Daily bump.
[official-gcc.git] / gcc / ChangeLog-2002
blobd76fba9025223ef82194415eb0cc4864cee36760
1 2002-12-31  Kazu Hirata  <kazu@cs.umass.edu>
3         * config/h8300/h8300-protos.h: Update the prototypes.
4         * config/h8300/h8300.c (const_le_2_operand): Change to
5         const_int_le_2_operand.
6         (const_int_le_6_operand): Change to const_int_le_6_operand.
7         * config/h8300/h8300.md (two peepholes): Update the function
8         names.
10 2002-12-31  Tom Tromey  <tromey@redhat.com>
12         * doc/install.texi (Testing): Fixed typo.
14 2002-12-31  Kazu Hirata  <kazu@cs.umass.edu>
16         * config/h8300/h8300.h (TRAMPOLINE_TEMPLATE): Remove.
17         (TRAMPOLINE_SIZE): Support the normal mode.
18         (INITIALIZE_TRAMPOLINE): Emit the entire trampoline.
20 2002-12-31  Mark Mitchell  <mark@codesourcery.com>
22         * c-common.h (pending_lang_change): Declare.
24 2002-12-31  Jerry Quinn  <jlquinn@optonline.net>
26         * gcc/doc/invoke.texi (Optimization Options): Clean up -O flag
27         descriptions.
29 2002-12-31  Jerry Quinn  <jlquinn@optonline.net>
31         * gcc/doc/invoke.texi (Optimization Options): List the options
32         enabled by each -O flag.
34 2002-12-31  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
36         * doc/install.texi (Configuration): Explicitly refer
37         gcc/config.gcc for a list of cpu models.
39 2002-12-31  Kazu Hirata  <kazu@cs.umass.edu>
41         * config/h8300/h8300.h: Fix comment typos.
43 2002-12-30  David Edelsohn  <edelsohn@gnu.org>
45         * config/rs6000/rs6000.h (WIDEST_HARDWARE_FP_SIZE): Define.
47 2002-12-30  Tom Tromey  <tromey@redhat.com>
49         * doc/install.texi (Testing): Mention Jacks.
51 2002-12-30  Joseph S. Myers  <jsm@polyomino.org.uk>
53         * doc/gcc.texi, doc/gccint.texi: Update last modification dates.
55 2002-12-30  Kazu Hirata  <kazu@cs.umass.edu>
57         * config/h8300/h8300.c (output_logical_op): Use extu.w in more
58         cases.
59         (compute_logical_op_length): Update to reflect the change in
60         output_logical_op.
61         (compute_logical_op_cc): Likewise.
63 2002-12-30  Joseph S. Myers  <jsm@polyomino.org.uk>
65         * doc/service.texi: Uncomment and update FAQ link.
67 2002-12-30  Andreas Jaeger  <aj@suse.de>
69         * unwind-dw2-fde.h (last_fde): Add unused attribute for obj.
71 2002-12-30  Kazu Hirata  <kazu@cs.umass.edu>
73         * config/h8300/h8300.md (*addsi3_lshiftrt_16_zexthi): New.
75 2002-12-30  Kazu Hirata  <kazu@cs.umass.edu>
77         * config/h8300/h8300.c (output_logical_op): Use extu.w if we
78         are clearing the most significant byte.
79         (compute_logical_op_length): Update to reflect the change in
80         output_logical_op.
81         (compute_logical_op_cc): Likewise.
83 2002-12-29  Kazu Hirata  <kazu@cs.umass.edu>
85         * config/h8300/h8300.md: Give internal names to anonymous
86         insns.
88 2002-12-29  Kazu Hirata  <kazu@cs.umass.edu>
90         * config/h8300/h8300.md: Reorder some insns.
92 2002-12-29  Kazu Hirata  <kazu@cs.umass.edu>
94         * config/h8300/h8300-protos.h: Add prototypes for
95         const_int_qi_operand and const_int_hi_operand.
96         * config/h8300/h8300.c (const_int_qi_operand): New.
97         (const_int_hi_operand): Likewise.
98         * config/h8300/h8300.md (three peepholes): New.
100 2002-12-28  Joseph S. Myers  <jsm@polyomino.org.uk>
102         * doc/cpp.texi, doc/gcc.texi, doc/gccint.texi, doc/install.texi:
103         Use @copying.
105 2002-12-28  Joseph S. Myers  <jsm@polyomino.org.uk>
107         * configure.in: Increase makeinfo version requirement to 4.[2-9].
108         * configure: Regenerate.
109         * doc/install.texi: Update Texinfo version requirement.
111 2002-12-28  Andreas Jaeger  <aj@suse.de>
113         * config/i386/i386.c (x86_function_profiler): Mark labelno as
114         possibly unused.
116         * c-parse.in (yyprint): Use HOST_WIDE_INT_PRINT_DOUBLE_HEX for
117         correct format.
119 2002-12-27  Kazu Hirata  <kazu@cs.umass.edu>
121         * config/h8300/h8300.md (*iorhi_shift_8): Change the name to
122         *iorhi_ashift_8.
123         (*iorhi_lshiftrt_8): New.
125 2002-12-27  Joseph S. Myers  <jsm@polyomino.org.uk>
127         * doc/include/texinfo.tex: Update to version 2002-12-26.16.
129 2002-12-27  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
131         * doc/contrib.texi (Contributors): Add Abramo and Roberto Bagnara.
133 2002-12-26  Kazu Hirata  <kazu@cs.umass.edu>
135         * config/h8300/h8300-protos.h: Fix comment typos.
136         Update copyright.
137         * config/h8300/h8300.c: Fix comment typos.
139 2002-12-26  Kazu Hirata  <kazu@cs.umass.edu>
141         * config/h8300/h8300.h (IDENT_ASM_OP): End with a tab.
143 2002-12-26  Kazu Hirata  <kazu@cs.umass.edu>
145         * config/i386/athlon.md: Fix comment typos.
146         * config/i386/crtdll.h: Likewise.
147         * config/i386/djgpp.h: Likewise.
148         * config/i386/i386-interix.h: Likewise.
149         * config/i386/i386.c: Likewise.
150         * config/i386/i386.h: Likewise.
151         * config/i386/i386.md: Likewise.
152         * config/i386/k6.md: Likewise.
153         * config/i386/mingw32.h: Likewise.
154         * config/i386/pentium.md: Likewise.
155         * config/i386/sco5.h: Likewise.
156         * config/i386/winnt.c: Likewise.
157         * config/i386/xmmintrin.h: Likewise.
159 2002-12-26  Jose Renau <renau@cs.uiuc.edu>
161         * ssa-dce.c (EXECUTE_IF_UNNECESSARY): Verify INSN is an
162         INSN_P before checking to see if it is dead.
163         (mark_all_insn_unnecessary): Similarly.
164         (ssa_eliminate_dead_code): Similarly.
165         * rtl.h (struct rtx_def): Update comments for in_struct usage
166         in dead code elimination pass.
167         (INSN_DEAD_CODE_P): Allow JUMP_INSN and CALL_INSN as well.
169 2002-12-26  Andreas Schwab  <schwab@suse.de>
171         * config.gcc (powerpc*-*-*, rs6000-*-*): Fix assignment syntax.
173 2002-12-25  David Edelsohn  <edelsohn@gnu.org>
175         * config/rs6000/rs6000.c (rs6000_override_options): Convert to
176         tartet_flags_explicit.
177         * config/rs6000/rs6000.h (MASK_MULTIPLE_SET, MASK_STRING_SET): Delete.
178         Compact target_flags bits.
179         (TARGET_MULTIPLE_SET, TARGET_STRING_SET): Delete.
180         (TARGET_SWITCHES): Delete references to *_SET flags.
182 Wed Dec 25 20:30:53 CET 2002  Jan Hubicka  <jh@suse.cz>
184         * i386.md (memory attribute): Fix setcc attribute.
186 2002-12-25  Kazu Hirata  <kazu@cs.umass.edu>
188         * output.h: Fix comment typos.
189         * predict.c: Likewise.
190         * print-tree.c: Likewise.
191         * profile.c: Likewise.
192         * ra-build.c: Likewise.
193         * ra-colorize.c: Likewise.
194         * ra-debug.c: Likewise.
195         * ra-rewrite.c: Likewise.
196         * ra.c: Likewise.
197         * ra.h: Likewise.
198         * real.c: Likewise.
199         * recog.c: Likewise.
200         * reg-stack.c: Likewise.
201         * regclass.c: Likewise.
203 2002-12-25  Kazu Hirata  <kazu@cs.umass.edu>
205         * config/h8300/h8300.c (print_operand_address): Do not negate
206         a negative number when printing one.
208 2002-12-25  Kazu Hirata  <kazu@cs.umass.edu>
210         * config/h8300/h8300-protos.h: Add prototypes for
211         output_plussi, compute_plussi_length, and compute_plussi_cc.
212         * config/h8300/h8300.c (output_plussi): New.
213         (compute_plussi_length): Likewise.
214         (compute_plussi_cc): Likewise.
215         * config/h8300/h8300.md (addsi_h8300h): Call
216         output_plussi, compute_plussi_length, and compute_plussi_cc.
218 2002-12-24  Kazu Hirata  <kazu@cs.umass.edu>
220         * config/h8300/h8300.md (two peepholes): Use match_dup instead
221         of match_operand in the new patterns.
223 2002-12-24  Joseph S. Myers  <jsm@polyomino.org.uk>
225         * doc/include/texinfo.tex: Update to version 2002-11-25.11.
227 2002-12-24  Nathan Sidwell  <nathan@codesourcery.com>
229         * configure.in (enable-coverage): Add SELF_COVERAGE.
230         * profile.c (end_branch_prob): Use SELF_COVERAGE.
232 2002-12-24  Jim Wilson  <wilson@redhat.com>
234         * alias.c (record_set): Handle multi-reg hard registers.
236 2002-12-24  Kazu Hirata  <kazu@cs.umass.edu>
238         * regmove.c: Fix comment typos.
239         * reload.c: Likewise.
240         * reload1.c: Likewise.
241         * resource.c: Likewise.
242         * rtl.def: Likewise.
243         * rtl.h: Likewise.
244         * rtlanal.c: Likewise.
245         * sched-deps.c: Likewise.
246         * sched-rgn.c: Likewise.
247         * sibcall.c: Likewise.
248         * simplify-rtx.c: Likewise.
249         * ssa-ccp.c: Likewise.
250         * ssa.c: Likewise.
251         * stmt.c: Likewise.
252         * stor-layout.c: Likewise.
253         * system.h: Likewise.
254         * tlink.c: Likewise.
255         * toplev.c: Likewise.
256         * tracer.c: Likewise.
257         * tree-inline.c: Likewise.
258         * tree.c: Likewise.
259         * tree.h: Likewise.
260         * unroll.c: Likewise.
261         * varasm.c: Likewise.
263 2002-12-23  Larin Hennessy  <larin@science.oregonstate.edu>
265         * doc/install.texi: Remove i386-*-isc, i860-*-bsd,
266         m68k-altos-sysv, m68k-isi-bsd, m68k-sony-bsd entries.
267         * doc/invoke.texi: Remove AMD 29K, ARM RISC/iX, Clipper, Convex,
268         DG/UX entries.
269         * doc/md.texi: Remove AMD 29K entries.
270         * doc/trouble.texi: Remove Alliant, DG/UX, Iris 4.0.5F, GAS
271         1.38.1, NewsOS, RT PC, WE32K entries.
273 2002-12-23  Aldy Hernandez  <aldyh@redhat.com>
275         PR/8763
276         * config/rs6000/altivec.md (mulv4sf3): Rewrite to add -0.0 vector.
277         (altivec_vspltisw_v4sf): Name pattern.
278         (altivec_vslw_v4sf): New pattern.
280 2002-12-23  Joseph S. Myers  <jsm@polyomino.org.uk>
282         * doc/include/gcc-common.texi: Define DEVELOPMENT.
284 2002-12-23  Mark Mitchell  <mark@codesourcery.com>
286         * stor-layout.c (update_alignment_for_field): Correct handling of
287         unnamed bitfields on PCC_BITFIELD_TYPE_MATTERS machines.
288         * doc/tm.texi (PCC_BITFIELD_TYPE_MATTERS): Note that an unnamed
289         bitfield does not affect alignment.
291 2002-12-23  David Edelsohn  <edelsohn@gnu.org>
293         * expr.c (expand_assignment): Apply special treatment to
294         ARRAY_TYPE.
296 2002-12-23  Kazu Hirata  <kazu@cs.umass.edu>
298         * config/h8300/h8300-protos.h: Update the prototype of
299         expand_a_shift.
300         * config/h8300/h8300.c (expand_a_shift): Change the return
301         type to void.
302         * config/h8300/h8300.md: Update all the uses of
303         expand_a_shift.
305 2002-12-22  Nathan Sidwell  <nathan@codesourcery.com>
307         * tree.c (save_expr): Allow either side of a dyadic operand to be
308         constant.
310         * doc/portability.texi (portability): Update portability goals.
312 2002-12-23  Kazu Hirata  <kazu@cs.umass.edu>
314         * config/h8300/h8300.c (output_a_shift): Remove unused code.
316 2002-12-22  Mark Mitchell  <mark@codesourcery.com>
318         * stor-layout.c (update_alignment_for_field): Guard use of
319         ADJUST_FIELD_ALIGN with #ifdef.
321         * stor-layout.c (update_alignment_for_field): Use
322         ADJUST_FIELD_ALIGN when computing the alignment for a zero-width
323         bitfield when PCC_BITFIELD_TYPE_MATTERS.
325 2002-12-22  Kazu Hirata  <kazu@cs.umass.edu>
327         * genautomata.c: Fix comment typos.
329 Sun Dec 22 18:23:44 CET 2002  Jan Hubicka  <jh@suse.cz>
331         * params.def (tracer-min-branch-probability-feedback): Fix default.
332         * final.c (compute_alignments): Use profile to avoid code bloat.
334 2002-12-22  Kazu Hirata  <kazu@cs.umass.edu>
336         * config/h8300/h8300.c (get_shift_alg): Make shift insn
337         sequences end with a valid cc0 whenever possible.
339 2002-12-22  Kazu Hirata  <kazu@cs.umass.edu>
341         * config/h8300/h8300.md (negsf2): New.
342         (*negsf2_h8300): Likewise.
343         (*negsf2_h8300hs): Likewise.
345 2002-12-21  Geoffrey Keating  <geoffk@apple.com>
347         * integrate.c (output_inline_function): Don't hold private
348         pointers to 'struct function' over GC calls.
350 2002-12-21  Kaz kojima  <kkojima@gcc.gnu.org>
352         * config/sh/lib1funcs.asm (__fpscr_values): Conditionalize with
353         NO_FPSCR_VALUES.
354         * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Add -DNO_FPSCR_VALUES.
356 2002-12-21  Kazu Hirata  <kazu@cs.umass.edu>
358         * config/h8300/h8300.md (zero_extendqisi2): Correct the
359         length.
361 2002-12-21  Kazu Hirata  <kazu@cs.umass.edu>
363         * config/h8300/h8300.md (*zero_extendqihi2_h8300): Make the
364         second alternative "#".
365         (*zero_extendqihi2_h8300hs): Likewise.
366         (a define_split): New.
368 2002-12-21  Kazu Hirata  <kazu@cs.umass.edu>
370         * config/h8300/h8300-protos.h: Update the prototype for
371         split_adds_subs.
372         Add prototypes for const_le_2_operand and const_le_6_operand.
373         * config/h8300/h8300.c (split_adds_subs): Add an argument to
374         specify whether inc/dec should be used when possible.
375         (const_le_2_operand): New.
376         (const_le_6_operand): Likewise.
377         * config/h8300/h8300.md (two peepholes): New.
379 2002-12-21  Kazu Hirata  <kazu@cs.umass.edu>
381         * config/fr30/fr30.md: Fix a comment typo.
382         * config/i386/i386.c: Likewise.
383         * config/ip2k/ip2k.h: Likewise.
385 2002-12-20  Jim Wilson  <wilson@redhat.com>
387         * config/rs6000/spe.h (__ev_subifw): Reverse arguments.
388         (__ev_subw, __ev_subiw): New.
389         (ev_mwlssf, ev_mwlsmf, ev_mwlssfa, ev_mwlsmfa, ev_mwlssfaaw,
390         ev_mwlsmfaaw, ev_mwlssfanw, ev_mwlsmfanw): Delete.
392 2002-12-20  John David Anglin  <dave.anglin@nrc.gc.ca>
394         * pa-linux.h (TARGET_HAS_STUBS_AND_ELF_SECTIONS): Delete define.
395         * pa32-linux.h (FUNCTION_OK_FOR_SIBCALL): Delete define.
396         * pa.c (pa_function_ok_for_sibcall): Allow non indirect sibcalls on
397         TARGET_ELF32.  Add comment on sibcall issues for TARGET_64BIT.
399 2002-12-20  Kazu Hirata  <kazu@cs.umass.edu>
401         * config/h8300/h8300-protos.h: Add prototypes for
402         incdec_operand and eqne_operator.
403         * config/h8300/h8300.c (incdec_operand): New.
404         (eqne_operator): Likewise.
405         * config/h8300/h8300.h (CONST_OK_FOR_M): Likewise.
406         (CONST_OK_FOR_O): Likewise.
407         (CONST_OK_FOR_LETTER_P): Use CONST_OK_FOR_M and
408         CONST_OK_FOR_O.
409         * config/h8300/h8300.md (UNSPEC_INCDEC): New.
410         (addhi3_incdec): New.
411         (addsi3_incdec): Likewise.
412         (two peepholes): Likewise.
414 2002-12-20  Kazu Hirata  <kazu@cs.umass.edu>
416         * config/h8300/h8300.c (dosize): Remove warnings.
417         (print_operand): Likewise.
419 2002-12-20  Richard Henderson  <rth@redhat.com>
421         * config/alpha/alpha.c (decl_has_samegp): New.
422         (samegp_function_operand): Use it.  Rename from
423         current_file_function_operand.
424         (direct_call_operand): Handle -msmall-text via symbol->jump.
425         (tls_symbolic_operand_1): Use T for tprel64, t for smaller tprel.
426         (tls_symbolic_operand_type): Likewise.
427         (alpha_encode_section_info): Likewise.  Handle -msmall-text.
428         (alpha_function_ok_for_sibcall): Use decl_has_samegp.
429         (alpha_end_function): Set symbol->jump for functions defined in
430         the text section.
431         * config/alpha/alpha-protos.h: Update.
432         * config/alpha/alpha.h (MASK_SMALL_TEXT, TARGET_SMALL_TEXT): New.
433         (TARGET_SWITCHES): Add -msmall-text and -mlarge-text.
434         (PREDICATE_CODES): Update.
435         * config/alpha/alpha.md (call patterns): Update for
436         samegp_function_operand rename; use !samegp reloc if
437         TARGET_EXPLICIT_RELOCS.
438         * doc/invoke.text: Document -msmall-text and -mlarge-text.
440 2002-12-20  Ian Dall  <ian@sibyl.beware.dropbear.id.au>
442         * config/ns32k/ns32k.md (movdi): Use "l" instead of "f" to match
443         all registers capable of holding a double float.
444         (*rcond): change name of "reverse branch" insns to
445         something more meaningful.
446         (*rbgt, *rblt, *rbge, *rble): Reverse branches to handle IEEE
447         comparisons properly.
448         (*ffs): Change operand 0 from write to read-modify-write.
449         (*ffsssi2): Drop constraints from define_expand.
451         * config/ns32k/ns32k.h (STORE_RATIO, STORE_BY_PIECES): Avoid using
452         MOVE_RATIO as default for store operations.
454         * config/ns32k/ns32k.h (enum reg_class, REG_CLASS_NAMES): Add
455         LONG_REGS class.
456         (CANNOT_CHANGE_MODE_CLASS): Can't subreg LONG_REGS.
457         (GO_IF_LEGITIMATE_ADDRESS): Remove spurious abort().
458         * config/ns32k/ns32k.c (regclass_map): Add LONG_REGS class.
460         * config/ns32k/STATUS: New File
461         * config/ns32k/NOTES: New file.
463 2002-12-20  Hartmut Penner  <hpenner@de.ibm.com>
465         * doc/invoke.texi: Document -mzarch, -mesa, -mcpu= and -march=
466         option for S/390 and zSeries.
467         * config/s390/s390.c (s390_cpu, s390_cpu_string, s390_arch,
468         s390_arch_string): New variables.
469         (override_options): Checking for options and setting of
470         appropriate target_flags, cpu and arch flags.
471         * config/s390/s390.h: (processor_type): New enum.
472         (TARGET_SWITCHES): New switches -mesa/zarch.
473         * config/s390/s390.md: New attribute 'cpu'.
475 2002-12-19  Kazu Hirata  <kazu@cs.umass.edu>
477         * c-pretty-print.h: Fix comment typos.
478         * integrate.c: Likewise.
479         * varasm.c: Likewise.
480         * config/c4x/c4x.h: Likewise.
481         * config/c4x/c4x.md: Likewise.
482         * config/fr30/fr30.md: Likewise.
483         * config/frv/frv.c: Likewise.
484         * config/h8300/h8300.c: Likewise.
485         * config/i386/i386.c: Likewise.
486         * config/i386/i386.h: Likewise.
487         * config/ia64/ia64.c: Likewise.
488         * config/ia64/ia64.h: Likewise.
489         * config/ip2k/ip2k.md: Likewise.
490         * config/m68hc11/m68hc11-crt0.S: Likewise.
491         * config/m68hc11/m68hc11.h: Likewise.
492         * config/m68hc11/m68hc11.md: Likewise.
493         * config/m68hc11/m68hc12.h: Likewise.
494         * config/mcore/mcore.md: Likewise.
495         * config/mips/mips.c: Likewise.
496         * config/mips/mips.md: Likewise.
497         * config/mmix/mmix-modes.def: Likewise.
498         * config/pa/pa.c: Likewise.
499         * config/rs6000/rs6000.c: Likewise.
500         * config/rs6000/rs6000.h: Likewise.
501         * config/rs6000/rs6000.md: Likewise.
503 2002-12-19  Kazu Hirata  <kazu@cs.umass.edu>
505         * config/h8300/h8300.md (output_a_shift): Clean up the code to
506         output shifts using rotation.
508 2002-12-20  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
510         * flow.c (allocate_reg_life_data): Reset REG_FREQ.
512 2002-12-19  Kazu Hirata  <kazu@cs.umass.edu>
514         * config/h8300/h8300.md (pushqi_h8300): Don't push the stack
515         pointer.
516         (pushqi_h8300hs): Likewise.
517         (pushhi_h8300): Likewise.
518         (pushhi_h8300hs): Likewise.
520 Thu Dec 19 23:44:09 2002  J"orn Rennecke <joern.rennecke@superh.com>
522         * sched-rgn.c (init_regions): Update comment.
524 2002-12-19  David Edelsohn  <edelsohn@gnu.org>
526         * config/rs6000/rs6000.md (define_attr type): Remove altivec.
527         * config/rs6000/altivec.md (movv4si_internal): Set correct instruction
528         attributes.
529         (movv8hi_internal,movv16qi_internal,movv4sf_internal): Same.
530         (get_vrsave_internal,set_vrsave_internal): Same.
531         (altivec_vspltisb,altivec_vspltish,altivec_vspltisw): Same.
532         (absv16qi2,absv8hi2,absv4si2,absv4sf2): Same
533         (altivec_abss_v16qi,altivec_abss_v8hi,altivec_abss_v4si): Same.
535 2002-12-19  Casper S. Hornstrup  <chorns@users.sourceforge.net>
536             Danny Smith  <dannysmith@users.sourceforge.net>
537             Eric Kohl  <ekohl@rz-online.de>
539         * config/i386/i386.c (ix86_handle_cdecl_attribute): Check for
540         attributes incompatible with fastcall attribute.
541         (ix86_handle_regparm_attribute): Likewise.
543         * config/i386/i386.c (ix86_comp_type_attributes): Check for mismatched
544         fastcall types.
546         * config/i386/cygwin.h (TARGET_OS_CPP_BUILTINS): Add fastcall
547         attributes.
548         (ASM_OUTPUT_LABELREF): Define as i386_pe_output_labelref.
549         * config/i386/i386-protos.h (i386_pe_output_labelref): Declare.
550         * config/i386/winnt.c (i386_pe_mark_dllimport). Add __imp_ prefix in
551         i386_pe_output_labelref rather than here.
552         (gen_fastcall_suffix): New function. Decorates a label name with the
553         fastcall prefix (@) and the stdcall suffix.
554         (i386_pe_encode_section_info): Call gen_fastcall_suffix() if a symbol
555         has a fastcall attribute.
556         (i386_pe_output_labelref): New function. Outputs a label reference.
557         * config/i386/i386.c (ix86_attribute_table): Accept 'fastcall' as a
558         valid attribute.
559         (ix86_return_pops_args): Fastcall functions pop the stack.
560         (init_cumulative_args): Reserve registers ECX and EDX if function has
561         fastcall attribute.
562         (function_arg): Use registers ECX and EDX if function has fastcall
563         attribute.
564         * config/i386/i386.h (CUMULATIVE_ARGS): Add fastcall attribute flag.
565         (DLL_IMPORT_EXPORT_PREFIX): Redefine as '#'.
566         (FASTCALL_PREFIX): Define as '@'.
567         * config/i386/mingw32.h (TARGET_OS_CPP_BUILTINS): Add fastcall
568         attributes.
569         * doc/extend.texi: Add documentation of fastcall attribute.
571 2002-12-19  Nathanael Nerode  <neroden@gcc.gnu.org>
573         * configure.in: FORBUILD when build!=host changed from
574         ../$build-alias to ../build-$build_alias to match change made
575         in top directory.
576         * configure: Regenerated.
578 2002-12-19  Eric Botcazou  <ebotcazou@libertysurf.fr>
580         PR optimization/8988
581         * loop.c (maybe_eliminate_biv): Kill REG_EQUAL notes mentioning
582         the biv when eliminating.
584 2002-12-19  Devang Patel  <dpatel@apple.com>
585         * gcc.c (struct default_compiler): Recognizes input file name with
586         .CPP extension as C++ source files
587         * cp/lang-spec.h: Same
588         * doc/invoke.texi:  Add documentation for .CPP support.
590 2002-12-19  Aldy Hernandez  <aldyh@redhat.com>
592         PR 8553
593         * config/rs6000/altivec.md ("absv8hi2"): Add & to clobbered
594         registers.
595         ("absv16qi2"): Same.
596         ("absv4si2"): Same.
597         ("absv4sf2"): Same.
598         ("altivec_abss_v16qi"): Same.
599         ("altivec_abss_v8hi"): Same.
600         ("altivec_abss_v4si"): Same.
602 2002-12-19  Ulrich Weigand  <uweigand@de.ibm.com>
604         * config/s390/s390.md ("*tsthiCCT", "*tsthiCCT_cconly",
605         "*tstqiCCT", "*tstqiCCT_cconly"): New insns.
607 2002-12-19  Eric Botcazou  <ebotcazou@libertysurf.fr>
609         PR target/8340
610         * stmt.c (expand_asm_operands): Produce an error when
611         the PIC register is clobbered.
613 2002-12-18  Daniel Berlin  <dberlin@dberlin.org>
615         * Makefile.in (OBJS): Add alloc-pool.o
616         (alloc-pool.o): New object.
618         * alloc-pool.c: New file.
619         * alloc-pool.h: New file.
621 2002-12-18  Loren James Rittle  <ljrittle@acm.org>
623         * gcc.c (validate_switches): Robustify against skipping past '\0'.
625 2002-12-18  Geoffrey Keating  <geoffk@apple.com>
627         * config.gcc: Set extra_objs in the generic Darwin rule,
628         not in the machine-specific rules.
630 2002-12-19  Kazu Hirata  <kazu@cs.umass.edu>
632         * ChangeLog: Follow spelling conventions.
633         * ChangeLog.2: Likewise.
634         * ChangeLog.4: Likewise.
635         * ChangeLog.5: Likewise.
636         * cppexp.c: Likewise.
637         * df.c: Likewise.
638         * gcov.c: Likewise.
639         * gengtype.c: Likewise.
640         * reload1.c: Likewise.
641         * sched-rgn.c: Likewise.
642         * stmt.c: Likewise.
643         * stor-layout.c: Likewise.
644         * timevar.c: Likewise.
645         * toplev.c: Likewise.
646         * tree.h: Likewise.
647         * varasm.c: Likewise.
648         * config/fr30/fr30.md: Likewise.
649         * config/i386/i386.c: Likewise.
650         * config/ia64/ia64.c: Likewise.
651         * config/pa/pa.c: Likewise.
653 2002-12-18  Roger Sayle  <roger@eyesopen.com>
655         * basic-block.h (flow_bb_inside_loop_p): Correct prototype.
657 2002-12-18  Aldy Hernandez  <aldyh@redhat.com>
659         PR 8551
660         * config/rs6000/altivec.h (vec_cmplt macro): Reverse arguments in
661         macro.
662         (vec_cmplt C++ functions): Reverse arguments.
664 2002-12-18  Geoffrey Keating  <geoffk@apple.com>
666         * config/rs6000/t-rs6000: Move contents to t-fprules,
667         add rules for dependencies of rs6000.o and to build rs6000-c.o
668         * config/rs6000/t-fprules: New file from t-rs6000.
669         * config/rs6000/t-beos: Remove soft-fp rules.
670         * config/rs6000/t-ppccomm: Likewise.
671         * config/rs6000/t-newas: Likewise.
672         * config/rs6000/t-rs6000-c-rule: Delete.
673         * config.gcc: Use t-fprules for rs6000/ ports when appropriate.
674         Use t-rs6000 for all rs6000/ ports instead of t-rs6000-c-rule.
675         Create generic Darwin rules.
677         * gengenrtl.c (gencode): Delete unnecessary rtl_obstack declaration.
679 2002-12-18  Doug Evans  <dje@sebabeach.org>
681         * m32r/m32r.c (addr24_operand): Fix arg to CONSTANT_POOL_ADDRESS_P
682         and LIT_NAME_P.
683         (move_src_operand): Remove compile-time warning.
684         * m32r/m32r.h (ROUND_ADVANCE_ARG): Ditto.
686 2002-12-18  Jason Merrill  <jason@redhat.com>
688         * unwind-dw2-fde.c (frame_downheap): Split out from...
689         (frame_heapsort): Here.
691 2002-12-17  Jason Merrill  <jason@redhat.com>
693         * tree.c (make_node): Don't set TREE_TYPE on 's' class nodes.
694         (build1): Always set TREE_SIDE_EFFECTS on 's' class nodes.
696         * gcc.c (do_spec_1) ['W']: End any pending argument from the braces.
698         * calls.c (expand_call): Don't try to be clever about expanding
699         the return slot address.
701 2002-12-18  Kaz kojima  <kkojima@gcc.gnu.org>
703         * config/sh/linux.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC):
704         Define.
706 2002-12-17  Jason Merrill  <jason@redhat.com>
708         * genmultilib: Use 'cd ./foo'.
710 2002-12-17  Kazu Hirata  <kazu@cs.umass.edu>
712         * doc/c-tree.texi: Restore deliberate spelling mistakes.
714 2002-12-17  Kazu Hirata  <kazu@cs.umass.edu>
716         * doc/c-tree.texi: Fix typos and follow spelling conventions.
717         * doc/cpp.texi: Likewise.
718         * doc/extend.texi: Likewise.
719         * doc/gty.texi: Likewise.
720         * doc/install.texi: Likewise.
721         * doc/invoke.texi: Likewise.
722         * doc/md.texi: Likewise.
723         * doc/passes.texi: Likewise.
724         * doc/rtl.texi: Likewise.
725         * doc/sourcebuild.texi: Likewise.
726         * doc/tm.texi: Likewise.
728 2002-12-17  Jerry Quinn  <jlquinn@optonline.net>
730         * doc/invoke.texi: Minor spelling and grammar fixes.
732 2002-12-17  Ulrich Weigand  <uweigand@de.ibm.com>
734         * config/s390/s390.c (s390_output_constant_pool): Replace
735         ASM_OUTPUT_INTERNAL_LABEL by (*targetm.asm_out.internal_label).
737 Tue Dec 17 09:47:57 CET 2002  Jan Hubicka  <jh@suse.cz>
739         * convert.c (convert_to_real): Disable function transformation for
740         now.
742 2002-12-16  Geoffrey Keating  <geoffk@apple.com>
744         * gcc.c (handle_braces): Allow '@' as a switch name.
746 2002-12-16  Jason Merrill  <jason@redhat.com>
748         * calls.c (expand_call): Handle CALL_EXPR_HAS_RETURN_SLOT_ADDR
749         with special struct-return ABIs.
751         * c-semantics.c (add_scope_stmt): Abort if the end SCOPE_STMT
752         doesn't match the begin SCOPE_STMT in partialness.
754 2002-12-16  Geoffrey Keating  <geoffk@apple.com>
756         * genmultilib: Create temporary files in unique subdirectory.
758         * gcc.c (validate_switches): Allow '@' as a switch name.
760 2002-12-16  Loren J. Rittle  <ljrittle@acm.org>
762         * Makefile.in (gcov-iov.h): Improve portability.
764 Mon Dec 16 23:39:19 CET 2002  Jan Hubicka  <jh@suse.cz>
766         * mips.h (ASM_OUTPUT_ADDR_DIFF_ELT): Do not use qpword on API_N32/not
767         gas
768         * mips.md (tablejump insn): Likewise.
770 2002-12-16  Mark Mitchell  <mark@codesourcery.com>
772         * doc/include/gcc-common.texi: Change version number to 3.4.
774 2002-12-16  Bruce Korb  <bkorb@gnu.org>
776         * fixinc/fixlib.h: add: #include <signal.h>
777         * fixinc/fixincl.c: remove: #include <signal.h>
779 Mon Dec 16 17:20:04 2002  J"orn Rennecke <joern.rennecke@superh.com>
781         * sh.h (EXTRA_CONSTRAINT_Z): New macro.
782         (EXTRA_CONSTRAINT): Use it.
783         * sh.md (anddi3): Use 'Z' constraint for alternative 2.
785 2002-12-15  Zack Weinberg  <zack@codesourcery.com>
787         * config.gcc (need_64bit_hwint): New variable.
788         (alpha*-*-*, x86_64-*-*, ia64-*-*, mips*-*-*, powerpc*-*-*,
789         mmix-knuth-mmixware, rs6000*-*-*, sparc64*-*-*, s390*-*-*,
790         sh*-*-*, hppa*64*-*-linux, parisc*64*-*-linux, hppa*64*-*-hpux11*,
791         sparcv9-*-solaris2*, sparc*-*-solaris2.[789], ultrasparc-*-freebsd*):
792         Set it.
793         (powerpc*-*-darwin*): Unset it.
794         (alpha-*-interix, alpha64-dec-*vms*, i?86-*-interix3*,
795         i?86-*-interix*, sparc64-*-openbsd*): Remove references to
796         deleted/nonexistent xm-*.h headers.
797         * configure.in: AC_DEFINE NEED_64BIT_HOST_WIDE_INT if the
798         target set need_64bit_hwint in config.gcc.
799         * configure, config.in: Regenerate.
801         * hwint.h: Overhaul.  Don't bother trying int for
802         HOST_WIDE_INT.  Do try __int64 if long is not enough.  Base
803         decision to force 64-bit HOST_WIDE_INT on
804         NEED_64BIT_HOST_WIDE_INT, not (MAX_)LONG_TYPE_SIZE which is
805         not visible at this point.  Don't allow prior definition of
806         any macro defined by this file.
808         * config/alpha/xm-vms.h: Don't define HOST_WIDE_INT or
809         HOST_BITS_PER_WIDE_INT.
810         * config/c4x/c4x.h: Adjust redefinition of
811         HOST_WIDE_INT_PRINT_HEX to match changes to hwint.h.
812         * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms64.h,
813         config/i386/xm-i386-interix.h: Delete file.
815 2002-12-14  Rodney Brown  <rbrown64@csc.com.au>
816             John David Anglin  <dave@hiauly1.hia.nrc.ca>
818         * pa.c (output_millicode_call): Convert ASM_OUTPUT_INTERNAL_LABEL.
819         * pa64-hpux.h (ASM_OUTPUT_INTERNAL_LABEL): Delete define.
821 2002-12-14  Zack Weinberg  <zack@codesourcery.com>
823         * mkconfig.sh: Correct comment.  Add copyright boilerplate.
825 2002-12-14  Zack Weinberg  <zack@codesourcery.com>
827         * config/t-darwin, config/arm/t-pe, config/arm/t-strongarm-pe,
828         config/c4x/t-c4x, config/i370/t-i370, config/i386/t-cygwin,
829         config/i386/t-interix, config/i960/t-960bare, config/ia64/t-ia64,
830         config/rs6000/t-rs6000-c-rule, config/sparc/t-sol2,
831         config/v850/t-v850:  Correct dependencies and normalize
832         compilation commands for files that include coretypes.h and tm.h.
834         * config/sparc/gmon-sol2.c: Include tconfig.h and tsystem.h,
835         not config.h and system.h.
837 Sat Dec 14 20:43:41 CET 2002  Jan Hubicka  <jh@suse.cz>
839         * i386.c (flags_reg_operand):  New function.
840         * i386.h (PREDICATE_CODES): Add flags_reg_operand.
841         * i386.md (cmov splitter, movqicc): Use new predicate.
843 Sat Dec 14 17:03:17 CET 2002  Jan Hubicka  <jh@suse.cz>
845         * i386.md (movqicc splitter): Fix template.
847 2002-12-13  Jason Merrill  <jason@redhat.com>
849         * tree.h (CALL_EXPR_HAS_RETURN_SLOT_ADDR): New macro.
850         * calls.c (expand_call): Handle it.
851         * tree-inline.c (struct inline_data): Remove target_exprs field.
852         (optimize_inline_calls): Don't initialize it.
853         (expand_call_inline): Don't modify it.  Handle
854         CALL_EXPR_HAS_RETURN_SLOT_ADDR.
855         (declare_return_variable): Take return slot addr.
856         * langhooks.h (copy_res_decl_for_inlining): Change target_exprs parm
857         to return_slot_addr.
858         * langhooks-def.h, langhooks.c: Adjust.
859         * explow.c (maybe_set_unchanging): Don't set RTX_UNCHANGING_P for
860         a decl with no DECL_INITIAL.
862         * expr.c (expand_expr): Don't discard the target of a call which
863         returns in memory.
865 2002-12-13  Neil Booth  <neil@daikokuya.co.uk>
867         * cppinit.c (path_include): Take an environment variable name.
868         Tidy up.
869         (init_standard_includes): Simplify environment handling, and
870         move to ...
871         (cpp_read_main_file): ...here as -nostdinc should not affect
872         environment variable paths.
874 2002-12-13  John David Anglin  <dave@hiauly1.hia.nrc.ca>
876         * pa.c (output_millicode_call): Correct typo.
877         (output_call): Likewise.
879 Fri Dec 13 21:07:18 2002  Alexandre Oliva  <aoliva@redhat.com>
881         * config/mn10300/mn10300.c (print_operand) <case N>: Check
882         operand's range.  Print value directly, without aid from
883         output_address.
884         <case U>: New.
885         <case S>: Make sure argument to fprintf has the right type.
886         * config/mn10300/mn10300.h (OK_FOR_T): New macro.
887         (EXTRA_CONSTRAINT): Adjust.
888         * config/mn10300/mn10300.md: Add new all-QImode pattern for
889         bclr.  Use %U for immediate operands of bset and bclr.
890         (iorqi3): New expand, with insns for AM33 and mn10300.
892 Fri Dec 13 16:02:27 2002  J"orn Rennecke <joern.rennecke@superh.com>
894         * sh.c (sh_register_operand): New function.
895         (prepare_move_operands): Use it.
896         * sh.h (PREDICATE_CODES): Add entry for sh_register_operand.
897         * sh.md (movsi_media, movsi_media_nofpu): Allow stores of 0.
898         (movqi_media, movhi_media, movdi_media, movdi_media_nofpu): Likewise.
899         (movdf_media, movdf_media_nofpu, movv4sf_i, movsf_media): Likewise.
900         (movsf_media_nofpu, movv2hi_i, movv4hi_i, movv8qi_i): Likewise.
901         (movv2si_i): Likewise.
903 2002-12-13  Jim Wilson  <wilson@redhat.com>
905         * doc/extend.texi (Complex Numbers): Update info on debug info.
907 2002-12-13  Kazu Hirata  <kazu@cs.umass.edu>
909         * config/h8300/h8300.md (addhi3_h8300): Remove the last
910         alternative.
912 2002-12-12  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
914         * hooks.h (hook_tree_tree_bool_false): Declare
915         hook_bool_tree_tree_false instead.
917 2002-12-12  Devang Patel  <dpatel@apple.com>
919         * doc/invoke.texi: Document Darwin linker options, -bundle
920         -bind_at_load, -all_load and -arch_errors_fatal
922 2002-12-12  Jim Wilson  <wilson@redhat.com>
924         * dbxout.c (dbxout_fptype_value): New.
925         (dbxout_type, case COMPLEX_TYPE): Call it.  Use 'R' instead of 'r'.
927 2002-12-12  Kazu Hirata  <kazu@cs.umass.edu>
929         * c-decl.c: Fix a comment typo.
930         * cfg.c: Likewise.
931         * cfgcleanup.c: Likewise.
932         * cfglayout.c: Likewise.
933         * cfgrtl.c: Likewise.
934         * c-typeck.c: Likewise.
935         * dominance.c: Likewise.
936         * dwarf2asm.c: Likewise.
937         * dwarfout.c: Likewise.
938         * expmed.c: Likewise.
939         * expr.c: Likewise.
940         * final.c: Likewise.
941         * flow.c: Likewise.
942         * function.c: Likewise.
943         * gcc.c: Likewise.
944         * genautomata.c: Likewise.
945         * integrate.c: Likewise.
946         * loop.c: Likewise.
947         * loop.h: Likewise.
948         * output.h: Likewise.
949         * profile.c: Likewise.
950         * ra.h: Likewise.
951         * reload1.c: Likewise.
952         * reload.c: Likewise.
953         * sched-rgn.c: Likewise.
954         * stmt.c: Likewise.
955         * tree.h: Likewise.
956         * vmsdbgout.c: Likewise.
958 2002-12-12  Kazu Hirata  <kazu@cs.umass.edu>
960         * config/h8300/h8300.md: Add a new peephole2.
962 2002-12-12  Kazu Hirata  <kazu@cs.umass.edu>
964         * config/h8300/h8300.md (a peephole2): Accept a constant
965         that's accepted by CONST_OK_FOR_J.
967 2002-12-12  Kazu Hirata  <kazu@cs.umass.edu>
969         * config/h8300/h8300.h (CONST_OK_FOR_J): New.
970         (CONST_OK_FOR_LETTER_P): Use CONST_OK_FOR_J.
971         * config/h8300/h8300.md (*addhi_h8300): Add a new alternative.
972         (*addhi_h8300hs): Likewise.
974 Thu Dec 12 16:24:59 2002  J"orn Rennecke <joern.rennecke@superh.com>
976         * sh.c (reg_class_from_letter): No longer const.  Add 'e' entry.
977         (sh_register_move_cost): Add clause for SImode fp-fp moves.
978         Increase cost for moves involving multiple general purpose registers.
979         * sh.h (OVERRIDE_OPTIONS): Set reg_class_from_letter['e'] according to
980         TARGET_FMOVD.
981         (HARD_REGNO_MODE_OK): Allow V2SFmode and V4SFmode in general purpose
982         registers, and SImode in fp registers, for ! TARGET_SHMEDIA.
983         (enum reg_class reg_class_from_letter): No longer const.
984         (SECONDARY_OUTPUT_RELOAD_CLASS): Use REGCLASS_HAS_FP_REG /
985         REGCLASS_HAS_GENERAL_REG.
986         Handle SImode moves from/to fp registers.
987         ! TARGET_SHMEDIA && TARGET_FMOVD.
988         (SECONDARY_INPUT_RELOAD_CLASS): Use REGCLASS_HAS_FP_REG.
989         * sh.md (movsi_ie): Add alternatives to move from / to fp regisyters.
991 2002-12-12  Andreas Schwab  <schwab@suse.de>
993         * config/ia64/ia64.c (ia64_hpux_asm_file_end): Fix typo in last
994         change and some warnings.
996 2002-12-12  Kazu Hirata  <kazu@cs.umass.edu>
998         * doc/md.texi (pushm): Fix a typo.
1000 2002-12-12  Alexandre Oliva  <aoliva@redhat.com>
1002         * config/mips/mips.c (mips_output_conditional_branch): Support
1003         PIC-safe out-of-range branch and branch-likely.
1004         * config/mips/mips.md (attr length): PIC-safe out-of-range
1005         branches are longer.
1006         ("jump"): Support PIC-safe out-of-range-for-branch jumps.  Remove
1007         unused code to support indirect jumps.
1009 2002-12-11  Zack Weinberg  <zack@codesourcery.com>
1011         * Makefile.in (GTFILES): Add $(host_xm_file_list) and
1012         $(tm_file_list).
1014 2002-12-11  David Edelsohn  <edelsohn@gnu.org>
1016         * config/rs6000/t-rs6000-c-rule: Add coretypes.h $(TM_H) dependencies.
1018 Wed Dec 11 15:20:45 CET 2002  Jan Hubicka  <jh@suse.cz>
1020         * i386.md (cmove splitters): Avoid creation of unnecesary subregs.
1022 2002-12-11  John David Anglin  <dave@hiauly1.hia.nrc.ca>
1024         * pa.h (BIGGEST_ALIGNMENT): Change 32-bit value to 64 bits.
1025         (MAX_PARM_BOUNDARY, STACK_BOUNDARY): Express in terms of
1026         BIGGEST_ALIGNMENT.
1027         (PREFERRED_STACK_BOUNDARY): Express in terms of STACK_BOUNDARY.
1028         (FUNCTION_BOUNDARY): Express in terms of BITS_PER_WORD.
1030 2002-12-11  Kazu Hirata  <kazu@cs.umass.edu>
1032         * doc/invoke.texi: Correct dump file names.
1034 2002-12-09  Steve Ellcey  <sje@cup.hp.com>
1036         * config/ia64/ia64.c (ia64_hpux_asm_file_end): Don't send stripped
1037         name to globalize_label or assemble_name.
1039 Wed Dec 11 20:15:19 2002  J"orn Rennecke <joern.rennecke@superh.com>
1041         * sh.h (REG_CLASS_HAS_GENERAL_REG): Only true for SIBCALL_REGS
1042         if not TARGET_SHMEDIA.
1044 Wed Dec 11 19:05:05 2002  J"orn Rennecke <joern.rennecke@superh.com>
1046         * sh.h (REG_CLASS_HAS_FP_REG): New.
1047         (REGISTER_MOVE_COST) Use it.  Put body into a function and
1048         move it into:
1049         * sh.c (sh_register_move_cost).
1050         * sh-protos.h (sh_register_move_cost): Declare.
1052         * sh.c (sh_expand_builtin): Abort for unexpected nop values.
1053         (sh_adjust_cost): Always return a value.
1055 Wed Dec 11 18:39:52 2002  J"orn Rennecke <joern.rennecke@superh.com>
1057         * sh.h (REG_CLASS_HAS_GENERAL_REG): New.
1058         (REGISTER_MOVE_COST): Use it.
1060 2002-12-11  Richard Henderson  <rth@redhat.com>
1062         * tree.h (MODULE_LOCAL_P): Kill.
1063         * varasm.c (default_binds_local_p_1): Use decl_visibility instead.
1065 2002-12-11  Kazu Hirata  <kazu@cs.umass.edu>
1067         * config/h8300/h8300.md (two define_peephole2): New.
1069 2002-12-11  Kazu Hirata  <kazu@cs.umass.edu>
1071         * config/h8300/h8300.h (CONST_OK_FOR_J): Remove.
1072         (CONST_OK_FOR_K): Likewise.
1073         (CONST_OK_FOR_M): Likewise.
1074         (CONST_OK_FOR_LETTER_P): Do not use the above macros.
1076 2002-12-11  Neil Booth  <neil@daikokuya.co.uk>
1078         * c-common.c (builtin_define_type_max): Handle unsigned
1079         types too.
1081 2002-12-10  David Edelsohn  <edelsohn@gnu.org>
1083         * haifa-sched.c (rank_for_schedule): Correct style.
1085 2002-12-10  Per Bothner  <pbothner@apple.com>
1087         * cpplib.h (struct cpp_hashnode):  Split a non-portably-signed field
1088         directive_index into an unsigned field and a new is_directive field.
1089         * cppinit.c (mark_named_operators):  Update to set new fields.
1090         * cpplex.c (_cpp_lex_direct):  Now directive_field is unsigned.
1091         * cpplib.c [_cpp_handle_directive]:   Test is_directive field.
1092         No longer need to subtract 1 from directive_index.
1093         (_cpp_init_directives):  No longer need to add 1 to directive_index.
1094         * cpptrad.c (scan_out_logical_line):  Use is_directive field.
1096 2002-12-10  Roger Sayle  <roger@eyesopen.com>
1098         * builtins.c (fold_builtin): Remove -funsafe-math-optimizations
1099         check for evaluating sqrt of a constant at compile time.
1100         * simplify-rtx.c (simplify_unary_operation): Likewise.
1102 2002-12-10  Janis Johnson  <janis187@us.ibm.com>
1104         PR other/8882
1105         * doc/tm.texi (PUSH_ARGS): Remove misplaced line.
1107 2002-12-10  Devang Patel  <dpatel@appple.com>
1109         * config/darwin.h(LINK_SPEC): Add darwin specific linker options.
1110         * doc/invoke.texi: Add new "Darwin Options" section.
1112 2002-12-10  Jim Wilson  <wilson@redhat.com>
1114         * rs6000.h (RETURN_IN_MEMORY): If ABI_V4, then TFmode is returned in
1115         memory.
1117 2002-12-10  Andrew Haley  <aph@redhat.com>
1119         * cse.c (cse_insn): Don't cse past a basic block boundary.
1121 2002-12-10  Jakub Jelinek  <jakub@redhat.com>
1123         * config/linux.h (LIB_SPEC): If -pthread, add -lpthread even if
1124         -shared.
1125         * config/alpha/linux-elf.h (LIB_SPEC): Likewise.
1126         * config/alpha/linux.h (LIB_SPEC): Likewise.
1127         * config/arm/linux-elf.h (LIB_SPEC): Likewise.
1128         * config/pa/pa-linux.h (LIB_SPEC): Likewise.
1129         * config/sparc/linux.h (LIB_SPEC): Likewise.
1130         * config/sparc/linux64.h (LIB_SPEC): Likewise.
1132 2002-12-09  Larin Hennessy  <larin@science.oregonstate.edu>
1134         * doc/invoke.texi: Document UltraSparc III option.
1136 2002-12-09  Richard Henderson  <rth@redhat.com>
1138         * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
1139         __tune_pentium2__ and __tune_pentium3__ as necessary.
1141 2002-12-09  Richard Henderson  <rth@redhat.com>
1143         * target.h (gcc_target): Add cannot_force_const_mem.
1144         * target-def.h (TARGET_CANNOT_FORCE_CONST_MEM): New.
1145         (TARGET_INITIALIZER): Add it.
1146         * varasm.c (force_const_mem): Fail if cannot_force_const_mem.
1147         * expr.c (emit_move_insn): Be prepared for force_const_mem to fail.
1148         * reload1.c (reload): Likewise.
1149         * hooks.c (hook_bool_rtx_false): New.
1150         * hooks.h: Declare it.
1152         * config/i386/i386.c (ix86_cannot_force_const_mem): New.
1153         (TARGET_CANNOT_FORCE_CONST_MEM): New.
1154         (ix86_expand_move): Remove de-const-pooling hack.
1156 Mon Dec  9 21:33:38 CET 2002  Jan Hubicka  <jh@suse.cz>
1158         * toplev.c (dump_file): Fix order to match reality.
1160 2002-12-08  Geoffrey Keating  <geoffk@apple.com>
1162         * config/rs6000/rs6000.md (load_multiple): Use adjust_address_nv.
1163         (store_multiple): Likewise.
1165 2002-12-09  John David Anglin  <dave@hiauly1.hia.nrc.ca>
1167         * pa/fptr.c (__canonicalize_funcptr_for_compare): Don't canonicalize
1168         function pointers in page 0.
1170 2002-12-09  Steve Ellcey  <sje@cup.hp.com>
1172         * config/ia64/hpux.h (TARGET_STRUCT_ARG_REG_LITTLE_ENDIAN): Remove
1173         definition
1174         (MEMBER_TYPE_FORCES_BLK): Move.
1175         * config/ia64/ia64.c (ia64_function_arg): Use PARALLEL to pass
1176         aggregate arguments.
1177         (ia64_function_value): Use PARALLEL to return aggregate values.
1179 2002-12-09  Steve Ellcey  <sje@cup.hp.com>
1181         * doc/tm.texi (FUNCTION_ARG_REG_LITTLE_ENDIAN): Remove definition.
1182         * defaults.h (FUNCTION_ARG_REG_LITTLE_ENDIAN): Remove definition.
1183         * calls.c (store_unaligned_arguments_into_pseudos) Remove
1184         FUNCTION_ARG_REG_LITTLE_ENDIAN.
1185         * stmt.c (expand_return): Ditto.
1186         * expr.c (move_block_from_reg): Ditto.
1187         (copy_blkmode_from_reg): Ditto.
1188         * expmed.c (store_bit_field): Ditto.
1190 2002-12-09  Svein E. Seldal  <Svein.Seldal@solidas.com>
1192         * config.gcc: Added tic4x-* target as an alias to c4x-*
1194 Sun Dec  8 14:57:39 CET 2002  Jan Hubicka  <jh@suse.cz>
1196         * i386.c (ix86_expand_int_movcc): Use force_operand instead of
1197         constructing insn directly.
1199 2002-12-06  Per Bothner  <pbothner@apple.com>
1201         * cpplib.h (struct cpp_hashnode):  Change field directive_index from
1202         char to an int bit-field, for hosts where char is unsigned.
1204 2002-12-07  Roger Sayle  <roger@eyesopen.com>
1205             Richard Henderson <rth@redhat.com>
1207         * real.c (ieee_extended_motorola_format,
1208         ieee_extended_intel_96_format, ieee_extended_intel_128_format,
1209         ieee_quad_format, vax_d_format, vax_g_format, i370_double_format):
1210         Provide appropriate values for new signbit field.
1212 2002-12-07  Roger Sayle  <roger@eyesopen.com>
1214         * real.h (real_format): Add signbit field.
1215         * real.c (ieee_single_format, ieee_double_format,
1216         ieee_extended_motorola_format, ieee_extended_intel_96_format,
1217         ieee_extended_intel_128_format, ibm_extended_format,
1218         ieee_quad_format, vax_f_format, vax_d_format,
1219         vax_g_format, i370_single_format, i370_double_format,
1220         c4x_single_format, c4x_extended_format, real_internal_format):
1221         Provide suitable signbit value, or -1 to avoid bit twiddling.
1223         * optabs.c (expand_unop): Try implementing negation of
1224         floating point modes by flipping the sign bit.
1225         (expand_abs): Try implementing abs of floating point modes
1226         by clearing the sign bit.
1228 Sat Dec  7 22:29:47 CET 2002  Jan Hubicka  <jh@suse.cz>
1230         * i386.c (ix86_expand_int_movcc):  Use force_operand instead
1231         of constructing insn directly.
1233 2002-12-07  Kazu Hirata  <kazu@cs.umass.edu>
1235         * config/h8300/h8300.md (*iorhi_shift_8): New.
1237 2002-12-06  Bernd Schmidt  <bernds@redhat.com>
1239         * doc/invoke.texi: Document FRV port options.
1240         * doc/md.texi: Document FRV register classes.
1242 2002-12-07  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
1244         * doc/install.texi (Configuration): Improve description of cases
1245         where `make distclean` may fail; clarify --with-gnu-as; fix grammar.
1247 2002-12-06  Per Bothner  <pbothner@apple.com>
1249         * cpplib.h (NODE_MACRO_ARG):  New flag.
1250         (struct cpp_hashnode):  Give _cpp_hashnode_value tag to value union.
1251         Remove value.operator field.  Move arg_index field to value union.
1252         (directive_index):  Make signed, since also used for C++ operators.
1253         * cppmacro.c (_cpp_save_parameter):  Use NODE_MACRO_ARG flag to
1254         check for duplicate parameter.  Set NODE_MACRO_ARG flag.
1255         Save node->value, and set node->value.arg_index.
1256         (_cpp_create_definition):  For each paramater, restore node->value.
1257         (lex_expansion_token):  Use NODE_MACRO_ARG flag, and moved arg_index.
1258         * cpptrad.c (scan_out_logical_line): Likewise.
1259         (scan_out_logical_line): Check for directive > 0.
1260         * cpplib.c (cpp_handle_directive):  Likewise.
1261         * cpplex.c (_cpp_lex_direct):  Update as value.operator is replaced
1262         by negative of directive_index.
1263         * cppinit.c (mark_named_operators):  Likewise.
1265         * hashtable.h (struct ht_identifier):  Swap fields, for better packing.
1267 2002-12-06 Dhananjay Deshpande <dhananjayd@kpit.com>
1269         * gcc/config/sh/sh.c (calc_live_regs): Save fpscr only if target has
1270         FPU.
1271         (push): Generate push_fpscr.
1272         (pop): Generate pop_fpscr.
1273         * gcc/config/sh/sh.md : Add define_expand "push_fpscr", "pop_fpscr".
1274         (fpu_switch): Add alternative to push fpscr.  Enable for TARGET_SH3E.
1276 Fri Dec  6 19:36:24 2002  J"orn Rennecke <joern.rennecke@superh.com>
1278         * sh.c (dump_table): DImode pool constants need only 32 bit alignment.
1279         DFmode alignment depends on TARGET_FMOVD && TARGET_ALIGN_DOUBLE.
1281 Fri Dec  6 19:17:49 2002  J"orn Rennecke <joern.rennecke@superh.com>
1283         * sh.md (movdi_i): Name.  Remove inappropriate comment.
1285 Fri Dec  6 15:44:46 2002  J"orn Rennecke <joern.rennecke@superh.com>
1286         Merged from basic improvements branch (excerpt):
1288         2002-11-19  Kaz Kojima  <kkojima@gcc.gnu.org>
1289         * config/sh/sh.h (SH_DBX_REGISTER_NUMBER): Handle PR_MEDIA_REG.
1291 2002-12-06  Jakub Jelinek  <jakub@redhat.com>
1293         * expr.c (expand_expr) <case COND_EXPR>: Never modify exp in place.
1295 Thu Dec  5 16:58:25 CET 2002  Jan Hubicka  <jh@suse.cz>
1297         * i386.md (dimode peep2s): Re-add "&& 1".
1299 Thu Dec  5 14:10:15 CET 2002  Jan Hubicka  <jh@suse.cz>
1301         * i386.c (ix86_expand_prologue):  Add comment, do not use
1302         fast prologues for cold and normal functions.
1304 Thu Dec  5 00:52:37 CET 2002  Jan Hubicka  <jh@suse.cz>
1306         * i386.c (x86_rep_movl_optimal): New variable.
1307         (ix86_expand_movstr, ix86_expand_clrstr): Use TARGET_REP_MOVL_OPTIMAL
1308         * i386.h (TARGET_REP_MOVL_OPTIMAL): New macro.
1310         * i386.md (negsf2_ifs, negdf2_ifs, negdf2_ifs_rex64, abssf2_ifs,
1311         absdf2_ifs, absdf2_ifs_rex64): Fix constraints.
1312         neg?f2_ifs, abs?f2_ifs splitters): Refuse memory operand; do not
1313         generate unnecesary subregs.
1315 2002-12-05  John David Anglin  <dave@hiauly1.hia.nrc.ca>
1317         * pa32-linux.h (CANONICALIZE_FUNCPTR_FOR_COMPARE_LIBCALL): Move define.
1318         * pa.h (CANONICALIZE_FUNCPTR_FOR_COMPARE_LIBCALL): To here.
1320 2002-12-05  Dale Johannesen  <dalej@apple.com>
1322         * tree.c (unsafe_for_reeval):  Consider callee child of CALL_EXPR.
1324 2002-12-05  Danny Smith  <dannysmith@users.sourceforge.net>
1326         * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Replace with
1327         PROFILE_HOOK.
1328         * config/i386/mingw32.h (SUBTARGET_PROLOGUE): Don't undef.
1330 2002-12-05  Aldy Hernandez  <aldyh@redhat.com>
1332         * config/rs6000/spe.h (__ev_mwlufi): Remove.
1333         (__ev_mwlufia): Remove.
1334         (__ev_mwlumfaaw): Remove.
1335         (__ev_mwlusfaaw): Remove.
1336         (__ev_mwlumfanw): Remove.
1337         (__ev_mwlusfanw): Remove.
1339 2002-12-05  Kazu Hirata  <kazu@cs.umass.edu>
1341         * config/h8300/h8300.md (*andorsi3_shift_8): New.
1343 2002-12-05  Kazu Hirata  <kazu@cs.umass.edu>
1345         * config/h8300/h8300.c (shift_alg_si): Optimize ashift:HI and
1346         lshiftrt:SI by 28, 29, and 30 bits when !TARGET_H8300.
1347         (get_shift_alg): Return optimal assembly instructions for the
1348         shifts mentioned above.
1350 Wed Dec  4 11:53:07 CET 2002  Jan Hubicka  <jh@suse.cz>
1352         * i386.c (ix86_expand_int_movcc): Force operand into register for QImode
1353         condtiional moves.
1355 2002-12-04  Kazu Hirata  <kazu@cs.umass.edu>
1357         * config/h8300/h8300.c (h8300_init_once): Do not use loop to
1358         implement ashiftrt:HI by 13 bits on H8S.
1360 2002-12-04  John David Anglin  <dave@hiauly1.hia.nrc.ca>
1362         * pa/fptr.c (__canonicalize_funcptr_for_compare): New file and function.
1363         * pa.md (canonicalize_funcptr_for_compare): Output library call to
1364         canonicalize_funcptr_for_compare_libfunc on TARGET_ELF32.
1365         * pa32-linux.h (CANONICALIZE_FUNCPTR_FOR_COMPARE_LIBCALL,
1366         CTOR_LIST_BEGIN): New defines.
1367         * pa/t-linux (LIB2FUNCS_EXTRA): New define.
1368         (fptr.c): Add make rules.
1370 2002-12-04  Geoffrey Keating  <geoffk@apple.com>
1372         * combine.c (combine_simplify_rtx): Add new canonicalizations.
1373         * doc/md.texi (Insn Canonicalizations): Document new
1374         canonicalizations for multiply/add combinations.
1375         * config/rs6000/rs6000.md: Add and modify floating add/multiply
1376         patterns to ensure they're used whenever they can be.
1378 2002-12-04  Kazu Hirata  <kazu@cs.umass.edu>
1380         * config/h8300/h8300.c: Update the comments related to shifts.
1382 2002-12-04  Chris Demetriou  <cgd@broadcom.com>
1384         * config/mips/mips.md (get_fnaddr): Correct length attribute.
1386 2002-12-04  Kazu Hirata  <kazu@cs.umass.edu>
1388         * config/h8300/h8300.md (*extzv_8_8): New.
1389         (*extzv_8_16): Likewise.
1391 2002-12-04  Jason Merrill  <jason@redhat.com>
1393         PR c++/8461, c++/8625
1394         * integrate.c (copy_decl_for_inlining): Handle explicit invisible
1395         references.
1396         * tree-inline.c (initialize_inlined_parameters): Likewise.
1398         * tree.c (variably_modified_type_p): Just return an error_mark_node.
1400 2002-12-04  Chris Demetriou  <cgd@broadcom.com>
1402         * config/mips/mips.md (get_fnaddr): Avoid placing an "la"
1403         macro instruction in a branch delay slot, to avoid assembler
1404         warnings.
1406 2002-12-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
1408         PR c/7622
1409         * c-semantics (genrtl_scope_stmt): Do not output inlined
1410         nested functions that contain no code.
1412 Wed Dec  4 15:20:54 CET 2002  Jan Hubicka  <jh@suse.cz>
1414         * cfgrtl.c (force_nonfallthru_and_redirect):  Allow abnormal edge
1415         to be forced into nonfallthru.
1417 2002-12-03  Jason Thorpe  <thorpej@wasabisystems.com>
1419         * config/t-netbsd (USER_H): Set to $(EXTRA_HEADERS).
1421 2002-12-03  Aldy Hernandez  <aldyh@redhat.com>
1423         * config/rs6000/spe.md (*movv1di_const0): New pattern.
1425 2002-12-03  Richard Henderson  <rth@redhat.com>
1427         * libgcc-std.ver: Inherit GCC_3.3 from GCC_3.0.
1429 2002-12-03  Hans-Peter Nilsson  <hp@bitrange.com>
1431         * bitmap.c (bitmap_ior_and_compl, bitmap_union_of_diff):
1432         Initialize tmp.using_obstack to 0.
1434 2002-12-03  Andreas Schwab  <schwab@suse.de>
1436         * config/m68k/m68k.h (EH_RETURN_DATA_REGNO): Define.
1437         (EH_RETURN_STACKADJ_RTX): Define.
1438         (EH_RETURN_HANDLER_RTX): Define.
1439         (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1440         * config/m68k/m68k.c (m68k_save_reg): New function.  Handle eh
1441         registers and don't save fixed registers.
1442         (m68k_output_function_prologue): Use it.
1443         (use_return_insn): Likewise.
1444         (m68k_output_function_epilogue): Likewise.
1446 2002-12-03  Kazu Hirata  <kazu@cs.umass.edu>
1448         * config/h8300/h8300.c (single_one_operand): Fix a warning.
1449         (single_zero_operand): Likewise.
1451 2002-12-02  Nathanael Nerode  <neroden@gcc.gnu.org>
1453         * Makefile.in configure configure.in dummy-conditions.c fix-header.c
1454         gcov-iov.c gen-protos.c genattr.c genattrtab.c genautomata.c
1455         gencheck.c gencodes.c genconditions.c genconfig.c genconstants.c
1456         genemit.c genextract.c genflags.c gengenrtl.c gengtype-lex.l
1457         gengtype-yacc.y gengtype.c genopinit.c genoutput.c genpeep.c
1458         genpreds.c genrecog.c gensupport.c mkconfig.sh read-rtl.c
1459         scan-decls.c scan.c config/sh/sh.h doc/configfiles.texi
1460         doc/install-old.texi: Replace hconfig.h with bconfig.h.
1461         * Makefile.in: Replace HCONFIG_H with BCONFIG_H.
1463 2002-12-02  Andrew Pinski  <pinskia@physics.uc.edu>
1465         * config/rs6000/rs6000.md (ffssi): Convert to expander.
1466         (ffsdi): Likewise.
1467         (cntlzw2, cntlzd2): New patterns.
1469 2002-12-02  H.J. Lu <hjl@gnu.org>
1471         * config.gcc (mips*-*-netbsd*): Remove mips/t-netbsd.
1472         (mips*-*-linux*): Remove mips/t-linux.
1474 Mon Dec  2 19:26:30 CET 2002  Jan Hubicka  <jh@suse.cz>
1476         * i386.c (ix86_expand_int_movcc):  Avoid overflow.
1478 2002-12-02  Kazu Hirata  <kazu@cs.umass.edu>
1480         * config/h8300/h8300.c (dosize): Replace argument op with
1481         sign.
1482         (h8300_output_function_prologue): Update the call to dosize.
1483         (h8300_output_function_epilogue): Likewise.
1485 2002-12-02  Bob Wilson  <bob.wilson@acm.org>
1487         * config/xtensa/xtensa.h: Delete ifndefs with nothing inside them.
1489 2002-12-02  Craig Rodrigues  <rodrigc@gcc.gnu.org>
1491         * configure.in: Use "missing" script to generate warning if
1492         flex or bison programs not found, instead of invoking "false".
1493         * configure: Rebuilt.
1495 Mon Dec  2 20:28:48 CET 2002  Jan Hubicka  <jh@suse.cz>
1497         * unroll.c (copy_loop_body): Copy CONST_OR_PURE_CALL_P.
1499 Mon Dec  2 19:42:52 CET 2002  Jan Hubicka  <jh@suse.cz>
1501         * i386.c (ix86_expand_int_movcc):  Avoid overflow.
1503 2002-12-02  Kazu Hirata  <kazu@cs.umass.edu>
1505         * config/h8300/h8300.c (dosize): Output r7/er7 instead of sp.
1506         (push): Likewise.
1507         (pop): Likewise.
1508         (h8300_output_function_prologue): Likewise.
1509         (h8300_output_function_epilogue): Likewise.
1511 Mon Dec  2 14:43:22 2002  J"orn Rennecke <joern.rennecke@superh.com>
1513         * expmed.c (store_bit_field): Use int_mode_for_mode to find
1514         corresponding mode of non-integer mode, unless it is VOIDmode.
1516 2002-12-02  Kazu Hirata  <kazu@cs.umass.edu>
1518         * config/h8300/h8300.md (stm_h8300s_2): New.
1519         (stm_h8300s_3): Likewise.
1520         (stm_h8300s_4): Likewise.
1521         (five define_peephole2): Likewise.
1523 2002-12-02  Kazu Hirata  <kazu@cs.umass.edu>
1525         * ra-build.c: Fix a comment typo.
1527 Sun Dec  1 16:50:47 CET 2002  Jan Hubicka  <jh@suse.cz>
1529         * i386.c (ix86_expand_int_movcc): fix
1530         reversed BRANCH_COST test; be curefull about infinite recursion.
1532 2002-12-01  Kazu Hirata  <kazu@cs.umass.edu>
1534         * config/h8300/h8300.c (h8300_output_function_prologue):
1535         Remove variable idx.
1536         (h8300_output_function_epilogue): Likewise.
1538 2002-12-01  Zack Weinberg  <zack@codesourcery.com>
1540         * config/frv/xm-frv.h: Delete, unnecessary.
1542 2002-12-01  Kazu Hirata  <kazu@cs.umass.edu>
1544         * config/h8300/h8300.md: Add comments for define_peephole2.
1546 2002-12-01  Mark Mitchell  <mark@codesourcery.com>
1548         * builtin-types.def (BT_SIZE): Use size_type_node.
1549         * builtins.c (fold_builtin): Make the builtin strlen returns a
1550         size_t, not a sizetype.
1551         * c-common.c (c_sizeof_or_alignof_type): Use size_type_node, not
1552         c_size_type_node.
1553         (c_alignof_expr): Likewise.
1554         (c_common_nodes_and_builtins): Likewise.
1555         * c-common.h (CTI_C_SIZE_TYPE): Remove.
1556         (c_size_type_node): Likewise.
1557         * c-format.c (T_ST): Use size_type_node, not c_size_type_node.
1558         * tree.h (TI_SIZE_TYPE): New enumeral.
1559         (size_type_node): Likewise.
1561 2002-11-30  Zack Weinberg  <zack@codesourcery.com>
1563         * configure.in: Don't put ${tm_file} into host_xm_file,
1564         build_xm_file, or xm_file.  Do put tm-preds.h into tm_p_file.
1565         Take location of tm-preds.h into account when calculating
1566         tm_p_file_list.
1567         * configure: Regenerate.
1568         * mkconfig.sh: No need for separate TM_DEFINES and XM_DEFINES
1569         arguments.  Do not provide rtx, rtvec, tree, or GTY here.
1570         Remove special case code for tm_p.h and *config.h; add new
1571         special case code for tm.h and tconfig.h. Clean up a bit.
1573         * Makefile.in (tm_file, tm_file_list): New variables set from
1574         @-substitutions.
1575         (GCONFIG_H): Deleted.
1576         (GTM_H, TM_H): New.
1577         (CONFIG_H): Is now just config.h $(host_xm_file_list).
1578         (TM_P_H): Move up with the other mkconfig.sh-generated
1579         headers; don't mention tm-preds.h explicitly.
1580         (tm.h, cs-tm.h): New rule.
1581         (cs-config.h, cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): Adjust
1582         invocations of mkconfig.sh for changes to that program.
1583         (mostlyclean): Delete print-rtl1.c.
1584         (clean): Delete tm.h.
1585         Update dependencies for the files listed below.
1587         * mklibgcc.in:  Add 'coretypes.h $(TM_H)' to libgcc2_c_dep.
1589         * coretypes.h: New file.
1590         * system.h: #define malloc to xmalloc and realloc to xrealloc
1591         when FLEX_SCANNER or YYBISON is defined, independent of the
1592         value of GCC_VERSION.
1593         * alias.c, attribs.c, bb-reorder.c, bitmap.c, builtins.c,
1594         c-aux-info.c, c-common.c, c-convert.c, c-decl.c, c-dump.c,
1595         c-errors.c, c-format.c, c-lang.c, c-lex.c, c-objc-common.c,
1596         c-opts.c, c-parse.in, c-pragma.c, c-pretty-print.c,
1597         c-semantics.c, c-typeck.c, caller-save.c, calls.c, cfg.c,
1598         cfganal.c, cfgbuild.c, cfgcleanup.c, cfglayout.c, cfgloop.c,
1599         cfgrtl.c, collect2.c, combine.c, conflict.c, convert.c,
1600         cppdefault.c, cpperror.c, cppexp.c, cppfiles.c, cpphash.c,
1601         cppinit.c, cpplex.c, cpplib.c, cppmacro.c, cppmain.c,
1602         cppspec.c, cpptrad.c, crtstuff.c, cse.c, cselib.c, dbxout.c,
1603         debug.c, df.c, diagnostic.c, doloop.c, dominance.c,
1604         dummy-conditions.c, dwarf2asm.c, dwarf2out.c, dwarfout.c,
1605         emit-rtl.c, errors.c, et-forest.c, except.c, explow.c,
1606         expmed.c, expr.c, final.c, fix-header.c, flow.c, fold-const.c,
1607         function.c, gcc.c, gccspec.c, gcov-dump.c, gcov-iov.c, gcov.c,
1608         gcse.c, gen-protos.c, genattr.c, genattrtab.c, genautomata.c,
1609         gencheck.c, gencodes.c, genconditions.c, genconfig.c,
1610         genconstants.c, genemit.c, genextract.c, genflags.c,
1611         gengenrtl.c, gengtype-lex.l, gengtype-yacc.y, gengtype.c,
1612         genopinit.c, genoutput.c, genpeep.c, genpreds.c, genrecog.c,
1613         gensupport.c, ggc-common.c, ggc-none.c, ggc-page.c,
1614         ggc-simple.c, global.c, graph.c, haifa-sched.c, hashtable.c,
1615         hooks.c, ifcvt.c, integrate.c, intl.c, jump.c, langhooks.c,
1616         lcm.c, libgcc2.c, line-map.c, lists.c, local-alloc.c, loop.c,
1617         main.c, mbchar.c, mips-tdump.c, mips-tfile.c, mkdeps.c,
1618         optabs.c, params.c, predict.c, prefix.c, print-rtl.c,
1619         print-tree.c, profile.c, protoize.c, ra-build.c,
1620         ra-colorize.c, ra-debug.c, ra-rewrite.c, ra.c, read-rtl.c,
1621         real.c, recog.c, reg-stack.c, regclass.c, regmove.c,
1622         regrename.c, reload.c, reload1.c, reorg.c, resource.c,
1623         rtl-error.c, rtl.c, rtlanal.c, sbitmap.c, scan-decls.c,
1624         scan.c, sched-deps.c, sched-ebb.c, sched-rgn.c, sched-vis.c,
1625         sdbout.c, sibcall.c, simplify-rtx.c, ssa-ccp.c, ssa-dce.c,
1626         ssa.c, stmt.c, stor-layout.c, stringpool.c, timevar.c,
1627         tlink.c, toplev.c, tracer.c, tree-dump.c, tree-inline.c,
1628         tree.c, unroll.c, varasm.c, varray.c, varray.h, vmsdbgout.c,
1629         xcoffout.c, config/darwin-c.c, config/darwin.c,
1630         config/fp-bit.c, config/alpha/alpha.c, config/alpha/vms-cc.c,
1631         config/alpha/vms-ld.c, config/arc/arc.c, config/arm/arm.c,
1632         config/arm/pe.c, config/avr/avr.c, config/c4x/c4x-c.c,
1633         config/c4x/c4x.c, config/cris/cris.c, config/d30v/d30v.c,
1634         config/dsp16xx/dsp16xx.c, config/fr30/fr30.c,
1635         config/frv/frv.c, config/h8300/h8300.c, config/i370/i370-c.c,
1636         config/i370/i370.c, config/i386/i386.c, config/i386/winnt.c,
1637         config/i960/i960-c.c, config/i960/i960.c,
1638         config/ia64/ia64-c.c, config/ia64/ia64.c, config/ip2k/ip2k.c,
1639         config/m32r/m32r.c, config/m68hc11/m68hc11.c,
1640         config/m68k/m68k.c, config/m88k/m88k.c, config/mcore/mcore.c,
1641         config/mips/irix6-libc-compat.c, config/mips/mips.c,
1642         config/mmix/mmix.c, config/mn10200/mn10200.c,
1643         config/mn10300/mn10300.c, config/ns32k/ns32k.c,
1644         config/pa/pa.c, config/pdp11/pdp11.c, config/romp/romp.c,
1645         config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
1646         config/s390/s390.c, config/sh/sh.c, config/sparc/gmon-sol2.c,
1647         config/sparc/sparc.c, config/stormy16/stormy16.c,
1648         config/v850/v850-c.c, config/v850/v850.c, config/vax/vax.c,
1649         config/xtensa/xtensa.c, objc/objc-act.c, objc/objc-lang.c:
1650         Include coretypes.h and tm.h.
1652         * genattrtab.c, genconditions.c, genemit.c, genextract.c,
1653         gengenrtl.c, gengtype.c, genopinit.c, genoutput.c, genpeep.c,
1654         genrecog.c: Include coretypes.h and tm.h from the file
1655         generated by this program.
1657         * unwind-dw2-fde-darwin.c, unwind-dw2-fde-glibc.c,
1658         unwind-dw2-fde.c, unwind-dw2.c, unwind-sjlj.c: Include
1659         coretypes.h and tm.h, and tsystem.h when not already included.
1660         No need to include stddef.h nor stdlib.h.
1662         * fixinc/fixlib.h: Include coretypes.h and tm.h.  Do not
1663         include auto-host.h or ansidecl.h/
1664         * fixinc/server.h: Do not include stdio.h, unistd.h, or fixlib.h.
1665         * fixinc/procopen.c: Include server.h after fixlib.h.  Do not
1666         include auto-host.h, ansidecl.h, or system.h.
1667         * fixinc/server.c: Likewise.  Also, do not include signal.h,
1668         and do not redefine volatile.
1670 Sat Nov 30 17:16:46 CET 2002  Jan Hubicka  <jh@suse.cz>
1672         * i386.md (movdf_integer):  Always enable in 64bit.
1673         (movdf_nointeger): Always disable in 64bit.
1675 2002-11-30  John David Anglin  <dave@hiauly1.hia.nrc.ca>
1677         * cfg.c (dump_flow_info): Use max_reg_num () to determine the largest
1678         pseudo register number plus 1.
1680 Fri Nov 29 20:10:56 2002  J"orn Rennecke <joern.rennecke@superh.com>
1682         * expmed.c (store_bit_field): Use int_mode_for_mode to find
1683         corresponding mode of non-integer mode, unless it is VOIDmode.
1685 2002-11-29  Hans-Peter Nilsson  <hp@bitrange.com>
1687         * cpplib.c (_cpp_test_assertion): Default *value to 0.
1689         * cppexp.c (num_part_mul): Initialize result.unsignedp, to 1.
1691 2002-11-29  Ulrich Weigand  <uweigand@de.ibm.com>
1693         * config/s390/t-crtstuff: New target makefile fragment.
1694         * config.gcc [s390-*-linux, s390x-*-linux]: Use it.
1696 2002-11-29  Kazu Hirata  <kazu@cs.umass.edu>
1698         * config/h8300/h8300.md (movsi_h8300hs): Change the order of
1699         alternatives to correct the length when the memory operand is
1700         either pre_dec or post_inc.
1702 2002-11-29  Kazu Hirata  <kazu@cs.umass.edu>
1704         * config/h8300/h8300.md (an anonymous pattern): Give an
1705         internal name *tst_extzv_bitqi_1_n.
1706         Accept bit_operand instead of bit_memory_operand.
1707         Do not accept bit tests with the MSB.
1708         (*tst_extzv_memqi_1_n): New.
1710 Thu Nov 28 23:56:24 CET 2002  Jan Hubicka  <jh@suse.cz>
1712         * i386.c (ix86_expand_int_movcc): Add copy_rtx to avoid invalid RTX
1713         sharing when operand is SUBREG.
1715 Thu Nov 28 08:57:26 CET 2002  Jan Hubicka  <jh@suse.cz>
1717         * athlon.md (athlon-decodev): New reservation unit.
1718         (athlon-direct0): New reservation.
1719         (athlon-vector): New use athlon-decodev.
1720         (athlon-double, athlon-direct): Better model.
1721         (athlon_imul_k8): Use athlon-direct0.
1722         (athlon_movlpd_load): New insn reservation.
1724 2002-11-28  Kazu Hirata  <kazu@cs.umass.edu>
1726         * config/h8300/h8300.c (h8300_eightbit_constant_address_p):
1727         Fix a comment typo.
1728         (h8300_tiny_constant_address_p): Likewise.
1730 2002-11-28  Michael Matz  <matz@suse.de>
1732         * doc/passes.texi: Mention the other register allocator.
1734 2002-11-28  Kazu Hirata  <kazu@cs.umass.edu>
1736         * config/h8300/h8300.md (6 new peephole2 patterns): New.
1738 2002-11-28  Jakub Jelinek  <jakub@redhat.com>
1740         * config.gcc (x86_64-*-linux*) [tmake_file]: Remove i386/t-crtstuff.
1741         * config/t-linux (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
1742         * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Define.
1744 2002-11-28  Kazu Hirata  <kazu@cs.umass.edu>
1746         * config/h8300/h8300.c (h8300_and_costs): New.
1747         * config/h8300/h8300.h (RTX_COSTS): Use h8300_and_costs.
1748         * config/h8300/h8300-protos.h: Add a prototype for
1749         h8300_and_costs.
1751 Wed Nov 27 20:34:13 CET 2002  Jan Hubicka  <jh@suse.cz>
1753         * i386.c (x86_sse_partial_regs_for_cvtsd2ss): New.
1754         * i386.h (x86_sse_partial_regs_for_cvtsd2ss): Declare.
1755         (TARGET_SSE_PARTIAL_REGS_FOR_CVTSD2SS): New macro.
1756         * i386.md (truncdfsf patterns and splitters): Use
1757         TARGET_SSE_PARTIAL_REGS_FOR_CVTSD2SS
1759 2002-11-27  Zack Weinberg  <zack@codesourcery.com>
1761         * config/rs6000/rs6000.c (altivec_init_builtins): Make the
1762         pointer argument in the prototypes of the following builtins
1763         be (const TYPE *) rather than (TYPE *):
1764          + __builtin_altivec_ld_internal_4sf
1765          + __builtin_altivec_ld_internal_4si
1766          + __builtin_altivec_ld_internal_8hi
1767          + __builtin_altivec_ld_internal_16qi
1768          + __builtin_altivec_lvsl
1769          + __builtin_altivec_lvsr
1770          + __builtin_altivec_lvebx
1771          + __builtin_altivec_lvehx
1772          + __builtin_altivec_lvewx
1773          + __builtin_altivec_lvxl
1774          + __builtin_altivec_lvx
1775          + __builtin_altivec_dst
1776          + __builtin_altivec_dstt
1777          + __builtin_altivec_dstst
1778          + __builtin_altivec_dststt
1780 2002-11-27  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1782         * except.c (default_exception_section): Move variable into the
1783         scope where it is used.
1785 2002-11-27  Krister Walfridsson  <cato@df.lth.se>
1787         * config.gcc (*-*-netbsd[2-9]*, *-*-netbsdelf[2-9]*): Test for
1788         correct version.
1790 2002-11-27  Kazu Hirata  <kazu@cs.umass.edu>
1792         * config/h8300/h8300.h (OK_FOR_U): Remove extra parentheses.
1794 2002-11-27  Kazu Hirata  <kazu@cs.umass.edu>
1796         * config/h8300/h8300.c (h8300_shift_costs): New.
1797         * config/h8300/h8300.h (RTX_COSTS): Use h8300_shift_costs.
1798         * config/h8300/h8300-protos.h: Add a prototype for
1799         h8300_shift_costs.
1801 2002-11-27  Jim Wilson  <wilson@redhat.com>
1803         * config/rs6000/spe.md (spu_evsplatfi, spu_evsplati): Swap operands
1804         in output template.
1806 2002-11-27  Casper S. Hornstrup  <chorns@users.sourceforge.net>
1808         * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Define.
1809         * config/i386/winnt.c (i386_pe_dllexport_name_p): Use
1810         DLL_IMPORT_EXPORT_PREFIX, not '@'.
1811         (i386_pe_dllimport_name_p): Likewise.
1812         (i386_pe_mark_dllexport): Likewise.
1813         (i386_pe_mark_dllimport): Likewise.
1814         (i386_pe_encode_section_info): Likewise.
1815         (i386_pe_strip_name_encoding): Likewise.
1817 2002-11-27  Richard Henderson  <rth@redhat.com>
1819         * mkmap-symver.awk (BEGIN): Set sawsymbol false.
1820         (nm && NF == 3): Set sawsymbol true.
1821         (END): Exit if no symbols seen.
1822         (output): Fix map syntax error if no globals for the version.
1824 Wed Nov 27 14:45:46 CET 2002  Jan Hubicka  <jh@suse.cz>
1826         * builtins.def (DEF_C99_BUILTIN): Fix.
1828 2002-11-26  Kaz Kojima  <kkojima@gcc.gnu.org>
1830         * config/sh/lib1funcs.asm (FUNC, ENDFUNC0, ENDFUNC): New macros.
1831         (all): Add .size and .type information.
1833 Tue Nov 26 22:43:50 CET 2002  Jan Hubicka  <jh@suse.cz>
1835         * i386.c (ix86_expand_int_movcc):  Do not emit lea for short mode on
1836         partial_reg_stall target.
1838 Tue Nov 26 22:27:47 CET 2002  Jan Hubicka  <jh@suse.cz>
1840         * i386.md (movhicc): Allow general operand.
1841         (movqicc): New expander.
1842         (movqicc_noc): New pattern.
1843         * i386.c (ix86_expand_carry_flag_compare): New function.
1844         (ix86_expand_int_movcc): Optimize harder using sbb; support more
1845         HImode conversion; support QImode conditional moves
1847 Tue Nov 26 16:30:59 CET 2002  Jan Hubicka  <jh@suse.cz>
1849         * i386.c (FAST_PROLOGUE_INSN_COUNT): Set to 20.
1850         (ix86_expand_prologue): Multiply the count by amount of registers to be
1851         pushed.
1853 Tue Nov 26 15:55:27 CET 2002  Jan Hubicka  <jh@suse.cz>
1855         * i386.c (override_options): Error about wrong -mcpu on x86-64
1856         compilation.
1858 2002-11-26  NIIBE Yutaka  <gniibe@m17n.org>
1860         * config/sh/linux.h (FUNCTION_PROFILER): Implemented.
1862 Tue Nov 26 00:14:20 CET 2002  Jan Hubicka  <jh@suse.cz>
1864         * i386-protos.h (x86_extended_QIreg_mentioned_p,
1865         x86_extended_reg_mentioned_p): Declare.
1866         * i386.c (extended_reg_mentioned_1): New static function.
1867         (x86_extended_QIreg_mentioned_p,
1868         x86_extended_reg_mentioned_p): New global functions.
1869         * i386.h (REX_SSE_REGNO_P): New macro.
1870         * i386.md (prefix_rex): New attribute.
1871         (length attribute): Add rex.
1873 2002-11-26  Andrew Haley  <aph@redhat.com>
1875         * unwind-sjlj.c (_Unwind_FindEnclosingFunction): Rename
1876         from_Unwind_Find_Enclosing_Function.
1877         * unwind-dw2.c (_Unwind_FindEnclosingFunction): Likewise.
1878         * config/ia64/unwind-ia64.c (_Unwind_FindEnclosingFunction): Likewise.
1879         * libgcc-std.ver (_Unwind_FindEnclosingFunction): Rename from
1880         _Unwind_Find_Enclosing_Function, export @@GCC_3.3.
1881         * unwind.h (_Unwind_FindEnclosingFunction): Add.
1883 2002-11-26  Hartmut Penner  <hpenner@de.ibm.com>
1885         * config/s390/s390.c (390_output_constant_pool): Set alignment
1886         before label in 64 bit mode, behind otherwise.
1888 2002-11-26  Richard Henderson  <rth@redhat.com>
1890         * c-common.c (handle_visibility_attribute): Accept "default".
1891         * tree.h (enum symbol_visibility): New.
1892         (decl_visibility): Declare.
1893         * target.h (gcc_target.visibility): Take visibility arg as integer.
1894         * varasm.c (default_assemble_visibility): Likewise.
1895         (decl_visibility): New.
1896         (maybe_assemble_visibility): Use it.
1897         * output.h (default_assemble_visibility): Update prototype.
1898         * config/rs6000/rs6000.c (rs6000_assemble_visibility): Take
1899         visibility arg as integer.
1900         * doc/extend.texi: Document default visibility.
1902 2002-11-26  Kazu Hirata  <kazu@cs.umass.edu>
1904         * config/h8300/h8300.c: Adjust spacing.
1905         * config/h8300/h8300.h: Likewise.
1907 2002-11-26  Richard Henderson  <rth@redhat.com>
1909         * hooks.c (hook_bool_void_false, hook_void_tree_int,
1910         hook_void_FILEptr_constcharptr): Rename so that the return
1911         type is first.
1912         (hook_int_tree_tree_1, hook_void_tree, hook_void_tree_treeptr,
1913         hook_bool_tree_false): New.
1914         * hooks.h: Update.
1915         * langhooks-def.h: Update for renames.
1916         * target-def.h: Likewise.
1917         * tree.c (default_comp_type_attributes,
1918         default_set_default_type_attributes, default_insert_attributes,
1919         default_function_attribute_inlinable_p,
1920         default_ms_bitfield_layout_p): Remove.
1921         * tree.h: Update.
1923 2002-11-26  John David Anglin  <dave@hiauly1.hia.nrc.ca>
1925         * pa-protos.h (function_value): New prototype.
1926         * pa.c (function_value): Use a PARALLEL to return small aggregates on
1927         TARGET_64BIT.
1928         * pa.h (FUNCTION_VALUE): Use function_value.
1929         * pa.md (call_value_internal_symref, call_value_internal_reg_64bit,
1930         call_value_internal_reg, sibcall_value_internal_symref,
1931         sibcall_value_internal_symref_64bit): Remove =rf constraint on return
1932         value.
1934 2002-11-26  John David Anglin  <dave@hiauly1.hia.nrc.ca>
1936         * expr.c (gen_group_rtx, emit_group_move): New functions.
1937         * expr.h (gen_group_rtx, emit_group_move): Prototype.
1938         * function.c (expand_function_start): Use gen_group_rtx to create a
1939         PARALLEL rtx to hold the return value when the real return rtx is a
1940         PARALLEL.
1941         (expand_function_end): Use emit_group_move to move the return value
1942         from a PARALLEL to the real return registers.
1943         * rtl.h (REG_FUNCTION_VALUE_P): Allow function values to be returned
1944         in PARALLELs.
1946 2002-11-26  Jason Thorpe  <thorpej@wasabisystems.com>
1948         * config/t-libc-ok: Fix typo.
1950 2002-11-26  Jakub Jelinek  <jakub@redhat.com>
1952         * configure.in: Move AC_CANONICAL_SYSTEM and AC_ARG_PROGRAM back
1953         before AC_PROG_CC.
1954         * configure: Rebuilt.
1956 2002-11-26  Nathan Sidwell  <nathan@codesourcery.com>
1958         * c-decl.c: (start_struct): Commonize flag setting.
1960 2002-11-26  Jason Thorpe  <thorpej@wasabisystems.com>
1962         * config/rs6000/rs6000.h (RS6000_CPU_CPP_ENDIAN_BUILTINS): New.
1963         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Use
1964         RS6000_CPU_CPP_ENDIAN_BUILTINS.
1965         * config/rs6000/netbsd.h (RS6000_CPU_CPP_ENDIAN_BUILTINS): Redefine.
1967 2002-11-26  Hartmut Penner  <hpenner@de.ibm.com>
1969         * config/s390/s390.md (literal_pool_64, literal_pool_31 ): New
1970         insns.
1971         * config/s390/s390.c (struct machine_function): Introduction of
1972         struct machine_function.
1973         (s390_output_symbolic_const): Use of cfun.
1974         (s390_optimize_prolog): Likewise.
1975         (s390_fixup_clobbered_return_reg): Likewise.
1976         (s390_frame_info): Likewise.
1977         (s390_emit_prologue, s390_emit_epilogue): Likewise.
1978         (s390_init_machine_status): New function.
1979         (override_options): call s390_init_machine_status.
1980         * config/s390/s390-protos.h (s390_output_constant_pool): Changed
1981         prototype.
1983 2002-11-26  Jakub Jelinek  <jakub@redhat.com>
1985         * varasm.c (output_constant_pool): For pool constants in mergeable
1986         section ensure each constant is padded to multiple of entity size.
1988 2002-11-26  Jakub Jelinek  <jakub@redhat.com>
1990         * varasm.c (default_exception_section): Move to...
1991         * except.c (default_exception_section): ... here. Make
1992         .gcc_except_table read-only if it is not expected to have any
1993         dynamic relocations and linker handles it.
1994         * dwarf2out.c (default_eh_frame_section): Make .eh_frame read-only
1995         if it is not expected to have any dynamic relocations and linker
1996         handles it.
1997         * configure.in (HAVE_LD_RO_RW_SECTION_MIXING): Check what ld does
1998         when linking read-only and read-write sections together.
1999         * configure, config.in: Rebuilt.
2000         * crtstuff.c (EH_FRAME_SECTION_CONST): Define.
2001         (__EH_FRAME_BEGIN__, __FRAME_END__): Add it.
2003 Mon Nov 25 18:32:37 CET 2002  Jan Hubicka  <jh@suse.cz>
2005         * i386.md (pushsf_rex64): Fix typo.
2007 2002-11-25  Aldy Hernandez  <aldyh@redhat.com>
2009         * config/rs6000/spe.h (__ev_create_sfix32_fs): Change macro into
2010         new function.
2011         (__ev_create_ufix32_fs): Same.
2012         (__ev_get_sfix32_fs_internal): New.
2013         (__ev_get_sfix32_fs): Define to use function.
2014         (__ev_get_ufix32_fs_internal): New.
2015         (__ev_get_ufix32_fs): Define to use function.
2016         (__ev_get_upper_ufix32_fs): Call __ev_get_ufix32_fs.
2017         (__ev_get_lower_ufix32_fs): Same.
2018         (__ev_get_upper_sfix32_fs): Call __ev_get_sfix32_fs.
2019         (__ev_get_lower_sfix32_fs): Same.
2020         (__ev_set_sfix32_fs_internal): New.
2021         (__ev_set_ufix32_fs_internal): New.
2022         (__ev_set_sfix32_fs): Call __ev_set_sfix32_fs_internal.
2023         (__ev_set_ufix32_fs): Call __ev_set_ufix32_fs_internal.
2024         (__ev_set_upper_sfix32_fs): Call function.
2025         (__ev_set_lower_sfix32_fs): Same.
2026         (__ev_set_upper_ufix32_fs): Same.
2027         (__ev_set_lower_ufix32_fs): Same.
2029 2002-11-25  Douglas B Rupp  <rupp@gnat.com>
2031         * gcc.c (do_spec_1): Reset delete_this_arg to zero.
2033 2002-11-25  Jason Thorpe  <thorpej@wasabisystems.com>
2035         * config/elfos.h (HANDLE_SYSV_PRAGMA): Define as 1.
2036         * config/interix.h (HANDLE_SYSV_PRAGMA): Likewise.
2037         * config/linux-aout.h (HANDLE_SYSV_PRAGMA): Likewise.
2038         * config/lynx-ng.h (HANDLE_SYSV_PRAGMA): Likewise.
2039         * config/lynx.h (HANDLE_SYSV_PRAGMA): Likewise.
2040         * config/netbsd.h (HANDLE_SYSV_PRAGMA): Likewise.
2041         * config/openbsd.h (HANDLE_SYSV_PRAGMA: Likewise.
2042         * config/alpha/elf.h (HANDLE_SYSV_PRAGMA): Likewise.
2043         * config/arm/netbsd.h (HANDLE_SYSV_PRAGMA): Likewise.
2044         * config/cris/aout.h (HANDLE_SYSV_PRAGMA): Likewise.
2045         * config/d30v/d30v.h (HANDLE_SYSV_PRAGMA): Likewise.
2046         * config/frv/frv.h (HANDLE_SYSV_PRAGMA): Likewise.
2047         * config/i386/djgpp.h (HANDLE_SYSV_PRAGMA): Likewise.
2048         * config/i386/i386-interix.h (HANDLE_SYSV_PRAGMA): Likewise.
2049         * config/i386/vxi386.h (HANDLE_SYSV_PRAGMA): Likewise.
2050         * config/ia64/ia64.h (HANDLE_SYSV_PRAGMA): Likewise.
2051         * config/m88k/m88k.h (HANDLE_SYSV_PRAGMA): Likewise.
2052         * config/mmix/mmix.h (HANDLE_SYSV_PRAGMA): Likewise.
2053         * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Likewise.
2054         * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Likewise.
2055         * config/sparc/linux-aout.h (HANDLE_SYSV_PRAGMA): Likewise.
2056         * config/sparc/vxsparc64.h (HANDLE_SYSV_PRAGMA): Likewise.
2057         * config/stormy16/stormy16.h (HANDLE_SYSV_PRAGMA): Likewise.
2058         * config/alpha/osf.h (HANDLE_SYSV_PRAGMA): Don't undef before
2059         defining.
2060         * config/i386/sco5.h (HANDLE_SYSV_PRAGMA): Likewise.
2061         * config/mips/iris5.h (HANDLE_SYSV_PRAGMA): Likewise.
2063 2002-11-25  Dave Pitts  <dpitts@cozx.com>
2065         * gcc/fixinc/mkfixinc.sh: add i370-*-openedition to bypass fixinc list
2067 2002-11-25  Kazu Hirata  <kazu@cs.umass.edu>
2069         * config/h8300/h8300.md (an anonymous pattern): New.
2071 2002-11-25  Richard Henderson  <rth@redhat.com>
2073         * alias.c (find_base_value): Use new_reg_base_value if it's live.
2074         (copying_arguments): Make boolean.
2076 2002-11-25  Jason Thorpe  <thorpej@wasabisystems.com>
2078         * gcc.c (static_spec_functions): Add if-exists-else spec
2079         function.
2080         (if_exists_else_spec_function): New function.
2081         * doc/invoke.texi: Document the if-exists-else spec function.
2083         * config/netbsd-elf.h (NETBSD_STARTFILE_SPEC): For -static, use
2084         "%:if-exists-else(crtbeginT%O%s crtbegin%O%s)".
2086 2002-11-25  Jason Thorpe  <thorpej@wasabisystems.com>
2088         * config.gcc (powerpc-*-netbsd*): Replace "svr4.h" with
2089         "netbsd.h netbsd-elf.h" in tm_file.  Set tmake_file to
2090         "${tmake_file} rs6000/t-netbsd".
2091         * config/rs6000/netbsd.h: Rewrite.
2092         * config/rs6000/t-netbsd: New file.
2094 2002-11-25  Kazu Hirata  <kazu@cs.umass.edu>
2096         * config/h8300/h8300.md (an anonymous pattern): Relax the
2097         condition for the pattern.
2099 2002-11-25  Aldy Hernandez  <aldyh@redhat.com>
2101         * config/rs6000/rs6000.h (enum rs6000_builtins): Remove evmwlssf,
2102         evmwlsmf, evmwlssfa, evmwlsmfa, evmwlssfaaw, evmwlsmfaaw,
2103         evmwlssfanw, evmwlsmfanw.
2105         * config/rs6000/rs6000.c (bdesc_2arg): Same.
2107         * config/rs6000/spe.md: Same for patterns.
2109 2002-11-25  Christian Ehrhardt  <ehrhardt@mathematik.uni-ulm.de>
2111         PR c/8639
2112         * fold-const.c (extract_muldiv): Don't propagate division unless
2113         both arguments are multiples of C.
2115 2002-11-25  Andrew Haley  <aph@redhat.com>
2117         * libgcc-std.ver (_Unwind_Find_Enclosing_Function): Add.
2118         * config/ia64/unwind-ia64.c (_Unwind_Find_Enclosing_Function): New.
2119         * unwind-sjlj.c (_Unwind_Find_Enclosing_Function): Likewise.
2120         * unwind-dw2.c (_Unwind_Find_Enclosing_Function): Likewise.
2122 Sun Nov 24 10:38:04 CET 2002  Jan Hubicka  <jh@suse.cz>
2124         * i386.c (x86_use_ffreep): New global variable.
2125         * i386.h (x86_use_frfeep): Declare
2126         (TARGET_USE_FFREEP): New macro
2127         * i386.md  (movs?f*): Use freep when asked for.
2128         (push?f): Remove dead code.
2130 2002-11-24  Kazu Hirata  <kazu@cs.umass.edu>
2132         * config/h8300/h8300.c (h8300_init_once): Fix a typo in the
2133         target help message.
2135 2002-11-24  Jason Thorpe  <thorpej@wasabisystems.com>
2137         * config.gcc (*-*-netbsd*1.[7-9]*, *-*-netbsd*[2-9]*): Set
2138         extra_parts to "crtbegin.o crtend.o crtbeginS.o crtendS.o
2139         crtbeginT.o".
2140         (arm*-*-netbsd*, i[34567]86-*-netbsd*, m68k*-*-netbsd*)
2141         (ns32k-*-netbsd*, sparc-*-netbsd*, vax-*-netbsd*): Set extra_parts
2142         to "" for a.out configurations.
2143         * config/t-netbsd (CRTSTUFF_T_CFLAGS): Set to "-fPIC".
2145 2002-11-24  Jason Thorpe  <thorpej@wasabisystems.com>
2147         * config/alpha/netbsd.h (CPP_SUBTARGET_SPEC): Just use
2148         NETBSD_CPP_SPEC directly.
2149         (SUBTARGET_EXTRA_SPECS): Remove netbsd_cpp_spec.  Add
2150         netbsd_endfile_spec.
2151         (ENDFILE_SPEC): Use %(netbsd_endfile_spec).
2153 2002-11-24  Jason Thorpe  <thorpej@wasabisystems.com>
2155         * config/netbsd-elf.h (STARTFILE_SPEC): Rename to
2156         NETBSD_STARTFILE_SPEC.
2157         (STARTFILE_SPEC): Redefine in terms of NETBSD_STARTFILE_SPEC.
2158         (ENDFILE_SPEC): Likewise.
2159         * config/netbsd.h (LIB_SPEC, LIBGCC_SPEC): Likewise.
2161 2002-11-24  Andreas Schwab  <schwab@suse.de>
2163         * Makefile.in (install-driver): Remove versioned link before
2164         trying to create it.
2166         * config/m68k/m68k.c: Fix typo in last change defining
2167         TARGET_ASM_CAN_OUTPUT_MI_THUNK.
2169 2002-11-23  H.J. Lu <hjl@gnu.org>
2171         * aclocal.m4: Include ../config/accross.m4.
2172         (gcc_AC_COMPILE_CHECK_SIZEOF): Removed.
2173         (gcc_AC_C_COMPILE_ENDIAN): Removed.
2174         (gcc_AC_C_FLOAT_FORMAT): Check $ac_cv_c_bigendian
2175         instead of $ac_cv_c_compile_endian.
2177         * configure.in: Replace gcc_AC_COMPILE_CHECK_SIZEOF with
2178         AC_COMPILE_CHECK_SIZEOF.
2179         Replace gcc_AC_C_COMPILE_ENDIAN with AC_C_BIGENDIAN_CROSS.
2180         * configure: Rebuild.
2182 2002-11-23  Kazu Hirata  <kazu@cs.umass.edu>
2184         * config/h8300/h8300.c (print_operand): Update the use of
2185         h8300_tiny_constant_address_p.
2186         (h8300_adjust_insn_length): Likewise.
2187         (h8300_tiny_constant_address_p): Check if the given rtx is a
2188         variable declared with __attribute__ ((tiny_data)).
2190 2002-11-22  Dale Johannesen  <dalej@apple.com>
2192         * toplev.c (rest_of_compilation):  Fix comments.
2194 2002-11-22  Geoffrey Keating  <geoffk@apple.com>
2196         * aclocal.m4 (ac_cv_func_mmap_dev_zero): Darwin does not
2197         allow mmap from /dev/zero.  Don't make decisions for the host
2198         based on presence or absence of /dev/zero on the build machine.
2199         (ac_cv_func_mmap_anon): Darwin does have working MMAP_ANON.
2200         (AC_FUNC_MMAP_FILE): Darwin does have mmap of a file.
2201         * configure: Regenerate.
2203 2002-11-22  Daniel Jacobowitz  <drow@mvista.com>
2205         * gcc.c (make_relative_prefix, split_directories)
2206         (free_split_directories): Removed.
2208 2002-11-22  Daniel Jacobowitz  <drow@mvista.com>
2210         * configure.in: Set insn=nop for DWARF-2 tests on ARM.
2211         * configure: Regenerated.
2213 2002-11-22  Kazu Hirata  <kazu@cs.umass.edu>
2215         * config/h8300/h8300.c (compute_a_shift_length): Fix the insn
2216         length computation when xor.l is output.
2218 2002-11-21  Douglas B Rupp  <rupp@gnat.com>
2220         * alpha.md (movstrdi, clrstrdi): New VMS patterns.
2221         (call_vms_1, call_value_vms_1): Cleanup syntax.
2223 Thu Nov 21 19:20:27 CET 2002  Jan Hubicka  <jh@suse.cz>
2225         * athlon.md (define_atuomaton): Add athlon_load.
2226         (athlon-double): New reservation.
2227         (athlon-ieu0): New CPU unit.
2228         (athlon-load?): Use athlon_load automaton.
2229         (*_k8 reservations): New.
2230         (other insn revervations): Activate for K8.
2232 Thu Nov 21 15:07:42 CET 2002  Jan Hubicka  <jh@suse.cz>
2234         * cfgrtl.c (verify_flow_info):  Accept EDGE_CAN_FALLTHRU flag.
2236 2002-11-21  Jim Wilson  <wilson@redhat.com>
2238         * config/rs6000/rs6000.c (function_arg): Set inner mode of SPE
2239         vectors to SI.
2241 2002-11-21  Bob Wilson  <bob.wilson@acm.org>
2243         * config/xtensa/xtensa-protos.h (xtensa_copy_incoming_a7): Declare.
2244         * config/xtensa/xtensa.c (struct machine_function): Add
2245         incoming_a7_copied flag.
2246         (xtensa_copy_incoming_a7): Define.
2247         (xtensa_emit_move_sequence): Use xtensa_copy_incoming_a7.
2248         * config/xtensa/xtensa.md (movdi, movsf, movdf): Ditto.
2250 Thu Nov 21 23:52:04 CET 2002  Jan Hubicka  <jH@suse.cz>
2252         * i386-protos.h (x86_64_sign_extended_value): Fix prototype.
2253         * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
2254         x86_64_nonmemory_operand, x86_64_movabs_operand,
2255         x86_64_szext_nonmemory_operand, x86_64_immediate_operand,
2256         ix86_expand_int_movcc): Update call of x86_64_sign_extended_value.
2257         (local_symbolic_operand): Do not care the 64bit limits.
2258         (x86_64_sign_extended_value): Remove allow_rip support.
2259         (legitimate_pic_address_disp_p): Handle all cases allowed
2260         with RIP addressing.
2261         (legitimate_address_p): Use legitimate_pic_address_disp_p for PIC.
2262         (legitimize_pic_address): Reorganize.
2263         * i386.h (EXTRA_CONSTRAINT): Update call of x86_64_sign_extended_value.
2265 2002-11-21  Jason Thorpe  <thorpej@wasabisystems.com>
2267         * config.gcc (arm*-*-netbsdelf*): Enable configuration.
2268         * config/arm/netbsd-elf.h: New file.
2270 2002-11-21  Jason Thorpe  <thorpej@wasabisystems.com>
2272         * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
2273         subtarget_asm_float_spec.
2274         (SUBTARGET_ASM_FLOAT_SPEC): Define, moving the
2275         defaults from...
2276         (ASM_SPEC): ...here.  Use subtarget_asm_float_spec.
2278 2002-11-21  Nick Clifton  <nickc@redhat.com>
2280         * config/fr30/fr30.md (movsf_constant_store): Move code to
2281         detect 0.0 into fr30.c.
2282         * config/fr30/fr30-protos.h (fr30_const_double_is_zero):
2283         Prototype.
2284         * config/fr30/fr30.c (fr30_const_double_is_zero): New
2285         function.  Return true if the rtx is 0.0.
2287 2002-11-21  Jason Thorpe  <thorpej@wasabisystems.com>
2289         * config/arm/elf.h (ASM_SPEC, LINK_SPEC): Pass -EL
2290         if -mlittle-endian is specified.
2292 2002-11-21  Richard Earnshaw  <rearnsha@arm.com>
2294         PR optimization/2903
2295         * arm.md (anddi_notzesidi_di): Operand 2 is inverted not operand 1.
2296         (anddi_notsesidi_di): Likewise.
2298 2002-11-21  Kazu Hirata  <kazu@cs.umass.edu>
2300         * config/h8300/h8300.c (print_operand): Use
2301         h8300_eightbit_constant_address_p and
2302         h8300_tiny_constant_address_p.
2303         (h8300_adjust_insn_length): Likewise.
2304         * config/h8300/h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): Remove.
2305         (TINY_CONSTANT_ADDRESS_P): Likewise.
2306         (OK_FOR_U): Use eightbit_constant_address_p.
2308 2002-11-21  Ulrich Weigand  <uweigand@de.ibm.com>
2310         * config/s390/libgcc-libc.ver: Add multilib support.
2311         * config/s390/linux.h (MULTILIB_DEFAULT): Define.
2312         * config/s390/t-linux64 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
2313         MULTILIB_OSDIRNAMES, LIBGCC, INSTALL_LIBGCC,
2314         EXTRA_MULTILIB_PARTS): Define.
2316 2002-11-21  Richard Earnshaw  <rearnsha@arm.com>
2318         * arm.c (arm_get_frame_size): A leaf function does not need its
2319         stack padding to an aligned boundary if it has no frame.
2320         (thumb_get_frame_size): Likewise.
2322 Wed Nov 20 22:25:53 CET 2002  Jan Hubicka  <jh@suse.cz>
2324         * x86-64.h (MCOUNT_NAME): Fix typo in my previous patch.
2325         (override_options): Likewise.
2327 Wed Nov 20 19:07:17 CET 2002  Jan Hubicka  <jh@suse.cz>
2329         * config.gcc: Add k8 target alias support
2330         * i386.c (_cost): Declare costs for various variants of divides and
2331         multiplies.
2332         (k8_cost): New.
2333         (m_K8, m_ATHLON_K8): New macros.
2334         (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2335         x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_fiop,
2336         x86_promote_QImode, x86_sub_esp_?, x86_add_esp_?,
2337         x86_integer_DFmode_moves, x86_partial_reg_dependency,
2338         x86_memory_mismatch_stall, x86_accumulate_outgoing_args,
2339         x86_prologue_using_move, x86_epilogue_using_move,
2340         x86_arch_always_fancy_math_387, x86_sse_partial_regs,
2341         x86_sse_typeless_stores): Set for K8
2342         (override_options): Add k8 support; fix athlon alignment;
2343         complain about non-x86-64 capable CPU being used in x86-64 compilation.
2344         (ix86_issue_rate): Set for K8.
2345         (ix86_adjust_cost, ia32_use_dfa_pipeline_interface,
2346         x86_machine_dependent_reorg): Handle K8 like
2347         * i386.h
2348         (x86_costs):  Change mult_init and divide into array.
2349         (TARGET_K8, TARGET_ATHLON): New macros.
2350         (MODE_INDEX): New macro.
2351         (RTX_COST): Use new costs.
2352         (TARGET_CPU_CPP_BUILTINS):  Define __k8__ and __tune_k8__.
2353         (TARGET_CPU_DEFAULT_NAMES): Add k8
2354         (TARGET_CPU_DEFAULT_k8): New constant
2355         (enum processor_type): Add PROCESSOR_K8.
2356         * i386.md (cpu attribute): Add k8.
2358         * invoke.texi: Document -march=k8.
2360         * i386.md (type attribute): Add leave
2361         (mode attribute): Remove unknownfp.
2362         (length_immediate, modrm, memory attributes): Handle leave correctly.
2363         (fp comparison patterns): Determine FP mode.
2364         (leave, leave_rex64): Remove special cases.
2365         * ppro.md (ppro_uops, ppro_p2): Add leave
2366         * pentiun.md (pent_pop): Handle leave too.
2367         * k6.md (k6_load): Handle leave.
2368         * athlon.md (athlon_leave, athlon_pop): Fix.
2369         (athlon_decode): Handle leave.
2371 2002-11-20  Steve Ellcey  <sje@cup.hp.com>
2373         * emit-rtl.c (gen_reg_rtx): Simplify mapping of Complex type
2374         to component type using GET_MODE_INNER.
2375         * expr.c (emit_move_insn_1): Ditto.
2376         * optabs.c (expand_binop): Ditto.
2377         (expand_unop): Ditto.
2378         (expand_complex_abs): Ditto.
2380 2002-11-20  Douglas B Rupp  <rupp@gnat.com>
2382         * hwint.h (HAVE___INT64): Fix typo (was HAVE__INT64).
2384 2002-11-20  DJ Delorie  <dj@redhat.com>
2386         * config/stormy16/stormy16.c (s16builtins,
2387         xstormy16_init_builtins, xstormy16_expand_builtin): New.
2388         * config/stormy16/stormy16.md (divmodhi4, sdivlh, udivlh): New.
2390 2002-11-20  Hans-Peter Nilsson  <hp@bitrange.com>
2392         * Makefile.in (RUN_GEN, VALGRIND_DRIVER_DEFINES): New variables.
2393         (DRIVER_DEFINES): Add $(VALGRIND_DRIVER_DEFINES).
2394         (executing gencheck, genconfigs, genconditions, genflags,
2395         gencodes, genconstants, genemit, genrecog, genopinit, genextract,
2396         genpeep, genattr, genattrtab, genoutput, gengenrtl, genpreds,
2397         gengtype, genprotos): Prepend $(RUN_GEN).
2398         * configure.in: Move host compiler tests before --enable-checking
2399         tests.
2400         (--enable-checking=valgrind): New.
2401         * config.in, configure: Regenerate.
2402         * cppfiles.c [!ENABLE_VALGRIND_CHECKING] (VALGRIND_DISCARD):
2403         Define as empty.
2404         (read_include_file): When doing the mmap+1 trick,
2405         valgrind-annotate the byte after the mmap:ed area as readable.
2406         (purge_cache): Remove above annotation.
2407         * gcc.c (execute) [ENABLE_VALGRIND_CHECKING]: Arrange to prepend
2408         VALGRIND_PATH -q to each command.
2410         * ggc-common.c [!ENABLE_VALGRIND_CHECKING] (VALGRIND_DISCARD):
2411         Define as empty.
2412         (ggc_realloc): Update valgrind annotations.
2413         * ggc-page.c [!ENABLE_VALGRIND_CHECKING] (VALGRIND_DISCARD):
2414         Define as empty.
2415         (alloc_anon, free_page, ggc_alloc, poison_pages): Add machinery to
2416         valgrind-annotate memory.
2418 2002-11-20  Ulrich Weigand  <uweigand@de.ibm.com>
2420         * recog.c (constrain_operands): Prefer exact match over reloadable
2421         EXTRA_MEMORY_CONSTRAINT or EXTRA_ADDRESS_CONSTRAINT.
2423         * reload.c (find_reloads): Always reload EXTRA_ADDRESS_CONSTRAINT
2424         operands in Pmode.
2426 2002-11-20  Eric Botcazou  <ebotcazou@libertysurf.fr>
2428         PR c/8518
2429         * c-decl.c (duplicate_decls): Outline the second definition
2430         of an extern inline function in all cases.
2432 2002-11-20  Richard Sandiford  <rsandifo@redhat.com>
2434         * stor-layout.c (place_field): Update rli->offset as well as
2435         rli->bitpos.
2437 2002-11-20  Richard Sandiford  <rsandifo@redhat.com>
2439         * sched-deps.c (sched_analyze): Check HARD_REGNO_CALL_PART_CLOBBERED.
2441 2002-11-20  Richard Sandiford  <rsandifo@redhat.com>
2443         * config/sh/sh.md (udivsi3): Don't put udivsi3_i4_media instructions
2444         into a libcall block.
2445         (divsi3): Likewise divsi3_i4_media.
2447 2002-11-20  Richard Sandiford  <rsandifo@redhat.com>
2449         * global.c (find_reg): Check HARD_REGNO_NREGS before kicking
2450         out another register.
2452 2002-11-20  Jakub Jelinek  <jakub@redhat.com>
2454         * combine.c (force_to_mode): Only replace with (not Y) if all bits in fuller_mask
2455         (not just mask) are set in C.
2457 2002-11-19  Steven Bosscher <steven.bosscher@usafa.af.mil>
2459         * config/mips/vr.h (DRIVER_SELF_SPECS): Change %{<mgp32} to %<mgp32.
2461 2002-11-19  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
2463         * profile.c (index_counts_file): Fix obvious mistake.
2465 2002-11-19  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
2467         * Makefile.in (profile.o): Add hashtab.h dependency.
2468         * gcov-io.h (GCOV_SUMMARY_LENGTH): New.
2469         * profile.c: Include hashtab.h.
2470         (htab_counts_index_hash, htab_counts_index_eq, htab_counts_index_del,
2471         cleanup_counts_index, index_counts_file, struct section_reference,
2472         struct da_index_entry, counts_file_name, counts_file_index): New.
2473         (get_exec_counts, init_branch_prob): Modified.
2475 2002-11-19  Kaz Kojima  <kkojima@gcc.gnu.org>
2477         * config.gcc (sh*-*-linux*): Add t-slibgcc-elf-ver and t-linux
2478         to tmake_file. Remove setting gas and gnu_ld here.
2479         * config/sh/libgcc-glibc.ver: New file.
2480         * config/sh/t-linux (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
2481         (SHLIB_MAPFILES): New.
2482         * config/sh/linux.h (MD_EXEC_PREFIX): Undefine.
2483         (MD_STARTFILE_PREFIX): Likewise.
2484         (HANDLE_PRAGMA_PACK_PACK_PUSH_POP): Define.
2485         (DWARF2_UNWIND_INFO): Redefine.
2486         (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2487         (LINK_EH_SPEC): Redefine.
2488         (MD_FALLBACK_FRAME_STATE_FOR): Define except for SH-media.
2489         (SH_FALLBACK_FRAME_FLOAT_STATE): Define.
2490         (SH_DWARF_FRAME_GP0, SH_DWARF_FRAME_FP0, SH_DWARF_FRAME_XD0,
2491         SH_DWARF_FRAME_BT0, SH_DWARF_FRAME_PR, SH_DWARF_FRAME_PR_MEDIA,
2492         SH_DWARF_FRAME_GBR, SH_DWARF_FRAME_MACH, SH_DWARF_FRAME_MACL,
2493         SH_DWARF_FRAME_PC, SH_DWARF_FRAME_SR, SH_DWARF_FRAME_FPUL,
2494         SH_DWARF_FRAME_FPSCR): Likewise.
2495         * config/sh/sh-protos.h (sh_set_return_address): Declare.
2496         * config/sh/sh.c (calc_live_regs): Count EH_RETURN_DATA_REGNO
2497         registers if the current function calls EH return.
2498         (sh_expand_epilogue): Handle EH stack adjustments.
2499         (sh_set_return_address): New function.
2500         * config/sh/sh.h (SH_DBX_REGISTER_NUMBER): Handle PR_MEDIA_REG.
2501         Don't abort even if the number is mapped to -1.
2502         (EH_RETURN_DATA_REGNO): Define.
2503         (EH_RETURN_STACKADJ_RTX): Define.
2504         * config/sh/sh.md (UNSPEC_EH_RETURN): New.
2505         (eh_return): New pattern.
2506         (eh_set_ra_di, eh_set_ra_si): Likewise.
2507         Add splitter to perform EH return after reload.
2509 Tue Nov 19 12:52:07 2002  J"orn Rennecke <joern.rennecke@superh.com>
2511         * stor-layout.c (excess_unit_span): New function.
2512         (place_field): Use it.
2514 2002-11-19  Andreas Schwab  <schwab@suse.de>
2516         * unwind.h (_Unwind_GetTextRelBase): Revert last change, this is
2517         not valid in C++.
2519 2002-11-19  Nathanael Nerode  <neroden@gcc.gnu.org>
2521         * configure.in, Makefile.in: Correct BUILD/HOST confusion.
2522         * configure: Regenerate.
2524 Tue Nov 19 00:11:44 CET 2002  Jan Hubicka  <jh@suse.cz>
2526         * convert.c (strip_float_extensions): New function.
2527         (convert_to_real): Optimize some cases.
2529 2002-11-19  Andreas Jaeger  <aj@suse.de>
2531         * loop.c (record_giv): Initialize not_replaceable.
2532         (check_final_value): Likewise.
2534 2002-11-19  Kazu Hirata  <kazu@cs.umass.edu>
2536         * config/h8300/h8300.c (h8300_init_once): Replace 1 with
2537         MASK_H8300S.
2539 2002-11-19  Vijay L. Khuspe  <vijayk1@kpit.com>
2541         * config/h8300/h8300.c (h8300_init_once): Allow -mn switch
2542         only if -mh or -ms present.
2543         (h8300_eightbit_constant_address_p): Support the normal mode.
2544         (h8300_tiny_constant_address_p): Likewise.
2545         * config/h8300/h8300.h (TARGET_NORMAL_MODE): New.
2546         (POINTER_SIZE): Add 16 bit pointer for the normal mode.
2547         (Pmode): Evaluate to HImode for the normal mode.
2548         (SIZE_TYPE): Evaluate to unsigned int for normal mode.
2549         (PTRDIFF_TYPE): Evaluate to int for the normal mode.
2550         (ASM_WORD_OP): Evaluate to word for the normal mode.
2551         * config/h8300/h8300.md (tablejump_normal_mode): New.
2552         (indirect_jump_normal_mode): New.
2553         * config/h8300/t-h8300 (MULTILIB_OPTIONS): Pass -mn option to
2554         directory.
2555         (MULTILIB_DIRNAMES): Create target dependent directory
2556         'normal'.
2557         (MULTILIB_EXCEPTIONS): Don't turn on -mn on H8/300.
2558         * doc/invoke.texi (gccoptlist): Describe the new switch -mn.
2560 Tue Nov 19 23:50:56 CET 2002  Jan Hubicka  <jh@suse.cz>
2562         * i386.md (length_immediate): Do not refer to insn address.
2563         (jcc*, jmp patterns):  Compute length explicitly.
2565 2002-11-19 Eric Botcazou <ebotcazou@libertysurf.fr>
2567         PR c/8588
2568         * optabs.c (expand_binop): Convert CONST_INTs in shift
2569         operations too.
2571 2002-11-19  Roger Sayle  <roger@eyesopen.com>
2573         * gcse.c (gcse_emit_move_after): Correct typo in REG_EQUAL note.
2575 2002-11-19  Kazu Hirata  <kazu@cs.umass.edu>
2577         * config/h8300/h8300.md (an anonymous pattern): Relax the
2578         condition to accept the same operands and/or subregs.
2580 2002-11-19  Daniel Jacobowitz  <drow@mvista.com>
2582         * config/sh/sh.c (gen_shl_and): Revert previous patch.
2583         * config/sh/sh.md (ashrdi3+1, ashrdi3+2): Predicate on
2584         reload_completed.
2586 2002-11-19  Kazu Hirata  <kazu@cs.umass.edu>
2588         * config/h8300/h8300.c (print_operand): Update the use of
2589         EIGHTBIT_CONSTANT_ADDRESS_P.
2590         (h8300_adjust_insn_length): Likewise.
2591         (h8300_eightbit_constant_address_p): Check if the given rtx is
2592         a variable with __attribute__((eightbit_data)).
2593         * config/h8300/h8300.h (OK_FOR_U): Update the use of
2594         EIGHTBIT_CONSTANT_ADDRESS_P.
2596 2002-11-19  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
2598         * doc/contrib.texi (Contributors): Add self as second contact in
2599         addition to Jeff Law.
2601 2002-11-19  Andreas Jaeger  <aj@suse.de>
2603         * tree-inline.c: Move prototpyes of find_alloca_call_1 and
2604         find_alloca_call to right place.
2606 2002-11-19  Kazu Hirata  <kazu@cs.umass.edu>
2608         * cppfiles.c: Fix formatting.
2610 2002-11-19  Jason Thorpe  <thorpej@wasabisystems.com>
2612         * gcc.c (The Specs Language): Document spec functions.
2613         (static_spec_functions, lookup_spec_function)
2614         (eval_spec_function, handle_spec_function)
2615         (if_exists_spec_function, alloc_args): New.
2616         (execute): Abort if processing_spec_function is true.
2617         (do_spec_1): Hand off spec to handle_spec_function if %:
2618         is encountered.  If processing_spec_function is true,
2619         end any pending argument when the end of the string is reached.
2620         (main): Use alloc_args to allocate the initial argument vector.
2621         * gcc.h (struct spec_function): New.
2622         (lang_specific_spec_functions): New extern.
2624         * config/netbsd-elf.h (STARTFILE_SPEC): Add if-exists(crti%O%s).
2625         (ENDFILE_SPEC): Add if-exists(crtn%O%s).
2626         * config/alpha/netbsd.h (ENDFILE_SPEC): Likewise.
2628         * doc/invoke.texi: Document spec functions.
2630         * cppspec.c (lang_specific_spec_functions): New.
2631         * gccspec.c: Likewise.
2633 2002-11-18  Steve Ellcey  <sje@cup.hp.com>
2635         * config/ia64/hpux_longdouble.h (FIXUNS_TRUNCTFSI2_LIBCALL): New.
2636         (FIXUNS_TRUNCTFDI2_LIBCALL): New.
2637         (fixunstfsi_libfunc): Change.
2638         (fixunstfdi_libfunc): Change.
2639         (sdiv_optab): Don't zero out SImode handler.
2640         (udiv_optab): Don't zero out SImode handler.
2641         (smod_optab): Don't zero out SImode handler.
2642         (umod_optab): Don't zero out SImode handler.
2644 2002-11-18  Neil Booth  <neil@daikokuya.co.uk>
2646         PR preprocessor/8524
2647         * cpplib.c (run_directive): Remove previous kludge to _Pragma.
2648         Add a new one in its place, which hopefully works.
2649         (skip_rest_of_line): Change test for bottom-of-context-stack.
2651 Mon Nov 18 21:29:03 CET 2002  Jan Hubicka  <jh@suse.cz>
2653         * i386.md (addqi_1_slp): Fix output template.
2654         (subqi_1_slp): Fix type.
2656 Sun Nov 17 00:01:28 CET 2002  Jan Hubicka  <jh@suse.cz>
2658         * calls.c (alloca_call_p): New global function.
2659         * tree.h (alloca_call_p): New.
2660         * tree-inline.c (inlinable_function_p):  Do not inline when
2661         function calls alloca.
2662         (find_alloca_call, find_alloca_call_1): New functions.
2664 2002-11-18  Kazu Hirata  <kazu@cs.umass.edu>
2666         * config/h8300/h8300.md (*andorqi3): Use bor between bld and
2667         bst.  Update the insn length.
2668         (*andorhi3): Likewise.
2669         (*andorsi3): Likewise.
2671 2002-11-18  Richard Sandiford  <rsandifo@redhat.com>
2673         * config/sh/sh-protos.h (sh_mark_label): Declare.
2674         * config/sh/sh.c (sh_mark_label): New function, taken from
2675         movdi_const, but fixing the case when the address has an addend.
2676         * config/sh/sh.md (movdi_const, movdi_const_32bit): Use it.
2678 2002-11-18  Richard Sandiford  <rsandifo@redhat.com>
2680         * config/sh/sh.c (pool_node): New field: part_of_sequence_p.
2681         (add_constant): Set it.
2682         (dump_table): Don't reorder a constant if part_of_sequence_p.
2683         (machine_dependent_reorg): Assume that float constants will
2684         stay in their original order if used as a sequence.
2686 2002-11-18  Richard Sandiford  <rsandifo@redhat.com>
2688         * config/sh/sh.c (calc_live_regs): Update check for PIC liveness
2689         in compact code.
2691 2002-11-18  Richard Sandiford  <rsandifo@redhat.com>
2693         * config/sh/sh.md (initialize_trampoline): Do not force the
2694         trampoline address into R0_REGS here.
2696 Sun Nov 17 14:01:09 CET 2002  Jan Hubicka  <jh@suse.cz>
2698         * i386.md (negsf2_ifs, negdf2_ifs, negdf2_ifs_rex64, abssf2_ifs,
2699         absdf2_ifs, absdf2_ifs_rex64): Fix constraints.
2700         (neg?f2_ifs, abs?f2_ifs splitters): Refuse memory operand; do not
2701         generate unnecesary subregs.
2703 2002-11-17  Kazu Hirata  <kazu@cs.umass.edu>
2705         * df.c: Fix formatting.
2707 2002-11-17  Kazu Hirata  <kazu@cs.umass.edu>
2709         * config/h8300/h8300.md (two anonymous patterns): Fix insn
2710         lengths.
2712 2002-11-17  Daniel Jacobowitz  <drow@mvista.com>
2714         * sh.c (gen_shl_and): Don't create a zero_extend if the operand
2715         is not an arith_reg_operand.
2717 2002-11-17  Graham Stott  <graham.stott@btinternet.com>
2719         * real.c (real_to_decimal): Fix buffer overrun when buffer size
2720         is smaller than representation.
2722 2002-11-17  Kazu Hirata  <kazu@cs.umass.edu>
2724         * builtins.c: Fix formatting.
2726 Sat Nov 16 16:49:58 CET 2002  Jan Hubicka  <jh@suse.cz>
2728         * i386.md (truncdfsf2_1_sse, truncdfsf2_1_sse_nooverlap, truncdfsf2_2,
2729         floats?dff2_i387):
2730         Work around regclass stupidity.
2731         (truncdfsf_2_1_sse splitter):  Accept !TARGET_PARTIAL_SSE_REGS
2733 Sat Nov 16 02:17:48 CET 2002  Jan Hubicka  <jh@suse.cz>
2735         * i386.md (fop_df_6): New pattern.
2736         (fop_xf_4, fop_xf_5): Handle both SF and DFmode extensions.
2737         (fop_xf_6): Rewrite
2738         (fop_xf_7): Delete.
2739         (fop_tf_4, fop_tf_5): Handle both SF and DFmode extensions.
2740         (fop_tf_6): Rewrite
2741         (fop_tf_7): Delete.
2743 2002-11-16  Kazu Hirata  <kazu@cs.umass.edu>
2745         * config/h8300/h8300.md (two anonymous patterns): Fix typos.
2747 2002-11-16  Kazu Hirata  <kazu@cs.umass.edu>
2749         * config/h8300/h8300.md: Fix formatting.
2751 2002-11-16  Kazu Hirata  <kazu@cs.umass.edu>
2753         * config/h8300/h8300.md: Replace spaces with tabs.
2754         * config/h8300/t-h8300: Remove a trailing empty line.
2756 2002-11-16  Kazu Hirata  <kazu@cs.umass.edu>
2758         * tlink.c: Fix formatting.
2760 2002-11-16  David Edelsohn  <edelsohn@gnu.org>
2762         PR 8362
2763         * config/rs6000/rs6000.c (rs6000_outout_load_multiple): New function.
2764         * config/rs6000/rs6000.md (movti_string): Remove output modifier
2765         when scratch register never needed.
2766         (ldmsi[3-8]): New patterns.
2768 2002-11-16  Kazu Hirata  <kazu@cs.umass.edu>
2770         * hard-reg-set.h: Follow spelling conventions.
2771         * real.c: Likewise.
2772         * target.h: Likewise.
2774 2002-11-16  Jakub Jelinek  <jakub@redhat.com>
2776         * config/i386/x86-64.h (MCOUNT_NAME): Change into string literal.
2778 2002-11-16  Kazu Hirata  <kazu@cs.umass.edu>
2780         * optabs.c: Fix formatting.
2782 Sat Nov 16 02:06:02 CET 2002  Jan Hubicka  <jh@suse.cz>
2784         * athlon.md, k6.md, pentium.md, ppro.md: Handle shift1, rotate1
2785         * i386.md (attribute type): Add type shift1 and rotate1.
2786         (*_slp): Rewrite to have just two operands to avoid reload problems.
2788 2002-11-15  Kazu Hirata  <kazu@cs.umass.edu>
2790         * config/h8300/h8300.md (4 anonymous patterns): New.
2792 2002-11-15  Geoffrey Keating  <geoffk@apple.com>
2794         * params.def (GGC_MIN_HEAPSIZE): Fix GGC_ALWAYS_COLLECT problem.
2795         * doc/invoke.texi: Correct description of what needs to be done to
2796         force collection at every ggc_collect call.
2798 2002-11-15  Ulrich Weigand  <uweigand@de.ibm.com>
2800         * config/s390/s390.c (optimization_options): Set
2801         flag_asynchronous_unwind_tables to 1 by default.
2803 2002-11-15  Ulrich Weigand  <uweigand@de.ibm.com>
2805         * config/s390/s390.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2807 Fri Nov 15 14:54:19 CET 2002  Jan Hubicka  <jh@suse.cz>
2809         * i386-protos.h (x86_function_profiler): New function
2810         * i386.h (MCOUNT_NAME): New.
2811         (PROFILE_COUNT_REGISTER): New.
2812         (FUNCTION_PROFILER): Move offline to ...
2813         * i386.c (x86_function_profiler) ... here; fix 64bit support
2814         * beos-elf.h (FUNCTION_PROFILER): Kill.
2815         (MCOUNT_NAME): New.
2816         * freebsd-aout.h (FUNCTION_PROFILER): Kill.
2817         (MCOUNT_NAME): New.
2818         (PROFILE_COUNT_REGISTER): New.
2819         * linux.h (FUNCTION_PROFILER): Kill.
2820         (MCOUNT_NAME): New.
2821         * x86-64.h (FUNCTION_PROFILER): Kill.
2822         (MCOUNT_NAME): New.
2823         * freebsd.h (FUNCTION_PROFILER): Kill.
2824         (MCOUNT_NAME): New.
2826 2002-11-14  Jeroen Dobbelaere  <jeroen.dobbelaere@acunia.com>
2828         * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG,
2829         FUNCTION_ARG_PASS_BY_REFERENCE): Define.
2830         * config/arm/arm.c (arm_va_arg,
2831         arm_function_arg_pass_by_reference): New.
2832         * config/arm/arm-protos.h: Add prototypes.
2834 2002-11-14  Kazu Hirata  <kazu@cs.umass.edu>
2836         * gthr-single.h: Fix formatting.
2838 2002-11-14  Zack Weinberg  <zack@codesourcery.com>
2840         * tree.c (tree_vec_elt_check_failed): New function.
2841         * tree.h (TREE_VEC_ELT_CHECK): New checking macro.
2842         (TREE_VEC_ELT): Use it.
2844         * tree-inline.c (optimize_inline_calls): Don't copy a
2845         zero-length vector.
2847 2002-11-14  Gabriel Dos Reis  <gdr@integrable-solutions.net>
2849         * diagnostic.c (sorry): Don't repeat "sorry, unimplemented" text.
2851 2002-11-14  Jakub Jelinek  <jakub@redhat.com>
2853         * varasm.c (output_addressed_constants) [MINUS_EXPR]: Clear reloc if
2854         both operands contain local relocations.
2855         (categorize_decl_for_section): Don't use mergeable sections if
2856         initializer has any relocations.
2858 2002-11-14  Kazu Hirata  <kazu@cs.umass.edu>
2860         * gthr-vxworks.h: Fix formatting.
2862 2002-11-13  Janis Johnson  <janis187@us.ibm.com>
2864         * doc/install.texi (Testing): Document extra Java testing.
2865         * doc/sourcebuild.texi (Test Suites): Document libgcj testing.
2867 2002-11-13  John David Anglin  <dave@hiauly1.hia.nrc.ca>
2869         * pa64-hpux.h (LINK_SPEC): Move "+Accept TypeMismatch" switch to the
2870         beginning of the spec.
2871         (LDD_SUFFIX, PARSE_LDD_OUTPUT): Delete.
2872         (LD_INIT_SWITCH, LD_FINI_SWITCH): Define but don't enable.  Add comment
2873         regarding problems with global constructors when using GNU ld.
2875 2002-11-13  Kazu Hirata  <kazu@cs.umass.edu>
2877         * gthr-solaris.h: Fix formatting.
2879 2002-11-13  Kazu Hirata  <kazu@cs.umass.edu>
2881         * gthr-posix.h: Fix formatting.
2883 2002-11-12  Devang Patel <dpatel@apple.com>
2884         * gcc.c (display_help): Two new options -Xpreprocessor and -Xassembler.
2885         (process_command): Same.
2886         * doc/invoke.texi: Info about these two new options.
2888 2002-11-12  Kazu Hirata  <kazu@cs.umass.edu>
2890         * config/h8300/h8300.md (*andorsi3): New.
2892 2002-11-12  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>
2894         * doc/install.texi (powerpc-*-linux-gnu*): Update binutils requirement.
2896 2002-11-12  Kazu Hirata  <kazu@cs.umass.edu>
2898         * config/h8300/h8300.c (tiny_constant_address_p): Parenthesize
2899         expressions appropriately.
2901 2002-11-12  Kazu Hirata  <kazu@cs.umass.edu>
2903         * gthr-win32.h: Fix formatting.
2905 2002-11-12  Kazu Hirata  <kazu@cs.umass.edu>
2907         * config/h8300/h8300.c (single_one_operand): Correctly compute
2908         mask when mode is SImode.
2909         (single_zero_operand): Likewise.
2910         * config/h8300/h8300.md (two new anonymous insns): New.
2912 2002-11-12  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
2914         * doc/contrib.texi (Contributors): Use GCJ instead of gcj to refer
2915         to that entire project.
2917 2002-11-12  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
2919         * config/mips/t-iris6 (MULTILIB_OSDIRNAMES): Restore old
2920         directories.
2922 2002-11-11  Zack Weinberg  <zack@codesourcery.com>
2924         * params.def (ggc-min-expand, ggc-min-heapsize): New parameters.
2925         * doc/invoke.texi: Document them.
2927         * ggc-page.c: Include params.h.  Remove definitions of
2928         GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED.  Replace
2929         GGC_POISON with ENABLE_GC_CHECKING in ifdefs, delete #define.
2930         (init_gcc): Don't set G.allocated_last_gc here.
2931         (ggc_collect): Use PARAM_VALUE (GGC_MIN_HEAPSIZE) and
2932         PARAM_VALUE (GGC_MIN_EXPAND) to decide whether or not to
2933         perform collection.
2934         * ggc-simple.c: Similarly.
2935         * Makefile.in (ggc-common.o, ggc-simple.o): Add $(PARAMS_H) to
2936         dependencies.
2938 2002-11-11  Kazu Hirata  <kazu@cs.umass.edu>
2940         * gthr-dce.h: Fix formatting.
2942 2002-11-11  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>
2944         PR c/8467
2945         * stmt.c (tail_recursion_args): Handle DECL_MODE differing from the
2946         mode of DECL_RTL case.
2948 2002-11-11  Janis Johnson  <janis187@us.ibm.com>
2950         * doc/contrib.texi: Merge in the list from the libstdc++ web pages.
2952 Mon Nov 11 12:06:08 CET 2002  Jan Hubicka  <jh@suse.cz>
2954         * i386.c (construct_container): Fix handling of SSE_CLASS.
2956 2002-11-10  Joel Sherrill <joel@gcc.gnu.org>
2958         * config/m68k/t-crtstuff (crti.o): Use this...
2959         ($(T)crti.o): ... instead.
2960         (crtn.o): Use this...
2961         ($(T)crtn.o): ... instead.
2963 2002-11-10  Eric Botcazou  <ebotcazou@libertysurf.fr>
2965         PR c/8439
2966         * recog.c (validate_replace_rtx_1) [PLUS]: Simplify only
2967         if there is something new to be simplified.
2969 2002-11-10  H.J. Lu <hjl@gnu.org>
2971         * calls.c (PUSH_ARGS_REVERSED): Define only if not defined.
2972         * expr.c (PUSH_ARGS_REVERSED): Likewise.
2974         * config/i386/i386.h (PUSH_ARGS_REVERSED): Set to 1.
2976 2002-11-10  Zack Weinberg  <zack@codesourcery.com>
2978         * config/rs6000/sysv4.h: Define NO_IMPLICIT_EXTERN_C here...
2979         * config/rs6000/linux.h, config/rs6000/linux64.h,
2980         config/rs6000/windiss.h: ... not here.
2982 2002-11-10  Jason Thorpe  <thorpej@wasabisystems.com>
2984         * config/mips/netbsd.h (TARGET_OS_CPP_BUILTINS): Define
2985         __ABICALLS__ if TARGET_ABICALLS.
2987 Sun Nov 10 18:49:21 CET 2002  Jan Hubicka  <jh@suse.cz>
2989         * i386.h (MIN_UNITS_PER_WORD): Define to 8 for x86-64 libgcc.
2991 2002-11-10  Joseph S. Myers  <jsm@polyomino.org.uk>
2993         * c-decl.c (grokdeclarator): Make error for duplicate type
2994         qualifiers into a pedwarn, disabled for C99.
2996 2002-11-10  Hans-Peter Nilsson  <hp@bitrange.com>
2998         * config/mmix/mmix.h (FUNCTION_ARG_CALLEE_COPIES): Define the same
2999         as FUNCTION_ARG_PASS_BY_REFERENCE.
3001 2002-11-09  Zack Weinberg  <zack@codesourcery.com>
3003         * doc/install.texi: Add *-*-vxworks* specific installation
3004         instructions.
3006         * config/vxlib.c: Rewrite using generation numbers to identify
3007         valid TSD keys.
3009 Sat Nov  9 00:10:54 CET 2002  Jan Hubicka  <jh@suse.cz>
3011         * i386.c (x86_machine_dependent_reorg): Fix even more side cases.
3013 2002-11-09  John David Anglin  <dave@hiauly1.hia.nrc.ca>
3015         * pa.h (STARTING_FRAME_OFFSET): Change offset for TARGET_64BIT to 16.
3017         * config.gcc (hppa*64*-*-linux*): Shorten lines in tm_file define.
3018         (hppa*64*-*-hpux11*): Likewise.  Use elfos.h with gas.
3019         * pa.c (output_millicode_call): Use symbol difference rather than
3020         $PIC_pcrel$0 when using HP assembler.
3021         * pa64-hpux.h (TARGET_GAS): Define to 1 or 0 depending on whether or
3022         not elfos.h (i.e., gas) is being used.
3023         (ASM_FILE_START, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
3024         DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_COMMON,
3025         ASM_OUTPUT_ALIGNED_LOCAL, GLOBAL_ASM_OP, ASM_DECLARE_FUNCTION_NAME,
3026         ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL,
3027         ASM_OUTPUT_INTERNAL_LABEL, ASM_GENERATE_INTERNAL_LABEL): Define when
3028         using elfos.h.
3029         (TARGET_ASM_GLOBALIZE_LABEL): Undefine when using elfos.h.
3030         (DWARF2_ASM_LINE_DEBUG_INFO): Delete.
3031         (ASM_FILE_START): Add standard .SPACE and .SUBSPA defines when not
3032         using elfos.h.
3033         (TEXT_SECTION_ASM_OP, READONLY_DATA_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
3034         BSS_SECTION_ASM_OP): New HP style defines when not using elfos.h.
3035         (TARGET_ASM_NAMED_SECTION, MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL):
3036         Don't define when not using elfos.h.
3037         (ASM_DECLARE_RESULT): Don't define.
3038         * doc/install.texi (hppa*-hp-hpux*): Remove statement that HP assembler
3039         doesn't work on hppa64-hp-hpux11.
3040         (hppa*-hp-hpux11): Update.
3042 2002-11-09  Jason Thorpe  <thorpej@wasabisystems.com>
3044         * config/mips/netbsd.h (SUBTARGET_ASM_SPEC): Don't pass -KPIC
3045         to the assembler if -mno-abicalls was specified.
3047 2002-11-09  John David Anglin  <dave@hiauly1.hia.nrc.ca>
3049         * pa-linux.h (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
3050         ASM_OUTPUT_DEF): Delete.
3052 2002-11-09  Neil Booth  <neil@daikokuya.co.uk>
3054         * c-opts.c (COMMAND_LINE_OPTIONS): Fix -Wimplicit.
3056 2002-11-08  Roger Sayle  <roger@eyesopen.com>
3058         * real.c (real_sqrt): Update comment with bibliographic reference.
3060 Fri Nov  8 13:33:58 CET 2002  Jan Hubicka  <jh@suse.cz>
3062         * i386.md (sse_loadss, sse2_loadsd): Fix expander.
3064 Fri Nov  8 13:25:41 CET 2002  Jan Hubicka  <jh@suse.cz>
3066         * i386.c (x86_machine_dependent_reorg): Fix handling of empty functions.
3068 Fri Nov  8 13:01:42 CET 2002  Jan Hubicka  <jh@suse.cz>
3070         * builtins.c (expand_builtin_mathfn): Handle floor/ceil/trunc/round/nearbyint
3071         (expand_builtin): Likewise.
3072         * builtins.def: Add
3073         __builtin_floor, __builtin_floorf, __builtin_floorl
3074         __builtin_ceil, __builtin_ceilf, __builtin_ceill
3075         __builtin_round, __builtin_roundf, __builtin_roundl
3076         __builtin_trunc, __builtin_truncf, __builtin_truncl
3077         __builtin_nearbyint, __builtin_nearbyintf, __builtin_nearbyintl.
3078         * genopinit.c (optabs): Initialize the new optabs.
3079         * optab.c (init_optabs): Likewise.
3080         * optabs.h (optab_index): Add OTI_floor, OTI_ceil, OTI_trunc,
3081         OTI_round, OTI_nearbyint.
3082         (floor_optab, ceil_optab, trunc_optab, round_optab, nearbyint_optab): New.
3083         * doc/md.texi: Document new named patterns.
3084         * doc/extend.texi (builtin functions)  Document
3085         floor, floorf, floorl, ceil, ceilf,
3086         ceill, round, roundf, roundl, trunc,
3087         truncf, truncl, nearbyint, nearbyintf, nearbyintl.
3089 Fri Nov  8 11:36:11 CET 2002  Jan Hubicka  <jh@suse.cz>
3091         * i386.md (sse_movdfcc, sse_movsfcc): Fix typo in previous patch.
3093 2002-11-08  Dale Johannesen  <dalej@apple.com>
3095         * dbxout.c (dbxout_type):  Fix stabs info for vector types.
3097 2002-11-08  Neil Booth  <neil@daikokuya.co.uk>
3099         PR preprocessor/8497
3100         PR preprocessor/8501
3101         * cpptrad.c (scan_out_logical_line): A '#' from a macro doesn't
3102         start a directive.  In assembler, #NUM is not a line directive.
3104 2002-11-08  Neil Booth  <neil@daikokuya.co.uk>
3106         * cppmain.c (cpp_preprocess_file): Loop to pop any -included
3107         buffers.
3109 2002-11-08  Kazu Hirata  <kazu@cs.umass.edu>
3111         * config/h8300/h8300.md (two anonymous test insns): New.
3113 Fri Nov  8 11:20:19 CET 2002  Jan Hubicka  <jh@suse.cz>
3115         * jump.c (mark_jump_label): Handle subregs of label_refs.
3117 Thu Nov  7 21:54:22 CET 2002  Jan Hubicka  <jh@suse.cz>
3119         * i386.md (sse_movdfcc, sse_movsfcc): Avoid overactive matching.
3120         * i386.c (ix86_expand_fp_movcc): Match the reversed cases.
3122 2002-11-07  David Mosberger  <davidm@hpl.hp.com>
3124         * config/ia64/crtend.asm: Include "auto-host.h".
3125         [HAVE_INITFINI_ARRAY]: Invoke __do_global_ctors_aux via .init_array.
3126         * config/ia64/crtbegin.asm: Similarly.
3127         * config/ia64/t-ia64 (crtbegin.o): Include from current directory.
3128         (crtend.o, crtbeginS.o, crtendS.o): Likewise.
3130         * aclocal.m4 (gcc_AC_INITFINI_ARRAY): New.
3131         * configure.in: Use it if --enable-initfini-array not specified.
3132         * doc/install.texi (Configuration): Document --enable-initfini-array.
3133         * configure, config.in: Rebuild.
3135 2002-11-07  Jason Thorpe  <thorpej@wasabisystems.com>
3137         * config/arm/arm-protos.h (arm_get_frame_size)
3138         (thumb_get_frame_size): New prototypes.
3139         * config/arm/arm.c (arm_get_frame_size)
3140         (thumb_get_frame_size): New functions.
3141         (use_return_insn, arm_output_epilogue, arm_output_function_epilogue)
3142         (arm_compute_initial_elimination_offset, arm_expand_prologue): Use
3143         arm_get_frame_size.
3144         (thumb_expand_prologue, thumb_expand_epilogue): Use
3145         thumb_get_frame_size.
3146         * config/arm/arm.h (PREFERRED_STACK_BOUNDARY): Define.
3147         (machine_function): Add frame_size member.
3148         (THUMB_INITIAL_ELIMINATION_OFFSET): Use thumb_get_frame_size.
3150 2002-11-07  Richard Earnshaw  <rearnsha@arm.com>
3152         * arm.c (bit_count): Make argument unsigned long.  Return unsigned.
3153         Adjust code to use portable unsigned bit manipulation.
3154         (insn_flags, tune_flags): Change type to unsigned.
3155         (struct processors): Make flags unsigned long.
3156         (arm_override_options): Change type of count and current_bit_count
3157         to unsigned.
3159 2002-11-07  Richard Earnshaw  <rearnsha@arm.com>
3161         * arm/elf.h (TYPE_OPERAND_FMT): Prefix type with %.
3163 Thu Nov  7 15:50:18 2002  J"orn Rennecke <joern.rennecke@superh.com>
3165         * sh.h (DWARF_FRAME_RETURN_COLUMN): Use DWARF_FRAME_REGNUM.
3167 Thu Nov  7 11:18:01 CET 2002  Jan Hubicka  <jh@suse.cz>
3169         * reg-stack.c (compensate_edge): Fix sanity check.
3171 2002-11-05  Geoffrey Keating  <geoffk@apple.com>
3173         * config.gcc: Don't create crtbegin, crtend on Darwin; do create
3174         crt2.o.  Rearrange t-darwin makefiles.
3175         * crtstuff.c [OBJECT_FORMAT_MACHO]: Delete.
3176         * unwind-dw2-fde-darwin.c: New.
3177         * unwind-dw2-fde-glibc.c: Correct comment.
3178         * unwind-dw2-fde.c (__register_frame_info_bases)
3179         [DWARF2_OBJECT_END_PTR_EXTENSION]: Clear fde_end.
3180         (classify_object_over_fdes): Use last_fde.
3181         (add_fdes): Likewise.
3182         (linear_search_fdes): Likewise.
3183         * unwind-dw2-fde.h (struct object)
3184         [DWARF2_OBJECT_END_PTR_EXTENSION]: Add fde_end field.
3185         (last_fde): New.
3186         * config/darwin.h (STARTFILE_SPEC): Include crt2.o not crtbegin.o.
3187         (ENDFILE_SPEC): No crtend.o.
3188         * config/t-darwin: New.
3189         * config/i386/t-darwin: Delete.
3190         * config/darwin-crt2.c: New.
3191         * config/rs6000/t-darwin: Delete contents duplicated in t-rs6000
3192         or config/t-darwin.
3194 2002-11-06  Douglas B Rupp  <rupp@gnat.com>
3196         * config/i386/i386-interix.h (TARGET_SUBTARGET_DEFAULT): Or
3197         MASK_MS_BITFIELD_LAYOUT
3198         (SUBTARGET_OVERRIDE_OPTIONS): Warn about and turn off
3199         MS bitfields for Objective-C.
3200         (PCC_BIT_FIELD_TYPE_TEST, GROUP_BITFIELDS_BY_ALIGN): Remove
3201         defines.
3203         * config/i386/i386.c (ix86_ms_bitfield_layout): New function.
3204         (TARGET_MS_BITFIELD_LAYOUT_P): Define to above function.
3205         (TARGET_USE_MS_BITFIELD_LAYOUT): Define.
3207         * config/i386/i386.h (MASK_MS_BITFIELD_LAYOUT: New mask.
3208         TARGET_USE_MS_BITFIELD_LAYOUT): New macro.
3209         (TARGET_SWITCHES): Add above mask.
3211         * testsuite/gcc.dg/bf-ms-layout.c: New test case.
3212         * testsuite/gcc.dg/bf-no-ms-layout.c: New test case.
3213         * testsuite/gcc.dg/i386-bitfield1.c (dg-options): Add appropriate
3214         flags for interix.
3216 Wed Nov  6 18:54:47 2002  Alexandre Oliva  <aoliva@redhat.com>
3218         * config/mips/mips.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output
3219         .gpword/.gpdword for ABI_N32 and ABI_64 too, if using the GNU
3220         assembler.
3221         * config/mips/mips.md (tablejump_internal3): Output .cpadd
3222         before jump on ABI_N32 too.
3223         (tablejump_internal4): Ditto on ABI_64.  Increase maximum
3224         length to match.
3226 Wed Nov  6 17:16:48 CET 2002  Jan Hubicka  <jh@.suse.cz>
3228         * i386.md (negsf splitter): Accept memory operand in second register.
3229         (abssf/absdf splitters): Simplify
3230         (sse_loadss, sse_loadsd): Turn into expander.
3232 2002-11-06  David Edelsohn  <edelsohn@gnu.org>
3234         PR target/8480
3235         * config/rs6000/rs6000.md (movdi_internal64): Discourage
3236         FPR to FPR moves.
3238 2002-11-06  Janis Johnson  <janis187@us.ibm.com>
3240         * doc/contrib.texi: Merge in the list from the Java web pages.
3242 2002-11-06  David O'Brien  <obrien@FreeBSD.org>
3244         * config/sparc/freebsd: Fix typo.
3246 2002-11-06  John David Anglin  <dave@hiauly1.hia.nrc.ca>
3248         * pa64-hpux.h (LDD_SUFFIX, PARSE_LDD_OUTPUT): Define.
3250 2002-11-06  Alexandre Oliva  <aoliva@redhat.com>
3252         * config/mips/mips.md (call_value_multiple_internal2): Use dla for
3253         non-SImode addresses.
3255 Tue Nov  5 14:34:36 CET 2002  Jan Hubicka  <jh@suse.cz>
3257         * i386.md (float_truncate SSE splitter): Ensure that operand is not
3258         stack register.
3259         (float SSE splitters): Reorder conditional.
3261 2002-11-05  Bob Wilson  <bob.wilson@acm.org>
3263         * config/xtensa/elf.h (LIB_SPEC): Add "-lhal".
3265 2002-11-05  John David Anglin  <dave2hiauly1.hia.nrc.ca>
3267         * pa64-hpux.h (LIB_SPEC): Fix p and pg options.
3268         (STARTFILE_SPEC): Remove p and pg options.
3270 2002-11-05  Andrew Haley  <aph@redhat.com>
3272         * fold-const.c (fold): Don't transform (a0 op compound(a1,a2))
3273         to (compound(a1,a0 op a2)) if a0 or a1 have side effects.
3275 2002-11-05  Richard Sandiford  <rsandifo@redhat.com>
3277         * config/mips/mips.h (CANNOT_CHANGE_MODE_CLASS): Move comment to...
3278         * config/mips/mips.c (mips_cannot_change_mode_class): ...here.
3280 2002-11-04  Zack Weinberg  <zack@codesourcery.com>
3282         * gthr-vxworks.h: Rewritten from scratch.
3283         * config/vxlib.c: New file.
3284         * config/t-vxworks: Add config/vxlib.c to LIB2FUNCS_EXTRA.
3285         * config/rs6000/t-vxworks: Add config/vxlib.c to
3286         LIB2FUNCS_EXTRA here too, because of clash with
3287         config/rs6000/t-ppccomm.
3289 2002-11-04  Dale Johannesen  <dalej@apple.com>
3291         * doloop.c (doloop_modify_runtime):  Fix loop count computation
3292         for unrolled loops.
3293         * loop.c (loop_invariant_p):  Support calling from unroller.
3295 2002-11-04  Ulrich Weigand  <uweigand@de.ibm.com>
3297         * config/s390/s390.c (s390_decompose_address): Use arg_pointer_rtx
3298         for comparison.
3300 2002-11-04  Aldy Hernandez  <aldyh@redhat.com>
3302         * hard-reg-set.h (REG_CANNOT_CHANGE_MODE_P): New.
3304         * config/rs6000/rs6000.h (CLASS_CANNOT_CHANGE_MODE_P): Remove.
3305         (CLASS_CANNOT_CHANGE_MODE): Remove.
3306         (CANNOT_CHANGE_MODE_CLASS): New.
3308         * config/alpha/alpha.h: Same.
3310         * config/ia64/ia64.h: Same.
3312         * config/mips/mips.h: Same.
3314         * config/s390/s390.h: Same.
3316         * config/sh/sh.h: Same.
3318         * config/pa/pa64-regs.h: Same.
3320         * config/sh/sh-protos.h (sh_cannot_change_mode_class): Add prototype.
3322         * config/sh/sh.c (sh_cannot_change_mode_class): New.
3324         * config/mips/mips-protos.h (mips_cannot_change_mode_class): Add
3325         prototype.
3327         * config/mips/mips.c (mips_cannot_change_mode_class): New.
3329         * doc/tm.texi (Register Classes): Remove
3330         CLASS_CANNOT_CHANGE_MODE and CLASS_CANNOT_CHANGE_MODE_P.
3331         Document CANNOT_CHANGE_MODE_CLASS.
3333         * reload.c (push_reload): Use CANNOT_CHANGE_MODE_CLASS.
3334         (push_reload): Same.
3336         * simplify-rtx.c (simplify_subreg): Same.
3338         * reload1.c (choose_reload_regs): Same.
3340         * recog.c (register_operand): Same.
3342         * regrename.c (mode_change_ok): Change to use new
3343         CANNOT_CHANGE_MODE_CLASS infrastructure.
3345         * regclass.c (cannot_change_mode_set_regs): New.
3346         Declare subregs_of_mode.
3347         (regclass): Use subregs_of_mode.
3348         Remove references to reg_changes_mode.
3349         (init_reg_sets_1): Remove class_can_change_mode and
3350         reg_changes_mode code.
3351         (invalid_mode_change_p): New.
3352         (dump_regclass): Use invalid_mode_change_p instead of
3353         class_can_change_mode.
3354         (regclass): Same.
3355         (record_operand_costs): Do not set reg_changes_mode.
3357         * local-alloc.c (struct qty): Remove changes_mode field.
3358         (alloc_qty): Remove changes_mode initialization.
3359         (update_qty_class): Remove set of changes_mode.
3360         (find_free_reg): Use subregs_of_mode.
3362         * global.c (find_reg): Use subregs_of_mode info.
3364         * rtl.h (cannot_change_mode_set_regs): New prototype.
3365         (invalid_mode_change_p): Same.
3366         (REG_CANNOT_CHANGE_MODE_P): New macro.
3368         * flow.c (mark_used_regs): Calculate subregs_of_mode.  Remove
3369         REG_CHANGES_MODE.
3370         (life_analysis): Clear subregs_of_mode.
3372         * combine.c (subst): Pass class to CLASS_CANNOT_CHANGE_MODE_P.
3373         Remove use of CLASS_CANNOT_CHANGE_MODE.
3374         (simplify_set): Same.
3375         (gen_lowpart_for_combine): Calculate subregs_of_mode.  Remove
3376         REG_CHANGES_MODE.
3378         * regs.h: Add extern for subregs_of_mode;
3379         Include hard-reg-set and basic-block.
3380         (REG_CHANGES_MODE): Delete.
3382 2002-11-03  Roger Sayle  <roger@eyesopen.com>
3384         * real.c (real_sqrt): New function to calculate square roots.
3385         * real.h (real_sqrt): Add function prototype.
3386         * builtins.c (fold_builtin): Fold sqrt of constant argument.
3387         * simplify-rtx.c (simplify_unary_operation): Simplify sqrt
3388         of constant argument.
3390 2002-11-03  John David Anglin  <dave@hiauly1.hia.nrc.ca>
3392         * jump.c (never_reached_warning): Don't set contains_insn until the
3393         first line note is seen.
3395 2002-11-03  David Edelsohn  <edelsohn@gnu.org>
3397         * config/rs6000/rs6000.md (movti_string): Use string instructions.
3399 2002-11-03  Roger Sayle  <roger@eyesopen.com>
3401         PR c/7128
3402         * c-typeck.c (c_expand_asm_operands): Defend against
3403         error_mark_nodes in the output argument to avoid ICE.
3405 2002-11-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
3407         PR middle-end/8408
3408         * genrecog.c (preds): Handle ADDRESSOF.
3409         (validate_pattern): Mark it as an lvalue.
3411 2002-11-02  David Edelsohn  <edelsohn@gnu.org>
3413         * config/rs6000/rs6000.c (rs6000_override_options): Use string
3414         instructions when optimizing for size.
3416 2002-11-02  Kazu Hirata  <kazu@cs.umass.edu>
3418         * config/h8300/h8300.h: Fix comment typos.
3419         * config/h8300/h8300.md: Likewise.
3420         * config/h8300/lib1funcs.asm: Likewise.
3422 2002-11-02  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
3424         Revert this change:
3426         *doc/install.texi (Installing GCC: Configuration): Clarify
3427         the only supported ways to configure gcc.
3429 2002-11-01  Kazu Hirata  <kazu@cs.umass.edu>
3431         * config/h8300/h8300.md (anonymous and:QI pattern): Use 'n'
3432         instead of 'O' for the constraint for the second operand.
3434 2002-11-01  Mark Mitchell  <mark@codesourcery.com>
3436         PR c++/8391
3437         * toplev.c (rest_of_compilation): Do not refuse to output code for
3438         an inline function in a local class.
3440 2002-11-01  David O'Brien  <obrien@FreeBSD.org>
3442         * config/sparc/freebsd.h (CPP_CPU64_DEFAULT_SPEC): Define __arch64__.
3443         (TRANSFER_FROM_TRAMPOLINE): Reformat.
3444         Add comment.
3446 2002-11-01  Kazu Hirata  <kazu@cs.umass.edu>
3448         * config/h8300/h8300.h (CAN_ELIMINATE): Simplify.
3450 2002-11-01  Toshiyasu Morita  <toshiyasu.morita@hsa.hitachi.com>
3452         * config/h8300/h8300.h (OPTIMIZATION_OPTIONS): New.
3454 2002-11-01  Steve Ellcey  <sje@cup.hp.com>
3456         * config/ia64/ia64.h (MASK_INLINE_DIV_LAT): Remove.
3457         (MASK_INLINE_DIV_THR): Remove.
3458         (TARGET_INLINE_DIV_LAT): Remove.
3459         (TARGET_INLINE_DIV_THR): Remove.
3460         (TARGET_INLINE_DIV): Remove.
3461         (MASK_INLINE_FLOAT_DIV_LAT): New macro.
3462         (MASK_INLINE_FLOAT_DIV_THR): New macro.
3463         (MASK_INLINE_INT_DIV_LAT): New macro.
3464         (MASK_INLINE_INT_DIV_THR): New macro.
3465         (TARGET_INLINE_FLOAT_DIV_LAT): New macro.
3466         (TARGET_INLINE_FLOAT_DIV_THR): New macro.
3467         (TARGET_INLINE_INT_DIV_LAT): New macro.
3468         (TARGET_INLINE_INT_DIV_THR): New macro.
3469         (TARGET_INLINE_FLOAT_DIV): New macro.
3470         (TARGET_INLINE_INT_DIV): New macro.
3471         * config/ia64/ia64.md (divsi3): Change to use new macros.
3472         (modsi3): Ditto.
3473         (udivsi3): Ditto.
3474         (umodsi3): Ditto.
3475         (divsi3_internal): Ditto.
3476         (divdi3): Ditto.
3477         (moddi3): Ditto.
3478         (udivdi3): Ditto.
3479         (umoddi3): Ditto.
3480         (divdi3_internal_lat): Ditto.
3481         (divdi3_internal_thr): Ditto.
3482         (divsf3): Ditto.
3483         (divsf3_internal_lat): Ditto.
3484         (divsf3_internal_thr): Ditto.
3485         (divdf3): Ditto.
3486         (divdf3_internal_lat): Ditto.
3487         (divdf3_internal_thr): Ditto.
3488         (divtf3): Ditto.
3489         (divtf3_internal_lat): Ditto.
3490         (divtf3_internal_thr): Ditto.
3491         * config/ia64/ia64.c (ia64_override_options): Change
3492         to check new macros for conflicts in settings.
3493         * doc/invoke.texi (-minline-divide-min-latency): Remove.
3494         (-minline-divide-max-throughput): Remove.
3495         (-minline-float-divide-min-latency): New.
3496         (-minline-float-divide-max-throughput): New.
3497         (-minline-int-divide-min-latency): New.
3498         (-minline-int-divide-max-throughput): New.
3500 2002-11-01  Richard Earnshaw  (rearnsha@arm.com)
3502         PR target/7856
3503         * arm.c (use_return_insn): Don't use a return insn if there are
3504         saved integer regs, but LR is not one of them.
3506 Fri Nov  1 10:33:15 CET 2002  Jan Hubicka  <jh@suse.cz>
3508         * expr.c (emit_move_insn):  Use SCALAR_FLOAT_MODE_P
3509         * machmode.h (SCALAR_FLOAT_MODE_P): New macro.
3511 Thu Oct 31 18:20:50 CET 2002  Jan Hubicka  <jh@suse.cz>
3513         * i386.md (sse_loadss, sse_loadsd):  Canonicalize; add expander
3514         (movps, movpd splitters): Use canonical form.
3515         (movv2di): Fix merge problem.
3517 Thu Oct 31 16:22:31 CET 2002  Jan Hubicka  <jh@suse.cz>
3519         * i386.md (negdf2_ifs_rex64): Don't allow GPR operand.
3521 2002-10-31  Nathanael Nerode  <neroden@gcc.gnu.org>
3523         PR optimization/6162
3524         * doc/md.texi: Document restriction on commutative operand
3525         specification.
3527 2002-10-31  Eric Christopher  <echristo@redhat.com>
3529         * explow.c (convert_memory_address): Use shallow_copy_rtx.
3531 2002-10-31  Steve Ellcey  <sje@cup.hp.com>
3533         * expmed.c (store_bit_field): Check FUNCTION_ARG_REG_LITTLE_ENDIAN.
3535 2002-10-31  Steve Ellcey  <sje@cup.hp.com>
3537         * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Set for non-floats.
3539 Thu Oct 31  Dale Johannesen  <dalej@apple.com>
3541         * config/rs6000/darwin.h:  Correct formatting in previous.
3543 Thu Oct 31  Dale Johannesen  <dalej@apple.com>
3545         * config/rs6000/darwin.h:  Enable -falign-xxx options.
3547 Thu Oct 31 18:08:00 CET 2002  Jan Hubicka  <jh@suse.cz>
3549         * i386.c (override_options): Set defaults for flag_omit_frame_pointer,
3550         flag_asynchronous_unwind_tables, flag_pcc_struct_return.
3551         * i386.c (optimization_options): Set flag_omit_frame_pointer,
3552         flag_asynchronous_unwind_tables, flag_pcc_struct_return to 2.
3553         Do not clear -momit-leaf-frame-pointer when profiling.
3554         (ix86_frame_pointer_required): Frame pointer is always required when
3555         profiling.
3557 Thu Oct 31 16:09:44 CET 2002  Jan Hubicka  <jh@suse.cz>
3559         * i386.md (negdf2_ifs_rex64): Don't allow GPR operand.
3561 Thu Oct 31 12:45:55 2002  J"orn Rennecke <joern.rennecke@superh.com>
3563         * sh.h (binary_logical_operator): Declare.
3564         * sh.c (binary_logical_operator): New function.
3565         * sh.md (xordi3+1): New combiner splitter pattern.
3567 2002-10-31  David O'Brien  <obrien@FreeBSD.org>
3569         * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Define
3570         __enable_execute_stack function.
3572 2002-10-30  Zack Weinberg  <zack@codesourcery.com>
3574         * gthr.h, gthr-dce.h, gthr-posix.h, gthr-rtems.h,
3575         gthr-solaris.h, gthr-win32.h: Remove __gthread_key_dtor.
3576         * unwind-sjlj.c (fc_key_dtor): Delete.
3577         (fc_key_init): Adjust __gthread_key_create call to match.
3579 2002-10-30  Aldy Hernandez  <aldyh@redhat.com>
3581         * c-common.c: Add GTY to vector_type_node_list.
3583 2002-10-30  John David Anglin  <dave@hiauly.hia.nrc.ca>
3585         * pa-linux.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
3586         * pa-protos.h (attr_length_millicode_call, attr_length_call,
3587         pa_init_machine_status): Declare new global functions.
3588         * pa.c (void copy_fp_args, length_fp_args, get_plabel): Declare and
3589         implement new functions.
3590         (attr_length_millicode_call, attr_length_call): Implement.
3591         (total_code_bytes): Change type to long.
3592         (pa_output_function_prologue): Compute total_code_bytes on TARGET_64BIT.
3593         Reset counter if flag_function_sections.
3594         (output_deferred_plabels): Set output alignment to 3 for TARGET_64BIT.
3595         (output_cbranch): Move call to gen_label_rtx.
3596         (output_millicode_call): Rewrite adding long TARGET_64BIT call, expose
3597         delay slot in all variants, shorten pc-relative calls.
3598         (output_call): Rewrite adding long TARGET_64BIT call, improved delay
3599         slot usage and exposure, various new call variants, and shortened
3600         sequences for some variants on TARGET_PA_20.
3601         Miscellaneous format changes.
3602         * pa.h (total_code_bytes): Change type to long.
3603         (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_LONG_ABS_CALL,
3604         TARGET_LONG_PIC_SDIFF_CALL, TARGET_LONG_PIC_PCREL_CALL): Define.
3605         (TARGET_SWITCHES): Add "-mlong-calls" and "-mno-long-calls" options.
3606         (EXTRA_CONSTRAINT, GO_IF_LEGITIMATE_ADDRESS,
3607         LEGITIMIZE_RELOAD_ADDRESS): Don't use long floating point loads and
3608         stores on TARGET_ELF32.
3609         *pa.md (define_delay): Allow insns in delay on TARGET_PORTABLE_RUNTIME.
3610         (unnamed patterns for mulsi3, divsi3, udivsi3, modsi3, umodsi3 and
3611         canonicalize_funcptr_for_compare expanders): Calculate attribute length
3612         attr_length_millicode_call().
3613         (call_internal_symref, call_value_internal_symref): Clobber register 1.
3614         Calculate attribute length using attr_length_call().
3615         (call_internal_reg_64bit, call_value_internal_reg_64bit): Move gp load
3616         to delay slot.
3617         (sibcall, sibcall_value): Rewrite.
3618         (sibcall_internal_symref, sibcall_value_internal_symref): Clobber
3619         register 1.  Use attr_length_call().
3620         (sibcall_internal_symref_64bit, sibcall_value_internal_symref_64bit):
3621         New patterns.
3622         (unamed pattern for canonicalize_funcptr_for_compare): Rewrite.
3623         * som.h (MEMBER_TYPE_FORCES_BLK): Define.
3624         * t-pa64 (TARGET_LIBGCC2_CFLAGS): Add "-mlong-calls".
3625         * doc/invoke.texi (mlong-calls): Document.
3627 2002-10-30  Roger Sayle  <roger@eyesopen.com>
3629         * fold-const.c (fold_binary_op_with_conditional_arg):  Improve
3630         handling of cases where one or both branches of the conditional
3631         have void type, i.e. throw an exception or don't return.
3632         (fold): Only apply (and undo) type conversion to the non-void
3633         branches of a COND_EXPR.
3635 2002-10-30  Mark Mitchell  <mark@codesourcery.com>
3637         PR c++/8333
3638         * varasm.c (asm_output_aligned_bss): Do not call
3639         ASM_GLOBALIZE_LABEL.
3641 2002-10-30  David Edelsohn  <edelsohn@gnu.org>
3642             Torbjorn Granlund  <tege@swox.com>
3644         * config/rs6000/rs6000.md (load_toc_v4_PIC_1): Use preferred form
3645         for addressibility.
3646         (load_toc_v4_PIC_1b): Same.
3648 2002-10-30  Kazu Hirata  <kazu@cs.umass.edu>
3650         * config/h8300/h8300.c (h8300_eightbit_constant_address_p):
3651         Truncate the addresses for H8/300 using HImode.
3653 Tue Oct 29 23:28:10 CET 2002  Jan Hubicka  <jh@suse.cz>
3655         * i386.md (negdf splitter): Fix construction of the constant.
3657 Tue Oct 29 20:47:06 CET 2002  Jan Hubicka  <jh@suse.cz>
3659         * i386.md (negsf, negdf): Reorganize to use vector modes
3660         for SSE variants.
3661         (abssf, absdf): Use force_reg.
3662         (movv4sf, movv2df): New splitters.
3663         * i386.h (PREDICATE_CODES): add zero_extended_scalar_load_operand
3664         * i386.c (zero_extended_scalar_load_operand
3666         * i386-protos.h (ix86_expand_call): Update prototype.
3667         * i386.c (ix86_function_ok_for_sibcall): Handle 64bit
3668         (ix86_expand_call): Use r11 for indirect sibcalls.
3669         * i386.md (call, call_value, untyped_call, call_value_pop):
3670         update x86_expand_call call.
3671         (sibcall, sibcall_value): new patterns
3672         (call_rex64, call_value_rex64): Do not accept sibcalls.
3673         (sibcall_rex64, sibcall_value_rex64,
3674         sibcall_rex64_v, sibcall_value_rex64_v): New.
3676 Tue Oct 29 15:37:39 CET 2002  Jan Hubicka  <jh@suse.cz>
3678         * toplev.c (rest_of_compilation): Reorganize way reg_scan is called
3679         before final pass.
3681 2002-10-29  Hans-Peter Nilsson  <hp@bitrange.com>
3683         * toplev.c (rest_of_type_compilation): Return early in case of
3684         errors.
3685         (check_global_declarations): Don't call debug_hooks->global_decl
3686         in case of errors.
3688 2002-10-28  Andreas Bauer  <baueran@in.tum.de>
3690         * doc/c-tree.texi (Tree overview): Fix typos.
3692 2002-10-29  Phil Edwards  <pme@gcc.gnu.org>
3694         * Makefile.in (gnucompare*):  Only record bad comparisons
3695         if there really was a bad comparison.
3697 Tue Oct 29 19:32:16 CET 2002  Jan Hubicka  <jh@suse.cz>
3699         * i386.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'H'
3700         * i386.md (movsf*, movdf*): Use 'C' instead of 'H'
3701         * md.texi (machine dependent constraints): Document 'C'
3703         * simplify-rtx.c (simplify_subreg): Fix const_int->vector subregging.
3705         * i386.c (ix86_expand_vector_move): Fix.
3707         * i386.c (ix86_expand_builtin): Use sse2_maskmovdqu_rex64.
3708         * i386.md (sse2_maskmovdqu_rex64): New pattern
3710         PR target/8322
3711         * xmmintrin.h (_mm_stream_pi, _mm_stream_pd): Fix cast.
3712         (ix86_init_mmx_sse_builtins): Fix type.
3714 2002-10-29  Jason Thorpe  <thorpej@wasabisystems.com>
3716         * gthr-posix.h: Include <unistd.h> for feature tests.
3717         (sched_get_priority_max, sched_get_priority_min)
3718         (pthread_getschedparam, pthread_setschedparam): Only use
3719         if _POSIX_THREAD_PRIORITY_SCHEDULING is defined.
3720         (__gthread_objc_thread_set_priority): Don't treat all nonzero
3721         returns from sched_get_priority_max and sched_get_priority_min
3722         as an error.
3724 2002-10-29  Kazu Hirata  <kazu@cs.umass.edu>
3726         * config/h8300/h8300.h (TARGET_DEFAULT): Make it
3727         MASK_QUICKCALL.
3729 2002-10-29  Kazu Hirata  <kazu@cs.umass.edu>
3731         * config/h8300/h8300.c (h8300_eightbit_constant_address_p): New.
3732         (h8300_tiny_constant_address_p): Likewise.
3733         * config/h8300/h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): Use
3734         h8300_eightbit_constant_address_p.
3735         (TINY_CONSTANT_ADDRESS_P): Use h8300_tiny_constant_address_p.
3736         * config/h8300/h8300-protos.h: Add the prototypes for the two
3737         new functions.
3739 2002-10-29  Kazu Hirata  <kazu@cs.umass.edu>
3741         * reload1.c (update_eliminables): Unconditionally check if
3742         frame_pointer_needed has changed.
3744 Tue Oct 29 15:37:39 CET 2002  Jan Hubicka  <jh@suse.cz>
3746         * toplev.c (rest_of_compilation): Reorganize way reg_scan is called
3747         before final pass.
3749 2002-10-29  Eric Botcazou  <ebotcazou@libertysurf.fr>
3751         PR optimization/8334
3752         * expr.c (expand_expr) [PLUS]: Don't use simplify_binary_operation;
3753         check for zero operands explicitly.
3755 2002-10-29  Richard Sandiford  <rsandifo@redhat.com>
3757         * config/mips/mips.md (extv, extzv, insv): Set size of referenced
3758         memory after adjusting to BLKmode.
3760 2002-10-29  Kazu Hirata  <kazu@cs.umass.edu>
3762         * config/h8300/h8300.h (MASK_*): New.
3763         (TARGET_*): Use MASK_*.
3765 2002-10-28  Zack Weinberg  <zack@codesourcery.com>
3767         * config.gcc (*-*-vxworks, powerpc-wrs-vxworks*): New stanzas.
3768         * config/t-vxworks, config/vxworks.h, config/rs6000/t-vxworks,
3769         config/rs6000/vxworks.h: New files.
3770         * config/rs6000/sysv4.h: Rip out -mvxworks and all related code.
3772         * config.gcc (alpha*-*-vxworks*, arm-*-vxworks*,
3773         i?86-wrs-vxworks*, i960-wrs-vxworks* [all],
3774         m68k-wrs-vxworks*, mips-wrs-vxworks, powerpc-wrs-vxworks*,
3775         powerpcle-wrs-vxworks*, sparc*-wrs-vxworks* [all],
3776         sparc-*-vxsim*): Delete stanzas.
3777         * gthr-vxworks.h: Rip out all substantive code and just
3778         include gthr-single.h.
3780         * config/alpha/vxworks.h, config/arm/vxarm.h,
3781         config/i386/vxi386.h, config/i960/t-vxworks960,
3782         config/i960/vx960-coff.h, config/i960/vx960.h,
3783         config/m68k/t-vxworks68, config/m68k/vxm68k.h,
3784         config/mips/vxworks.h, config/rs6000/vxppc.h,
3785         config/sparc/t-vxsparc, config/sparc/t-vxsparc64,
3786         config/sparc/vxsim.h, config/sparc/vxsparc.h,
3787         config/sparc/vxsparc64.h: Delete files.
3789 2002-10-28  Jason Thorpe  <thorpej@wasabisystems.com>
3791         * config.gcc (*-*-netbsd*): Add NETBSD_ENABLE_PTHREADS to
3792         tm_defines if pthreads are enabled.
3793         * config/netbsd.h (LIB_SPEC): Only support the -pthread option
3794         if NETBSD_ENABLE_PTHREADS is defined.
3796 2002-10-28  Kazu Hirata  <kazu@cs.umass.edu>
3798         * ChangeLog.1: Fix typos.
3799         * cse.c: Fix a comment typo.
3800         * reload1.c: Likewise.
3802 2002-10-27  Hans-Peter Nilsson  <hp@bitrange.com>
3804         * fixinc/inclhack.def (libc1_G_va_list): Correct test_text.
3805         * fixinc/tests/base/_G_config.h: New file.
3807 2002-10-27  Kazu Hirata  <kazu@cs.umass.edu>
3809         * combine.c: Fix comment formatting.
3810         * loop.c: Likewise.
3811         * real.c: Likewise.
3812         * regclass.c: Likewise.
3813         * regmove.c: Likewise.
3814         * regrename.c: Likewise.
3815         * reg-stack.c: Likewise.
3816         * reload1.c: Likewise.
3817         * reload.c: Likewise.
3818         * reload.h: Likewise.
3819         * unroll.c: Likewise.
3821 2002-10-27  Kazu Hirata  <kazu@cs.umass.edu>
3823         * reload1.c (reload): Fix a comment typo.
3825 Sun Oct 27 10:15:24 CET 2002  Jan Hubicka  <jh@suse.cz>
3827         * linux64.h (DEFAULT_PCC_STRUCT_RETURN):  Define.
3829 2002-10-27  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
3831         * Makefile.in (dwarf2out.o): Add dependendcy on hashtab.h.
3832         * dwarf2out.c: Include hashtab.h.
3833         (is_main_source): New static variable.
3834         (attr_checksum, die_checksum): Modified to handle die references.
3835         (same_loc_p, same_dw_val_p, same_attr_p, same_die_p, same_die_p_wrap,
3836         unmark_all_dies, htab_cu_hash, htab_cu_eq, htab_cu_del, check_duplicate_cu,
3837         record_comdat_symbol_number): New static functions.
3838         (output_comp_unit, compute_section_prefix, is_type_die, break_out_includes,
3839         mark_dies, unmark_dies, dwarf2out_start_source_file): Modified.
3840         * toplev.c (rest_of_decl_compilation): Call of dwarf2out_decl for type
3841         declarations added.
3843 2002-10-26  Kazu Hirata  <kazu@cs.umass.edu>
3845         * config/h8300/h8300.c (initial_offset): Change to
3846         h8300_initial_elimination_offset.
3847         * config/h8300/h8300.h (INITIAL_ELIMINATION_OFFSET): Use
3848         h8300_initial_elimination_offset.
3849         * config/h8300/h8300-protos.h: Update the prototype.
3851 2002-10-26  Hans-Peter Nilsson  <hp@bitrange.com>
3853         * config/mmix/mmix.h (LIBCALL_VALUE): Use
3854         MMIX_RETURN_VALUE_REGNUM, not MMIX_OUTGOING_RETURN_VALUE_REGNUM.
3855         (FUNCTION_VALUE_REGNO_P): Similar, but move code to...
3856         * config/mmix/mmix.c (mmix_function_value_regno_p): New.
3857         * config/mmix/mmix-protos.h: Remove needless ifdefs on TREE_CODE
3858         and RTX_CODE.
3859         (mmix_function_value_regno_p): Declare.
3861         * config/mmix/mmix.md ("fixuns_truncdfdi2"): Replace unsigned_fix,
3862         invalid for floating point mode result, with fix.
3864 Fri Oct 25 00:04:21 2002  Alexandre Oliva  <aoliva@redhat.com>
3866         * Makefile.in (GCC_FOR_TARGET): Add -L$(objdir)/../ld.
3867         (STAGE2_FLAGS_TO_PASS): Pass GCC_FOR_TARGET.
3868         (stage1_build): Likewise.
3870 2002-10-25  Mike Stump  <mrs@apple.com>
3872         Fixes gcc.dg/warn-1.c.
3873         * c-typeck.c (warn_for_assignment): Don't print argument number,
3874         if zero.
3876 Sat Oct 26 01:44:46 CEST 2002  Jan Hubicka  <jh@suse.cz>
3878         * toplev.c (dump_file_index): Add DFI_ce3.
3879         (dump_file_info): Likewise.
3880         (rest_of_compilation): Run first ifcvt pass before tracer.
3882 2002-10-25  Steve Ellcey  <sje@cup.hp.com>
3884         * config/ia64/hpux.h (BITS_BIG_ENDIAN): Remove.
3886 2002-10-25  Richard Henderson  <rth@redhat.com>
3888         * real.c (real_to_decimal): If the >1 tens reduction loop results
3889         in a negative exponent, fall into the <1 pten computation.
3891 2002-10-25  Zack Weinberg  <zack@codesourcery.com>
3893         PR middle-end/6994
3894         * c-objc-common.c (inline_forbidden_p): Can not inline
3895         functions containing structures or unions containing VLAs.
3896         * tree-inline.c (walk_tree): For all class 't' nodes, walk
3897         TYPE_SIZE and TYPE_SIZE_UNIT.
3898         (copy_tree_r): Copy types if they are variably modified.
3900 2002-10-25  Ulrich Weigand  <uweigand@de.ibm.com>
3902         * config/s390/s390.md: Remove old-style peepholes.
3904 2002-10-25  Ulrich Weigand  <uweigand@de.ibm.com>
3906         * config/s390/s390.c (s390_decompose_address): Do not range check the
3907         displacement if base or index is the argument pointer register.
3909 2002-10-24  Hans-Peter Nilsson  <hp@bitrange.com>
3911         PR other/3337
3912         PR bootstrap/6763
3913         PR bootstrap/8122
3914         * fixinc/inclhack.def (libc1_G_va_list): New fix.
3915         * fixinc/fixincl.x: Regenerate.
3916         * config/i386/linux.h: Move MD_FALLBACK_FRAME_STATE_FOR inside
3917         ifndef IN_LIBGCC2.  Wrap it together with signal.h and
3918         sys/ucontext.h inclusion in ifndef USE_GNULIBC_1.
3919         * configure.in (gcc_AC_CHECK_DECLS): Check vasprintf too.
3920         * config.in, configure: Regenerate.
3922 2002-10-24  Igor Shevlyakov <igor@microunity.com>
3924         * varasm.c (struct rtx_const): Array size 16 for V16QImode.
3926 2002-10-24  Richard Henderson  <rth@redhat.com>
3928         * config/i386/i386.c (x86_output_mi_thunk): Fix x86_64 pic jump.
3930 2002-10-24  Kazu Hirata  <kazu@cs.umass.edu>
3932         * config/h8300/h8300.c (initial_offset): Simplify by using
3933         round_frame_size.
3935 2002-10-24  Marek Michalkiewicz  <marekm@amelek.gda.pl>
3937         * doc/install.texi (avr): Update required binutils version.
3939 2002-10-24  Theodore A. Roth  <troth@openavr.org>
3941         * doc/install.texi: Point avr users at more up-to-date information.
3943 2002-10-24  Ulrich Weigand  <uweigand@de.ibm.com>
3945         * config/s390/s390.md (movdi, movsi, movhi, movqi): Add peepholes2
3946         to pull operands out of the literal pool where possible.
3948 2002-10-24  Denis Chertykov  <denisc@overta.ru>
3950         * config/avr/avr.c (init_cumulative_args): Test fntype for zero.
3952 2002-10-24  Steve Ellcey  <sje@cup.hp.com>
3954         * expr.c (convert_move): If unsignedp is less then zero there
3955         is no equivalent code.
3957 2002-10-24  Zack Weinberg  <zack@codesourcery.com>
3959         * tree.def: Delete mention of nonexistent ARRAY_TYPE fields.
3961 2002-10-24  Ulrich Weigand  <uweigand@de.ibm.com>
3963         * config/s390/s390.h: Rework comments; re-sort target macro definitions
3964         according to the sequence they are defined in the manual.
3965         (POINTER_BOUNDARY): Remove.
3967 2002-10-24  Kazu Hirata  <kazu@cs.umass.edu>
3969         * config/h8300/h8300.c (round_frame_size): Replace 8 with
3970         BITS_PER_UNIT.
3972 2002-10-24  Kazu Hirata  <kazu@cs.umass.edu>
3974         * config/h8300/h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): Make it
3975         64-bit safe.
3976         (TINY_CONSTANT_ADDRESS_P): Likewise.
3978 2002-10-24  Richard Henderson  <rth@redhat.com>
3980         * config/ia64/ia64.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): True.
3981         (ia64_output_mi_thunk): Rewrite to use rtl, and to handle the
3982         vcall offset.
3984 2002-10-24  Richard Henderson  <rth@redhat.com>
3986         PR opt/7944
3987         * reload.c (find_reloads_toplev): Mode of X is not important
3988         when simplifying subregs of constants.
3990 2002-10-24  Richard Sandiford  <rsandifo@redhat.com>
3992         * config.gcc (mips64vr-*-elf*, mips64vrel-*-elf*): Add
3993         MIPS_MARCH_CONTROLS_SOFT_FLOAT=1 to $tm_defines.
3994         * config/mips/mips.c (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Default to 0.
3995         (override_options): Base default setting of MASK_SOFT_FLOAT on -march
3996         if MIPS_MARCH_CONTROLS_SOFT_FLOAT.
3998 2002-10-24  Richard Sandiford  <rsandifo@redhat.com>
4000         * optabs.c (expand_binop): Don't reuse the shift target in the
4001         middle of shift sequences.
4003 Wed Oct 23 22:48:44 CEST 2002  Jan Hubicka  <jh@suse.cz>
4005         * i386.md (abs splitters): Do not produce nested subregs.
4007 Wed Oct 23 12:42:32 CEST 2002  Jan Hubicka  <jh@suse.cz>
4009         * i386.md (movti_rex64): Fix constraints.
4011 Wed Oct 23 12:01:21 CEST 2002  Jan Hubicka  <jh@suse.cz>
4013         * i386.md (abssf,absdf): Use vector operands for SSE
4014         (abssf2_ifs, absdf2_ifs, absdf2_ifs_rex64 and splitters): Update for
4015         vector operand.
4017 2002-10-23  Ziemowit Laski <zlaski@apple.com>
4019         * objc/objc-act.c (get_static_reference): Remove unneeded
4020         TYPE_BINFO initialization.
4021         (get_object-reference): Likewise.
4022         (build_constructor): Tighten precondition check.
4023         (finish_message_expr): Likewise.
4025 2002-10-23  Jakub Jelinek  <jakub@redhat.com>
4027         * config/i386/i386.c (local_symbolic_operand): Move LABEL_REF test
4028         after CONST test.
4030 2002-10-23  Steve Ellcey  <sje@cup.hp.com>
4032         * config/ia64/ia64.c (hfa_element_mode): Don't allow 128 bit floats
4033         in HFAs.
4035 2002-10-23  Richard Henderson  <rth@redhat.com>
4037         * config/alpha/alpha.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): True.
4038         (alpha_output_mi_thunk_osf): Handle vcall_offset.
4040 2002-10-23  Zack Weinberg  <zack@codesourcery.com>
4042         * langhooks.h (struct lang_hooks_for_tree_inlining): Add
4043         var_mod_type_p.
4044         * langhooks-def.h: Default for tree_inlining.var_mod_type_p is
4045         hook_tree_bool_false.
4047         * tree.c (variably_modified_type_p): Moved here from
4048         cp/tree.c.  Use lang_hooks.tree_inlining.var_mod_type_p for
4049         language-specific cases.  Due to this, must weaken some 'if
4050         and only if' checks to merely 'if'.
4051         * tree.h: Prototype variably_modified_type_p.
4053         * tree-inline.c (walk_tree): #undef WALK_SUBTREE_TAIL at end.
4055 2002-10-23  Ulrich Weigand  <uweigand@de.ibm.com>
4057         * config/s390/linux.h (CC1_SPEC, CC1PLUS_SPEC): Remove.
4058         * config/s390/s390.c (optimization_options): Disable -fcaller-saves.
4060         * config/s390/s390-protos.h (fp_operand): Remove.
4061         * config/s390/s390.c (fp_operand): Remove.
4062         * config/s390/s390.md ("movdi"): Replace fp_operand by FP_REG_P.
4063         ("*movdi_lhi", "*movdi_lli", "*movdi_larl"): Likewise.
4064         ("movsi", "*movsi_lhi", "*movsi_lli"): Likewise.
4065         (movdi_31, movdf_31 splitters): Likewise.
4067         * config/s390/s390.h (IEEE_FLOAT): Remove.
4068         (TARGET_FLOAT_FORMAT): Define in terms of TARGET_IEEE_FLOAT.
4069         (INT_REGNO_P): Rename to ...
4070         (GENERAL_REGNO_P): ... this.
4071         (FLOAT_REGNO_P): Rename to ...
4072         (FP_REGNO_P): ... this.
4073         (ADDR_REGNO_P): New macro.
4074         (GENERAL_REG_P, ADDR_REG_P, FP_REG_P, CC_REG_P): New macros.
4075         (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
4076         (DATA_REG_P, FP_REG_P, ADDRESS_REG_P): Likewise.
4077         (HARD_REGNO_NREGS): Adapt to macro renaming.
4078         (HARD_REGNO_MODE_OK): Likewise.
4080 2002-10-23  David Edelsohn  <edelsohn@gnu.org>
4081             Geoff Keating  <geoffk@apple.com>
4083         * config/rs6000/rs6000.c (rs6000_register_move_cost): New function.
4084         (rs6000_memory_move_cost): New function.
4085         * config/rs6000/rs6000-protos.h: Declare them.
4086         * config/rs6000/rs6000.h: Use them.
4088 2002-10-23  Ulrich Weigand  <uweigand@de.ibm.com>
4090         * libgcc2.c (__udiv_w_sdiv): Use attribute ((always_inline)) when
4091         inlining it into other libgcc2 routines.
4092         (__udivmoddi4): Likewise.
4094 2002-10-22  Nathanael Nerode  <neroden@gcc.gnu.org>
4096         * doc/sourcebuild.texi (Test Suites): Improve.
4098 2002-10-22  Stan Shebs  <shebs@apple.com>
4100         * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Add missing
4101         case for Darwin.
4103 2002-10-22  Jim Wilson  <wilson@redhat.com>
4105         * config/i386/i386.md (subdi3_1): Add call to ix86_binary_operator_ok.
4107 Wed Oct 23 01:52:36 CEST 2002  Jan Hubicka  <jh@suse.cz>
4109         PR other/8289
4110         * xmmintrin.h: Add const to the argument of loads.
4112         * i386.md (pushv2di): New pattern.
4113         PR target/6890
4114         * xmmintrin.h (_MM_TRANSPOSE4_PS): New.
4116 2002-10-22  Richard Henderson  <rth@redhat.com>
4118         * target.h (gcc_target.asm_out): Merge output_mi_thunk and
4119         output_mi_vcall_thunk into a single hook.  Add can_output_mi_thunk.
4120         * target-def.h (TARGET_ASM_OUTPUT_MI_THUNK): Don't conditionalize.
4121         (TARGET_ASM_OUTPUT_MI_VCALL_THUNK): Remove.
4122         (TARGET_ASM_CAN_OUTPUT_MI_THUNK): New.
4123         (TARGET_ASM_OUT): Update.
4124         * hooks.c (hook_bool_tree_hwi_hwi_tree_false): New.
4125         (hook_bool_tree_hwi_hwi_tree_true): New.
4126         (default_can_output_mi_thunk_no_vcall): New.
4127         * hooks.h: Declare them.
4128         * system.h (ASM_OUTPUT_MI_THUNK): Poison.
4130         * config/alpha/alpha.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): New.
4131         (alpha_output_mi_thunk_osf): Add VCALL_OFFSET parameter.
4132         * config/arm/arm.c, config/cris/cris.c, config/frv/frv.c,
4133         config/i960/i960.c, config/ia64/ia64.c, config/m68k/m68k.c,
4134         config/mmix/mmix.c, config/pa/pa.c, config/sparc/sparc.c,
4135         config/stormy16/stormy16.c: Similarly.
4137         * config/i386/i386.c (x86_output_mi_thunk): Merge vcall_offset code.
4138         Handle 64-bit properly.  Streamline.
4139         (x86_output_mi_vcall_thunk): Remove.
4140         (x86_this_parameter): Rename from ia32_this_parameter; handle 64-bit.
4141         (x86_can_output_mi_thunk): New.
4142         (TARGET_ASM_OUTPUT_MI_VCALL_THUNK): Remove.
4143         (TARGET_ASM_CAN_OUTPUT_MI_THUNK): New.
4144         (override_options): Don't zap targetm.asm_out.output_mi_vcall_thunk.
4146         * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Rename from
4147         output_mi_thunk; make static; always use function_section.
4148         (TARGET_ASM_OUTPUT_MI_THUNK): New.
4149         (TARGET_ASM_CAN_OUTPUT_MI_THUNK): New.
4150         (rs6000_ra_ever_killed): Test no_new_pseudos not
4151         targetm.asm_out.output_mi_thunk in conjunction with thunks.
4152         * config/rs6000/rs6000-protos.h: Update.
4153         * config/rs6000/sysv4.h (TARGET_ASM_OUTPUT_MI_THUNK): Remove.
4154         * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't call
4155         xcoffout_declare_function when using rs6000_output_mi_thunk.
4157         * config/s390/s390.c (s390_output_mi_thunk): Rename from
4158         s390_output_mi_vcall_thunk.
4159         (TARGET_ASM_OUTPUT_MI_THUNK): Remove.
4160         (TARGET_ASM_CAN_OUTPUT_MI_THUNK): New.
4162         * config/vax/vax.c (vax_output_mi_thunk): Static; add vcall_offset.
4163         (TARGET_ASM_OUTPUT_MI_THUNK, TARGET_ASM_CAN_OUTPUT_MI_THUNK): New.
4164         * config/vax/vax-protos.h: Update.
4165         * config/vax/vax.h (ASM_OUTPUT_MI_THUNK): Remove.
4167 Wed Oct 23 00:33:11 CEST 2002  Jan Hubicka  <jh@suse,cz>
4169         * i386.c (standard_sse_constant_p): Accept vector and integer zeros too.
4170         * i386.h (EXTRA_CONSTRAINT): Recognize 'C'
4171         * i386.md (movti_internal): Use 'C'
4173         * xmmintrin.h (_mm_cmplt_epi*): New.
4175 2002-10-22  Ulrich Weigand  <uweigand@de.ibm.com>
4177         * config/s390/s390.md ("*movdi_64"): Fix op_type attribute.
4178         ("*movdf_64"): Likewise.
4179         ("*lshrdi3_64"): Likewise.
4180         ("blockage"): Add length attribute.
4181         ("lit"): Likewise.
4183 Tue Oct 22 23:51:34 CEST 2002  Jan Hubicka  <jh@suse.cz>
4185         * i386.md: FIx typo.
4186         (sse2_cvtsi2sd, sse2_pslrdq): Fix template.
4187         (sse2_umulv2siv2di3): Fix predicate.
4188         (sse2_psadbw, ashrv8hi3, ashrv4si3, lshrv8hi3 lshrv4si3,
4189         lshrv2di3, ashlv8hi3, ashlv4si3, ashlv2di3): Likewise.
4190         * xmmintrin.h (_mm_mul_epu16): Rename to...
4191         (_mm_mul_epu32): This one.
4192         (_mm_cvtsi32_si128, _mm_cvtsi128_si32): New.
4194         (contains_128bit_aligned_vector_p): Undo accidental checkin.
4196 2002-10-22  Eric Christopher  <echristo@redhat.com>
4198         * config/sparc/sparc.h: Add #error.
4200 2002-10-22  Ulrich Weigand  <uweigand@de.ibm.com>
4202         * config.gcc [s390-*-linux]: Remove s390/t-linux from tmake_file.
4203         [s390x-*-linux*]: Likewise.
4204         * config/s390/t-linux: Remove.
4205         * config/s390/s390.h: Include fixdfdi.h when building libgcc2.
4207 Tue Oct 22 19:07:03 CEST 2002  Jan Hubicka  <jh@suse.cz>
4209         * i386.c (builtin_description): Add IX86_BUILTIN_PUNPCKHQDQ128.
4210         (ix86_expand_builtin): Fix MASKMOVDQU expasion.
4211         * i386.h (ix86_builtins): Add IX86_BUILTIN_PUNPCKHQDQ128.
4212         * i386.md (mmx_punpck?dq): Simplify.
4213         (sse2_pubpcklqdq): Fix.
4214         (sse2_pubpckhqdq): New.
4215         * xmmintrin.h (_mm_unpackhi_epi32): New.
4217         * xmmintrin.h (_mm_cvt*, _mm_stream_pd): Fix prototypes.
4218         (_mm_shufflehi_epi16, _mm_shufflelo_epi16): Fix typo.
4220 2002-10-22  Nathan Sidwell  <nathan@codesourcery.com>
4222         PR c++/7209
4223         * fold_const.c (fold_binary_op_with_conditional_arg): Always
4224         build compound_expr if we used save_expr.
4226 2002-10-22  Alan Modra  <amodra@bigpond.net.au>
4228         * output.h (SECTION_NOTYPE): Define.
4229         * varasm.c (default_section_type_flags_1): Set SECTION_NOTYPE for
4230         init array sections.
4231         (default_elf_asm_named_section): Mind SECTION_NOTYPE.
4232         * config/arm/arm.c (arm_elf_asm_named_section): Likewise.  Also
4233         merge TLS support.
4235 2002-10-21  Richard Henderson  <rth@redhat.com>
4237         * config/i386/i386.c (ix86_function_ok_for_sibcall): Look at
4238         the function type, not the return type.
4240 2002-10-21  Richard Henderson  <rth@redhat.com>
4242         * real.c (sticky_rshift_significand): Return inexact, don't
4243         or it in immediately.
4244         (sub_significands): Accept incoming carry.
4245         (div_significands, rtd_divmod): Update for sub_significands change.
4246         (round_for_format): Update for sticky_rshift_significand change.
4247         (do_add): Don't involve the inexact bit in addition, do give the
4248         inexact bit as the subtraction carry-in.
4249         (encode_internal, decode_internal, real_internal_format): New.
4250         * real.h (real_internal_format): Declare.
4252 2002-10-21  Ulrich Weigand  <uweigand@de.ibm.com>
4254         * libgcc2.c: Fix __udiv_w_sdiv breakage on platforms that
4255         don't define sdiv_qrnnd.
4257 2002-10-21  Kazu Hirata  <kazu@cs.umass.edu>
4259         * config/h8300/h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): Simplify
4260         using IN_RANGE.
4261         (TINY_CONSTANT_ADDRESS_P): Likewise.
4263 Tue Oct 22 00:04:20 CEST 2002  Jan Hubicka  <jh@suse.cz>
4265         * i386.c (builtin_description): Add punpcklqdq and movdq2q
4266         (ix86_init_mmx_sse_builtins): Add v2di_ftype_void, di_ftype_v2di,
4267         v16qi_ftype_pchar, void_ftype_pchar_v16qi, v4si_ftype_pchar,
4268         void_ftype_pchar_v4si; Initialize __builtin_ia32_movdq2q,
4269         __builtin_ia32_loaddqa, __builtin_ia32_loaddqu, __builtin_ia32_loadd
4270         __builtin_ia32_storedqa, __builtin_ia32_storedqu, __builtin_ia32_stored
4271         __builtin_ia32_setzero128.
4272         (ix86_expand_builtin): Handle IX86_BUILTIN_CLRTI, IX86_BUILTIN_LOADDQA,
4273         IX86_BUILTIN_LOADDQU, IX86_BUILTIN_LOADD, IX86_BUILTIN_STOREDQA,
4274         IX86_BUILTIN_STOREDQU, IX86_BUILTIN_STORED, Ix86_BUILTIN_MOVQ.
4275         * i386.h (ix86_builtins): Add IX86_BUILTIN_LOADDQA, IX86_BUILTIN_LOADDQU,
4276         IX86_BUILTIN_STOREDQA, IX86_BUILTIN_STOREDQU, IX86_BUILTIN_LOADD,
4277         IX86_BUILTIN_STORED, IX86_BUILTIN_CLRTI, IX86_BUILTIN_MOVDQ2Q,
4278         IX86_BUILTIN_PUNPCKLQDQ128, Ix86_BUILTIN_MOVQ.
4279         * i386.md (sse2_punpcklqdq, sse2_movqsse2_loadd, sse2_stored,
4280         sse2_movq): New patterns.
4281         (sse2_movdqa, sse2_movdqu, sse2_movdq2q): Fix.
4282         * xmmintrin.h (_mm_load_si128, _mm_loadu_si128, _mm_loadl_epi64,
4283         _mm_store_si128, _mm_storeu_si128, _mm_storel_epi64,
4284         _mm_setzero_si128, _mm_set_epi64, _mm_set_epi32, _mm_set_epi16,
4285         _mm_set_epi8, _mm_set1_epi64, _mm_set1_epi32, _mm_set1_epi16,
4286         _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
4287         _mm_setr_epi8, _mm_unpacklo_epi64,_mm_set_moveq): New functions.
4288         (_mm_insert_epi16): Fix.
4290 2002-10-21  Dale Johannesen  <dalej@apple.com>
4292         * config/rs6000/rs6000.c (rs6000_reverse_condition): Handle
4293             unsafe math reversals correctly for RTL generation.
4294           (output_cbranch):  Replace rs6000_reverse_condition call
4295             by its former definition.
4297 2002-10-21  Jakub Jelinek  <jakub@redhat.com>
4299         * config/i386/i386.c (x86_64_sign_extended_value): Add allow_rip
4300         argument.  In CM_SMALL_PIC model consider SYMBOL_REFs binding locally or
4301         from constant pool or LABEL_REFs as sign extended if allow_rip.
4302         Change all +-1GB limits to +-16MB.
4303         (x86_64_general_operand, x86_64_szext_general_operand,
4304         x86_64_nonmemory_operand, x86_64_movabs_operand,
4305         x86_64_szext_nonmemory_operand, x86_64_immediate_operand,
4306         legitimate_address_p, ix86_expand_int_movcc): Update callers.
4307         (local_symbolic_operand): Don't allow offsets bigger than +-16MB
4308         in CM_SMALL_PIC model.
4309         (legitimate_pic_address_disp_p): Don't check offsets before
4310         calling local_symbolic_operand.
4311         (legitimize_pic_address): Force offsets bigger than +-16MB into
4312         register.
4313         * config/i386/i386.h (EXTRA_CONSTRAINT, CONST_COSTS): Likewise.
4314         * config/i386/i386-protos.h (x86_64_sign_extended_value): Update
4315         prototype.
4317         * configure.in: Test for @GOTNTPOFF and @INDNTPOFF on IA-32 too.
4318         Add x86-64 test.  Set tls_first_minor to 14 on IA-32 and x86-64.
4319         * configure: Rebuilt.
4320         * config/i386/i386.c (x86_64_sign_extended_value): Don't allow TLS
4321         SYMBOL_REFs unless enclosed in UNSPEC.  Handle UNSPEC_DTPOFF,
4322         UNSPEC_GOTNTPOFF and UNSPEC_NTPOFF.
4323         (legitimate_address_p): Allow foo@dtpoff(base) even on TARGET_64BIT
4324         -fpic.
4325         (ix86_encode_section_info): Don't ever generate TLSGD or TLSLD for
4326         non-pic code if TARGET_64BIT.
4327         (legitimize_address): Generate 64-bit TLS sequences.
4328         (output_pic_addr_const): Support x86-64 TLS operators.
4329         (i386_output_dwarf_dtprel): Output 64-bit DTPOFF as .long f@DTPOFF, 0.
4330         (print_operand_address): Use %fs instead of %gs on TARGET_64BIT.
4331         Don't append (%rip) in 64-bit TLSGD and TLSLD sequences.
4332         (output_addr_const_extra): Support x86-64 TLS operators.
4333         (maybe_get_pool_constant): Handle TARGET_64BIT -fpic.
4334         (ix86_tls_get_addr): Use __tls_get_addr on TARGET_64BIT
4335         unconditionally.
4336         * config/i386/i386.md (*tls_global_dynamic_gnu): Renamed to...
4337         (*tls_global_dynamic_32_gnu): ..., add !TARGET_64BIT.
4338         (*tls_global_dynamic_sun): Renamed to...
4339         (*tls_global_dynamic_32_sun): ..., add !TARGET_64BIT.
4340         (tls_global_dynamic): Renamed to...
4341         (tls_global_dynamic_32): ... this.
4342         (tls_global_dynamic_64, *tls_global_dynamic_64): New.
4343         (*tls_local_dynamic_base_dynamic_gnu): Renamed to...
4344         (*tls_local_dynamic_base_dynamic_32_gnu): ..., add !TARGET_64BIT.
4345         (*tls_local_dynamic_base_dynamic_sun): Renamed to...
4346         (*tls_local_dynamic_base_dynamic_32_sun): ..., add !TARGET_64BIT.
4347         (tls_local_dynamic_base_dynamic): Renamed to...
4348         (tls_local_dynamic_base_dynamic_32): ... this.
4349         (tls_local_dynamic_base_dynamic_64,
4350         *tls_local_dynamic_base_dynamic_64): New.
4351         (*tls_local_dynamic_once): Renamed to...
4352         (*tls_local_dynamic_32_once): ... this.
4354 2002-10-21  Ulrich Weigand  <uweigand@de.ibm.com>
4356         * libgcc2.c: Inline __udiv_w_sdiv when compiling __udivdi3,
4357         __divdi3, __umoddi3, or __moddi3.
4359 2002-10-21  Ulrich Weigand  <uweigand@de.ibm.com>
4361         * c-opts.c (missing_arg): Use cl_options[opt_index].opt_code
4362         instead of just opt_index as switch expression.
4364         * calls.c (store_one_arg): Change type of 'excess_align'
4365         to unsigned int.
4367         * profile.c (output_gcov_string): Change type of 'temp'
4368         to size_t.
4370 2002-10-21  Ulrich Weigand  <uweigand@de.ibm.com>
4372         * config/s390/fixdfdi.h (__fixunsdfdi, __fixdfdi): Add prototypes.
4373         (__fixunssfdi, __fixsfdi): Likewise.
4374         * config/s390/s390.c (s390_single_hi): Initialize 'value'.
4375         (s390_single_qi): Likewise.
4376         (s390_emit_epilogue): Initialize 'offset'.  Remove signed vs.
4377         unsigned comparison warning.
4378         (s390_return_addr_rtx): New function.
4379         * config/s390/s390-protos.h (s390_return_addr_rtx): Declare it.
4380         * config/s390/s390.h (RETURN_ADDR_RTX): Use it.
4381         (HARD_REGNO_MODE_OK): Rewrite condition to silence warnings.
4383 2002-10-21  Ulrich Weigand  <uweigand@de.ibm.com>
4385         * config/s390/s390.c (s390_output_mi_vcall_thunk): New function.
4386         (TARGET_ASM_OUTPUT_MI_VCALL_THUNK): Define target hook.
4387         (s390_output_mi_thunk): Remove.
4388         (TARGET_ASM_OUTPUT_MI_THUNK): Remove.
4390 2002-10-21  Kazu Hirata  <kazu@cs.umass.edu>
4392         * config/h8300/h8300.h (N_REG_CLASSES): Parenthesize.
4394 2002-10-20  Zack Weinberg  <zack@codesourcery.com>
4396         * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix an
4397         inverted test in the conditional determining the possibility
4398         of sibcalls in PIC mode.
4400 2002-10-20  Richard Henderson  <rth@redhat.com>
4402         * target.h (struct gcc_target): Line wrap.
4404         * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Static.
4405         (TARGET_ASM_OUTPUT_MI_THUNK): Define here...
4406         * config/alpha/alpha.h: ... not here.
4407         * config/alpha/alpha-protos.h: Update.
4409         * config/arm/arm.c, config/arm/arm.h, config/arm/arm-protos.h
4410         config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
4411         config/frv/frv-protos.h, config/frv/frv.c, config/frv/frv.h,
4412         config/i386/i386-protos.h, config/i386/i386.c, config/i386/openbsd.h,
4413         config/i386/unix.h, config/i960/i960-protos.h, config/i960/i960.c,
4414         config/i960/i960.h, config/ia64/ia64-protos.h, config/ia64/ia64.c,
4415         config/ia64/ia64.h, config/m68k/linux.h, config/m68k/m68k-protos.h,
4416         config/m68k/m68k.c, config/m68k/netbsd-elf.h, config/m68k/openbsd.h,
4417         config/mmix/mmix-protos.h, config/mmix/mmix.c, config/mmix/mmix.h,
4418         config/pa/pa-protos.h, config/pa/pa.c, config/pa/pa.h,
4419         config/s390/s390-protos.h, config/s390/s390.c, config/s390/s390.h,
4420         config/sparc/openbsd.h, config/sparc/sparc-protos.h,
4421         config/sparc/sparc.c, config/sparc/sparc.h,
4422         config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
4423         config/stormy16/stormy16.h: Similarly.
4425         * config/m68k/m68k.c (m68k_output_mi_thunk): Replicate mnemonic
4426         selection logic from call patterns.
4428 2002-10-20  Mark Mitchell  <mark@codesourcery.com>
4430         * config/m68k/m68k.c (m68k_output_mi_thunk): Fix typo.
4432 2002-10-20  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
4434         PR other/8202
4435         * i386.c (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Define and
4436         expand __builtin_ia32_pslldqi128 and __builtin_ia32_psrldqi128.
4437         * i386.h (IX86_BUILTIN_PSLLDQI128, IX86_BUILTIN_PSRLDQI128): New.
4438         * xmmintrin.h (_mm_srli_si128, _mm_slli_si128): New.
4440 2002-10-20  Roger Sayle  <roger@eyesopen.com>
4442         PR c/761
4443         * toplev.c (flag_unsafe_profile_arcs): Remove.
4444         (flag_bounded_pointers): Remove.
4445         (flag_bounds_check): Correct comments.
4446         (lang_independent_options): Remove -funsafe-profile-arcs and
4447         -fbounded-pointers.  Correct -fbounds-check comments.
4449         * flags.h: Correct flag_schedule_interblock comments.
4450         (flag_bounded_pointers): Remove prototype.
4451         (flag_bounds_check): Correct comments.
4453         * c-opts.c (c_common_init_options): No need to mark
4454         flag_bounds_check as unspecified.
4455         (c_common_post_options): And no need to set it from
4456         flag_bounded_pointers if its still unspecified.
4458         * doc/invoke.texi: Fix some overfull hboxes in "make dvi".
4459         Document --version, -feliminate-dwarf-2-dups, -fno-sched-interblock,
4460         -fno-sched-spec, -fsched-spec-load, -fsched-spec-load-dangerous,
4461         -fsched-verbose=n, -fno-branch-count-reg and -fbounds-check.
4463 Sat Oct 19 22:02:28 2002  Alexandre Oliva  <aoliva@redhat.com>
4464         Angela Marie Thomas  <angela@releasedominatrix.com>
4465         Brendan Kehoe  <brendan@zen.org>
4466         Nick Clifton  <nickc@redhat.com>
4467         Andrew Haley  <aph@redhat.com>
4469         * configure.in (--with-sysroot): New.  Don't inhibit libc if
4470         given.  AC_SUBST TARGET_SYSTEM_ROOT, TARGET_SYSTEM_ROOT_DEFINE
4471         and CROSS_SYSTEM_HEADER_DIR.
4472         * configure: Rebuilt.
4473         * Makefile.in (CROSS_SYSTEM_HEADER_DIR): Set in configure.
4474         (TARGET_SYSTEM_ROOT): New.
4475         (DRIVER_DEFINES): Define CROSS_INCLUDE_DIR from
4476         CROSS_SYSTEM_HEADER_DIR.
4477         (install-gcc-tooldir): New target.
4478         (stmp-fixinc): Do not create $(libsubdir), but rather bail out
4479         if SYSTEM_HEADER_DIR does not exist and it's not the default
4480         sys-include directory.
4481         (deduced.h, stmp-fixproto): Quote SYSTEM_HEADER_DIR properly.
4482         (install-mkheaders): Likewise.
4483         * gcc.c (target_system_root): New variable.
4484         (add_sysrooted_prefix): New function.
4485         (process_command): Recompute run-time target_system_root from
4486         gcc_exec_prefix, keeping it unchanged if the relocated sysroot
4487         does not exist.
4488         (do_spec_1): Process 'R' spec.
4489         (main): Add md_exec_prefix to exec_prefixes regardless of
4490         startfile_prefix_spec.  Use add_sysrooted_prefix for
4491         startfile_prefixes, and don't skip the default ones when cross
4492         compiling with sysroot enabled.  Removed unused case of
4493         non-absolute standard_startfile_prefix.
4494         * config/interix.h: Remove the only potential, yet disabled,
4495         occurrence of non-absolute (empty) standard_startfile_prefix.
4496         * config/sh/linux.h (LIB_SPEC): Add -rpath-link in non-static
4497         linking.
4498         * config/mips/linux.h (LIB_SPEC): Define as in sh/linux.h.
4499         * doc/install.texi (--with-sysroot): Document.
4500         (--with-headers, --with-libs): Deprecate.
4502 2002-10-19  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
4503             Mark Mitchell  <mark@codesourcery.com>
4505         * alpha-protos.h (alpha_output_mi_thunk_osf): Update signature to
4506         match target.h.
4507         * arm-protos.h, arm.c (arm_output_mi_thunk): Likewise.
4508         * cris-protos.h, cris.c (cris_asm_output_mi_thunk): Likewise.
4509         * frv-protos.h, frv.c (frv_asm_output_mi_thunk): Likewise.
4510         * i386-protos.h, i386.c (x86_output_mi_vcall_thunk,
4511         x86_output_mi_thunk): Likewise.
4512         * i960-protos.h, i960.c (i960_output_mi_thunk): Likewise.
4513         * ia64-protos.h, ia64.c (ia64_output_mi_thunk): Likewise.
4514         * m68k-protos.h, m68k.c (m68k_output_mi_thunk): Likewise.
4515         * mmix-protos.h, mmix.c (mmix_asm_output_mi_thunk): Likewise.
4516         * rs6000-protos.h, rs6000.c (output_mi_thunk): Likewise.
4517         * s390-protos.h, s390.c (s390_output_mi_thunk): Likewise.
4518         * stormy16-protos.h, stormy16.c (xstormy16_asm_output_mi_thunk):
4519         Likewise.
4520         * vax-protos.h, vax.c (vax_output_mi_thunk): Likewise.
4522         * target.h (gcc_target): Update output_mi_thunk and
4523         output_mi_vcall_thunk to take a HOST_WIDE_INT delta and
4524         vcall_index.
4526         * config/alpha/alpha.c: Replace ASM_OUTPUT_MI_THUNK with
4527         TARGET_ASM_OUTPUT_MI_THUNK in comments.
4528         * config/alpha/vms.h (ASM_OUTPUT_MI_THUNK): Don't #undef it.
4529         (TARGET_ASM_OUTPUT_MI_THUNK): #undef it.
4530         * config/frv/frv.h (DEFAULT_VTABLE_THUNKS): Remove definition.
4531         * config/i386/i386-protos.h (x86_output_mi_vcall_thunk): Update
4532         signature.
4533         * config/i386/i386.c (x86_output_mi_vcall_thunk): Likewise.
4534         * config/i386/openbsd.h: Replace ASM_OUTPUT_MI_THUNK with
4535         TARGET_ASM_OUTPUT_MI_THUNK in comments.
4536         * config/i960/i960.h (ASM_OUTPUT_MI_THUNK): Don't define.
4537         (TARGET_ASM_OUTPUT_MI_THUNK): Do define.
4538         * config/m68k/openbsd.h: Replace ASM_OUTPUT_MI_THUNK with
4539         TARGET_ASM_OUTPUT_MI_THUNK in comments.
4540         * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Remove #ifdef
4541         ASM_OUTPUT_MI_THUNK and replace with check of targetm.
4543         * doc/tm.texi (TARGET_ASM_OUTPUT_MI_THUNK): Update signature.
4544         (TARGET_ASM_OUTPU_MI_VCALL_THUNK): Likewise.
4546 2002-10-19  Brad Lucier  <lucier@math.purdue.edu>
4548         * real.c (do_add): Fix 0+0 sign corner case.
4549         (do_divide): Fix Inf/0 corner case.
4551 Sun Oct 20 00:31:31 CEST 2002  Jan Hubicka  <jh@suse.cz>
4553         * i386.c (classify_argument): Pass MMX arguments in memory
4554         (ix86_expand_builtin): Expand proper address mode for cflush.
4555         * i386.md (movdqa): Fix typo.
4556         (sse2_cflush): Accept DImode addresses.
4558         * xmmintrin.h (_mm_sqrt_sd): Accept two arguments.
4559         (_mm_max_sd): Fix pasto.
4560         (_mm_storeh_pd, _mm_storel_pd): Fix.
4562         * i386.c (bdesc_comi): Fix to match specification.
4563         (ix86_expand_sse_comi): Emit the comparison properly.
4564         * i386.md (sse_comi, sse2_comi, sse_ucomi, sse2_ucomi):
4565         Do not use comparison operator.
4566         (vnmaskcmp): Fix template.
4568         * xmmintrin.h (_mm_cvtps_pi16): Fix.
4570 2002-10-19  Sebastian Pop  <s.pop@laposte.net>
4572         * dependence.c : Removed.
4573         * Makefile.in : Remove dependence.o.
4575 Sat Oct 19 10:46:52 CEST 2002  Jan Hubicka  <jh@suse.cz>
4577         * mmintrin.h (__m64): typedef it to v2si.
4578         (_mm_cvtsi32_si64, _mm_cvtsi32_si64_mm_sll_pi16,
4579         _mm_sll_pi32, _mm_sll_pi64, _mm_slli_pi64, _mm_sra_pi16,
4580         _mm_sra_pi32, _mm_srl_pi16, _mm_srl_pi32, _mm_srl_pi64,
4581         _mm_srli_pi64, _mm_and_si64, _mm_andnot_si64,
4582         _mm_or_si64, _mm_xor_si64): Add neccesary casts.
4583         * xmmintrin.h (_mm_setzero_si64): Likewise.
4585         * i386.h (ALIGN_MODE_128): Update comment; add missing modes
4586         (SSE_REG_MODE_P, MMX_REG_MODE_P): New macros.
4588         PR target/7693
4589         Patch by Shawn Wagner
4590         * mmintrin.h: Replace pi64 by si64.
4592 2002-10-18  David Edelsohn  <edelsohn@gnu.org>
4594         * rs6000.md (movdf_hardfloat32): Order alternatives consistently.
4595         Use length of 4 not *.
4596         (movdf_hardfloat64): Same.  Support DFmode moves to/from CTR/LR.
4597         (movdf_softfloat64): Likewise.
4598         (movdi_internal32): Use length of 4 not *.
4599         (movti_power): Same.
4600         (ctrsi, ctrdi): Same.
4602 2002-10-18  Zack Weinberg  <zack@codesourcery.com>
4604         * c-decl.c (start_decl): Point users of the old initialized-
4605         typedef extension at __typeof__.
4607 2002-10-18  Richard Henderson  <rth@redhat.com>
4609         * real.c (cmp_significand_0, rtd_divmod, ten_to_mptwo): New.
4610         (real_to_decimal): Re-implement using the logic from the
4611         gcc 3.2 etoasc.  Comment heavily.
4612         (div_significands): Simplify loop startup and comparison logic.
4614 2002-10-18  Mark Mitchell  <mark@codesourcery.com>
4616         * target-def.h (TARGET_ASM_OUTPUT_MI_THUNK): Default to NULL.
4617         (TARGET_ASM_OUTPUT_MI_VCALL_THUNK): Likewise.
4618         (TARGET_ASM_OUT): Add them.
4619         * target.h (asm_out): Add output_mi_thunk and
4620         output_mi_vcall_thunk.
4621         * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): Rename to ...
4622         (TARGET_ASM_OUTPUT_MI_THUNK): ... this.
4623         * config/arm/arm-protos.h (arm_output_mi_thunk): Declare.
4624         * config/arm/arm.c (arm_output_mi_thunk): Define.
4625         * config/arm/arm.h (ASM_OUTPUT_MI_THUNK): Rename to ...
4626         (TARGET_ASM_OUTPUT_MI_THUNK): ... this.
4627         * config/cris/cris.h (ASM_OUTPUT_MI_THUNK): Rename to ...
4628         (TARGET_ASM_OUTPUT_MI_THUNK): ... this.
4629         * config/frv/frv.h (ASM_OUTPUT_MI_THUNK): Rename to ...
4630         (TARGET_ASM_OUTPUT_MI_THUNK): ... this.
4631         * config/i386/i386-protos.h (x86_output_mi_thunk): Adjust
4632         prototype.
4633         (x86_output_mi_vcall_thunk): Declare.
4634         * config/i386/i386.c (override_options): Clear
4635         output_mi_vcall_thunk in 64-bit mode.
4636         (ix86_fntype_regparm): New function.
4637         (ix86_return_pops_args): Use it.
4638         (ia32_this_parameter): New function.
4639         (x86_output_mi_vcall_thunk): New function.
4640         (x86_output_mi_thunk): Use it
4641         * config/i386/unix.h (TARGET_ASM_OUTPUT_MI_THUNK): Adjust.
4642         (TARGET_ASM_OUTPUT_MI_VCALL_THUNK): Define.
4643         * config/i960/i960-protos.h (i960_output_mi_thunk): Declare.
4644         * config/i960/i960.c (i960_output_mi_thunk): New function.
4645         * config/i960/i960.h (ASM_OUTPUT_MI_THUNK): Adjust.
4646         * config/ia64/ia64-protos.h (ia64_output_mi_thunk): Declare.
4647         * config/ia64/ia64.c (ia64_output_mi_thunk): Define.
4648         * config/ia64/ia64.h (ASM_OUTPUT_MI_THUNK): Rename to ...
4649         (TARGET_ASM_OUTPUT_MI_THUNK): ... this.
4650         * config/m68k/m68k-protos.h (m68k_output_mi_thunk): New function.
4651         * config/m68k/linux.h (ASM_OUTPUT_MI_THUNK): Rename to ...
4652         (TARGET_ASM_OUTPUT_MI_THUNK): ... this.
4653         * config/m68k/netbsd-elf.h (ASM_OUTPUT_MI_THUNK): Rename to ...
4654         (TARGET_ASM_OUTPUT_MI_THUNK): ... this.
4655         * config/mmix/mmix.h (ASM_OUTPUT_MI_THUNK): Rename to ...
4656         (TARGET_ASM_OUTPUT_MI_THUNK): ... this.
4657         * config/pa/pa.h (ASM_OUTPUT_MI_THUNK): Rename to ...
4658         (TARGET_ASM_OUTPUT_MI_THUNK): ... this.
4659         * config/rs6000/sysv4.h (ASM_OUTPUT_MI_THUNK): Rename to ...
4660         (TARGET_ASM_OUTPUT_MI_THUNK): ... this.
4661         * config/s390/s390-protos.h (s390_output_mi_thunk): Declare.
4662         * config/s390/s390.c (s390_output_mi_thunk): Define.
4663         * config/s390/s390.h (ASM_OUTPUT_MI_THUNK): Rename to ...
4664         (TARGET_ASM_OUTPUT_MI_THUNK): ... this.
4665         * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Rename to ...
4666         (TARGET_ASM_OUTPUT_MI_THUNK): ... this.
4667         * config/stormy16/stormy16.h (ASM_OUTPUT_MI_THUNK): Rename to ...
4668         (TARGET_ASM_OUTPUT_MI_THUNK): ... this.
4669         * config/vax/vax-protos.h (vax_output_mi_thunk): Declare.
4670         * config/vax/vax.c (vax_output_mi_thunk): Define.
4671         * config/vax/vax.h (ASM_OUTPUT_MI_THUNK): Rename to ...
4672         (TARGET_ASM_OUTPUT_MI_THUNK): ... this.
4673         * doc/tm.texi: Adjust documentation.
4675 2002-10-18  Jason Thorpe  <thorpej@wasabisystems.com>
4677         * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): Define
4678         __enable_execute_stack function.
4679         * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Define
4680         as NETBSD_ENABLE_EXECUTE_STACK.
4681         * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Ditto.
4682         * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Ditto.
4683         * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Ditto.
4684         * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Ditto.
4685         * config/sparc/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Ditto.
4687 2002-10-18  Jason Thorpe  <thorpej@wasabisystems.com>
4689         * config/i386/i386.c (x86_initialize_trampoline): Emit a call
4690         to __enable_execute_stack with the address of the trampoline
4691         if TRANSFER_FROM_TRAMPOLINE is defined.
4692         * config/i386/i386.h (TARGET_64BIT): Expand to a compile-time
4693         constant if building libgcc2.
4695 Thu Oct 17 17:40:05 CEST 2002  Jan Hubicka  <jh@suse.cz>
4697         * i386.c (pentium4_cost): Fix according to Intel recommendations.
4698         (ix86_memory_move_cost): Fix for 64bit compilation.
4700 2002-10-17  Roger Sayle  <roger@eyesopen.com>
4702         * doc/c-tree.texi: Update description of COND_EXPR tree nodes.
4704 2002-10-17  Geoffrey Keating  <geoffk@apple.com>
4706         * config/rs6000/rs6000.h (HARD_REGNO_MODE_OK): Allow arbitrary modes
4707         in CTR/LR/MQ.
4708         * config/rs6000/rs6000.md (movcc_internal1): Support CCmode moves
4709         to/from CTR/LR/MQ.
4710         (movsf_hardfloat): Support SFmode moves to/from CTR/LR/MQ.
4711         (movsf_softfloat): Likewise.
4713 2002-10-17  Janis Johnson  <janis187@us.ibm.com>
4715         * Makefile.in (site.exp): Add ALT_CXX_UNDER_TEST and COMPAT_OPTIONS.
4717 2002-10-17  Jason Thorpe  <thorpej@wasabisystems.com>
4719         * config/alpha/alpha.c (alpha_initialize_trampoline): Use
4720         tramp, not addr, to pass the trampoline address to
4721         __enable_execute_stack.
4723 Thu Oct 17 18:40:47 CEST 2002  Jan Hubicka  <jh@suse.cz>
4725         * mmintrin.h: Guard by __MMX__
4726         * xmmintrin.h: Guard by __SSE__
4728         PR other/8062
4729         * xmmintrin.h (_MM_SHUFFLE2): New macro.
4730         (_mm_load*_?d): New functions.
4731         (_mm_set*_?d): New functions.
4732         (_mm_store*_?d): New functions.
4734 Wed Oct 16 15:01:29 CEST 2002  Jan Hubicka  <jh@suse.cz>
4736         Really commit patch announced at Oct 14
4737         PR c/7344
4738         * predict.c (can_predict_insn_p): New function.
4739         (estimate_probability): Avoid unnecesary work.
4740         (process_note_prediction): Likewise.
4741         * toplev.c (rest_of_compilation): Account early branch prediction pass
4742         as TV_BRANCH_PROB.
4744         PR other/8048
4745         Found by Ian Ollmann
4746         * xmmintrin.h (_mm_shuffle_pd): Fix typo.
4747         (_mm_load?_pd): Likewise.
4748         (_mm_store?_pd): Likewise.
4750         PR target/7386
4751         * i386.c (builtin_description):Drop cmpg[te]s[sd].
4752         * xmmintrin.h (__mm_cmpg[te]_s[sd]): Rewrite using
4753         swapped alternative.
4755         PR opt/7630
4756         * reload1.c (reload_inner_reg_of_subreg): New argument output;
4757         (push_reload): Update call.
4759 2002-10-17  Richard Sandiford  <rsandifo@redhat.com>
4761         * config.gcc (mips*-*-*): Add OBJECT_FORMAT_ELF to $tm_defines
4762         if using mips/elf.h or mips/elf64.h.
4763         * config/mips/elf.h (OBJECT_FORMAT_ELF): Remove.
4764         * config/mips/elf64.h (OBJECT_FORMAT_ELF): Remove.
4766 2002-10-16  Aldy Hernandez  <aldyh@redhat.com>
4768         * config/rs6000/rs6000.c (function_arg): Set inner mode of V1DI to
4769         SI.
4771 2002-10-16  Ulrich Weigand  <uweigand@de.ibm.com>
4773         * config/s390/linux.h (ASM_DOUBLE, _ASM_OUTPUT_LONG): Remove.
4774         (LPREFIX): Likewise.
4775         (ASM_COMMENT_START, LOCAL_LABEL_PREFIX, ASM_FORMAT_PRIVATE_NAME,
4776         ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
4777         ASM_OUTPUT_ALIGN, ASM_OUTPUT_SKIP, ASM_OUTPUT_ALIGNED_BSS,
4778         TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP,
4779         GLOBAL_ASM_OP, ASM_OUTPUT_MI_THUNK): Move to s390.h.
4781         * config/s390/s390.h (ASM_COMMENT_START, LOCAL_LABEL_PREFIX,
4782         ASM_FORMAT_PRIVATE_NAME, ASM_OUTPUT_ALIGN, ASM_OUTPUT_SKIP,
4783         ASM_OUTPUT_ALIGNED_BSS, TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
4784         BSS_SECTION_ASM_OP): Move from linux.h.
4785         (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
4786         Also, use ASM_GENERATE_INTERNAL_LABEL instead of LPREFIX.
4788         * config/s390/s390.c (s390_function_profiler): Use
4789         ASM_GENERATE_INTERNAL_LABEL instead of LPREFIX.
4791 2002-10-15  Eric Christopher  <echristo@redhat.com>
4793         * stor-layout.c (layout_type): Call GET_MODE_BITSIZE once.
4794         * java/parse.y (obtain_incomplete_type): Make pointer
4795         ptr_mode.
4797 2002-10-15  Richard Henderson  <rth@redhat.com>
4799         * real.c (real_to_decimal): Accept BUF_SIZE and CROP_TRAILING_ZEROS
4800         as arguments.  Bound DIGITS by the available buffer size.
4801         (real_to_hexadecimal): Likewise.
4802         * real.h (real_to_decimal, real_to_hexadecimal): Update prototypes.
4803         (REAL_VALUE_TO_DECIMAL): Remove.
4804         * c-common.c, c-pretty-print.c, print-rtl.c, print-tree.c,
4805         sched-vis.c, config/arc/arc.c, config/c4x/c4x.c, config/fr30/fr30.c,
4806         config/i370/i370.h, config/i386/i386.c, config/i960/i960.c,
4807         config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
4808         config/m68k/hp320.h, config/m68k/m68k.h, config/m68k/sun2o4.h,
4809         config/m68k/sun3.h, config/mips/mips.c, config/ns32k/ns32k.c,
4810         config/pdp11/pdp11.h, config/vax/vax.h: Update all callers to
4811         use real_to_decimal directly, and with the proper arguments.
4812         * doc/tm.texi (REAL_VALUE_TO_DECIMAL): Remove.
4814 2002-10-15  Jim Wilson  <wilson@redhat.com>
4816         * reload1.c (merge_assigned_reloads): After converting overlapping
4817         reloads to RELOAD_OTHER, abort if there are now conflicting reloads.
4819         * config/i386/i386.md (adddi3_1): Add call to ix86_binary_operator_ok.
4821 Tue Oct 15 22:08:35 CEST 2002  Jan Hubicka  <jh@suse.cz>
4823         * expr.c (do_tablejump): Fix typo in my previous commit.
4825 2002-10-15  Richard Sandiford  <rsandifo@redhat.com>
4827         * config/mips/vr.h (DRIVER_SELF_SPECS): Change %<mgp32 to %{<mgp32}.
4829 2002-10-15  Ulrich Weigand  <uweigand@de.ibm.com>
4831         * config/s390/s390.c (s390_split_branches): Add return
4832         value.  Add parameters TEMP_REG and TEMP_USED.  Use unspec 104.
4834         (find_base_register_in_addr): New function.
4835         (find_base_register_ref): New function.
4836         (replace_base_register_ref): New function.
4838         (struct constant_pool): Add members pool_insn, insns, and anchor.
4839         Remove member last_insn.
4840         (s390_start_pool): Initialize them.
4841         (s390_end_pool): Emit pool placeholder insn.
4842         (s390_add_pool_insn): New function.
4843         (s390_find_pool): Use insns bitmap instead of addresses.
4844         (s390_dump_pool): Replace placeholder insn.  Emit anchor.
4845         Replace unspec 104 by local-pool-relative references.
4846         (s390_output_constant_pool): Output anchor label if required.
4847         (s390_output_symbolic_const): Handle unspec 104 and 105.
4848         (s390_add_pool): Remove, replace by ...
4849         (s390_add_constant, s390_find_constant): ... these new functions.
4850         (s390_add_anchor): New function.
4852         (s390_chunkify_pool): Delete, replace by ...
4853         (s390_chunkify_start, s390_chunkify_finish,
4854         s390_chunkify_cancel): ... these new functions.
4855         (s390_optimize_prolog): Add parameter TEMP_REGNO.
4856         Recompute register live data for special registers.
4857         (s390_fixup_clobbered_return_reg): New function.
4858         (s390_machine_dependent_reorg): Rewrite to use new
4859         s390_chunkify_... routines.
4861         config/s390/s390.md ("reload_base"): Rename to ...
4862         ("reload_base_31"): ... this.
4863         ("reload_base_64"): New insn.
4864         ("reload_base2"): Remove.
4865         ("reload_anchor"): New insn.
4866         ("pool"): New insn.
4868         s390.c (s390_pool_overflow): Remove.
4869         s390.h (s390_pool_overflow): Likewise.
4870         s390.md ("cjump", "icjump", "doloop_si"): Remove s390_pool_overflow.
4872 Tue Oct 15 16:51:04 2002  J"orn Rennecke <joern.rennecke@superh.com>
4874         * sh.md (movv8qi_i+2): Don't split if source is -1.
4876 2002-10-15  Janis Johnson  <janis187@us.ibm.com>
4878         * doc/install.texi: Formatting changes for conformance to HTML 4.01.
4880 2002-10-15  Ulrich Weigand  <uweigand@de.ibm.com>
4882         PR opt/7409
4883         * loop.c (loop_regs_scan): Mark registers used for function
4884         argument passing as MAY_NOT_OPTIMIZE.
4886 Mon Oct 14 19:22:19 CEST 2002  Jan Hubicka  <jh@suse.cz>
4888         * gcov-io.h (gcov_info): Fix type.
4889         * profile.c (create_profiler): Fix type mismatch.
4891 Mon Oct 14 20:33:12 CEST 2002  Jan Hubicka  <jh@suse.cz>
4893         * i386.md (movv2di_internal): New pattern.
4894         (movv2df_internal, movv8hi_internal, movv16qi_internal): Fix predicate.
4895         (movv2di): New expander.
4896         * i386.c (ix86_preferred_reload_class): Return NO_REGS for vector operands.
4898         * i386.c (ix86_expand_timode_binop_builtin): Delete.
4899         (builtin_description): Add SSE1 logicals; rename SSE2 logicals.
4900         (ix86_init_mmx_sse_builtins): Kill SSE1 logicals.
4901         (ix86_expand_builtin): Likewise.
4902         * i386.h (sse_andti4_df_1, sse_andti3_df_2, sse_andti3_sf_1, sse_andti3_sf_2,
4903         sse_andti3,
4904         sse_andnti4_df_1, sse_andti3_df_2, sse_andti3_sf_1, sse_andti3_sf_2,
4905         sse_andnti3,
4906         sse_orti4_df_1, sse_orti3_df_2, sse_orti3_sf_1, sse_orti3_sf_2,
4907         sse_orti3,
4908         sse_xorti4_df_1, sse_xorti3_df_2, sse_xorti3_sf_1, sse_xorti3_sf_2,
4909         sse_xorti3): Kill.
4910         (sse_andv4sf3, sse_andnv4sf3, sse_orv2df3, sse_xorv2df3, sse_andv2df3,
4911          sse_andnv2df3, sse_orv2df3, sse_xorv2df3): New expanders.
4912         (*sse_andv4sf3, *sse_andnv2df3, *sse_orv4sf3, *sse_xorv4sf3, *sse_andv2df3,
4913          *sse_andnv2df3, *sse_orv2df3, *sse_xorv2df3): New patterns.
4914         (*sse_andsf3, *sse_andndf3, *sse_ordf3, *sse_xordf3, *sse_anddf3,
4915          *sse_andndf3, *sse_orv2df3, *sse_xorv2df3): New patterns.
4917         * xmmintrin.h (__m128i): Define as __v2di.
4919         PR c++/6419
4920         (expand_expr): Use DECL_RTL_SET_P.
4922 2002-10-14  Roger Sayle  <roger@eyesopen.com>
4924         * combine.c (simplify_set):  Treat MODE_CC registers like cc0.
4926 2002-10-14  Roger Sayle  <roger@eyesopen.com>
4927             Zack Weinberg <zack@codesourcery.com>
4929         * config/i386/i386.c (k6_cost): Correct typo.
4931 2002-10-14  Mark Mitchell  <mark@codesourcery.com>
4933         PR optimization/6631
4934         * alias.c (objects_must_conflict_p): Check honor_readonly when
4935         examining TYPE_READONLY.
4936         * function.c (assign_stack_temp_for_type): Likewise.
4938 2002-10-14  Falk Hueffner  <falk.hueffner@student.uni-tuebingen.de>
4940         * config/alpha/alpha.md (extendsidi2_nofix, extendsidi2_fix):
4941         Swap zero extension arguments.
4942         (umaxhi3): Fix instruction class.
4943         PR target/7211
4944         (prefetch): Fix prefetch instructions.
4945         PR target/7238
4946         (pkwb): Fix output constraint.
4948 2002-10-14  Alexandre Oliva  <aoliva@redhat.com>
4950         * config/mips/mips.c (print_operand): Increase buffer size for
4951         real numbers.
4953 2002-10-14  Richard Henderson  <rth@redhat.com>
4955         PR opt/8165
4956         * gcse.c (adjust_libcall_notes): Revert last change.
4957         * simplify-rtx.c (simplify_replace_rtx): Handle LO_SUM.
4959 2002-10-14  Andrew Haley  <aph@redhat.com>
4961         * tree-inline.c (remap_block): All local class initialization
4962         flags go in the outermost scope.
4963         (expand_call_inline): Call java_inlining_map_static_initializers.
4964         (expand_call_inline): Call java_inlining_merge_static_initializers.
4965         * java/lang.c (merge_init_test_initialization): New.
4966         (java_inlining_merge_static_initializers): New.
4967         (inline_init_test_initialization): New.
4968         (java_inlining_map_static_initializers): New.
4970         * tree-inline.c (expand_call_inline): Convert retvar to expected
4971         type.
4973 2002-10-14  Graham Stott  <graham.stott@btinternet.com>
4975         * stmt.c (decl_conflicts_with_clobbers_p): Add REG_P check.
4977 2002-10-14  Aldy Hernandez  <aldyh@redhat.com>
4979         * stmt.c: Fix typo in comment.
4981 Mon Oct 14 11:35:49 2002  J"orn Rennecke <joern.rennecke@superh.com>
4983         * c-common.c (c_common_type_for_mode): Add V2HImode case.
4984         * tree.c (build_common_tree_nodes_2): Initialize
4985         unsigned_V2HI_type_node and V2HI_type_node.
4986         * tree.h (enum tree_index): Add TI_UV2HI_TYPE and TI_V2HI_TYPE.
4987         (unsigned_V2HI_type_node, V2HI_type_node): Define.
4989 2002-10-14  Jakub Jelinek  <jakub@redhat.com>
4991         * config/i386/i386.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
4992         Handle TARGET_64BIT.
4994 2002-10-14  Richard Sandiford  <rsandifo@redhat.com>
4996         * config/mips/vr.h (DRIVER_SELF_SPECS): Define.
4997         * config/mips/t-vr (MULTILIB_OPTIONS): Remove mlong32.
4998         (MULTILIB_DIRNAMES): Remove long32.
4999         (MULTILIB_EXCEPTIONS): Don't build -mabi=32 -mgp32 multilibs.
5000         (MULTILIB_REDUNDANT_DIRS): Remove.
5002 2002-10-14  Richard Sandiford  <rsandifo@redhat.com>
5004         * doc/tm.texi (DRIVER_SELF_SPECS): Document.
5005         * gcc.c (driver_self_specs): New variable.
5006         (do_self_spec): New function.
5007         (main): Use it to process driver_self_specs.
5009 2002-10-13  Richard Henderson  <rth@redhat.com>
5011         * config/i386/i386.c (ix86_function_ok_for_sibcall): Reject
5012         indirect sibcalls when regparm >= 3.
5014         * config/i386/i386.c (sibcall_insn_operand): New.
5015         * config/i386/i386.h (PREDICATE_CODES): Update.
5016         * config/i386/i386-protos.h: Update.
5017         * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
5019         * rtl.c (shallow_copy_rtx): Use memcpy for the entire node.
5021 2002-10-12  Roger Sayle  <roger@eyesopen.com>
5023         * simplify-rtx.c (simplify_binary_operation) [ASHIFTRT]: Optimize
5024         arithmetic right shifts of ~0 during RTL simplifications.
5026 2002-10-12  Neil Booth  <neil@daikokuya.co.uk>
5028         PR preprocessor/7862
5029         PR preprocessor/8190
5030         * gcc.c (cpp_unique_options): Don't delete .d files.
5031         Remove stray whitespace.
5033 2002-10-12  Naohiko Shimizu  <pshimizu@fa2.so-net.ne.jp>
5035         * pdp11.h (ASM_OUTPUT_SKIP): Add preceding 0 for octal constant.
5036         (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Likewise.
5037         * pdp11.c (pdp11_output_function_prologue): 0%o -> %#o.
5038         (pdp11_output_function_epilogue, output_ascii): Likewise.
5039         (output_addr_const_pdp11): Likewise.
5040         * pdp11.md (movdi): Use offsetable memory for floating store.
5041         (lshrsi3, negsi2): Delete irrelevant comment.
5043 2002-10-11  Andreas Bauer  <baueran@in.tum.de>
5045         * config/i386/i386.c (ix86_function_ok_for_sibcall): Allow
5046         indirect calls to be sibcall optimized.
5047         * config/i386/i386.md (sibcall_1): New.
5048         (call_1): Add no-sibcalls condition.
5049         (sibcall_value_1): New.
5050         (call_value_1): Add no-sibcalls condition.
5052 2002-10-11  Eric Christopher  <echristo@redhat.com>
5054        * output.h (default_valid_pointer_mode): Declare.
5055        * varasm.c (default_valid_pointer_mode): Define.
5056        * target-def.h (TARGET_VALID_POINTER_MODE): Use.
5057        * target.h: Ditto.
5058        * tree.c (build_pointer_type_for_mode): New function.
5059        (build_pointer_type): Use.
5060        (build_reference_type_for_mode): New function.
5061        (build_reference_type): Use.
5062        * tree.h: Declare new functions.
5063        * c-common.c (handle_mode_attribute): Use new functions, check
5064        for type.
5065        * stor-layout.c (layout_type): Depend on machine mode for
5066        REFERENCE_TYPE and POINTER_TYPE.
5067        * dwarf2out.c (simple_type_size_in_bits): Move upward in file.
5068        (modified_type_die): Use instead of PTR_SIZE for POINTER_TYPE
5069        and REFERENCE_TYPE.
5070        * config/mips/mips.c (mips_valid_pointer_mode): New function.
5071        (TARGET_VALID_POINTER_MODE): Use and define.
5072        * config/mips/mips-protos.h (mips_valid_pointer_mode): Declare.
5074 2002-10-11  Geoffrey Keating  <geoffk@apple.com>
5076         * cse.c (mention_regs): Set SUBREG_TICKED to the register number,
5077         not the address of the REG.
5078         (struct cse_reg_info): Make subreg_ticked unsigned.
5080 2002-10-11  Janis Johnson  <janis187@us.ibm.com>
5082         * doc/compat.texi: Add info about C++ libraries.
5084 2002-10-11  Richard Henderson  <rth@redhat.com>
5086         PR opt/8165
5087         * gcse.c (adjust_libcall_notes): Also adjust notes for INSN.
5089 2002-10-11  John David Anglin  <dave@hiauly1.hia.nrc.ca>
5091         * cfganal.c (dfs_enumerate_from): Use PARAMS.
5092         * genautomata.c (output_insn_code_cases): Likewise.
5093         * real.c (real_format): Likewise.
5094         * tree.c (tree_size): Revise expressions using TREE_CODE_LENGTH to
5095         ensure value is promoted before doing subtraction.
5097 Fri Oct 11 22:22:38 CEST 2002  Jan Hubicka  <jh@suse.cz>
5099         * calls.c (expand_call): Simplify noreturn call.
5101         PR c/7344
5102         * cfgbuild.c (make_edges): Create edge cache when we do have
5103         large jumptable.
5104         * expr.c (do_tablejump): Note size of maximal jumptable.
5105         * function.c (prepare_function_start): Zero out size.
5106         * function.h (function): Add max_jumptable_ents.
5108         * cfgcleanup.c (insn_match_p): Verify sibcall flag for calls to.
5110 Fri Oct 11 12:34:33 2002  J"orn Rennecke <joern.rennecke@superh.com>
5112         * sh.md (movv8qi_i+2): For V8QI destinations, generate V4HI
5113         register for mperm_w operation.
5115 Fri Oct 11 10:56:17 2002  J"orn Rennecke <joern.rennecke@superh.com>
5117         * emit-rtl.c (gen_lowpart_common): When asked to make a vector from
5118         an integer, use simplify_gen_subreg.
5120 2002-10-10  Diego Novillo  <dnovillo@redhat.com>
5122         * calls.c (flags_from_decl_or_type): Make extern.
5123         (ECF_*): Move ...
5124         * rtl.h (ECF_*): ... here.
5125         (flags_from_decl_or_type): Declare.
5127 2002-10-10  Roger Sayle  <roger@eyesopen.com>
5128             Nathan Sidwell <nathan@codesourcery.com>
5130         * fold-const.c (fold) [RSHIFT_EXPR]: Optimize arithmetic right
5131         shifts of the form -1 >> x.
5133 Thu Oct 10 16:52:55 CEST 2002  Jan Hubicka  <jh@suse.cz>
5135         * cfgcleanup.c (insn_match_p): Verify sibcall flag for calls to.
5137 2002-10-10  Aldy Hernandez  <aldyh@redhat.com>
5139         * extend.texi (Vector Extensions): Remove comment about single
5140         element vectors.
5142 2002-10-10  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
5144         * fold-const.c (size_htab_hash): Use htab_hash_pointer.
5145         * function.c (insns_for_mem_hash): Likewise.
5146         * varasm.c (STRHASH): Likewise.
5148 2002-10-10  Stuart Hastings  <stuart@apple.com>
5150         * cse.c (struct cse_reg_info): Add subreg_ticked.
5151         (SUBREG_TICKED): New.
5152         (get_cse_reg_info): Initialize SUBREG_TICKED.
5153         (mention_regs): Use it.
5154         (invalidate): Set SUBREG_TICKED.
5155         (invalidate_for_call): Likewise.
5156         (addr_affects_sp_p): Likewise.
5158 2002-10-10  Jakub Jelinek  <jakub@redhat.com>
5160         * config/i386/i386.md (tls_local_dynamic_base): Put pic reg
5161         into proper operand.
5163 2002-10-10  Denis Chertykov  <denisc@overta.ru>
5165         * config/ip2k/ip2k.c (function_epilogue): Optimize stack
5166         deallocation.
5167         * config/ip2k/libgcc.S: Combine routines used by function
5168         epilogue.
5170 2002-10-10  Jim Wilson  <wilson@redhat.com>
5172         * cse.c (fold_rtx): Don't perform associative optimization for DIV and
5173         UDIV.
5175 2002-10-10  David Edelsohn  <edelsohn@gnu.org>
5177         * config/rs6000/aix52.h: New file.
5178         * config/rs6000/t-aix52: New File.
5179         * config.gcc (rs6000-ibm-aix5.1.*): New entry.
5180         (rs6000-ibm-aix[56789].*): Default to AIX 5.2.
5182 Thu Oct 10 19:37:54 CEST 2002  Jan Hubicka  <jh@suse.cz>
5184         PR target/5610
5185         * invoke.texi (-msse-math): Kill
5186         (-msse): Add note to mfpmath=sse.
5188 Thu Oct 10 17:08:30 CEST 2002  Jan Hubicka  <jh@suse.cz>
5190         PR target/7723
5191         * i386.c (ix86_expand_vector_move): Do not generate const0->mem moves.
5193 2002-10-10  Neil Booth  <neil@daikokuya.co.uk>
5195         PR preprocessor/8179
5196         * gcc.c (cpp_options): Add {ansi}, move %{m*} to same location
5197         as cc1_options.
5198         (default_compilers): Pass debug options when preprocessing
5199         stdin.
5201 2002-10-06  Richard Henderson  <rth@redhat.com>
5203         * toplev.c (rest_of_compilation): Revert opt/2960 change.
5205 Wed Oct  9 21:18:43 CEST 2002  Jan Hubicka  <jh@suse.cz>
5207         * i386.c (*_cost): Add branch costs.
5208         (override_options): set ix86_branch_cost.
5209         (ix86_expand_int_movcc): Use BRANCH_COST.
5210         * i386.h (costs): Add branch_cost.
5212 2002-10-09  Zack Weinberg  <zack@codesourcery.com>
5214         PR c/7353
5215         * c-decl.c (start_decl): Unconditionally issue error for
5216         'typedef foo = bar'.
5217         (finish_decl): Remove special case for TYPE_DECL with initializer.
5219         * doc/extend.texi: Delete "Naming Types" section.  Change all
5220         cross-references to that section to refer to "Typeof" instead.
5221         Add the useful safe-max()-macro example from "Naming Types" to
5222         "Typeof", rewritten using that extension.  Add some compatibility
5223         notes to "Typeof."
5225 2002-10-09  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
5227         * loop.c: Revert 2002-08-15 change.
5228         (LOOP_REGNO_NREGS): Ensure type is int.
5230 2002-10-09  David Edelsohn  <edelsohn@gnu.org>
5232         * config/rs6000/rs6000.md (extenddftf2): Change to define_insn
5233         which copies first FPR and clears second.
5234         (extendsftf2): Same.
5235         (floatditf2): Fix typo.
5236         (floatsitf2): Same.
5237         (fix_trunctfdi2): Same.
5238         (fix_trunctfsi2): Same.
5240 2002-10-09  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
5242         * conflict.c (arc_hash): Change return type to hashval_t.
5243         * cselib.c (get_value_hash): Likewise.
5244         * genautomata.c (automaton_decl_hash, insn_decl_hash, decl_hash,
5245         state_hash, automata_list_hash): Likewise.
5246         * read-rtl.c (def_hash): Likewise.
5247         * tree.c (type_hash_hash): Likewise.
5249 2002-10-08  Aldy Hernandez  <aldyh@redhat.com>
5251         * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Call
5252         prologue_epilogue_contains instead of using REG_MAYBE_DEAD notes.
5254 Wed Oct  9 15:54:49 2002  J"orn Rennecke <joern.rennecke@superh.com>
5256         * sh.md (ffssi2): Fix emitted code.
5258 2002-10-09  Ulrich Weigand  <uweigand@de.ibm.com>
5260         * cse.c (insn_live_p): Pass insn pattern, not full insn
5261         to may_trap_p.
5263 2002-10-09  Neil Booth  <neil@daikokuya.co.uk>
5265         * cppmacro.c (paste_tokens): Only allow / to paste with =.
5267 2002-10-09  David Edelsohn  <edelsohn@gnu.org>
5269         * config/rs6000/rs6000.md (movdf splitter): Use gen_int_mode on
5270         64-bit hosts.
5271         (movtf_internal): Reference correct displacement for second value
5272         in memory.
5273         (movtf splitter): Correct generation of constants in 64-bit mode.
5275 2002-10-09  Alan Modra  <amodra@bigpond.net.au>
5277         * libgcc2.c (__floatdisf): Properly cure double rounding.
5279 2002-10-09  Gabriel Dos Reis  <gdr@integrable-solutions.net>
5281         * c-common.c (cb_register_builtins): Define __WCHAR_MAX__.
5282         * doc/cpp.texi (Common Predefined Macros): Document.
5284 2002-10-09  Gabriel Dos Reis  <gdr@integrable-solutions.net>
5286         PR doc/7484
5287         * doc/invoke.texi (Option Summary): List
5288         -Wmissing-declarations as a C only option.
5290 2002-10-08  Roger Sayle  <roger@eyesopen.com>
5292         * fold-const.c (fold) [LROTATE_EXPR, RROTATE_EXPR]: Optimize
5293         left and right rotates of ~0, i.e. integer_all_onesp (arg0).
5294         [LSHIFT_EXPR, RSHIFT_EXPR]: Optimize shifts and rotates of zero.
5296 Tue Oct  8 01:24:19 CEST 2002  Jan Hubicka  <jh@suse.cz>
5298         * i386.c (x86_sse_partial_reg_dependency, x86_sse_partial_regs,
5299         x86_sse_typeless_stores, x86_sse_load0_by_pxor): New global
5300         variables.
5301         (safe_vector_operand): Update sse_clrv4sf call.
5302         (ix86_expand_buildin): Likewise
5303         * i386.h (x86_sse_partial_reg_dependency, x86_sse_partial_regs,
5304         x86_sse_typeless_stores, x86_sse_load0_by_pxor): Declare.
5305         (TARGET_SSE_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REGS,
5306         TARGET_SSE_TYPELESS_STORES, TARGET_SSE_TYPELESS_LOAD0): New
5307         macros.
5308         * i386.md (movsf*, movdf*, movti, movv4sf, movv2df, movv16qi, movv8hi,
5309         movv4si):  Obey the new flags.
5310         (floatsi2sf, floatdi2sf, truncatedf2sf): Emit extra load of 0 to avoid
5311         reformating penalty.
5312         (anddf, cmov patterns): Avoid reformating by first converting.
5313         (sse_cvtsd2ss): Fix predicate.
5314         (sse2_clrti): Fix mode,
5315         (sse_clrv4sf): Avoid unspec.
5317 2002-10-08  Jakub Jelinek  <jakub@redhat.com>
5319         * config/sparc/t-linux64 (MULTILIB_OPTIONS): Remove
5320         mno-app-regs|mcmodel=medany.
5321         (MULTILIB_DIRNAMES, MULTILIB_OSDIRNAMES): Remove alt.
5322         (MULTILIB_EXCEPTIONS, MULTILIB_EXCLUSIONS, MULTILIB_MATCHES): Remove.
5323         (CRTSTUFF_T_CFLAGS): Define.
5325 2002-10-08  Roger Sayle  <roger@eyesopen.com>
5327         PR target/8087
5328         * simplify-rtx.c (avoid_constant_pool_reference):  Allow constant
5329         pool references that are constructed using LO_SUM.
5331 2002-10-08  Nathan Sidwell  <nathan@codesourcery.com>
5333         * c-opts.c (c_common_decode_option): Add warn_strict_aliasing to
5334         -Wall.
5335         * c-typeck.c (build_c_cast): Use warn_strict_aliasing, tweak
5336         message.
5337         * flags.h (warn_strict_aliasing): Declare.
5338         * toplev.c (warn_strict_aliasing): Define.
5339         (lang_independent_options): Add it.
5340         * doc/invoke.texi (-Wstrict-aliasing): Document it.
5342 2002-10-08  Zack Weinberg  <zack@codesourcery.com>
5344         * system.h (GCCBUGURL): Delete.
5345         * version.c (bug_report_url): New.  Add commentary about
5346         modifying both these strings in modified distributions.
5347         * version.h: Declare bug_report_url.
5349         * diagnostic.c, gcc.c, gcov.c: Globally replace GCCBUGURL with
5350         bug_report_url.
5352 2002-10-08  Nick Clifton  <nickc@redhat.com>
5354         * config/rs6000/spe.h (__ev_set_acc_u64): Use __ev_create_u64 to
5355         convert uint64_t into __ev64_opaque__.
5356         (__ev_set_acc_s64): Likewise, but using signed types.
5358 2002-10-08  Ulrich Weigand  <uweigand@de.ibm.com>
5360         * config/s390/s390.md ("*doloop_si_long"): Add missing operand.
5361         ("*doloop_di_long"): Likewise.
5363 Tue Oct  8 16:50:10 CEST 2002  Jan Hubicka  <jh@suse.cz>
5365         * print-rtl.c (print_rtx): Increase buffer size for real numbers.
5367 2002-10-08  Richard Sandiford  <rsandifo@redhat.com>
5369         * config/mips/mips.md (define_attr cpu): Add r4111.
5371 2002-10-08  Anthony Green  <green@redhat.com>
5373         * bitmap.c (bitmap_equal_p): Clear all bitmap_head fields.
5375 2002-10-08  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
5377         * config/c4x/c4x.c (c4x_print_operand): Enlarge buffer
5378         for REAL_VALUE_TO_DECIMAL output.
5380 2002-10-07  Richard Henderson  <rth@redhat.com>
5382         * cse.c (fixed_base_plus_p): Turn FIXED_BASE_PLUS_P into a
5383         function; cleanup PLUS case by using recursion.  Update all users.
5384         (NONZERO_BASE_PLUS_P): Remove.
5385         (find_comparison_args): Use rtx_addr_can_trap_p instead.
5386         (fold_rtx): Use nonzero_address_p.
5387         * rtl.h (nonzero_address_p): Declare.
5388         * rtlanal.c (rtx_varies_p): Handle ADDRESSOF.
5389         (rtx_addr_can_trap_p): Likewise.
5390         (nonzero_address_p): New.
5391         * simplify-rtx.c (NONZERO_BASE_PLUS_P): Remove.
5392         (simplify_relational_operation): Use nonzero_address_p.
5394 2002-10-07  David Edelsohn  <edelsohn@gnu.org>
5396         * config/rs6000/rs6000.c (rs6000_override_options): Set
5397         real_format_for_mode for IBM extended format, if enabled.
5398         (easy_fp_constant): Add TFmode.
5399         (rs6000_legitimize_address): Add TFmode.
5400         (rs6000_legitimate_address): Same.
5401         (function_arg_advance): TFmode uses two FPRs.
5402         (rs6000_emit_prologue): Fix warning.
5403         (rs6000_output_function_epilogue): Add TFmode.
5404         (output_toc): Add TFmode.
5405         * rs6000.h (SLOW_UNALIGNED_ACCESS): Add TFmode.
5406         (LEGITIMATE_OFFSET_ADDRESS_P): Add TFmode.
5407         * rs6000.md (movtf splitter): Load TFmode constant.
5409 2002-10-07  Dale Johannesen  <dalej@apple.com>
5411         * rtl.h:  Add NOTE_PRECONDITIONED.
5412         * unroll.c:  Set it.
5413         * loop.c:  Set loop_info->preconditioned from it.
5414         * doloop.c:  Permit doloop treatment when loop_info->preconditoned.
5416 2002-10-07  Richard Henderson  <rth@redhat.com>
5418         * config/i960/i960.c (i960_setup_incoming_varargs): Create a
5419         new rtx for comparing the argument pointer against zero.
5420         (i960_va_start): Similarly.
5422 2002-10-07  Richard Henderson  <rth@redhat.com>
5424         * config/i960/i960.md (*): Use TFmode, not XFmode.
5425         * config/i960/i960.c (*): Likewise.
5426         (i960_arg_size_and_align): Remove XFmode alignment hack.
5427         (i960_round_align): Merge code from ROUND_TYPE_ALIGN.
5428         * config/i960/i960.h (LONG_DOUBLE_TYPE_SIZE): Use 128, not 96.
5429         (MAX_LONG_DOUBLE_TYPE_SIZE): Likewise.
5430         (DATA_ALIGNMENT, ROUND_TYPE_SIZE): Remove.
5432 2002-10-07  Richard Henderson  <rth@redhat.com>
5434         * config/fp-bit.c (EXTENDED_FLOAT_STUBS): Flush out all XF/TFmode
5435         entry points; use void return value and argument list.
5437 2002-10-06  Andreas Bauer  <baueran@in.tum.de>
5439         * calls.c (expand_call): Fix function-is-volatile check.
5441 2002-10-05  Naohiko Shimizu <nshimizu@keyaki.cc.u-tokai.ac.jp>
5443         * t-pdp11: Add MULTILIB support for msoft-float.
5444         * pdp11.h (LEGITIMATE_CONSTANT_P): Fix soft-float case.
5446         * t-pdp11: Add LIB2FUNCS_EXTRA.
5447         * pdp11.c (pdp11_output_function_prologue): Restrict offset to 16bit,
5448         add preceding 0 to the octal constant, rename 'fp' to 'r5', rename
5449         'fldd' to 'ldd', rename 'fstd' to 'std'.
5450         (pdp11_output_function_epilogue): Likewise.
5451         (output_move_quad): Make the comment gas compatible.
5452         (output_ascii): Add preceding 0 to the octal constant.
5453         (print_operand_address): Add pre_modify, post_modify.
5454         (output_addr_const_pdp11): Add preceding 0 to the octal constant.
5455         * pdp11.h (GO_IF_LEGITIMATE_ADDRESS) : Add 'movb' pre_modify case
5456         with the indication of Paul Koning.
5457         (PRINT_OPERAND): Fix floating constant.
5458         * pdp11.md (movdi): Restrict matching pattern.
5459         (movqi): Generalize the matching pattern.
5460         (movdf): Restrict matching pattern.
5461         (zero_extendqihi2): Change constant representation.
5462         (floatsidf2): Fix wrong operands.
5463         (addqi3): Fix wrong instruction name.
5464         (subqi3): Fix wrong instruction name.
5465         (andsi3, andhi3, andqi3): Simplify and fix to use 'bic'.
5466         (xorsi3): Fix wrong insn.
5467         (one_cmplqi2): Add two operand pattern.
5468         (lsrsi3): New.
5469         (negsi2): New.
5470         (call): Add register indirect case.
5471         (mod): Fix wrong subreg.
5473 2002-10-06  Eric Botcazou  <ebotcazou@libertysurf.fr>
5474             Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5476         PR c/7411
5477         * expr.c (expand_expr) [PLUS]: Simplify after the operands
5478         have been expanded in EXPAND_NORMAL mode.
5480 2002-10-06  Richard Henderson  <rth@redhat.com>
5482         * config/rs6000/rs6000.md (load_toc_v4_PIC_2): Fix base constraint.
5484 2002-10-06  Richard Henderson  <rth@redhat.com>
5486         PR optimization/2960
5487         * toplev.c (rest_of_compilation): Don't copy_loop_headers if
5488         optimize_size.
5490 2002-10-06  Alexandre Oliva  <aoliva@redhat.com>
5492         * config/mips/mips.h (SIZE_TYPE, PTRDIFF_TYPE): Override
5493         previously definitions.
5495 2002-10-06  Frank Ch. Eigler  <fche@redhat.com>
5497         * cppinit.c (init_standard_includes, parse_option): Use strncmp.
5498         * c-opts.c (find_opt): Similarly.
5500 Sat Oct  5 22:48:06 CEST 2002  Jan Hubicka  <jh@suse.cz>
5502         * athlon.md: rewrite to DFA.
5503         * i386 (ix86_adjust_cost): Drop memory latency code.
5504         (ia32_use_dfa_pipeline_interface): Return true for Athlon.
5506 2002-10-05  Jakub Jelinek  <jakub@redhat.com>
5508         * gcc.c (set_multilib_dir): Don't access *end.
5509         Use memcpy instead of strncpy.  Don't write beyond malloced buffer.
5510         (print_multilib_info): Don't show paths starting with ".:".
5511         * genmultilib: Add new option, "yes" if multilibs are enabled.
5512         Update comments.  If multilibs not enabled, print .:${osdirout}
5513         for each directory.  If multilibs are enabled, always print
5514         ${dirout}:${osdirout}, even if the two are the same.
5515         * Makefile.in (s-mlib): Pass @enable_multilib@ to genmultilib.
5516         Pass all MULTILIB_* variables to genmultilib even if
5517         --disable-multilib but MULTILIB_OSDIRNAMES is not empty.
5519 2002-10-04  Zack Weinberg  <zack@codesourcery.com>
5521         * gcc.c (process_command): Set .validated for -pipe.  Correct
5522         grammar in comment.
5524 2002-10-04  Bruce Korb  <bkorb@gnu.org>
5526         * fixinc/inclhack.def(hpux11_abs):  use format fix
5527         * fixinc/fixincl.x: regenerate
5528         * fixinc/tests/base/stdlib.h: accommodate new fix test
5530 Sat Oct  5 19:42:45 CEST 2002  Jan Hubicka  <jh@suse.cz>
5532         * c-common.c (cb_register_builtins):  Use really_no_inline.
5534 2002-10-04  David Edelsohn  <edelsohn@gnu.org>
5536         * unroll.c (copy_loop_body): Remove REG_EQUAL note attached to
5537         copied instruction if the note is not loop invariant.
5539 2002-10-04  Loren J. Rittle  <ljrittle@acm.org>
5541         * gcc/ginclude/stddef.h: Support the FreeBSD 5 typedef system.
5543 2002-10-04  Steve Ellcey  <sje@cup.hp.com>
5545         * doc/invoke.texi (HPPA):  Add -mlinker-opt, -mgnu-ld,
5546         and -mhp-ld options to list of options.  Add -mgnu-ld
5547         and -mhp-ld option descriptions.
5549 2002-10-04  Steve Ellcey  <sje@cup.hp.com>
5551         * fixinc/inclhack.def (hpux11_abs):  New.
5552         (stdio_va_list): change __va_list__ to __gnuc_va_list.
5553         * fixinc/fixincl.x: Rebuild.
5555 2002-10-04  Roger Sayle  <roger@eyesopen.com>
5557         * config/i386/i386.h (processor_costs): Add new fields fadd,
5558         fmul, fdiv, fabs, fchs and fsqrt to costs structure.
5559         (RTX_COSTS): Use these fields to determine the RTX costs
5560         of floating point addition/subtraction, multiplication,
5561         division, fabs, negation and square root respectively.
5562         * config/i386/i386.c (size_cost): Provide instruction sizes
5563         for these new fields.
5564         (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
5565         k6_cost, athlon_cost, pentium4_cost): Provide typical cycle
5566         counts for these new fields for all x86 processor variants.
5568 2002-10-04  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
5570         * mips.c (mips_const_double_ok): Delete unused variable.
5572         * gengtype.c (rtx_next): Change type to int.
5574 2002-10-04  Andreas Jaeger  <aj@suse.de>
5576         * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Fix value.
5578 2002-10-04  Richard Henderson  <rth@redhat.com>
5580         * real.h (SIGNIFICAND_BITS): Add one more word.
5581         (CONST_DOUBLE_FORMAT): Accomodate 6 words.
5582         * real.c (times_pten): New.
5583         (real_to_decimal, real_from_string): Use it.
5584         (sticky_rshift_significand): Use & to find modulus.
5585         (rshift_significand, lshift_significand): Likewise.
5586         (do_divide): Apply sticky bit after normalization.
5587         (real_to_decimal, real_to_hexadecimal): Fix sign of Inf and NaN.
5589 2002-10-03  Andreas Bauer  <baueran@in.tum.de>
5591         * doc/tm.texi (FUNCTION_OK_FOR_SIBCALL): Remove.
5592         (TARGET_FUNCTION_OK_FOR_SIBCALL): New.
5594 2002-10-03  Andreas Jaeger  <aj@suse.de>
5596         * gengtype.c (adjust_field_rtx_def): Cast variables of type size_t
5597         to unsigned long, adjust printf format string.
5598         (output_mangled_typename): Likewise.
5600 2002-10-03  Jason Thorpe  <thorpej@wasabisystems.com>
5602         * config/vax/vax.c (vax_output_function_prologue): Use asm_fprintf.
5603         * config/vax/vax.h (VAX_FUNCTION_PROFILER_NAME): New.
5604         (FUNCTION_PROFILER): Rewrite to use ASM_GENERATE_INTERNAL_LABEL,
5605         assemble_name, asm_fprintf, and VAX_FUNCTION_PROFILER_NAME.
5606         (ASM_OUTPUT_MI_THUNK): Use asm_fprintf instead of REGISTER_PREFIX.
5607         (PRINT_OPERAND_PUNCT_VALID_P): Fix comment.
5608         * config/vax/elf.h (FUNCTION_PROFILER): Remove.
5609         (VAX_FUNCTION_PROFILER_NAME): Redefine as "__mcount".
5611 2002-10-03  Mark Mitchell  <mark@codesourcery.com>
5613         * doc/invoke.texi (-Wabi): Document mangling bug.
5615 2002-10-04  Alan Modra  <amodra@bigpond.net.au>
5617         * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Use a
5618         name for the tbtab label that depends on the function asm name.
5619         Don't output tbtab label unless optional_tbtab.
5620         (output_mi_thunk): Formatting.
5622 2002-10-03  Richard Henderson  <rth@redhat.com>
5624         * config/m68k/m68k.h (OVERRIDE_OPTIONS): Move additional code ...
5625         * config/m68k/m68k.c (override_options): ... here.
5626         * config/m68k/m68kelf.h (OVERRIDE_OPTIONS): Remove.
5627         * config/m68k/m68kv4.h (OVERRIDE_OPTIONS): Remove.
5628         * config/m68k/linux.h (SUBTARGET_OVERRIDE_OPTIONS): Remove.
5629         * config/m68k/netbsd-elf.h (SUBTARGET_OVERRIDE_OPTIONS): Remove.
5631 2002-10-03  Richard Henderson  <rth@redhat.com>
5633         * real.h (struct real_value): Use ENUM_BITFIELD.
5635 2002-10-03  Richard Henderson  <rth@redhat.com>
5637         * config/i960/i960.md (call, call_value): Use emit_call_insn.
5639 2002-10-03  Steve Ellcey  <sje@cup.hp.com>
5641         * config/pa/pa64-hpux.h (INIT_ENVIRONMENT): New.
5643 2002-10-03  Steve Ellcey  <sje@cup.hp.com>
5645         * config.gcc (hppa*64*-*-hpux11*): Check gnu_ld.
5646         * config/pa/pa.h (MASK_GNU_LD): New.
5647         (TARGET_GNU_LD): New.
5648         * config/pa/pa64-hpux.h (LINK_SPEC): Set based
5649         on gnu-ld and MASK_GNU_LD.
5650         (SUBTARGET_SWITCHES): New gnu-ld & hp-ld flags.
5652 Thu Oct  3 23:35:51 CEST 2002  Jan Hubicka  <jh@suse.cz>
5654         * i386.c (athlon_cost): Fix the move costs.
5656 Thu Oct  3 23:20:58 CEST 2002  Jan Hubicka  <jh@suse.cz>
5658         * final.c (final): Use symbol name as function name for profiling.
5659         * profile.c (get_exec_counts): Likewise.
5660         (branch_prob): Likewise.
5662 2002-10-03  Jakub Jelinek  <jakub@redhat.com>
5664         * longlong.h (__udiv_qrnnd): Remove PARAMS from prototype.
5666 2002-10-03  Jakub Jelinek  <jakub@redhat.com>
5668         * gcc.c (print_multi_os_directory): New variable.
5669         (option_map): Support --print-multi-os-directory.
5670         (struct prefix_list): Add os_multilib field.
5671         (multilib_os_dir): New variable.
5672         (static_specs): Add multilib_options.
5673         (find_a_file): Add multilib argument.  Search in GCC or OS multilib
5674         subdirs if nonzero.
5675         (read_specs, execute): Update callers.
5676         (find_file): Likewise.  Don't prefix name with multilib_dir, instead
5677         pass 1 as multilib option.
5678         (display_help): Include --print-multi-os-directory.
5679         (add_prefix): Add os_multilib argument.  Initialize pl->os_multilib.
5680         (process_command): Update callers.  Handle --print-multi-os-directory.
5681         (do_spec_1) ['D']: Use multilib_os_directory if pl->os_multilib is
5682         set.
5683         (main): Update find_a_file and add_prefix callers.
5684         Handle print_multi_os_directory.
5685         (struct mdswitchstr): New.
5686         (mdswitches, n_mdswitches): New variables.
5687         (used_arg): Add MULTILIB_DEFAULT switches too if they are not
5688         present on the command line nor their mutually incompatible
5689         switches.
5690         (default_arg): Optimize.
5691         (set_multilib_dir): Compute multilib_os_dir.  Initialize mdswitches
5692         array.
5693         (print_multilib_info): Only print GCC multilib dir name, not OS
5694         multilib dirname.
5695         * genmultilib: Add osdirnames parameter.  Output multilib_options
5696         variable.  If osdirnames is specified, output dirnames as
5697         dirname:osdirname.
5698         * mklibgcc.in: Use MULTILIB_OSDIRNAMES, --print-multi-directory
5699         and --print-multi-os-directory instead of SHLIB_SLIBDIR_SUFFIXES
5700         to compute libgcc_s soname and install path.
5701         * Makefile.in (libgcc.mk): Pass MULTILIB_OSDIRNAMES instead of
5702         SHLIB_SLIBDIR_SUFFIXES to mklibgcc.
5703         (s_mlib): Pass MULTILIB_OSDIRNAMES or nothing as last genmultilib
5704         argument.
5706         * config/sparc/t-linux64 (MULTILIB_OSDIRNAMES): Set.
5707         (SHLIB_SLIBDIR_SUFFIXES): Remove.
5708         * config/sparc/linux64.h (STARTFILE_SPEC32, STARTFILE_SPEC64,
5709         ENDFILE_SPEC32, ENDFILE_SPEC64, ENDFILE_COMMON): Remove.
5710         (STARTFILE_SPEC, ENDFILE_SPEC): Don't distinguish between -m32
5711         and -m64.
5712         * config/sparc/t-sol2-64 (MULTILIB_OSDIRNAMES): Set.
5713         (SHLIB_SLIBDIR_SUFFIXES): Remove.
5714         * config/sparc/sol2-bi.h (STARTFILE_ARCH64_SPEC): Remove.
5715         (STARTFILE_ARCH_SPEC): Remove.
5716         * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Set.
5717         (SHLIB_SLIBDIR_SUFFIXES): Remove.
5718         * config/i386/linux64.h (STARTFILE_PREFIX_SPEC): Remove.
5719         * config/mips/t-iris6 (MULTILIB_OSDIRNAMES): Set.
5720         (SHLIB_SLIBDIR_SUFFIXES): Remove.
5722 Thu Oct  3 21:42:20 CEST 2002  Jan Hubicka  <jh@suse.cz>
5724         * predict.c (choose_function_section): Avoid choice for linkonce functions.
5726 Thu Oct  3 15:15:00 CEST 2002  Jan Hubicka  <jh@suse.cz>
5728         * i386.md (lea to mul peep2): Fix condition.
5730 2002-10-02  John David Anglin  <dave@hiauly1.hia.nrc.ca>
5732         * pa-linux.h (FUNCTION_OK_FOR_SIBCALL): Delete macro.
5733         * pa32-linux.h (FUNCTION_OK_FOR_SIBCALL): Define.
5735 2002-10-02  David Mosberger-Tang  <David.Mosberger@acm.org>
5737         * unwind.h (_Unwind_GetTextRelBase): Mark _C argument with
5738         attribute "unused".
5740         * config/t-libunwind: Mention unwind-sjlj.c.
5741         * unwind-libunwind.c: Change #ifdef __USING_LIBUNWIND_EXCEPTIONS__
5742         to #ifndef __USING_SJLJ_EXCEPTIONS__.
5744         * configure.in: Move sjlj-exceptions and --enable-libunwind-exceptions
5745         before inclusion of config.gcc, but after configuring the compiler etc.
5746         Determine default value for --enable-libunwind-exceptions based on
5747         whether the host has a libunwind library (not guaranteed to be correct,
5748         but it's a reasonable first guess and can always be overridden with an
5749         explicit --enable/disable-libunwind-exceptions.
5750         * config.gcc: For target ia64*-*-linux*, mention t-libunwind as a
5751         tmake_file when $use_libunwind_exceptions is enabled.
5752         * Makefile.in: Update comment: LIB2ADDEH is updated not just by
5753         ia64 (e.g., config/t-linux also updates it).
5754         * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS]: Mention -lunwind
5755         along with the shared version of libgcc since the latter requires
5756         the former.
5757         * unwind-libunwind.c: New file.
5758         * config/t-libunwind: Ditto.
5760 2002-10-02  Nathanael Nerode  <neroden@gcc.gnu.org>
5762         * config.gcc: Remove support for vax-*-vms*.
5763         * config/vax/vms.h: Remove.
5764         * config/vax/xm-vms.h: Remove.
5765         * config/vax/vax-protos.h: Remove VMS-specific code.
5766         * config/vax/vax.c: Remove VMS-specific code.
5768 2002-10-02  Richard Henderson  <rth@redhat.com>
5770         PR opt/7124
5771         * config/i386/i386.c (ix86_register_move_cost): Increase cost
5772         for secondary_memory_needed pairs.
5774 2002-10-02  Nathanael Nerode  <neroden@gcc.gnu.org>
5776         * doc/vms.texi: Blow away false include file section.
5778 2002-10-02  Roger Sayle  <roger@eyesopen.com>
5780         PR optimization/6627
5781         * toplev.c (force_align_functions_log): New global variable.
5782         * flags.h (force_align_functions_log): Add extern prototype.
5783         * varasm.c (assemble_start_function): Use it to force minimum
5784         function alignment.
5785         * config/i386/i386.h (FUNCTION_BOUNDARY): Set the correct
5786         minimum function alignment to one byte.
5787         (TARGET_PTRMEMFUNC_VBIT_LOCATION): Store the virtual bit in
5788         the least significant bit of vtable member function pointers.
5789         * tree.h (enum ptrmemfunc_vbit_where_t): Move definition to
5790         here from cp/cp-tree.h.
5792 Wed Oct  2 17:01:36 CEST 2002  Jan Hubicka  <jh@suse.cz>
5794         * i386.c (print_operand_address): Use RIP addressing for offsetted
5795         label refs too.
5797 2002-09-30  David S. Miller  <davem@redhat.com>
5799         PR middle-end/7151
5800         * config/sparc/sparc.md (movdi_insn_sp32_v9): Accept 'e' regs.
5801         (movdi reg/reg split): Match only on sparc32, and v9 when int regs.
5803 2002-10-01  Andreas Bauer  <baueran@in.tum.de>
5805         * calls.c (expand_call): Remove the `no indirect check'
5806         for sibcall optimization; use function_ok_for_sibcall
5807         target hook; refine check for `function is volatile'.
5808         (FUNCTION_OK_FOR_SIBCALL): Remove the redefinition.
5809         * hooks.c (hook_tree_tree_bool_false): New.
5810         * hooks.h (hook_tree_tree_bool_false): Declare.
5811         * target-def.h (TARGET_FUNCTION_OK_FOR_SIBCALL): New.
5812         (TARGET_INITIALIZER): Add it.
5813         * target.h (struct gcc_target): Add function_ok_for_sibcall.
5814         * config/alpha/alpha.c: (alpha_function_ok_for_sibcall): New.
5815         (TARGET_FUNCTION_OK_FOR_SIBCALL): Redefine accordingly.
5816         * config/alpha/alpha.h: (FUNCTION_OK_FOR_SIBCALL): Remove.
5817         * config/arm/arm-protos.h: (arm_function_ok_for_sibcall):
5818         Remove function declaration.
5819         * config/arm/arm.c: (arm_function_ok_for_sibcall): Make
5820         function static and accept another argument of type `tree'.
5821         (TARGET_FUNCTION_OK_FOR_SIBCALL): Redefine accordingly.
5822         * config/arm/arm.h: (FUNCTION_OK_FOR_SIBCALL): Remove.
5823         * config/frv/frv.h: (FUNCTION_OK_FOR_SIBCALL): Remove.
5824         * config/i386/i386.c: (ix86_function_ok_for_sibcall): New.
5825         (TARGET_FUNCTION_OK_FOR_SIBCALL): Redefine accordingly.
5826         * config/i386/i386.h: (FUNCTION_OK_FOR_SIBCALL): Remove.
5827         * config/pa/pa-linux.h: (FUNCTION_OK_FOR_SIBCALL): Remove.
5828         (TARGET_HAS_STUBS_AND_ELF_SECTIONS): New definition.
5829         * config/pa/pa.c: (pa_function_ok_for_sibcall): New.
5830         (TARGET_FUNCTION_OK_FOR_SIBCALL): Redefine accordingly.
5831         * config/pa/pa.h: (FUNCTION_OK_FOR_SIBCALL): Remove.
5832         * config/rs6000/rs6000-protos.h: (function_ok_for_sibcall):
5833         Remove function declaration.
5834         * config/rs6000/rs6000.c: (rs6000_function_ok_for_sibcall):
5835         Rename function_ok_for_sibcall to rs6000_function_ok_for_sibcall;
5836         rename first argument to `decl'; accept another argument
5837         of type `tree'; make static.
5838         (TARGET_FUNCTION_OK_FOR_SIBCALL): Redefine accordingly.
5839         * config/rs6000/rs6000.h: (FUNCTION_OK_FOR_SIBCALL): Remove.
5840         * config/sh/sh.c: (sh_function_ok_for_sibcall): New.
5841         (TARGET_FUNCTION_OK_FOR_SIBCALL): Redefine accordingly.
5842         * config/sh/sh.h: (FUNCTION_OK_FOR_SIBCALL): Remove.
5843         * config/sparc/sparc.c: (sparc_function_ok_for_sibcall): New.
5844         (TARGET_FUNCTION_OK_FOR_SIBCALL): Redefine accordingly.
5845         * config/sparc/sparc.h: (FUNCTION_OK_FOR_SIBCALL): Remove.
5846         * config/xtensa/xtensa.h: (FUNCTION_OK_FOR_SIBCALL): Remove.
5848 2002-10-01  Roger Sayle  <roger@eyesopen.com>
5850         * unroll.c (loop_iterations): Revert 2002-09-08 change.
5852 2002-10-01  Richard Henderson  <rth@redhat.com>
5854         * real.c (real_to_decimal): Crop trailing zeros for DIGITS < 0.
5855         (real_to_hexadecimal): Likewise.
5856         * print-rtl.c (print_rtx): If we are linked with real.c, don't
5857         dump the XWINT fields of a floating point CONST_DOUBLE.
5859 2002-10-01  Jason Thorpe  <thorpej@wasabisystems.com>
5861         * config/vax/elf.h (FUNCTION_PROFILER): Fix __mcount call.
5863 2002-10-01  Richard Henderson  <rth@redhat.com>
5865         * calls.c (precompute_register_parameters): Force non-legitimate
5866         constants into pseudos.
5868 2002-10-01  Nick Clifton  <nickc@redhat.com>
5870         * config/rs6000/spe.md (spe_evrlwi): Add missing third operand
5871         to assembler template.
5873 2002-10-01  Richard Henderson  <rth@redhat.com>
5875         * dwarf2out.c (loc_descriptor_from_tree): Relax requirement
5876         for TLS debug info to !DECL_EXTERNAL.
5878 2002-10-01  Matt Thomas  <matt@3am-software.com>
5879             Jason Thorpe  <thorpej@wasabisystems.com>
5881         * config.gcc (vax-*-netbsdelf*): Enable configuration.
5882         * config/elfos.h (PCC_BITFIELD_TYPE_MATTERS): Define only
5883         if not already defined.
5884         * config/vax/elf.h: New file.
5885         * config/vax/netbsd-elf.h: New file.
5886         * config/vax/vax.c: Include "debug.h".
5887         (vax_output_function_prologue): Add dwarf2 support.  Use
5888         MAIN_NAME_P when checking for VMS_TARGET stack adjust.
5889         * config/vax/vax.h (CONST_OK_FOR_LETTER_P): Add cases for
5890         'J' [0..63], 'K' [-128..127], 'L' [-32768..32767],
5891         'M' [0..255], 'N' [0..65535], and, 'O' [-63..-1].
5892         (VAX_ISTREAM_SYNC): Remove.
5893         (INITIALIZE_TRAMPOLINE): Use gen_sync_istream.
5894         (JUMP_TABLES_IN_TEXT_SECTION): Define.
5895         (ASM_OUTPUT_REG_POP): Use reg_names for the stack pointer.
5896         (ASM_OUTPUT_ADDR_VEC_ELT): Use ASM_GENERATE_INTERNAL_LABEL
5897         and assemble_name.
5898         (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
5899         (PRINT_OPERAND_PUNCT_VALID_P): Accept '|'.
5900         (PRINT_OPERAND): Output REGISTER_PREFIX for '|'.
5901         (INCOMING_RETURN_ADDR_RTX): Define.
5902         * config/vax/vax.md (VUNSPEC_BLOCKAGE)
5903         (VUNSPEC_SYNC_ISTREAM): Define.
5904         (blockage): Use VUNSPEC_BLOCKAGE.
5905         (sync_istream): New insn.
5907 2002-10-01  Richard Henderson  <rth@redhat.com>
5909         * config/vax/vax.md (call_pop, *call_pop, call_value_pop)
5910         (*call_value_pop, call, call_value): Add dwarf2 EH support.
5911         (*call): New insn.
5913 2002-10-01  Nathan Sidwell  <nathan@codesourcery.com>
5915         PR c/8083
5916         * c-typeck.c (build_c_cast): Warn about type punning which breaks
5917         type based aliasing.
5919 2002-10-01  Mark Mitchell  <mark@codesourcery.com>
5921         * stor-layout.c (update_alignment_for_field): New function.
5922         (place_union_field): Use it.
5923         (place_field): Likewise.
5925 2002-10-01  Nathan Sidwell  <nathan@codesourcery.com>
5927         PR other/8077
5928         * gcc.c (cc1_options): Add space on -auxbase-strip.
5930 2002-10-01  Jim Wilson  <wilson@redhat.com>
5932         * config/v850/v850.h (EPILOGUE_USES): Define.
5934 2002-09-30  Andrew Haley  <aph@redhat.com>
5936         * flow.c (insn_dead_p): When using non-call-exceptions, don't
5937         eliminate insns that may trap.
5938         * cse.c (insn_live_p): Likewise.
5940 2002-10-01  Richard Sandiford  <rsandifo@redhat.com>
5942         * config/mips/mips.h (PROCESSOR_R4121): Rename to PROCESSOR_R4120.
5943         (TARGET_MIPS4121): Rename to TARGET_MIPS4120.
5944         * config/mips/mips.c (mips_cpu_info): Rename vr4121 to vr4120.
5945         * config/mips/mips.md: Apply same renaming here.
5947 2002-10-01  Richard Sandiford  <rsandifo@redhat.com>
5949         * config/mips/mips.c (PROCESSOR_R4320, TARGET_MIPS4320): Remove.
5950         (GENERATE_MULT3_SI): Remove use of TARGET_MIPS4320.
5951         * config/mips/mips.c (mips_cpu_info): Remove vr4320 entry.
5952         * config/mips/mips.md (define_attr cpu): Remove r4320.
5953         Remove vr4320 scheduler and uses of TARGET_MIPS4320.
5955 2002-10-01  Richard Sandiford  <rsandifo@redhat.com>
5957         * config/mips/mips.c (mips16_strings): New variable.
5958         (mips_output_function_epilogue): Clear the SYMBOL_REF_FLAG of every
5959         symbol in mips16_strings.  Free the list.
5960         (mips_encode_section_info): Keep track of local strings.
5962 2002-10-01  Richard Sandiford  <rsandifo@redhat.com>
5964         * config/mips/mips.md (bunge, bltgt, bungt): New define_expands.
5965         (sordered_df, sordered_sf): Remove.
5966         * config/mips/mips.c (get_float_compare_codes): New fn.
5967         (gen_int_relational, gen_conditional_move): Use it.
5969 2002-10-01  Richard Sandiford  <rsandifo@redhat.com>
5971         * config/mips/mips-protos.h (mips_emit_fcc_reload): Declare.
5972         * config/mips/mips.h (PREDICATE_CODES): Add fcc_register_operand.
5973         * config/mips/mips.c (fcc_register_operand): New function.
5974         (mips_emit_fcc_reload): New function, extracted from reload_incc.
5975         (override_options): Allow TFmode values in float registers
5976         if ISA_HAS_8CC.
5977         * cnfig/mips/mips.md (reload_incc): Change destination prediate
5978         to fcc_register_operand.  Remove misleading source constraint.
5979         Use mips_emit_fcc_reload.
5980         (reload_outcc): Duplicate reload_incc.
5982 2002-09-30  Zack Weinberg  <zack@codesourcery.com>
5984         * gcc.c (validate_switches): Handle all new forms of spec
5985         syntax introduced recently.  Now returns a char *.
5986         (validate_all_switches): Repetitive logic broken out to...
5987         (validate_switches_from_spec): ...here.
5988         * mklibgcc.in: Don't @-flag commands to generate .oS files.
5990 2002-09-30  Ulrich Weigand  <uweigand@de.ibm.com>
5992         * longlong.h: Partially synchronize with GMP-4.1 version:
5993         Use i370 definitions also for s390.
5994         Add generic definition of umul_ppmm in terms of smul_ppmm.
5995         [s390] (umul_ppmm): Remove.
5996         [s390] (smul_ppmm): Fix incorrect assembler constraints.
5997         [s390] (smul_ppmm, sdiv_qrnnd): Rename __xx to __x.
5999 2002-09-30  Bob Wilson  <bob.wilson@acm.org>
6001         * config/xtensa/xtensa.h (REG_CLASS_NAMES, REG_CLASS_CONTENTS):
6002         Add new RL_REGS register class.
6003         (PREFERRED_RELOAD_CLASS, PREFERRED_OUTPUT_RELOAD_CLASS):
6004         Call xtensa_preferred_reload_class for both input and output reloads.
6005         * config/xtensa/xtensa.c (xtensa_regno_to_class): Use new RL_REGS class.
6006         (xtensa_preferred_reload_class): Handle output reloads; use RL_REGS
6007         instead of either AR_REGS or GR_REGS classes.
6008         (xtensa_secondary_reload_class): Use new RL_REGS class.
6009         * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class): Update.
6011 2002-09-30  John David Anglin  <dave@hiauly1.hia.nrc.ca>
6013         * pa.c (hppa_encode_label): Don't drop '*' from function labels.
6014         (pa_strip_name_encoding): Strip '@' and '*', in that order.
6015         * pa.h (ASM_OUTPUT_LABELREF): Output user_label_prefix except when
6016         there is a '*' prefix in NAME.
6018 Mon Sep 30 21:33:23 CEST 2002  Jan Hubicka  <jh@suse.cz>
6020         * reload.c (push_reload): Handle subregs and secondary memory.
6021         * reload1.c (gen_reload): Likewise.
6023         * jump.c (reg_or_subregno): New function.
6024         * rtl.h (reg_or_subregno): Declare
6025         * unroll.c (find_splittable_givs): Handle subregs.
6027 2002-09-30  Mark Mitchell  <mark@codesourcery.com>
6029         * store-layout.c (finish_record_layout): Add free_p parameter.
6030         (layout_type): Pass it.
6031         * tree.h (finish_record_layout): Update prototype.
6033 Mon Sep 30 14:57:18 CEST 2002  Jan Hubicka  <jh@suse.cz>
6035         * i386.h (TARGET_CPP_CPU_BUILTINS): Define __SSE_MATH__.
6037         * gcse.c (cprop_jump): Check that the register has not
6038         been modified
6039         (cprop_jump): Likewise.
6041 2002-09-30  Richard Earnshaw  <rearnsha@arm.com>
6043         * arm.h (BASE_REG_CLASS): Always return LO_REGS for Thumb.
6044         (MODE_BASE_REG_CLASS, case Thumb): Only return BASE_REGS if we know
6045         that we have a SImode access, and only then if reload hasn't completed;
6046         for all other cases, use LO_REGS.
6048 2002-09-29  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
6050         * openbsd.h: Fix typo in last change.
6052 2002-09-29  Richard Henderson  <rth@redhat.com>
6054         * real.c (real_from_string): Apply sign last.  Tidy exponent handling.
6056 2002-09-29  Richard Henderson  <rth@redhat.com>
6058         PR c/8002
6059         * combine.c (force_to_mode): Handle FLOAT_MODE destinations
6060         for CONST_INT.
6062 2002-09-29  David Edelsohn  <edelsohn@gnu.org>
6064         * real.h (ibm_extended_format): Declare.
6065         * real.c (encode_ibm_extended, decode_ibm_extended): New
6066         functions.
6068 2002-09-29  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
6070         * darwin-protos.h (darwin_asm_output_dwarf_delta): Prototype.
6072         * ia64.c (ia64_hpux_asm_file_end): Const-ify.
6074 2002-09-29  John David Anglin  <dave@hiauly1.hia.nrc.ca>
6076         * expmed.c (extract_bit_field): Fix bit-field extraction from SUBREGs.
6078 2002-09-29  Kazu Hirata  <kazu@cs.umass.edu>
6080         * builtins.def: Fix comment formatting.
6081         * c-common.def: Likewise.
6082         * cfgcleanup.c: Likewise.
6083         * combine.c: Likewise.
6084         * gengtype.c: Likewise.
6085         * params.def: Likewise.
6086         * predict.def: Likewise.
6087         * rtl.def: Likewise.
6088         * stab.def: Likewise.
6089         * stor-layout.c: Likewise.
6090         * tree.def: Likewise.
6091         * config/darwin.c: Likewise.
6092         * config/darwin.h: Likewise.
6093         * config/dbxcoff.h: Likewise.
6094         * config/elfos.h: Likewise.
6095         * config/fp-bit.c: Likewise.
6096         * config/freebsd-spec.h: Likewise.
6097         * config/interix.h: Likewise.
6098         * config/libgloss.h: Likewise.
6099         * config/linux-aout.h: Likewise.
6100         * config/linux.h: Likewise.
6101         * config/lynx-ng.h: Likewise.
6102         * config/lynx.h: Likewise.
6103         * config/netbsd-aout.h: Likewise.
6104         * config/netbsd.h: Likewise.
6105         * config/netware.h: Likewise.
6106         * config/psos.h: Likewise.
6107         * config/ptx4.h: Likewise.
6109 2002-09-28  Kazu Hirata  <kazu@cs.umass.edu>
6111         * ChangeLog.4: Fix typos.
6112         * ChangeLog.6: Likewise.
6113         * FSFChangeLog.10: Likewise.
6114         * genattrtab.c: Fix comment typos.
6115         * haifa-sched.c: Likewise.
6116         * real.c: Likewise.
6117         * tree.h: Likewise.
6118         * config/arm/arm.c: Likewise.
6119         * config/arm/crti.asm: Likewise.
6120         * config/arm/crtn.asm: Likewise.
6121         * config/frv/frv.c: Likewise.
6122         * config/frv/frv.md: Likewise.
6123         * config/h8300/h8300.md: Likewise.
6124         * config/i386/rtemself.h: Likewise.
6125         * config/ia64/unwind-ia64.c: Likewise.
6126         * config/ip2k/ip2k.h: Likewise.
6127         * config/m88k/m88k.c: Likewise.
6128         * config/m88k/m88k.md: Likewise.
6129         * config/mips/sr71k.md: Likewise.
6130         * config/mmix/mmix.c: Likewise.
6131         * config/rs6000/rs6000.c: Likewise.
6132         * config/sh/sh.md: Likewise.
6134 2002-09-26  Theodore A. Roth  <troth@verinet.com>
6136         * config/avr/avr.c: Eliminate use of _PC_ in pc relative insns.
6137         * config/avr/avr.md: Ditto.
6139 2002-09-27  Alexander N. Kabaev <ak03@gte.com>
6141         PR preprocessor/8055
6142         * cppmacro.c (stringify_arg): Do not overflow the buffer
6143         with the terminating NUL when the argument to be stringified
6144         has no tokens.
6146 2002-09-27  Richard Henderson  <rth@redhat.com>
6148         * unroll.c (simplify_cmp_and_jump_insns): New.
6149         (unroll_loop): Use it.  Use simplify_gen_foo+force_operand
6150         instead of expand_simple_foo.
6152 2002-09-27  Richard Henderson  <rth@redhat.com>
6154         PR optimization/7520
6155         * cfganal.c (flow_active_insn_p): New.
6156         (forwarder_block_p): Use it.
6158 2002-09-27  Richard Henderson  <rth@redhat.com>
6160         * emit-rtl.c (active_insn_p): Revert last change.
6162 2002-09-27  Jakub Jelinek  <jakub@redhat.com>
6164         * doc/extend.texi (tls_model): Document.
6165         * varasm.c (decl_tls_model): New.
6166         * c-common.c (handle_tls_model_attribute): New.
6167         (c_common_attribute_table): Add tls_model.
6168         * config/alpha/alpha.c (alpha_encode_section_info): Use
6169         decl_tls_model.
6170         * flags.h (enum tls_model, flag_tls_default): Move...
6171         * tree.h (enum tls_model, flag_tls_default): ...here.
6172         (decl_tls_model): New prototype.
6173         * config/ia64/ia64.c (ia64_encode_section_info): Likewise.
6174         * config/i386/i386.c (ix86_encode_section_info): Likewise.
6175         * config/i386/i386.md (tls_global_dynamic, tls_local_dynamic_base):
6176         Allow !flag_pic.
6178 2002-09-27  Kazu Hirata  <kazu@cs.umass.edu>
6180         * LANGUAGES: Follow spelling conventions.
6181         * rtl.def: Likewise.
6182         * sbitmap.c: Likewise.
6183         * sched-int.h: Likewise.
6184         * sched-rgn.c: Likewise.
6185         * sibcall.c: Likewise.
6186         * simplify-rtx.c: Likewise.
6187         * ssa.c: Likewise.
6188         * stab.def: Likewise.
6189         * stmt.c: Likewise.
6190         * stor-layout.c: Likewise.
6191         * target.h: Likewise.
6192         * timevar.c: Likewise.
6193         * toplev.c: Likewise.
6194         * tree-dump.c: Likewise.
6195         * tree-inline.c: Likewise.
6196         * tree.c: Likewise.
6197         * tree.def: Likewise.
6198         * tree.h: Likewise.
6199         * unroll.c: Likewise.
6200         * varasm.c: Likewise.
6201         * vmsdbgout.c: Likewise.
6202         * treelang/treelang.texi: Likewise.
6203         * treelang/treetree.c: Likewise.
6205 2002-09-27  Kazu Hirata  <kazu@cs.umass.edu>
6207         * config/h8300/h8300.c (compute_saved_regs): Use a macro
6208         instead of a hard register number.
6209         (get_shift_alg): Use an enumerated type instead of numbers.
6210         (h8300_shift_needs_scratch_p): Likewise.
6212 2002-09-26  Kazu Hirata  <kazu@cs.umass.edu>
6214         * varasm.c (force_data_section): Remove.
6215         (assemble_constant_align): Likewise.
6216         * output.h: Remove corresponding prototypes.
6218 2002-09-26  Roger Sayle  <roger@eyesopen.com>
6220         * stmt.c (expand_exit_loop_if_false): Expand a simple conditional
6221         jump, if the loop to exit is the top of the current nesting stack.
6223 2002-09-26  Torbjorn Granlund  <tege@swox.com>
6225         * libgcc2.c (fixunsdfdi, fixunssfdi): Rewrite, avoiding `long long'
6226         arithmetic.
6228 2002-09-26  David S. Miller  <davem@redhat.com>
6230         PR optimization/7335
6231         * calls.c (emit_library_call_value_1): Passing args by reference
6232         converts a CONST function into a PURE one.
6234 2002-09-26  David Edelsohn  <edelsohn@gnu.org>
6236         * dbxout.c (FORCE_TEXT): Switch to current_function_decl, not
6237         text_section.
6238         * xcoffout.h (DBX_STATIC_BLOCK_START): Remove explicit change to
6239         text section.
6240         * config/rs6000/rs6000.c (rs6000_override_options): Allow
6241         function-sections and data-sections functionality on AIX.
6243 2002-09-26  David Edelsohn  <edelsohn@gnu.org>
6244             Dale Johannesen  <dalej@apple.com>
6246         * config/rs6000/rs6000.c (rs6000_emit_move): Insert zero-extend
6247         in RTL for sub-word loads from memory.
6249 2002-09-26  Richard Henderson  <rth@redhat.com>
6251         PR c/7160
6252         * sched-deps.c (sched_analyze_insn): Make clobber insns depend
6253         on call insns.
6255 2002-09-26  Richard Henderson  <rth@redhat.com>
6257         * emit-rtl.c (const_double_htab_eq): Remove unused variable.
6259 2002-09-26  Chris Lattner  <sabre@nondot.org>
6261         * ssa.c (rename_insn_1): Handle RENAME_NO_RTX correctly when
6262         handling undefined values.
6264 2002-09-26  Richard Henderson  <rth@redhat.com>
6266         PR opt/7520
6267         * emit-rtl.c (active_insn_p): Consider a clobber of the
6268         function return value to be active even after reload.
6270 2002-09-27  Alan Modra  <amodra@bigpond.net.au>
6272         * doloop.c (doloop_modify_runtime <biv skips initial incr>): Adjust
6273         by absolute loop increment, not loop increment.
6275 2002-09-26  Kazu Hirata  <kazu@cs.umass.edu>
6277         * c-common.h: Follow spelling conventions.
6278         * cpplex.c: Likewise.
6279         * cpplib.h: Likewise.
6280         * gthr-dce.h: Likewise.
6281         * gthr-posix.h: Likewise.
6282         * optabs.c: Likewise.
6283         * output.h: Likewise.
6284         * profile.c: Likewise.
6285         * protoize.c: Likewise.
6286         * ra-rewrite.c: Likewise.
6287         * real.c: Likewise.
6288         * recog.c: Likewise.
6289         * reg-stack.c: Likewise.
6290         * regclass.c: Likewise.
6291         * regmove.c: Likewise.
6292         * reload.c: Likewise.
6293         * reload.h: Likewise.
6294         * reload1.c: Likewise.
6295         * reorg.c: Likewise.
6296         * resource.c: Likewise.
6297         * rtl.h: Likewise.
6298         * rtlanal.c: Likewise.
6300 2002-09-26  Steve Ellcey  <sje@cup.hp.com>
6302         * config/ia64/ia64.c (ia64_expand_load_address): Ensure correct mode
6303         for symbol address.
6305 2002-09-24  Eric Christopher  <echristo@redhat.com>
6307         * config/mips/elf.h: Add HANDLE_SYSV_PRAGMA.
6308         * config/mips/elf64.h: Ditto.
6310 2002-09-24  Eric Christopher  <echristo@redhat.com>
6312         * except.c (expand_builtin_extract_return_address): Handle case
6313         where Pmode != ptr_mode.
6315 2002-09-26  Steve Ellcey  <sje@cup.hp.com>
6317         * config/ia64/hpux.h (ASM_OUTPUT_EXTERNAL_LIBCALL): New
6319 2002-09-26  Steve Ellcey  <sje@cup.hp.com>
6321         * config/ia64/hpux.h (TARGET_DEFAULT): Include TARGET_ILP32.
6323 2002-09-26  Igor Shevlyakov <igor@microunity.com>
6325         * combine.c (simplify_set): Don't call to force_to_mode if size
6326         of integer type is larger than HOST_BITS_PER_WIDE_INT.
6328 2002-09-26  Janis Johnson  <janis187@us.ibm.com>
6330         * Makefile.in (qmtest-g++): Fix file path.
6332 2002-09-26  Ulrich Weigand  <uweigand@de.ibm.com>
6334         * expr.c (expand_expr) [MINUS_EXPR]: Convert A - const to
6335         A + (-const) on RTX level, even for unsigned types.
6337 2002-09-26  Ulrich Weigand  <uweigand@de.ibm.com>
6339         * reload.c (dup_replacements): New function.
6340         (find_reloads): Use it to duplicate replacements at the top level
6341         of match_dup operands.
6343 2002-09-26  Miles Bader  <miles@gnu.org>
6345         * v850.md ("length"): Change default value to 4.
6347 2002-09-26  Kazu Hirata  <kazu@cs.umass.edu>
6349         * ChangeLog.1: Follow spelling conventions.
6350         * ChangeLog.4: Likewise.
6351         * ChangeLog.6: Likewise.
6352         * FSFChangeLog.11: Likewise.
6353         * doc/cpp.texi: Likewise.
6354         * doc/invoke.texi: Likewise.
6355         * doc/tm.texi: Likewise.
6357 2002-09-26  Nick Clifton  <nickc@redhat.com>
6359         * config.gcc: Add x prefix to v850e case for handling
6360         --with-cpu=v850e.
6362 2002-09-25  Zack Weinberg  <zack@codesourcery.com>
6364         * gcc.c (input_suffix_matches, switch_matches,
6365         mark_matching_switches, process_marked_switches,
6366         process_brace_body): New functions - split from handle_braces.
6367         (handle_braces): Rewrite; handle %{S:X;T:Y;:D} syntax; accept
6368         and ignore whitespace in more places.
6369         (specs documentation comment): Document %{S:X;T:Y;:D}.
6370         Clarify other %{...} docs.
6371         * doc/invoke.texi: Document %{S:X;T:Y;:D}.  Clarify other
6372         %{...} docs.
6374         * config/arm/aof.h (LINK_SPEC): Change %{ov*,*} to %{ov*}.
6375         * config/rs6000/sysv4.h: Use N-way choice spec syntax.
6377 2002-09-25  David S. Miller  <davem@redhat.com>
6379         PR target/7842
6380         * config/sparc/sparc.c (set_extends): SImode ASHIFT does not
6381         extend.
6383 2002-09-25  Richard Henderson  <rth@redhat.com>
6385         * emit-rtl.c (const_double_htab_eq): Distinguish integer and
6386         fp CONST_DOUBLE; use real_identical.
6388 2002-09-25  Mark Mitchell  <mark@codesourcery.com>
6390         * doc/invoke.texi: Add more -Wabi examples.
6392 2002-09-25  Richard Sandiford  <rsandifo@redhat.com>
6394         * config/mips/mips.h (TARGET_MIPS4100): Add missing bracket.
6396 2002-09-24  Nathan Sidwell  <nathan@codesourcery.com>
6398         * profile.c (end_branch_prob): Only look for __gcov_init on
6399         weak-enabled native compilers.
6401 2002-09-24  Denis Chertykov  <denisc@overta.ru>
6403         * config/ip2k/ip2k.c (function_epilogue): Fix wrong numbers in
6404         cases of optimizing "add sp,w" to "inc sp".
6406 2002-09-24  Adam Nemet  <anemet@lnxw.com>
6408         * config/arm/arm.c (thumb_unexpanded_epilogue): Don't generate
6409         epilogue for naked functions.
6411 2002-09-24  Adam Nemet  <anemet@lnxw.com>
6412             Nick Clifton  <nickc@redhat.com>
6414         * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Remove.
6415         (FUNCTION_PROFILER): Only invoke THUMB_FUNCTION_PROFILER if it
6416         is defined.
6418 2002-09-24  Ulrich Weigand  <uweigand@de.ibm.com>
6420         * config/s390/s390.c (preferred_la_operand_p): New function.
6421         * config/s390/s390-protos.h (preferred_la_operand_p): Declare it.
6422         * config/s390/s390.md ("addaddr_esame", "*la_ccclobber"): Replace by ...
6423         ("*la_64_cc", "*la_31_cc", splitters): ... these.
6424         ("*la_31"): Deactivate for TARGET_64BIT.
6425         ("*la_31_and", "*la_31_and_cc"): New.
6427 2002-09-24  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
6429         * real.h (real_value): Make `exp' explicitly signed.
6431 2002-09-24  Kazu Hirata  <kazu@cs.umass.edu>
6433         * config/elfos.h: Follow spelling conventions.
6434         * config/alpha/alpha.h: Likewise.
6435         * config/arc/arc.h: Likewise.
6436         * config/arm/arm.md: Likewise.
6437         * config/avr/avr.h: Likewise.
6438         * config/cris/cris.md: Likewise.
6439         * config/d30v/d30v.h: Likewise.
6440         * config/frv/frv.c: Likewise.
6441         * config/frv/frv.h: Likewise.
6442         * config/h8300/h8300.c: Likewise.
6443         * config/h8300/h8300.h: Likewise.
6444         * config/h8300/h8300.md: Likewise.
6445         * config/i386/cygwin.h: Likewise.
6446         * config/i386/i386.h: Likewise.
6447         * config/i386/sysv3.h: Likewise.
6448         * config/i960/i960.h: Likewise.
6449         * config/ia64/ia64.h: Likewise.
6450         * config/ia64/ia64.md: Likewise.
6451         * config/ip2k/ip2k.h: Likewise.
6452         * config/m32r/m32r.h: Likewise.
6453         * config/m68k/m68k.h: Likewise.
6454         * config/m88k/m88k.h: Likewise.
6455         * config/mcore/mcore.c: Likewise.
6456         * config/mcore/mcore.h: Likewise.
6457         * config/mcore/mcore.md: Likewise.
6458         * config/mips/mips.h: Likewise.
6459         * config/mmix/mmix.h: Likewise.
6460         * config/mmix/mmix.md: Likewise.
6461         * config/ns32k/netbsd.h: Likewise.
6462         * config/ns32k/ns32k.h: Likewise.
6463         * config/ns32k/ns32k.md: Likewise.
6464         * config/pa/pa.h: Likewise.
6465         * config/romp/romp.h: Likewise.
6466         * config/rs6000/rs6000.h: Likewise.
6467         * config/rs6000/rs6000.md: Likewise.
6468         * config/sparc/sparc.h: Likewise.
6469         * config/stormy16/stormy-abi: Likewise.
6470         * config/stormy16/stormy16.h: Likewise.
6471         * config/vax/vax.h: Likewise.
6473 2002-09-23  Kazu Hirata  <kazu@cs.umass.edu>
6475         * config/alpha/alpha.h: Remove commented-out macro
6476         definitions of HAVE_{POST|PRE}_{INC|DEC}REMENT.
6477         * config/avr/avr.h: Likewise.
6478         * config/d30v/d30v.h: Likewise.
6479         * config/dsp16xx/dsp16xx.h: Likewise.
6480         * config/i370/i370.h: Likewise.
6481         * config/i386/i386.h: Likewise.
6482         * config/i960/i960.h: Likewise.
6483         * config/m68k/m68k.h: Likewise.
6484         * config/m88k/m88k.h: Likewise.
6485         * config/mips/mips.h: Likewise.
6486         * config/ns32k/ns32k.h: Likewise.
6487         * config/pdp11/pdp11.h: Likewise.
6488         * config/romp/romp.h: Likewise.
6489         * config/rs6000/rs6000.h: Likewise.
6490         * config/s390/s390.h: Likewise.
6491         * config/sh/sh.h: Likewise.
6492         * config/sparc/sparc.h: Likewise.
6493         * config/stormy16/stormy16.h: Likewise.
6494         * config/vax/vax.h: Likewise.
6496 2002-09-23  Kazu Hirata  <kazu@cs.umass.edu>
6498         * function.c (push_temp_slots_for_block): Remove.
6499         (push_temp_slots_for_target): Likewise.
6500         (get_target_temp_slot_level): Likewise.
6501         (set_target_temp_slot_level): Likewise.
6502         (get_first_block_beg): Likewise.
6503         * function.h: Remove corresponding prototypes.
6505 2002-09-23  Zack Weinberg  <zack@codesourcery.com>
6507         * version.c (version_string): Now const char[].
6508         * version.h: Update to match.
6510 2002-09-23  Richard Henderson  <rth@redhat.com>
6512         * config/i386/i386.h (MASK_ACCUMULATE_OUTGOING_ARGS_SET, MASK_MMX_SET,
6513         MASK_SSE_SET, MASK_SSE2_SET, MASK_3DNOW_SET, MASK_3DNOW_A_SET): Kill.
6514         (TARGET_SWITCHES): Don't reference them.
6515         * config/i386/i386.c (override_options): Use target_flags_explicit
6516         to examine bits set by the user.
6518 2002-09-23  Dale Johannesen  <dalej@apple.com>
6520         * dbxout.c (dbxout_parms):  Set current_sym_code for params
6521         passed on stack by invisible reference.
6523 2002-09-23  Richard Earnshaw  <rearnsha@arm.com>
6525         * arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Always allocate
6526         at least one byte of space.
6528 2002-09-23  Mark Mitchell  <mark@codesourcery.com>
6530         * c-common.h (flag_abi_version): Fix typo in comment.
6531         * doc/invoke.texi (flag_abi_version): Document default value.
6533 2002-09-23  Hans-Peter Nilsson  <hp@axis.com>
6535         * doc/extend.texi (Extended Asm): Clarify that overlap between
6536         asm-declared register variables used in an asm and the asm clobber
6537         list is not allowed.
6538         * stmt.c (decl_conflicts_with_clobbers_p): New function.
6539         (expand_asm_operands): Keep track of clobbered registers.  Call
6540         decl_conflicts_with_clobbers_p for each input and output operand.
6541         If no conflicts found before, also do conflict sanity check when
6542         emitting clobbers.
6544 2002-09-23  Richard Henderson  <rth@redhat.com>
6546         * c-common.c (cpp_define_data_format): Remove.
6547         (cb_register_builtins): Don't define __WCHAR_BIT__, __SHRT_BIT__,
6548         __INT_BIT__, __LONG_BIT__, __LONG_LONG_BIT__, __FLOAT_BIT__,
6549         __DOUBLE_BIT__, __LONG_DOUBLE_BIT__.
6550         * doc/cpp.texi: Don't document them either.
6551         (__SCHAR_MAX__, __SHRT_MAX__, __INT_MAX__, __LONG_MAX__,
6552         __LONG_LONG_MAX__): Document.
6553         (__TARGET_FLOAT_FORMAT__): Remove.
6555 2002-09-23  Richard Henderson  <rth@redhat.com>
6557         * real.c (do_multiply): Normalize U before addition.
6559 2002-09-23  Mark Mitchell  <mark@codesourcery.com>
6561         * c-common.c (flag_abi_version): New variable.
6562         * c-common.h (flag_abi_version): Declare it.
6563         * c-opts.c (missing_arg): Add -fabi-version.
6564         (c_common_decode_option): Process -fabi-version.
6565         * doc/invoke.texi (-fabi-version): Document it.
6566         (-Wabi): Add information about bit-fields in unions.
6568 2002-09-22  Roger Sayle  <roger@eyesopen.com>
6570         * expr.c (STORE_BY_PIECES_P): New target macro.
6571         (can_store_by_pieces, store_by_pieces): Use STORE_BY_PIECES_P
6572         instead of MOVE_BY_PIECES_P.
6573         * doc/tm.texi: Document this new macro.
6575 2002-09-22  Jason Thorpe  <thorpej@wasabisystems.com>
6577         * config/mips/netbsd.h (SUBTARGET_ASM_SPEC): Always pass -KPIC
6578         unless -fno-pic or -fno-PIC is specified.
6580 2002-09-22  John David Anglin  <dave@hiauly1.hia.nrc.ca>
6582         * c-common.c (preprocessing_trad_p): Define.
6583         * pa-hiux.h, pa-hpux.h, pa-hpux7.h (CPP_PREDEFINES): Delete.
6584         (TARGET_OS_CPP_BUILTINS, SUBTARGET_SWITCHES): Define.
6585         * pa-hpux10.h (TARGET_OS_CPP_BUILTINS, CPP_SPEC): Define.
6586         * pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Define.
6587         * pa-linux.h (CPP_PREDEFINES): Delete.
6588         (TARGET_OS_CPP_BUILTINS, CPP_SPEC): Define.
6589         * pa32-linux.h, pa64-linux.h (CPP_SPEC): Delete.
6590         * pa-osf.h, pa-pro-end.h, rtems.h (CPP_PREDEFINES): Delete.
6591         (TARGET_OS_CPP_BUILTINS): Define.
6592         * pa.h (MASK_SIO, TARGET_SIO, TARGET_PA_10): Define.
6593         (TARGET_SWITCHES): Reformat.  Use N_() macro.  Add SUBTARGET_SWITCHES.
6594         (SUBTARGET_SWITCHES): Provide default definition.
6595         (TARGET_OPTIONS): Reformat.  Use N_() macro.
6596         (CPP_PA10_SPEC, CPP_PA11_SPEC, CPP_PA20_SPEC, CPP_64BIT_SPEC,
6597         CPP_CPU_DEFAULT_SPEC, CPP_64BIT_DEFAULT_SPEC, SUBTARGET_EXTRA_SPECS,
6598         EXTRA_SPECS, CPP_SPEC, CPLUSPLUS_CPP_SPEC, CPP_PREDEFINES): Delete.
6599         (TARGET_CPU_CPP_BUILTINS): Define.
6600         (TARGET_OS_CPP_BUILTINS): Define for BSD-like systems.
6601         * doc/invoke.texi (msio, mwsio): Document new hppa options.
6602         * doc/tm.texi (TARGET_CPU_CPP_BUILTINS): Document macro
6603         preprocessing_trad_p().
6605 2002-09-22  Jason Thorpe  <thorpej@wasabisystems.com>
6607         * doc/install.texi: Document behavior of --with-headers and
6608         --with-libs when arguments are omitted.
6610 2002-09-22  Kazu Hirata  <kazu@cs.umass.edu>
6612         * dbxout.c: Follow spelling conventions.
6613         * defaults.h: Likewise.
6614         * df.c: Likewise.
6615         * diagnostic.h: Likewise.
6616         * doloop.c: Likewise.
6617         * dwarf2out.c: Likewise.
6618         * dwarfout.c: Likewise.
6619         * emit-rtl.c: Likewise.
6620         * except.c: Likewise.
6621         * explow.c: Likewise.
6622         * expmed.c: Likewise.
6623         * expr.c: Likewise.
6624         * expr.h: Likewise.
6625         * flags.h: Likewise.
6626         * flow.c: Likewise.
6627         * fold-const.c: Likewise.
6628         * function.c: Likewise.
6629         * function.h: Likewise.
6630         * gcc.c: Likewise.
6631         * gcov-io.h: Likewise.
6632         * gcov.c: Likewise.
6633         * gcse.c: Likewise.
6634         * genattrtab.c: Likewise.
6635         * genconfig.c: Likewise.
6636         * genrecog.c: Likewise.
6637         * ggc-page.c: Likewise.
6638         * ggc.h: Likewise.
6639         * global.c: Likewise.
6640         * gthr-win32.h: Likewise.
6641         * integrate.c: Likewise.
6642         * jump.c: Likewise.
6643         * langhooks.c: Likewise.
6644         * langhooks.h: Likewise.
6645         * line-map.h: Likewise.
6646         * local-alloc.c: Likewise.
6647         * longlong.h: Likewise.
6648         * loop.c: Likewise.
6649         * loop.h: Likewise.
6651 Tue Aug 27 22:26:35 CEST 2002  Jan Hubicka  <jh@suse.cz>
6653         * i386.h (BIGGEST_FIELD_ALIGNMENT): Set proper default for x86_64.
6655 Tue Aug 27 20:07:01 CEST 2002  Jan Hubicka  <jh@suse.cz>
6657         * i386.c (overwrite_options): Set -mpreferred-stack-boundary to 128
6658         for -Os/TARGET_64BIT too.
6660 2002-09-21  Kazu Hirata  <kazu@cs.umass.edu>
6662         * ChangeLog: Follow spelling conventions.
6663         * ChangeLog.0: Likewise.
6664         * ChangeLog.1: Likewise.
6665         * ChangeLog.2: Likewise.
6666         * ChangeLog.3: Likewise.
6667         * ChangeLog.4: Likewise.
6668         * ChangeLog.5: Likewise.
6669         * ChangeLog.6: Likewise.
6670         * FSFChangeLog.10: Likewise.
6671         * FSFChangeLog.11: Likewise.
6672         * alias.c: Likewise.
6673         * basic-block.h: Likewise.
6674         * c-aux-info.c: Likewise.
6675         * c-common.c: Likewise.
6676         * c-common.h: Likewise.
6677         * c-decl.c: Likewise.
6678         * c-format.c: Likewise.
6679         * c-semantics.c: Likewise.
6680         * c-typeck.c: Likewise.
6681         * calls.c: Likewise.
6682         * cfganal.c: Likewise.
6683         * cfgloop.c: Likewise.
6684         * collect2.c: Likewise.
6685         * combine.c: Likewise.
6686         * conflict.c: Likewise.
6687         * cppexp.c: Likewise.
6688         * cppfiles.c: Likewise.
6689         * cpphash.h: Likewise.
6690         * cppinit.c: Likewise.
6691         * cpplex.c: Likewise.
6692         * cpplib.c: Likewise.
6693         * cpplib.h: Likewise.
6694         * cppmacro.c: Likewise.
6695         * cse.c: Likewise.
6697 2002-09-21  Richard Earnshaw  <rearnsha@arm.com>
6699         * netbsd-aout.h (NETBSD_LINK_SPEC_AOUT): New, takes old definition of
6700         LINK_SPEC.
6701         (LINK_SPEC): Define to NETBSD_LINK_SPEC_AOUT.
6702         * arm/netbsd.h (SUBTARGET_EXTRA_SEPCS): Add NETBSD_LINK_SPEC_AOUT.
6703         (LINK_SPEC): Rework to use NETBSD_LINK_SPEC_AOUT).
6705 2002-09-21  Richard Earnshaw  <rearnsha@arm.com>
6707         PR opt/7930
6708         * cse.c (fold_rtx): Calculate old_cost before we fold each
6709         operand.
6711 2002-09-21  Richard Henderson  <rth@redhat.com>
6713         * c-common.c (cpp_define_data_format): Remove __GCC_LITTLE_ENDIAN__,
6714         __GCC_BIG_ENDIAN__, __TARGET_BITS_ORDER__, __TARGET_BYTES_ORDER__,
6715         __TARGET_INT_WORDS_ORDER__, __TARGET_FLOAT_WORDS_ORDER__,
6716         __TARGET_USES_VAX_F_FLOAT__, __TARGET_USES_VAX_D_FLOAT__,
6717         __TARGET_USES_VAX_G_FLOAT__, __TARGET_USES_VAX_H_FLOAT__.
6718         * doc/cpp.texi: Don't document them.
6720 2002-09-21  Richard Henderson  <rth@redhat.com>
6722         * c-common.c (builtin_define_float_constants): Use real_format
6723         to get the floating-point parameters.
6725 2002-09-21  Richard Henderson  <rth@redhat.com>
6727         * real.c (struct real_format): Move to real.h.
6728         (real_format_for_mode): Rename from fmt_for_mode; update all users;
6729         initialize with ieee defaults.
6730         (real_to_target_fmt, real_from_target_fmt): New.
6731         (ieee_single_format, ieee_double_format, ieee_extended_motorola_format,
6732         ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6733         ieee_quad_format, i370_single_format, i370_double_format,
6734         c4x_single_format, c4x_extended_format): Rename from s/_format//.
6735         (ieee_quad_format): Fix emin.
6736         (format_for_size, init_real_once): Remove.
6737         * real.h (struct real_format): Move from real.c.
6738         (real_format_for_mode): Declare.
6739         (real_to_target_fmt, real_from_target_fmt): Declare.
6740         (ieee_single_format, ieee_double_format, ieee_extended_motorola_format,
6741         ieee_extended_intel_96_format, ieee_extended_intel_128_format,
6742         ieee_quad_format, vax_f_format, vax_d_format, vax_g_format,
6743         i370_single_format, i370_double_format, c4x_single_format,
6744         c4x_extended_format): Declare.
6745         * toplev.c (do_compile): Don't call init_real_once.
6747         * defaults.h (INTEL_EXTENDED_IEEE_FORMAT): Remove.
6748         * doc/tm.texi (INTEL_EXTENDED_IEEE_FORMAT): Remove.
6750         * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Define.
6751         * config/alpha/osf5.h (LONG_DOUBLE_TYPE_SIZE): 64, if vax mode.
6752         * config/alpha/alpha.c (override_options): Set real_format_for_mode
6753         for VAX, if enabled.
6755         * config/c4x/c4x.c (c4x_override_options): Set real_format_for_mode
6756         for C4X.
6758         * config/i370/i370.h (OVERRIDE_OPTIONS): New.
6759         * config/i370/i370.c (override_options): New.
6760         * config/i370/i370-protos.h: Update.
6762         * config/i386/i386.c (override_options): Set real_format_for_mode
6763         for Intel 80-bit extended.
6764         * config/i386/i386.h (INTEL_EXTENDED_IEEE_FORMAT): Remove.
6766         * config/i960/i960.h (LONG_DOUBLE_TYPE_SIZE): Mind -mlong-double-64.
6767         (OVERRIDE_OPTIONS): Move code...
6768         * config/i960/i960.c (i960_initialize): ... here.  Set
6769         real_format_for_mode for Intel 80-bit extended.
6771         * config/ia64/ia64.c (ia64_override_options): Set real_format_for_mode
6772         for Intel 80-bit extended, if enabled.
6774         * config/m68k/m68k.c (override_options): Set real_format_for_mode
6775         for Motorola 96-bit extended.
6777         * config/vax/vax.h (OVERRIDE_OPTIONS): New.
6778         * config/vax/vax.c (override_options): New.
6779         * config/vax/vax-protos.h: Update.
6781 2002-09-21  Alan Modra  <amodra@bigpond.net.au>
6783         * config/rs6000/rs6000.md (builtin_setjmp_receiver): Add
6784         #if TARGET_MACHO.
6786         * config/rs6000/rs6000.md (floatdisf2_internal2): Combine
6787         insns.  Supply missing clobber of scratch reg.
6789 2002-09-20  Kazu Hirata  <kazu@cs.umass.edu>
6791         * config/m32r/m32r.c: Follow spelling conventions.
6792         * config/m32r/m32r.h: Likewise.
6793         * config/m32r/m32r.md: Likewise.
6794         * config/m68k/m68k.c: Likewise.
6795         * config/m88k/m88k.c: Likewise.
6796         * config/mcore/mcore.c: Likewise.
6797         * config/mips/mips.c: Likewise.
6798         * config/mips/mips.h: Likewise.
6799         * config/mmix/mmix.c: Likewise.
6800         * config/mn10200/mn10200.c: Likewise.
6801         * config/ns32k/ns32k.h: Likewise.
6802         * config/pa/pa.c: Likewise.
6803         * config/pa/pa64-linux.h: Likewise.
6804         * config/pdp11/pdp11.h: Likewise.
6805         * config/romp/romp.c: Likewise.
6806         * config/romp/romp.h: Likewise.
6807         * config/rs6000/eabi.asm: Likewise.
6808         * config/rs6000/linux64.h: Likewise.
6809         * config/rs6000/rs6000.c: Likewise.
6810         * config/rs6000/rs6000.h: Likewise.
6811         * config/rs6000/rs6000.md: Likewise.
6812         * config/rs6000/sysv4.h: Likewise.
6813         * config/rs6000/xcoff.h: Likewise.
6815 2002-09-20  Jim Wilson  <wilson@redhat.com>
6817         * config/v850/v850/lib1funcs.asm (__muldi3): Change r5 to r28.
6819 2002-09-20  Jakub Jelinek  <jakub@redhat.com>
6821         * config/i386/i386.md (UNSPEC_GOTNTPOFF, UNSPEC_INDNTPOFF): New.
6822         * config/i386/i386.c (legitimate_pic_address_disp_p): Handle
6823         UNSPEC_GOTNTPOFF and UNSPEC_INDNTPOFF like UNSPEC_GOTTPOFF.
6824         (legitimate_address_p): Likewise.
6825         (legitimize_address): Use @gotntpoff and @indntpoff.
6826         (output_pic_addr_const): Handle UNSPEC_GOTNTPOFF and UNSPEC_INDNTPOFF.
6827         (output_addr_const_extra): Likewise.
6829 2002-09-20  Jim Wilson  <wilson@redhat.com>
6831         * combine.c (try_combine): When split an instruction pair, where the
6832         first has a sign_extend src, verify that the src and dest modes match.
6834 2002-09-20  Richard Henderson  <rth@redhat.com>
6836         * config/mips/mips.c (dfhigh, dflow, sfhigh, sflow): Remove.
6837         (override_options): Do not initialize them.
6838         (mips_const_double_ok): Allow no fp constants except zero,
6839         and not even that for mips16.
6840         (const_float_1_operand): Use dconst1.
6841         * config/mips/mips.md (movsf, movsf_internal1, movsf_internal2,
6842         movdf, movdf_internal1, movdf_internal1a, movdf_internal2):
6843         Don't allow arbitrary constants; fix predicates and C constraint.
6845 2002-09-20  Neil Booth  <neil@daikokuya.co.uk>
6847         * cppmacro.c: Don't warn about function-like macros without
6848         '(' during pre-expansion.
6850 2002-09-20  Jim Wilson  <wilson@redhat.com>
6852         * config/v850/v850.c (current_function_anonymous_args): Delete.
6853         (expand_prologue): Use current_function_args_info.anonymous_args.
6854         (expand_epilogue): Delete use of current_function_anonymous_args.
6855         * config/v850/v850.h (struct cum_arg): Add anonymous_args field.
6856         (INIT_CUMULATIVE_ARGS): Clear anonymous_args field.
6857         (current_function_anonymous_args): Delete extern declaration.
6858         (SETUP_INCOMING_VARARGS): Set anonymous_args field.
6860 2002-09-20  Geoffrey Keating  <geoffk@apple.com>
6862         * config/rs6000/rs6000.c (rs6000_emit_prologue): Update for change
6863         to load_macho_picbase.
6864         * config/rs6000/rs6000.md: Document Darwin-specific unspec IDs.
6865         (load_macho_picbase): Take the symbol to use as a parameter.
6866         (macho_correct_pic): New insn.
6867         (builtin_setjmp_reciever): On Darwin, restore the PIC register.
6869         * config/rs6000/rs6000.h (ELIMINABLE_REGS): Use
6870         RS6000_PIC_OFFSET_TABLE_REGNUM rather than hardcoding 30.
6871         (CAN_ELIMINATE): Likewise.
6872         (INITIAL_ELIMINATION_OFFSET): Likewise.
6873         (TOC_REGISTER): Likewise.
6875 2002-09-20  Richard Henderson  <rth@redhat.com>
6877         * real.c (real_hash): New.
6878         * real.h: Declare it.
6879         * cse.c (canon_hash): Use it.
6880         * cselib.c (hash_rtx): Likewise.
6881         * emit-rtl.c (const_double_htab_hash): Likewise.
6882         * rtl.h (CONST_DOUBLE_REAL_VALUE): New.
6883         * varasm.c (struct rtx_const): Reduce vector size; separate
6884         integer and fp vectors.
6885         (HASHBITS): Remove.
6886         (const_hash_1): Rename from const_hash.  Use real_hash.  Do not
6887         take modulus MAX_HASH_TABLE.
6888         (const_hash): New.  Do take modulus MAX_HASH_TABLE.
6889         (output_constant_def): Do not take modulus MAX_HASH_TABLE.
6890         (SYMHASH): Don't use HASHBITS.
6891         (decode_rtx_const): Copy only active bits from REAL_VALUE_TYPE.
6892         Fix CONST_VECTOR thinko wrt fp vectors.  Fix kind comparison.
6893         (simplify_subtraction): Fix kind comparison.
6894         (const_hash_rtx): Return unsigned int.  Don't use HASHBITS.
6895         Use a union to pun integer array.
6896         * config/rs6000/rs6000.c (rs6000_hash_constant): Use real_hash;
6897         only hash two words of integral CONST_DOUBLE.
6899 2002-09-20  Steve Ellcey  <sje@cup.hp.com>
6901         * config/ia64/hpux.h (STARTFILE_SPEC): Modify.
6902         (STARTFILE_PREFIX_SPEC): New.
6903         (LINK_SPEC): Modify.
6904         (LIB_SPEC): Modify.
6905         (LIBGCC_SPEC): New.
6907 2002-09-20  Jakub Jelinek  <jakub@redhat.com>
6909         * config/i386/i386.c (legitimate_pic_address_disp_p): Allow
6910         UNSPEC_NTPOFF and UNSPEC_DTPOFF to be offsetted by constant.
6912 2002-09-20  Jeroen Dobbelaere  <jeroen.dobbelaere@acunia.com>
6914         * config/arm/arm.md (sign_extract_onebit, not_signextract_onebit):
6915         Add clobber of the condition code register.
6917 2002-09-20  Richard Henderson  <rth@redhat.com>
6919         * real.c (do_fix_trunc): Static.
6920         (encode_ieee_single, encode_ieee_double, encode_ieee_extended,
6921         encode_ieee_quad, encode_vax_f, encode_vax_d, encode_vax_g,
6922         encode_i370_single, encode_i370_double, encode_c4x_single,
6923         encode_c4x_extended): Add default abort case.
6925 2002-09-20  Richard Henderson  <rth@redhat.com>
6927         * real.h (enum real_value_class, SIGNIFICAND_BITS, EXP_BITS,
6928         MAX_EXP, SIGSZ, SIG_MSB, struct real_value): Move from real.c.
6929         (struct realvaluetype): Remove.
6930         (REAL_VALUE_TYPE): Use struct real_value.
6931         (REAL_VALUE_TYPE_SIZE): Use SIGNIFICAND_BITS.
6932         (test_real_width): New.
6933         * real.c: Global replace struct real_value with REAL_VALUE_TYPE.
6934         (real_arithmetic): Avoid hoops for REAL_VALUE_TYPE parameters.
6935         (real_compare, real_exponent, real_ldexp, real_isinf, real_isnan,
6936         real_isneg, real_isnegzero, real_identical, exact_real_inverse,
6937         real_to_integer, real_to_integer2, real_to_decimal,
6938         real_to_hexadecimal, real_from_string, real_from_integer,
6939         real_inf, real_nan, real_2expN, real_convert, real_to_target,
6940         real_from_target): Likewise.
6941         * tree.h (struct tree_real_cst): Use real_value not realvaluetype.
6942         * gengtype-yacc.y (bitfieldopt): Accept an ID as well.
6944 2002-09-20  Richard Henderson  <rth@redhat.com>
6946         * real.h (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT,
6947         IBM_FLOAT_FORMAT, C4X_FLOAT_FORMAT, TARGET_FLOAT_FORMAT): Move ...
6948         * defaults.h: ... here.
6949         * config/arm/arm.h, config/avr/avr.h, config/d30v/d30v.h,
6950         config/fr30/fr30.h, config/frv/frv.h, config/ia64/ia64.h,
6951         config/ip2k/ip2k.h, config/mips/mips.h, config/stormy16/stormy16.h,
6952         config/xtensa/xtensa.h (TARGET_FLOAT_FORMAT): Remove.
6954 2002-09-20  Hans-Peter Nilsson  <hp@bitrange.com>
6956         * config/mmix/mmix.md ("negdf2"): Rewrite.
6957         ("*expanded_negdf2"): New.
6959 2002-09-19  Jim Wilson  <wilson@redhat.com>
6961         * combine.c (simplify_set): When optimizing a subreg src with a
6962         cc0 dest, use GET_MODE (src) for mask instead of inner_mode.
6964 2002-09-19  Dale Johannesen <dalej@apple.com>
6965         * combine.c (make_extraction): Don't create
6966         invalid subreg.
6968 2002-09-19  Roger Sayle  <roger@eyesopen.com>
6970         * tree.c (integer_nonzerop): New predicate for nonzero integers.
6971         * tree.h (integer_nonzerop): Add function prototype.
6972         * stmt.c (expand_end_loop):  Don't rotate the loop when there
6973         are no instructions in the test, i.e. the loop is unconditional.
6974         (expand_exit_loop_if_false):  Optimize RTL generation of loop
6975         tests when the condition is always true or always false.
6976         * c-semantics.c (genrtl_do_stmt):  Optimize RTL generation of
6977         do-loops when the condition is always true.
6978         (genrtl_for_stmt):  Optimize RTL generation of for-loops when
6979         the for-expression is empty.
6981 2002-09-19  Zack Weinberg  <zack@codesourcery.com>
6983         * gcc.c (use_pipes): New flag.
6984         (process_command): Set it.  Adjust check for -pipe conflicting
6985         with -time or -save-temps.
6986         (do_spec_1): Use it.  Handle %|SUFFIX, %mSUFFIX, and
6987         %<SWITCH.  Drop %| (without a SUFFIX).
6988         (handle_braces): Drop %{<SWITCH}, %{^SWITCH}, %{|...}.
6989         (give_switch): Third argument eliminated.
6990         (invoke_as, @assembler_with_cpp spec): Use %|.s or %m.s
6991         depending on AS_NEEDS_DASH_FOR_PIPED_INPUT.
6992         (specs documentation comment): Update.
6994         * config/netbsd-aout.h, config/openbsd.h, config/ptx4.h,
6995         config/svr4.h, config/i386/freebsd-aout.h,
6996         config/m68k/netbsd-elf.h, config/m68k/netbsd.h,
6997         config/m68k/openbsd.h, config/mips/openbsd.h,
6998         config/sparc/sparc.h: Define AS_NEEDS_DASH_FOR_PIPED_INPUT
6999         instead of putting %| into ASM_SPEC and/or ASM_FINAL_SPEC.
7000         * config/avr/avr.h: Delete do-nothing ASM_FINAL_SPEC.
7001         * config/cris/cris.h: Update comment.
7003         * ada/lang-specs.h: Use %(invoke_as).  Straighten out
7004         error messages.  Don't use %{^SWITCH}.
7005         * ada/misc.c (gnat_decode_option): Handle -I with a
7006         separate argument.
7008         * f/lang-specs.h: Use %| and %m.
7009         * java/jvspec.c: Use %m and %(invoke_as).  Change all
7010         uses of %{<SWITCH} to %<SWITCH.
7012         * doc/invoke.texi: Update documentation of specs.
7013         * doc/tm.texi: Document AS_NEEDS_DASH_FOR_PIPED_INPUT.
7015 2002-09-19  Ulrich Weigand  <uweigand@de.ibm.com>
7017         * config/s390/s390.c (addr_generation_dependency_p): Handle SUBREG
7018         and STRICT_LOW_PART within SET_DEST.
7019         * config/s390/s390.md ("*extractqi", "*extracthi"): New insns with
7020         splitters, replacing pre-reload splitters.
7021         ("*zero_extendhisi2_31", "*zero_extendqisi2_31",
7022         "*zero_extendqihi2_31"): New insns.
7023         ("*zero_extendqihi2_64"): Do not clobber CC.
7025 2002-09-18  Devang Patel  <dpatel@apple.com>
7027         * cp/cp-tree.h: New prototype for walk_vtables().
7028         * cp/decl.c (walk_vtables_r): New function.
7029         (struct cp_binding_level): Add new members, namespaces,
7030         names_size and vtables.
7031         (add_decl_to_level): Add decl in namespaces or vtables
7032         chain, if conditions match.
7033         (walk_vtables): New function.
7034         (walk_namespaces_r): Travers separate namespace chain
7035         for namespace decls.
7036         (wrapup_globals_for_namespace): Use names_size instead
7037         of list_length().
7038         * cp/decl2.c (finish_file): Use walk_vtables() instead of
7039         walk_globals() to walk vtable decls.
7041 2002-09-19  Steve Ellcey  <sje@cup.hp.com>
7043         * config/ia64/hpux.h (CTORS_SECTION_ASM_OP): New.
7044         (DTORS_SECTION_ASM_OP): Ditto.
7045         (READONLY_DATA_SECTION_ASM_OP): Moved.
7046         (DATA_SECTION_ASM_OP): New.
7047         (SDATA_SECTION_ASM_OP): New.
7048         (BSS_SECTION_ASM_OP): New.
7049         (SBSS_SECTION_ASM_OP): New.
7050         (TEXT_SECTION_ASM_OP): New.
7052 2002-09-19  Kazu Hirata  <kazu@cs.umass.edu>
7054         * config/fp-bit.c: Follow spelling conventions.
7055         * config/d30v/d30v.c: Likewise.
7056         * config/d30v/d30v.h: Likewise.
7057         * config/fr30/fr30.c: Likewise.
7058         * config/fr30/fr30.h: Likewise.
7059         * config/fr30/fr30.md: Likewise.
7060         * config/frv/frv.c: Likewise.
7061         * config/frv/frv.h: Likewise.
7062         * config/h8300/h8300.c: Likewise.
7063         * config/h8300/lib1funcs.asm: Likewise.
7064         * config/i370/i370.c: Likewise.
7065         * config/i386/i386.h: Likewise.
7066         * config/i386/i386.md: Likewise.
7067         * config/i386/pentium.md: Likewise.
7068         * config/i386/winnt.c: Likewise.
7069         * config/i960/i960.c: Likewise.
7070         * config/ia64/ia64.h: Likewise.
7071         * config/ip2k/ip2k.c: Likewise.
7072         * config/ip2k/ip2k.h: Likewise.
7073         * config/ip2k/ip2k.md: Likewise.
7074         * config/ip2k/libgcc.S: Likewise.
7076 2002-09-19  Stephen Clarke <stephen.clarke@superh.com>
7078         * config/sh/sh.h (UNSPEC_GOTOFF_P): Define.
7079         (GOTOFF_P): Extend to allow gotoff plus constant.
7081 2002-09-18  Richard Henderson  <rth@redhat.com>
7083         * ifcvt.c (noce_process_if_block): Correctly detect X modified
7084         with INSN_B before COND_EARLIEST.  Don't check A and B for
7085         modification in condition range.  Reorder INSN_B for A==B properly.
7086         (if_convert): Iterate until no matches for a block.
7088 2002-09-18  Richard Henderson  <rth@redhat.com>
7090         * calls.c (store_one_arg): Rename default_align to parm_align;
7091         always adjust parm_align for downward padding.
7093 2002-09-18  Richard Henderson  <rth@redhat.com>
7095         * toplev.c (backend_init): Move init_real_once invocation ...
7096         (do_compile): ... here.
7098 2002-09-18  Richard Henderson  <rth@redhat.com>
7100         * sibcall.c (optimize_sibling_and_tail_recursive_call): Also remove
7101         RTX_UNCHANGING_P markers for successful tail-recursive replacement.
7103 2002-09-18  Richard Henderson  <rth@redhat.com>
7105         * real.c (round_for_format): Collect sticky as unsigned long, not bool.
7107 2002-09-19  Alan Modra  <amodra@bigpond.net.au>
7109         * config/rs6000/rs6000.md: (floatdisf2): Rename to
7110         floatdisf2_internal1.
7111         (floatdisf2): New define_expand.
7112         (floatdisf2_internal2): Likewise.
7114 2002-09-18  Richard Henderson  <rth@redhat.com>
7116         * real.c (sticky_rshift_significand): Collect sticky as
7117         unsigned long, not bool.
7119 2002-09-18  Ulrich Weigand  <uweigand@de.ibm.com>
7121         * config/s390/s390.c (s390_address_cost): New function.
7122         config/s390/s390-protos.h (s390_address_cost): Add prototype.
7123         config/s390/s390.h (ADDRESS_COST): Call s390_address_cost.
7124         (RTX_COST): Use COSTS_N_INSNS.
7126 2002-09-18  Douglas Rupp  <rupp@gnat.com>
7127             Donn Terry  <donnte@microsoft.com>
7129         * stor-layout.c (place_field): Handle alignment of whole
7130         structures when MSVC compatible bitfields are involved.
7131         Change method of computing location of MS bitfields to
7132         be compatible with #pragma pack(n).
7134         * tree.h (record_layout_info): Add new field
7135         remaining_in_alignment.
7137         * doc/tm.texi: (TARGET_MS_BITFIELD_LAYOUT_P): Update.
7138         (pragma pack): Add paragraph on MSVC bitfield packing.
7140 2002-09-18  Richard Earnshaw  (reanrsha@arm.com)
7142         PR optimization/7967
7143         * arm.md (ne_zeroextractsi): Add clobber of the condition code
7144         register.
7146 2002-09-18  Kazu Hirata  <kazu@cs.umass.edu>
7148         * config/s390/s390.c: Follow spelling conventions.
7149         * config/sh/lib1funcs.asm: Likewise.
7150         * config/sh/sh.c: Likewise.
7151         * config/sh/sh.h: Likewise.
7152         * config/sparc/sparc.c: Likewise.
7153         * config/sparc/sparc.h: Likewise.
7154         * config/sparc/sparc.md: Likewise.
7155         * config/stormy16/stormy16.c: Likewise.
7156         * config/stormy16/stormy16.h: Likewise.
7157         * config/v850/v850.c: Likewise.
7158         * config/v850/v850.h: Likewise.
7159         * config/vax/vax.c: Likewise.
7160         * config/vax/vax.h: Likewise.
7162 2002-09-18  Nick Clifton  <nickc@redhat.com>
7164         * config/rs60000/rs6000.c (rs6000_emit_move): Handle V1DImode moves.
7165         * config/rs60000/rs6000.c (SPE_VECTOR_MODE): Include V1DImode.
7166         * config/rs6000/spe.md (movv1di, movv1di_internal): New patterns.
7168 2002-09-17  Kazu Hirata  <kazu@cs.umass.edu>
7170         * function.c (max_parm_reg_num): Remove.
7171         * stmt.c (in_control_zone_p, stmt_loop_nest_empty,
7172         drop_through_at_end_p, move_cleanups_up,
7173         expand_end_case_dummy, case_index_expr_type): Likewise.
7174         * stor-layout.c (pos_from_byte): Likewise.
7175         * tree.c (chain_member_value, chain_member_purpose, listify,
7176         tree_int_cst_msb, index_type_equal): Likewise.
7177         * tree.h: Remove prototypes for unused functions.
7179 2002-09-17  Zack Weinberg  <zack@codesourcery.com>
7181         * ABOUT-GCC-NLS: Remove reference to enquire, and out-of-date
7182         statement that the only translation is to en_UK.
7184 2002-09-17  Kazu Hirata  <kazu@cs.umass.edu>
7186         * config/alpha/alpha.c: Follow spelling conventions.
7187         * config/alpha/alpha.h: Likewise.
7188         * config/alpha/alpha.md: Likewise.
7189         * config/arc/arc.h: Likewise.
7190         * config/arm/arm.c: Likewise.
7191         * config/arm/arm.h: Likewise.
7192         * config/arm/arm.md: Likewise.
7193         * config/arm/pe.c: Likewise.
7194         * config/arm/unknown-elf.h: Likewise.
7195         * config/avr/avr.c: Likewise.
7196         * config/avr/avr.h: Likewise.
7197         * config/c4x/c4x.c: Likewise.
7198         * config/cris/cris.c: Likewise.
7199         * config/cris/cris.h: Likewise.
7201 2002-09-17  Samuel Figueroa  <figueroa@apple.com>
7203         * final.c (final_scan_insn): Use new macro ASM_OUTPUT_ALIGN_WITH_NOP.
7204         * config/sparc/sparc.h (ASM_OUTPUT_ALIGN_WITH_NOP) New macro.
7205         * doc/tm.texi (ASM_OUTPUT_ALIGN_WITH_NOP) New description.
7207 2002-09-17  Dale Johannesen  <dalej@apple.com>
7209         * cfgcleanup.c (try_forward_edges):  Do not forward a
7210         branch to just after a loop exit before loop optimization;
7211         this interfered with doloop detection.
7213 2002-09-17  Nick Clifton  <nickc@redhat.com>
7215         * config/arm/arm.c (output_return_instruction): Do not
7216         writeback the stack pointer when it is being loaded.
7217         (arm_output_epilogue): Likewise.
7219 2002-09-17  Kazu Hirata  <kazu@cs.umass.edu>
7221         * optabs.c (prepare_cmp_insn): Let emit_library_call_value
7222         generate a pseudo reg that receives the result of a libcall.
7223         (prepare_float_lib_cmp): Likewise.
7225 2002-09-17  Steve Ellcey  <sje@cup.hp.com>
7227         * config/ia64/elf.h: Remove CPP_PREDEFINES.
7229 Tue Sep 17 13:58:04 2002  Nicola Pero  <n.pero@mi.flashnet.it>
7231         Fix PR/7014 and related objc bugs:
7232         * c-typeck.c (comp_target_types): Added a reflexive argument.
7233         Pass it to ObjC when/if calling objc_comptypes().  Updated all
7234         callers to provide the appropriate reflexive argument.
7235         * objc/objc-act.c (objc_comptypes): Carefully checked and fixed
7236         typechecking for all cases of comparisons and assignments,
7237         particularly the obscure and less common ones involving protocols.
7239 2002-09-17  Nick Clifton  <nickc@redhat.com>
7241         * machmode.def (V1DImode): New mode.  A single element vector.
7242         * tree.h (TI_UV1DI_TYPE, TI_V1DI_TYPE): New tree_index enums.
7243         (unsigned_V1DI_type_node, V1D1_type_node): New type nodes.
7244         * tree.c (build_common_tree_nodes_2): Build
7245         unsigned_V1DI_type_node and V1D1_type_node.
7246         * c-common.c (c_common_type_for_mode): Return
7247         unsigned_V1DI_type_node or V1D1_type_node for V1DImode.
7248         * rtl.c (class_narrowest_): Start integer vector nodes with V1DImode.
7250 Tue Sep 17 13:40:13 2002  Nicola Pero  <n.pero@mi.flashnet.it>
7252         * doc/objc.texi (Constant string objects): Extended documentation
7253         to make clear that the constant string class ivar layout is
7254         completely fixed.
7256 2002-09-17  Roger Sayle  <roger@eyesopen.com>
7258         * cfgrtl.c (flow_delete_block_noexpunge): Delete orphaned
7259         NOTE_INSN_LOOP_CONT notes when deleting basic blocks.
7261 2002-09-16  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
7263         * config/mips/mips.c (save_restore_insns): Remove unused variable.
7264         * gcc.c (make_relative_prefix): Likewise.
7265         * loop.c (check_final_value): Likewise.
7266         * jump.c (init_label_info): Remove return value.
7267         * cse.c (prev_insn): Move variable between #ifdef HAVE_cc0 ... #endif.
7269 2002-09-16  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
7271         * dsp16xx.h (ASM_FORMAT_PRIVATE_NAME): Delete.
7272         (ASM_PN_FORMAT): Define.
7274 2002-09-16  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
7276         * alpha.h, alpha/vms.h, arc.h, arm/aof.h, arm/aout.h, avr.h,
7277         c4x.h, cris.h, d30v.h, fr30.h, frv.h, h8300.h, i370.h, i386.h,
7278         i960.h, ia64.h, ip2k.h, m32r.h, m68hc11.h, m68k/3b1.h,
7279         m68k/hp320.h, m68k.h, m68k/mot3300.h, m68k/sgs.h, m68k/tower-as.h,
7280         m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
7281         pa.h, pdp11.h, romp.h, rs6000.h, s390/linux.h, sh.h, sparc.h,
7282         stormy16.h, v850.h, vax.h, xtensa.h (ASM_FORMAT_PRIVATE_NAME):
7283         Delete.
7284         * alpha/vms.h, h8300.h, i370.h, ia64.h, m68k/3b1.h, m68k/hp320.h,
7285         m68k/mot3300.h, m68k/sgs.h, m68k/tower-as.h, mmix.h, mn10200.h,
7286         mn10300.h, pa.h, v850.h (ASM_PN_FORMAT): Define.
7288         * defaults.h (ASM_PN_FORMAT, ASM_FORMAT_PRIVATE_NAME): Define.
7289         * doc/tm.texi (ASM_FORMAT_PRIVATE_NAME): Update documentation.
7291 2002-09-16  Richard Henderson  <rth@redhat.com>
7293         * expr.c (emit_block_move): Set memory block size as appropriate
7294         for the copy.
7296 2002-09-16  Richard Henderson  <rth@redhat.com>
7298         PR fortran/3924
7299         * sdbout.c (sdbout_symbol): Don't handle offsets from a symbol.
7301 2002-09-16  Richard Henderson  <rth@redhat.com>
7303         * emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust SIZE
7304         as well as OFFSET for BITPOS.
7306 2002-09-16  Jeff Garzik  <jgarzik@mandrakesoft.com>
7308         * config.gcc: Treat winchip_c6-*|winchip2-*|c3-* as pentium-mmx.
7309         * config/i386/i386.c (processor_alias_table): Add winchip-c6,
7310         winchip2 and c3.
7311         * doc/invoke.texi: Mention new aliases.
7313 2002-09-16  John David Anglin  <dave@hiauly1.hia.nrc.ca>
7315         * calls.c (store_one_arg): Set default alignment for BLKmode arguments
7316         to BITS_PER_UNIT when ARGS_GROW_DOWNWARD and the padding direction is
7317         downward.
7318         * function.c (pad_below):  Always compile.
7319         (locate_and_pad_parm): If defined ARGS_GROW_DOWNWARD, pad argument to
7320         alignment when it is not in a register or REG_PARM_STACK_SPACE is true.
7321         Pad below when the argument is not in a register and the padding
7322         direction is downward.
7324         * pa-64.h (MUST_PASS_IN_STACK): Move define to pa.h.
7325         (PAD_VARARGS_DOWN): Define.
7326         * pa.c (function_arg_padding): Revise padding directions to make them
7327         compatible with the 32 and 64-bit runtime architecture documentation.
7328         (hppa_va_arg):  Add code to handle variable and size zero arguments
7329         passed by reference on TARGET_64BIT.  Reformat.
7330         (function_arg): Use a PARALLEL for BLKmode and aggregates args on
7331         TARGET_64BIT.  Use a DImode PARALLEL for BLKmode args 5 to 8 bytes
7332         wide when !TARGET_64BIT.  Move forward check for mode==VOIDmode.
7333         Add comments.
7334         * pa.h (MAX_PARM_BOUNDARY): Correct define for TARGET_64BIT.
7335         (RETURN_IN_MEMORY): Return size zero types in memory.
7336         (FUNCTION_VALUE): Return TFmode in general registers.
7337         (MUST_PASS_IN_STACK): Define.
7338         (FUNCTION_ARG_BOUNDARY): Simplify.
7339         (FUNCTION_ARG_PASS_BY_REFERENCE): Pass variable and zero sized types
7340         by reference.
7341         (FUNCTION_ARG_CALLEE_COPIES): Define to FUNCTION_ARG_PASS_BY_REFERENCE.
7343 2002-09-16  Richard Henderson  <rth@redhat.com>
7345         * real.c (do_fix_trunc): New.
7346         (real_arithmetic): Call it.
7347         * simplify-rtx.c (simplify_unary_operation): Handle FIX
7348         with a floating-point result mode.
7350 2002-09-16  Richard Henderson  <rth@redhat.com>
7352         * builtin-types.def (BT_FN_FLOAT_CONST_STRING): New.
7353         (BT_FN_DOUBLE_CONST_STRING, BT_FN_LONG_DOUBLE_CONST_STRING): New.
7354         * builtins.def (__builtin_nan, __builtin_nanf, __builtin_nanl): New.
7355         (__builtin_nans, __builtin_nansf, __builtin_nansl): New.
7356         * builtins.c (fold_builtin_nan): New.
7357         (fold_builtin): Call it.
7358         * real.c (real_nan): Parse a non-empty string.
7359         (round_for_format): Fix NaN significand truncation.
7360         * real.h (real_nan): Return bool.
7361         * doc/extend.texi: Document new builtins.
7363 2002-09-16  Jason Merrill  <jason@redhat.com>
7364             Danny Smith  <dannysmith@users.sourceforge.net>
7366         * config/i386/winnt.c (ix86_handle_dll_attribute): Set
7367         DECL_EXTERN and TREE_PUBLIC for dllimported variables here...
7368         (i386_pe_mark_dllimport): Not here.
7370 2002-09-16  Nathan Sidwell  <nathan@codesourcery.com>
7372         * c-semantics.c (genrtl_do_stmt): Cope with NULL cond.
7374 2002-09-16  Geoffrey Keating  <geoffk@redhat.com>
7376         * config/rs6000/rs6000.c (build_mask64_2_operands): Suppress
7377         warnings about unused operands when HOST_BITS_PER_WIDE_INT is
7378         < 64.
7379         (rs6000_emit_cmove): Use real_isinf not target_isinf.
7381 2002-09-16  Kazu Hirata  <kazu@cs.umass.edu>
7383         * calls.c (emit_library_call_value_1): Don't refer to
7384         hard_libcall_value.
7385         * optabs.c (prepare_float_lib_cmp): Likewise.
7387 2002-09-16  Geoffrey Keating  <geoffk@apple.com>
7389         * ggc-common.c (ggc_mark_rtx_children_1): Update for changed name
7390         mangling.
7392         The following changes are merged from pch-branch:
7394         * doc/gty.texi (GTY Options): Document %a.
7395         * gengtype.c (do_scalar_typedef): New function.
7396         (process_gc_options): Handle `length' option.
7397         (set_gc_used_type): A pointer to an array of structures doesn't
7398         qualify as a pointer to a structure.
7399         (output_escaped_param): Add `%a' escape.
7400         (write_gc_structure_fields): Allow 'desc' on array of unions.
7401         (main): Define `uint8', `jword' and `JCF_u2' as scalars; use
7402         do_scalar_typedef.
7404         * gengtype.c (enum rtx_code): Make global.
7405         (rtx_format): Make global.
7406         (rtx_next): New.
7407         (gen_rtx_next): New.
7408         (write_rtx_next): New.
7409         (adjust_field_rtx_def): Skip fields marked by chain_next.
7410         (open_base_files): Delete redundant prototype.
7411         (write_enum_defn): New.
7412         (output_mangled_typename): Correct abort call.
7413         (write_gc_marker_routine_for_structure): Handle chain_next and
7414         chain_prev options.
7415         (finish_root_table): Don't output redundant \n.
7416         (main): Call gen_rtx_next, write_rtx_next, write_enum_defn.
7417         * c-tree.h (union lang_tree_node): Add chain_next option.
7419         * gengtype.h (NUM_PARAM): New definition.
7420         (struct type): For TYPE_PARAM_STRUCT, allow multiple parameters.
7421         * gengtype.c (find_param_structure): New.
7422         (adjust_field_type): Handle param<n>_is option.
7423         (process_gc_options): Detect use_params option.  Update callers.
7424         (set_gc_used_type): Add 'param' parameter, update callers.  Handle
7425         'use_params' option.
7426         (open_base_files): Add splay-tree.h to list of files included.
7427         (output_mangled_typename): New.
7428         (write_gc_structure_fields): Update 'param' parameter to support
7429         multiple parameters.  Change name mangling.  Allow parameterized
7430         fields to have an apparent scalar type.  Handle param<n>_is options,
7431         use_param option.
7432         (write_gc_marker_routine_for_structure): Update for change to name
7433         mangling.  Better guess the output file for parameterized types.
7434         (write_gc_types): Update for change to name mangling.
7435         (write_gc_root): Update for change to name mangling.  Handle (ignore)
7436         param<n>_is options.
7437         * doc/gty.texi (GTY Options): Add description of param<n>_is
7438         options, use_params option.
7439         * ggc.h (ggc_mark_rtx): Update for changed name mangling.
7440         * gengtype-lex.l: Produce token for param<n>_is.
7441         * gengtype-yacc.y: Parse param<n>_is.
7443         * gengtype.c (adjust_field_tree_exp): Don't name a variable 'rindex'.
7445         * rtl.c: Update comment describing rtx_format.
7446         * rtl.h (union rtunion): Separate definition and typedef.
7447         (struct rtx_def): Use gengtype to mark.
7448         * Makefile.in (gengtype.o): Also depend on rtl.def.
7449         * ggc.h (ggc_mark_rtx_children): Delete prototype.
7450         (ggc_mark_rtx): Change to alias of gengtype-generated routine.
7451         * ggc-common.c (ggc_mark_rtx_children): Delete.
7452         (ggc_mark_rtx_children_1): Delete.
7453         (gt_ggc_m_rtx_def): Delete.
7454         * gengtype.c (adjust_field_rtx_def): New.
7455         (adjust_field_type): Call adjust_field_rtx_def.
7456         (write_gc_structure_fields): Add 'default' case to switch if none
7457         is specified; remove unused code.
7459         * tree.h (struct tree_exp): Update for change to meaning
7460         of special.
7461         * gengtype.c (adjust_field_tree_exp): New function.
7462         (adjust_field_type): Handle `tree_exp' special here.
7463         (write_gc_structure_fields): Don't handle `tree_exp' special here.
7464         Handle new `dot' option.
7466         * gengtype.h: Make `info' a pointer-to-const.
7467         * gengtype-yacc.y (yacc_ids): Use xasprintf.
7469         * gengtype.c (write_gc_structure_fields): Remove implementation
7470         of `always' option, add `default' option.
7471         * doc/gty.texi (GTY Options): Remove documentation of `always',
7472         add `default'.
7474 2002-09-16  Hans-Peter Nilsson  <hp@bitrange.com>
7476         * output.h: Remove #ifdef RTX_CODE and #ifdef TREE_CODE.
7478 2002-09-16  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
7480         * m68hc11.md (addhi_sp): Fix uninitialized variable bug.
7482         * c4x-c.c, c4x.c, darwin.c, i370-c.c, m32r.c: Include tm_p.h
7483         instead of the *-protos.h file directly.
7484         * t-c4x, t-i370, t-v850: Depend on $(TM_P_H).
7485         * darwin.c (machopic_output_stub): Move prototype ...
7486         * darwin-protos.h (machopic_output_stub): ... here.
7487         * rs6000-protos.h (machopic_output_stub): Don't declare.
7489 2002-09-16  Richard Henderson  <rth@redhat.com>
7491         * c-common.c (builtin_define_float_constants): Emit __FOO_DENORM_MIN__.
7493 2002-09-16  Richard Henderson  <rth@redhat.com>
7495         * real.c, real.h: Rewrite from scratch.
7497         * Makefile.in (simplify-rtx.o): Depend on TREE_H.
7498         (paranoia): New target.
7499         * builtins.c (fold_builtin_inf): Use new real.h interface.
7500         * c-common.c (builtin_define_with_hex_fp_value): Likewise.
7501         * c-lex.c (interpret_float): Likewise.
7502         * emit-rtl.c (gen_lowpart_common): Likewise.
7503         * optabs.c (expand_float): Use real_2expN.
7504         * config/ia64/ia64.md (divsi3, udivsi3): Likewise.
7505         * defaults.h (INTEL_EXTENDED_IEEE_FORMAT): New.
7506         (FLOAT_WORDS_BIG_ENDIAN): New.
7507         * cse.c (find_comparison_args): Don't pass FLOAT_STORE_FLAG_VALUE
7508         directly to REAL_VALUE_NEGATIVE.
7509         * loop.c (canonicalize_condition): Likewise.
7510         * simplify-rtx.c: Include tree.h.
7511         (simplify_unary_operation): Don't handle FIX and UNSIGNED_FIX
7512         with floating-point result modes.
7513         * toplev.c (backend_init): Call init_real_once.
7515         * fold-const.c (force_fit_type): Don't call CHECK_FLOAT_VALUE.
7516         * tree.c (build_real): Likewise.
7517         * config/alpha/alpha.c, config/vax/vax.c (float_strings,
7518         float_values, inited_float_values, check_float_value): Remove.
7519         * config/alpha/alpha.h, config/m68hc11/m68hc11.h,
7520         config/m88k/m88k.h, config/vax/vax.h (CHECK_FLOAT_VALUE): Remove.
7521         * doc/tm.texi (CHECK_FLOAT_VALUE): Remove.
7522         (VAX_HALFWORD_ORDER): Remove.
7524 2002-09-16  Ulrich Weigand  <uweigand@de.ibm.com>
7526         * config/s390/s390.c: (legitimize_la_operand): Remove, replace by ...
7527         (s390_load_address): ... this new function.
7528         (s390_decompose_address): Allow the argument pointer and all
7529         virtual registers as 'pointer' registers.
7530         (s390_expand_plus_operand): Use s390_load_address.
7531         config/s390/s390.md (movti, movdi, movdf splitters): Likewise.
7532         ("force_la_31"): New insn pattern.
7533         config/s390/s390-protos.h (legitimize_la_operand): Remove.
7534         (s390_load_address): Add prototype.
7536         * config/s390/s390.c: Include "optabs.h".
7537         (s390_expand_movstr, s390_expand_clrstr, s390_expand_cmpstr): New.
7538         config/s390/s390-protos.h (s390_expand_movstr, s390_expand_clrstr,
7539         s390_expand_cmpstr): Add prototypes.
7540         config/s390/s390.md ("movstrdi", "movstrsi"): Call s390_expand_movstr.
7541         ("movstrdi_short"): Rename to "movstr_short_64".  Change predicates
7542         for operands 0 and 1 to "memory_operand".  Add type attribute.
7543         ("movstrsi_short"): Rename to "movstr_short_31".  Change predicates
7544         for operands 0 and 1 to "memory_operand".  Add type attribute.
7545         ("movstrdi_long", "movstrsi_long"): Remove.
7546         ("movstrdi_64"): Rename to "movstr_long_64". Add type attribute.
7547         ("movstrsi_31"): Rename to "movstr_long_31". Add type attribute.
7548         ("clrstrdi", "clrstrsi"): Call s390_expand_clrstr.
7549         ("clrstrsico"): Remove, replace by ...
7550         ("clrstr_short_64", "clrstr_short_31"): ... these new patterns.
7551         ("clrstrsi_64"): Rename to "clrstr_long_64".
7552         ("clrstrsi_31"): Rename to "clrstr_long_31".
7553         ("cmpstrdi", "cmpstrsi"): Call s390_expand_cmpstr.
7554         ("cmpstr_const"): Remove, replace by ...
7555         ("cmpstr_short_64", "cmpstr_short_31"): ... these new patterns.
7556         ("cmpstr_64"): Rename to "cmpstr_long_64".
7557         ("cmpstr_31"): Rename to "cmpstr_long_31".
7559 2002-09-16  Kazu Hirata  <kazu@cs.umass.edu>
7561         * ABOUT-NLS: Follow spelling conventions.
7562         * ChangeLog: Likewise.
7563         * ChangeLog.1: Likewise.
7564         * ChangeLog.2: Likewise.
7565         * ChangeLog.3: Likewise.
7566         * ChangeLog.4: Likewise.
7567         * ChangeLog.5: Likewise.
7568         * ChangeLog.6: Likewise.
7569         * FSFChangeLog.10: Likewise.
7570         * FSFChangeLog.11: Likewise.
7571         * c-common.c: Likewise.
7572         * c-lex.c: Likewise.
7573         * c-objc-common.c: Likewise.
7574         * cppexp.c: Likewise.
7575         * cppinit.c: Likewise.
7576         * cpplex.c: Likewise.
7577         * doloop.c: Likewise.
7578         * flow.c: Likewise.
7579         * function.c: Likewise.
7580         * integrate.c: Likewise.
7581         * loop.c: Likewise.
7582         * reg-stack.c: Likewise.
7583         * reload.h: Likewise.
7584         * ssa.c: Likewise.
7586 2002-09-15  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
7588         * Makefile.in (vmsdbgout.o): Depend on $(TARGET_H)
7589         * vmsdbgout.c: Include "target.h".
7591 2002-09-15  Kazu Hirata  <kazu@cs.umass.edu>
7593         * ChangeLog: Follow spelling conventions.
7594         * ChangeLog.0: Likewise.
7595         * ChangeLog.1: Likewise.
7596         * ChangeLog.2: Likewise.
7597         * ChangeLog.4: Likewise.
7598         * ChangeLog.6: Likewise.
7599         * config.gcc: Likewise.
7600         * dwarfout.c: Likewise.
7601         * reload1.c: Likewise.
7602         * simplify-rtx.c: Likewise.
7603         * unwind-sjlj.c: Likewise.
7604         * config/avr/avr.h: Likewise.
7605         * config/d30v/d30v.h: Likewise.
7606         * config/frv/frv.c: Likewise.
7607         * config/frv/frv.h: Likewise.
7608         * config/ip2k/ip2k.h: Likewise.
7609         * config/m88k/m88k-move.sh: Likewise.
7610         * config/stormy16/stormy16.c: Likewise.
7611         * config/stormy16/stormy16.h: Likewise.
7612         * doc/extend.texi: Likewise.
7613         * doc/interface.texi: Likewise.
7614         * doc/invoke.texi: Likewise.
7615         * doc/md.texi: Likewise.
7616         * doc/rtl.texi: Likewise.
7617         * doc/tm.texi: Likewise.
7618         * doc/trouble.texi: Likewise.
7619         * ginclude/float.h: Likewise.
7620         * treelang/treelang.texi: Likewise.
7622 2002-09-15  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
7624         * i386-protos.h (i386_pe_dllexport_name_p,
7625         i386_pe_dllimport_name_p, i386_pe_unique_section,
7626         i386_pe_declare_function_type, i386_pe_record_external_function,
7627         i386_pe_record_exported_symbol, i386_pe_asm_file_end): Add
7628         prototype.
7629         * i386/t-cygwin (winnt.o): Depend on $(TM_P_H).
7630         * i386/t-interix (winnt.o): Likewise.
7632         * v850-protos.h (v850_output_addr_const_extra): Prototype.
7634 2002-09-15  Jason Thorpe  <thorpej@wasabisystems.com>
7636         * config/mips/netbsd.h (TARGET_OS_CPP_BUILTINS): Add
7637         MIPS ABI CPP macros.
7638         (TARGET_CPU_CPP_BUILTINS): Redefine.
7639         (SUBTARGET_EXTRA_SPECS): Remove subtarget_endian_default.
7640         (SUBTARGET_ENDIAN_DEFAULT_SPEC): Remove.
7642 2002-09-15  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
7644         * ia64/aix.h (TARGET_OS_CPP_BUILTINS): Fix typo.
7646 2002-09-15  Kazu Hirata  <kazu@cs.umass.edu>
7648         * ChangeLog: Follow spelling conventions.
7649         * ChangeLog.0: Likewise.
7650         * ChangeLog.1: Likewise.
7651         * ChangeLog.2: Likewise.
7652         * ChangeLog.3: Likewise.
7653         * ChangeLog.4: Likewise.
7654         * ChangeLog.5: Likewise.
7655         * ChangeLog.6: Likewise.
7656         * FSFChangeLog.10: Likewise.
7657         * FSFChangeLog.11: Likewise.
7658         * c-common.c: Likewise.
7659         * c-common.h: Likewise.
7660         * c-format.c: Likewise.
7661         * c-opts.c: Likewise.
7662         * cpplib.c: Likewise.
7663         * langhooks.h: Likewise.
7664         * real.c: Likewise.
7665         * reg-stack.c: Likewise.
7666         * toplev.c: Likewise.
7667         * config/arm/arm.c: Likewise.
7668         * config/arm/arm.md: Likewise.
7669         * config/arm/linux-gas.h: Likewise.
7670         * config/arm/netbsd.h: Likewise.
7671         * config/c4x/c4x.c: Likewise.
7672         * config/c4x/c4x.h: Likewise.
7673         * config/c4x/c4x.md: Likewise.
7674         * config/c4x/libgcc.S: Likewise.
7675         * config/fr30/fr30.md: Likewise.
7676         * config/frv/frv.md: Likewise.
7677         * config/ia64/ia64.md: Likewise.
7678         * config/mips/mips.h: Likewise.
7679         * config/mn10300/mn10300.c: Likewise.
7680         * config/stormy16/stormy16.c: Likewise.
7681         * config/v850/v850.md: Likewise.
7682         * doc/extend.texi: Likewise.
7683         * doc/invoke.texi: Likewise.
7684         * doc/md.texi: Likewise.
7686 2002-09-15  Jason Thorpe  <thorpej@wasabisystems.com>
7688         * config/netbsd.h (LIB_SPEC): Include the appropriate pthread
7689         library if -pthread is specified.
7691 2002-09-15  Jason Thorpe  <thorpej@wasabisystems.com>
7693         * config.gcc (*-*-netbsd*): Set thread_file to 'posix'
7694         for --enable-threads=yes and --enable-threads=posix.
7696 2002-09-15  Kazu Hirata  <kazu@cs.umass.edu>
7698         * config/sparc/cypress.md: Replace Sparc with SPARC.
7699         * config/sparc/freebsd.h: Likewise.
7700         * config/sparc/gmon-sol2.c: Likewise.
7701         * config/sparc/hypersparc.md: Likewise.
7702         * config/sparc/lb1spc.asm: Likewise.
7703         * config/sparc/lb1spl.asm: Likewise.
7704         * config/sparc/linux.h: Likewise.
7705         * config/sparc/linux64.h: Likewise.
7706         * config/sparc/lynx.h: Likewise.
7707         * config/sparc/sol2.h: Likewise.
7708         * config/sparc/sparc-modes.def: Likewise.
7709         * config/sparc/sparc.c: Likewise.
7710         * config/sparc/sparc.h: Likewise.
7711         * config/sparc/sparc.md: Likewise.
7712         * config/sparc/sparclet.md: Likewise.
7713         * config/sparc/supersparc.md: Likewise.
7714         * config/sparc/sysv4.h: Likewise.
7715         * config/sparc/vxsim.h: Likewise.
7716         * config/sparc/vxsparc64.h: Likewise.
7718 2002-09-14  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
7720         * c-lex.c (cb_ident): Mark variable with ATTRIBUTE_UNUSED.
7721         * collect2.c (ignore_library, aix_std_libs): Move into the context
7722         where it is used.
7723         * m68hc11.c (m68hc11_autoinc_compatible_p): Delete prototype.
7724         (autoinc_mode, m68hc11_make_autoinc_notes): Add prototypes.
7725         * m88k.c (output_call): Wrap variables with macro controlling use.
7726         * rs6000.md: Likewise.  Const-ify variable.
7727         * sh.h (ASM_OUTPUT_LABELREF): Likewise.
7728         * final.c (only_leaf_regs_used): Likewise.
7729         * regrename.c (maybe_mode_change): Mark parameter with
7730         ATTRIBUTE_UNUSED.
7731         * reload.c (find_valid_class): Likewise.  Likewise for variable.
7732         (find_reloads_address_1): Likewise.
7733         * varasm.c (weak_finish): Wrap variable with macro controlling use.
7735 2002-09-14  Marek Michalkiewicz  <marekm@amelek.gda.pl>
7737         * config/avr/avr.c (output.h): Move after inclusion of tree.h.
7739 2002-09-14  Kazu Hirata  <kazu@cs.umass.edu>
7741         * ChangeLog: Follow spelling conventions.
7742         * ChangeLog.0: Likewise.
7743         * ChangeLog.2: Likewise.
7744         * ChangeLog.3: Likewise.
7745         * ChangeLog.4: Likewise.
7746         * ChangeLog.5: Likewise.
7747         * ChangeLog.6: Likewise.
7748         * cppfiles.c: Likewise.
7749         * cppinit.c: Likewise.
7750         * cpplib.h: Likewise.
7751         * cse.c: Likewise.
7752         * debug.h: Likewise.
7753         * df.c: Likewise.
7754         * dominance.c: Likewise.
7755         * hashtable.c: Likewise.
7756         * hashtable.h: Likewise.
7757         * loop.c: Likewise.
7758         * config/arm/README-interworking: Likewise.
7759         * config/arm/arm.c: Likewise.
7760         * config/arm/arm.h: Likewise.
7761         * config/arm/arm.md: Likewise.
7762         * config/dsp16xx/dsp16xx.h: Likewise.
7763         * config/frv/frv.c: Likewise.
7764         * config/frv/frv.h: Likewise.
7765         * config/ip2k/ip2k.h: Likewise.
7766         * config/rs6000/rs6000.c: Likewise.
7767         * config/stormy16/stormy-abi: Likewise.
7768         * config/stormy16/stormy16.h: Likewise.
7769         * config/v850/v850.c: Likewise.
7771 2002-09-14  Kazu Hirata  <kazu@cs.umass.edu>
7773         * loop.c: Fix a comment typo.
7775 2002-09-14  Kazu Hirata  <kazu@cs.umass.edu>
7777         * config/fr30/fr30.h: Fix comment typos.
7778         * config/frv/frv.c: Likewise.
7779         * config/i386/xmmintrin.h: Likewise.
7780         * config/mips/mips.c: Likewise.
7781         * config/sh/sh.c: Likewise.
7783 2002-09-14  Kazu Hirata  <kazu@cs.umass.edu>
7785         * haifa-sched.c: Follow spelling conventions.
7786         * regclass.c: Likewise.
7787         * regrename.c: Likewise.
7788         * config/fp-bit.c: Likewise.
7789         * config/frv/frv.h: Likewise.
7790         * config/m88k/m88k.c: Likewise.
7791         * config/mcore/mcore.c: Likewise.
7792         * config/rs6000/darwin.h: Likewise.
7793         * config/rs6000/gnu.h: Likewise.
7794         * config/rs6000/linux.h: Likewise.
7795         * config/rs6000/linux64.h: Likewise.
7796         * config/rs6000/rs6000.c: Likewise.
7797         * config/rs6000/rs6000.h: Likewise.
7798         * config/sh/sh.c: Likewise.
7799         * config/sparc/sparc.c: Likewise.
7800         * config/sparc/ultra1_2.md: Likewise.
7802 2002-09-14  Stephane Carrez  <stcarrez@nerim.fr>
7804         * config/m68hc11/m68hc11.md ("movdi_internal"): Allow any offsetable
7805         memory operand when source is 0 (K constraint).
7806         ("movsi_internal"): Likewise.
7807         ("movdf_internal"): Likewise.
7808         ("movsf_internal"): Likewise.
7810 2002-09-14  Alan Modra  <amodra@bigpond.net.au>
7812         * config/rs6000/rs6000.c (rs6000_elf_encode_section_info): Use
7813         targetm.binds_local_p to set SYMBOL_REF_FLAG.
7814         (rs6000_xcoff_encode_section_info): Likewise.
7815         * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7817 2002-09-10  Theodore A. Roth  <troth@verinet.com>
7819         * gcc/config/avr/avr.h: Set default options for C++ for avr.
7821 2002-09-13  Roger Sayle  <roger@eyesopen.com>
7823         * stmt.c (struct nexting): Remove unused alt_end_label field.
7824         (expand_start_loop): Delete initialization of alt_end_label.
7825         (expand_start_null_loop): Likewise.
7826         (expand_exit_loop_if_false): Delete updating of alt_end_label.
7828 2002-09-13  Richard Henderson  <rth@redhat.com>
7830         * Makefile.in (toplev.o): Depend on real.h.
7831         (print-rtl.o, varasm.o, ifcvt.o): Likewise.
7833 2002-09-14  Alan Modra  <amodra@bigpond.net.au>
7835         * doc/tm.texi (DBX_OUTPUT_NFUN): Describe.
7836         * dbxout.c (dbxout_function_end): Use DBX_OUTPUT_NFUN.
7837         * config/rs6000/linux64.h (DBX_OUTPUT_NFUN): Define.
7839 2002-09-13  Nathan Sidwell  <nathan@codesourcery.com>
7841         * ggc-common.c (ggc_mark_roots): Don't iterate NULL hash tables.
7843 2002-09-13  Steve Ellcey  <sje@cup.hp.com>
7845         * config.gcc (ia64*-*-aix*, ia64*-*-elf*, ia64*-*-freebsd*,
7846         ia64*-*-linux*): Set extra_parts.
7847         * config/ia64/t-aix (EXTRA_PARTS): Remove.
7848         * config/ia64/t-ia64 (EXTRA_PARTS): Remove.
7850 2002-09-13  Kazu Hirata  <kazu@cs.umass.edu>
7852         * config/h8300/fixunssfsi.c: Replace H8/S with H8S.
7853         * config/h8300/h8300.c: Likewise.
7854         * config/h8300/h8300.h: Likewise.
7855         * config/h8300/h8300.md: Likewise.
7856         * doc/invoke.texi: Likewise.
7858 2002-09-13  Kazu Hirata  <kazu@cs.umass.edu>
7860         * config/h8300/h8300.c (h8300_init_once): Fix formatting.
7862 2002-09-13  Richard Henderson  <rth@redhat.com>
7864         * config/alpha/alpha.md (attr type): Add callpal.
7865         (imb, trap, load_tp, set_tp): Use it.
7866         * config/alpha/ev4.md (ev4_callpal): New.
7867         * config/alpha/ev5.md (ev5_callpal): New.
7868         * config/alpha/ev6.md (ev6_ibr): Handle callpal.
7869         * config/alpha/alpha.c (alphaev4_insn_pipe): Handle TYPE_CALLPAL.
7870         (alphaev5_insn_pipe): Likewise.
7872 2002-09-13  Andreas Jaeger  <aj@suse.de>
7874         * Makefile.in (print-rtl.o): Depend on CONFIG_H.
7876 2002-09-13  Steve Ellcey  <sje@cup.hp.com>
7878         * config/ia64/t-hpux (LIBGCC1_TEST, STMP_FIXPROTO,
7879         LIB2ADDEH): New, set to NULL.
7880         (SHLIB_EXT, SHLIB_LINK, SHLIB_INSTALL, SHLIB_MKMAP): New.
7882 2002-09-13  Steve Ellcey  <sje@cup.hp.com>
7884         * config/ia64/quadlib.c (_U_Qfcmp): Make extern.
7885         (_U_Qfcnvfxt_quad_to_sgl): Remove declaration.
7886         (_U_Qfeq, _U_Qfne, _U_Qfgt, _U_Qfge, U_Qflt, U_Qfle, _U_Qfcomp):
7887         Add declarations.
7888         (_U_Qfneg): Remove.
7890 2002-09-13 Dhananjay Deshpande  <dhananjayd@kpit.com>
7892         * config/h8300/h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): Add support
7893         for H8/300, H8S aa:8 mode.
7894         (TINY_CONSTANT_ADDRESS_P): Add support for H8S aa:16 mode.
7895         * config/h8300/h8300.c (h8300_adjust_insn_length): Adjust length
7896         for H8/300 aa:8 mode.
7898 2002-09-13  Hartmut Penner  <hpenner@de.ibm.com>
7900         * config/s390/s390.md ("trap", "conditional_trap", "*trap"): New
7901         insns.
7903 2002-09-12  Richard Henderson  <rth@redhat.com>
7905         * Makefile.in (HOST_PRINT): Use print-rtl1.o
7906         (print-rtl.o): Don't define GENERATOR_FILE.
7907         (print-rtl1.o): Rename from $(BUILD_PREFIX_1)print-rtl.o.
7908         * print-rtl.c (print_rtx): Include CONST_DOUBLE fp decimal output
7909         unless GENERATOR_FILE.
7911 2002-09-12  Stan Shebs  <shebs@apple.com>
7913         * config/darwin.h (USER_LABEL_PREFIX): Define here...
7914         * config/i386/darwin.h: ... instead of here.
7916         * target.h (struct gcc_target): New field
7917         terminate_dw2_eh_frame_info.
7918         * target-def.h (TARGET_TERMINATE_DW2_EH_FRAME_INFO): Define.
7919         (TARGET_INITIALIZER): Add it.
7920         * dwarf2out.c (output_call_frame_info): Use target hook.
7921         * dwarf2asm.c (dw2_asm_output_delta): Use macro
7922         ASM_OUTPUT_DWARF_DELTA if defined.
7923         * doc/tm.texi (TARGET_TERMINATE_DW2_EH_FRAME_INFO): Document.
7924         (ASM_OUTPUT_DWARF_DELTA): Ditto.
7925         (ASM_OUTPUT_DWARF_OFFSET): Ditto.
7926         (ASM_OUTPUT_DWARF_PCREL): Ditto.
7927         * config.gcc (i[34567]86-*-darwin*): Define extra_parts.
7928         (powerpc-*-darwin*): Ditto.
7929         * crtstuff.c [OBJECT_FORMAT_MACHO]: Update the Mach-O bits
7930         to work correctly for Darwin.
7931         * config/darwin.h (OBJECT_FORMAT_MACHO): Define.
7932         (STARTFILE_SPEC): Add crtbegin.o.
7933         (ENDFILE_SPEC): Define.
7934         (EXTRA_SECTION_FUNCTIONS): Put gcc_except_tab in data segment.
7935         (ASM_PREFERRED_EH_DATA_FORMAT): Handle more cases.
7936         (ASM_OUTPUT_DWARF_DELTA): Define.
7937         (TARGET_TERMINATE_DW2_EH_FRAME_INFO): Define.
7938         * config/darwin.c (darwin_asm_output_dwarf_delta): New function.
7940 2002-09-13  Alan Modra  <amodra@bigpond.net.au>
7942         * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Remove "if"
7943         nesting.  Correct test for non-PowerPC64 ELF ABI_AIX.
7944         * config/rs6000/rs6000.md (load_toc_v4_PIC*): Disable when ABI_AIX.
7946 2002-09-12  Zack Weinberg  <zack@codesourcery.com>
7948         * toplev.c: Move default definition of USER_LABEL_PREFIX...
7949         * defaults.h: ... here.
7951 2002-09-12  Richard Henderson  <rth@redhat.com>
7953         * vax.c: Include tree.h earlier.
7955 2002-09-12  Stan Shebs  <shebs@apple.com>
7957         * config/darwin.c (machopic_finish): Remove #if 0 chunks.
7958         (machopic_operand_p): Ditto.
7960 2002-09-12  Kazu Hirata  <kazu@cs.umass.edu>
7962         * config/arm/arm.c (arm_compute_initial_elimination_offset):
7963         Fix a comment typo.
7965 2002-09-12  Kazu Hirata  <kazu@cs.umass.edu>
7967         * toplev.c (do_abort): Fix a comment typo.
7969 2002-09-12  Kazu Hirata  <kazu@cs.umass.edu>
7971         * cselib.c: Fix comment formatting.
7972         * gengtype.c: Likewise.
7974 2002-09-12  Kazu Hirata  <kazu@cs.umass.edu>
7976         * config/h8300/h8300.md (udivmodqi4): Do not use an expander.
7977         (udivmodhi4): Likewise.
7979 2002-09-12  Graham Stott  <graham.stott@btinternet.com>
7980             Roger Sayle  <roger@eyesopen.com>
7982         * i386.c (any_fp_register_operand, fp_register_operand,
7983         register_and_not_any_fp_reg_operand, register_and_not_fp_reg_operand):
7984         New predicate functions.
7985         * i386-protos.h:  Add their prototypes.
7986         * i386.h: Add them to PREDICATE_CODES.
7987         * i386.md ("*pushsf_rex64"+2, "*pushsf_rex64"+3, "*pushdf_integer"+1,
7988         "*pushdf_integer"+2, "*pushtf_integer"+1, "*pushtf_integer"+2,
7989         "*pushtf_integer"+3, "*pushtf_integer"+4, "*dummy_extendsfdf2"+1,
7990         "*dummy_extendsfdf2"+2, "*dummy_extendsfxf2"+1,
7991         "*dummy_extendsftf2"+1, "*dummy_extendsftf2"+2,
7992         "*dummy_extenddfxf2"+1, "*dummy_extenddftf2"+1,
7993         "*dummy_extenddftf2"+2, "*negsf2_if"+1, "*negsf2_if"+2,
7994         "*negdf2_if_rex64"+1, "*negdf2_if_rex64"+2, "*negxf2_if"+1,
7995         "*negxf2_if"+2, "*negtf2_if"+1, "*negtf2_if"+2, "*abssf2_if"+1,
7996         "*abssf2_if"+2, "*absdf2_if_rex64"+1, "*absdf2_if_rex64"+2,
7997         "*absxf2_if"+1, "*absxf2_if"+2, "*abstf2_if"+1, "*abstf2_if"+2):
7998         Use these new predicates to simplify and correct the use of
7999         FP_REG_P, ANY_FP_REG_P, FP_REGNO_P and any ANY_FP_REGNO_P.
8001 2002-09-12  Jason Merrill  <jason@redhat.com>
8003         * diagnostic.c (output_add_identifier): New fn.
8004         * diagnostic.h: Declare it.
8006         * calls.c (store_one_arg): Use size_in_bytes to determine the
8007         amount of space to push.
8009 2002-09-12  Jakub Jelinek  <jakub@redhat.com>
8011         * config/sparc/linux64.h (STARTFILE_SPEC32): Fix a typo.
8013 2002-09-12  Ulrich Weigand  <uweigand@de.ibm.com>
8015         * config/s390/s390-modes.def (CCAPmode, CCANmode): New CC modes.
8016         * config/s390/s390.c (s390_match_ccmode_set): Support new CC modes.
8017         (s390_select_ccmode): Likewise.
8018         (s390_branch_condition_mask): Likewise.
8019         (optimization_options): Do not set flag_branch_on_count.
8020         (s390_split_branches): Handle doloop branches.
8021         (s390_chunkify_pool): Likewise.
8022         * config/s390/s390.md ("*adddi3_imm_cc", "*addsi3_imm_cc"): New insns.
8023         ("doloop_end"): New expander.
8024         ("doolop_si", "*doloop_si_long", "doloop_di", "*doloop_di_long",
8025         associated splitters): New.
8027 2002-09-11  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
8029         * genattrtab.c (simplify_cond): Remove unused variable(s).
8030         * global.c (record_conflicts): Likewise.
8031         * jump.c (rebuild_jump_labels): Likewise.
8032         * loop.c (scan_loop, check_final_value): Likewise.
8033         * ra-colorize.c (colorize_one_web, assign_colors): Likewise.
8034         * reload1.c (eliminate_regs_in_insn, do_input_reload): Likewise.
8035         * rtlanal.c (reg_set_p): Likewise.
8036         * stmt.c (expand_asm_operands, expand_decl): Likewise.
8037         * genautomata.c (empty_reserv): Remove.
8038         * loop.c (max_luid): Likewise.
8039         * sched-rgn.c (bitlst_table_size): Likewise.
8041 2002-09-11  Nathan Sidwell  <nathan@codesourcery.com>
8043         Reimplement gcov format.
8044         * gcov-io.h: Replace.
8045         * gcov.c: Reimplement.
8046         * gcov-iov.c: New file.
8047         * gcov-dump.c: New file.
8048         * libgcc2.c (L_bb): Replace with ...
8049         (L_gcov): ... this.
8050         (struct bb_function_info, struct bb): Remove.
8051         (inhibit_libc): Never inhibit.
8052         (gcov_list, gcov_crc): New static variables.
8053         (gcov_version_mismatch): New static function.
8054         (__bb_exit_func): Renamed to ...
8055         (__gcov_exit): ... here. Made static. Reimplement.
8056         (__gcov_init_func): Rename to ...
8057         (__gcov_init): ... here. Check version, update crc.
8058         (__bb_fork_func): Rename to ...
8059         (__gcov_flush): ... here.
8060         * libgcc2.h (struct bb, __bb_exit_func, __bb_init_func,
8061         __bb_fork_func, gcov_type, __bb_find_arc_counters): Remove.
8062         * calls.c (expand_call): Call __gcov_flush.
8063         * profile.c (bb_file, last_bb_file_name): Remove.
8064         (bbg_file_name): New global variable.
8065         (output_gcov_string): Remove.
8066         (get_exec_counts): Reimplement.
8067         (branch_prob): Reimplement gcov file writing.
8068         (init_branch_prob): Create bbg_file_name, don't create
8069         bb_file_name.
8070         (end_branch_prob): Adjust. Don't remove counter file when
8071         instrumenting ourselves.
8072         (create_profiler): Adjust.
8073         * doc/gcov.texi (Gcov Data Files): Remove detailed specification,
8074         point to gcov-io.h.
8075         * Makefile.in (LANGUAGES): Add gcov-dump.
8076         (coverageexts): Remove .bb.
8077         (STAGESTUFF): Add gcov-dump.
8078         (LIB2FUNCS_ST): Replace _bb with _gcov.
8079         (profile.o): Depend on gcov-iov.h.
8080         (final.o): Don't depend on profile.h, gcov.h.
8081         (gcov.o): Depend on gcov-iov.h.
8082         (gcov-iov.o): New target.
8083         (gcov-iov): New target.
8084         (gcov-iov.h): New target.
8085         (gcov-dump.o): New target.
8086         (GCOV_DUMP_OBJS): New variable.
8087         (gcov-dump): New target.
8088         (distclean): Remove coverageexts.
8089         (stage1): Remove coverageexts.
8091 2002-09-11  Hartmut Penner  <hpenner@de.ibm.com>
8093         * fold-const.c (make_range): Only narrow to signed range if
8094         the signed range is smaller than the unsigned range.
8096 2002-09-12  Alan Modra  <amodra@bigpond.net.au>
8098         * emit-rtl.c (set_mem_size): New function.
8099         * expr.h (set_mem_size): Declare.
8100         * config/rs6000/rs6000.c (expand_block_move_mem): Exterminate.
8101         (expand_block_move): Instead, use adjust_address and
8102         replace_equiv_address to generate proper aliasing info.
8103         Move common code out of conditionals.  Localize vars.
8105 2002-09-11  Eric Botcazou  <ebotcazou@libertysurf.fr>
8107         * optabs.c (expand_binop): Minor cleanup.
8108         (expand_twoval_binop): Convert CONST_INTs like in expand_binop.
8110 2002-09-11  Dan Nicolaescu  <dann@ics.uci.edu>
8112         * print-tree.c (print_node): Print the restrict qualifier.
8114 2002-09-11  Janis Johnson  <janis187@us.ibm.com>
8116         * doc/install.texi: Fix typos.
8118 2002-09-11  Zack Weinberg  <zack@codesourcery.com>
8120         * Makefile.in: Remove all references to s-under and underscore.c.
8121         * collect2.c, tlink.c: Change all uses of prepends_underscore
8122         to look directly at USER_LABEL_PREFIX.
8124 2002-09-11  David Edelsohn  <edelsohn@gnu.org>
8126         * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section): Append
8127         alignment to csect.
8128         (rs6000_xcoff_unique_section): Only set section name for public
8129         data.
8130         (rs6000_xcoff_section_type_flags): Store log2 alignment in flags.
8131         * config/rs6000/xcoff.h (TARGET_ASM_SELECT_SECTION): Remove
8132         duplicate definition.
8134 2002-09-10  John David Anglin  <dave@hiauly1.hia.nrc.ca>
8136         * pa.md (extzv): Check predicates before emitting extzv_32.
8137         (insv): Likewise.
8139 2002-09-10  Ulrich Weigand  <uweigand@de.ibm.com>
8141         * config/s390/s390.h (MOVE_MAX): Define to correct value.
8142         (MAX_MOVE_MAX): Define.
8143         (MOVE_BY_PIECES_P): Define.
8144         (CLEAR_BY_PIECES_P): Define.
8146 2002-09-10  Denis Chertykov  <denisc@overta.ru>
8148         * config/avr/avr.md (movstrhi): Use right operands for conversion.
8150 2002-09-10  Richard Earnshaw  <rearnsha@arm.com>
8152         PR c/7873
8153         * arm.md (insv): Use reg_or_int_operand for operand[3].
8155 2002-09-10  David Edelsohn  <edelsohn@gnu.org>
8157         * rs6000.c (rs6000_assemble_visibility): Protect declaration
8158         inside macro.  Correct function definition typo.
8159         (rs6000_xcoff_section_type_flags): New function.
8160         (TARGET_SECTION_TYPE_FLAGS): Remove definition.
8161         (rs6000_elf_section_type_flags): Call default_section_type_flags_1
8162         with appropriate PIC test.
8163         (rs6000_xcoff_select_section): Use decl_readonly_section_1 to
8164         determine readonly.
8165         (rs6000_binds_local_p): Combine PIC flags.
8166         * sysv4.h (TARGET_SECTION_TYPE_FLAGS): Define.
8167         * xcoff.h (TARGET_SECTION_TYPE_FLAGS): Define.
8169 2002-09-09  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
8171         * h8300.md: Fix signed/unsigned warnings.
8172         * mcore.md: Likewise.
8173         * mn10300.c (mask_ok_for_mem_btst): Likewise.
8175 2002-09-09  Per Bothner  <per@bothner.com>
8177         * print-tree.c (print_node):  In a STRING_CST, escape non-ascii
8178         characters, and only print TREE_STRING_LENGTH chars.
8180 2002-09-09  Steve Ellcey  <sje@cup.hp.com>
8182         * config/ia64/hpux.h (TARGET_HPUX_LD): New, define true.
8183         (ASM_FILE_END) New.
8184         * config/ia64/ia64.h (TARGET_HPUX_LD): New, define false.
8185         * config/ia64/ia64-protos.h (ia64_hpux_asm_file_end): New.
8186         * config/ia64/ia64.c (ia64_asm_output_external): Create list
8187         of external functions if TARGET_HPUX_LD is true.
8188         (ia64_hpux_add_extern_decl): New, routine to put names on
8189         list of external functions.
8190         (ia64_hpux_asm_file_end): Put out declarations for external
8191         functions if and only if they are used.
8193 2002-09-09  John David Anglin  <dave@hiauly1.hia.nrc.ca>
8195         * pa.md (exception_receiver, builtin_setjmp_receiver): Add blockage
8196         on TARGET_64BIT before pic register restore.
8198 2002-09-09  David Edelsohn  <edelsohn@gnu.org>
8200         * doc/tm.texi (TARGET_HAVE_SRODATA_SECTION): New description.
8201         (TARGET_HAVE_TLS): New description.
8203 2002-09-09  Janis Johnson  <janis187@us.ibm.com>
8205         * doc/extend.texi (Statement Exprs): Fix broken link.
8207 2002-09-09  Denis Chertykov  <denisc@overta.ru>
8209         * config/avr/avr.md (movstrhi, clrstrhi): Use gen_int_mode for
8210         right conversion of operands[1].
8212 2002-09-09  Ulrich Weigand  <uweigand@de.ibm.com>
8214         * config/s390/s390.md ("*tmdi_reg", "*tmsi_reg"): Do not mark as
8215         commutative.  Use "nonimmediate_operand" instead of "register_operand"
8216         as predicate for operand 0.  Move to after the "*tmXX_mem" insns.
8218         ("*tmdi_mem", "*tmsi_mem", "*tmhi_mem", "*tmqi_mem"): Do not mark
8219         as commutative.
8221         ("*anddi3_ni", "*andsi3_ni", "*iordi3_ni", "*iorsi3_ni"): Do not
8222         mark as commutative.  Use "nonimmediate_operand" instead of
8223         "register_operand" as predicate for operand 1.
8225         ("movstrictsi"): Fix typo in insn name.
8227 2002-09-09  Jan Hubicka  <jh@suse.cz>
8229         * i386.c (index_register_operand): New.
8230         * i386.h (predicate_codes): Add new predicate.
8231         * i386.md (lea_general_*): Use index_register_operand
8232         (ashift to lea splitter): Do not produce invalid leas
8233         (ashift to mov+ashift split): New.
8235 2002-09-09  Nick Clifton  <nickc@redhat.com>
8237         * config/fr30/fr30.c (output.h): Move after inclusion of tree.h.
8238         Fix folding marks.
8240 2002-09-09  Toshiyasu Morita  <toshiyasu.morita@hsa.hitachi.com>
8241             J"orn Rennecke <joern.rennecke@superh.com>
8243         * sh/sh.h (OVERRIDE_OPTIONS): align_functions is in bytes, not bits.
8245 2002-09-09  Alan Modra  <amodra@bigpond.net.au>
8247         * config/rs6000/rs6000.c (rs6000_binds_local_p): Return bool.
8248         (function_ok_for_sibcall): Use binds_local_p.  Respect longcall
8249         attributes.
8251 2002-09-08  Nathan Sidwell  <nathan@codesourcery.com>
8253         * basic_block.h (gcov_type): Explain why it is signed.
8254         * final.c: Don't include profile.h.
8255         (struct function_list, functions_head, functions_tail,
8256         end_final): Moved to profile.c
8257         (final): Move arc chaining code to profile.c.
8258         * function.c (prepare_function_start): Remove duplicate line.
8259         * output.h (end_final): Remove prototype.
8260         * predict.c (estimate_loops_at_level): Use gcov_type.
8261         * profile.c (struct function_list, functions_head,
8262         functions_tail): Moved from final.c
8263         (need_func_profiler): Remove.
8264         (instrument_edges): Don't set need_func_profiler.
8265         (get_exec_counts): Avoid signed/unsigned warning.
8266         (compute_checksum): Use crc32.
8267         (branch_prob): Adjust. Chain onto functions_head.
8268         (init_branch_prob): Absorb init_edge_profiler.
8269         (init_edge_profiler): Remove.
8270         (create_profiler): Moved and renamed from final.c:end_final.
8271         Emit data and constructor.
8272         (output_func_start_profiler): Remove.
8273         * profile.h (struct profile_info): checksum is unsigned.
8274         * rtl.h (output_func_start_profiler): Remove prototype.
8275         (create_profiler): Declare.
8276         * toplev.c (compile_file): Call create_profiler, if instrumenting
8277         arcs. Don't call end_final.
8279 2002-09-08  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
8281         * fr30.c (fr30_print_operand): Fix bug in output of CONST_DOUBLE.
8283 2002-09-08  Richard Henderson  <rth@redhat.com>
8285         * dwarf2.h (DW_OP_call_ref): Rename from DW_OP_calli.
8286         (DW_OP_GNU_push_tls_address): New.
8287         (DW_OP_lo_user): Fix.
8288         * dwarf2out.c (INTERNAL_DW_OP_tls_addr): New.
8289         (dwarf_stack_op_name): Handle it, plus other dwarf3 opcodes.
8290         (size_of_loc_descr): Likewise.
8291         (output_loc_operands): Handle INTERNAL_DW_OP_tls_addr.
8292         (add_AT_location_description): Take a dw_loc_descr_ref not an rtx.
8293         (loc_descriptor_from_tree): Handle TLS variables.
8294         (rtl_for_decl_location): Do avoid_constant_pool_reference here ...
8295         (add_location_or_const_value_attribute): ... not here.  Defer
8296         to loc_descriptor_from_tree for TLS variables.
8298         * config/i386/i386.h (ASM_OUTPUT_DWARF_DTPREL): New.
8299         * config/i386/i386.c (i386_output_dwarf_dtprel): New.
8300         * config/i386/i386-protos.h: Update.
8302 2002-09-08  Roger Sayle  <roger@eyesopen.com>
8304         PR optimization/6405
8305         * unroll.c (loop_iterations): last_loop_insn should be the previous
8306         non-note instruction before loop->end.
8307         * loop.c (strength_reduce): The conditional jump is the last
8308         non-note instruction before loop->end (as above).
8310 2002-09-08  Roger Sayle  <roger@eyesopen.com>
8312         * combine.c (try_combine): Handle the case that undobuf.other_insn
8313         has been turned into a return or unconditional jump, by inserting
8314         a BARRIER if necessary.
8315         (simplify_set):  Test if a condition code setter has a constant
8316         comparison at compile time, if so convert this insn to a no-op move
8317         and update/simplify the condition code user (undobuf.other_insn).
8319 2002-09-08  Krister Walfridsson  <cato@df.lth.se>
8321         * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Redefine.
8322         (CLEAR_INSN_CACHE): Define.
8324 2002-09-08  Kazu Hirata  <kazu@cs.umass.edu>
8326         * basic-block.h: Fix comment formatting.
8327         * c-common.c: Likewise.
8328         * c-common.h: Likewise.
8329         * c-lex.c: Likewise.
8330         * c-pretty-print.c: Likewise.
8331         * cfglayout.c: Likewise.
8332         * cfgloop.c: Likewise.
8333         * defaults.h: Likewise.
8334         * et-forest.c: Likewise.
8335         * explow.c: Likewise.
8336         * function.h: Likewise.
8337         * gcov.c: Likewise.
8338         * genattrtab.c: Likewise.
8339         * gengtype.c: Likewise.
8340         * ifcvt.c: Likewise.
8341         * libgcc2.c: Likewise.
8342         * loop.c: Likewise.
8343         * profile.c: Likewise.
8344         * ra-build.c: Likewise.
8345         * real.c: Likewise.
8346         * rtl.h: Likewise.
8347         * tracer.c: Likewise.
8348         * tree-inline.c: Likewise.
8349         * varasm.c: Likewise.
8351 2002-09-08  Jan Hubicka  <jh@suse.cz>
8353         * emit-rtl.c (set_mem_attributes_minus_bitpos): Fix array_ref
8354         handling.
8356         * loop.c (loop_givs_reduce):  Emit addition after.
8358 2002-09-08  Alan Modra  <amodra@bigpond.net.au>
8360         * varasm.c (default_assemble_visibility): Rename from
8361         assemble_visibility.
8362         * output.h: Here too.
8363         * target-def.h (TARGET_ASM_ASSEMBLE_VISIBILITY): And here.
8364         * config/rs6000/rs6000.c (rs6000_assemble_visibility): And here.
8366 2002-09-08  Alan Modra  <amodra@bigpond.net.au>
8368         * reload.c (find_reloads <p constraint>): Pass operand_mode to
8369         find_reloads_address.
8371 2002-09-08  Kazu Hirata  <kazu@cs.umass.edu>
8373         * config/h8300/h8300.md (udivmodqi4): Enable on H8/300.
8374         (anonymous pattern): Likewise.
8376 2002-09-07  Igor Shevlyakov <igor@microunity.com>
8378         * machmode.def: Add modes for half-float vectors.
8380 2002-09-07  Scott Snyder  <snyder@fnal.gov>
8382         PR target/7374
8383         * config/alpha/alpha.md (abstf2): Fix typo: 'neg' for 'abs'.
8385 2002-09-07  Roger Sayle  <roger@eyesopen.com>
8387         * basic-block.h (struct loop): Remove unused cont_dominator field.
8389 2002-09-07  Igor Shevlyakov <igor@microunity.com>
8391         * varasm.c (decode_rtx_const): Don't check undefined field for
8392         CONST_VECTOR.
8394 2002-09-07  Glen Nakamura  <glen@imodulo.com>
8396         PR opt/7814
8397         * sched-deps.c (sched_analyze_insn): Make sure to add insn
8398         to reg_last->sets after flushing the dependency lists to guarantee
8399         that subsequent clobbers will be dependent on it.
8401 2002-09-07  Igor Shevlyakov <igor@microunity.com>
8403         * combine.c (simplify_shift_const): Calculate rotate count
8404         correctly for vector operands.
8406 2002-09-07  Ansgar Esztermann  <ansgar@thphy.uni-duesseldorf.de>
8408         * c-typeck.c (c_tree_expr_nonnegative_p): New function.
8409         (build_binary_op): Call c_tree_expr_nonnegative_p rather than
8410         tree_expr_nonnegative_p.
8411         (build_conditional_expr): Likewise.
8412         * c-tree.h (c_tree_expr_nonnegative_p): Declare.
8414 2002-09-07  Richard Henderson  <rth@redhat.com>
8416         * builtins.def (inf, inff, infl): Mark const.
8417         (huge_val, huge_valf, huge_vall): Likewise.
8418         (BUILT_IN_GETEXP, BUILT_IN_GETMAN): Remove.
8420         * real.c (ereal_inf): Clear E before use.
8422 2002-09-07  Kazu Hirata  <kazu@cs.umass.edu>
8424         * config/h8300/h8300.md (udivmodqi4): Split the pattern into
8425         an expander and an anonymous pattern.  Zero out the upper half
8426         of the dividend in the expander.
8427         (udivmodqi4): Likewise.
8429 2002-09-07  Kazu Hirata  <kazu@cs.umass.edu>
8431         * config/h8300/h8300.c: Fix formatting.
8432         * config/h8300/h8300.h: Likewise.
8433         * config/h8300/h8300.md: Likewise.
8435 2002-09-07  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
8437         * cfgcleanup.c (try_crossjump_to_edge): Fix updating of liveness
8438         information.
8440 2002-09-07  Graham Stott  <graham.stott@btinternet.com>
8442        * rtlanal.c (dead_or_set_regno_p): Fix typo.
8444 2002-09-07  Alan Modra  <amodra@bigpond.net.au>
8446         * config/rs6000/linux64.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
8448         * doc/tm.texi (TARGET_ASM_ASSEMBLE_VISIBILITY): Describe.
8449         * target-def.h (TARGET_ASM_ASSEMBLE_VISIBILITY): Define.
8450         (TARGET_ASM_OUT): Add the above here.
8451         * target.h (struct gcc_target): Add "visibility" field.
8452         * varasm.c (maybe_assemble_visibility): Call targetm visibility func.
8453         * config/rs6000/rs6000.c (rs6000_assemble_visibility): New function.
8454         (TARGET_ASM_ASSEMBLE_VISIBILITY): Define.
8455         (rs6000_legitimize_reload_address, first_reg_to_save): Formatting.
8457 2002-09-06  Ziemowit Laski <zlaski@apple.com>
8459         * c-lang.c (objc_is_id): New stub.
8460         * c-tree.h (objc_is_id): New forward declaration.
8461         * c-typeck.c (build_c_cast): Do not strip protocol
8462         qualifiers from 'id' type.
8463         * objc/objc-act.c (objc_comptypes): Correct handling
8464         of protocol qualifiers.
8465         (objc_is_id): New.
8467 Fri Sep  6 13:10:08 2002  Jeffrey A Law  (law@redhat.com)
8469         * pentium.md (pentium-firstvboth): Fix typo.
8471 2002-09-06      Dhananjay Deshpande <dhananjayd@kpit.com>
8473         * h8300.c (enum shift_alg): Move to earlier in h8300.c.
8474         (enum shift_type, enum h8_cpu): Likewise.
8475         (INL, ROT, LOP, SPC macros): Likewise.
8476         (shift_alg_qi, shift_alg_hi, shift_alg_si): Likewise.  Lose
8477         const designator.
8478         (h8300_init_once): Update shift_alg_{qi,hi,si} to use more
8479         space efficient algorithms when optimize for codesize.
8481 Fri Sep  6 16:35:32 2002  Nicola Pero  <n.pero@mi.flashnet.it>
8483         Fix PR/1727 and long-standing failing testcase
8484         objc/formal-protocol-6.m.
8485         * objc-act.c (build_protocol_expr): If compiling for the GNU
8486         runtime, create a list of Protocol statically allocated instances
8487         if it doesn't exist, then add the Protocol object to this same
8488         list.
8489         (get_objc_string_decl): Fixed typo/bug - TREE_VALUE had been used
8490         instead of TREE_CHAIN.
8492 Fri Sep  6 16:17:33 2002  Nicola Pero  <n.pero@mi.flashnet.it>
8494         * objc/objc-act.c (dump_interface): Enlarged the char * buffer to
8495         10k.  Fixed category dumping - print out category names with the
8496         proper syntax.  Print '@end\n' and not '\n@end' at the end of the
8497         interface.
8498         (finish_objc): Fixed the -gen-decls option.  It was printing out
8499         only the last class.  Dump an interface declaration of all classes
8500         being compiled instead.
8502 2002-09-06  Jason Thorpe  <thorpej@wasabisystems.com>
8504         * config/arm/arm-protos.h (arm_gen_return_addr_mask): New
8505         prototype.
8506         * config/arm/arm.c (arm_gen_return_addr_mask): New function.
8507         * config/arm/arm.h (MASK_RETURN_ADDR): Use arm_gen_return_addr_mask
8508         if not APCS26 and not Thumb or ARMv4-or-higher.  Use gen_int_mode
8509         rather than GEN_INT.
8510         * config/arm/arm.md (UNSPEC_CHECK_ARCH): Define.
8511         (return_addr_mask, *check_arch2): New.
8513 2002-09-06  Ulrich Weigand  <uweigand@de.ibm.com>
8515         * config/s390/s390.md ("*adddi3_cc", "*adddi3_cconly",
8516         "*adddi3_cconly2", "*adddi3_64", "*adddi3_31", "adddi3",
8517         "*addsi3_carry1_cc", "*addsi3_carry1_cconly",
8518         "*addsi3_carry2_cc", "*addsi3_carry2_cconly",
8519         "*addsi3_cc", "*addsi3_cconly", "*addsi3_cconly2", "addsi3",
8520         "adddf3", "*adddf3", "*adddf3_ibm",
8521         "addsf3", "*addsf3", "*addsf3_ibm",
8522         "muldi3", "mulsi3", "mulsidi3",
8523         "muldf3", "*muldf3", "*muldf3_ibm",
8524         "mulsf3", "*mulsf3", "*mulsf3_ibm",
8525         "*anddi3_cc", "*anddi3_cconly", "anddi3",
8526         "*andsi3_cc", "*andsi3_cconly", "andsi3",
8527         "*iordi3_cc", "*iordi3_cconly", "iordi3",
8528         "*iorsi3_cc", "*iorsi3_cconly", "iorsi3",
8529         "*xordi3_cc", "*xordi3_cconly", "xordi3",
8530         "*xorsi3_cc", "*xorsi3_cconly", "xorsi3"): Use "nonimmediate_operand"
8531         instead of "register_operand" as predicate for "%0" operand.
8533 2002-09-06  Jakub Jelinek  <jakub@redhat.com>
8535         * configure.in (HAVE_AS_OFFSETABLE_LO10): Use -xarch=v9
8536         unconditionally when gcc_cv_as_flags64 checks are gone.
8537         * configure: Rebuilt.
8539 2002-09-06  Alan Modra  <amodra@bigpond.net.au>
8541         * config/rs6000/rs6000.md (extzvsi_internal2): Revert most of
8542         2002-07-26 change.  Comment.
8544 2002-09-05  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
8546         * frv.c (frv_unique_section, frv_select_section,
8547         frv_select_rtx_section): Delete.
8548         (frv_in_small_data_p): New.
8549         (TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_SECTION,
8550         TARGET_ASM_SELECT_RTX_SECTION): Delete.
8551         (TARGET_IN_SMALL_DATA_P): Define.
8553 2002-09-05  Dale Johannesen  <dalej@apple.com>
8555         * reload1.c (reload):  Retain only those memory clobbers
8556         added for variable-array handling.
8558 2002-09-05  Jason Thorpe  <thorpej@wasabisystems.com>
8560         * config/arm/arm.c (arm_return_in_memory): Implement ATPCS
8561         return-in-memory rules.
8562         * config/arm/arm.h (ARM_FLAG_ATPCS, TARGET_ATPCS): Define.
8564 2002-09-05  David Edelsohn  <edelsohn@gnu.org>
8566         * config/rs6000/xcoff.h (HOT_TEXT_SECTION_NAME): Delete.
8567         (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Delete.
8569 2002-09-05  Jason Thorpe  <thorpej@wasabisystems.com>
8571         * real.c: Avoid parse error if FLOAT_WORDS_BIG_ENDIAN is
8572         not a compile-time constant for the non-IBM case.
8573         * config/arm/arm-protos.h (arm_float_words_big_endian): New
8574         prototype.
8575         * config/arm/arm.c (arm_float_words_big_endian): New function.
8576         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __VFP_FP__
8577         if TARGET_VFP  and not TARGET_HARD_FLOAT.
8578         (ARM_FLAG_VFP, TARGET_VFP): Define.
8579         (FLOAT_WORDS_BIG_ENDIAN): Use arm_float_words_big_endian.
8581 2002-09-05  David Edelsohn  <edelsohn@gnu.org>
8583         * doc/install.texi: Correct text of s390-*-linux* and s390x-*-linux*
8584         URLs.  Fix AIX wording.
8586 2002-09-05  Stan Shebs  <shebs@apple.com>
8588         * config/rs6000/rs6000.c (rs6000_override_options): Make -fpic and
8589         -fPIC equivalent on Darwin.
8591 Thu Sep  5 16:27:47 2002  J"orn Rennecke <joern.rennecke@superh.com>
8593         * sh.c (sh_expand_builtin): Return early if encountering an
8594         error_mark for a type.
8596 2002-09-05  Ulrich Weigand  <uweigand@de.ibm.com>
8598         * config/s390/s390.c (s390_expand_plus_operand): Do not require
8599         double-word scratch register.
8600         config/s390/s390.md ("reload_indi", "reload_insi"): Adapt.
8602         ("*tmqi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem", "*tmqi_mem",
8603         "*cli"): Replace s_operand by memory_operand.
8604         ("cmpstrdi", "cmpstrsi"): Replace s_operand by general_operand.
8606 2002-09-05  Kazu Hirata  <kazu@cs.umass.edu>
8608         * config/h8300/h8300.c (asm_file_start): Add a missing
8609         semicolon.
8611 2002-09-04  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
8613         * c-typeck.c (build_function_call): Remove unused variable(s).
8614         (build_c_cast): Likewise.
8615         * calls.c (rtx_for_function_call): Likewise.
8616         * cfglayout.c (duplicate_insn_chain): Likewise.
8617         * cfgloop.c (flow_loop_nodes_find): Likewise.
8618         * cfgrtl.c (split_edge): Likewise.
8619         * df.c (df_ref_create): Likewise.
8620         * except.c (expand_end_catch): Likewise.
8621         * expr.c (emit_push_insn, store_constructor, expand_expr): Likewise.
8622         * function.c (emit_return_into_block): Likewise.
8623         (reposition_prologue_and_epilogue_notes): Likewise.
8624         * gengtype.c (get_file_basename, write_gc_structure_fields): Likewise.
8625         * combine.c (subst_prev_insn, need_refresh): Remove.
8626         * dwarf2out.c (primary_filename): Remove.
8627         * final.c (new_block): Remove.
8628         * gcse.c (orig_bb_count): Remove.
8630 2002-09-04  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
8632         * dsp16xx-protos.h (dsp16xx_compare_gen): Change to bool.
8633         * dsp16xx.c (dsp16xx_compare_gen): Likewise.
8634         * dsp16xx.md: Treat dsp16xx_compare_gen as a bool.  Call functions
8635         directly instead of using a function pointer.
8637 2002-09-04  Krister Walfridsson  <cato@df.lth.se>
8639         * config/i386/i386.h (GOT_SYMBOL_NAME): Define.
8640         * config/i386/i386.c (output_set_got): Use GOT_SYMBOL_NAME.
8641         (ix86_output_addr_diff_elt) Likewise.
8642         (x86_output_mi_thunk) Likewise.
8643         * config/i386/netbsd.h (GOT_SYMBOL_NAME): Redefine.
8645 2002-09-04  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
8647         * frv.c (frv_encode_section_info): Fix error in last change.
8649 2002-09-04  David Edelsohn  <edelsohn@gnu.org>
8651         * config/rs6000/rs6000.c (rs6000_flag_pic): New variable.
8652         (rs6000_elf_encode_section_info): ATTRIBUTE_UNUSED.
8653         (TARGET_BINDS_LOCAL_P): Define.
8654         (rs6000_override_options): Save original flag_pic value.
8655         (rs6000_elf_select_section): Call default_elf_select_section_1.
8656         (rs6000_elf_unique_section): Call default_unique_section_1.
8657         (rs6000_elf_in_small_data_p): New function.
8658         (rs6000_xcoff_asm_named_section): Determine storage mapping class.
8659         (rs6000_xcoff_select_section): Update based on defaults.
8660         (rs6000_xcoff_unique_section): Set to basic name if not common.
8661         (rs6000_binds_local_p): New function.
8662         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set
8663         targetm.have_srodata_section if SDATA_EABI.
8664         (TARGET_IN_SMALL_DATA_P): Define.
8666 2002-09-04  Dale Johannesen  <dalej@apple.com>
8668         * varasm.c (struct rtx_const, decode_rtx_const):
8669         Make veclo and vechi fields not share storage.
8671 Thu Sep  5 00:34:33 2002  J"orn Rennecke <joern.rennecke@superh.com>
8673         * loop.c (scan_loop): Don't mark separate insns out of a libcall
8674         for moving.
8675         (move_movables): Abort if we see the first insn of a libcall.
8677 2002-09-04  Richard Henderson  <rth@redhat.com>
8679         * builtin-types.def (BT_FN_FLOAT): New.
8680         (BT_FN_DOUBLE, BT_FN_LONG_DOUBLE): New.
8681         * builtins.def (BUILT_IN_INF, BUILT_IN_INFF, BUILT_IN_INFL,
8682         BUILT_IN_HUGE_VAL, BUILT_IN_HUGE_VALF, BUILT_IN_HUGE_VALL): New.
8683         * builtins.c (fold_builtin_inf): New.
8684         (fold_builtin): Call it.
8685         * real.c (ereal_inf): New.
8686         * real.h: Declare it.
8687         * doc/extend.texi: Document new builtins.
8689 2002-09-04  Richard Henderson  <rth@redhat.com>
8691         * cse.c (cse_insn): Avoid subreg games if the equivalence
8692         is already in the proper mode.
8694 2002-09-04  Eric Botcazou  <ebotcazou@multimania.com>
8696         PR c/7102
8697         * optabs.c (expand_binop): Convert CONST_INTs in all cases.
8699 2002-09-04  John David Anglin  <dave@hiauly1.hia.nrc.ca>
8701         * pa.md (setccfp0, setccfp1): New patterns.
8703 2002-09-04  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
8705         * frv-protos.h (frv_init_builtins, frv_expand_builtin,
8706         frv_select_section, frv_select_rtx_section,
8707         frv_encode_section_info, frv_unique_section): Delete.
8708         * frv.c: Update for target hooks.
8709         * frv.h (STRIP_NAME_ENCODING, SLOW_ZERO_EXTEND, SELECT_SECTION,
8710         SELECT_RTX_SECTION, ENCODE_SECTION_INFO, UNIQUE_SECTION,
8711         EASY_DIV_EXPR, MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Delete.
8713 2002-09-04  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
8715         * ip2k-protos.h (function_prologue, function_epilogue,
8716         encode_section_info): Update to match target hook specification.
8717         * ip2k.c: Wrap `MDR' code in IP2K_MD_REORG_PASS.
8718         (function_prologue, function_epilogue, encode_section_info):
8719         Update to match target hook specification.
8720         * ip2k.h (SELECT_SECTION, SELECT_RTX_SECTION, ASM_OPEN_PAREN,
8721         ASM_CLOSE_PAREN, EASY_DIV_EXPR): Delete.
8722         (NOTICE_UPDATE_CC): Cast to void.
8723         * ip2k.md: Add defaults in switch statements.
8725 2002-09-04  Janis Johnson  <janis187@us.ibm.com>
8727         * doc/trouble.texi (Interoperation): Update information about C++ ABI
8728         issues.
8730 2002-09-04  Jason Thorpe  <thorpej@wasabisystems.com>
8732         * config/sparc/t-netbsd64: Disable multilib for now.
8734 2002-09-04  David Edelsohn  <edelsohn@gnu.org>
8736         * target-def.h (TARGET_HAVE_SRODATA_SECTION): New macro.
8737         * target.h (gcc_target): Add have_srodata_section member.
8738         * varasm.c (section_category): Add SECCAT_SRODATA.
8739         (categorize_decl_for_section): Return SECCAT_SRODATA for sdata if
8740         READONLY_SDATA_SECTION defined.
8741         (decl_readonly_section_1): True for SECCAT_SRODATA also.
8742         (default_elf_select_section_1): Map SECCAT_SRODATA to .sdata2.
8743         (default_unique_section_1): Likewise.
8745 2002-09-04  John David Anglin  <dave@hiauly1.hia.nrc.ca>
8747         * expr.c (emit_group_load): Revise to allow splitting TCmode source
8748         into DImode pieces.
8750         * pa-64.h (LONG_DOUBLE_TYPE_SIZE): Define to 128.
8751         * pa64-regs.h (CLASS_CANNOT_CHANGE_MODE_P): Inhibit changes from SImode
8752         for floating-point register class.
8753         * pa.c (function_arg): Fix handling of modes wider than one word for
8754         TARGET_64BIT.
8756 Wed Sep  4 18:48:10 2002  J"orn Rennecke <joern.rennecke@superh.com>
8758         * combine.c (make_compound_operation): Don't generate zero / sign
8759         extensions in floating point modes.
8761 2002-09-04  Janis Johnson  <janis187@us.ibm.com>
8763         * doc/c-tree.texi: Fix overfull hboxes.
8764         * doc/cppopts.texi: Ditto.
8765         * doc/extend.texi: Ditto.
8766         * doc/gty.texi: Ditto.
8767         * doc/invoke.texi: Ditto.
8768         * doc/makefile.texi: Ditto.
8769         * doc/rtl.texi: Ditto.
8770         * doc/standards.texi: Ditto.
8771         * doc/tm.texi: Ditto.
8773 2002-09-04  Richard Henderson  <rth@redhat.com>
8775         * c-common.c (builtin_define_with_hex_fp_value): New.
8776         (builtin_define_float_constants): Use it.  Fix H_FLOAT mant_dig.
8778 2002-09-04  Janis Johnson  <janis187@us.ibm.com>
8780         * doc/invoke.texi (-fshort-wchar): Move to Code Generation Options.
8781         (-fpcc-struct-return, -freg-struct-return, -fshort-enums,
8782         -fshort-double, -fshort-wchar, -fpack-struct, -fleading-underscore):
8783         Warn that these options can break ABI compatibility.
8785 2002-09-04  Richard Henderson  <rth@redhat.com>
8787         * real.c (ereal_to_decimal): Add digits parameter.
8788         * real.h (REAL_VALUE_TO_DECIMAL): Remove format; add digits parameter.
8789         * c-pretty-print.c (pp_c_real_literal): Update call.
8790         * print-rtl.c (print_rtx): Likewise.
8791         * print-tree.c (print_node_brief, print_node): Likewise.
8792         * sched-vis.c (print_value): Likewise.
8793         * config/arc/arc.c (arc_print_operand): Likewise.
8794         * config/c4x/c4x.c (c4x_print_operand): Likewise.
8795         * config/i370/i370.h (PRINT_OPERAND): Likewise.
8796         * config/i386/i386.c (print_operand): Likewise.
8797         * config/i960/i960.c (i960_print_operand): Likewise.
8798         * config/ip2k/ip2k.c (asm_output_float): Likewise.
8799         * config/m32r/m32r.c (m32r_print_operand): Likewise.
8800         * config/m68hc11/m68hc11.c (print_operand): Likewise.
8801         * config/m68k/hp320.h (PRINT_OPERAND, ASM_OUTPUT_FLOAT_OPERAND,
8802         ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND): Likewise.
8803         * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND,
8804         ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND): Likewise.
8805         * config/m68k/sun2o4.h (ASM_OUTPUT_FLOAT_OPERAND,
8806         ASM_OUTPUT_DOUBLE_OPERAND): Likewise.
8807         * config/m68k/sun3.h (ASM_OUTPUT_FLOAT_OPERAND,
8808         ASM_OUTPUT_DOUBLE_OPERAND): Likewise.
8809         * config/mips/mips.c (print_operand): Likewise.
8810         * config/ns32k/ns32k.c (print_operand): Likewise.
8811         * config/pdp11/pdp11.h (PRINT_OPERAND): Likewise.
8812         * config/vax/vax.h (PRINT_OPERAND): Likewise.
8813         * doc/tm.texi (REAL_VALUE_TO_DECIMAL): Update docs.
8815 2002-09-04  Bob Wilson  <bob.wilson@acm.org>
8817         * config/xtensa/elf.h (TARGET_SECTION_TYPE_FLAGS): Define to
8818         xtensa_multibss_section_type_flags.
8819         * config/xtensa/xtensa.c (xtensa_multibss_section_type_flags): Define.
8821 2002-09-04  Richard Henderson  <rth@redhat.com>
8823         * doc/install-old.texi: Don't mention enquire.
8824         * doc/sourcebuild.texi: Update float.h description.
8826 Wed Sep  4 11:22:14 2002  J"orn Rennecke <joern.rennecke@superh.com>
8828         * sh.md (mperm_w_little, mperm_w_big): Supply mode for zero_extract.
8830 2002-09-03  Roger Sayle  <roger@eyesopen.com>
8832         * builtins.c (build_function_call_expr): Remove prototype, export
8833         as non-static and add a comment above function definition.
8834         (builtin_mathfn_code): New function to check for math builtins.
8835         (fold_builtin): Optimize sqrt(0.0) as 0.0, sqrt(1.0) as 1.0,
8836         exp(0.0) as 1.0, and log(1.0) as 0.0.  Optimize exp(log(x)) and
8837         log(exp(x)) as x.  Optimize sqrt(exp(x)) as exp(x/2.0) and
8838         log(sqrt(x)) as log(x)/2.0.
8840         * tree.h: Prototype build_function_call_expr and builtin_mathfn_code
8841         in new "builtins.c" section.  Place the build_range_type prototype
8842         with the other prototypes from "tree.c".
8844         * fold-const.c (fold) [ABS_EXPR]: Fold fabs(sqrt(x)) as sqrt(x)
8845         and fabs(exp(x)) as exp(x).  [MULT_EXPR]: Fold sqrt(x)*sqrt(y)
8846         as sqrt(x*y) and exp(x)*exp(y) as exp(x+y). [RDIV_EXPR]: Fold
8847         x/exp(y) as x*exp(-y).
8849 2002-09-03  David Edelsohn  <edelsohn@gnu.org>
8851         * varasm.c (default_section_type_flags): Append _1 to name with
8852         shlib parameter.  Use original name to call new function with
8853         implicit flag_pic.
8854         (decl_readonly_section): Likewise.
8855         (default_elf_select_section): Likewise.
8856         (default_unique_section): Likewise.
8857         (default_bind_local_p): Likewise.
8858         (categorize_decl_for_section): Add shlib parameter to use in place
8859         of implicit flag_pic.
8860         * output.h: Declare new functions with _1 and shlib argument.
8862 2002-09-03  Janis Johnson  <janis187@us.ibm.com>
8864         * doc/install.texi: Fix typos, formatting problems, and obvious
8865         overfull/underfull boxes.
8867         * Makefile.in (TEXI_GCC_FILES): Add compat.texi.
8868         * doc/gcc.texi (Top): Add new chapter, Binary Compatibility, and
8869         include its file, compat.texi.
8870         * doc/compat.texi: New file with new chapter, Binary Compatibility.
8872 2002-09-03  Neil Booth  <neil@daikokuya.co.uk>
8874         Debian BTS Bug #157416
8875         * cpphash.h (FIRST, LAST, CUR, RLIMIT): Fix definitions.
8876         * cpplib.c (destringize_and_run): Kludge around getting
8877         tokens from in-progress macros.
8878         (_cpp_do__Pragma): Simplify.
8880 2002-09-03  Steve Ellcey  <sje@cup.hp.com>
8882         * config/ia64/ia64.h (EXTRA_SPECS): Remove cpp_cpu.
8883         (CPP_CPU_SPEC): Remove.
8884         (TARGET_CPU_CPP_BUILTINS): New.
8885         * config/ia64/hpux.h (CPP_PREDEFINES): Remove.
8886         (CPP_SPEC): Remove.
8887         (TARGET_OS_CPP_BUILTINS): New.
8888         * config/ia64/linux.h (CPP_PREDEFINES): Remove.
8889         (TARGET_OS_CPP_BUILTINS): New.
8890         * config/ia64/aix.h (CPP_SPEC): Move some stuff to
8891         TARGET_OS_CPP_BUILTINS.
8892         (CPP_PREDEFINES): Remove.
8893         (CPLUSPLUS_CPP_SPEC): Remove.
8894         (TARGET_OS_CPP_BUILTINS): New.
8896 2002-09-03  Richard Henderson  <rth@redhat.com>
8898         * Makefile.in (USER_H): Add ginclude/float.h.
8899         (FLOAT_H): Remove.
8900         (stmp-int-hdrs, install-mkheaders): Don't handle FLOAT_H.
8901         (mostlyclean): Don't remove float.h intermediate files.
8902         (distclean): Don't remove float.h.
8903         * config.gcc: Remove all float_format references.
8904         * configure.in (float_format, float_h_file): Remove.
8906         * c-common.c: Include tree-inline.h.
8907         (builtin_define_with_int_value): New.
8908         (builtin_define_type_precision): Use it.
8909         (builtin_define_float_constants): New.
8910         (cb_register_builtins): Use it.  Define __FLT_RADIX__ and
8911         __FLT_EVAL_METHOD__.
8912         * defaults.h (TARGET_FLT_EVAL_METHOD): New.
8913         * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): New.
8914         * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): New.
8915         * doc/tm.texi (INTEL_EXTENDED_IEEE_FORMAT): Mention moto 96-bit format.
8916         (TARGET_FLT_EVAL_METHOD): New.
8918         * config/float-c4x.h, config/float-i128.h, config/float-i32.h,
8919         config/float-i386.h, config/float-i64.h, config/float-m68k.h,
8920         config/float-sh.h, config/float-sparc.h, config/float-vax.h: Remove.
8921         * ginclude/float.h: New.
8923 2002-09-03  Stan Shebs  <shebs@apple.com>
8925         * config/darwin.h (WARN_FOUR_CHAR_CONSTANTS): Remove, never used.
8926         (DWARF2_DEBUGGING_INFO): Remove until assembler accepts Dwarf-2.
8927         (PREFERRED_DEBUGGING_TYPE): Ditto.
8928         (ASM_OUTPUT_IDENT): Remove empty definition.
8930 2002-09-03  Steve Ellcey  <sje@cup.hp.com>
8932         * config.gcc (ia64*-*-hpux*): Add ia64-c.o to c_target and
8933         cxx_target.
8934         * config/ia64/hpux.h (REGISTER_TARGET_PRAGMAS): Register pragma
8935         handling routine for builtin pragma.
8936         * config/ia64/ia64-protos.h (ia64_hpux_handle_builtin_pragma):
8937         Registered pragma handling routine.
8938         * ia64-c.c (ia64_hpux_handle_builtin_pragma): Ditto.
8939         (ia64_hpux_add_pragma_builtin) New subroutine used by above.
8940         If builtin pragma seen for math routine and C89 conformance is
8941         requested use different math function in order to set errno.
8942         * t-ia64 (ia64-c.o): Add new rule for new file.
8944 2002-09-03  Ulrich Weigand  <uweigand@de.ibm.com>
8946         * config/s390/s390.md ("movti"): Add Q->Q alternative.
8947         ("*movdi_64", "*movdi_31", "*movsi", "movhi", "movqi_64",
8948         "movqi", "*movdf_64", "*movdf_31", "*movsf"): Likewise.
8950         ("*movti_ss", "*movdi_ss", "*movsi_ss", "*movdf_ss",
8951         "*movsf_ss"): Remove.
8953 2002-09-03  John David Anglin  <dave@hiauly1.hia.nrc.ca>
8955         * pa32-regs.h (CLASS_CANNOT_CHANGE_MODE, CLASS_CANNOT_CHANGE_MODE_P):
8956         Delete macros.
8958 2002-09-03   Arati Dikey  <aratid@kpit.com>
8960         * h8300.c (asm_file_start): Corrected optimization comment.
8962 2002-09-03  Stan Shebs  <shebs@apple.com>
8964         * c-lang.c (recognize_objc_keyword): Remove, no longer used.
8965         * c-tree.h (recognize_objc_keyword): Remove decl.
8966         * c-typeck.c (comp_target_types): Update a comment.
8968 2002-09-03  Ulrich Weigand  <uweigand@de.ibm.com>
8970         * config/s390/s390.c (s390_decompose_address): Remove STRICT parameter
8971         and register validity checks.
8972         (general_s_operand): Adapt to s390_decompose_address interface change.
8973         (q_constraint): Likewise.
8974         (s390_expand_plus_operand): Likewise.
8975         (legitimiate_address_p): Likewise.
8976         (legitimate_la_operand_p): Likewise.
8977         (legitimize_la_operand): Likewise.
8978         (print_operand_address): Likewise.
8979         (print_operand): Likewise.
8981 Tue Sep  3 11:32:14 2002  Nicola Pero  <n.pero@mi.flashnet.it>
8983         PR objc/5956:
8984         * objc/objc-act.c (build_typed_selector_reference): Fix typo which
8985         was causing the new selector never to match the existing ones
8986         (Patch by Alexander Malmberg <alexander@malmberg.org>).
8988 2002-09-03  Graham Stott  <graham.stott@btinternet.com>
8990         * config/i386/i386.md ("femms"): Add "memory" attr "none".
8992 2002-09-03  Graham Stott  <graham.stott@btinternet.com>
8994         * expr.c (expand_expr): Remove extraneous comment and code.
8996 2002-09-02  Nathan Sidwell  <nathan@codesourcery.com>
8998         * stor-layout (finish_builtin_struct): Renamed and moved from c++
8999         frontend. Take chain of fields. Allow NULL alignment type.
9000         * tree.h (finish_builtin_struct): Declare.
9002 2002-09-01  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
9004         * config/alpha/alpha.c config/alpha/alpha.h config/alpha/alpha.md
9005         config/alpha/elf.h config/alpha/unicosmk.h config/alpha/vms.h
9006         config/arc/arc.c config/arc/arc.h config/arm/aout.h
9007         config/arm/arm.c config/arm/arm.h config/arm/arm.md
9008         config/avr/avr.h config/d30v/d30v.h config/dbxcoff.h
9009         config/dbxelf.h config/elfos.h config/fr30/fr30.h config/frv/frv.h
9010         config/i386/i386.c config/i386/i386.md config/i386/sco5.h
9011         config/ia64/ia64.h config/ip2k/ip2k.h config/m68hc11/m68hc11.md
9012         config/m68k/hp320.h config/m68k/m68k.c config/m68k/m68k.md
9013         config/m68k/mot3300.h config/m68k/sgs.h config/m68k/tower-as.h
9014         config/m88k/m88k.c config/m88k/m88k.h config/mcore/mcore-pe.h
9015         config/mcore/mcore.c config/mips/mips.c config/mips/mips.h
9016         config/ns32k/ns32k.md config/pa/pa-linux.h config/pa/pa.c
9017         config/pa/pa.h config/pa/pa.md config/romp/romp.h
9018         config/rs6000/linux64.h config/rs6000/lynx.h
9019         config/rs6000/rs6000.c config/rs6000/sysv4.h config/rs6000/xcoff.h
9020         config/s390/s390.c config/s390/s390.md config/sh/sh.c
9021         config/sparc/sparc.c config/sparc/sysv4.h
9022         config/stormy16/stormy16.h dbxout.c defaults.h dwarf2out.c
9023         dwarfout.c except.c final.c varasm.c vmsdbgout.c: Replace
9024         ASM_OUTPUT_INTERNAL_LABEL macro with a call to the target hook.
9026         * doc/tm.texi: Update docs.
9027         * default.h (ASM_OUTPUT_INTERNAL_LABEL): Don't define.
9028         * system.h (ASM_OUTPUT_INTERNAL_LABEL): Poison.
9030 2002-08-31  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
9032         * Makefile.in (sdbout.o, insn-output.o): Depend on $(TARGET_H).
9033         * arc.c (arc_internal_label): New function.
9034         (TARGET_ASM_INTERNAL_LABEL): Set.
9035         * arc.h (ASM_OUTPUT_INTERNAL_LABEL): Delete.
9036         * arm.c (arm_internal_label): New function.
9037         (TARGET_ASM_INTERNAL_LABEL): Set.
9038         * arm.h (ASM_OUTPUT_INTERNAL_LABEL): Delete.
9039         * arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Delete.
9040         * i370.c (i370_internal_label): New function.
9041         (TARGET_ASM_INTERNAL_LABEL): Set.
9042         * i370.h (ASM_OUTPUT_INTERNAL_LABEL): Delete.
9043         * m68k/hp320.h (ASM_OUTPUT_INTERNAL_LABEL): Delete.
9044         * m68k.c (m68k_hp320_internal_label): New function.
9045         (TARGET_ASM_INTERNAL_LABEL): Set.
9046         * m88k.c (m88k_internal_label): New function.
9047         (TARGET_ASM_INTERNAL_LABEL): Set.
9048         * m88k.h (ASM_OUTPUT_INTERNAL_LABEL): Delete.
9049         * defaults.h (ASM_OUTPUT_INTERNAL_LABEL): Set to target hook.
9050         * genoutput.c (output_prologue): Include target.h in output file.
9051         * output.h (default_internal_label): Declare.
9052         * sdbout.c: Include target.h.
9053         * target-def.h (TARGET_ASM_INTERNAL_LABEL): Set and add to
9054         TARGET_ASM_OUT.
9055         * target.h (internal_label): Add to struct gcc_target.
9056         * varasm.c (default_internal_label): New function.
9058 2002-08-31  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
9060         * alpha.h (ASM_OUTPUT_INTERNAL_LABEL): Delete.
9061         * avr.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9062         * c4x.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9063         * cris.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9064         * d30v.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9065         * darwin.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9066         * dsp16xx.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9067         * elfos.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9068         * h8300.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9069         * i386/att.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9070         * i386/bsd.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9071         * i386/i386-coff.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9072         * i386/lynx-ng.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9073         * i386/lynx.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9074         * i386/sco5.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9075         * i960/i960.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9076         * m68k/3b1.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9077         * m68k/amix.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9078         * m68k/atari.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9079         * m68k.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9080         * m68k/mot3300.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9081         * m68k/tower-as.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9082         * m88k.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9083         * mcore.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9084         * mips.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9085         * mmix-protos.h (mmix_asm_output_internal_label): Likewise.
9086         * mmix.c (mmix_asm_output_internal_label): Likewise.
9087         * mmix.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9088         * ns32k.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9089         * pa.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9090         * pdp11.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9091         * romp.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9092         * rs6000/xcoff.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9093         * sh/coff.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9094         * sh/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9095         * sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9096         * sparc/linux.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9097         * sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9098         * sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9099         * sparc/pbd.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9100         * sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9101         * sparc.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9102         * sparc/vxsim.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9103         * stormy16.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9104         * svr3.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9105         * vax.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9107         * defaults.h (ASM_OUTPUT_INTERNAL_LABEL): Define.
9109 2002-08-31  Richard Henderson  <rth@redhat.com>
9111         * expr.c (block_move_libcall_safe_for_call_parm): Fix thinko.
9113 2002-08-31  John David Anglin  <dave@hiauly1.hia.nrc.ca>
9115         * pa.c (pa_globalize_label): Add ATTRIBUTE_UNUSED to prototype.
9117 2002-08-30  Richard Henderson  <rth@redhat.com>
9119         PR opt/7515
9120         * c-objc-common.c: Include target.h.
9121         (c_cannot_inline_tree_fn): Don't auto-inline functions that
9122         don't bind locally.  Factor setting DECL_UNINLINABLE.
9123         * Makefile.in (c-objc-common.o): Update.
9125 2002-08-30  Janis Johnson  <janis187@us.ibm.com>
9127         * doc/install.texi (Configuration, Building): Fix a typo and
9128         some formatting directives.
9130 2002-08-30  Paul Koning <pkoning@equallogic.com>
9132         * doc/c-tree.texi (RDIV_EXPR): Fix typo.
9133         * doc/rtl.texi (post_modify): Remove misplaced text, remove "not
9134         implemented" note.
9135         * doc/md.texi (IP2K): Move machine-specific constraints before MIPS
9136         for alphabetic order.
9137         * doc/tm.texi (TARGET_FLOAT_FORMAT): Update description for
9138         VAX_FLOAT_FORMAT.  Remove reference to HOST_FLOAT_FORMAT.
9139         (VAX_HALFWORD_ORDER): Document.
9140         (LARGEST_EXPONENT_IS_NORMAL): Remove note about being only for
9141         IEEE float format.
9142         (TARGET_SCHED_ISSUE_RATE): Reword reference to MAX_DFA_ISSUE_RATE.
9143         (ASM_OUTPUT_LABEL_REF): Fix font.
9144         (CASE_VECTOR_SHORTEN_MODE): Ditto.
9146 2002-08-30  Denis Chertykov  <denisc@overta.ru>
9148         * config/ip2k/ip2k.c (ip2k_set_compare): Remove all const_double
9149         stuff.
9150         (ip2k_gen_unsigned_comp_branch): Handle CONST_INT and
9151         CONST_DOUBLE constants.
9153 2002-08-30  Jason Thorpe  <thorpej@wasabisystems.com>
9155         * config/alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Move language-
9156         related defines to...
9157         (SUBTARGET_LANGUAGE_CPP_BUILTINS): ...here.
9158         * config/alpha/netbsd.h (SUBTARGET_LANGUAGE_CPP_BUILTINS): Redefine
9159         as a no-op.
9161 2002-08-30  Krister Walfridsson  <cato@df.lth.se>
9163         * config/arm/arm.c (arm_asm_output_labelref): New function.
9164         * config/arm/arm.h (ASM_OUTPUT_LABELREF): Call arm_asm_output_labelref.
9165         * config/arm/arm-protos.h: Add prototype for arm_asm_output_labelref.
9167 2002-08-29  Rodney Brown  <rbrown64@csc.com.au>
9169         * doc/install.texi (Specific, alpha*-dec-osf*): Add "virtual
9170         memory exhausted" workarounds.
9172 2002-08-30  Gabriel Dos Reis  <gdr@integrable-solutions.net>
9174         * diagnostic.c (fancy_abort): Don't repeat "internal error".
9175         * toplev.c (crash_signal): Likewise.
9177 Fri Aug 30 00:33:37 2002  Nicola Pero  <n.pero@mi.flashnet.it>
9179         * doc/cpp.texi (__NEXT_RUNTIME__): Extended documentation.
9180         * doc/invoke.texi (-fnext-runtime, -Wno-protocol, -Wselector):
9181         Extended, updated documentation.
9182         (-Wundeclared-selector): Documented.
9184 2002-08-29  Jason Thorpe  <thorpej@wasabisystems.com>
9186         * config/chorus.h: Consistently define *_DEBUGGING_INFO with
9187         the value 1.  Do not undef before defining.
9188         * config/darwin.h: Likewise.
9189         * config/dbx.h: Likewise.
9190         * config/dbxcoff.h: Likewise.
9191         * config/dbxelf.h: Likewise.
9192         * config/elfos.h: Likewise.
9193         * config/interix.h: Likewise.
9194         * config/lynx-ng.h: Likewise.
9195         * config/lynx.h: Likewise.
9196         * config/netware.h: Likewise.
9197         * config/psos.h: Likewise.
9198         * config/svr3.h: Likewise.
9199         * config/alpha/alpha.h: Likewise.
9200         * config/alpha/elf.h: Likewise.
9201         * config/alpha/vms.h: Likewise.
9202         * config/arc/arc.h: Likewise.
9203         * config/arm/aout.h: Likewise.
9204         * config/arm/coff.h: Likewise.
9205         * config/c4x/c4x.h: Likewise.
9206         * config/h8300/h8300.h: Likewise.
9207         * config/i386/cygwin.h: Likewise.
9208         * config/i386/djgpp.h: Likewise.
9209         * config/i386/gas.h: Likewise.
9210         * config/i386/gstabs.h: Likewise.
9211         * config/i386/i386-coff.h: Likewise.
9212         * config/i386/i386-interix.h: Likewise.
9213         * config/i386/sco5.h: Likewise.
9214         * config/i386/svr3dbx.h: Likewise.
9215         * config/i386/sysv3.h: Likewise.
9216         * config/i386/win32.h: Likewise.
9217         * config/i386/x86-64.h: Likewise.
9218         * config/i960/i960.h: Likewise.
9219         * config/ia64/ia64.h: Likewise.
9220         * config/ip2k/ip2k.h: Likewise.
9221         * config/m32r/m32r.h: Likewise.
9222         * config/m68k/3b1.h: Likewise.
9223         * config/m68k/3b1g.h: Likewise.
9224         * config/m68k/ccur-GAS.h: Likewise.
9225         * config/m68k/coff.h: Likewise.
9226         * config/m68k/hp2bsd.h: Likewise.
9227         * config/m68k/hp310g.h: Likewise.
9228         * config/m68k/hp320g.h: Likewise.
9229         * config/m68k/hp3bsd.h: Likewise.
9230         * config/m68k/hp3bsd44.h: Likewise.
9231         * config/m68k/linux-aout.h: Likewise.
9232         * config/m68k/m68k-aout.h: Likewise.
9233         * config/m68k/mot3300.h: Likewise.
9234         * config/m68k/netbsd.h: Likewise.
9235         * config/m68k/openbsd.h: Likewise.
9236         * config/m68k/pbb.h: Likewise.
9237         * config/m68k/plexus.h: Likewise.
9238         * config/m68k/sun2.h: Likewise.
9239         * config/m68k/sun3.h: Likewise.
9240         * config/m68k/tower-as.h: Likewise.
9241         * config/m68k/vxm68k.h: Likewise.
9242         * config/m88k/aout-dbx.h: Likewise.
9243         * config/m88k/m88k-aout.h: Likewise.
9244         * config/mcore/mcore-elf.h: Likewise.
9245         * config/mcore/mcore-pe.h: Likewise.
9246         * config/mips/elf.h: Likewise.
9247         * config/mips/elf64.h: Likewise.
9248         * config/mips/iris5gas.h: Likewise.
9249         * config/mips/iris6.h: Likewise.
9250         * config/mips/mips.h: Likewise.
9251         * config/mips/sni-gas.h: Likewise.
9252         * config/mmix/mmix.h: Likewise.
9253         * config/ns32k/netbsd.h: Likewise.
9254         * config/pa/pa64-hpux.h: Likewise.
9255         * config/romp/romp.h: Likewise.
9256         * config/rs6000/sysv4.h: Likewise.
9257         * config/rs6000/xcoff.h: Likewise.
9258         * config/sh/coff.h: Likewise.
9259         * config/sh/elf.h: Likewise.
9260         * config/sparc/linux64.h: Likewise.
9261         * config/sparc/liteelf.h: Likewise.
9262         * config/sparc/netbsd.h: Likewise.
9263         * config/sparc/openbsd.h: Likewise.
9264         * config/sparc/pbd.h: Likewise.
9265         * config/sparc/sp64-elf.h: Likewise.
9266         * config/sparc/sp86x-elf.h: Likewise.
9267         * config/sparc/sparc.h: Likewise.
9268         * config/vax/vax.h: Likewise.
9269         * config/vax/vaxv.h: Likewise.
9271 2002-08-29  "Dhananjay R. Deshpande" <dhananjayd@kpit.com>
9273         * h8300.c (shift_alg_hi): Various tweaks to improve performance
9274         of HImode shifts.
9275         (get_shift_alg): Corresponding changes.
9277 2002-08-29  John David Anglin  <dave@hiauly1.hia.nrc.ca>
9279         * som.h (ALWAYS_STRIP_DOTDOT): Define to 1.
9281 2002-08-29  Richard Henderson  <rth@redhat.com>
9283         * expr.h (enum block_op_methods): New.
9284         (emit_block_move): Update prototype.
9285         * expr.c (block_move_libcall_safe_for_call_parm): New.
9286         (emit_block_move_via_loop): New.
9287         (emit_block_move): Use them.  New argument METHOD.
9288         (emit_push_insn): Always respect the given alignment.
9289         (expand_assignment): Update call to emit_block_move.
9290         (store_expr, store_field, expand_expr): Likewise.
9291         * builtins.c (expand_builtin_apply): Likewise.
9292         (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
9293         * function.c (expand_function_end): Likewise.
9294         * config/sh/sh.c (sh_initialize_trampoline): Likewise.
9295         * config/sparc/sparc.c (sparc_va_arg): Likewise.
9296         * calls.c (expand_call, emit_library_call_value_1): Likewise.
9297         (save_fixed_argument_area): Use emit_block_move with
9298         BLOCK_OP_CALL_PARM instead of move_by_pieces.
9299         (restore_fixed_argument_area): Likewise.
9300         (store_one_arg): Fix alignment parameter to emit_push_insn.
9302 2002-08-29  John David Anglin  <dave@hiauly1.hia.nrc.ca>
9304         * install.texi (hppa64-hp-hpux11*): Document installation procedure.
9306 2002-08-29  Catherine Moore  <clm@redhat.com>
9308         * config/v850/v850.h (MULDI3_LIBCALL, UCMPDI2_LIBCALL, CMPDI2_LIBCALL,
9309         NEGDI2_LIBCALL, INIT_TARGET_OPTABS, MASK_STRICT_ALIGN): Define.
9310         (PREDICATE_CODES): Include new predicates.
9311         (RTX_COSTS): Handle UMOD and UDIV.  Tune MULT for v850e.
9312         (TARGET_SWITCHES):  Add strict-align.
9313         (TARGET_STRICT_ALIGN): New.
9314         (MASK_DEFAULT, STRICT_ALIGNMENT):  Redefine.
9315         * config/v850/t-v850 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES):
9316         Define.
9317         (LIB1ASMFUNCS): Add v850_negdi2, v850_cmpdi2, v850_ucmpdi2,
9318         v850_muldi3.
9319         * config/v850/lib1funcs.asm (L_callt_save_r2_r29, L_return_r2_r29,
9320         L_callt_save_r2_r31, L_return_r2_r31,
9321         L_save_all_interrupt): Change addi to add.
9322         (L_save_interrupt, L_return_interrupt): Rework.
9323         (__return_r31):  Correct .size directive.
9324         (mulsi3, divsi3, udivsi3, umodsi3, modsi3): Tune for v850e.
9325         (v850_negdi2, v850_cmpdi2, v850_ucmpdi2, v850_muldi3):
9326         New routines.
9327         * config/v850/v850.c (expand_prologue): Call
9328         gen_callt_save_interrupt, gen_callt_restore_all_interrupt,
9329         gen_callt_return_interrupt and gen_callt_save_all_interrupt.
9330         (reg_or_int9_operand): New predicate.
9331         (reg_or_const_operand): New routine.
9332         * config/v850/v850.md (return_interrupt): Changed from
9333         restore_interrupt.
9334         (callt_save_all_interrupt): Changed from save_all_interrupt_v850e.
9335         (callt_save_interrupt): Change save sequence.
9336         (callt_return_interrupt): New.
9337         (save_interrupt): Don't use runtime function for LONG_CALLS
9338         and TARGET_PROLOG_FUNCTION.
9339         (save_all_interrupt): Likewise.
9340         (mulsi3): Use new predicate.
9341         (moviscc): Disallow some combination of constants.
9342         Fix define_split for sasf insns, so that it will not generate bad
9343         code if operand0 and operand5 are the same.
9344         * config/v850/v850-protos.h: Prototype new predicates.
9346 2002-08-29  Zack Weinberg  <zack@codesourcery.com>
9348         * config/rs6000/rs6000.c (processor_target_table): Add 405f.
9349         * config/rs6000/rs6000.h (ASM_CPU_SPEC): Likewise.
9351 2002-08-28  Gabriel Dos Reis  <gdr@integrable-solutions.net>
9353         * c-common.c (builtin_define_type_precision): New function.
9354         (cb_register_builtins): Use it.  Define __WCHAR_UNSIGNED__ is
9355         wchar_t is unsigned in C++.
9356         * doc/cpp.texi (Common Predefined Macros): Document
9357         __WCHAR_UNSIGNED__, __CHAR_BIT__, __WCHAR_BIT__, __SHRT_BIT__,
9358         __INT_BIT__, __LONG_BIT__, __LONG_LONG_BIT__, __FLOAT_BIT__,
9359         __DOUBLE_BIT__, __LONG_DOUBLE_BIT__.
9361 2002-08-28  Sylvain Pion <pion@cs.nyu.edu>
9363         * doc/invoke.texi (-Wreorder): Remove remaining pieces from the generic
9364         section.  Mention that it is enabled by -Wall.
9365         (-Wall): Mention that there can be language-specific warnings as well.
9366         (-Wctor-dtor-privacy): Mention that it is enabled by default.
9367         (-Wnon-virtual-dtor): Mention that it is enabled by -Wall.
9369 Wed Aug 28 15:35:17 2002  J"orn Rennecke <joern.rennecke@superh.com>
9371         * sh.c (calc_live_regs): Save FPSCR_REG in an interrupt handler
9372         if it is ever live.
9374         * sh.c (sh_handle_interrupt_handler_attribute): Reject interrupt_handler
9375         attribute for SHCOMPACT.
9377         * sh.h (OVERRIDE_OPTIONS): If align_function isn't set, set it
9378         appropriately.
9379         (FUNCTION_BOUNDARY): Specify only the minimum alignment required
9380         by the ABI.
9382         * sh.h (SH5_WOULD_BE_PARTIAL_NREGS): Also handle TImode case.
9384 2002-08-28  Jason Thorpe  <thorpej@wasabisystems.com>
9386         * config.gcc (mips*-*-netbsd*): Set target_cpu_default to
9387         "MASK_GAS|MASK_ABICALLS".
9388         * config/mips/netbsd.h (TARGET_ENDIAN_DEFAULT)
9389         (TARGET_DEFAULT): Remove.
9390         (MACHINE_TYPE): Undefine before defining.
9391         (DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Remove.
9393 2002-08-27  Mark Mitchell  <mark@codesourcery.com>
9395         * c-common.c (warn_abi): New variable.
9396         * c-common.h (warn_abi): Likewise.
9397         * c-opts.c (COMMAND_LINE_OPTIONS): Add -Wabi.
9398         (c_common_decode_option): Handle it.
9399         * doc/invoke.texi: Document -Wabi.
9401 Tue Aug 27 23:03:52 2002  Nicola Pero  <n.pero@mi.flashnet.it>
9403         * c-common.c (warn_undeclared_selector): New variable.
9404         * c-common.h (warn_undeclared_selector): Idem.
9405         * c-opts.c (c_common_decode_option): Set warn_undeclared_selector
9406         to on when -Wundeclared-selector is found.
9407         (COMMAND_LINE_OPTIONS): Added -Wundeclared-selector.
9408         * objc/objc-act.c (build_selector_expr): If
9409         warn_undeclared_selector is set, check that the selector has
9410         already been defined, and emit a warning if not.
9412 2002-08-27  Nick Clifton  <nickc@redhat.com>
9413             Catherine Moore  <clm@redhat.com>
9414             Jim Wilson  <wilson@cygnus.com>
9416         * config.gcc: Add v850e-*-* target.
9417         Add --with-cpu= support for v850.
9418         * config/v850/lib1funcs.asm: Add v850e callt functions.
9419         * config/v850/v850.h: Add support for v850e target.
9420         * config/v850/v850.c: Add functions to support v850e target.
9421         * config/v850/v850-protos.h: Add prototypes for new functions in v850.c.
9422         * config/v850/v850.md: Add patterns for v850e instructions.
9423         * doc/invoke.texi: Document new v850e command line switches.
9425 Tue Aug 27 18:30:47 2002  J"orn Rennecke <joern.rennecke@superh.com>
9426                           Aldy Hernandez <aldyh at redhat dot com>
9428         * doc/tm.texi: Applied numerous fixes to the automaton based
9429         scheduler descrition.
9431 Tue Aug 27 19:51:05 CEST 2002  Jan Hubicka  <jh@suse.cz>
9433         * i386.c (classify_argument): Handle variable sized objects.
9435 Tue Aug 27 19:18:16 CEST 2002  Jan Hubicka  <jh@suse.cz>
9437         * i386.c (ix86_expand_int_movcc): Fix RTL sharing problem
9439 Tue Aug 27 18:01:45 CEST 2002  Jan Hubicka  <jh@suse.cz>
9441         * libgcc2.c (__bb_exit_func): Properly write the summarized statistics.
9443 Tue Aug 27 18:00:11 CEST 2002  Jan Hubicka  <jh@suse.cz>
9445         * i386.c (classify_argument): Properly compute word size of the analyzed object.
9447 Tue Aug 27 14:39:09 2002  J"orn Rennecke <joern.rennecke@superh.com>
9449         * sh.md (attribute type): Add types mt_group, fload, pcfload, fpul_gp,
9450         mac_gp ftrc_s and cwb.  Add / Adjust definitions in individual insn
9451         accordingly.
9452         (attribute insn_class): Provide default definitions based on type.
9453         Remove all insn-specific settings.
9454         (various function units): Remove old SH4 scheduling.
9455         (branch_zero, dfp_comp, late_fp_use, any_fp_comp, any_int_load):
9456         New attributes.  Set them where appropriate.
9457         (cpu unit FS): Don't define / use.
9458         (F3, load_store): New cpu units.
9459         (F01): New reservation.
9460         (all insn_reservations): Make dependent on sh4 pipeline model.
9461         Fix latencies.
9462         (nil, reg_mov, freg_mov, sh4_fpul_gp, sh4_call): New insn_reservations.
9463         (sh4_mac_gp, fp_arith_ftrc, arith3, arith3b): Likewise.
9464         (mt insn_reservation): Use type mt_group.
9465         (insn_reservation load_store): Split into sh4_load, sh4_load_si,
9466         sh4_fload and sh4_store.
9467         (insn_reservation branch_zero and branch): Replace with sh4_branch.
9468         (insn_reservation branch_far): Replace with sh4_return.
9469         (insn_reservation return_from_exp): Rename to:
9470         (sh4_return_from_exp).  Change to be just d_lock*5.
9471         (insn_reservation lds_to_pr): Rename to:
9472         (sh4_lds_to_pr).  Change to be just d_lock*2.
9473         (insn_reservation ldsmem_to_pr, sts_from_pr): Change to be just
9474         d_lock*2.
9475         (insn_reservation prload_mem): Rename to:
9476         (sh4_prstore_mem).  Change to d_lock*2,nothing,memory.
9477         (insn_reservation fpscr_store): Rename to:
9478         (fpscr_load).  Change to d_lock,nothing,F1*3.
9479         (insn_reservation fpscr_store_mem): Rename to:
9480         (fpscr_load_mem).  Change to d_lock,nothing,(F1+memory),F1*2.
9481         (insn_reservation multi): Change to
9482         d_lock,(d_lock+f1_1),(f1_1|f1_2)*3,F2.
9483         (insn_reservation fp_arith): Change to issue,F01,F2.
9484         (insn_reservation fp_div: Change to issue,F01+F3,F2+F3,F3*7,F1+F3,F2.
9485         (insn_reservation dp_float): Change to issue,F01,F1+F2,F2.
9486         (insn_reservation fp_double_arith): Change to issue,F01,F1+F2,fpu*4,F2.
9487         (insn_reservation fp_double_cmp): Change to
9488         d_lock,(d_lock+F01),F1+F2,F2.
9489         (insn_reservation dp_div): Change to
9490         issue,F01+F3,F1+F2+F3,F2+F3,F3*16,F1+F3,(fpu+F3)*2,F2.
9491         * sh.c (flow_dependent_p, flow_dependent_p_1): New functions.
9492         (sh_adjust_cost, SHcompact): Differentiate between different
9493         kinds of dependencies.  Drop factor of ten for superscalar.
9494         Use new instruction types.  Add new exception rules.
9496         * sh.md (mulhisi3, umulhisi3: Add a REG_EQUAL note.
9498         * sh.md (mperm_w): Add DONE.
9500 2002-08-27  David Edelsohn  <edelsohn@gnu.org>
9502         * longlong.h: Import current PowerPC defintion from GMP-4.1.
9504         * config/rs6000/rs6000.h (MIN_UNITS_PER_WORD): Add IN_LIBGCC2 case.
9506         * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Undef before define.
9508 Tue Aug 27 13:53:57 2002  J"orn Rennecke <joern.rennecke@superh.com>
9510         * sh.h (MAX_FIXED_MODE_SIZE): Define.
9512 2002-08-27  Gabriel Dos Reis  <gdr@soliton.integrable-solutions.net>
9514         * doc/cpp.texi (Common Predefined Macros): Don't mess with table
9515         delimiter.
9517 2002-08-27  Gabriel Dos Reis  <gdr@integrable-solutions.net>
9519         * c-common.c (cpp_define_data_format): New function.
9520         (cb_register_builtins): Call it.
9522         * doc/cpp.texi (Common Predefined Macros): Document
9523         __TARGET_BITS_ORDER__, __TARGET_BYTES_ORDER__,
9524         __TARGET_INT_WORDS_ORDER__, __TARGET_FLOAT_WORDS_ORDER__,
9525         __TARGET_FLOAT_FORMAT__, __TARGET_USES_VAX_F_FLOAT__,
9526         __TARGET_USES_VAX_D_FLOAT__, __TARGET_USES_VAX_G_FLOAT__,
9527         __TARGET_USES_VAX_H_FLOAT__.
9529 2002-08-26  Ziemowit Laski <zlaski@apple.com>
9531         * objc/objc-act.c (get_super_receiver): If inside a class method
9532         of a category, cast the receiver to 'id' before accessing the 'isa'
9533         field so that <objc/objc-class.h> is not needed.  For NeXT runtime.
9535 2002-08-26  Ulrich Weigand  <uweigand@de.ibm.com>
9537         * config/s390/s390-protos.h (s390_function_prologue,
9538         s390_function_epilogue): Remove.
9539         config/s390/s390.c (s390_function_prologue, s390_function_epilogue,
9540         TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
9542         config/s390/s390.c (s390_machine_dependent_recorg): New function.
9543         config/s390/s390-protos.h (s390_machine_dependent_reorg): Declare it.
9544         config/s390/s390.h (MACHINE_DEPENDENT_REORG): Call it.
9545         config/s390/s390.c (s390_split_branches, s390_chunkify_pool): Adapt
9546         to being called from MACHINE_DEPENDENT_REORG.  Update regs_ever_live.
9548         config/s390/s390.c (s390_frame_info): Inline save_fprs_p.  Always
9549         assume BASE_REGISTER and RETURN_REGNUM need to be saved.
9550         (s390_emit_prologue): Assume RETURN_REGNUM to be saved iff
9551         function is not a leaf function.  Use save_gprs and restore_gprs.
9552         (s390_emit_epilogue): Likewise.
9553         (save_gprs, restore_gprs): New functions.
9554         (struct s390_frame): Remove return_reg_saved_p member.
9555         (save_fprs_p): Remove.
9556         (s390_optimize_prolog): New function.
9557         (s390_legitimate_reload_constant): Remove now unnecessary check.
9559         (s390_function_count): Remove.
9560         (s390_output_symbolic_const): Replace s390_function_count by
9561         current_function_funcdef_no.
9562         (s390_output_constant_pool): Likewise.
9564         (legitimize_pic_address): Use regs_ever_live to track PIC register
9565         instead of current_function_uses_pic_offset_table.
9566         (s390_emit_prologue): Likewise.
9567         config/s390/s390.md ("call", "call_value"): Likewise.
9569 2002-08-26  Neil Booth  <neil@daikokuya.co.uk>
9571         * c-opts.c (find_opt): Don't complain about wrong languages
9572         here.  Return exact matches even for wrong language.
9573         (c_common_decode_option): Complain about wrong languages
9574         here.
9576 2002-08-24  Stuart Hastings  <stuart@apple.com>
9578         * function.h (struct function): Add flag
9579         all_throwers_are_sibcalls.
9580         * except.c (set_nothrow_function_flags): Replaces
9581         nothrow_function_p. Set new flag.
9582         * except.h (set_nothrow_function_flags): Replaces
9583         nothrow_function_p.
9584         * dwarf2out.c (struct dw_fde_struct): Add flag
9585         all_throwers_are_sibcalls.
9586         (output_call_frame_info): Test it.
9587         (dwarf2out_begin_prologue) Propagate it from cfun to
9588         dw_fde_struct.
9589         * toplev.c (rest_of_compilation): Update calls to
9590         nothrow_function_p.
9592 2002-08-23  Zack Weinberg  <zack@codesourcery.com>
9594         * ggc-page.c (compute_inverse): Short circuit calculation for
9595         object sizes larger than half a page.
9597 2002-08-23  David Edelsohn  <edelsohn@gnu.org>
9599         * config/rs6000/rs6000.c (rs6000_elf_select_section): Treat
9600         DEFAULT_ABI == ABI_AIX like PIC.  Test PIC & reloc for readonly
9601         default.
9602         (rs6000_elf_unique_section): Likewise.
9604 2002-08-23  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
9606         * ns32k.c (ns32k_globalize_label): Delete.
9607         * ns32k.h (ASM_OUTPUT_LABEL, TARGET_ASM_GLOBALIZE_LABEL): Delete.
9609 2002-08-23  Alan Modra  <amodra@bigpond.net.au>
9611         * config/rs6000/rs6000.c (output_mi_thunk): Don't determine insns
9612         for loading delta with num_insns_constant_wide.  Calculate
9613         delta_low, delta_high without using a conditional.
9615 2002-08-22  Jason Merrill  <jason@redhat.com>
9617         * c-common.h (RETURN_STMT_EXPR): Rename from RETURN_EXPR.
9618         * c-common.def: Adjust.
9619         * c-dump.c (c_dump_tree): Adjust.
9620         * c-semantics.c (genrtl_return_stmt): Adjust.
9621         * c-pretty-print.c (pp_c_statement): Adjust.
9622         * tree-inline.c (copy_body_r): Adjust.
9624 2002-08-22  Zack Weinberg  <zack@codesourcery.com>
9626         * ggc-page.c: Avoid division in ggc_set_mark.
9627         (DIV_MULT, DIV_SHIFT, OFFSET_TO_BIT, inverse_table,
9628         compute_inverse): New.
9629         (ggc_set_mark, ggc_marked_p): Use OFFSET_TO_BIT.
9630         (init_ggc): Initialize inverse_table.
9632 2002-08-22  Tom Tromey  <tromey@redhat.com>
9634         * doc/install.texi (Configuration): Document --datadir.
9636 2002-08-22  Alexandre Oliva  <aoliva@redhat.com>
9638         * Makefile.in ($(BUILD_PREFIX_1)varray.o): Depend on $(GGC_H).
9640 2002-08-22  Hans-Peter Nilsson  <hp@bitrange.com>
9642         * gengtype-lex.l (ID): Allow underscore as first character.
9644 2002-08-21  David Edelsohn  <edelsohn@gnu.org>
9646         * config/rs6000/rs6000.c (rs6000_xcoff_asm_globalize_label): New
9647         function.
9648         (rs6000_xcoff_asm_named_section): Rename.
9649         * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_LABEL): Define.
9651 2002-08-21  Tom Tromey  <tromey@redhat.com>
9653         For PR java/6005 and PR java/7611:
9654         * fold-const.c (fold_truthop): Use can_use_bit_fields_p.
9655         (fold): Likewise.
9656         * langhooks.c (lhd_can_use_bit_fields_p): New function.
9657         * langhooks-def.h (lhd_can_use_bit_fields_p): Declare.
9658         (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): New define.
9659         (LANG_HOOKS_INITIALIZER): Use it.
9660         * langhooks.h (struct lang_hooks) [can_use_bit_fields_p]: New
9661         field.
9663 2002-08-21  Stan Shebs  <shebs@apple.com>
9665         * tree.c (finish_vector_type): Fix a typo in a comment.
9666         * Makefile.in: Fix "the the" stutters in comments.
9667         * genautomata.c: Ditto.
9668         * ifcvt.c: Ditto.
9669         * regrename.c: Ditto.
9670         * config/alpha/alpha.c: Ditto.
9671         * config/alpha/vms-crt0-64.c: Ditto.
9672         * config/alpha/vms-crt0.c: Ditto.
9673         * config/alpha/vms-psxcrt0-64.c: Ditto.
9674         * config/alpha/vms-psxcrt0.c: Ditto.
9675         * config/d30v/d30v.h: Ditto.
9676         * config/fr30/fr30.h: Ditto.
9677         * config/rs6000/rs6000.c: Ditto.
9678         * config/stormy16/stormy16.h: Ditto.
9679         * doc/md.texi: Ditto.
9681 2002-08-21  John David Anglin  <dave@hiauly1.hia.nrc.ca>
9683         * cppinit.c (remove_dup_nonsys_dirs): Fix warning and return value.
9685 2002-08-21  Joseph S. Myers  <jsm@polyomino.org.uk>
9687         * c-decl.c (grokdeclarator): Make invalid combinations with long,
9688         short, signed or unsigned into hard errors.  Fixes PR c/4319.
9689         Also make duplicate modifiers such as "short short" into hard
9690         errors.
9692 2002-08-21  Andrew Pinski <pinskia@physics.uc.edu>
9693             Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
9695         * doc/tm.texi (TARGET_ASM_GLOBALIZE_LABEL): Move '@end deftypefn'
9696         to the actual end.  Add '@end table' and '@table @code'.
9698 2002-08-20  Geoffrey Keating  <geoffk@redhat.com>
9700         * doc/tm.texi (Label Output): Add missing '@end deftypefn'.
9702         * unroll.c (biv_total_increment): Don't try to compute the total
9703         increment for FP BIVs.
9705 2002-08-20  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
9707         * alpha.c (TARGET_ASM_GLOBALIZE_LABEL): Define for unicosmk.
9708         * alpha/elf.h (ASM_OUTPUT_EXTERNAL_LIBCALL,
9709         ASM_OUTPUT_ALIGNED_BSS): Use target hook.
9710         * alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS): Likewise.
9711         * alpha/unicosmk.h (ASM_GLOBALIZE_LABEL): Delete.
9712         * arm/aof.h (ASM_GLOBALIZE_LABEL): Likewise.
9713         (GLOBAL_ASM_OP): Define.
9714         * arm.c (aof_globalize_label): New function.
9715         (TARGET_ASM_GLOBALIZE_LABEL): Define for AOF.
9716         * arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_BSS): Use target hook.
9717         * c4x.c (c4x_globalize_label): New function.
9718         (TARGET_ASM_GLOBALIZE_LABEL): Define for c4x.
9719         * c4x.h (ASM_GLOBALIZE_LABEL): Delete.
9720         (GLOBAL_ASM_OP): Define.
9721         * cris/aout.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use target hook.
9722         * darwin-protos.h (darwin_globalize_label): Declare.
9723         * darwin.c (darwin_globalize_label): New function.
9724         * darwin.h (ASM_DECLARE_CLASS_REFERENCE): Use target hook.
9725         (ASM_GLOBALIZE_LABEL): Delete.
9726         (GLOBAL_ASM_OP, TARGET_ASM_GLOBALIZE_LABEL): Define.
9727         * dsp16xx.c (asm_output_common): Use target hook.
9728         * elfos.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
9729         * frv.h (ASM_GLOBALIZE_LABEL): Delete.
9730         (GLOBAL_ASM_OP): Define.
9731         * i370.c (i370_globalize_label): New function.
9732         (TARGET_ASM_GLOBALIZE_LABEL): Define for i370.
9733         * i370.h (ASM_GLOBALIZE_LABEL): Delete.
9734         * i386.c (ix86_asm_file_end): Use target hook.
9735         * i386/sco5.h (ASM_GLOBALIZE_LABEL): Don't undef.
9736         (ASM_OUTPUT_EXTERNAL_LIBCALL): Use target hook.
9737         * ia64.c (ia64_asm_output_external): Likewise.
9738         * ia64/sysv4.h: Update comment.
9739         * m32r.h (ASM_OUTPUT_ALIGNED_BSS): Use target hook.
9740         * mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
9741         * mips/iris5.h (ASM_OUTPUT_WEAK_ALIAS): Use target hook.
9742         * mips/linux.h (ASM_OUTPUT_ALIGNED_BSS): Likewise.
9743         * mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Use target hook.
9744         * mmix-protos.h (mmix_asm_globalize_label): Delete.
9745         * mmix.c (mmix_asm_globalize_label): Likewise.
9746         * mmix.h (ASM_GLOBALIZE_LABEL): Likewise.
9747         (GLOBAL_ASM_OP): Define.
9748         * ns32k.c (ns32k_globalize_label): New function.
9749         * ns32k.h (TARGET_ASM_GLOBALIZE_LABEL): Define for ns32k.
9750         (ASM_GLOBALIZE_LABEL): Delete.
9751         * pa/pa-linux.h (ASM_GLOBALIZE_LABEL): Don't undef.
9752         (TARGET_ASM_GLOBALIZE_LABEL): Undefine.
9753         * pa.c (pa_globalize_label): New function.
9754         * pa.h (ASM_GLOBALIZE_LABEL): Delete.
9755         (TARGET_ASM_GLOBALIZE_LABEL): Define for pa.
9756         * rs6000/darwin.h (ASM_GLOBALIZE_LABEL): Delete.
9757         (GLOBAL_ASM_OP): Define.
9758         (TARGET_ASM_GLOBALIZE_LABEL): Undef.
9759         * rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_BSS): Use target hook.
9760         * rs6000/xcoff.h (ASM_GLOBALIZE_LABEL): Delete.
9761         (GLOBAL_ASM_OP): Define.
9762         * v850.c (v850_output_aligned_bss): Use target hook.
9763         * vax.c (vms_globalize_label): New function.
9764         (TARGET_ASM_GLOBALIZE_LABEL): Define for vms.
9765         * vax/vms.h (ASM_GLOBALIZE_LABEL): Delete.
9766         (GLOBAL_ASM_OP): Define.
9767         * defaults.h (ASM_GLOBALIZE_LABEL): Delete.
9768         * doc/tm.texi: Update docs.
9769         * dwarf2out.c (default_eh_frame_section, output_die_symbol): Use
9770         target hook.
9771         * final.c (output_alternate_entry_point): Likewise.
9772         * hooks.c (hook_FILEptr_constcharptr_void): New function.
9773         * hooks.h (hook_FILEptr_constcharptr_void): Declare.
9774         * output.h (assemble_global): Delete.
9775         (default_globalize_label): Declare.
9776         * system.h (ASM_GLOBALIZE_LABEL): Poison.
9777         * target-def.h (TARGET_ASM_GLOBALIZE_LABEL): Define.
9778         (TARGET_ASM_OUT): Add TARGET_ASM_GLOBALIZE_LABEL.
9779         * target.h (gcc_target): Add globalize_label member.
9780         * varasm.c (asm_output_bss, asm_output_aligned_bss,
9781         globalize_decl): Use target hook.
9782         (assemble_global): Delete.
9783         (default_globalize_label): New function.
9785 2002-08-20  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
9787         * dsp16xx.h (dsp16xx_umulhi3_libcall): Delete.
9789 2002-08-20  Devang Patel  <dpatel@apple.com>
9790         * tree.c (get_qualified_type): Add TYPE_CONTEXT check.
9792 2002-08-20  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
9794         * arc.c (output_shift): Use stdio instead of asm_fprintf.
9795         * arm.c (thumb_output_function_prologue): Likewise.
9796         * avr.c (print_operand): Likewise.
9797         * c4x.c (c4x_print_operand): Likewise.
9798         * c4x.h (ASM_OUTPUT_INTERNAL_LABEL, TRAMPOLINE_TEMPLATE,
9799         ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
9800         * cris.c (cris_target_asm_function_prologue,
9801         cris_asm_output_mi_thunk): Likewise.
9802         * h8300.c (print_operand): Likewise.
9803         * h8300.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
9804         * ip2k.c (print_operand): Likewise.  Fix format specifier.
9805         * m68hc11.c (asm_print_register, print_operand,
9806         print_operand_address): Use stdio instead of asm_fprintf.
9807         (print_operand_address): Fix format specifier.
9808         * m68hc11.h (FUNCTION_PROFILER, ASM_OUTPUT_ADDR_DIFF_ELT,
9809         ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ALIGN): Use stdio instead of
9810         asm_fprintf.
9811         * m68k/amix.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9812         * m68k/atari.h (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
9813         * m68k.c (m68k_output_function_prologue,
9814         m68k_output_function_epilogue, print_operand): Likewise.
9815         * mmix.c (mmix_asm_output_mi_thunk, mmix_asm_weaken_label):
9816         Likewise.  Fix format specifier.
9817         * mn10200.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
9818         * mn10300.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
9819         * v850.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
9821 2002-08-15  Eric Christopher  <echristo@redhat.com>
9822             Jeff Knaggs  <jknaggs@redhat.com>
9824         * config.gcc (mipsisa64sr71k-elf): New target.
9825         * config/mips/sr71k.md: New file.
9826         * config/mips/mips.md: Use it.
9827         (rot*): Add sr71k specifics.
9828         * config/mips/t-sr71k: New file.
9829         * config/mips/mips.h (sr71k): New cpu.
9830         (TARGET_SR71K): Use it.
9831         (TUNE_SR71K): Ditto.
9832         (GENERATE_BRANCHLIKELY): Ditto.
9833         (ISA_HAS_MULHI, ISA_HAS_MULS, ISA_HAS_MSAC, ISA_HAS_MACC,
9834         ISA_HAS_ROTR_SIISA_HAS_ROTR_DI): Ditto.
9835         * config/mips/mips.c (sr71k): New cpu.
9836         (mips_use_dfa_pipeline_interface): Use.
9838 2002-08-15  Eric Christopher  <echristo@redhat.com>
9839             Richard Sandiford <rsandifo@redhat.com>
9840             Aldy Hernandez  <aldyh@redhat.com>
9841             Graham Stott    <grahams@redhat.com>
9842             Michael Meissner  <meissner@redhat.com>
9843             Gavin Romig-Koch  <gavin@redhat.com>
9844             Ken Raeburn  <raeburn@cygnus.com>
9845             Alexandre Oliva <aoliva@redhat.com>
9847         * config.gcc (mips64vr-elf): New target.
9848         * config/mips/5400.md: New file.
9849         * config/mips/5500.md: Ditto.
9850         * config/mips/mips.md: Use them.
9851         (frsqrt): New.
9852         * config/mips/mips.c (vr4111, vr4121, vr4320, vr5400, vr5500): New
9853         cpus.
9854         (mips_issue_rate): Use them.
9855         (mips_use_dfa_pipeline_interface): New function. Use for 5400 and 5500.
9856         (TARGET_SCHEDUSE_DFA_PIPELINE_INTERFACE): Define. Use above.
9857         * config/mips/mips.h (vr4111, vr4121, vr4320, vr5400, vr5500): New
9858         cpus.
9859         (TARGET_MIPSx): Use them.
9860         (TUNE_MIPSx): Ditto.
9861         (GETNATE_MULT3_SI): Ditto.
9862         (ISA_HAS_BRANCHLIKELY): Ditto.
9863         (ISA_HAS_CONDMOVE): Ditto.
9864         (ISA_HAS_NMADD_NMSUB): Ditto.
9865         (ISA_HAS_MULHI): New. Ditto.
9866         (ISA_HAS_MULS): Ditto.
9867         (ISA_HAS_MSAC): Ditto.
9868         (ISA_HAS_MACC): Ditto.
9869         (ISA_HAS_ROTR_SI): Ditto.
9870         (ISA_HAS_ROTR_DI): Ditto.
9871         (RTX_COSTS): Use.
9873 2002-08-20  John David Anglin  <dave@hiauly1.hia.nrc.ca>
9875         * cppinit.c (remove_dup_dir): Add head_ptr argument to handle removal
9876         at head.
9877         (remove_dup_nonsys_dirs): New function.
9878         (remove_dup_dirs): Change argument head to head_ptr.  Remove warnings.
9879         (merge_include_chains): Remove non-system include directories from
9880         quote and bracket include chains when they duplicate equivalent system
9881         directories.
9882         * doc/cpp.texi (-I): Update.
9883         * doc/cppopts.texi (-I): Update.
9884         * doc/install.texi (--with-local-prefix): Further document usage of
9885         this option.
9886         * doc/invoke.texi (-I): Update.
9888 2002-08-20  Richard Henderson  <rth@redhat.com>
9890         * expr.c (TARGET_MEM_FUNCTIONS): Transform to boolean.
9891         (emit_block_move): Split out subroutines.
9892         (emit_block_move_via_movstr): New.
9893         (emit_block_move_via_libcall): New.  Emit bcopy via normal call also.
9894         (emit_block_move_libcall_fn): New.  Construct function prototype for
9895         bcopy as well.
9896         (clear_storage): Split out subroutines.
9897         (clear_storage_via_clrstr): New.
9898         (clear_storage_via_libcall): New. Emit bzero as a normal call also.
9899         (clear_storage_libcall_fn): New.  Construct function prototype for
9900         bzero as well.
9901         (emit_push_insn): Use emit_block_move.
9902         (expand_assignment): Booleanize TARGET_MEM_FUNCTIONS.
9903         (store_constructor): Likewise.
9905 2002-08-19  Ziemowit Laski  <zlaski@apple.com>
9907         * objc/objc-act.c (building_objc_message_expr): Rename to
9908         current_objc_message_selector.
9910 2002-08-19  Ziemowit Laski  <zlaski@apple.com>
9912         * objc/objc-act.c (build_ivar_chain): Remove.
9913         (objc_copy_list): Likewise.
9914         (get_class_ivars): Inline call to removed build_ivar_chain
9915         function.  Save off a clean copy of ivars in the CLASS_OWN_IVARS
9916         slot; use that slot (rather than CLASS_IVARS) when accessing
9917         ivars for base classes.  Call copy_list and chainon instead of
9918         objc_copy_list.
9919         (build_private_template): Call get_class_ivars instead of
9920         build_ivar_chain.
9921         (start_class): Allocate room for the CLASS_OWN_IVARS slot.
9922         (continue_class): Call get_class_ivars instead of
9923         build_ivar_chain.
9924         (encode_field_decl): Check for DECL_BIT_FIELD_TYPE instead
9925         of DECL_BIT_FIELD (which may have been cleared).
9926         * objc/objc-act.h (CLASS_OWN_IVARS): New accessor macro.
9928 2002-08-19  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
9930         * genautomata.c (output_translate_vect, output_state_ainsn_table,
9931         output_min_issue_delay_table): Mark variable with ATTRIBUTE_UNUSED
9932         in output file.
9933         (output_internal_min_issue_delay_func): Initialize variable in
9934         output file.
9936 2002-08-19  Alexandre Oliva  <aoliva@redhat.com>
9938         * Makefile.in (GCC_FOR_TARGET): Prepend STAGE_CC_WRAPPER.
9939         (stage2_build, stage3_build, stage4_build): Likewise, to CC.
9941 2002-08-19  Geoffrey Keating  <geoffk@redhat.com>
9942             Steve Ellcey  <sje@cup.hp.com>
9944         * machmode.h (SCALAR_INT_MODE_P): New macro to test for
9945         scaler integer mode (MODE_INT or MODE_PARTIAL_INT).
9946         * explow.c (trunc_int_for_mode): Abort when the mode is not
9947         a scaler integer mode.
9948         * combine.c (expand_compound_operation): Don't expand Vector
9949         or Complex modes into shifts.
9950         (expand_field_assignment): Don't do bitwise arithmatic and
9951         shifts on Vector or Complex modes.
9952         (simplify_comparison): Don't call trunc_int_for_mode
9953         for VOIDmode.
9954         * recog.c (general_operand): Likewise.
9955         (immediate_operand): Likewise.
9956         (nonmemory_operand): Likewise.
9958 2002-08-19  David Edelsohn  <edelsohn@gnu.org>
9960         * config/rs6000/rs6000.c (rs6000_emit_set_const): Inline
9961         multi-instruction SImode constant.  Add REG_EQUAL note.
9962         * config/rs6000/rs6000.md (movsi splitter): Use
9963         rs6000_emit_set_const.
9965 2002-08-19  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
9967         * tree-inline.c (initialize_inlined_parameters): Wrap variable in
9968         the macro test controlling its use.
9970 2002-08-18  H.J. Lu  (hjl@gnu.org)
9972         * config.gcc (*-*-linux*): Set extra_parts="crtbegin.o
9973         crtbeginS.o crtbeginT.o crtend.o crtendS.o", gas=yes and
9974         gnu_ld=yes.
9975         (alpha*-*-linux*, cris-*-linux*, i370-*-linux*,
9976         i[34567]86-*-linux*, x86_64-*-linux*, mips*-*-linux*,
9977         s390-*-linux*, s390x-*-linux*, sparc-*-linux*, sparc64-*-linux*,
9978         xtensa-*-linux*): Remove setting extra_parts, gas, and gnu_ld
9979         here.
9980         (cris-*-linux*): Remove setting thread_file here.
9982 2002-08-18  Neil Booth  <neil@daikokuya.co.uk>
9984         PR preprocessor/7602
9985         * cppinit.c (path_include): Treat the system environment
9986         variables as being cxx_aware.
9988 2002-08-17  Joseph S. Myers  <jsm@polyomino.org.uk>
9990         * c-decl.c (flexible_array_type_p): New function.
9991         (grokdeclarator, finish_struct): Use it.
9992         * doc/extend.texi: Document constraints on use of structures with
9993         flexible array members.
9995 2002-08-17  Richard Sandiford  <rsandifo@redhat.com>
9997         * config/mips/t-coff, config/mips/t-elf, config/mips/t-isa3264,
9998         config/mips/t-r3900 (MULTILIB_MATCHES): Define.
9999         * config/mips/mips.h (ASM_SPEC): Use %(endian_spec).
10001 2002-08-16  Stan Shebs  <shebs@apple.com>
10003         * c-common.c (cb_register_builds): Define __NEXT_RUNTIME__
10004         for ObjC with -fnext-runtime.
10005         * doc/cpp.texi: Document it.
10007 2002-08-16  Janis Johnson  <janis187@us.ibm.com>
10009         * doc/install.texi (Final installation): Replace links to individual
10010         build status pages with a link to a common page that lists them all.
10012 2002-08-16  Sylvain Pion <pion@cs.nyu.edu>
10014         * doc/invoke.texi: Fix typo.
10016 2002-08-16  David Edelsohn  <edelsohn@gnu.org>
10018         * doc/install.texi (*-ibm-aix*): Explain AIX shared object versioning.
10020 2002-08-16  Andrew Haley  <aph@redhat.com>
10022         * tree-inline.c: Add includes for Java inliner.
10023         (remap_decl): Don't handle anonymous types for Java.
10024         (remap_block): Add handling for Java trees.
10025         (copy_scope_stmt): Conditionalize for non-Java use only.
10026         (copy_body_r): Handle Java trees.  Add handling for
10027         LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, Java blocks.
10028         (initialize_inlined_parameters):  Handle Java trees.
10029         (declare_return_variable): Likewise.
10030         (expand_call_inline): Handle Java trees.
10031         (walk_tree): Likewise.
10032         (copy_tree_r): Don't handle SCOPE_STMTs for Java.
10033         (add_stmt_to_compound): New function.
10035 2002-08-15  Richard Henderson  <rth@redhat.com>
10037         * Makefile.in (LOOSE_WARN): Remove -fno-common.
10038         (NOCOMMON_FLAG): New substitution point.
10039         (GCC_WARN_CFLAGS): Include it.
10040         * configure.in (ac_checking): Set nocommon_flag.
10041         (nocommon_flag): New substitution point.
10043 2002-08-15  Alexandre Oliva  <aoliva@redhat.com>
10045         * c-tree.h (skip_evaluation): Move declaration...
10046         * c-common.h: ... here.
10047         * c-typeck.c (build_external_ref): Don't assemble_external nor
10048         mark a tree as used if skip_evaluation is set.
10049         * c-parse.in (typeof): New non-terminal to set skip_evaluation
10050         around TYPEOF.
10051         (typespec_nonreserved_nonattr): Use it.
10053 2002-08-15  Douglas B Rupp  <rupp@gnat.com>
10055         * dbxout.c (dbx_debug_hooks): Update end_prologue, end_epilogue.
10056         (xcoff_debug_hooks): Update end_prologue.
10057         * debug.c (do_nothing_debug_hooks): Update end_prologue, end_epilogue.
10058         * debug.h (end_prologue): Add file arg.
10059         (end_epilogue): Add line and file args.
10060         (dwarf2out_end_epilogue): Add line and file args.
10061         (vmsdbgout_after_prologue): Remove.
10062         * dwarf2out.c (dwarf2out_end_epilogue): Add line and file args.
10063         (dwarf2_debug_hooks): Update end_prologue.
10064         * dwarfout.c (dwarfout_end_epilogue): Add line and file args.
10065         (dwarfout_end_prologue): Add file arg.
10066         * final.c (vmsdbgout_after_prologue): Remove
10067         (final_end_function): Update end_epilogue call.
10068         (final_scan_insn): Update end_prologue call.
10069         * sdbout.c (sdbout_end_epilogue): Add line and file args.
10070         (sdbout_end_prologue): Add file arg.
10071         (sdb_debug_hooks): Update end_prologue.
10072         (sdb_begin_prologue): Update sdbout_end_prologue call.
10073         * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_end_prologue,
10074         vmsdbgout_end_function.
10075         (vmsdbgout_end_prologue): New function renamed from
10076         vmsdbgout_after_prologue. Call vmsdbgout_source_line.
10077         (vmsdbgout_end_function): New function.
10078         (vmsdbgout_end_epilogue): Add line and file args. Call
10079         vmsdbgout_source_line.
10080         (write_pclines): Write only valid line numbers.
10081         (write_srccorr): Don't write source correlation records if 0 lines.
10082         * xcoffout.c (xcoffout_end_epilogue): Add line and file args.
10084 2002-08-15  Steve Ellcey  <sje@cup.hp.com>
10086         * gcc/unwind.h (_Unwind_Ptr): Make 64 bits on IA64 HP-UX.
10087         (_Unwind_Internal_Ptr): 32 bit version for use in
10088         read_encoded_value_with_base.
10089         * gcc/unwind-pe.h (read_encoded_value_with_base): Use
10090         _Unwind_Internal_Ptr instead of _Unwind_Ptr in order to get the
10091         right size.
10093 2002-08-15  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
10095         * loop.c (scan_loop, move_movables, count_one_set): Cast to avoid
10096         signed/unsigned warnings.
10098         * regclass.c (init_reg_sets_1, choose_hard_reg_mode,
10099         record_reg_classes): Likewise.
10101         * reload.c (reload_inner_reg_of_subreg, push_reload,
10102         find_reloads_address_1): Likewise.
10104 2002-08-15  David Edelsohn  <edelsohn@gnu.org>
10106         * rs6000.c (output_mi_thunk): Return to function section on
10107         TARGET_ELF.
10109         * rs6000-c.c (rs6000_cpu_cpp_builtins): Define __PPC405__ if PPC405.
10111 2002-08-15  Ulrich Weigand  <uweigand@de.ibm.com>
10113         * config/s390/s390.c (legitimize_address): Optimize loading
10114         of large displacements.
10116 2002-08-14  Douglas B Rupp  <rupp@gnat.com>
10118         * config/alpha/alpha-protos.h: Update.
10120         * config/alpha/alpha.c: (LINKAGE_SYMBOL_REF_P): New macro.
10121         (alpha_legitimate_address_p): Test LINKAGE_SYMBOL_REF_P.
10122         (alpha_linkage_symbol_p): New static function.
10123         (print_operand_address): Print linkage operand.
10125         (alpha_funcs_num, alpha_funcs_tree, alpha_links_tree): New static
10126         variables.
10127         (reloc_kind): New enum.
10128         (struct alpha_funcs): New struct.
10129         (struct alpha_links): Add reloc_kind field. Rename links_kind field.
10131         (alpha_need_linkage): Rewrite.
10132         (alpha_use_linkage): New global function.
10133         (alpha_write_linkage): Rewrite and make static.
10134         (alpha_write_one_linkage): Rewrite
10136         (alpha_start_function): Remove procedure descriptor output.
10137         (alpha_end_function): Write linkages at end of each function.
10139         * config/alpha/alpha.md (call_vms, call_value_vms): Rewrite.
10140         (call_vms_1, call_value_vms_1): Rewrite.
10142         * config/alpha/vms.h (ASM_FILE_END): Remove.
10144 2002-08-14  Richard Henderson  <rth@redhat.com>
10146         * ggc-page.c (RTL_SIZE): New.
10147         (extra_order_size_table): Add specializations for 2 and 10 rtl slots.
10148         * rtl.def (BARRIER, NOTE): Pad to 9 slots.
10150 2002-08-14  Richard Henderson  <rth@redhat.com>
10152         * calls.c: Include target.h.
10153         * Makefile.in (calls.o): Update.
10155         * config/alpha/alpha.c (alpha_end_function): Use targetm.binds_local_p.
10156         * config/alpha/alpha.h (FUNCTION_OK_FOR_SIBCALL): Likewise.
10158 2002-08-14  Richard Henderson  <rth@redhat.com>
10160         * Makefile.in (LOOSE_WARN): Add -fno-common.
10161         * c-common.h (constant_string_class_name): Add missing extern.
10163 2002-08-15  Neil Booth  <neil@daikokuya.co.uk>
10165         PR preprocessor/7358
10166         * c-opts.c (check_deps_environment_vars): Ignore main file
10167         for SUNPRO_DEPENDENCIES.
10168         * cppfiles.c (stack_include_file): Ignore main file if
10169         appropriate.
10170         * cpplib.h (struct cpp_options): New member in deps.
10171         * doc/cppenv.texi: Update.
10173 2002-08-14  Neil Booth  <neil@daikokuya.co.uk>
10175         PR preprocessor/7526
10176         * cpplib.c (run_directive): Kludge so _Pragma dependency works.
10178 2002-08-14  Nathan Sidwell  <nathan@codesourcery.com>
10180         * doc/invoke.texi (-a): Remove documentation.
10181         (-fprofile-arcs): Remove reference to -a, -ax options.
10182         * doc/gcov.texi (Gcov Data Files): Data might be merged.
10184 2002-08-14  Gabriel Dos Reis  <gdr@nerim.net>
10186         Fix PR/7566
10187         * c-semantics.c (genrtl_case_label): Don't (mis)use
10188         warning_with_decl.
10190 2002-08-14  Dale Johannesen  <dalej@apple.com>
10192         * explow.c (emit_stack_restore):  Emit memory clobbers
10193         preceding the stack pop, to prevent the scheduler from
10194         moving refs to variable arrays below this pop.
10195         * reload1.c (reload):  Preserve these clobbers for sched2.
10196         * doc/rtl.texi:  Document clobber (mem:BLK (scratch)).
10198 2002-08-14  Neil Booth  <neil@daikokuya.co.uk>
10200         * c-opts.c (c_common_post_options): Correct test.
10202 2002-08-14  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
10204         * m88k.h (ASM_OUTPUT_SOURCE_FILENAME): Fix incorrect argument
10205         order in call to fprintf.
10207 2002-08-14  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
10209         * config/sparc/sol2.h (SUBTARGET_EXTRA_SPECS): Define.
10211 2002-08-14  Ulrich Weigand  <uweigand@de.ibm.com>
10213         * reload.c (find_reloads): Handle constraint letters marked by
10214         EXTRA_ADDRESS_CONSTRAINT and EXTRA_MEMORY_CONSTRAINT.
10215         (alternative_allows_memconst): Likewise.
10216         * reload1.c (maybe_fix_stack_asms): Likewise.
10217         * recog.c (asm_operand_ok, preprocess_constraints,
10218         constrain_operands): Likewise.
10219         * regclass.c (record_operand_costs, record_reg_classes): Likewise.
10220         * local-alloc.c (block_alloc, requires_inout): Likewise.
10221         * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
10223         * defaults.h (EXTRA_MEMORY_CONSTRAINT): Provide a default.
10224         (EXTRA_ADDRESS_CONSTRAINT): Likewise.
10225         * doc/tm.texi: Document these two new target macros.
10227         * config/s390/s390.c (s390_expand_plus_operand): Accept already
10228         valid operands.
10229         (q_constraint): New function.
10230         config/s390/s390-protos.h (q_constraint): Declare it.
10231         config/s390/s390.h (EXTRA_CONSTRAINT): Use it.
10232         (EXTRA_MEMORY_CONSTRAINT): New macro.
10234         * config/s390/s390.md: Throughout the machine description,
10235         replace all instances of the constraint combinations 'Qo'
10236         or 'oQ' with simply 'Q'.
10238 2002-08-14  Stephane Carrez  <stcarrez@nerim.fr>
10240         * config/m68hc11/m68hc11.h (LINK_SPEC): Support -mrelax.
10241         * config/m68hc11/t-m68hc11-gas (LIBGCC2_DEBUG_CFLAGS): Can use -g now.
10242         (LIBGCC2_CFLAGS): Compile with -mrelax.
10244 2002-08-14  Stephane Carrez  <stcarrez@nerim.fr>
10246         * doc/invoke.texi: Document -minmax for 68HC12.
10248         * config/m68hc11/m68hc11.md ("umaxqi3"): Use TARGET_MIN_MAX.
10249         ("uminqi3"): Likewise.
10250         ("uminhi3", "umaxhi3"): Likewise.
10252         * config/m68hc11/m68hc11.h (MASK_MIN_MAX): Define.
10253         (TARGET_MIN_MAX): Define.
10254         (TARGET_SWITCHES): New option -minmax/-mnominmax.
10256 2002-08-14  Stephane Carrez  <stcarrez@nerim.fr>
10258         * config/m68hc11/t-m68hc11-gas (LIB1ASMFUNCS): Build __far_trampoline.
10259         (MULTILIB_OPTIONS): Must also generate for -mlong-calls.
10261         * config/m68hc11/larith.asm: Put a mode for ELF ABI flags.
10262         (ret, declare, farsym): New gas macros.
10263         (__premain, exit, abort, _cleanup, memcpy, memset, ___adddi3,
10264         ___subdi3, ___notdi2, __mulhi32, __mulsi3): Use them to use 'rtc'
10265         and declare the symbol far when compiled with -mlong-calls.
10266         (__far_trampoline): New for 68HC12 trampoline code to invoke a
10267         far handler using jsr/bsr.
10269         * config/m68hc11/m68hc11-crt0.S: Put a mode for ELF ABI flags.
10270         (jsr): New macro to transform a 'jsr' into a 'call'.
10272 2002-08-14  Stephane Carrez  <stcarrez@nerim.fr>
10274         * doc/invoke.texi: Document -mlong-calls for 68HC12.
10276         * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__USE_RTC__ when
10277         -mlong-calls is specified.
10278         (ASM_DECLARE_FUNCTION_NAME): Define to generate .far and .interrupt
10279         assembler directives.
10280         (TARGET_LONG_CALL, MASK_LONG_CALL): Declare.
10281         (TARGET_SWITCHES): Add -mlong-calls options.
10282         (current_function_far): Declare.
10284         * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset): Take
10285         into account the page register saved on the stack.
10286         (m68hc11_override_options): Take into account -mlong-calls option.
10287         (m68hc11_asm_file_start): Put a mode for the ELF flags ABI.
10289         * config/m68hc11/m68hc11.md ("*return_32bit"): Return rtc
10290         if the function is going to be in 68HC12 banked memory (-mlong-calls).
10291         ("*return_16bit"): Likewise.
10292         ("*return_void"): Likewise.
10293         ("call", "call_value"): Use call for a far function call.
10295 2002-08-14  Neil Booth  <neil@daikokuya.co.uk>
10297         * toplev.c (parse_options_and_default_flags): Don't call
10298         post_options here.
10299         (general_init): Initialize GC, pools and tree hash here,
10300         instead of lang_independent_init.
10301         (lang_independent_init): Rename backend_init.
10302         (do_compile): Call post_options hook; exit early if there
10303         have been errors after switch processing.
10304         (toplev_main): Update.
10306 2002-08-14  Gabriel Dos Reis  <gdr@nerim.net>
10308         * c-pretty-print.h: Guard against multiple inclusion.
10309         Robustify macros.
10310         (pp_c_attributes): Declare.
10311         * c-pretty-print.c (pp_c_attributes): New function.
10313 2002-08-13  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
10315         * m68k.c (m68k_output_function_prologue,
10316         m68k_output_function_epilogue): Delete versions for DPX2/MOTOROLA
10317         and NEWS/MOTOROLA.
10318         * genattrtab.c: Remove dpx2 comment.
10319         * libgcc2.c (__enable_execute_stack): Delete versions for
10320         NeXT/__MACH__, __convex__, __sysV88__, __pyr__ and
10321         sony_news/SYSTYPE_BSD.
10322         * longlong.h: Delete code for __a29k__, _AM29K, __clipper__,
10323         __gmicro__, __i860__, __NeXT__ and __pyr__.
10324         * rtl.h: Remove convex comment.
10325         * varasm.c: Likewise.
10327 2002-08-13  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
10329         * c-opts.c (lang_flags): Const-ify.
10330         * ra-build.c (undef_table): Likewise.
10331         * ra.c (eliminables): Likewise.
10333 2002-08-14  Gabriel Dos Reis  <gdr@nerim.net>
10335         * tree.h: Guard against multiple inclusion.
10337 2002-08-14  Hans-Peter Nilsson  <hp@bitrange.com>
10339         * reload1.c (reload_cse_simplify): Before checking
10340         REG_FUNCTION_VALUE_P, check REG_P.
10342 2002-08-13  Geoffrey Keating  <geoffk@redhat.com>
10344         * Makefile.in (attribs.o): Remove $(OBSTACK_H) dependency.
10346 2002-08-13  Neil Booth  <neil@daikokuya.co.uk>
10348         * c-opts.c (c_common_init_options): Extra braces needed.
10350 Tue Aug 13 17:40:25 2002  J"orn Rennecke <joern.rennecke@superh.com>
10352         * sh.c (sh_init_builtins): Add PARAMS to declaration.
10353         (sh_media_init_builtins, sh_expand_builtin): Likewise.
10354         (sh_expand_unop_v2sf): Use PARAMS for variable declaration.
10355         (sh_expand_binop_v2sf): Likewise.
10356         * sh-protos.h (sh_expand_unop_v2sf): Add PARAMS to declaration.
10357         (sh_expand_binop_v2sf, sh_cfun_interrupt_handler_p): Likewise.
10358         (sh_initialize_trampoline): Likewise.
10360 2002-08-13  Ulrich Weigand  <uweigand@de.ibm.com>
10362         * s390-modes.def [CCL1, CCL2, CCT1, CCT2, CCT3, CCUR, CCSR]: Declare
10363         new condition code modes.
10364         s390.c (s390_match_ccmode_set): Handle those new CC modes.
10365         (s390_select_ccmode): Likewise.
10366         (s390_branch_condition_mask): Likewise.
10368         * s390-protos.h (s390_tm_ccmode): Declare.
10369         s390.c (s390_tm_ccmode): New function.
10370         (s390_match_ccmode): Allow VOIDmode as REQ_MODE.
10372         * s390.md ("*cmpdi_tm2"): Rename to "*tmdi_ext".
10373         ("*cmpsi_tm2"): Rename to "*tmsi_ext".
10374         ("*cmpqi_tm2"): Rename to "*tmqi_ext".
10376         ("*cmpdi_tm_reg", "*cmpdi_tm_mem", "*cmpsi_tm_reg", "*cmpsi_tm_mem",
10377         "*cmphi_tm_sub","*cmphi_cct_0",  "*cmpqi_tm", "*cmpqi_tm_sub",
10378         "*cmpqi_cct_0", "*tm_0"): Remove, replace by ...
10379         ("*tmdi_reg", "*tmsi_reg", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem",
10380         "*tmqi_mem", "*tmhi_full", "*tmqi_full"): ... these new patterns.
10382         ("*ltgr", "*cmpdi_ccs_0_64", "*cmpdi_ccs_0_31", "*ltr", "*icm15",
10383         "*icm15_cconly", "*cmpsi_ccs_0", "*icm3", "*cmphi_ccs_0", "*icm1",
10384         "*cmpqi_ccs_0"): Remove, replace by ...
10385         ("*tstdi_sign", "*tstdi", "*tstdi_cconly", "*tstdi_cconly_31",
10386         "*tstsi", "*tstsi_cconly", "*tstsi_cconly2", "*tsthi", "*tsthi_cconly",
10387         "*tstqi", "*tstqi_cconly"): ... these new patterns.
10389         ("*cmpsidi_ccs"): Remove, replace by ...
10390         ("*cmpsi_ccs_sign"): ... this new pattern.
10391         ("*cmpdi_ccs_sign", "*cmpdi_ccu_zero"): New patterns.
10393         ("*cmpqi_ccu_0", "*cmpqi_ccu_immed"): Remove, replace by ...
10394         ("*cli"): ... this new pattern.
10396         ("*adddi3_sign", "*adddi3_zero_cc", "*adddi3_zero_cconly",
10397         "*adddi3_zero", "*adddi3_cc", "*adddi3_cconly", "*adddi3_cconly2"):
10398         New patterns.
10399         ("adddi3_64"): Rename to "*adddi3_64".
10400         ("adddi3_31"): Replace by insn and splitter "*adddi3_31".
10401         ("adddi3"): Adapt expander.
10403         ("*addsi3_cc"): Allow "general_operand" for operand 2.
10404         ("*addsi3_carry1_cc", "*addsi3_carry1_cconly",
10405         "*addsi3_carry2_cc", "*addsi3_carry2_cconly"): New patterns.
10407         ("addhi3", "addqi3"): Remove, replace by ...
10408         ("*addsi3_sign", "*addsi3_sub"): ... these new patterns.
10410         ("*subdi3_sign", "*subdi3_zero_cc", "*subdi3_zero_cconly",
10411         "*subdi3_zero", "*subdi3_cc", "*subdi3_cconly"): New patterns.
10412         ("subdi3"): Replace by insn and splitter "*subdi3_31".
10413         ("subdi3"): New expander.
10415         ("*subsi3_borrow_cc", "*subsi3_borrow_cconly"): New patterns.
10417         ("subhi3", "subqi3"): Remove, replace by ...
10418         ("*subsi3_sign", "*subsi3_sub"): ... these new patterns.
10420         ("*muldi3_sign"): New pattern.
10421         ("muldi3"): Do not clobber CC.
10422         ("mulsi3"): Likewise.
10423         ("mulsi_6432"): Likewise.
10425 2002-08-13  Denis Chertykov  <denisc@overta.ru>
10427         * config/avr/avr.md: Call CC_STATUS_INIT in all peepnoles
10428         which can change CC0.
10430 Tue Aug 13 14:49:20 2002  J"orn Rennecke <joern.rennecke@superh.com>
10432         * gcse.c (adjust_libcall_notes): New function.
10433         (do_local_cprop): Use it.  Add fourth parameter.  Changed caller.
10435 2002-08-13  Nathan Sidwell  <nathan@codesourcery.com>
10437         * libgcc2.c (L_bb): Remove unneeded #includes.
10438         (__global_counters, __gthreads_active): Remove unused globals.
10439         (__bb_exit_func): Merge counts into files rather than appending.
10440         * Makefile.in (INTERNAL_CFLAGS): Move COVERAGE_FLAGS from here ...
10441         (ALL_CFLAGS): ... to here.
10443 2002-08-13  Denis Chertykov  <denisc@overta.ru>
10445         * config/ip2k/ip2k.c (commands_in_file): Variable removed.
10446         (function_epilogue): Don't calculate function size.
10447         (ip2k_set_compare): Don't use lookup_const_double.
10448         (asm_file_start): Initialization of commands_in_file removed.
10449         (asm_file_end): Output of commands_in_file removed.
10451         * config/ip2k/ip2k.c (CPP_PREDEFINES): Remove definition of
10452         __INT_MAX__.
10454 2002-08-13  Neil Booth  <neil@daikokuya.co.uk>
10456         * c-opts.c (c_common_init_options): Check option array is
10457         sorted if checking enabled.
10459 2002-08-13  Gabriel Dos Reis  <gdr@nerim.net>
10461         * c-pretty-print.c: #include "c-tree.h".
10462         (pp_c_simple_type_specifier): Tweak.
10463         (pp_c_storage_class_specifier): New.
10464         (pp_c_function_specifier): Likewise.
10465         (pp_c_declaration_specifiers): Likewise.
10466         (pp_c_init_declarator): Likewise.
10467         (pp_c_declaration): Likewise.
10468         (pp_c_direct_declarator): Stub.
10469         (pp_c_declarator): Likewise.
10470         (pp_c_parameter_declaration): Likewise.
10472 2002-08-13  Neil Booth  <neil@daikokuya.co.uk>
10474         * c-opts.c (deps_seen, deps_file, deferred_count, deferred_size,
10475         handle_deferred_opts, sanitize_cpp_opts, defer_opt,
10476         struct deferred_opt): New.
10477         (COMMAND_LINE_OPTIONS): Add -M*.
10478         (missing_arg): Update.
10479         (c_common_decode_option): Handle -M*.
10480         (c_common_post_options): Handle -M*.  Use sanitize_cpp_opts;
10481         don't call cpp_post_options.
10482         (c_common_finish, check_deps_environment_vars): Update.
10483         * cppfiles.c (stack_include_file, handle_missing_header): Update.
10484         * cpphash.h (CPP_PRINT_DEPS): Remove.
10485         * cppinit.c: Don't include version.h.
10486         (cpp_create_reader): Don't call deps_init.  Initialize
10487         warn_long_long.
10488         (cpp_read_main_file): Init deps if necessary.
10489         (cpp_destroy): Conditionally free deps.
10490         (cpp_finish): Update.
10491         (no_tgt): Remove.
10492         (COMMAND_LINE_OPTIONS, cpp_handle_option): Remove -M*.
10493         (cpp_post_options): Rename post_options.
10494         * cpplib.h (struct cpp_options): Remove some dependency options;
10495         move others to a new structure.
10496         (cpp_post_options): Remove.
10497         (cpp_finish): Comment.
10498         * fix-header.c (read_scan_file): Don't call cpp_post_options.
10500 2002-08-12  Hans-Peter Nilsson  <hp@bitrange.com>
10502         * config/mmix/mmix.md (define_constants): Add MMIX_rR_REGNUM.
10503         ("divdi3", "*divdi3_nonknuth", "moddi3", "*moddi3_nonknuth"): Mark
10504         MMIX_rR_REGNUM as clobbered.
10505         * config/mmix/mmix.h (MMIX_REMAINDER_REGNUM): Use MMIX_rR_REGNUM.
10507 2002-08-12  Gabriel Dos Reis  <gdr@nerim.net>
10509         * diagnostic.h (output_formatted_scalar): Rename from
10510         output_formatted_integer.
10511         * diagnostic.def: Add DK_DEBUG.
10512         * diagnostic.c (output_decimal): Adjust.
10513         (output_long_decimal): Likewise.
10514         (output_unsigned_decimal): Likewise.
10515         (output_octal): Likewise.
10516         (output_long_octal): Likewise.
10517         (output_hexadecimal): Likewise.
10518         (output_long_hexadecimal): Likewise.
10519         * c-pretty-print.c (pp_c_type_specifier): New function.
10520         (pp_c_specifier_qualifier_list): Likewise.
10521         (pp_c_abstract_declarator): Likewise.
10522         (pp_c_char): Replace pp_format_integer with pp_format_scalar.
10524 2002-08-12  David Edelsohn  <edelsohn@gnu.org>
10526         * doc/trouble.texi (Disappointments): Add static constructor and
10527         destructor dependency information for AIX.
10529 2002-08-12  Neil Booth  <neil@daikokuya.co.uk>
10531         * cpphash.h (struct printer): New from cppmain.c.
10532         (cpp_reader): New member.
10533         * cppmain.c (struct printer): Move to cpphash.h.
10534         (options, print): Remove.
10535         (account_for_newlines, print_line, maybe_print_line,
10536         cpp_preprocess_file, setup_callbacks, scan_translation_unit,
10537         scan_translation_unit_trad, cb_line_change, cb_ident,
10538         cb_define, cb_undef, cb_include, cb_file_change, dump_macro,
10539         cb_def_pragma): Make reentrant.
10541 2002-08-12  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
10543         * real.c (ieee_64): Always define.
10544         (ieee_113): Guard with INTEL_EXTENDED_IEEE_FORMAT == 0.
10545         (dec_h): Not used yet, hide it.
10546         (emdnorm): Mark parameter in ATTRIBUTE_UNUSED.  Guard label with
10547         macro controlling use.
10548         (TFbignan, TFlittlenan): Guard with INTEL_EXTENDED_IEEE_FORMAT == 0.
10550 Mon Aug 12 12:48:20 CEST 2002  Jan Hubicka  <jh@suse.cz>
10552         * i386.md (tablejump): Sign extend the operand.
10553         * i386.c (classify_argument): Fix missed case from previous patch.
10555 2002-08-12  Neil Booth  <neil@daikokuya.co.uk>
10557         * c-common.c (STDC_0_IN_SYSTEM_HEADERS, c_common_init): Move
10558         to c-copts.c.
10559         (warn_multichar): Die.
10560         (cb_register_builtins): Export.
10561         * c-common.h (warn_multichar, preprocess_file): Remove.
10562         (cb_register_builtins): New.
10563         * c-lang.c (c_init): Remove.
10564         (LANG_HOOKS_INIT): Use c_objc_common_init.
10565         * c-lex.c (init_c_lex): Don't canonicalize filename.
10566         * c-opts.c (in_fname, STDC_0_IN_SYSTEM_HEADERS): New.
10567         (preprocess_file): Make static.  Update for cpplib.
10568         (c_common_decode_option): Remove warn_multichar.  Use in_fname.
10569         (c_common_post_options): Set some cpp options here.
10570         (c_common_init): Move from c-common.c.
10571         * cppinit.c (cpp_post_options): Don't canonicalize in_fname.
10572         * cpplib.h (struct cpp_options): Remove in_fname.
10573         (cpp_preprocess_file): Update.
10574         * cppmain.c (cpp_preprocess_file): Update for new prototypes.
10576 2002-08-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
10578         * config.gcc (mips*-*-netbsd*): Include ${tm_file}.
10580 2002-08-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
10582         * i370.h (TARGET_CPU_CPP_BUILTINS): Remove spurious trailing
10583         backslash in comment preceeding macro definition.
10584         * i370/linux.h (TARGET_OS_CPP_BUILTINS): Likewise.
10585         * i370/mvs.h (TARGET_OS_CPP_BUILTINS): Likewise.
10586         * i370/oe.h (TARGET_OS_CPP_BUILTINS): Likewise.
10588 2002-08-12  Hans-Peter Nilsson  <hp@bitrange.com>
10590         * expr.c (store_expr): In condition for checking if value is
10591         generated in TARGET, move call to expr_size last.
10593 2002-08-11  Neil Booth  <neil@daikokuya.co.uk>
10595         * c-common.c (c_common_init): Call preprocess_file instead.
10596         (c_common_finish): Move to c-opts.c.
10597         * c-common.h (preprocess_file): new.
10598         * c-opts.c (out_fname, out_stream, deps_append, preprocess_file,
10599         check_deps_environment_vars, c_common_finish): New.
10600         (c_common_decode_option): Update for out_fname and dependencies.
10601         * cppinit.c (init_dependency_output, output_deps): Remove.
10602         (cpp_destroy): Update prototype.
10603         (cpp_add_dependency_target): New.
10604         (cpp_read_main_file): Don't overlay a buffer.
10605         (cpp_finish): Take a deps output stream and write deps to it.
10606         Return the error count.
10607         (cpp_post_options): Don't canonicalize out_fname, or do anything
10608         with dependencies.
10609         * cpplib.h (struct cpp_options): Remove out_fname and
10610         preprocess_only.
10611         (cpp_add_dependency_target): New.
10612         (cpp_destroy, cpp_finish, cpp_preprocess_file): Update.
10613         * cppmain.c (cpp_preprocess_file): Update prototype.  Don't
10614         set preprocess_only.  Don't handle the output stream directly.
10616 2002-08-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
10618         * dsp16xx.c (print_operand): Fix format specifier.
10619         * dsp16xx.md: Avoid automatic aggregate initialization.
10620         * frv.h (REG_CLASS_FROM_LETTER): Avoid char as array index.
10621         * h8300.c (emit_a_rotate, h8300_adjust_insn_length): Avoid U
10622         integer constant modifier.
10623         * ip2k.c (ip2k_set_compare): Avoid signed/unsigned warning.
10624         * mmix-protos.h (mmix_use_simple_return): Move outside TREE_CODE
10625         guards.
10626         * sh/netbsd-elf.h (FUNCTION_PROFILER): Fix format specifier.
10627         * v850.c (v850_select_section): Mark parameter with
10628         ATTRIBUTE_UNUSED.
10629         * global.c (global_alloc): Const-ify.
10630         * ra-colorize.c (hardregset_to_string): Fix format specifier.
10632 2002-08-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
10634         * darwin-c.c (darwin_pragma_options): Const-ify.
10635         * darwin.c (machopic_non_lazy_ptr_name,
10636         machopic_validate_stub_or_non_lazy_ptr): Likewise.
10637         (machopic_indirect_data_reference): Wrap variables in macros
10638         controlling their use.
10639         (machopic_finish, update_non_lazy_ptrs, update_stubs): Const-ify.
10640         (machopic_select_section): Use parentheses around && within ||.
10641         * i386/darwin.h (ASM_OUTPUT_ALIGN): Avoid ambiguous-else.
10643 2002-08-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
10645         * ip2k.c (mdr_resequence_xy_yx, mdr_propagate_reg_equivs,
10646         mdr_try_move_dp_reload, ip2k_check_can_adjust_stack_ref,
10647         ip2k_adjust_stack_ref, mdr_try_move_pushes, mdr_try_propagate_clr,
10648         ip2k_xexp_not_uses_reg_for_mem, mdr_try_propagate_move,
10649         mdr_try_remove_redundant_insns, track_w_reload,
10650         mdr_try_wreg_elim): Make function static to match prototype.
10651         * mmix.c (mmix_target_asm_function_epilogue): Likewise.  Mark
10652         parameter with ATTRIBUTE_UNUSED.
10654 2002-08-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
10656         * arc.c (arc_init): Don't use ISO C style function definitions.
10657         * arm.c (count_insns_for_constant, thumb_far_jump_used_p,
10658         arm_get_strip_length, arm_strip_name_encoding): Likewise.
10659         * avr.h (progmem_section): Likewise.
10660         * h8300.c h8300_asm_insn_count): Likewise.
10661         * m32r.c (init_idents): Likewise.
10662         * s390.c (s390_split_branches, s390_chunkify_pool): Likewise.
10663         * sh.c (sh_cfun_interrupt_handler_p): Likewise.
10664         * xtensa.c (xtensa_build_va_list): Likewise.
10666 2002-08-11  Neil Booth  <neil@daikokuya.co.uk>
10668         * c-common.h (enum c_language_kind): Emphasize that clk_c is 0.
10669         * c-opts.c (parse_option): Rename find_opt.
10670         (set_std_c99): New function.
10671         (COMMAND_LINE_OPTIONS): Handle -remap and -o.  Remove OPT_std_bad.
10672         (missing_arg): Remove OPT_std_bad.  Handle -o.
10673         (c_common_decode_option): Handle input and output file names,
10674         -o and -remap.  Clean up -std= handling.
10675         * cppinit.c (COMMAND_LINE_OPTIONS): Remove OPT_o and OPT_remap.
10676         (cpp_handle_option): Similarly.  Don't handle filenames.
10678 Sun Aug 11 14:43:17 CEST 2002  Jan Hubicka  <jh@suse.cz>
10680         * i386.c (classify_argument): Fix computing of field's offsets.
10682 2002-08-11  Andreas Jaeger  <aj@suse.de>
10684         PR target/7531:
10685         * doc/invoke.texi (i386 and x86-64 Options): Document -mcmodel.
10687 2002-08-10  Ziemowit Laski  <zlaski@apple.com>
10689         * config/alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Replace
10690         reference to clk_objective_c with flag_objc.
10691         * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS):
10692         Likewise.
10693         * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Likewise.
10695 2002-08-10  Neil Booth  <neil@daikokuya.co.uk>
10697         * c-opts.c (set_std_cxx98, set_std_c89): New.
10698         (COMMAND_LINE_OPTIONS): Move more from cppinit.c.
10699         (c_common_decode_option): Handle new switches from cppinit.c.
10700         Add -std=gnu++98.
10701         * cppinit.c (set_lang): Rename cpp_set_lang.  Export.
10702         (no_arg, no_num): Remove.
10703         (COMMAND_LINE_OPTIONS): Move more to c-opts.c.  Drop all lang-
10704         switches apart from -lang-objc and lang-asm.
10705         (cpp_handle_option): Similarly.
10706         * cpplib.h (cpp_set_lang): New.
10707         * doc/cppopts.texi, doc/invoke.texi: Document -std=c++98,
10708         -std=gnu++98.
10709         * objc/lang-specs.h: Remove -ansi.
10711 Sat Aug 10 19:59:43 CEST 2002  Jan Hubicka  <jh@suse.cz>
10712                                Graham Stott
10714         * cfg.c (redirect_edge_succ_nodup): Avoid overflows due to roundoff
10715         errors.
10717 2002-08-10  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
10719         * emit-rtl.c (emit_jump_insn_before, emit_call_insn_before,
10720         emit_jump_insn): Fix uninitialized variable.
10721         * gcov.c (init_line_info): Likewise.
10722         * genautomata.c (transform_3): Add braces around ambiguous
10723         else.
10724         * ifcvt.c (cond_exec_process_insns): Mark parameter with
10725         ATTRIBUTE_UNUSED.
10726         * ra-build.c (parts_to_webs_1): Fix uninitialized variable.
10727         * regrename.c (copyprop_hardreg_forward): Fix uninitialized
10728         variable.
10730         * gengtype.c (write_gc_structure_fields): Avoid signed/unsigned
10731         warnings in output files.
10733 2002-08-09  Ziemowit Laski  <zlaski@apple.com>
10735         * c-common.c (flag_objc): New.
10736         * c-common.h (c_language_kind): Get rid of clk_objective_c
10737         enum value.
10738         (flag_objc): New extern declaration.
10739         * c-decl.c (implicitly_declare): Call objc_check_decl
10740         instead of maybe_objc_check_decl.
10741         (finish_decl): Likewise.
10742         (grokfield): Likewise.
10743         (finish_struct): Likewise.
10744         * c-lang.c (maybe_objc_check_decl): Rename to objc_check_decl.
10745         (maybe_objc_comptypes): Rename to objc_comptypes.
10746         (maybe_building_objc_message_expr): Rename to
10747         objc_message_selector.
10748         * c-lex.c (lex_charconst): Remove uses of clk_objective_c,
10749         replace with flag_objc as needed.
10750         * c-opts.c (c_common_init_options): Likewise.
10751         (c_common_decode_option): Likewise.
10752         * c-parse.in (init_reswords): Likewise.
10753         * c-tree.h (maybe_objc_check_decl): Rename to objc_check_decl.
10754         (maybe_objc_comptypes): Rename to objc_comptypes.
10755         (maybe_building_objc_message_expr): Rename to
10756         objc_message_selector.
10757         * c-typeck.c (comptypes): Call objc_comptypes instead of
10758         maybe_objc_comptypes, and/or objc_message_selector instead of
10759         maybe_building_objc_message_expr.
10760         (comp_target_types): Likewise.
10761         (convert_for_assignment): Likewise.
10762         (warn_for_assignment): Likewise.
10763         * cppinit.c (init_builtins): Set __OBJC__ manifest constant
10764         independently of those for other languages.
10765         * objc/objc-act.c (maybe_objc_comptypes): Delete.
10766         (maybe_objc_check_decl): Delete.
10767         (maybe_building_objc_message_expr): Rename to
10768         objc_message_selector.
10769         * objc/objc-lang.c (objc_init_options): Use clk_c instead of
10770         clk_objective_c; set flag_objc flag.
10772 2002-08-09  Toshiyasu Morita  <toshiyasu.morita@hsa.hitachi.com>
10774         * ifcvt.c (find_if_case_2): Test correct basic block for size.
10776 2002-08-09  Dale Johannesen  <dalej@apple.com>
10778         * config/rs6000/rs6000.md: Add sibcall patterns.
10779         * config/rs6000/rs6000.h (FUNCTION_OK_FOR_SIBCALL):  Define.
10780         * config/rs6000/rs6000.c (rs6000_ra_ever_killed):
10781         Rewritten to handle sibcalls.
10782         * config/rs6000/rs6000.c (function_ok_for_sibcall):  New.
10783         * config/rs6000/rs6000-protos.h (function_ok_for_sibcall):  New.
10785 2002-08-08  Nathan Sidwell  <nathan@codesourcery.com>
10787         * profile.c (da_file_name): New static var.
10788         (init_branch_prob): Initialize it.
10789         (end_branch_prob): Remove da file.
10791         * Makefile.in (stage1_build): Pass empty COVERAGE_FLAGS.
10792         * configure.in (coverage_flags): Default to nothing.
10793         * configure: Rebuilt.
10795 2002-08-09  Neil Booth  <neil@daikokuya.co.uk>
10797         * Makefile.in (c-opts.o): Update
10798         * c-opts.c: Include intl.h.
10799         (print_help): Move from cppinit.c.  Remove unused options.
10800         (COMMAND_LINE_OPTIONS): Move more from cppinit.c.
10801         (missing_arg): Complain for switches without an argument.
10802         (c_common_decode_option): Reject missing joined arguments.
10803         Handle new switches from cppinit.c.
10804         * cppinit.c (COMMAND_LINE_OPTIONS): Move some switches to c-opts.c.
10805         (cpp_handle_option): Similarly.
10806         (print_help): Moved to c-opts.c.
10807         * cpplib.h (struct cpp_options): Remove help_only.
10808         * gcc.c (cpp_unique_options): Remove -$.
10809         * doc/cppopts.texi: Undocument -h.
10811 2002-08-08  Jakub Jelinek  <jakub@redhat.com>
10813         * config/i386/i386.c (legitimate_constant_p): UNSPEC_TP is not
10814         legitimate constant.
10815         (legitimate_pic_operand_p): Neither pic operand.
10816         (legitimate_address_p): But legitimate address.
10817         (get_thread_pointer): Generate MEM/u instead of CONST around
10818         UNSPEC_TP.
10819         (print_operand): Remove printing of UNSPEC_TP.
10820         (print_operand_address): And print it here.
10822 2002-08-08  Devang Patel  <dpatel@apple.com>
10824         * objc/objc-act.c (build_selector_translation_table): Issue warning,
10825         when  -Wselector is used,if method for which selector is being
10826         created does not exist.
10828 2002-08-08  Stephen Clarke <stephen.clarke@superh.com>
10830         * config/sh/sh.c (prepare_move_operands): Only call
10831         target_reg_operand if TARGET_SHMEDIA.
10833 2002-08-08  Jakub Jelinek  <jakub@redhat.com>
10835         * config/rs6000/rs6000.h, config/rs6000/aix.h,
10836         config/rs6000/darwin.h, config/rs6000/linux64.h: Revert last
10837         two patches.
10838         * config/rs6000/sysv4.h: Likewise, remove #undef ADJUST_FIELD_ALIGN.
10840 2002-08-08  Lars Brinkhoff  <lars@nocrew.org>
10841             Richard Henderson  <rth@redhat.com>
10843         * emit-rtl.c (gen_rtx_REG): After reload, only return
10844         frame_pointer_rtx or hard_frame_pointer_rtx if frame_pointer_needed.
10846 2002-08-08  Jakub Jelinek  <jakub@redhat.com>
10848         * config/rs6000/rs6000-protos.h (rs6000_field_alignment): Remove.
10849         * config/rs6000/rs6000.c (rs6000_field_alignment): Move...
10850         * config/rs6000/rs6000.h (ADJUST_FIELD_ALIGN): ...inline into the
10851         macro.
10853 2002-08-08  Adam Nemet  <anemet@lnxw.com>
10855         * config/arm/arm.c (thumb_unexpanded_epilogue): Stack the PIC
10856         register.
10857         (thumb_expand_prologue): Likewise.
10858         (thumb_output_function_prologue): Likewise.
10859         * config/arm/arm.h (THUMB_INITIAL_ELIMINATION_OFFSET): Account for
10860         the additional push of the PIC register.
10862 2002-08-08  Nathan Sidwell  <nathan@codesourcery.com>
10864         * configure.in (enable_coverage): New enable switch.
10865         * configure: Rebuilt.
10866         * Makefile.in (COVERAGE_FLAGS, coverageexts): New variables.
10867         (INTERNAL_CFLAGS): Append COVERAGE_FLAGS.
10868         (ALL_FLAGS): Reorder so INTERNAL_CFLAGS comes after CFLAGS.
10869         (mostlyclean): Remove coverage files.
10870         * doc/install.texi: Document enable_coverage.
10872         * cp/Make-lang.in (c++.mostlyclean): Remove coverage files.
10873         * ada/Make-lang.in (ada.mostlyclean): Remove coverage files.
10874         * f/Make-lang.in (f.mostlyclean): Remove coverage files.
10875         * java/Make-lang.in (java.mostlyclean): Remove coverage files.
10876         * objc/Make-lang.in (objc.mostlyclean): Remove coverage files.
10877         * treelang/Make-lang.in (treelang.mostlyclean): Remove coverage
10878         files.
10880 2002-08-08  Neil Booth  <neil@daikokuya.co.uk>
10882         * c-opts.c (cpp_opts): New.
10883         (COMMAND_LINE_OPTIONS): Add switches from cppinit.c.
10884         (c_common_decode_options): Handle cpplib switches.
10885         (c_common_init_options): Set cpp_opts.
10886         * cppinit.c (COMMAND_LINE_OPTIONS): Move some switches to c-opts.c.
10887         (cpp_handle_option): Similarly.
10889 2002-08-08  David Edelsohn  <edelsohn@gnu.org>
10891         * config/rs6000/aix.h (TARGET_ALTIVEC): Define to 0.
10892         (TARGET_ALTIVEC_ABI): Same.
10893         (TARGET_ALTIVEC_VRSAVE): Same.
10895         * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Check
10896         icode not CODE_FOR_nothing.  Change switch to if.
10898 2002-08-08  Alan Modra  <amodra@bigpond.net.au>
10900         * config/rs6000/rs6000.h (ASM_CPU_SPEC): Pass -mpower4 when cpu=power4.
10902 2002-08-08  Jakub Jelinek  <jakub@redhat.com>
10904         * stor-layout.c (place_union_field): For bitfields if
10905         PCC_BITFIELD_TYPE_MATTERS and TYPE_USER_ALIGN, set record's
10906         TYPE_USER_ALIGN.
10908 2002-08-07  John David Anglin  <dave@hiauly1.hia.nrc.ca>
10910         * pa.c (struct deferred_plabel): Constify name field.
10912 2002-08-07  Neil Booth  <neil@daikokuya.co.uk>
10914         * cppmacro.c (_cpp_builtin_macro_text): Remove unused variable.
10916 2002-08-07  John David Anglin  <dave@hiauly1.hia.nrc.ca>
10918         * configure.in (PREFIX_INCLUDE_DIR): Don't define if prefix and
10919         local_prefix are the same.
10920         * configure: Rebuilt.
10922 2002-08-07  Jakub Jelinek  <jakub@redhat.com>
10923             Richard Henderson  <rth@redhat.com>
10925         * stor-layout.c (place_union_field): Apply ADJUST_FIELD_ALIGN
10926         to type_align when PCC_BITFIELD_TYPE_MATTERS.  Only apply
10927         ADJUST_FIELD_ALIGN if not DECL_USER_ALIGN resp. TYPE_USER_ALIGN.
10928         (place_field): Likewise.
10929         * config/i386/i386.c (x86_field_alignment): Don't check
10930         DECL_USER_ALIGN here.
10931         * config/rs6000/rs6000.c (rs6000_field_alignment): New.
10932         * config/rs6000/rs6000-protos.h (rs6000_field_alignment): New
10933         prototype.
10934         * config/rs6000/rs6000.h (ADJUST_FIELD_ALIGN): Define.
10935         * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Remove.
10936         * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Remove.
10937         * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Remove.
10938         * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Remove.
10939         * doc/tm.texi (ADJUST_FIELD_ALIGN): Update description.
10941 2002-08-07  Neil Booth  <neil@daikokuya.co.uk>
10943         * Makefile.in (c-opts.o, c-common.o, C_AND_OBJC_OBJS): Update.
10944         * c-common.c: Don't include tree-inline.h.
10945         (c_common_init_options, c_common_post_options): Move to c-opts.c.
10946         * c-common.h (c_common_decode_option): New.
10947         * c-decl.c (c_decode_option): Remove.
10948         * c-lang.c (LANG_HOOKS_DECODE_OPTION): Use c_common_decode_option.
10949         * c-opts.c: New file.
10950         * c-tree.h (c_decode_option): Remove.
10951         * doc/passes.texi: Update.
10952         * objc/objc-act.c (objc_decode_option): Remove.
10953         * objc/objc-act.h (objc_decode_option): Remove.
10954         * objc/ojbc-lang.c (LANG_HOOKS_DECODE_OPTION): Use
10955         c_common_decode_option.
10957 2002-08-07  Chris Demetriou  <cgd@broadcom.com>
10959         * config/mips/mips.md (sunlt_sf, suneq_sf, sunle_sf): Remove
10960         dependency on TARGET_DOUBLE_FLOAT.
10962 2002-08-07  Stephen Clarke <stephen.clarke@superh.com>
10964         * config/sh/lib1funcs.asm (GCC_shcompact_incoming_args): Don't
10965         overwrite callee-save registers.  Fix comment.
10967 2002-08-06  Chris Demetriou  <cgd@broadcom.com>
10969         * config/mips/mips.c (override_options): Set MASK_BRANCHLIKELY
10970         in target_flags based on ISA, if it was not set on the command
10971         line.  Warn if MASK_BRANCHLIKLEY is set but the ISA does not
10972         support Branch Likely instructions.
10973         * config/mips/mips.h (MASK_BRANCHLIKLEY): New macro.
10974         (TARGET_BRANCHLIKELY): Likewise.
10975         (TARGET_SWITCHES): Add -mbranch-likely and -mno-branch-likely.
10976         (GENERATE_BRANCHLIKELY): Use TARGET_BRANCHLIKELY rather than
10977         ISA_HAS_BRANCHLIKELY.
10978         (ISA_HAS_BRANCHLIKELY): Do not include MIPS16 check.
10979         * doc/invoke.texi: Document new MIPS -mbranch-likely and
10980         -mno-branch-likely options.
10982 2002-08-06  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
10984         * ip2k.c (ip2k_set_compare): Add missing iteration variable.
10986         * Makefile.in (dummy-conditions.o): Depend on $(HCONFIG_H) not
10987         $(GCONFIG_H).
10989 2002-08-06  Aldy Hernandez  <aldyh@redhat.com>
10991         * c-decl.c (duplicate_decls): Error out for incompatible TLS
10992         declarations.
10994         * testsuite/gcc.dg/tls/diag-3.c: New.
10996 2002-08-06  Dale Johannesen  <dalej@apple.com>
10998         * c-common.c (fname_decl): Use line number 0 for
10999         __func__, to avoid confusing debuggers.
11001 2002-08-06  Nathan Sidwell  <nathan@codesourcery.com>
11003         * gcov.c: Tidy.
11004         (struct line_info, struct coverage): New structures.
11005         (gcov_file_name, gcov_file): Remove globals.
11006         (output_data): Take source file parameter. Fix memory leak. Break
11007         up into ...
11008         (init_line_info, output_line_info, make_gcov_file_name,
11009         accumulate_branch_counts): ... here.
11010         (calculate_branch_probs, function_summary): Adjust.
11011         (main): Adjust.
11012         (function_*): Remove global variables.
11014 2002-08-06  Neil Booth  <neil@daikokuya.co.uk>
11016         * dwarf2out.c: Remove unused macros.
11018 2002-08-06  Neil Booth  <neil@daikokuya.co.uk>
11020         * function.c (TRAMPOLINE_ALIGNMENT): Always defined.
11022 2002-08-06  Neil Booth  <neil@daikokuya.co.uk>
11024         * cppinit.c (struct lang_flags): Rename trigraphs std.
11025         (set_lang): Update.
11026         * cpplib.h (struct cpp_options): New member std.
11027         * cppmacro.c (_cpp_builtin_macro_text): Use std.
11028         (collect_args): Flag whether to swallow a possible future
11029         comma pasted with varargs.
11030         (replace_args): Use this flag.
11031         * doc/cpp.texi: Update varargs extension documentation.
11033 2002-08-06  Jakub Jelinek  <jakub@redhat.com>
11035         * config/i386/mmintrin.h (__m64): Make the type 64-bit aligned.
11037 2002-08-06  Jakub Jelinek  <jakub@redhat.com>
11039         * config/i386/i386.c (x86_field_alignment): Apply min for all MODE_INT
11040         and MODE_CLASS_INT modes.
11042 2002-08-06  Jakub Jelinek  <jakub@redhat.com>
11044         * config.gcc (*-*-linux*): Default to --enable-threads=posix if no
11045         --{enable,disable}-threads is given to configure.
11046         (alpha*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux*,
11047         x86_64-*-linux*, ia64*-*-linux*, m68k-*-linux*, mips*-*-linux*,
11048         powerpc-*-linux-gnualtivec*, powerpc-*-linux*, s390-*-linux*,
11049         s390x-*-linux*, sh-*-linux*, sparc-*-linux*, sparc64-*-linux*):
11050         Remove thread_file setting here.
11052 2002-08-06  David Edelsohn  <edelsohn@gnu.org>
11054         * doc/install.texi (Binaries): Update Bull Freeware URL.
11056 2002-08-06  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
11058         * doc/gcc.texi (Top): Rename Index to Keyword Index.
11060 2002-08-05  Nathan Sidwell  <nathan@codesourcery.com>
11062         * gcov.c (output_data): Round to % to nearest, tweak formatting.
11064 2002-08-05  Jakub Jelinek  <jakub@redhat.com>
11066         * fold-const.c (associate_trees): Only optimize NEGATE_EXPR in one
11067         of the operands into MINUS_EXPR if code is PLUS_EXPR.
11069 2002-08-05  Douglas B Rupp  <rupp@gnat.com>
11071         * config.gcc (i[34567]86-*-interix*): Replace interix.o with winnt.o
11072         * config/i386/i386-interix.h (TARGET_NOP_FUN_DLLIMPORT,
11073         drectve_section): Define.
11074         * config/i386/t-interix: Replace interix.o rule with winnt.o.
11075         * config/i386/interix.c: Remove.
11077 2002-08-05  Geoffrey Keating  <geoffk@redhat.com>
11079         * attribs.c: Don't include obstack.h.
11080         * builtins.c: Likewise.
11081         * cfganal.c: Likewise.
11082         * cfgbuild.c: Likewise.
11083         * cfgcleanup.c: Likewise.
11084         * emit-rtl.c: Likewise.
11085         * loop.c: Likewise.
11086         * stmt.c: Likewise.
11088         * Makefile.in (s-gtype): Re-add dependency on $(GTFILES).
11090 2002-08-05  Gabriel Dos Reis  <gdr@nerim.net>
11092         * doc/c-tree.texi (Expression trees): Document VA_ARG_EXPR
11094 2002-08-04  Chris Demetriou  <cgd@broadcom.com>
11096         * doc/invoke.texi: Remove duplicated paragraph describing
11097         TARGET_SWITCHES.
11099 2002-08-04  Geoffrey Keating  <geoffk@redhat.com>
11101         * Makefile.in (sdbout.o): Doesn't need $(OBSTACK_H).
11102         * collect2.h (permanent_obstack): Delete declaration.
11103         * collect2.c (permanent_obstack): Delete definition.
11104         (main): Don't initialize permanent_obstack.  Use xstrdup instead.
11105         * expr.c: Don't include obstack.h.
11106         (permanent_obstack): Delete declaration.
11107         * function.c: Don't include obstack.h.
11108         (permanent_obstack): Delete declaration.
11109         * integrate.c: Don't include obstack.h.
11110         (function_maybepermanent_obstack): Delete declaration.
11111         * print-tree.c (debug_tree): Use x*alloc not permalloc.
11112         * sdbout.c (gen_fake_label): Use x*alloc not permalloc.
11113         * tlink.c (pfgets): Use xstrdup not permanent_obstack.
11114         * toplev.c (lang_independent_init): Rename init_obstacks to init_ttree.
11115         * tree.h: Rename init_obstacks to init_ttree.  Remove declarations
11116         of permalloc, expralloc, perm_calloc.
11117         * tree.c (permanent_obstack): Delete definition.
11118         (init_ttree): Rename from init_obstacks.
11119         (permalloc): Delete.
11120         (perm_calloc): Delete.
11121         (dump_tree_statistics): Don't print information about
11122         permanent_obstack.
11123         * varasm.c (assemble_start_function): Use xstrdup instead of
11124         permalloc/strcpy.
11125         (assemble_variable): Likewise.
11126         * config/alpha/alpha.c (unicosmk_need_dex): Use xmalloc instead of
11127         permalloc.
11128         (unicosmk_add_extern): Likewise.
11129         * config/c4x/c4x.c (c4x_external_ref): Likewise.
11130         (c4x_global_label): Likewise.
11131         * config/frv/frv.c (frv_encode_section_info): Likewise.
11132         * config/i386/winnt.c (i386_pe_record_external_function): Likewise.
11133         (i386_pe_record_exported_symbol): Likewise.
11134         * config/mips/mips.c (mips_output_external): Likewise.
11135         (mips_output_external_libcall): Likewise.
11136         * config/pa/pa.c: (permanent_obstack): Delete declaration.
11137         (output_call): Use ggc_strdup instead of allocating on
11138         permanent_obstack.
11139         * config/romp/romp.c: Include ggc.h.
11140         (get_symref): Don't declare permanent_obstack, use ggc_strdup
11141         intead of permanent_obstack.
11142         * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use concat
11143         instead of permalloc.
11144         * config/rs6000/rs6000.c (rs6000_gen_section_name): Use xmalloc
11145         instead of permalloc
11146         * config/rs6000/xcoff.h (ASM_OUTPUT_EXTERNAL): Use concat
11147         instead of permalloc.
11148         * config/vax/vax.c (vms_check_external): Use xmalloc instead of
11149         permalloc.
11151 2002-08-04  Bernd Schmidt  <bernds@redhat.com>
11153         Contribute a port developed primarily by Michael Meissner,
11154         Catherine Moore, and Richard Sandiford <rsandifo@redhat.com>.
11155         * config.gcc: Add frv-elf target.
11156         * config/frv/cmovd.c: New file.
11157         * config/frv/cmovh.c: New file.
11158         * config/frv/cmovw.c: New file.
11159         * config/frv/frv-abi.h: New file.
11160         * config/frv/frv-asm.h: New file.
11161         * config/frv/frv-modes.def: New file.
11162         * config/frv/frv-protos.h: New file.
11163         * config/frv/frv.c: New file.
11164         * config/frv/frv.h: New file.
11165         * config/frv/frv.md: New file.
11166         * config/frv/frvbegin.c: New file.
11167         * config/frv/frvend.c: New file.
11168         * config/frv/lib1funcs.asm: New file.
11169         * config/frv/media.h: New file.
11170         * config/frv/modi.c: New file.
11171         * config/frv/t-frv: New file.
11172         * config/frv/uitod.c: New file.
11173         * config/frv/uitof.c: New file.
11174         * config/frv/ulltod.c: New file.
11175         * config/frv/ulltof.c: New file.
11176         * config/frv/umodi.c: New file.
11177         * config/frv/xm-frv.h: New file.
11179         * config/frv/media.h: Removed again.
11181 2002-08-04  Nathan Sidwell  <nathan@codesourcery.com>
11183         * gcov.c (bb_file_time): New static variable.
11184         (object_directory): May also be object file.
11185         (preserve_paths): New static variable.
11186         (print_usage): Adjust.
11187         (options): Adjust.
11188         (process_args): Adjust.
11189         (open_files): Simplify. Cope when OBJECT_DIRECTORY is an object
11190         file. Find modification date on bb file.
11191         (read_profile): Don't rewind a NULL file.
11192         (format_hwint): New static function.
11193         (function_summary): Use format_hwint.
11194         (output_data): SOURCE_FILE_NAME is never relative to
11195         OBJECT_DIRECTORY. Use format_hwint. Adjust gcov file name
11196         mangling. Adjust output format to make it more machine readable.
11197         * doc/gcov.texi: Document & clarify semantics.
11199 2002-08-04  Joseph S. Myers  <jsm@polyomino.org.uk>
11201         * doc/include/gcc-common.texi (version-GCC): Increase to 3.3.
11203 2002-08-04  Nathan Sidwell  <nathan@codesourcery.com>
11205         * gcc.c (cc1_options): Pass output file as auxbase when
11206         appropriate.
11207         * profile.c (init_branch_prob): FILENAME has already had ending
11208         stripped.
11209         * final.c (end_final): Likewise.
11210         * toplev.c (aux_base_name): New global.
11211         (compile_file): Pass aux_base_name to init init_branch_prob and
11212         end_final.
11213         (independent_decode_option, case 'a'): New auxinfo options.
11214         (case 'd'): Protect against mising basename.
11215         (do_compile): Initialize aux_base_name.
11216         * toplev.h (aux_base_name): New global.
11217         * doc/invoke.texi: Adjust documentation.
11219 2002-08-04  Nathan Sidwell  <nathan@codesourcery.com>
11221         * config/i386/i386.c (x86_field_alignment): Remove duplicate test
11222         of TARGET_ALIGN_DOUBLE.
11224 2002-08-04  Gabriel Dos Reis  <gdr@nerim.net>
11226         * diagnostic.c (inform): New function.
11227         * diagnostic.h (inform): Declare.
11229 2002-08-03  David Edelsohn  <edelsohn@gnu.org>
11231         * config/rs6000/rs6000.md (movsi_internal1): Add nop mnemonic.
11232         (movhi_internal): Same.
11233         (movqi_internal): Same.
11234         (movdi_internal64): Same.
11236         * config/rs6000/t-ppccomm (MULTILIB_MATCHES_FLOAT): Add mcpu=405.
11238         * config/rs6000/xcoff.h (SKIP_ASM_OP): Define.
11239         (ASM_OUTPUT_SKIP): Use it.  SIZE unsigned.
11240         (COMMON_ASM_OP): Define.
11241         (ASM_OUTPUT_ALIGNED_COMMON): Use it.  SIZE unsigned.
11242         Use ALIGN parameter.
11243         (LOCAL_COMMON_ASM_OP): Define.
11244         (ASM_OUTPUT_LOCAL): Use it.  SIZE unsigned.
11246 2002-08-03  Roger Sayle  <roger@eyesopen.com>
11248         * builtins.def: Define new builtin functions exp, expf, expl,
11249         log, logf and logl (and their __builtin_* variants).
11250         * optabs.h (enum optab_index): Add new OTI_exp and OTI_log.
11251         Define exp_optab and log_optab.
11252         * optabs.c (init_optans): Initialize exp_optab and log_optab.
11253         * genopinit.c (optabs): Implement exp_optab and log_optab
11254         using exp?f2 and log?f2 patterns.
11255         * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_EXP*
11256         and BUILT_IN_LOG* using exp_optab and log_optab respectively.
11257         (expand_builtin): Ignore the new builtins (and all cos and
11258         sin variants) when not optimizing.  Expand new builtins via
11259         expand_builtin_mathfn when flag_unsafe_math_optimizations.
11261         * doc/extend.texi: Document new exp and log builtins.
11262         * doc/md.texi: Document new exp?f2 and log?f2 patterns
11263         (and previously undocumented cos?f2 and sin?f2 patterns).
11265 2002-08-03  Jason Merrill  <jason@redhat.com>
11267         * explow.c (int_expr_size): New fn.
11268         * expr.c (expand_expr) [CONSTRUCTOR]: Use it.
11269         * expr.h: Declare it.
11271 2002-08-02  Krister Walfridsson  <cato@df.lth.se>
11273         * Makefile.in (gengtype-lex.o, gengtype-yacc.o): Add path to
11274         gengtype-* dependencies.
11276 2002-08-02  Eric Christopher  <echristo@redhat.com>
11278         * config.gcc (mips*-*-linux*): Fix ordering of tm_file.
11279         * config/mips/mips.h (READONLY_DATA_SECTION_ASM_OP): Change
11280         #ifndef to #undef.
11281         (TARGET_MEM_FUNCTIONS): Define instead of define to 1.
11283 2002-08-02  David Edelsohn  <edelsohn@gnu.org>
11285         PR optimize/7067
11286         * config/rs6000/rs6000.h (RTX_COSTS): Artificially make MULT
11287         small if optimizing for size.
11289 2002-08-02  Daniel Jacobowitz  <drow@mvista.com>
11291         * configure.in (FORBUILD): Use $build_alias.
11292         * configure: Regenerated.
11294 2002-08-02  Richard Sandiford  <rsandifo@redhat.com>
11296         * config.gcc: Don't include mips/abi64.h in $tm_file.
11297         * hard-reg-set.h (call_really_used_regs): Declare.
11298         * config/mips/abi64.h: Remove file.
11299         * config/mips/linux.h,
11300         * config/mips/iris6.h: Don't include it.
11301         * config/mips/mips-protos.h (mips_conditional_register_usage): Declare.
11302         * config/mips/mips.h (CONDITIONAL_REGISTER_USAGE): Use it.
11303         (REG_PARM_STACK_SPACE, STACK_BOUNDARY, STRICT_ARGUMENT_NAMING,
11304         FUNCTION_ARG_PASS_BY_REFERENCE, FUNCTION_ARG_PADDING,
11305         FUNCTION_ARG_CALLEE_COPIES, MUST_PASS_IN_STACK, MIPS_STACK_ALIGN):
11306         Bring across definitions from abi64.h.
11307         (GP_ARG_LAST, FP_ARG_LAST): Use MAX_ARGS_IN_REGISTERS.
11308         (BIGGEST_MAX_ARGS_IN_REGISTERS): New.
11309         (struct mips_args): Use it.
11310         * config/mips/mips.c (mips_conditional_register_usage): Define.
11312 2002-08-02  Jason Merrill  <jason@redhat.com>
11314         * langhooks-def.h (LANG_HOOKS_EXPR_SIZE): New macro.
11315         * langhooks.c (lhd_expr_size): Define default.
11316         * langhooks.h (struct lang_hooks): Add expr_size.
11317         * explow.c (expr_size): Call it.
11318         * expr.c (store_expr): Don't copy an expression of size zero.
11319         (expand_expr) [CONSTRUCTOR]: Use expr_size to calculate how much
11320         to store.
11321         * Makefile.in (builtins.o): Depend on langhooks.h.
11323 2002-08-02  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
11325         * Makefile.in (ra-debug.o): Depend on $(TM_P_H).
11326         * ra-debug.c: Include "tm_p.h".
11327         * ra-rewrite.c (is_partly_live_1): Change return type to bool.
11329 2002-08-02  Toon Moene  <toon@moene.indiv.nluug.nl>
11331         * simplify-rtx.c (simplify_binary_operation): x * 1 is allowed
11332         when not honoring signalling NaNs.
11333         (simplify_ternary_operation): a == b has a definite value
11334         when not honoring NaNs.
11336 2002-08-02  Jason Merrill  <jason@redhat.com>
11338         * gdbinit.in (pct): New macro.
11340 2002-08-01  Stan Shebs  <shebs@apple.com>
11341             Andreas Tobler  <toa@pop.agri.ch>
11343         * ginclude/stddef.h (_BSD_SIZE_T_DEFINED_): Define if not defined,
11344         plays nice with Darwin headers.
11345         (_BSD_RUNE_T_DEFINED_): Likewise.
11347 2002-08-01  Zack Weinberg  <zack@codesourcery.com>
11349         * c-common.c (c_common_init): -Wtraditional also implies -Wlong-long.
11350         * cppinit.c (cpp_post_options): Likewise.
11352         * cppexp.c (cpp_classify_number): Suppress -Wtraditional
11353         warning about 'LL' suffix (but not 'ULL' etc) when
11354         -Wno-long-long is in effect.
11356         * cppmacro.c (_cpp_builtin_macro_text) [BT_TIME, BT_DATE]:
11357         Check for failing time()/localtime(), issue a warning, and
11358         make __TIME__ and __DATE__ expand to fallback strings.
11360         * doc/cpp.texi, doc/extend.texi: Document behavior of __DATE__
11361         and __TIME__ when the date and time cannot be determined.
11363 2002-08-02  Alan Modra  <amodra@bigpond.net.au>
11365         * config/rs6000/rs6000.c (output_cbranch): Hint differently for power4.
11367 2002-08-01  Daniel Jacobowitz  <drow@mvista.com>
11369         * Makefile.in ($(BUILD_PREFIX_1)ggc-none.o): Use $(GGC_H).
11371 2002-08-01  Chris Demetriou  <cgd@broadcom.com>
11373         * config.gcc (mipsisa64sb1-*-elf*): New configuration.
11374         (mipsisa64sb1el-*-elf*): Likewise.
11375         * config/mips/mips.c (mips_cpu_info_table): Add sb1.
11376         * config/mips/mips.h (processor_type): Add PROCESSOR_SB1.
11377         (TARGET_SB1, TUNE_SB1): New macros.
11378         * doc/invoke.texi: Add sb1 to documentation for MIPS -march and
11379         -mtune flags.
11381 2002-08-01  David Edelsohn  <edelsohn@gnu.org>
11383         * varasm.c (asm_emit_uninitialized): Return false if global BSS
11384         and ASM_EMIT_BSS not supported by target.
11385         (assemble_variable): Do not duplicate uninitialized logic.
11386         Fall through if asm_emit_uninitialized failed.
11388 2002-08-01  Chris Demetriou  <cgd@broadcom.com>
11390         * config/mips/mips.h (BRANCH_LIKELY_P): Remove unused macro.
11392 2002-08-02  Alan Modra  <amodra@bigpond.net.au>
11394         * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Define.
11395         (DBX_OUTPUT_LBRAC, DBX_OUTPUT_RBRAC): Define.
11397         * config/rs6000/rs6000.c (output_toc): Don't use lshift_double when
11398         HOST_BITS_PER_WIDE_INT == 64.
11400 2002-08-01  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
11402         * df.c (df_insn_table_realloc): Change parameter to unsigned.
11403         * optabs.c (expand_binop): Make variable unsigned.
11404         * simplify-rtx.c (simplify_subreg): Likewise.
11405         * unroll.c (unroll_loop): Cast to avoid signed/unsigned warnings.
11407 2002-08-01  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>
11409         * c-common.c (cb_register_builtins): Always define __GXX_ABI_VERSION.
11411 2002-08-01  Richard Henderson  <rth@redhat.com>
11413         * toplev.c (parse_options_and_default_flags): Don't set
11414         flag_reorder_blocks for -Os.
11416         * config/avr/avr.c (avr_optimization_options): Remove.
11417         * config/avr/avr.h (OPTIMIZATION_OPTIONS): Remove.
11418         * config/m68hc11/m68hc11.c (m68hc11_optimization_options): Remove.
11419         * config/m68hc11/m68hc11.h (OPTIMIZATION_OPTIONS): Remove.
11421 2002-08-01  H.J. Lu <hjl@gnu.org>
11422             Richard Henderson  <rth@redhat.com>
11424         * output.h (DECL_READONLY_SECTION): Remove.
11425         (decl_readonly_section): Declare.
11426         * varasm.c (decl_readonly_section): New.
11427         (default_section_type_flags, default_select_section): Use it.
11428         * config/arm/pe.c (arm_pe_unique_section): Likewise.
11429         * config/i386/interix.c (i386_pe_unique_section): Likewise.
11430         * config/i386/winnt.c (i386_pe_unique_section): Likewise.
11431         * config/mcore/mcore.c (mcore_unique_section): Likewise.
11432         * config/mips/mips.c (mips_unique_section): Likewise.
11434 2002-08-01  Richard Henderson  <rth@redhat.com>
11436         * integrate.c (copy_rtx_and_substitute): Squash MEM_EXPR when it
11437         refers to a subroutine parameter.
11439 2002-08-01  Jakub Jelinek  <jakub@redhat.com>
11441         * varasm.c (assemble_visibility): Strip name encoding.
11443 2002-08-01  Ian Dall  <ian@sibyl.beware.dropbear.id.au>
11445         * config/ns32k/ns32k.h (TARGET_IEEE_COMPARE): Correct earlier patch.
11446         (RETURN_ADDR_RTX): Cannot determine return address for FRAME > 0
11447         when there is no frame pointer.
11448         (INITIAL_FRAME_POINTER_OFFSET): Count stack space for saved fp
11449         registers properly.
11450         * config/ns32k/__unorddf2.c: New file.
11451         * config/ns32k/__unordsf2.c: New file.
11452         * config/ns32k/t-ns32k: New file.
11453         * config.gcc (ns32k-*-netbsd*): Use it.
11455 2002-08-01  Aldy Hernandez  <aldyh@redhat.com>
11457         * config/rs6000/rs6000.h (SPU_CONST_OFFSET_OK): Change to 0xff.
11459 2002-08-01  Neil Booth  <neil@daikokuya.co.uk>
11461         * c-common.c (__GXX_ABI_VERSION): Correct spelling.
11463 2002-08-01  Benjamin Kosnik  <bkoz@redhat.com>
11465         * c-common.c (cb_register_builtins): Set __GXX_ABI_VERSION__ to 102.
11467 2002-08-01  Richard Sandiford  <rsandifo@redhat.com>
11469         * config/mips/mips.md: Add [!]TARGET_MIPS16 to sgtu conditions.
11471 2002-08-01  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
11473         * gcse.c (expr_hash_table_size, n_exprs, set_hash_table_size,
11474         n_sets): Removed.
11475         (expr_hash_table, set_hash_table): Type changed to ...
11476         (struct hash_table): New type.
11477         (hash_scan_insn, hash_scan_set, hash_scan_clobber, hash_scan_call,
11478         insert_expr_in_table, insert_set_in_table, compute_hash_table,
11479         dump_hash_table, lookup_expr, lookup_set, compute_local_properties,
11480         compute_ae_gen, compute_ae_kill): Modified to pass the table explicitly.
11481         (alloc_set_hash_table, alloc_expr_hash_table): Merged to ...
11482         (alloc_hash_table): New.
11483         (free_set_hash_table, free_expr_hash_table): Merged to ...
11484         (free_hash_table): New.
11485         (compute_set_hash_table, compute_expr_hash_table): Merged to ...
11486         (compute_hash_table_work): New.
11487         (classic_gcse, one_classic_gcse_pass, compute_cprop_data,
11488         find_avail_set, one_cprop_pass, find_bypass_set, compute_pre_data,
11489         pre_edge_insert, pre_insert_copies, pre_delete, pre_gcse,
11490         one_pre_gcse_pass, compute_transpout, compute_code_hoist_vbeinout,
11491         hoist_code, one_code_hoisting_pass,
11492         trim_ld_motion_mems): Altered due to changed type of hash tables.
11494 2002-08-01  Zack Weinberg  <zack@codesourcery.com>
11496         * final.c (output_alternate_entry_point):
11497         If ASM_OUTPUT_TYPE_DIRECTIVE is defined, use it.
11499 2002-08-01  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
11501         * objc/objc-act.c (encode_complete_bitfield): Add prototype and
11502         avoid ISO C style function definition.
11504         * expr.c (expand_assignment): Delete unused variable.
11506 2002-08-01  Toon Moene  <toon@moene.indiv.nluug.nl>
11508         * c-common.c (cb_register_builtins): Set
11509         __FINITE_MATH_ONLY__ to 1 if -ffinite-math-only
11510         is given, and to 0 otherwise.
11511         * combine.c (simplify_if_then_else): HONOR_NANS
11512         implies FLOAT_MODE_P.
11514 2002-08-01  Neil Booth  <neil@daikokuya.co.uk>
11516         * cppinit.c (COMMAND_LINE_OPTIONS): Remove OPT_dollar.
11517         (cpp_handle_option): Don't handle it.
11518         (print_help): Update.
11519         * doc/cppopts.texi: Update.
11521 2002-08-01  Neil Booth  <neil@daikokuya.co.uk>
11523         * c-common.c (cb_register_builtins): If C++, define
11524         __EXCEPTIONS, __DEPRECATED and __GXX_ABI_VERSION as appropriate.
11525         * gcc.c (cpp_unique_options): Remove __GXX_ABI_VERSION.
11527         * lang-specs.h: Simplify in accordance with new code in
11528         c-common.c.
11530 2002-08-01  Neil Booth  <neil@daikokuya.co.uk>
11532         * c-common.c: Define all C/ObjC/C++ warning and flag variables.
11533         * c-common.h: Declare all C/ObjC/C++ warning and flag variables.
11534         * c-decl.c: Move all warning and flag variables to c-common.c.
11535         * c-format.c: Move all warning variables to c-common.c.
11536         * c-tree.h: Move all warning and flag declarations to c-common.h.
11537         * objc/objc-act.c: Move all warning variables to c-common.c.
11538         (flag_warn_protocol): Rename warn_protocol.
11540 2002-07-31  John David Anglin  <dave@hiauly1.hia.nrc.ca>
11542         * pa-linux.h (GLOBAL_ASM_OP): Fix typo.
11544 2002-07-31  Graham Stott  <graham.stott@btinternet.com>
11546         * config/stormy16/stormy16.h (BSS_SECTION_ASM_OP): Add missing
11547         .section prefix.
11549 2002-07-31  Stan Shebs  <shebs@apple.com>
11551         * config.gcc (i[34567]86-*-darwin*): New configuration.
11552         * config/darwin.h (TARGET_ENCODE_SECTION_INFO): Undefine before
11553         defining.
11554         (TARGET_ENCODE_SECTION_INFO): Ditto.
11555         (ASM_PREFERRED_EH_DATA_FORMAT): Ditto.
11556         * config/darwin.c (machopic_indirect_data_reference): Remove
11557         setting of RTX_UNCHANGING_P.
11558         (machopic_legitimize_pic_address): Move RTX_UNCHANGING_P up so as
11559         not to be applied to sums.
11560         * config/i386/t-darwin: New file.
11561         * config/i386/darwin.h: New file.
11562         * config/i386/i386.h (TARGET_MACHO): Add default definition.
11563         * config/i386/i386.md (tablejump): Add TARGET_MACHO case.
11564         * config/i386/i386.c (output_set_got): For Mach-O, output Mach-O
11565         label and not the GOT add.
11566         (constant_address_p): For Mach-O, seeing a CONST is enough.
11567         (legitimate_pic_address_disp_p): Add a Mach-O case.
11568         (legitimate_address_p): Also test machopic_operand_p if Mach-O.
11569         (legitimize_pic_address): Use generic Mach-O code to legitimize.
11570         (output_pic_addr_const): Suppress @PLT if Mach-O, and parens
11571         if outputting a difference.
11572         (ix86_output_addr_diff_elt): Add Mach-O case.
11573         (ix86_expand_move): Similarly.
11574         (ix86_expand_call): Similarly.
11575         (current_machopic_label_num): New global.
11576         (machopic_output_stub): New function.
11577         (ix86_value_regno): New function.
11578         (ix86_function_value): Use it instead of VALUE_REGNO.
11579         (ix86_libcall_value): Ditto.
11580         * config/i386/unix.h (VALUE_REGNO): Remove.
11582 2002-07-31  Graham Stott  <grahas@btinternet.com>
11584         * config/rs6000/rs6000.c(rs6000_hash_constant): Fix
11585         hash for LABEL_REF's.
11587 2002-07-31  Graham Stott  <grahams@btinternet.com>
11589         * config/rs6000/rs6000.c (spe_init_builtins,
11590         altivec_init_builtins, rs6000_common_init_builtins):
11591         Replace ANSI with K&R function def.
11593 2002-07-31  David Edelsohn  <edelsohn@gnu.org>
11595         * rs6000.c (validate_condition_mode): Test flag_finite_math_only
11596         for CCFPmode.
11598 2002-07-31  Richard Sandiford  <rsandifo@redhat.com>
11600         * config/mips/crtn.asm: Don't use __mips16 to determine the
11601         return-address offset.  Define RA to a suitable temporary
11602         register for the return address.
11604 2002-07-31  Richard Sandiford  <rsandifo@redhat.com>
11606         * config/mips/mips.md (eh_set_lr_si, eh_set_lr_di): Change
11607         constraints to 'd'.
11609 2002-07-30  Chris Demetriou  <cgd@broadcom.com>
11611         * config/mips/elf.h (STARTFILE_SPEC): Define differently if
11612         default ABI is MEABI.  (Undoes incorrect change in Eric Christopher's
11613         patch on 2002-07-29.)
11614         * config/mips/elf64.h (STARTFILE_SPEC): Likewise.
11616 2002-07-30  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
11618         * alpha.h, arc.h, arm/aout.h, avr.h, cris.h, d30v.h, dsp16xx.h,
11619         fr30.h, h8300.h, i370.h, i386/sco5.h, i386/unix.h, i960.h, ia64.h,
11620         ip2k.h, m32r.h, mcore.h, mips.h, mn10200.h, mn10300.h, ns32k.h,
11621         openbsd.h, pa/pa-linux.h, pdp11.h, romp.h, rs6000/sysv4.h,
11622         s390/linux.h, sh.h, sparc.h, stormy16.h, v850.h, vax.h, xtensa.h:
11623         (ASM_GLOBALIZE_LABEL): Delete.
11624         (GLOBAL_ASM_OP): Define.
11626         * m68hc11.h, m68k.h, m88k.h (ASM_GLOBALIZE_LABEL): Delete.
11628         * defaults.h (ASM_GLOBALIZE_LABEL): Provide a default.
11629         * doc/tm.texi (ASM_GLOBALIZE_LABEL): Update docs.
11631 2002-07-30  Geoffrey Keating  <geoffk@redhat.com>
11633         * doc/extend.texi (Hints implementation): Document that GCC
11634         mostly ignores `register'.
11636 2002-07-30  Toon Moene  <toon@moene.indiv.nluug.nl>
11638         * flags.h: Declare flag_finite_math_only.
11639         Use it in definition of HONOR_NANS and
11640         HONOR_INFINITIES.
11641         * c-common.c (cb_register_builtins): Emit
11642         __FINITE_MATH_ONLY__ when flag_finite_math_only
11643         is set.
11644         * combine.c (simplify_if_then_else): If
11645         flag_finite_math_only is set, a == b has a
11646         definite value.
11647         * toplev.c: Initialize flag_finite_math_only.
11648         (set_flags_fast_math): Set it on -ffast-math.
11649         (flag_fast_math_set_p): Test it.
11650         * doc/invoke.texi: Document -ffinite-math-only.
11652 2002-07-30  Richard Henderson  <rth@redhat.com>
11654         * ifcvt.c (noce_get_alt_condition): Use reg_overlap_mentioned_p.
11655         (noce_process_if_block): Likewise.
11657 2002-07-30  Bernd Schmidt  <bernds@redhat.com>
11659         * ifcvt.c (cond_exec_process_if_block): Fix a merging error.
11660         Bail out early if false_expr is NULL and we'd crash due to this.
11661         * genemit.c (gen_expand): Recognize return insns even if the return
11662         appears in a parallel.
11663         * libgcc2.c: Expand macro DECLARE_LIBRARY_RENAMES if it is defined.
11664         * config/fp-bit.c: Likewise.
11665         * doc/tm.texi: Document it.
11667 2002-07-30  David Edelsohn  <edelsohn@gnu.org>
11668             Zack Weinberg  <zack@codesourcery.com>
11670         * rs6000.c (rs6000_expand_unop_builtin): Check icode not
11671         CODE_FOR_nothing.  Change switch to if.
11672         (rs6000_expand_binop_builtin): Same.
11673         (rs6000_expand_builtin): Expand builtin if target support enabled.
11674         (rs6000_init_builtins): Init builtin if target support enabled.
11675         (rs6000_common_init_builtins): Check icode not CODE_FOR_nothing.
11677 2002-07-30  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>
11679         * gcc.c (cpp_unique_options): Define __GXX_ABI_VERSION, bump it to 101.
11681 2002-07-30  Richard Sandiford  <rsandifo@redhat.com>
11683         * config/mips/mips.h (SUBTARGET_ASM_DEBUGGING_SPEC): Fix typo.
11685 Tue Jul 30 18:31:31 2002  J"orn Rennecke <joern.rennecke@superh.com>
11687         * sh.md (cond_delay_slot): New attribute.
11688         (cbranch delay): Use it for anulled-true case.
11689         (stuff_delay_slot): New pattern.
11690         * sh.c (print_operand, case '.'): Don't print .s / /s fore zero-length
11691         delay slot insn.
11692         (gen_far_branch): Emit stuff_delay_slot pattern.
11694 Tue Jul 30 11:21:44 2002  J"orn Rennecke <joern.rennecke@superh.com>
11696         * unroll.c (copy_loop_body): Don't copy NOTE_INSN_LOOP_CONT.
11698 2002-07-30  Kazu Hirata  <kazu@cs.umass.edu>
11700         * fold-const.c: Fix comment typos.
11701         * gcse.c: Likewise.
11702         * reload1.c: Likewise.
11704 2002-07-29  Aldy Hernandez  <aldyh@redhat.com>
11706         * config/rs6000/rs6000.md: Disallow CCEQ compare with crnor/crnot
11707         for TARGET_SPE.
11709 2002-07-30  Gabriel Dos Reis  <gdr@nerim.net>
11711         * c-pretty-print.h (pp_c_statement): Declare.
11712         * c-pretty-print.c (pp_c_postfix_expression): #if 0 support for SRCLOC.
11713         (pp_c_statement): Define.
11715 2002-07-30  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
11717         * alpha.h, arc.h, arm/aout.h, avr.h, c4x.h, cris.h, d30v.h,
11718         darwin.h, dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i960.h,
11719         ip2k.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mips.h,
11720         mn10200.h, mn10300.h, ns32k.h, pa/pa-linux.h, pdp11.h, romp.h,
11721         rs6000/sysv4.h, s390/linux.h, sh.h, sparc.h, stormy16.h,
11722         v850.h, vax.h, xtensa.h (ASM_OUTPUT_LABEL): Delete definition.
11724         * defaults.h (ASM_OUTPUT_LABEL): Provide a default.
11725         * doc/tm.texi (ASM_OUTPUT_LABEL): Update docs.
11727 2002-07-30  Gabriel Dos Reis  <gdr@nerim.net>
11729         * c-pretty-print.c (pp_c_primary_expression): Handle STMT_EXPR.
11730         (pp_c_postfix_expression): Handle ARROW_EXPR, FFS_EXPR,
11731         COMPOUND_LITERAL_EXPR, VA_ARG_EXPR.
11732         (pp_c_expression): Update.
11734 2002-07-29  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
11736         * alpha/vms-cc.c (preprocess_args, main): Use xstrdup and/or
11737         concat in lieu of xmalloc/strcpy/memcpy/sprintf.
11738         * alpha/vms-ld.c (main): Likewise.
11739         * dsp16xx.c (double_reg_to_memory): Likewise.
11740         * mcore.c (mcore_expand_prolog): Likewise.
11741         * cppfiles.c (read_name_map): Likewise.
11742         * gensupport.c (process_rtx, identify_predicable_attribute,
11743         alter_test_for_insn): Likewise.
11744         * vmsdbgout.c (write_rtnbeg, vmsdbgout_init): Likewise.
11746 2002-07-29  Roger Sayle  <roger@eyesopen.com>
11748         * builtins.c (expand_builtin):  Change the default behavior to
11749         only issue an error if the builtin function doesn't have a
11750         fallback library call.  Remove several cases handled by the
11751         new default.
11753 2002-07-29  John David Anglin  <dave@hiauly1.hia.nrc>
11755         * real.c (ieee_24, ieee_53, ieee_64, ieee_113): Define only if the
11756         floating point format of the target is IEEE.
11757         * (dec_f, dec_d, dec_g, dec_h): Define only if the floating point
11758         format of the target is DEC.
11760 2002-07-29  Richard Henderson  <rth@redhat.com>
11762         * unroll.c (verify_addresses): Remove.
11763         (find_splittable_givs): Never split DEST_ADDR givs.
11765 2002-07-29  Geoffrey Keating  <geoffk@redhat.com>
11767         * doc/gty.texi (GGC Roots): Clarify that the list of syntaxes
11768         is exhaustive.
11769         (Files): Improve documentation on generated source files.
11771         * doc/extend.texi (Translation implementation): Document what
11772         diagnostics look like.
11773         (Identifiers implementation): Document that there's normally no
11774         limit on identifier names.
11775         (Integers implementation): Document two's complement.
11776         (Hints implementation): Document that GCC honors 'inline', mostly.
11777         (Preprocessing directives implementation): Document that GCC
11778         requires the current time.
11780 2002-07-30  Gabriel Dos Reis  <gdr@nerim.net>
11782         * c-pretty-print.h (struct c_pretty_print_info): Add new member.
11783         (pp_initializer): New macro.
11784         (pp_c_initializer): Declare.
11785         * c-pretty-print.c (pp_c_primary_expression): HAndle TARGET_EXPR.
11786         (pp_c_initializer): Define.
11787         (pp_c_initializer_list): New function.
11788         (pp_c_postfix_expression): Handle ABS_EXPR, COMPLEX_CST,
11789         VECTOR_CST, CONSTRUCTOR.
11790         (pp_c_unary_expression): Handle CONJ_EXPR, REALPART_EXPR,
11791         IMAGPART_EXPR.
11792         (pp_c_cast_expression): Handle FLOAT_EXPR.
11793         (pp_c_assignment_expression): Handle INIT_EXPR.
11794         (pp_c_expression): Update.
11796 2002-07-30  Neil Booth  <neil@daikokuya.co.uk>
11798         * objc/objc-act.c (objc_init): Return immediately if filename
11799         is NULL.
11801 2002-07-29  Eric Christopher  <echristo@redhat.com>
11803         * config/mips/elf.h: Remove ecoff.h and gofast includes.
11804         (DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO): Define unconditionally.
11805         (SDB_DEBUGGING_INFO): Undefine.
11806         (PREFERRED_DEBUGGING_TYPE): Set to DWARF2_DEBUG.
11807         (PUT_SDB_SIZE): Remove.
11808         (SUBTARGET_ASM_DEBUGGING_SPEC): Redefine.
11809         (STARTFILE_SPEC): Add isa3264 define.
11810         * config/mips/elf64.h: Ditto.  Move TARGET_MEM_FUNCTIONS from here...
11811         * config/mips/ecoff.h: Remove. and here...
11812         * config/mips/iris3.h: and here...
11813         * config/mips/sni-svr4.h: and here...
11814         * config/mips/mips.h: To here. Remove OBJECT_FORMAT_ROSE ifdefs.
11815         Add assembler -mmdebug options for non-dwarf debugging.
11816         * config/mips/r3900.h: Remove debug info defines.
11817         * config/mips/isa32-linux.h: Remove, move functionality to config.gcc.
11818         * config/mips/isa3264.h: Ditto.
11819         * config/mips/t-isa3264: Fix up for file removal and gofast configure
11820         change.
11821         * config/mips/t-elf: Ditto.
11822         * config/mips/t-ecoff: Ditto.
11823         * config/mips/t-r3900: Ditto.
11824         * config/mips/t-iris5-6: Ditto.
11825         * config/mips/t-isa3264: Ditto.
11826         * config/mips/t-linux: Remove.
11827         * config/mips/t-netbsd: Remove.
11828         * config/mips/t-mips: New file.
11829         * config/mips/t-gofast: Ditto.
11830         * config/mips/netbsd.h: Remove unnecessary undefines.
11831         * config/mips/linux.h: Remove #include of mips.h.
11832         * config.gcc: Add mips.h include for elf targets. Remove tm_file
11833         for ecoff. Add gofast configure option for mips.
11835 2002-07-29  Chris Demetriou  <cgd@broadcom.com>
11837         * configure.in (mips*-*-*): Add a test to see if MIPS libgloss
11838         linker scripts use STARTUP directives consistently.
11839         * configure: Regenerate.
11840         * config.in: Regenerate.
11841         * config/mips/elf.h (STARTFILE_SPEC): Define conditionally, based
11842         on whether HAVE_MIPS_LIBGLOSS_STARTUP_DIRECTIVES is defined.
11843         * config/mips/elf64.h (STARTFILE_SPEC): Likewise.
11844         * config/mips/isa3264.h (STARTFILE_SPEC): Do not redefine if
11845         HAVE_MIPS_LIBGLOSS_STARTUP_DIRECTIVES is set; the result
11846         will be the same.
11848 2002-07-29  Aldy Hernandez  <aldyh@redhat.com>
11850         * config/rs6000/rs6000.md ("cpu"): Add ppc8540 to attribute.
11852 2002-07-29  Aldy Hernandez  <aldyh@redhat.com>
11854         * config/rs6000/rs6000.h (RTX_COSTS): Add MULT case for 8540.
11856 2002-07-29  Aldy Hernandez  <aldy@quesejoda.com>
11858         * config/rs6000/rs6000.md: Move altivec patterns from here...
11860         * config/rs6000/altivec.md: ...to here.
11862 2002-07-29  Aldy Hernandez  <aldyh@redhat.com>
11864         * config/rs6000/spe.md ("spe_evmra"): Change to unspec.
11866 2002-07-29  Richard Henderson  <rth@redhat.com>
11868         * emit-rtl.c (set_mem_attributes_minus_bitpos): Rename from
11869         set_mem_attributes and add BITPOS argument.  Subtract it from
11870         OFFSET when same is adjusted.
11871         (set_mem_attributes): New wrapper function.
11872         * expr.c (expand_assignment): Use set_mem_attributes_minus_bitpos;
11873         remove offset adjustment hack.
11874         * expr.h (set_mem_attributes_minus_bitpos): Declare.
11876 2002-07-29  Gabriel Dos Reis  <gdr@nerim.net>
11878         * Makefile.in (C_OBJS): Include c-pretty-print.o
11879         (c-pretty-print.o): Add depency rule.
11880         * pretty-print.h: Add more macros.
11881         * c-pretty-print.c: New file.
11882         * c-pretty-print.h: Likewise.
11884 2002-07-29  Aldy Hernandez  <aldyh@redhat.com>
11886         * config/rs6000/spe.h (__internal_ev_mwhgumian): Cast vector
11887         constants to __ev64_s32__.
11888         (__internal_ev_mwhgsmian): Same.
11889         (__internal_ev_mwhgsmfan): Same.
11890         (__internal_ev_mwhgssfan): Same.
11891         (__internal_ev_mwhgumiaa): Same.
11892         (__internal_ev_mwhgsmiaa): Same.
11893         (__internal_ev_mwhgsmfaa): Same.
11894         (__internal_ev_mwhgssfaa): Same.
11896 2002-07-29  David Edelsohn  <edelsohn@gnu.org>
11898         * varasm.c (assemble_variable): Narrow test for uninitialized
11899         without BSS target support.
11901 2002-07-29  Nathan Sidwell  <nathan@codesourcery.com>
11903         * profile.c: Add file comment describing the overall algorithm and
11904         structures.
11905         (struct edge_info): Add comments.
11906         (struct bb_info): Add comments.
11907         * basic-block.h (EDGE_*): Add comments.
11908         * doc/gcov.texi (Gcov Data Files): Document bit flags.
11910 2002-07-29  Bob Wilson  <bob.wilson@acm.org>
11912         * config/xtensa/elf.h, config/xtensa/linux.h
11913         (TARGET_OS_CPP_BUILTINS): Define.
11914         (CPP_PREDEFINES): Remove.
11915         * config/xtensa/xtensa.h (TARGET_CPU_CPP_BUILTINS): Define.
11916         (CPP_SPEC): Remove.
11918 2002-07-29  Zack Weinberg  <zack@codesourcery.com>
11920         * gensupport.c: Include hashtab.h.
11921         (insn_elision, condition_table, hash_c_test, cmp_c_test,
11922         maybe_eval_c_test): New routines and data structures to
11923         support insn elision.
11924         (init_md_reader): Read and initialize the condition_table.
11925         (read_md_rtx): Discard insn patterns whose C test is provably
11926         always false.
11927         * gensupport.h: Declare new functions and data structures.
11929         * genconditions.c, dummy-conditions.c: New files.
11930         * Makefile.in: Build genconditions; run it to construct
11931         insn-conditions.c; build that and link it into most gen*
11932         programs.
11933         (HOST_SUPPORT, HOST_EARLY_SUPPORT): New variables.
11934         (GEN): Delete, unused.
11935         (STAGESTUFF): Update.
11937         * gencodes.c: (gen_insn): #define CODE_FOR_xxx equal to
11938         CODE_FOR_nothing for all elided patterns.
11939         (main): Tweaked to support this.
11940         * genflags.c (gen_proto): Emit a static inline generator
11941         function here for all elided patterns, which simply returns
11942         NULL_RTX.
11943         (gen_insn): Do not define HAVE_xxx for elided patterns.
11944         (main): Tweaked to support this.  No need to forward-declare
11945         struct rtx_def.
11946         * genrecog.c: Do not bother emitting the C test if it's known
11947         to be true at compile time.
11949 2002-07-29  Mike Stump  <mrs@apple.com>
11951         * config.gcc (target_gtfiles): Initialize, as otherwise cross
11952         compilers hosted on powerpc-apple-darwin6.0 won't even build.
11954 2002-07-29  Richard Earnshaw  <rearnsha@arm.com>
11956         * arm.md (sibcall, sibcall_value): Add RETURN as part of the pattern,
11957         remove clobber of LR.
11958         (sibcall_insn, sibcall_value_insn): Update accordingly.
11959         (sibcall_epilogue): Remove debugging comment from assembler stream.
11961 2002-07-29  Gabriel Dos Reis  <gdr@nerim.net>
11963         * pretty-print.h: Define more macros.
11964         * diagnostic.h (output_formatted_integer): Moved from...
11965         * diagnostic.c: ... here.
11967 2002-07-28  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
11969         * stormy16.h (ASM_OUTPUT_SYMBOL_REF): Use ASM_OUTPUT_LABEL_REF.
11971 2002-07-28  Zack Weinberg  <zack@codesourcery.com>
11973         * defaults.h (ASM_OUTPUT_MEASURED_SIZE): Take only two
11974         arguments.  Always use ".-symbol" as expression argument.
11975         * doc/tm.texi: Update to match.  Document requirement for
11976         ".size symbol, .-symbol" to be acceptable to assembler.
11978         * config/elfos.h, config/netbsd-aout.h, config/openbsd.h,
11979         config/arm/elf.h, config/avr/avr.h, config/cris/aout.h,
11980         config/i386/freebsd-aout.h, config/i386/sco5.h,
11981         config/ip2k/ip2k.h, config/m88k/m88k.h, config/xtensa/elf.h,
11982         config/xtensa/linux.h:  Update uses of ASM_OUTPUT_MEASURED_SIZE.
11984 2002-07-28  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
11986         * Makefile.in (gengtype-lex.c): Fix error in last change.
11988         * alpha/freebsd.h (TARGET_OS_CPP_BUILTINS): Add missing
11989         backslash.
11991         * Makefile.in (vmsdbgout.o): Depend on function.h.
11993         * vmsdbgout.c: Include function.h.
11995 2002-07-28  Alan Modra  <amodra@bigpond.net.au>
11997         * prefix.c (update_path): Don't strip single `.' path components
11998         unless stripping a later `..' component.  Exit loop as soon as
11999         a valid path is found.
12001 2002-07-27  Roger Sayle  <roger@eyesopen.com>
12003         * builtins.def [DEF_GCC_BUILTIN]: Require an explicit ATTRS
12004         argument.  Mark BUILT_IN_RETURN, BUILT_IN_EH_RETURN,
12005         BUILT_IN_LONGJMP and BUILT_IN_TRAP as noreturn, the ISO C99
12006         floating point unordered comparisons (e.g. __builtin_isgreater)
12007         as const, and leave the remaining GCC_BUILTINs unchanged.
12009         * c-decl.c (builtin_function): No need to explicitly mark
12010         BUILT_IN_RETURN and BUILT_IN_EH_RETURN as noreturn.
12012 2002-07-27  Roger Sayle  <roger@eyesopen.com>
12014         * Makefile.in: rtlanal.o now depends upon real.h.
12016         * flags.h [flag_signaling_nans]: New flag.
12017         [HONOR_SNANS]: New macro.
12019         * toplev.c [flag_signaling_nans]: Initialize to false.
12020         (f_options): Add processing for "-fsignaling-nans".
12021         (set_fast_math_flags): Clear flag_signaling_nans with -ffast-math.
12022         (process_options): flag_signaling_nans implies flag_trapping_math.
12024         * c-common.c (cb_register_builtins): Define __SUPPORT_SNAN__
12025         when -fsignaling-nans.  First step to implementing WG14's N965.
12027         * fold-const.c (fold) [MULT_EXPR]: Conditionalize transforming
12028         1.0 * x into x, and -1.0 * x into -x on !HONOR_SNANS.
12029         [RDIV_EXPR]: Conditionalize x/1.0 into x on !HONOR_SNANS.
12031         * simplify-rtx.c (simplify_relational_operation): Conditionalize
12032         transforming abs(x) < 0.0 into false on !HONOR_SNANS.
12034         * rtlanal.c: #include real.c for TARGET_FLOAT_FORMAT definitions
12035         required by HONOR_SNANS.  (may_trap_p): Floating point DIV, MOD,
12036         UDIV, UMOD, GE, GT, LE, LT and COMPARE may always trap with
12037         -fsignaling_nans.  EQ and NE only trap for flag_signaling_nans
12038         not flag_trapping_math (i.e. HONOR_SNANS but not HONOR_NANS).
12040         * doc/invoke.texi: Document new -fsignaling-nans compiler option.
12042 2002-07-27  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
12044         * Makefile.in (gengtype-lex.c): Work around a bug in flex.
12045         * gengtype-lex.l (YY_USE_PROTOS): Undef.
12046         (YY_DECL): Define.
12048 2002-07-27  Roger Sayle  <roger@eyesopen.com>
12050         * doc/invoke.texi: Document that both -fno-builtin-foo and
12051         -fno-builtin are supported by the g++ front-end.
12053 2002-07-27  Stan Shebs  <shebs@apple.com>
12055         * configure.in: Rename config_gtfiles to target_gtfiles.
12056         * configure: Regenerate.
12057         * doc/gty.texi: Update reference.
12058         * config.gcc (powerpc-*-darwin*): Set target_gtfiles
12059         instead of appending to it.
12061 2002-07-25  Aldy Hernandez  <aldyh@redhat.com>
12063         * config/rs6000/rs6000.c (function_arg_advance): SPE vararg
12064         vectors are split into two registers.
12065         (function_arg): Same.
12067 Thu Jul 26 23:00:13 2002  J"orn Rennecke <joern.rennecke@superh.com>
12069         * pa.md (extv): Check predicates before emitting extv_32.
12071 2002-07-27  Alan Modra  <amodra@bigpond.net.au>
12073         * config/rs6000/rs6000.c (rs6000_traceback_name): New var.
12074         (rs6000_traceback): New var.
12075         (rs6000_override_options): Set rs6000_traceback.
12076         (rs6000_output_function_epilogue): Implement traceback options.
12077         * config/rs6000/rs6000.h (TARGET_OPTIONS): Add "traceback=".
12078         (rs6000_traceback_name): Declare.
12080         * config/rs6000/rs6000.c (output_profile_hook): Don't generate profile
12081         label reference when NO_PROFILE_COUNTERS.
12083 2002-07-26  Jason Merrill  <jason@redhat.com>
12085         * function.c (assign_parms): Handle frontend-directed pass by
12086         invisible reference.
12088 2002-07-26  Neil Booth  <neil@daikokuya.co.uk>
12090         * doc/cppopts.texi: Update.
12092 2002-07-26  Neil Booth  <neil@daikokuya.co.uk>
12094         * cppmacro.c (_cpp_create_definition): Don't attempt redefinition
12095         warnings on assertions.
12097 2002-07-26  Neil Booth  <neil@daikokuya.co.uk>
12099         * c-common.h (RID_AND, RID_AND_EQ, RID_NOT, RID_NOT_EQ,
12100         RID_OR, RID_OR_EQ, RID_XOR, RID_XOR_EQ, RID_BITAND, RID_BITOR,
12101         RID_COMPL): Remove.
12102         * c-parse.in (rid_to_yy): Similarly.
12104 2002-07-26  Jason Merrill  <jason@redhat.com>
12106         * c-dump.c: Resurrect.
12107         * tree-dump.c: Move C-specific stuff to c-dump.c.
12108         * c-common.h: Declare c_dump_tree.
12109         * c-lang.c (LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN): Define.
12110         * Makefile.in (C_AND_OBJC_OBJS): Add c-dump.o.
12111         (c-dump.o): New rule.
12113 2002-07-26  Alan Modra  <amodra@bigpond.net.au>
12115         * config/rs6000/rs6000.md: Enable patterns using rlwinm for
12116         PowerPC64.  Replace "T" and "S" constraints with "n" when the
12117         predicate will do.  Formatting fixes.
12118         (extzvsi_internal2): Use "andi.", "andis." and attr type of "compare"
12119         as for extzvsi_internal1.
12121 2002-07-25  Neil Booth  <neil@daikokuya.co.uk>
12123         * dwarfout.c (VERSION_ASM_OP, DERIV_BEGIN_LABEL_FMT,
12124         DERIV_END_LABEL_FMT): Remove.
12125         (SL_BEGIN_LABEL_FMT, SL_END_LABEL_FMT): Move.
12127 2002-07-25  Neil Booth  <neil@daikokuya.co.uk>
12129         * objc/objc-act.c (UTAG_STATICS, UTAG_PROTOCOL_LIST, USERTYPE):
12130         Remove.
12132 2002-07-25  Stan Shebs  <shebs@apple.com>
12134         * config/rs6000/rs6000.c (rs6000_emit_prologue): Remove unused
12135         local var dwarfp.
12136         (output_compiler_stub): Remove unused locals.
12137         (output_call): Always initialize line number.
12139 Thu Jul 25 20:34:50 2002  J"orn Rennecke <joern.rennecke@superh.com>
12141         * sh.h (LOAD_EXTEND_OP): QImode zero-extends on SHmedia.
12142         * sh.md (truncdiqi2, movqi_media): Likewise.
12144 2002-07-25  Neil Booth  <neil@daikokuya.co.uk>
12146         * gcse.c (obstack_chunk_alloc): Remove.
12147         (gcse_alloc): Fix to count allocated bytes.
12148         * collect2.c (SYMBOL__MAIN): Remove.
12150 2002-07-25  Neil Booth  <neil@daikokuya.co.uk>
12152         * gcc.c (TARGET_EXECUTABLE_SUFFIX): Only used if
12153         HAVE_TARGET_EXECUTABLE_SUFFIX.
12155 Thu Jul 25 18:57:50 2002  J"orn Rennecke <joern.rennecke@superh.com>
12157         * rtl.h (mem_attrs): Spell out more clearly the roles of ALIGN,
12158         SIZE, EXPR and OFFSET.
12160 2002-07-25  Richard Henderson  <rth@redhat.com>
12162         * emit-rtl.c (set_mem_attributes): Fix size and alignment thinkos
12163         in ARRAY_REF of DECL_P case.
12165 2002-07-25  Richard Sandiford  <rsandifo@redhat.com>
12167         * doc/invoke.texi: Document -mabi=meabi, and expand on the EABI
12168         description.  Document -mips32, -mips64, and the associated -march
12169         values.  Describe the "mipsN" arguments to -march.  Say that the
12170         -mipsN options are equivalent to -march.  Reword the description
12171         of default type sizes.
12172         * toplev.h (target_flags_explicit): Declare.
12173         * toplev.c (target_flags_explicit): New var.
12174         (set_target_switch): Update target_flags_explicit.
12175         * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Undefine.
12176         * config/mips/elf64.h (MIPS_ISA_DEFAULT): Undefine.
12177         * config/mips/iris6.h (SUBTARGET_ASM_SPEC): -mabi=64 implies -mips3.
12178         * config/mips/isa3264.h (MIPS_ENABLE_EMBEDDED_O32): Undefine.
12179         * config/mips/mips.h (mips_cpu_info): New struct.
12180         (mips_cpu_string, mips_explicit_type_size_string): Remove.
12181         (mips_cpu_info_table, mips_arch_info, mips_tune_info): Declare.
12182         (MIPS_CPP_SET_PROCESSOR): New macro.
12183         (TARGET_CPP_BUILTINS): Declare a macro for each supported processor.
12184         Define _MIPS_ARCH and _MIPS_TUNE.
12185         (MIPS_ISA_DEFAULT): Don't provide a default value.  Instead...
12186         (MIPS_CPU_STRING_DEFAULT): Set to "from-abi" if neither it nor
12187         MIPS_ISA_DEFAULT were already defined.
12188         (MULTILIB_DEFAULTS): Add MULTILIB_ABI_DEFAULT.
12189         (TARGET_OPTIONS): Remove -mcpu and -mexplicit-type-size.
12190         (ABI_NEEDS_32BIT_REGS, ABI_NEEDS_64BIT_REGS): New.
12191         (GAS_ASM_SPEC): Remove -march, -mcpu, -mgp* and -mabi rules.
12192         (ABI_GAS_ASM_SPEC): Remove.
12193         (MULTILIB_ABI_DEFAULT, ASM_ABI_DEFAULT_SPEC): New macros.
12194         (ASM_SPEC): Add -mgp32, -mgp64, -march, -mabi=eabi and -mabi=o64.
12195         Invoke %(asm_abi_default_spec) if no ABI was specified.
12196         (CC1_SPEC): Remove ISA -> register-size rules.
12197         (EXTRA_SPECS): Remove abi_gas_asm_spec.  Add asm_abi_default_spec.
12198         * config/mips/mips.c (mips_arch_info, mips_tune_info): New vars.
12199         (mips_cpu_string, mips_explicit_type_size_string): Remove.
12200         (mips_cpu_info_table): New array.
12201         (mips_set_architecture, mips_set_tune): New fns.
12202         (override_options): Rework to make -mipsN equivalent to -march.
12203         Detect more erroneous cases, including those removed from CC1_SPEC.
12204         Don't change the ABI based on architecture, or vice versa.
12205         Unify logic with GAS.
12206         (mips_asm_file_start): Get architecture name from mips_arch_info.
12207         (mips_strict_matching_cpu_name_p, mips_matching_cpu_name_p): New fns.
12208         (mips_parse_cpu): Take the name of the option as argument.  Handle
12209         'from-abi'.  Raise an error if the option is wrong.
12210         (mips_cpu_info_from_isa): New fn.
12212 2002-07-25  Richard Sandiford  <rsandifo@redhat.com>
12214         * config/mips/mips.md (tablejump_mips161): Use gen_rtx_LABEL_REF.
12215         (tablejump_mips162): Likewise.
12217 Thu Jul 25 10:23:41 2002  J"orn Rennecke <joern.rennecke@superh.com>
12219         * simpify-rtx.c (simplify_subreg): Don't pass MODE_CC mode to
12220         int_mode_for_mode.
12222 2002-07-25  Gabriel Dos Reis  <gdr@nerim.net>
12224         * c-common.c (c_sizeof_or_alignof_type): Take a third argument for
12225         complaining.
12226         * c-common.h (c_sizeof): Adjust definition.
12227         (c_alignof): Likewise.
12228         * c-tree.h (c_sizeof_nowarn): Now macro.
12229         * c-typeck.c (c_sizeof_nowarn): Remove definition.
12231 2002-07-25  Neil Booth  <neil@daikokuya.co.uk>
12233         * c-decl.c (c_decode_option): No need to handle switches
12234         cpplib handles.
12236 2002-07-24  Zack Weinberg  <zack@codesourcery.com>
12238         * defaults.h (ASM_OUTPUT_TYPE_DIRECTIVE, ASM_OUTPUT_SIZE_DIRECTIVE,
12239         ASM_OUTPUT_MEASURED_SIZE): New default definitions of new macros.
12240         * doc/tm.texi: Document them.  Also document SIZE_ASM_OP,
12241         TYPE_ASM_OP, and TYPE_OPERAND_FMT.
12243         * config/elfos.h, config/netbsd-aout.h, config/openbsd.h,
12244         config/alpha/elf.h, config/arm/elf.h, config/avr/avr.h,
12245         config/cris/aout.h, config/i386/freebsd-aout.h,
12246         config/i386/sco5.h, config/ia64/ia64.c, config/ip2k/ip2k.h,
12247         config/m68k/m68kelf.h, config/m68k/m68kv4.h, config/m88k/m88k.h,
12248         config/mcore/mcore-elf.h, config/mips/elf.h, config/mips/elf64.h,
12249         config/mips/iris6.h, config/mips/linux.h, config/pa/pa-linux.h,
12250         config/pa/pa64-hpux.h, config/rs6000/sysv4.h,
12251         config/xtensa/elf.h, config/xtensa/linux.h:
12252         Use the new macros.
12253         Where possible, remove redundant definitions of SIZE_ASM_OP,
12254         TYPE_ASM_OP, and TYPE_OPERAND_FMT.
12256 2002-07-24  Aldy Hernandez  <aldyh@redhat.com>
12258         * config/rs6000/eabi.h: Define TARGET_SPE_ABI, TARGET_SPE,
12259         TARGET_ISEL, and TARGET_FPRS.
12261         * doc/invoke.texi (RS/6000 and PowerPC Options): Document
12262         -mabi=spe, -mabi=no-spe, and -misel=.
12264         * config/rs6000/rs6000-protos.h: Add output_isel.
12265         Move vrsave_operation prototype here.
12267         * config/rs6000/rs6000.md (sminsi3): Allow pattern for TARGET_ISEL.
12268         (smaxsi3): Same.
12269         (uminsi3): Same.
12270         (umaxsi3): Same.
12271         (abssi2_nopower): Disallow when TARGET_ISEL.
12272         (*ne0): Same.
12273         (negsf2): Change to expand and rename old pattern to *negsf2.
12274         (abssf2): Change to expand and rename old pattern to *abssf2.
12276         New expanders: fix_truncsfsi2, floatunssisf2, floatsisf2,
12277         fixunssfsi2.
12279         Change patterns that check for TARGET_HARD_FLOAT or
12280         TARGET_SOFT_FLOAT to also check TARGET_FPRS.
12282         * config/rs6000/rs6000.c: New globals: rs6000_spe_abi,
12283         rs6000_isel, rs6000_fprs, rs6000_isel_string.
12284         (rs6000_override_options): Add 8540 case to
12285         processor_target_table.
12286         Set rs6000_isel for the 8540.
12287         Call rs6000_parse_isel_option.
12288         (enable_mask_for_builtins): New.
12289         (rs6000_parse_isel_option): New.
12290         (rs6000_parse_abi_options): Add spe and no-spe.
12291         (easy_fp_constant): Treat !TARGET_FPRS as soft-float.
12292         (rs6000_legitimize_address): Check for TARGET_FPRS when checking
12293         for TARGET_HARD_FLOAT.
12294         Add case for SPE_VECTOR_MODE.
12295         (rs6000_legitimize_reload_address): Handle SPE vector modes.
12296         (rs6000_legitimate_address): Disallow PRE_INC/PRE_DEC for SPE
12297         vector modes.
12298         Check for TARGET_FPRS when checking for TARGET_HARD_FLOAT.
12299         (rs6000_emit_move): Check for TARGET_FPRS.
12300         Add cases for SPE vector modes.
12301         (function_arg_boundary): Return 64 for SPE vector modes.
12302         (function_arg_advance): Check for TARGET_FPRS and
12303         Handle SPE vectors.
12304         (function_arg): Same.
12305         (setup_incoming_varargs): Check for TARGET_FPRS.
12306         (rs6000_va_arg): Same.
12307         (struct builtin_description): Un-constify mask field.  Move up in
12308         file.
12309         (bdesc_2arg): Un-constify and add SPE builtins.
12310         (bdesc_1arg): Same.
12311         (bdesc_spe_predicates): New.
12312         (bdesc_spe_evsel): New.
12313         (rs6000_expand_unop_builtin): Add SPE 5-bit literal builtins.
12314         (rs6000_expand_binop_builtin): Same.
12315         (bdesc_2arg_spe): New.
12316         (spe_expand_builtin): New.
12317         (spe_expand_predicate_builtin): New.
12318         (spe_expand_evsel_builtin): New.
12319         (rs6000_expand_builtin): Call spe_expand_builtin for SPE.
12320         (rs6000_init_builtins): Initialize SPE builtins.  Call
12321         rs6000_common_init_builtins.
12322         (altivec_init_builtins): Move all non-altivec builtin code to...
12323         (rs6000_common_init_builtins): ...here.  New function.
12324         (branch_positive_comparison_operator): Allow NE code for SPE.
12325         (ccr_bit): Return correct ccr bit for SPE fp.
12326         (print_operand): Emit crnor in 'D' case for SPE.
12327         New case 't'.
12328         Add SPE code for 'y' case.
12329         (rs6000_generate_compare): Generate rtl for SPE fp.
12330         (output_cbranch): Handle SPE hard floats.
12331         (rs6000_emit_cmove): Handle isel.
12332         (rs6000_emit_int_cmove): New.
12333         (output_isel): New.
12334         (rs6000_stack_info): Adjust stack frame so GPRs are saved in
12335         64-bits for SPE.
12336         (debug_stack_info): Add SPE info.
12337         (gen_frame_mem_offset): New.
12338         (rs6000_emit_prologue): Save GPRs in 64-bits for SPE abi.
12339         Change mode of frame pointer, when saving it, to Pmode.
12340         (rs6000_emit_epilogue): Restore GPRs in 64-bits for SPE abi.
12341         Misc cleanups and use gen_frame_mem_offset when appropriate.
12343         * config/rs6000/rs6000.h (processor_type): Add PROCESSOR_PPC8540.
12344         (TARGET_SPE_ABI): New.
12345         (TARGET_SPE): New.
12346         (TARGET_ISEL): New.
12347         (TARGET_FPRS): New.
12348         (FIXED_SCRATCH): New.
12349         (RTX_COSTS): Add PROCESSOR_PPC8540.
12350         (ASM_CPU_SPEC): Add case for 8540.
12351         (TARGET_OPTIONS): Add isel= case.
12352         (rs6000_spe_abi): New.
12353         (rs6000_isel): New.
12354         (rs6000_fprs): New.
12355         (rs6000_isel_string): New.
12356         (UNITS_PER_SPE_WORD): New.
12357         (LOCAL_ALIGNMENT): Adjust for SPE.
12358         (HARD_REGNO_MODE_OK): Same.
12359         (DATA_ALIGNMENT): Same.
12360         (MEMBER_TYPE_FORCES_BLK): New.
12361         (FIRST_PSEUDO_REGISTER): Set to 113.
12362         (FIXED_REGISTERS): Add SPE registers.
12363         (reg_class): Same.
12364         (REG_CLASS_NAMES): Same.
12365         (REG_CLASS_CONTENTS): Same.
12366         (REGNO_REG_CLASS): Same.
12367         (REGISTER_NAMES): Same.
12368         (DEBUG_REGISTER_NAMES): Same.
12369         (ADDITIONAL_REGISTER_NAMES): Same.
12370         (CALL_USED_REGISTERS): Same.
12371         (CALL_REALLY_USED_REGISTERS): Same.
12372         (SPE_ACC_REGNO): New.
12373         (SPEFSCR_REGNO): New.
12374         (SPE_SIMD_REGNO_P): New.
12375         (HARD_REGNO_NREGS): Adjust for SPE.
12376         (VECTOR_MODE_SUPPORTED_P): Same.
12377         (REGNO_REG_CLASS): Same.
12378         (FUNCTION_VALUE): Same.
12379         (LIBCALL_VALUE): Same.
12380         (LEGITIMATE_OFFSET_ADDRESS_P): Same.
12381         (SPE_VECTOR_MODE): New.
12382         (CONDITIONAL_REGISTER_USAGE): Disable FPRs when target does FP on
12383         the GPRs.  Set FIXED_SCRATCH fixed in SPE case.
12384         (rs6000_stack): Add spe_gp_size, spe_padding_size,
12385         spe_gp_save_offset.
12386         (USE_FP_FOR_ARG_P): Check for TARGET_FPRS.
12387         (LEGITIMATE_LO_SUM_ADDRESS_P): Same.
12388         (SPE_CONST_OFFSET_OK): New.
12389         (rs6000_builtins): Add SPE builtins.
12391         * testsuite/gcc.dg/ppc-spe.c: New.
12393         * config/rs6000/eabispe.h: New.
12395         * config/rs6000/spe.h: New.
12397         * config/rs600/spe.md: New.
12399         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12400         __SIMD__ for TARGET_SPE.
12402         * config.gcc: Add powerpc-*-eabispe* case.
12403         Add spe.h to user headers for powerpc.
12405 2002-07-24  Chris Demetriou  <cgd@broadcom.com>
12407         * config/mips/elf.h (STARTFILE_SPEC): Undo previous change.
12408         * config/mips/elf64.h (STARTFILE_SPEC): Likewise.
12409         * config/mips/isa3264.h (STARTFILE_SPEC): Likewise.
12411 2002-07-24  Richard Henderson  <rth@redhat.com>
12413         * expr.c (expand_expr) [TRY_FINALLY_EXPR]: Use GOTO_SUBROUTINE_EXPR
12414         form when not optimizing.
12416 2002-07-24  David Mosberger  <davidm@hpl.hp.com>
12418         * config/ia64/ia64.c (gen_thread_pointer): Fix typo in marking
12419         thread_pointer_rtx as unchanging.
12421 2002-07-24  Michael Matz  <matz@suse.de>
12423         * ra-colorize.c (INV_REG_ALLOC_ORDER): New macro.
12424         (free_reg): Use it.
12426 2002-07-24  Richard Earnshaw  <rearnsha@arm.com>
12428         * arm.md (arm_buneq, arm_bltgt): put '\' before ';' in output
12429         pattern.
12430         (arm_buneq_reversed, arm_bltgt_reversed): Likewise.
12431         (movsicc, movsfcc, movdfcc): FAIL if UNEQ or LTGT.
12433 2002-07-24  Chris Demetriou  <cgd@broadcom.com>
12435         * config/mips/elf.h (STARTFILE_SPEC): Never include crt0.o.
12436         * config/mips/elf64.h (STARTFILE_SPEC): Likewise.
12437         * config/mips/isa3264.h (STARTFILE_SPEC): Do not redefine.
12439 Wed Jul 24 17:59:12 CEST 2002  Jan Hubicka  <jh@suse.cz>
12441         * toplev.c (rest_of_compilation): Dump loops before clobbering
12442         the structure.
12444 Wed Jul 24 17:23:16 CEST 2002  Jan Hubicka  <jh@suse.cz>
12446         * rtlanal.c (keep_with_call_p): Avoid overflow in fixed_regs.
12448 2002-07-24  Frank van der Linden  <fvdl@wasabisystems.com>
12450         PR optimization/7291
12451         * config/i386/i386.c (ix86_expand_clrstr): Fix bzero alignment
12452         problem on x86_64.
12454 2002-07-24  Gabriel Dos Reis  <gdr@nerim.net>
12456         * pretty-print.h: Add macros from cp/error.c
12458 2002-07-24  Alan Modra  <amodra@bigpond.net.au>
12460         * config/rs6000/rs6000-protos.h (mask_operand_wrap): Declare.
12461         (mask64_2_operand): Declare.
12462         (build_mask64_2_operands): Declare.
12463         (and64_2_operand): Declare.
12464         (extract_MB): Declare.
12465         (extract_ME): Declare.
12466         * config/rs6000/rs6000.c (mask64_operand): Allow all ones.  Remove
12467         CONST_DOUBLE code.
12468         (mask_operand_wrap): New insn predicate.
12469         (mask64_2_operand): Likewise.
12470         (and64_2_operand): Likewise.
12471         (build_mask64_2_operands): New function.
12472         (extract_MB): New function.
12473         (extract_ME): New function.
12474         (print_operand <case m,M>): Use extract_MB and extract_ME.
12475         (print_operand <case S>): Allow all ones.  Remove CONST_DOUBLE support.
12476         * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 't'.
12477         (PREDICATE_CODES): Add and64_2_operand, mask_operand_wrap and
12478         mask64_2_operand.  Remove CONST_DOUBLE from mask64_operand.
12479         * config/rs6000/rs6000.md (andsi3_internal3): New
12480         (andsi3_internal3+1): Enable split for powerpc64.
12481         (andsi3_internal3+2): New split.
12482         (andsi3_internal4): Renamed old andsi3_internal3.
12483         (andsi3_internal5): New.
12484         (andsi3_internal5+1): Enable split for powerpc64.
12485         (andsi3_internal5+2): New split.
12486         (andsi3_internal6, andsi3_internal7, andsi3_internal8): New.
12487         (anddi3): Handle 't' constraint.
12488         (anddi3+1): New split.
12489         (anddi3_internal2): Handle 't' constraint.
12490         (anddi3_internal2+1): New split.
12491         (anddi3_internal3): Handle 't' constraint.
12492         (anddi3_internal3+1): New split.
12494 2002-07-24  Alan Modra  <amodra@bigpond.net.au>
12496         * config/rs6000/rs6000.md: Remove scratch reg on insns using
12497         addze and similar (plus (comparison r1 r2) r3) insns.  Add
12498         missing scratch reg in one case.  Formatting fixes.
12500 2002-07-24  Neil Booth  <neil@daikokuya.co.uk>
12502         * cppexp.c (parse_defined): Mark macro used.
12503         * cpphash.h (struct cpp_macro): New member "used".
12504         (_cpp_mark_macro_used, _cpp_warn_if_unused_macro): New.
12505         (struct cpp_reader): New member.
12506         * cppinit.c (cpp_finish_options): Set first_unused_line.
12507         (cpp_finish): Warn of unused macros if requested.
12508         (OPT_TABLE): New switches.
12509         (cpp_handle_option): Handle them.
12510         * cpplib.c (do_undef): Warn if macro unused.
12511         (do_ifdef, do_ifndef): Mark macro used.
12512         * cpplib.h (struct cpp_options): New member.
12513         * cppmacro.c (_cpp_warn_if_unused_macro): New.
12514         (enter_macro_context): Mark macro used.
12515         (_cpp_create_definition): Mark macro unused; warn if unused
12516         when redefined.
12517         * cpptrad.c (scan_out_logcial_line, push_replacement_text):
12518         Mark macros used.
12519         * doc/cppopts.texi: Update.
12521 2002-07-23  Neil Booth  <neil@daikokuya.co.uk>
12523         * dwarf2out.c (SECTION_ASM_OP,
12524         ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Remove.
12525         * system.h (SECTION_ASM_OP): Poison.
12526         * tree.c (FILE_FUNCTION_PREFIX_LEN): Remove.
12527         * config/alpha/alpha-interix.h, config/mips/linux.h
12528         (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Remove.
12529         * config/mmix/mmix-protos.h, config/mmix/mmix.c
12530         (mmix_asm_output_define_label_difference_symbol): Remove.
12531         * config/mmix/mmix.h
12532         (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Remove.
12533         * doc/tm.texi: Remove documentation.
12535 Tue Jul 23 21:49:24 2002  J"orn Rennecke <joern.rennecke@superh.com>
12537         * recog.c (asm_operand_ok): Allow float CONST_VECTORs for 'F'.
12538         (constrain_operands): Likewise.
12539         * regclass.c (record_reg_classes): Likewise.
12540         * reload.c (find_reloads): Likewise.
12541         * doc/md.texi: Likewise.
12543         * reload.c (find_reloads_toplev): Use simplify_gen_subreg.
12544         * simplify-rtx.c (simplify_subreg): When converting to a non-int
12545         mode, try to convert to an integer mode of matching size first.
12547         * simplify-rtx.x (simplify_subreg): When constructing a CONST_VECTOR
12548         from individual subregs, check that each subreg has been generated
12549         sucessfully.
12551 2002-07-23  Neil Booth  <neil@daikokuya.co.uk>
12553         * genautomata.c (VLA_HWINT_SHORTEN, VLA_HWINT_LAST): Remove.
12554         * df.c (HANDLE_SUBREG, FOR_EACH_BB_IN_BITMAP_REV,
12555         FOR_EACH_BB_IN_SBITMAP): Remove.
12556         * gcse.c (NEVER_SET, FOLLOW_BACK_EDGES): Remove.
12557         * haifa-sched.c (DONE_PRIORITY, MAX_PRIORITY, TAIL_PRIORITY,
12558         LAUNCH_PRIORITY, DONE_PRIORITY_P, LOW_PRIORITY_P): Remove.
12559         * loop.c (PREFETCH_BLOACK_IN_LOOP_MIN,
12560         PREFETCH_LIMIT_TO_SIMULTANEOUS): Remove.
12561         * regrename.c (REGNO_MODE_OK_FOR_BASE_P): Remove.
12563 2002-07-23  Gabriel Dos Reis  <gdr@nerim.net>
12565         * pretty-print.h: New file.
12567 2002-07-23      Paul Koning     <pkoning@equallogic.com>
12569         * real.c (REAL_WORDS_BIG_ENDIAN): Make 1 for DEC.
12570         (LARGEST_EXPONENT_IS_NORMAL): Ditto.
12571         (VAX_HALFWORD_ORDER): Define (1 for DEC VAX, 0 otherwise).
12572         (TARGET_G_FLOAT): Default to 0 if not defined.
12573         (ieeetoe): New, common routine to convert target format floats
12574         to internal form.
12575         (e24toe, e53toe): Change to use ieeetoe, distinguish DEC
12576         vs. others.
12577         (e113toe): Change to use ieeetoe.
12579 2002-07-23  Roman Lechtchinsky  <rl@cs.tu-berlin.de>
12581         * real.c (REAL_WORDS_BIG_ENDIAN): Make sure it is 0 for DEC and 1 for
12582         IBM.
12583         (e53toe): Assume IEEE if non of DEC, IBM and C4X is defined.
12584         (e64toe): Remove special cases for DEC and IBM. Remove support for
12585         ARM_EXTENDED_IEEE_FORMAT.
12586         (e24toe): Remove special cases for DEC.
12587         (significand_size): Simplify. Indent.
12588         (ieee_format, ieee_24, ieee_53, ieee_64, ieee_113): New.
12589         (etoieee, toieee): New.
12590         (etoe113, toe113, etoe64, toe64, etoe53, toe53, etoe24, toe24): Use
12591         etoieee and toieee for IEEE arithmetic.
12593 2002-07-23  Gabriel Dos Reis  <gdr@nerim.net>
12595         * doc/extend.texi: Say ISO C90, not ISO C89.
12596         * doc/invoke.texi: Likewise.
12597         * doc/standards.texi: Likewise.
12599 2002-07-23  Steve Ellcey  <sje@cup.hp.com>
12601         * gcc/explow.c (convert_memory_address): Fix conversion of CONSTs.
12602         Fix permutation of conversion and plus/mult.
12603         * gcc/builtins.c (expand_builtin_memcpy) Ensure return pointer is
12604         ptr_mode and not Pmode when POINTERS_EXTEND_UNSIGNED is defined.
12605         (expand_builtin_strncpy) Ditto.
12606         (expand_builtin_memset) Ditto.
12608 2002-07-23  Gabriel Dos Reis  <gdr@nerim.net>
12610         Fix PR/7363:
12611         * c-common.c (c_sizeof_or_alignof_type): New function.
12612         (c_alignof): Remove definition.
12613         * c-common.h (c_sizeof, c_alignof): Define as macros.
12614         (c_sizeof_or_alignof_type): Declare.
12615         (my_friendly_assert): Moved from cp/cp-tree.h
12616         * c-typeck.c (c_sizeof): Remove definition.
12618 2002-07-23  Jan Hubicka  <jh@suse.cz>
12620         * gcse.c (try_replace_reg): Use num_changes_pending.
12621         * recog.c (num_changes_pending): New function.
12622         (validate_replace_src): Use validate_repalce_src_group.
12623         (validate_replace_src_group): New.
12624         * recog.h (validate_repalce_src_group): New.
12625         (num_changes_pending): Likewise.
12627 Tue Jul 23 12:16:58 2002  J"orn Rennecke <joern.rennecke@superh.com>
12629         * calls.c (emit_library_call_value_1): If
12630         FUNCTION_ARG_PASS_BY_REFERENCE is true, pretend this is neither
12631         libcall, const call nor pure call.
12633 2002-07-23  Neil Booth  <neil@daikokuya.co.uk>
12635         * config/m88k/m88k.h (SECTION_ASM_OP): Remove.
12637 2002-07-23  Neil Booth  <neil@daikokuya.co.uk>
12639         * vmsdbgout.c (SECTION_ASM_OP): Remove.
12641 2002-07-23  Neil Booth  <neil@daikokuya.co.uk>
12643         * config/i386/i386.c (AT_BP): Remove.
12645 2002-07-23  Neil Booth  <neil@daikokuya.co.uk>
12647         * defaults.h (obstack_chunk_alloc, obstack_chunk_free):
12648         Default definition.
12649         * gcse.c: Don't define obstack_chunk_free.
12650         * collect2.c, conflict.c, df.c, diagnostic.c, fix-header.c,
12651         flow.c, gcc.c, genattrtab.c, genautomata.c, genflags.c, gensupport.c,
12652         integrate.c, loop.c, ra.c, read-rtl.c, regrename.c, reload1.c,
12653         reorg.c, tlink.c, tree.c, config/arm/arm.c, objc/objc-act.c:
12654         Don't define obstack macros.
12656 2002-07-22  Stephane Carrez  <stcarrez@nerim.fr>
12658         PR target/6744
12659         * config/m68hc11/m68hc11.c (m68hc11_z_replacement): Also replace
12660         ASM_OPERANDS instructions.
12662 2002-07-22  Stephane Carrez  <stcarrez@nerim.fr>
12664         PR target/7361
12665         * config/m68hc11/m68hc11.c (go_if_legitimate_address_internal): Accept
12666         constant addresses only on 68HC12.
12668 2002-07-22  Neil Booth  <neil@daikokuya.co.uk>
12670         * cppfiles.c (stack_include_file): Correct test of whether
12671         a dependency should be output.
12673 2002-07-22  David Edelsohn  <edelsohn@gnu.org>
12675         * collect2.c (is_ctor_dtor): Add other possible JOINER values.
12677 2002-07-22  Richard Earnshaw  <rearnsha@arm.com>
12679         * arm.md (movqi): If optimizing and we can create pseudos, use
12680         a ZERO_EXTEND to load from memory, then copy the result into the
12681         target.
12682         (movhi): Likewise, but only for ARMv4.
12684 2002-07-22  Neil Booth  <neil@daikokuya.co.uk>
12686         * ssa-ccp.c (PHI_PARMS): Remove.
12688 2002-07-22  Richard Sandiford  <rsandifo@redhat.com>
12690         * config/mips/mips.h (CLASS_CANNOT_CHANGE_MODE): Include FP_REGS
12691         on big-endian targets.
12693 2002-07-22  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
12695         * hwint.h (HOST_WIDE_INT_PRINT_DEC_SPACE,
12696         HOST_WIDE_INT_PRINT_UNSIGNED_SPACE,
12697         HOST_WIDEST_INT_PRINT_DEC_SPACE, HOST_WIDEST_INT_PRINT_DEC_SPACE):
12698         New formatting macros.
12700         * ra-debug.c (dump_static_insn_cost): Avoid string concatenation.
12702 Mon Jul 22 15:27:25 2002  J"orn Rennecke <joern.rennecke@superh.com>
12704         * rtlanal.c (subreg_regno_offset): Return correct offset for
12705         big endian paradoxical subregs.
12707         * optabs.c (expand_vector_unop): Don't expand using sub_optab
12708         if we got the wrong mode.
12710         * hwint.c (define HOST_WIDE_INT_PRINT_DEC_C): New define.
12711         * genrecog.c (write_switch, write_cond): Use it.
12712         * genemit.c (gen_exp): Likewise.
12714 2002-07-22  Jakub Jelinek  <jakub@redhat.com>
12716         * c-decl.c (build_compound_literal): Set decl TREE_READONLY from TYPE.
12718 2002-07-22  Jakub Jelinek  <jakub@redhat.com>
12720         * c-decl.c (build_compound_literal): Defer compound literal decls
12721         until until file end to emit them only if they are actually used.
12723 2002-07-21  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
12725         * ra-build.c (check_conflict_numbers): Hide unused function.
12726         (livethrough_conflicts_bb): Avoid automatic aggregate
12727         initialization.
12728         (parts_to_webs_1): Avoid `U' integer constant modifier.
12729         (conflicts_between_webs): Wrap a variable in the macro controlling
12730         its usage.
12731         * ra-debug.c (ra_debug_msg): Use VA_OPEN/VA_CLOSE.
12732         (dump_igraph, dump_graph_cost): Avoid string concatenation
12733         (dump_static_insn_cost): Avoid automatic aggregate
12734         initialization.
12735         * ra-rewrite.c (insert_stores): Avoid automatic aggregate
12736         initialization.
12737         (dump_cost): Avoid string concatenation
12739 2002-07-21  Richard Henderson  <rth@redhat.com>
12741         * expr.c (expand_expr) [TRY_FINALLY_EXPR]: Don't use
12742         GOTO_SUBROUTINE_EXPR when finally_block can be re-expanded.
12744 2002-07-21  Richard Henderson  <rth@redhat.com>
12746         * unroll.c (find_splittable_givs): Do not split DEST_ADDR givs
12747         that are not unrolled completely.
12749 2002-07-21  Richard Henderson  <rth@redhat.com>
12751         * loop.h (LOOP_AUTO_UNROLL): Rename from LOOP_FIRST_PASS.
12752         * loop.c (strength_reduce): Update.
12753         * toplev.c (rest_of_compilation): Do unrolling in the first
12754         loop pass, not the second.
12756 2002-07-21  Richard Henderson  <rth@redhat.com>
12758         * emit-rtl.c (set_mem_attributes): Preserve indirection of PARM_DECL
12759         when flag_argument_noalias == 2.
12760         * alias.c (nonoverlapping_memrefs_p): Handle that.
12761         * print-rtl.c (print_mem_expr): Likewise.
12763 2002-07-21  Hartmut Schirmer  <hartmut.schirmer@arcor.de>
12765         * libgcc2.c (__divdi3, __moddi3): Use unary minus operator
12766         instead of __negdi2 directly.
12768 2002-07-21  Neil Booth  <neil@daikokuya.co.uk>
12770         * gengenrtl.c (gencode): Don't define obstack_alloc_rtx.
12771         * function.c (SYMBOL__MAIN): Remove definition.
12772         * global.c (SET_CONFLICT, REGBITP, ALLOCNO_LIVE_P): Remove.
12773         * predict.c (PROB_NEVER, PROB_LIKELY, PROB_UNLIKELY): Remove.
12774         * profile.c (GCOV_INDEX_TO_BB): Remove.
12775         * sched-rgn.c (ABS_VALUE, MIN_DIFF_PRIORITY, MIN_PROB_DIFF): Remove.
12776         * simplify-rtx.c (FIXED_BASE_PLUS_P): Remove.
12778 2002-07-21  Neil Booth  <neil@daikokuya.co.uk>
12780         * c-lex.c (GET_ENVIRONMENT): Remove.
12781         * collect2.c (GET_ENV_PATH_LIST): Remove.
12782         (prefix_from_env): Use GET_ENVIRONMENT.
12783         * cppinit.c (GET_ENV_PATH_LIST): Remove.
12784         (init_standard_includes): Use GET_ENVIRONMENT.
12785         * defaults.h (GET_ENVIRONMENT): Define here if not already.
12786         * gcc.c (GET_ENV_PATH_LIST): Remove.
12787         (make_relative_prefix, process_command): Update.
12788         * protoize.c (GET_ENV_PATH_LIST): Remove.
12789         (do_processing): Update.
12791 2002-07-21  Gabriel Dos Reis  <gdr@nerim.net>
12793         * c-decl.c (build_array_declarator): Say 'ISO C90', not 'ISO C89'.
12794         (grokdeclarator): Likewise.
12795         * c-format.c (C_STD_NAME): Likewise.
12796         * c-lex.c (interpret_integer): Likewise.
12797         * c-typeck.c (build_array_ref): Likewise.
12798         * cpplex.c (_cpp_lex_direct): Likewise.
12799         * toplev.c (documented_lang_options): Likewise.
12801 2002-07-21  Neil Booth  <neil@daikokuya.co.uk>
12803         * c-format.c (T99_I, T99_UI): Remove.
12805 2002-07-21  Neil Booth  <neil@daikokuya.co.uk>
12807         * c-typeck.c (SAVE_SPELLING_DEPTH): Remove.
12809 Sun Jul 21 21:36:41 CEST 2002  Jan Hubicka  <jh@suse.cz>
12811         * gcse.c (do_local_cprop): Do not extend lifetimes of registers set by
12812         do_local_cprop.
12814 2002-07-21  Andreas Jaeger  <aj@suse.de>
12816         * reload1.c (fixup_abnormal_edges): Remove unused variable.
12818 2002-07-21  Bernd Schmidt  <bernds@redhat.com>
12820         Improvements for the ifcvt pass from Michael Meissner, with patches
12821         by Richard Sandiford <rsandifo@redhat.com>
12822         * basic-block.h (struct ce_if_block, ce_if_block_t): New types.
12823         * ifcvt.c (cond_exec_changed_p): New static variable.
12824         (last_active_insn): New function, renamed from last_active_insn_p
12825         and changed to return the last active insn in a basic block. All
12826         callers updated.
12827         (block_fallthru): New function.
12828         (cond_exec_process_insns): New argument CE_INFO.  Pass it to
12829         IFCVT_MODIFY_INSN.  All callers updated.
12830         Return false if START or END are NULL.
12831         Handle case where we're processing an insn that is already
12832         conditional.
12834         (noce_process_if_block): CE_INFO argument rather than
12835         multiple args containing the involved basic blocks.  All callers
12836         changed.
12837         (process_if_block, merge_if_block, find_if_block,
12838         cond_exec_process_if_block): Likewise.
12840         (cond_exec_process_if_block): New arg DO_MULTIPLE_P.  All callers
12841         changed.
12842         Use new function last_active_insn to simplify some code.
12843         New code to handle multiple tests.
12844         Call IFCVT_MODIFY_CANCEL in all failure cases, otherwise set
12845         cond_exec_changed_p to TRUE.
12847         (process_if_block): New code to handle multiple tests.
12848         (merge_if_block): Likewise.
12849         (find_if_header): New arg PASS.  Changed to return the currently
12850         processed basic block or NULL instead of true/false. All callers
12851         changed.
12852         Call IFCVT_INIT_EXTRA_FIELDS.
12853         (block_jumps_and_fallthru_p): New function.
12854         (find_if_block): Discover opportunities to convert multiple tests.
12855         Add additional debugging output.
12856         Update the ce_info structure before returning.
12858         (if_convert): Run multiple passes of if-conversion.
12859         * doc/tm.texi (IFCVT_MODIFY_TESTS, IFCVT_MODIFY_INSN,
12860         IFCVT_MODIFY_FINAL, IFCVT_MODIFY_CANCEL, IFCVT_MODIFY_MULTIPLE_TESTS,
12861         IFCVT_INIT_EXTRA_FIELDS, IFCVT_EXTRA_FIELDS): Update documentation for
12862         these macros.
12864 Sun Jul 21 00:54:54 CEST 2002  Jan Hubicka  <jh@suse.cz>
12866         * gcse.c: Include cselib.h
12867         (constptop_register): Break out from ...
12868         (cprop_insn): ... here; kill basic_block argument.
12869         (do_local_cprop, local_cprop_pass): New functions.
12870         (one_cprop_pass): Call local_cprop_pass.
12872 2002-07-20  Roger Sayle  <roger@eyesopen.com>
12874         * simplify-rtx.c (simplify_relational_operation): Optimize
12875         abs(x) < 0.0 (and abs(x) >= 0.0 when using -ffast-math).
12877 2002-07-20  Michae Matz  <matz@suse.de>
12879         * ra-build.c: (remember_web_was_spilled): Use GENERAL_REGS.
12881 2002-07-20  Neil Booth  <neil@daikokuya.co.uk>
12883         * cppexp.c (struct op): Add token pointer.
12884         (check_promotion, CHECK_PROMOTION): New.
12885         (optab): Update.
12886         (_cpp_parse_expr): Update, use token pointer of struct op.
12887         (reduce): Warn about change of sign owing to promotion.
12888         * cppinit.c (cpp_handle_option): New warning if -Wall.
12889         * cpplib.h (struct cpp_options): New member.
12891 2002-07-19  David Edelsohn  <edelsohn@gnu.org>
12893         * config/rs6000/rs6000.md: Remove ppc630 fpcompare from single
12894         fpu list.  Separate Power4 compare and delayed_compare.  Correct
12895         Power4 fpcompare.
12896         (fix_truncdfsi2_internal): Restore FPR preference.
12897         * config/rs6000/t-aix43 (MULTILIB_MATCHES): Add mcpu?power3,
12898         mcpu?power4, mcpu?604e.  Remove mpower, mpower2, mpowerpc.
12900 2002-07-19  Momchil Velikov <velco@fadata.bg>
12902         * reload1.c (reload_as_needed): Duplicate oldpat.
12904 2002-07-20  Alan Modra  <amodra@bigpond.net.au>
12906         PR optimization/7130
12907         * loop.h (struct loop_info): Add "preconditioned".
12908         * unroll.c (unroll_loop): Set it.
12909         * doloop.c (doloop_modify_runtime): Correct count for unrolled loops.
12911 2002-07-19  Zack Weinberg  <zack@codesourcery.com>
12913         * rtl.def (CODE_LABEL): Remove slot 8.
12914         * rtl.h (struct rtx_def): Document new uses of jump and call fields.
12915         (LABEL_ALTERNATE_NAME): Delete.
12916         (LABEL_KIND, SET_LABEL_KIND, LABEL_ALT_ENTRY_P): New.
12917         * defaults.h: Remove default for ASM_OUTPUT_ALTERNATE_LABEL_NAME.
12919         * final.c (output_alternate_entry_point): New.
12920         (final_scan_insn): Use it instead of
12921         ASM_OUTPUT_ALTERNATE_LABEL_NAME.  Do not consider possibility
12922         of a case label being an alternate entry point.
12924         * cfgbuild.c (make_edges, find_bb_boundaries): Use LABEL_ALT_ENTRY_P.
12925         * emit-rtl.c (gen_label_rtx): Adjust call to gen_rtx_CODE_LABEL.
12926         Do not clear LABEL_NUSES (unnecessary) or LABEL_ALTERNATE_NAME
12927         (field deleted).
12928         * print-rtl.c, ra-debug.c: Update code to output CODE_LABELs.
12930         * doc/rtl.texi: Document LABEL_KIND, SET_LABEL_KIND, and
12931         LABEL_ALT_ENTRY_P; not LABEL_ALTERNATE_NAME.
12932         * doc/tm.texi: Delete documentation of
12933         ASM_OUTPUT_ALTERNATE_LABEL_NAME.
12935 2002-07-19  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
12937         * config/mips/iris5gas.h (DWARF2_DEBUGGING_INFO): Define.
12938         (PREFERRED_DEBUGGING_TYPE): Use DWARF2_DEBUG.
12939         (LINK_SPEC): Define.
12940         (STARTFILE_SPEC): Define.
12941         (ENDFILE_SPEC): Define.
12943         * config/mips/iris6-o32.h (LINK_SPEC): Move ...
12944         * config/mips/iris6-o32-as.h (LINK_SPEC): ... here.
12946         * config/mips/iris6-o32-gas.h: New file.
12947         * config.gcc (mips-sgi-irix6*o32): Use it.
12949         * config/mips/t-iris5-gas: New file.
12950         * config.gcc (mips-sgi-irix6*o32, mips-sgi-irix5*): Use it.
12952 2002-07-19  Neil Booth  <neil@daikokuya.co.uk>
12954         * cppexp.c (ALWAYS_EVAL): Remove.
12955         (optab, reduce): Always evaluate.
12956         (num_unary_op, num_binary_op, num_div_op): Issue diagnostics
12957         only if not skipping evaluation.
12959 2002-07-19  Marek Michalkiewicz  <marekm@amelek.gda.pl>
12961         * config/avr/avr.c (debug_hard_reg_set): Remove.
12963 2002-07-19  Chris Demetriou  <cgd@broadcom.com>
12965         * gcc.c (cpp_options): Include "%1" (cc1_spec).
12967 2002-07-19  Richard Henderson  <rth@redhat.com>
12969         * loop.c (loop_givs_rescan): Delete the REG_EQUAL note, not the insn.
12971 2002-07-19  Alan Modra  <amodra@bigpond.net.au>
12973         * prefix.c (update_path): Don't zap single `.' path components
12974         unless followed by another `.' and fix typo last patch.
12976 2002-07-18  Neil Booth  <neil@daikokuya.co.uk>
12978         * cppexp.c (cpp_num_mul): Remove unused parameter.
12979         (UNARY, BINARY, OTHER, binary_handler): Remove.
12980         (ALWAYS_EVAL): New.
12981         (optab): Update.
12982         (reduce): Refactor to a large switch, don't use a function
12983         pointer.
12985 2002-07-18  Bo Thorsen  <bo@berlioz.suse.de>
12987         * config/i386/linux64.h (STARTFILE_PREFIX_SPEC): Define this always.
12989 Thu Jul 18 19:39:18 2002  J"orn Rennecke <joern.rennecke@superh.com>
12991         * sh-protos.h (sh_expand_unop_v2sf): Move inside #ifdef RTX_CODE guard.
12992         (sh_expand_binop_v2sf): Likewise.
12993         * sh.c (machine_dependent_reorg): Add move for UNSPEC_MOVA.
12994         (int_gpr_dest, trunc_hi_operand): New functions.
12995         * sh.h (PREDICATE_CODES): Add any_register_operand, int_gpr_dest and
12996         trunc_hi_operand.
12997         (SPECIAL_MODE_PREDICATES, any_register_operand): Define.
12998         * sh.md (cmpeqdi_t+1): Remove comments that genrecog warns about.
12999         (adddi3_compact+1, subdi3_compact+1, ashlsi3_n+1, ashlhi3+1): Likewise.
13000         (ashrsi2_16+1, ashrsi2_31+1, lshrsi3_n+1, ashrdi3+[12]): Likewise.
13001         (and_shl_scratch+[12], zero_extendhidi2+1): Likewise.
13002         (zero_extendhisi2_media+1, extendhidi2+1, extendqidi2+1): Likewise.
13003         (extendhisi2_media+1, extendqisi2_media+1): Likewise.
13004         (movsi_media_nofpu+[12], movhi_media+1, movdi_media_nofpu+1): Likewise.
13005         (movdi_const_16bit+[12], movdf_i4+[123], reload_outdf+[2-5]): Likewise.
13006         (movsf_ie+1): Likewise.
13007         (loaddi_trunc): Use int_gpr_dest predicate.
13008         (use_sfunc_addr, indirect_jump_scratch, sibcall_compact): Add mode(s).
13009         (mova, mova_const, GOTaddr2picreg, ptrel, casesi_worker_0): Likewise.
13010         (casesi_worker_0+[12], casesi_worker): Likewise.
13011         (shcompact_preserve_incoming_args): Likewise.
13012         (mov_nop): Use any_register_operand predicate.
13013         (mperm_w0): Use trunc_hi_operand predicate.
13015 2002-07-18  John David Anglin  <dave@hiauly1.hia.nrc.ca>
13017         * pa-linux.h (DWARF2_UNWIND_INFO): Delete define.
13018         * pa.h (EH_RETURN_DATA_REGNO): Revise TARGET_64BIT and correct
13019         numbering.
13021 2002-07-18  John David Anglin  <dave@hiauly1.hia.nrc.ca>
13023         * pa.c (output_deferred_plabels): Remove unused millicode enum mulU.
13025 2002-07-18  Richard Henderson  <rth@redhat.com>
13027         PR optimization/7147
13028         * ifcvt.c (noce_get_condition): Make certain that the condition
13029         is valid at JUMP.
13031 Thu Jul 18 13:44:51 2002  J"orn Rennecke <joern.rennecke@superh.com>
13033         * sh.c (barrier_align, push): Shut up compiler warnings.
13034         (initial_elimination_offset,sh_media_init_builtins): Likewise.
13035         (reg_no_subreg_operand): Delete.
13037 2002-07-17  Bo Thorsen  <bo@suse.de>
13039         * config/i386/linux64.h (LINK_SPEC): Remove bogus -Y option.
13040         (STARTFILE_PREFIX_SPEC): Define for NATIVE_CROSS compilations.
13041         (STARTFILE_SPEC): Remove hardcoded library paths.
13042         (ENDFILE_SPEC): Likewise.
13044 Thu Jul 18 09:38:59 CEST 2002  Jan Hubicka  <jh@suse.cz>
13046         * gcse.c (hoist_expr_reaches_here_p):  Stop once expr_bb is reached.
13048         * gcse.c (try_replace_reg): Do not return false positives.
13050 2002-07-18  Alan Modra  <amodra@bigpond.net.au>
13052         * prefix.c: (update_path): Strip ".." components when prior dir
13053         doesn't exist.  Pass correct var to UPDATE_PATH_HOST_CANONICALIZE.
13055         * config/rs6000/sysv4.h (ASM_OUTPUT_REG_PUSH): Remove 64-bit support.
13056         (ASM_OUTPUT_REG_POP): Likewise.
13058 2002-07-18  Alan Modra  <amodra@bigpond.net.au>
13060         * config/rs6000/rs6000.c (first_reg_to_save): Remove bogus
13061         adjustments to first_reg for profiling case.
13062         (output_function_profiler): Correct lr save slot for ABI_AIX_NODESC.
13063         Disable profiling for 64 bit code on both ABI_V4 and ABI_AIX_NODESC.
13064         Save static chain reg to sp + 12 on ABI_AIX_NODESC.
13065         * config/rs6000/sysv4.h (ASM_OUTPUT_REG_PUSH): Define.
13066         (ASM_OUTPUT_REG_POP): Define.
13067         * config/rs6000/linux64.h (ASM_OUTPUT_REG_PUSH): Undef.
13068         (ASM_OUTPUT_REG_POP): Undef.
13070 2002-07-17  Neil Booth  <neil@daikokuya.co.uk>
13072         * cpplib.c (do_sccs): Handle #sccs on all systems.
13073         * system.h (SCCS_DIRECTIVE): Poison.
13074         * config/darwin.h, config/freebsd.h, config/netbsd.h,
13075         config/ptx4.h, config/svr3.h, config/svr4.h, config/alpha/elf.h,
13076         config/arm/linux-elf.h, config/c4x/c4x.h, config/d30v/d30v.h,
13077         config/i370/i370.h, config/i386/gas.h, config/i386/sco5.h,
13078         config/i960/i960.h, config/m68hc11/m68hc11.h, config/m68k/3b1.h,
13079         config/m68k/3b1g.h, config/m68k/crds.h, config/m68k/mot3300.h,
13080         config/m68k/pbb.h, config/m88k/m88k.h, config/mips/mips.h,
13081         config/sparc/pbd.h, config/stormy16/stormy16.h, config/vax/vaxv.h:
13082         Remove all references to SCCS_DIRECTIVE.
13083         * doc/cpp.texi, doc/tm.texi: Update.
13085 Wed Jul 17 19:23:32 2002  J"orn Rennecke <joern.rennecke@superh.com>
13087         * regrename.c (maybe_mode_change): New function.
13088         (find_oldest_value_reg, copyprop_hardreg_forward_1): Use it.
13090 2002-07-17  Rodney Brown  <rbrown64@csc.com.au>
13092         * config/i386/i386.c (ix86_expand_int_movcc): In the general case
13093         suppress addition when either ct or cf are zero.
13095 2002-07-17  Eric Botcazou <ebotcazou@multimania.com>
13096             Glen Nakamura <glen@imodulo.com>
13098         PR optimization/6713
13099         * loop.c (loop_givs_rescan): Explicitly delete the insn that
13100         sets a non-replaceable giv after issuing the new one.
13102 2002-07-17  Neil Booth  <neil@daikokuya.co.uk>
13104         * cppexp.c (cpp_interpret_integer, append_digit, parse_defined,
13105         eval_token): Clarify and correct use of "bool" variables.
13106         * cpplib.h (struct cpp_options): Similarly.
13107         * cppmacro.c (parse_params, _cpp_save_parameter): Ditto.
13108         * cpptrad.c (recursive_macro): Similarly.
13110 Wed Jul 17 17:08:06 2002  J"orn Rennecke <joern.rennecke@superh.com>
13112         * config/sh/lib1funcs.asm (udivsi3_i4): Implement SHcompact version in
13113         SHmedia code.
13115         * sh.md (cmpgtudi_media): Remove spurious @.
13117         * config/sh/lib1funcs.asm (FMOVD_WORKS): Don't define for little endian.
13118         * sh.h (OVERRIDE_OPTIONS): Don't set FMOVD_BIT for little endian.
13120         * config/sh/lib1funcs.asm (init_trampoline): New entry point.
13121         * sh-protos.h (sh_initialize_trampoline): Declare.
13122         * sh.c (sh_initialize_trampoline): New function.
13123         * sh.h (TRAMPOLINE_SIZE): Only 24 for TARGET_SHMEDIA32.
13124         (TRAMPOLINE_ALIGNMENT): Need cache-line alignment for TARGET_SHMEDIA.
13125         (INITIALIZE_TRAMPOLINE): Call sh_initialize_trampoline.
13126         (TRAMPOLINE_ADJUST_ADDRESS): Not needed for SHcompact.
13127         * sh.md (initialize_trampoline, double_shori): New patterns.
13128         (initialize_trampoline_compact): Likewise.
13129         (shmedia32_initialize_trampoline_big): Remove.
13130         (shmedia32_initialize_trampoline_little): Likewise.
13132         * sh-protos.h (binary_float_operator): Remove declaration.
13133         (sh_expand_unop_v2sf, sh_expand_binop_v2sf): Declare.
13134         * sh.c (print_operand, case 'N'): Check against CONST0_RTX.
13135         (unary_float_operator, sh_expand_unop_v2sf): New functions.
13136         (sh_expand_binop_v2sf): Likewise.
13137         (zero_vec_operand): Delete.
13138         (SH_BLTIN_UDI): New builtin shared signature define.  Renumbered
13139         all non-shared ones.
13140         (bdesc): Change all the mextr builtins to use SH_BLTIN_UDI.
13141         Enable nsb and byterev.
13142         * sh.h (CONDITIONAL_REGISTER_USAGE): Initialize DF_HI_REGS.
13143         (HARD_REGNO_MODE_OK): Allow TImode in fp regs.  Allow V2SFmode
13144         in general regs.
13145         (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Add DF_HI_REGS.
13146         (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.  Remove clause for
13147         immediate operands.
13148         (SECONDARY_INPUT_RELOAD_CLASS): Add clause for immediate operands.
13149         Add DF_HI_REGS.
13150         (CLASS_CANNOT_CHANGE_MODE, CLASS_CANNOT_CHANGE_MODE_P): Allow
13151         lowpart fp regs - only for big endian for now.
13152         (LEGITIMATE_CONSTANT_P): Don't allow nonzero float vectors
13153         when FPU is in use.
13154         (EXTRA_CONTRAINT_U): Check against CONST0_RTX.
13155         (LOAD_EXTEND_OP): NIL for SImode.
13156         (REGISTER_MOVE_COST): Add DF_HI_REGS.  Const for moves between
13157         general and fp registers is 4.
13158         PREDICATE_CODES: Amend binary_float_operator entry.
13159         Remove zero_vec_operand.  Add unary_float_operator.
13160         * sh.md (udivsi3_i4_media): Use truncate instead of paradoxical
13161         subreg SET_DEST.
13162         (truncdisi2, truncdihi2, movv2sf): Allow memory destinations.
13163         (truncdiqi2): Do sign extension.
13164         (movsi_media, movdi_media): Allow to use r63 to an fp register.
13165         (movdf_media, movsf_media): Likewise.
13166         (movv2sf_i, movv2sf_i+1): Don't use f{ld,st}.p or SUBREGS.
13167         Collapse to one define_insn_and_split.  Allow immediate sources.
13168         (addv2sf3, subv2sf3, mulv2sf3, divv2sf3): New patterns.
13169         (movv4sf_i): Allow immediate sources.  Use simplify_gen_subreg.
13170         (movv4sf): Allow immediate sources.
13171         (movsf_media_nofpu+1): Don't split moves to FP registers.
13172         (unary_sf_op, binary_sf_op, mshflo_w_x, concat_v2sf): New patterns.
13173         (movv8qi_i+3): Check against CONST0_RTX.
13174         (mextr1, mextr2. mextr3. mextr4, mextr5, mextr6, mextr7): Use DImode
13175         for input and output operands.  Fix argument 3 to gen_mextr_rl.
13176         (mmul23_wl, mmul01_wl, mmulsum_wq_i): s/const_vector/parallel/
13177         (msad_ubq_i, mshf4_b, mshf0_b, mshf4_l, mshf0_l, mshf4_w): Likewise.
13178         (mshf0_w, fipr, ftrv): Likewise.
13179         (mshfhi_l_di): Now insn_and_split.  Can handle FP regs.
13181 2002-07-17  Jeroen Dobbelaere  <jeroen.dobbelaere@acunia.com>
13183         * arm.h (ARM_NUM_INTS, ARM_NUM_REGS, ARM_NUM_REGS2): Renamed from
13184         NUM_INTS, NUM_REGS and ARM_NUM_REGS2 respectively.  All uses changed.
13185         * arm.c: Similarly.
13187 2002-07-17  Richard Sandiford  <rsandifo@redhat.com>
13189         * config/mips/mips-protos.h (mips_sign_extend): Declare.
13190         * config/mips/mips.h (MASK_DEBUG_H, TARGET_DEBUG_H_MODE): Remove.
13191         (TARGET_SWITCHES): Remove debugh.
13192         (ISA_HAS_TRUNC_W): New macro.
13193         (CLASS_CANNOT_CHANGE_MODE): Include FP_REGS if TARGET_FLOAT64.
13194         (PREDICATE_CODES): Remove se_nonimmediate_operand.
13195         * config/mips/mips.c (movdi_operand): Allow sign-extensions of
13196         any SImode move_operand.
13197         (se_nonimmediate_operand): Remove.
13198         (mips_sign_extend): New.
13199         (mips_move_2words): Use it for sign-extended source operands.
13200         (override_options): Allow integers to be put into single FPRs.
13201         (mips_secondary_reload_class): Handle integers in float registers.
13202         * config/mips/mips.md (extendsidi2): Turn into a define_expand.
13203         (fix_truncsfsi2, fix_truncdfsi2): Likewise.
13204         (fix_truncdfsi2_insn, fix_truncdfsi2_macro): New.
13205         (fix_truncsfsi2_insn, fix_truncsfsi2_macro): New.
13206         (fix_truncdfdi2): Provide only a single alternative, in which the
13207         integer is in a float register.  Depend on TARGET_FLOAT64 rather
13208         than TARGET_64BIT.
13209         (fix_truncsfdi2, floatdidf2, floatdisf2): Likewise.
13210         (floatsidf2, floatsisf2): Likewise, but no TARGET_FLOAT64 dependency.
13211         (movdi_internal2): Don't allow the source operand to be sign-extended.
13212         Add alternatives for float registers.
13213         (*movdi_internal2_extend): New.  Version of movdi_internal2 that
13214         allows sign-extension.
13215         (*movdi_internal2_mips16): Name the existing mips16 movdi pattern.
13216         (movsi_internal2): Rename to movsi_internal.  Add alternatives for
13217         float registers.  Remove TARGET_DEBUG_H_MODE test.
13218         (movhi_internal1): Rename to movhi_internal.  Don't check
13219         TARGET_DEBUG_H_MODE.  Fix transposed *d and *f source constraints.
13220         (movqi_internal1): Rename to movqi_internal and remove
13221         TARGET_DEBUG_H_MODE dependency.
13222         (movsi_internal1, movhi_internal2, movqi_internal2): Remove.
13224 2002-07-16  Jim Wilson  <wilson@redhat.com>
13226         * toplev.c (lang_dependent_init): Create function context for
13227         init_expr_once.
13229 2002-07-16  Hans-Peter Nilsson  <hp@axis.com>
13231         * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC): Don't
13232         --gc-sections if -r.
13233         * config/cris/cris.h: Ditto.
13235 2002-07-16  Rodney Brown  <rbrown64@csc.com.au>
13237         * config/i386/i386.c (ix86_expand_int_movcc): In the case where
13238         the comparison directly gives a mask suppress addition when cf is
13239         zero by complementing the mask.
13241 2002-07-16  Nathanael Nerode  <neroden@gcc.gnu.org>
13243         * Makefile.in: Delete references to enquire.
13244         * enquire.c: Move to contrib.
13246 2002-07-16  Stan Shebs  <shebs@apple.com>
13248         * config/darwin.h (ASM_OUTPUT_LABEL): Move to here from
13249         config/rs6000/darwin.h.
13250         (ASM_OUTPUT_SKIP): Ditto.
13251         (TEXT_SECTION_ASM_OP): Ditto.
13252         (DATA_SECTION_ASM_OP): Ditto.
13253         (ASM_APP_ON): Define.
13254         (ASM_APP_OFF): Define.
13255         * config/rs6000/darwin.h (ASM_OUTPUT_LABEL, ASM_OUTPUT_SKIP,
13256         TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Remove.
13258         * config/darwin.c (func_name_maybe_scoped): Remove unused decl.
13259         (machopic_function_base_name): Declare result to be const.
13260         (machopic_non_lazy_ptr_name): Ditto.
13261         (machopic_stub_name): Ditto.
13262         * config/darwin-protos.h: Ditto for the prototypes.
13264 Wed Jul 17 00:22:39 CEST 2002  Jan Hubicka  <jh@suse.cz>
13266         * m68hc11.c (m68hc11_reorg): Do not rebuild CFG.
13268 Wed Jul 17 00:20:48 CEST 2002  Jan Hubicka  <jh@suse.cz>
13270         * i386.md (prefetch): Fix for 64bit mode.
13271         (prefetch_sse_rex, prefetch_3dnow_rex): New patterns.
13273 Wed Jul 17 00:19:20 CEST 2002  Jan Hubicka  <jh@suse.cz>
13275         * i386.h (MACHINE_DEPENDENT_REORG): New macro.
13276         * i386.c (x86_machine_dependent_reorg): New function.
13277         * i386-protos.h (x86_machine_dependent_reorg): Declare.
13279 2002-07-16  Zack Weinberg  <zack@codesourcery.com>
13281         * builtins.c (std_expand_builtin_va_start): Remove unused
13282         first argument.
13283         (expand_builtin_va_start): Call EXPAND_BUILTIN_VA_START and
13284         std_expand_builtin_va_start with just two arguments.
13285         * expr.h: Update prototypes.
13287         * alpha-protos.h, alpha.h, alpha.c, arc-protos.h, arc.h,
13288         arc.c, d30v-protos.h, d30v.h, d30v.c, i386-protos.h, i386.h,
13289         i386.c, i960-protos.h, i960.h, i960.c, m88k-protos.h, m88k.h,
13290         m88k.c, mips-protos.h, mips.h, mips.c, mn10300-protos.h,
13291         mn10300.h, mn10300.c, pa-protos.h, pa.h, pa.c,
13292         rs6000-protos.h, rs6000.h, rs6000.c, s390-protos.h, s390.h,
13293         s390.c, sh-protos.h, sh.h, sh.c, sparc-protos.h, sparc.h,
13294         sparc.c, stormy16-protos.h, stormy16.h, stormy16.c,
13295         xtensa-protos.h, xtensa.h, xtensa.c:  Remove unused first
13296         argument from all implementations of EXPAND_BUILTIN_VA_START
13297         and all uses of std_expand_builtin_va_start.
13299 Tue Jul 16 19:32:58 2002  J"orn Rennecke <joern.rennecke@superh.com>
13301         * regrename.c (copy_value): Don't record high part copies.
13303 2002-07-16  Steve Ellcey  <sje@cup.hp.com>
13305         * gcc/config/pa/long_double.h (FIXUNS_TRUNCTFDI2_LIBCALL): New define.
13306         (fixunstfdi_libfunc): Change to use FIXUNS_TRUNCTFDI2_LIBCALL.
13307         * gcc/config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_udbl): New function.
13309 2002-07-16  Ian Dall  <ian@sibyl.beware.dropbear.id.au>
13311         * doc/invoke.texi (NS32K Options): Document -mieee-compare option
13313         * config/ns32k/ns32k.md (addsi3, *frame_addr, *stack_addr): merge
13314         into addsi3 using register class "x" and "y".
13316         * config/ns32k/ns32k.md (*madddf, *maddsf, *msubdf, *msubsf):
13317         "earlyclobber" constraint modifier for some alternative.
13319         * config/ns32k/ns32k.md (tstdf, tstsf, cmpdf, cmpsf, blt, ble)
13320         (*ble, *blt): Flag to indicate bCOND and sCOND should check for
13321         unordered.
13322         config/ns32k/ns32k.h (CC_UNORD): define corresponding mask.
13324         * config/ns32k/ns32k.h (TARGET_IEEE_COMPARE, MASK_IEEE_COMPARE)
13325         (TARGET_SWITCHES): Add -mieee-compare option.
13326         (OVERRIDE_OPTIONS): 32332 is a subset of
13327         32532. Don't use IEEE_COMPARE -funsafe-math-optimizations.
13328         (TARGET_SWITCHES): Fix description of bitfield option.
13329         * config/ns32k/netbsd.h (TARGET_DEFAULT): Add
13330         -mieee-compare option. Remove 32332 flag.
13332 2002-07-16  Steve Ellcey  <sje@cup.hp.com>
13334         * explow.c (convert_memory_address): Remove special handling
13335         when POINTERS_EXTEND_UNSIGNED < 0.
13336         * config/ia64.md (movsi_symbolic): New instruction for ILP32 mode.
13337         (movedi_symbolic): Fix typo.
13338         (load_fptr): Remove mode restriction so it works for SI and DI.
13339         (load_fptr_internal1): Ditto.
13340         (load_gprel): Ditto.
13341         (load_symptr_internal1): Ditto.
13342         (call_pic): Ditto.
13343         * config/ia64.c (call_operand): Modify mode check.
13344         (ia64_expand_load_address): Handle DI and SI addresses and symbols.
13345         (ia64_expand_move): Ditto.
13346         (ia64_assemble_integer): Handle SImode function pointers.
13347         (ia64_expand_fetch_and_op): Handle SImode mem addresses.
13348         (ia64_expand_op_and_fetch): Ditto.
13349         (ia64_expand_compare_and_swap): Ditto.
13350         (ia64_expand_lock_test_and_set): Ditto.
13351         (ia64_expand_lock_release): Ditto.
13353 2002-07-16  Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
13355         * arm.c (emit_sfm): Don't set RTX_FRAME_RELATED_P on DWARF.
13357 2002-07-16  Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
13358             Richard Earnshaw  <rearnsha@arm.com>
13360         * arm.h (LEGITIMATE_PIC_OPERAND_P): Only test
13361         CONSTANT_POOL_ADDRESS_P if a SYMBOL_REF.  Simplify logic.
13363 2002-07-16  Richard Earnshaw  <rearnsha@arm.com>
13365         * arm.md (stack_tie): New insn.  Use an idiom that the alias code
13366         understands to be a memory clobber.
13367         * arm.c (arm_expand_prologue): Use it.
13369 2002-07-16  Daniel Berlin  <dberlin@dberlin.org>
13371         * ra-rewrite.c: #include reload.h, insn-config.h
13372         * ra-build.c: #include reload.h
13373         * Makefile.in: Update ra-rewrite.o, ra-build.o dependencies to
13374         depend on reload.h, insn-config.h.
13376 Tue Jul 16 11:57:45 2002  J"orn Rennecke <joern.rennecke@superh.com>
13378         * expr.c (emit_move_insn_1): Handle arbitrary moves that are
13379         the same size as a word.
13381         * regrename.c (find_oldest_value_reg): Take WORDS_BIG_ENDIAN /
13382         BYTES_BIG_ENDIAN into account.
13384 Tue Jul 16 12:22:44 CEST 2002  Jan Hubicka  <jh@suse.cz>
13386         * i386.md (prefetch): Fix for 64bit mode.
13387         (prefetch_sse_rex, prefetch_3dnow_rex): New patterns.
13389         * i386.md (movss, movsd): Use xorps/xorpd for Athlon.
13391 2002-07-16  Marek Michalkiewicz  <marekm@amelek.gda.pl>
13393         * hard-reg-set.h (TEST_HARD_REG_BIT): Return 1 if the bit is set.
13395 2002-07-15  Zack Weinberg  <zack@codesourcery.com>
13397         * ginclude/varargs.h: Replace with stub which issues #error.
13398         * ginclude/stdarg.h: __builtin_stdarg_start is renamed
13399         __builtin_va_start.
13401         * builtins.def (BUILT_IN_VARARGS_START): Delete.
13402         (BUILT_IN_VA_START): New.
13403         * builtins.c (expand_builtin_va_start): Eliminate first
13404         argument and code to implement pre-ISO varargs.
13405         (std_expand_builtin_va_start): Ignore first argument; it is
13406         always 1.
13407         (expand_builtin): Handle BUILT_IN_VA_START and
13408         BUILT_IN_STDARG_START identically.  Delete
13409         BUILT_IN_VARARGS_START case.
13411         * function.c (assign_parms): Delete hide_last_arg and all
13412         its uses.
13413         (mark_varargs): Delete function.
13414         * function.h (struct function): Delete 'varargs' bit.
13415         (current_function_varargs): Delete macro.
13416         * tree.h: Don't declare mark_varargs.
13418         * c-decl.c (c_function_varargs, c_mark_varargs): Delete.
13419         (c_expand_body): Don't call mark_varargs.
13420         * c-objc-common.c: Handle BUILT_IN_VA_START and
13421         BUILT_IN_STDARG_START identically.  Delete
13422         BUILT_IN_VARARGS_START case.
13423         * c-tree.h: Don't declare c_mark_varargs.
13424         * c-parse.in: Remove grammar rules for '&...' (which has been
13425         commented out since before 2.7.2) and for '...' in K+R
13426         argument declarations.
13428         * builtins.c, function.c, integrate.c, sibcall.c,
13429         config/alpha/unicosmk.h, config/arc/arc.c, config/arc/arc.h,
13430         config/avr/avr.c, config/cris/cris.c, config/fr30/fr30.c,
13431         config/i960/i960.c, config/i960/i960.md, config/m32r/m32r.c,
13432         config/m32r/m32r.h, config/m88k/m88k.c, config/m88k/m88k.h,
13433         config/mips/mips.c, config/mmix/mmix.c, config/mmix/mmix.h,
13434         config/mn10300/mn10300.c, config/pa/som.h, config/s390/s390.c,
13435         config/sh/sh.c, config/sh/sh.h, config/sparc/sparc.h,
13436         config/stormy16/stormy16.c: Delete all references to
13437         current_function_varargs, and code predicated on that flag.
13439         * config/alpha/alpha.c (alpha_va_start),
13440         config/arc/arc.c (arc_va_start),
13441         config/i386/i386.c (ix86_va_start),
13442         config/mips/mips.c (mips_va_start),
13443         config/mn10300/mn10300.c (mn10300_va_start),
13444         config/rs6000/rs6000.c (rs6000_va_start),
13445         config/s390/s390.c (s390_va_start),
13446         config/sh/sh.c (sh_va_start),
13447         Ignore first argument; it is always 1.
13449         * config/c4x/c4x-protos.h, config/c4x/c4x.c: Delete c4x_va_start.
13450         * config/ia64/ia64-protos.h, config/ia64/ia64.c: Delete ia64_va_start.
13451         * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
13452         Delete m68hc11_va_start.
13453         * config/c4x/c4x.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h:
13454         No need to define EXPAND_BUILTIN_VA_START.
13456         * doc/invoke.texi, doc/sourcebuild.texi, doc/tm.texi,
13457         doc/trouble.texi: Remove references to GCC-provided <varargs.h>.
13459 2002-07-15  Eric Botcazou  <ebotcazou@multimania.com>
13461         PR optimization/7153
13462         * regmove.c (optimize_reg_copy_3): Don't optimize if the register
13463         dies in more than one insn.
13465 2002-07-15  Jason Thorpe  <thorpej@wasabisystems.com>
13467         * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Remove.
13469 2002-07-15  Michael Matz  <matz@suse.de>,
13470             Daniel Berlin  <dberlin@dberlin.org>,
13471             Denis Chertykov  <denisc@overta.ru>
13473         Add a new register allocator.
13475         * ra.c: New file.
13476         * ra.h: New file.
13477         * ra-build.c: New file.
13478         * ra-colorize.c: New file.
13479         * ra-debug.c: New file.
13480         * ra-rewrite.c: New file.
13482         * Makefile.in (ra.o, ra-build.o, ra-colorize.o, ra-debug.o,
13483         (ra-rewrite.o): New .o files for libbackend.a.
13484         (GTFILES): Add basic-block.h.
13486         * toplev.c (flag_new_regalloc): New.
13487         (f_options): New option "new-ra".
13488         (rest_of_compilation): Call initialize_uninitialized_subregs()
13489         only for the old allocator.  If flag_new_regalloc is set, call
13490         new allocator, instead of local_alloc(), global_alloc() and
13491         friends.
13493         * doc/invoke.texi: Document -fnew-ra.
13494         * basic-block.h (FOR_ALL_BB): New.
13495         * config/rs6000/rs6000.c (print_operand): Write small constants
13496         as @l+80.
13498         * df.c (read_modify_subreg_p): Narrow down cases for a rmw subreg.
13499         (df_reg_table_realloc): Make size at least as large as max_reg_num().
13500         (df_insn_table_realloc): Size argument now is absolute, not relative.
13501         Changed all callers.
13503         * gengtype.c (main): Add the pseudo-type "HARD_REG_SET".
13504         * regclass.c (reg_scan_mark_refs): Ignore NULL rtx's.
13506         2002-06-20  Michael Matz  <matz@suse.de>
13508         * df.h (struct ref.id): Make unsigned.
13509         * df.c (df_bb_reg_def_chain_create): Remove unsigned cast.
13511         2002-06-13  Michael Matz  <matz@suse.de>
13513         * df.h (DF_REF_MODE_CHANGE): New flag.
13514         * df.c (df_def_record_1, df_uses_record): Set this flag for refs
13515         involving subregs with invalid mode changes, when
13516         CLASS_CANNOT_CHANGE_MODE is defined.
13518         2002-05-07  Michael Matz  <matz@suse.de>
13520         * reload1.c (fixup_abnormal_edges): Don't insert on NULL edge.
13522         2002-05-03  Michael Matz  <matz@suse.de>
13524         * sbitmap.c (sbitmap_difference): Accept sbitmaps of different size.
13526         Sat Feb  2 18:58:07 2002  Denis Chertykov  <denisc@overta.ru>
13528         * regclass.c (regclass): Work with all regs which have sets or
13529         refs.
13530         (reg_scan_mark_refs): Count regs inside (clobber ...).
13532         2002-01-04  Michael Matz  <matzmich@cs.tu-berlin.de>
13534         * df.c (df_ref_record): Correctly calculate SUBREGs of hardregs.
13535         (df_bb_reg_def_chain_create, df_bb_reg_use_chain_create): Only
13536         add new refs.
13537         (df_bb_refs_update): Don't clear insns_modified here, ...
13538         (df_analyse): ... but here.
13540         * sbitmap.c (dump_sbitmap_file): New.
13541         (debug_sbitmap): Use it.
13543         * sbitmap.h (dump_sbitmap_file): Add prototype.
13545         2001-08-07  Daniel Berlin  <dan@cgsoftware.com>
13547         * df.c (df_insn_modify): Grow the UID table if necessary, rather
13548         than assume all emits go through df_insns_modify.
13550         2001-07-26  Daniel Berlin  <dan@cgsoftware.com>
13552         * regclass.c (reg_scan_mark_refs): When we increase REG_N_SETS,
13553         increase REG_N_REFS (like flow does), so that regclass doesn't
13554         think a reg is useless, and thus, not calculate a class, when it
13555         really should have.
13557         2001-01-28  Daniel Berlin  <dberlin@redhat.com>
13559         * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP_REV): New macro, needed for
13560         dataflow analysis.
13562 2002-07-15  Jakub Jelinek  <jakub@redhat.com>
13564         PR middle-end/7245
13565         * config/i386/i386.c (const_int_1_31_operand): New.
13566         * config/i386/i386.h (PREDICATE_CODES): Add it.
13567         * config/i386/i386.md (ashlsi3_cmp, ashlsi3_cmp_zext, ashlhi3_cmp,
13568         ashlqi3_cmp, ashrsi3_cmp, ashrsi3_cmp_zext, ashrhi3_cmp, ashrqi3_cmp,
13569         lshrsi3_cmp, lshrsi3_cmp_zext, lshrhi3_cmp, lshrqi3_cmp): Use it.
13571 2002-07-14  Alan Modra  <amodra@bigpond.net.au>
13573         PR target/7282
13574         * config/rs6000/rs6000.md (floatsidf2): Enable for POWERPC64.
13575         (floatunssidf2): Likewise.
13576         (floatsidf_ppc64): New insn_and_split.
13577         (floatunssidf_ppc64): Likewise.
13579 2002-07-14  Andreas Jaeger  <aj@suse.de>
13581         * config.gcc (sh64): Remove unused
13582         target_requires_64bit_host_wide_int.
13584 2002-07-12  Roger Sayle  <roger@eyesopen.com>
13586         * expr.c [CLEAR_RATIO]: New macro defining the maximum number
13587         of move instructions to use when clearing memory, c.f. MOVE_RATIO.
13588         [CLEAR_BY_PIECES]: New macro, using CLEAR_RATIO, to determine
13589         whether clear_by_pieces should be used to clear storage.
13590         (clear_storage): Use CLEAR_BY_PIECES instead of MOVE_BY_PIECES.
13592         * doc/tm.texi: Document these two new target macros.
13594 2002-07-12  Stephane Carrez  <stcarrez@nerim.fr>
13596         * config/m68hc11/m68hc11.md ("zero_extendsidi2"): Use D_REG only for
13597         the scratch register.
13598         ("*movhi2_push"): Accept Z_REG because a split pattern can make use
13599         of it, forbid reload to use it.
13601 2002-07-12  Marek Michalkiewicz  <marekm@amelek.gda.pl>
13603         * config/avr/avr.c (test_hard_reg_class): Fix TEST_HARD_REG_BIT
13604         usage on 64-bit hosts, return value was truncated to 32 bits.
13606 Fri Jul 12 00:49:36 2002  J"orn Rennecke <joern.rennecke@superh.com>
13608         * simplify-rtx.c (simplify_subreg): Handle floating point
13609         CONST_DOUBLEs.  When an integer subreg of a smaller mode than
13610         the element mode is requested, compute a subreg with an
13611         integer mode of the same size as the element mode first.
13613 Thu Jul 11 22:02:57 2002  J"orn Rennecke <joern.rennecke@superh.com>
13615         * combine.c (try_combine): When converting a paradoxical subreg
13616         to an extension, take LOAD_EXTEND_OP into account.
13618 2002-07-11  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
13620         * config.gcc (mips-sgi-irix6*o32): New configuration.
13622         * configure.in (libgcc_visibility): Disable for mips-sgi-irix6*o32
13623         configurations.
13624         * configure: Regenerate.
13626         * config/mips/iris6-o32-as.h: New file.
13627         * config/mips/iris6-o32.h: New file.
13629         * config/mips/iris5gas.h (TARGET_ASM_NAMED_SECTION): Define.
13630         (NM_FLAGS): Define.
13631         (HAVE_AS_SHF_MERGE): Undefine.
13633         * config/mips/t-iris5-as: New file.
13634         * config.gcc (mips-sgi-irix6*o32, mips-sgi-irix5*): Use it.
13636         * config/mips/t-iris6 (SHLIB_EXT, SHLIB_SOLINK, SHLIB_SONAME,
13637         SHLIB_NAME, SHLIB_MAP, SHLIB_OBJS, SHLIB_SLIBDIR_QUAL, SHLIB_LINK,
13638         SHLIB_INSTALL, SHLIB_MKMAP, SHLIB_MAPFILES, FPBIT, DPBIT,
13639         dp-bit.c, fp-bit.c): Move ...
13640         * config/mips/t-iris5-6: ... here.
13641         New file, shared by IRIX 5 and IRIX 6.
13642         * config.gcc (mips-sgi-irix6*o32, mips-sgi-irix6*,
13643         mips-sgi-irix5*): Use it.
13645         * config/mips/iris6.h: Remove duplicate comment.
13647         * config/mips/mips.c (TARGET_ASM_UNALIGNED_DI_OP) [TARGET_IRIX5 &&
13648         !TARGET_IRIX6]: Define.
13649         (mips_asm_file_start): Don't emit mdebug.<ABI> sections on IRIX 5/6.
13651         * config/mips/mips.h (ASM_DECLARE_FUNCTION_NAME): Fix comment.
13653 2002-07-11  John David Anglin  <dave@hiauly1.hia.nrc.ca>
13655         * pa.md (adddi3): Change predicate of operand 2 to adddi3_operand
13656         and delete code to force constant to register.
13657         * pa-protos.h (adddi3_operand): Add prototype.
13658         * pa.c (adddi3_operand): New function.
13660 2002-07-11  Roger Sayle  <roger@eyesopen.com>
13662         * c-decl.c (duplicate_decls): Preserve the noreturn attribute on
13663         non-ANSI builtin functions.
13665 Thu Jul 11 11:31:12 2002  J"orn Rennecke <joern.rennecke@superh.com>
13667         * rtl.h (gen_rtx_CONST_VECTOR): Declare.
13668         * gengenrtl.c (special_rtx): Check for CONST_VECTOR.
13669         * emit-rtl.c (gen_rtx_CONST_VECTOR): New function.
13670         (gen_const_vector_0): Use it.
13672 2002-07-11  John David Anglin  <dave@hiauly1.hia.nrc.ca>
13674         * pa.md (adddi3): For 32-bit targets, force constants to a register
13675         if they don't fit in an 11-bit immediate.  Change insn predicate to
13676         arith11_operand.  Remove comment.
13677         * pa.c (cint_ok_for_move): Fix comment.
13678         (emit_move_sequence):  Don't directly split DImode constants on 32-bit
13679         targets.
13681 2002-07-11  Tim Josling  <tej@melbpc.org.au>
13683         Remove front end hard coding from gengtype.c.
13685         * Makefile.in
13686         (STAGESTUFF): add gtyp-gen.h
13687         (GTFILES): Remove front end specific files.
13688         (GTFILES_FILES_LANGS): New, from configure..
13689         (GTFILES_FILES_FILES): Likewise.
13690         (GTFILES_LANG_DIR_NAMES): Likewise.
13691         (GTFILES_SRCDIR): Likewise.
13692         (gtyp-gen.h): Build from configure information.
13693         (s-gtype): Remove command line parameters from gengtype.
13694         (gengtype.o): Remove dependency on GTFILES. Depend on gtyp-gen.h.
13695         (mostlyclean): Delete files generated by and for gengtype.
13697         * c-config-lang.in: New file.
13699         * configure.in (all_gtfiles_files_langs): New. Accumulate files
13700         for each language.
13701         (all_gtfiles_files_files): New. Accumulate language for each file
13702         accumulated.
13703         (gtfiles): Pick up value for C.
13704         (srcdir): AC-SUBST this variable.
13705         (all_gtfiles_files_langs): AC-SUBST this variable.
13706         (all_gtfiles_files_files): AC-SUBST this variable.
13708         * configure: Regenerate.
13710         * gengtype-lex.l (parse_file): Make parameter const.
13712         * gengtype.c (toplevel): include gtyp-gen.h.
13713         (BASE_FILE_<language> unnamed enum): Delete.
13714         (lang_names): Delete (replaced by gtyp-gen.h)
13715         (lang_dir_names): From gtyp-gen.h, replaces lang_names; changed
13716         all references.
13717         (NUM_GT_FILES): New.
13718         (NUM_LANG_FILES): New.
13719         (srcdir_len): New.
13720         (NUM_BASE_FILES): Change calculation.
13721         (open_base_files): Change prototype to avoid warning.
13722         (startswith): Delete.
13723         (get_file_basename): Iterate through generated language list not
13724         hard coded list.
13725         (get_base_file_bitmap): Use generated list of files and languages.
13726         (close_output_files): Add prototype to rmove warning.
13727         (main): Iterate through list of generated files from gtyp-gen.h
13728         rather than command line paramaters.  Ignore duplicated file
13729         names.
13731         * gengtype.h (parse_file): Amend prototype for const parameter.
13733         * doc/sourcebuild.texi: Document gtfiles variable.
13735         * doc/gty.texi: Document changes to gtfiles variable for front
13736         ends.
13738         * objc/config-lang.in (gtfiles): Add files needed for objc front
13739         end.
13741 2002-07-10  Roger Sayle  <roger@eyesopen.com>
13743         PR c/2454
13744         * combine.c (nonzero_bits): LOAD_EXTEND_OP should only apply
13745         to SUBREGs of MEMs.  (num_sign_bit_copies): Likewise.
13747 2002-07-10  Roger Sayle  <roger@eyesopen.com>
13748             Zack Weinberg <zack@codesourcery.com>
13750         * builtins.def: Make the argument types of abort and exit
13751         independent of the front-end.
13753 2002-07-11  Alan Modra  <amodra@bigpond.net.au>
13755         * config/rs6000/linux64.h (ASM_SPEC): Define.
13757 2002-07-10  Aldy Hernandez  <aldyh@redhat.com>
13759         * config/rs6000/rs6000.c (emit_frame_save): New.
13760         (rs6000_frame_related): Replace reg2 before reg.
13761         (rs6000_emit_prologue): Use emit_frame_save for saving gprs, fprs,
13762         and eh_return registers.
13764 2002-07-10  Toon Moene  <toon@moene.indiv.nluug.nl>
13766         Revert all patches for optimization of Complex .op. Real.
13767         * complex_part_zero_p: Remove
13768         * expand_cmplxdiv_straight: Replace complex_part_zero_p(x)
13769         with x.
13770         * expand_cmplxdiv_wide: Ditto.
13771         * expand_binop: Ditto.
13773 2002-07-10  Marek Michalkiewicz  <marekm@amelek.gda.pl>
13775         * config/avr/avr.md: Fix two 0x80000000 constants to make them
13776         negative also on 64-bit hosts.
13778         Default to -fno-reorder-blocks when optimizing for size.
13779         * config/avr/avr-protos.h (avr_optimization_options): Declare.
13780         * config/avr/avr.c (avr_optimization_options): New function.
13781         * config/avr/avr.h (OPTIMIZATION_OPTIONS): New.
13783         Optimize returning from simple functions.
13784         * config/avr/avr-protos.h (avr_simple_epilogue): Declare.
13785         * config/avr/avr.c (avr_simple_epilogue): New function.
13786         * config/avr/avr.md (return): New insn.
13788 2002-07-10  Douglas B Rupp  <rupp@gnat.com>
13790         * config/i386/i386.c  (ix86_svr3_asm_out_constructor): Add
13791         HAS_INIT_SECTION to protection.
13793 2002-07-10  Mark Mitchell  <mark@codesourcery.com>
13795         * doc/invoke.texi (Debugging Options): Mention that -gdwarf is
13796         deprecated.
13798 Wed Jul 10 19:50:03 2002  J"orn Rennecke <joern.rennecke@superh.com>
13800         * combine.c (gen_lowpart_for_combine): Handle vector modes.
13801         Supply non-VOID mode to simplify_gen_subreg.
13803 Wed Jul 10 18:48:55 CEST 2002  Jan Hubicka  <jh@suse.cz>
13805         * i386.c (ix86_init_mmx_sse_builtins): Fix thinko.
13807 2002-07-10  Jeffrey A Law  <law@redhat.com>
13809         * mn10200.c (expand_prologue): Create REG_MAYBE_DEAD notes
13810         as appropriate.
13812         * mn10200.c (expand_epilogue): Fix test to determine which scratch
13813         register to use.
13815 Wed Jul 10 16:06:00 2002  J"orn Rennecke <joern.rennecke@superh.com>
13817         * cse.c (cse_insn): Supply proper SUBREG_BYTE to simplify_gen_subreg.
13818         Get mode from dest.
13819         If simplify_gen_subreg fails, try next equivalent.
13821 2002-07-09  Gabriel Dos Reis  <gdr@codesourcery.com>
13823         * diagnostic.h: #include location.h
13824         (location_t): Move definition to..
13825         * location.h: ... here.  New file.
13826         * tree.h: #include location.h
13827         (DECL_SOURCE_LOCATION): New macro.
13828         (DECL_SOURCE_FILE): Use.
13829         (DECL_SOURCE_LINE): Likewise.
13830         (struct tree_decl): REplace filename and linenum with locus.
13831         * Makefile.in (TREE_H): add location.h
13832         (diagnostic.o): Depends on gt-location.h
13833         (gt-location.h): Depends on s-gtype
13835 2002-07-09  Matt Kraai  <kraai@alumni.cmu.edu>
13837         * config/rs6000/aix.h: Convert CPP_PREDEFINES to
13838         TARGET_OS_CPP_BUILTINS.
13839         * config/rs6000/aix31.h: Likewise.
13840         * config/rs6000/aix41.h: Likewise.
13841         * config/rs6000/aix43.h: Likewise.
13842         * config/rs6000/aix51.h: Likewise.
13843         * config/rs6000/beos.h: Likewise.
13844         * config/rs6000/darwin.h: Likewise.
13845         * config/rs6000/eabi.h: Likewise.
13846         * config/rs6000/eabisim.h: Likewise.
13847         * config/rs6000/linux.h: Likewise.
13848         * config/rs6000/linux64.h: Likewise.
13849         * config/rs6000/lynx.h: Likewise.
13850         * config/rs6000/mach.h: Likewise.
13851         * config/rs6000/rtems.h: Likewise.
13852         * config/rs6000/sysv4.h: Likewise.
13853         * config/rs6000/vxppc.h: Likewise.
13855 2002-07-09 Devang Patel <dpatel@apple.com>
13856         * objc/objc-act.c (adjust_type_for_id_default): Fix my previous patch.
13857         Do not allow ObjC objects as a parameter type for Objective-C methods.
13858         My previous patch restricted  'struct' also.
13860 2002-07-09  Neil Booth  <neil@daikokuya.co.uk>
13862         * cpperror.c (cpp_error): Default to directive_line within
13863         directives here.
13864         * cppexp.c (cpp_interpret_integer): Only use traditional
13865         number semantics in directives.
13866         * cpplib.c (prepare_directive_trad): Don't reset pfile->line.
13867         (do_include_common): Similarly.
13868         * cpptrad.c (scan_out_logical_line): Implement accurate
13869         quoting of <> in #include.
13870         * doc/cpp.texi: Update.
13872 Tue Jul  9 22:37:44 2002  Stephen Clarke <stephen.clarke@superh.com>
13873                           J"orn Rennecke <joern.rennecke@superh.com>
13875         * sh.c (sh_adjust_cost): Special handling of SHMEDIA code.
13876         * sh.md (attribute issues): Replace with:
13877         (attribute pipe_model).  All users changed.
13878         (attribute type): Change pt / ptabs to pt_media / ptabs_media.
13879         All users changed.
13880         (function units sh5issue, sh5fds): New.
13881         (attribute is_mac_media): New.
13882         (adddi3_media, subdi3_media, divsi3_i1_media, anddi3): Add type.
13883         (andcdi3, iordi3, xordi3, ashldi3_media, lshrdi3_media): Likewise.
13884         (ashrdi3_media, negdi_media, extendsidi2, movqi_media): Likewise.
13885         (movhi_media, shori_media, movv2sf_i, jump_media): Likewise.
13886         (call_media, call_value_media, sibcall_media): Likewise.
13887         (casesi_jump_media, casesi_shift_media, casesi_load_media): Likewise.
13888         (return_media_i, addsf3_media, subsf3_media, mulsf3_media): Likewise.
13889         (mac_media, divsf3_media, floatdisf2, floatsisf2_media): Likewise.
13890         (fix_truncsfdi2, fix_truncsfsi2_media, cmpeqsf_media): Likewise.
13891         (cmpgtsf_media, cmpgesf_media, cmpunsf_media, negsf2_media): Likewise.
13892         (sqrtsf2_media, abssf2_media, adddf3_media, subdf3_media): Likewise.
13893         (muldf3_media, divdf3_media, floatdidf2, floatsidf2_media): Likewise.
13894         (fix_truncdfdi2, fix_truncdfsi2_media, cmpeqdf_media): Likewise.
13895         (cmpgtdf_media, cmpgedf_media,cmpundf_media, negdf2_media): Likewise.
13896         (sqrtdf2_media, absdf2_media, extendsfdf2_media): Likewise.
13897         (truncdfsf2_media): Likewise.
13898         (movsi_media, movsi_media_nofpu, movdi_media): Use new types.
13899         (movdi_media_nofpui, movdf_media, movdf_media_nofpu): Likewise.
13901 Tue Jul  9 21:39:50 2002  J"orn Rennecke <joern.rennecke@superh.com>
13903         * sh.h (PREDICATE_CODES): Add general_extend_operand and inqhi_operand.
13904         * sh.c (general_extend_operand, inqhi_operand): New functions.
13905         * sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): Collapse
13906         alternatives using 'N' modifier.  Add type.
13907         (adddi3z_media): Likewise.  Enable generator function generation.
13908         (movdicc_false, movdicc_true, addsi3_media, subsi3_media): Use more
13909         exact predicates / constraints.  Add type.
13910         (subsi3): Allow 0 for SHMEDIA.
13911         (udivsi3_i4_media): Use match_operand for input values
13912         rather than hard registers.
13913         (udivsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
13914         unnecessarily through hard registers.  Keep copies of pseudo
13915         registers outside of the libcall sequence.
13916         (mulsidi3_media, umulsidi3_media): Use more exact predicates.  Add type.
13917         (ashlsi3_media, ashrsi3_media, lshrsi3_media): Likewise.
13918         (zero_extendsidi2, zero_extendhidi2, zero_extendqidi2): Likewise.
13919         (extendhidi2, extendqidi2): Likewise.
13920         (andsi3_compact): Name.
13921         (andcdi3): Enable generator function generation.
13922         (zero_extendhisi2, zero_extendqisi2): Rename to
13923         (zero_extendhisi2_compact, zero_extendqisi2_compact).
13924         (extendhisi2, extendqisi2): Rename to
13925         (extendhisi2_compact, extendqisi2_compact).
13926         (rotldi3, rotldi3_mextr, rotrdi3, rotrdi3_mextr): New patterns.
13927         (loaddi_trunc, zero_extendhisi2, zero_extendhisi2_media): Likewise.
13928         (zero_extendhisi2_media+1, zero_extendqisi2): Likewise.
13929         (zero_extendqisi2_media, extendhisi2, extendhisi2_media): Likewise.
13930         (extendhisi2_media, extendhisi2_media+1, extendqisi2): Likewise.
13931         (extendqisi2_media, extendqisi2_media+1, truncdisi2): Likewise.
13932         (truncdihi2, truncdiqi2, reload_inqi, reload_inhi): Likewise.
13933         (shmedia32_initialize_trampoline_big): Likewise.
13934         (shmedia32_initialize_trampoline_little): Likewise.
13935         (nsb, nsbsi, nsbdi, ffsdi2, ffssi2, byterev): Likewise.
13936         (negdi2): Remove spurious T clobber.
13937         (zero_extendhidi2+1, extendhidi2+1, extendqidi2+1): Handle TRUNCATE.
13938         (movsi_media, movsi_media_nofpu): Remove spurious *k after b.
13939         (movdi_media, movdi_media_nofpu, pt, ptb): Likewise.
13940         (movsi_media_nofpu+2, movhi_media+1): Only do split after reload.
13941         (ic_invalidate_line_media): Write back data cache before invalidating
13942         instruction cache.  Add type.
13943         (movsf_media): Sign-extend when the destination is a general
13944         purpose register.  Add type.
13945         (bgt_media, bge_media, bgtu_media, bgeu_media, blt_media_i): Allow 0.
13946         (casesi_worker_0+1): Only increment ref count for proper label.
13947         (casesi_worker_0+2): Likewise.
13949 2002-07-09  Mark Mitchell  <mark@codesourcery.com>
13951         * dwarfout.c (dwarfout_init): Warn that DWARF1 is deprecated.
13953 2002-07-09  Steve Ellcey  <sje@cup.hp.com>
13955         * gcc/except.c (expand_eh_region_end_cleanup): Change exception pointer
13956         from Pmode to ptr_mode.
13957         (get_exception_pointer): Ditto.
13958         (connect_post_landing_pads): Ditto.
13959         (dw2_build_landing_pads): Ditto.
13961 2002-07-08  Steve Ellcey  <sje@cup.hp.com>
13962         * gcc/c-pragma.h (add_to_renaming_pragma_list): New function.
13963         * gcc/c-pragma.c (add_to_renaming_pragma_list): New function.
13964         (handle_pragma_redefine_extname): Change to use new function.
13966 2002-07-08  Roger Sayle  <roger@eyesopen.com>
13968         * combine.c (combine_simplify_rtx): Add an explicit cast
13969         to avoid signed/unsigned comparison warning.
13970         (simplify_if_then_else): Likewise.
13971         (extended_count): Likewise.
13972         (simplify_shift_const): Likewise.
13973         (simplify_comparison): Likewise.
13975 2002-07-08  Richard Sandiford  <rsandifo@redhat.com>
13977         * config/mips/mips.md: Add imadd type.  Update scheduler description
13978         to use imadd as well as imul.
13979         (*mul_acc_si, *madsi): Change imul alternatives to imadd.
13980         (*mul_acc_di, *mul_acc_64bit_di): Likewise.
13981         (*mul_sub_si): Likewise for first alternative.  Change second
13982         alternative from imul to multi.
13984 2002-07-07  Neil Booth  <neil@daikokuya.co.uk>
13986         * c-common.c (c_common_post_options): Update prototype;
13987         don't init backends if preprocessing only.
13988         * langhooks-def.h (LANG_HOOKS_POST_OPTIONS): Update.
13989         * langhooks.h (struct lang_hooks): Update post_options to
13990         return a boolean.
13991         * toplev.c (parse_options_and_default_flags, do_compile,
13992         lang_independent_init): Update prototypes.  Allow the
13993         front end to specify that there is no need to initialize
13994         the back end.
13995         (general_init): Move call to hex_init here...
13996         (toplev_main): ...from here.  Pass flag for back end init
13997         suppression.
13999 Sun Jul  7 20:38:38 2002  J"orn Rennecke <joern.rennecke@superh.com>
14001         * sh.h (PRINT_OPERAND_PUNCT_VALID_P): Allow '\''.
14002         (PREDICATE_CODES): Add entries for equality_comparison_operator,
14003         greater_comparison_operator and less_comparison_operator.
14004         * sh.c (print_operand): Add '\'' code.  Make 'o' handle
14005         more operators.
14006         (equality_comparison_operator): New function.
14007         (greater_comparison_operator, less_comparison_operator): Likewise.
14008         * sh.md (beq_media_i): Disable generator function generation.
14009         Use match_operator to handle a whole class of comparisons.  Add
14010         modifier in output template to provide branch prediction.  Add type.
14011         (bgt_media_i, ble_media_i): Likewise.  Allow zero operands.
14012         (bne_media_i, bge_media_i, bgtu_media_i, bgeu_media_i): Delete.
14013         (blt_media_i, bleu_media_i, bltu_media_i): Likewise.
14014         (bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Allow zero operands.
14016 2002-07-07  Hans-Peter Nilsson  <hp@bitrange.com>
14018         Emit MMIX function prologue and epilogue as rtl.
14019         * config/mmix/mmix.md ("call"): Use mmix_get_hard_reg_initial_val,
14020         not unprototyped get_hard_reg_initial_val.
14021         ("call_value", "nonlocal_goto_receiver"): Ditto.
14022         ("return"): Make define_expand.  Move real insn to...
14023         ("*expanded_return"): New pattern.
14024         ("prologue", "epilogue"): New define_expands.
14025         * config/mmix/mmix.h (MMIX_rO_REGNUM): New macro.
14026         (struct machine_function): New member in_prologue.
14027         (FIRST_PSEUDO_REGISTER): Adjust for including rO as register.
14028         (FIXED_REGISTERS, CALL_USED_REGISTERS): Ditto.
14029         (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Ditto.
14030         (MMIX_GNU_ABI_REG_ALLOC_ORDER, REG_CLASS_CONTENTS): Ditto.
14031         (REGISTER_NAMES, ADDITIONAL_REGISTER_NAMES): Ditto.
14032         (LOCAL_REGNO): Define.  Adjust comment.
14033         * config/mmix/mmix.c (MMIX_CFUN_NEEDS_SAVED_EH_RETURN_ADDRESS):
14034         Consider regs_ever_live[MMIX_rJ_REGNUM], not just
14035         leaf_function_p.
14036         (MMIX_OUTPUT_REGNO): Don't translate registers while outputting
14037         the prologue.
14038         (mmix_target_asm_function_prologue): Make static.  Just mark that
14039         the prologue is being emitted.  Move guts to...
14040         (mmix_expand_prologue): New function.  Adjust for emitting
14041         prologue as rtl.  For sizes, use HOST_WIDE_INT only.
14042         (mmix_target_asm_function_epilogue): Make static.  Simply emit a
14043         \n.  Move guts to...
14044         (mmix_expand_epilogue): New function.  Adjust for emitting
14045         epilogue as rtl.  For sizes, use HOST_WIDE_INT only.
14046         (mmix_target_asm_function_end_prologue): Mark that the prologue
14047         has ended.
14048         (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
14049         (mmix_conditional_register_usage): Improve comments.
14050         (mmix_local_regno): New function.
14051         (mmix_emit_sp_add, mmix_get_hard_reg_initial_val): Ditto.
14052         * config/mmix/mmix-protos.h (mmix_local_regno): Prototype.
14053         (mmix_expand_prologue, mmix_expand_epilogue): Ditto.
14054         (mmix_get_hard_reg_initial_val): Ditto.
14056 2002-07-06  Andreas Jaeger  <aj@suse.de>
14058         * toplev.c (set_fast_math_flags): Don't use ISO C style function
14059         definitions.
14060         * gengtype.c (open_base_files): Likewise.
14061         (close_output_files): Likewise.
14062         * tracer.c (find_best_predecessor): Likewise.
14063         (find_best_successor): Likewise.
14064         (ignore_bb_p): Likewise.
14066 2002-07-05  Roger Sayle  <roger@eyesopen.com>
14068         PR c++/7099
14069         * builtin-attrs.def: Define new attribute lists for use in
14070         builtins.def.
14071         * builtins.def [DEF_BUILTIN]: Modify to take an additional
14072         ATTRS argument, an enumerated value defined in builtin-attrs.def
14073         that represents the attribute list for the builtins.  Modify
14074         all builtin functions to pass an appropriate attribute list.
14075         Specify "abort", "exit", "_exit" and "_Exit" builtins here with
14076         their required noreturn attributes.
14077         * tree.h (enum_builtin_function): Ignore the additional parameter
14078         to DEF_BUILTIN.
14079         * builtins.c (built_in_names): Likewise.
14080         * c-common.c: (builtin_function_2): Replace the "int noreturn_p"
14081         argument with a tree representing the functions attribute list.
14082         Pass this "attrs" argument to builtin_function.  No longer handle
14083         the noreturn_p processing manually.
14084         (built_in_attributes): Move the definitions from builtin-attrs.def
14085         before c_common_nodes_and_builtins.
14086         (c_common_nodes_and_builtins): Handle the new ATTRS parameter in
14087         DEF_BUILTIN, passing it to both builtin_function and the changed
14088         builtin_function_2.
14090         * doc/extend.texi: Document __builtin_abort, __builtin_exit,
14091         __builtin__exit and __builtin__Exit.
14093 2002-07-05  Stephane Carrez  <stcarrez@nerim.fr>
14095         * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Avoid allocating
14096         QI mode registers in soft registers.
14097         ("zero_extendqihi2"): Do not take into account soft registers
14098         for register allocation (use '*' constraint).
14100 2002-07-05  Stephane Carrez  <stcarrez@nerim.fr>
14102         * config/m68hc11/m68hc11.md ("*ashlsi3"): Avoid saving y if we know
14103         it is dead.
14104         ("*ashrsi3"): Likewise.
14105         ("*lshrsi3"): Likewise.
14107 2002-07-05  Vladimir Makarov  <vmakarov@redhat.com>
14109         * genautomata.c (output_max_insn_queue_index_def): Take latencies
14110         into account.
14112 2002-07-05  Stephane Carrez  <stcarrez@nerim.fr>
14114         * config/m68hc11/m68hc11.md (peephole2): New peephole2 to optimize
14115         address computation and memory moves.
14117 2002-07-03  Mark Mitchell  <mark@codesourcery.com>
14119         PR c++/6706
14120         * dwarfout.c (output_reg_number): Fix warning message.
14121         (output_bound_representation): Check SAVE_EXPR_RTL is not NULL
14122         before using it.
14124 2002-07-05  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
14126         * gcc/gcc.c (asm_debug): Move initialization ...
14127         (init_spec): ... here.
14129 2002-07-05  Nathan Sidwell  <nathan@codesourcery.com>
14131         * c-parse.in (extdef): Append ';'.
14132         (old_style_parm_decls): Append ';'.
14134 2002-07-04  Daniel Jacobowitz  <drow@mvista.com>
14136         * configure.in: Correct typos: gcc_cv_as_gdwarf2_debug_flag to
14137         gcc_cv_as_gdwarf2_flag and gcc_cv_as_gstabs_debug_flag
14138         to gcc_cv_as_gstabs_flag.
14139         * configure: Rebuilt.
14141 2002-07-04  Geoffrey Keating  <geoffk@redhat.com>
14143         * ggc.h (ggc_add_root): Document as obsolete.
14145 Thu Jul  4 07:58:01 2002  J"orn Rennecke <joern.rennecke@superh.com>
14147         * sh.md (mshfhi_b, mshflo_b, mshfhi_l, mshflo_l, mshfhi_w): Add DONE.
14148         (mshflo_w): Likewise.
14150 Thu Jul  4 07:36:29 2002  J"orn Rennecke <joern.rennecke@superh.com>
14152         * simplify-rtx.c (simplify_subreg): Reduce problem of finding
14153         vector mode subregs of constants to finding integer mode
14154         subregs of constants.
14155         * cse.c (cse_insn): Use simplify_gen_subreg.
14156         * convert.c (convert_to_integer): Don't strip a NOP_EXPR
14157         From a vector mode expression of different size than the
14158         target mode.
14160 2002-07-03  Eric Christopher  <echristo@redhat.com>
14162         * config/mips/linux.h: Add #undef for SUBTARGET_CPP_SPEC.
14163         * config/mips/mips.h: Remove deprecated -m<processor> options
14164         and cc1_cpu_spec associated.
14165         (CONSTANT_ADDRESS_P): Fix last patch.
14166         (ASM_DECLARE_FUNCTION_NAME): Declare. Fix comment.
14167         * config/mips/mips.md (bungt, bunge, sungt_df, sungt_sf, sunge_df,
14168         sunge_sf): Remove.
14170 2002-07-03  Stan Shebs  <shebs@apple.com>
14172         * config/darwin.h (APPLE_CC): Remove, not meaningful in FSF GCC.
14173         (STRINGIFY_THIS, REALLY_STRINGIFY): Remove.
14174         (CPP_SPEC): Remove insertion of APPLE_CC definition.
14176 2002-07-03  Roger Sayle  <roger@eyesopen.com>
14178         * combine.c (struct_undo): Change types of recorded substitutions
14179         to be either "int" or "rtx", instead of "unsigned int" and "rtx".
14180         (do_SUBST_INT): Change types of the substitution from unsigned int
14181         to int, to avoid compilation warning from SUBST_INT's only caller.
14183         (make_extraction): Add cast to avoid compilation warning.
14184         (force_to_mode): Remove cast to avoid compilation warning.
14186 2002-07-03  Eric Botcazou  <ebotcazou@multimania.com>
14187             Jeff Law  <law@redhat.com>
14189         * i386.md (length_immediate attribute): Fix typo.
14190         (length_address attribute): Likewise.
14191         (modrm attribute): Set it to 0 for immediate call instructions.
14192         (jcc_1 pattern): Set modrm attribute to 0.
14193         (jcc_2 pattern ): Likewise.
14194         (jump pattern): Likewise.
14195         (doloop_end_internal pattern): Explicitly set length.
14196         (leave pattern): Fix typo.
14197         (leave_rex64 pattern): Likewise.
14199 2002-07-03  David Edelsohn  <edelsohn@gnu.org>
14201         * config/rs6000/rs6000.md (fix_truncdfsi2_internal): Ignore DImode
14202         in FPR as preference.
14203         (fctiwz): Same.
14204         (floatdidf2, fix_truncdfdi2): Same.
14205         (floatdisf2, floatditf2, fix_trunctfdi2): Same.
14206         (floatditf2): Same.
14207         (floatsitf2, fix_trunctfsi2): SImode in GPR.
14208         (ctrdi): Remove FPR alternative and splitter.
14210 2002-07-03  Will Cohen  <wcohen@redhat.com>
14212         * config/i386/i386.c (x86_integer_DFmode_moves): Disable for PPro.
14214 Wed Jul  3 10:24:16 2002  J"orn Rennecke <joern.rennecke@superh.com>
14216         * optabs.c (expand_vector_binop): Don't store using a SUBREG smaller
14217         than UNITS_PER_WORD, unless this is little endian and the first unit
14218         in this word.  Let extract_bit_field decide how to load an element.
14219         Force arguments to matching mode.
14220         (expand_vector_unop): Likewise.
14222         * simplify-rtx.c (simplify_subreg): Don't assume that all vectors
14223         consist of word_mode elements.
14224         * c-typeck.c (build_binary_op): Allow vector types for BIT_AND_EXPR,
14225         BIT_ANDTC_EXPR, BIT_IOR_EXPR and BIT_XOR_EXPR.
14226         (build_unary_op): Allow vector types for BIT_NOT_EPR.
14227         * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg for
14228         CONST_VECTOR.
14229         * optabs.c (expand_vector_binop): Try to perform operation in
14230         smaller vector modes with same inner size.  Add handling of AND, IOR
14231         and XOR.  Reject expansion to inner-mode sized scalars when using
14232         OPTAB_DIRECT.  Use simplify_gen_subreg on constants.
14233         (expand_vector_unop): Try to perform operation in smaller vector
14234         modes with same inner size.  Add handling of one's complement.
14235         When there is no vector negate operation, try a vector subtract
14236         operation.  Use simplify_gen_subreg on constants.
14237         * simplify-rtx.c (simplify_subreg): Add capability to convert vector
14238         constants into smaller vectors with same inner mode, and to
14239         integer CONST_DOUBLEs.
14241 2002-07-02  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
14243         * c-parse.in (parsing_iso_function_signature): New variable.
14244         (extdef_1): New, copied from...
14245         (extdef): ... here.  Reset parsing_iso_function_signature.
14246         (old_style_parm_decls):  Reset parsing_iso_function_signature.
14247         (old_style_parm_decls_1): New, copied from old_style_parm_decls.
14248         Warn about ISO C style function definitions.
14249         (nested_function, notype_nested_function): Reset
14250         parsing_iso_function_signature.
14251         (parmlist_2): Set parsing_iso_function_signature.
14253         * doc/invoke.texi (-Wtraditional): Document new behavior.
14255 2002-07-02  Chris Demetriou  <cgd@broadcom.com>
14257         * config.gcc (mips*el-*-*): Use tm_defines to set
14258         TARGET_ENDIAN_DEFAULT, rather than including mips/little.h.
14259         * config/mips/little.h: Remove.
14261 2002-07-02 Devang Patel <dpatel@apple.com>
14263         * objc/objc-act.c (adjust_type_for_id_default): Do not allow an
14264         object as parameter. Prevent something like 'NSObject' to be
14265         used as the type for a method argument.
14267 2002-07-03  Neil Booth  <neil@daikokuya.co.uk>
14269         * cpptrad.c: Update comment.
14271 2002-07-02  Neil Booth  <neil@daikokuya.co.uk>
14273         * doc/cpp.texi: Update for traditional preprocessing changes.
14274         * goc/cppopts.texi: Similarly.
14276 2002-07-02  Ziemowit Laski  <zlaski@apple.com>
14278         * c-parse.in (designator): Enable designated initializers if ObjC.
14279         (objcmessageexpr): Remove references to objc_receiver_context.
14280         * objc/objc-act.h (objc_receiver_context): Remove decl.
14281         * objc/objc-act.c (objc_receiver_context): Remove.
14282         (lookup_objc_ivar): Test objc_method_context instead of
14283         objc_receiver_context.
14285 Tue Jul  2 18:45:45 2002  J"orn Rennecke <joern.rennecke@superh.com>
14287         * sh.c (print_operand, case 'N'): Allow zero vector.
14288         (arith_reg_or_0_operand): Likewise.
14289         (zero_vec_operand): Check for CONST_VECTOR, not PARALLEL.
14290         * sh.h (CONST_COSTS): 0 has 0 cost.  Check OUTER_CODE for
14291         IOR, XOR, PLUS and SET and take their respective constant
14292         ranges into account.
14293         (PREDICATE_CODES, arith_reg_or_0_operand): Can be CONST_VECTOR.
14294         * sh.md (subdi3, subdi3_media): Allow zero operand.
14295         (movv8qi_i+3): Only vector that is not split is the zero vector.
14296         Fix operand 3 to simplify_subreg.
14297         (movv2si_i): Split alternative 1.
14298         (mshfhi_l_di_rev+1): New splitter.
14300 2002-07-02  Neil Booth  <neil@daikokuya.co.uk>
14302         PR preprocessor/7029
14303         * cppinit.c (cpp_handle_option):  Suppress warnings with an
14304         implicit "-w" for "-M" and "-MM".
14305         * doc/cppopts.texi: Update.
14307 2002-07-01  Roger Sayle  <roger@eyesopen.com>
14309         * config/sh/sh.c (sh_media_init_builtins): Change use of poisoned
14310         identifier "bzero" to "memset".  Pass extra NULL_TREE argument to
14311         builtin_function.
14313 2002-07-02  Alan Modra  <amodra@bigpond.net.au>
14315         * README.Portability: Fix typos.
14317 2002-07-01  Hans-Peter Nilsson  <hp@axis.com>
14319         PR target/7177
14320         * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Correct number
14321         of indirections for register inside sign-extended mem part.
14323 2002-07-01  Roger Sayle  <roger@eyesopen.com>
14325         * tree.h:  Modify builtin_function interface to take an extra
14326         argument ATTRS, which is a tree representing an attribute list.
14328         * c-decl.c (builtin_function): Accept additional parameter.
14329         * objc/objc-act.c (builtin_function): Likewise.
14330         * f/com.c (builtin_function): Likewise.
14331         * java/decl.c (builtin_function): Likewise.
14332         * ada/utils.c (builtin_function): Likewise.
14333         * cp/decl.c (builtin_function): Likewise.
14334         (builtin_function_1): Likewise.
14336         * c-common.c (c_common_nodes_and_builtins): Pass an additional
14337         NULL_TREE argument to builtin_function.  (builtin_function_2):
14338         Likewise.
14339         * cp/call.c (build_java_interface_fn_ref): Likewise.
14340         * objc/objc-act.c (synth_module_prologue): Likewise.
14341         * java/decl.c (java_init_decl_processing): Likewise.
14342         * f/com.c (ffe_com_init_0): Likewise.
14344         * config/alpha/alpha.c (alpha_init_builtins): Pass an additional
14345         NULL_TREE argument to builtin_function.
14346         * config/arm/arm.c (def_builtin): Likewise.
14347         * config/c4x/c4x.c (c4x_init_builtins): Likewise.
14348         * config/i386/i386.c (def_builtin): Likewise.
14349         * config/ia64/ia64.c (def_builtin): Likewise.
14350         * config/rs6000/rs6000.c (def_builtin): Likewise.
14352 2002-07-01  Zack Weinberg  <zack@codesourcery.com>
14354         * config/ip2k/t-ip2k: Remove LIBGCC1, CROSS_LIBGCC1, and LIBGCC1_TEST.
14355         * config/mips/t-isa3264: Likewise.
14356         * config/mmix/t-mmix: Likewise.
14358 2002-07-01  John David Anglin  <dave@hiauly1.hia.nrc.ca>
14360         * emit-rtl.c (init_emit_once): Add missing cast to HOST_WIDE_INT.
14362 2002-07-01  Roger Sayle  <roger@eyesopen.com>
14364         PR opt/4046
14365         * fold-const.c (fold) [COND_EXPR]: Simplify A ? 0 : 1 to !A,
14366         A ? B : 0 to A && B and A ? B : 1 into !A || B if both A and
14367         B are truth values.
14369 2002-07-01  Nathanael Nerode  <neroden@gcc.gnu.org>
14371         * config/mmix/t-mmix: Eliminate last reference to LIBGCC1_TEST.
14373 2002-07-01  Matt Kraai  <kraai@alumni.cmu.edu>
14375         * README.Portability (Function prototypes): Give an example of
14376         declaring and defining a function with no arguments.
14378         * README.Portability (Function prototypes): Document new
14379         variable-argument function macros.
14381 Mon Jul  1 19:55:17 2002  J"orn Rennecke <joern.rennecke@superh.com>
14383         * sh.c (langhooks.h): Include.
14384         (sh_init_builtins, sh_media_init_builtins): New functions.
14385         (sh_expand_builtin, arith_reg_dest,and_operand): Likewise.
14386         (mextr_bit_offset, extend_reg_operand, zero_vec_operand): Likewise.
14387         (sh_rep_vec, sh_1el_vec, sh_const_vec): Likewise.
14388         (builtin_description): New struct tag.
14389         (signature_args, bdesc): New arrays.
14390         (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Undef / define.
14391         (print_operand): Add 'N' modifier.
14392         * sh.h (VECTOR_MODE_SUPPORTED_P): Add SHmedia vector modes.
14393         (EXTRA_CONSTRAINT_U, EXTRA_CONSTRAINT_W): New macros.
14394         (EXTRA_CONSTRAINT): Add 'U' and 'W' cases.
14395         (CONST_COSTS): Add special case for SHmedia AND.
14396         (PREDICATE_CODES): Add and_operand, arith_reg_dest,
14397         extend_reg_operand, extend_reg_or_0_operand, mextr_bit_offset,
14398         sh_const_vec, sh_1el_vec, sh_rep_vec, zero_vec_operand.
14399         target_operand can also be const or unspec.
14400         * sh.md (UNSPEC_INIT_TRAMP, UNSPEC_FCOSA UNSPEC_FSRRA): New constants.
14401         (UNSPEC_FSINA, UNSPEC_NSB, UNSPEC_ALLOCO): Likewise.
14402         (attribute type): Add new types.
14403         (anddi3): Add splitter.
14404         (movdi_const_16bit+1): Add code to handle vector constants and
14405         bitmasks efficiently.
14406         (shori_media): Have generator function made.
14407         (movv8qi, movv8qi_i, movv8qi_i+1, movv8qi_i+2): New patterns.
14408         (movv8qi_i+3, movv2hi, movv2hi_i, movv4hi, movv4hi_i): Likewise.
14409         (movv2si, movv2si_i, absv2si2, absv4hi2, addv2si3, addv4hi3): Likewise.
14410         (ssaddv2si3, usaddv8qi3, ssaddv4hi3, negcmpeqv8qi): Likewise.
14411         (negcmpeqv2si, negcmpeqv4hi, negcmpgtuv8qi, negcmpgtv2si): Likewise.
14412         (negcmpgtv4hi, mcmv, mcnvs_lw, mcnvs_wb, mcnvs_wub): Likewise.
14413         (mextr_rl, mextr_lr, mextr1, mextr2, mextr3, mextr4, mextr5): Likewise.
14414         (mextr6, mextr7, mmacfx_wl, mmacfx_wl_i, mmacnfx_wl): Likewise.
14415         (mmacnfx_wl_i, mulv2si3, mulv4hi3, mmulfx_l, mmulfx_w): Likewise.
14416         (mmulfxrp_w, mmulhi_wl, mmullo_wl, mmul23_wl, mmul01_wl): Likewise.
14417         (mmulsum_wq, mmulsum_wq_i, mperm_w, mperm_w_little): LIkewise.
14418         (mperm_w_big, mperm_w0, msad_ubq, msad_ubq_i, mshalds_l): Likewise.
14419         (mshalds_w, ashrv2si3, ashrv4hi3, mshards_q, mshfhi_b): Likewise.
14420         (mshflo_b,  mshf4_b, mshf0_b, mshfhi_l, mshflo_l, mshf4_l): Likewsie.
14421         (mshf0_l, mshfhi_w, mshflo_w, mshf4_w, mshf0_w, mshfhi_l_di): Likewise.
14422         (mshfhi_l_di_rev, mshflo_l_di, mshflo_l_di_rev): Likewise.
14423         (mshflo_l_di_x, mshflo_l_di_x_rev, ashlv2si3, ashlv4hi3): Likewise.
14424         (lshrv2si3, lshrv4hi3, subv2si3, subv4hi3, sssubv2si3): Likewise.
14425         (ussubv8qi3, sssubv4hi3, fcosa_s, fsina_s, fipr, fsrra_s): Likewise.
14426         (ftrv): Likewise.
14428         (fpu_switch+1, fpu_switch+2): Remove constraint.
14430 2002-07-01  Aldy Hernandez  <aldyh@redhat.com>
14432         * tree.c (build_function_type_list): Update function comment.
14433         Rename first argument to return_type.
14435 2002-07-01  Neil Booth  <neil@daikokuya.co.uk>
14437         * Makefile.in: Remove all trace of tradcpp.c, tradcpp.h,
14438         tradcif.y and related files.
14440 2002-07-01  Neil Booth  <neil@daikokuya.co.uk>
14442         * cpptrad.c (skip_whitespace): Pass pointer to prior char.
14444 2002-07-01  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
14446         * mips.h (FUNCTION_ARG_REGNO_P): Fix parentheses.
14448 2002-06-30  Devang Patel  <dpatel@apple.com>
14450         * objc/objc-act.c (finish_file): Avoid finish_objc() if
14451         -fsyntax-only.
14453 Fri Jun 28 17:22:37 2002  Denis Chertykov  <denisc@overta.ru>
14454                           Frank Ch. Eigler  <fche@redhat.com>
14455                           Matthew Green  <mrg@redhat.com>
14456                           Richard Henderson <rtl@redhat.com>
14457                           Dave Hudson  <dave.hudson@ubicom.com>
14458                           Jeff Johnston  <jjohnstn@redhat.com>
14459                           Alan Lehotsky <apl@alum.mit.edu>
14460                           Bernd Schmidt  <bernds@redhat.com>
14461                           Graham Stott  <grahams@redhat.com>
14463         * doc/extend.texi: Add ip2k port to description of attribute
14464         naked.
14465         * doc/install.texi (Specific): Add ip2k description.
14466         * doc/install-old.texi (Configurations): Add ip2k to possible
14467         cpu types.
14468         * doc/md.texi: Document ip2k constraints.
14469         * config/ip2k/crt0.S: New file.
14470         * config/ip2k/ip2k-protos.h: New file.
14471         * config/ip2k/ip2k.c: New file.
14472         * config/ip2k/ip2k.h: New file.
14473         * config/ip2k/ip2k.md: New file.
14474         * config/ip2k/libgcc.S: New file.
14475         * config/ip2k/t-ip2k: New file.
14477 2002-06-30  Hans-Peter Nilsson  <hp@bitrange.com>
14479         * config/mmix/mmix.md ("return"): New pattern.
14480         * config/mmix/mmix.h (TARGET_MASK_USE_RETURN_INSN)
14481         (TARGET_USE_RETURN_INSN): New macros.
14482         (TARGET_DEFAULT): Include TARGET_MASK_USE_RETURN_INSN.
14483         (TARGET_SWITCHES): Add -msingle-exit and -mno-single-exit.
14484         * config/mmix/mmix.c (MMIX_OUTPUT_REGNO): Fix spacing.
14485         (MMIX_POP_ARGUMENT): New macro.
14486         (mmix_target_asm_function_prologue): When no epilogue is executed,
14487         just emit a blank line.  Use MMIX_POP_ARGUMENT with final POP insn.
14488         (mmix_print_operand) <case '.'>: New case.
14489         (mmix_print_operand_punct_valid_p): Match '.'.
14490         (mmix_use_simple_return): New function.
14491         * config/mmix/mmix-protos.h (mmix_use_simple_return): Prototype.
14492         * doc/invoke.texi (Option Summary) <MMIX Summary>: Add
14493         -msingle-exit, -mno-single-exit.
14494         (MMIX Options): Ditto.
14496 2002-06-30  Aldy Hernandez  <aldyh@redhat.com>
14498         * config/i386/i386.c (ix86_init_mmx_sse_builtins): Fix typos.
14500 2002-06-30  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
14502         * gengtype.c (oprintf): Move VA_CLOSE after all fixedarg uses.
14504 2002-06-30  Alan Modra  <amodra@bigpond.net.au>
14506         * unroll.c (loop_iterations): Handle EQ loops.
14508 2002-06-29  David Edelsohn  <edelsohn@gnu.org>
14510         * config/rs6000/rs6000.md (ctrdi): Allocate pseudo for FPR
14511         constraint in define_expand, not splitter.
14512         Formatting.
14514 2002-06-29  Aldy Hernandez  <aldyh@redhat.com>
14516         * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
14517         build_function_type_list instead of build_function_type.
14519         * config/ia64/ia64.c (ia64_init_builtins): Same.
14521         * config/alpha/alpha.c (alpha_init_builtins): Same.
14523         * config/rs6000/rs6000.c (altivec_init_builtins): Same.
14525         * config/arm/arm.c (arm_init_builtins): Same.
14527         * tree.h: Add build_function_type_list prototype.
14529         * tree.c (build_function_type_list): New.
14531 2002-06-29  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
14533         * collect2.c (scan_prog_file): Fix typo in message.
14535 2002-06-28  Aaron Lehmann  <aaronl@vitelus.com>
14537         * fold-cont.c: Remove unused CHARMASK.
14539 2002-06-29  Neil Booth  <neil@daikokuya.co.uk>
14541         PR preprocessor/7150
14542         * cppmain.c (scan_translation_unit_trad): Simplify.
14543         * cppmacro.c (cpp_scan_nooutput): Handle traditional case.
14545 2002-06-29  Neil Booth  <neil@daikokuya.demon.co.uk>
14547         * config/i386/crtdll.h: Define EXTRA_OS_CPP_BUILTINS.
14548         Don't use CPP_PREDEFINES.
14549         * config/i386/cygwin.h (EXTRA_OS_CPP_BUILTINS): New.
14550         Used TARGET_OS_CPP_BUILTINS in preference to CPP_PREDEFINES.
14551         * config/i386/djgpp.h, config/i386/i386-coff.h,
14552         config/i386/i386-interix.h, config/i386/i386-interix3.h,
14553         config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mingw32.h,
14554         config/i386/openbsd.h, config/i386/ptx4-i.h, config/i386/sysv3.h,
14555         config/i386/uwin.h: Similarly.
14557 2002-06-29  Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
14559         * c4x.h: (TARGET_CPU_CPP_BUILTINS): Check flag_inline_functions and
14560         flag_inline_trees to enable inlining.
14562 2002-06-28  Phil Edwards  <pme@gcc.gnu.org>
14564         * configure.in (gcc_gxx_include_dir):  Change to match versioned
14565         C++ headers if --enable-version-specific-runtime-libs is used.
14566         * configure:  Regenerate.
14568 2002-06-28  Jan Hubicka  <jh@suse.cz>
14570         * gcse.c (gcse_emit_move_after): Use gen_move_insn to produce the move.
14572 2002-06-28  Stephen Clarke  <stephen.clarke@superh.com>
14574         * combine.c (combine_simplify_rtx): Pass the mode of the
14575         shift count, not the shift operation when trying to simplify
14576         a shift on a SHIFT_COUNT_TRUNCATED target.
14578 2002-06-28  Stephane Carrez  <stcarrez@nerim.fr>
14580         * config/m68hc11/m68hc11.md ("*addsi3"): Use 'o' constraint to
14581         avoid the auto increment addressing modes.
14582         ("*subsi3"): Likewise.
14583         (split for add/sub on address): For 68HC12 push the value on
14584         the stack and do the operation with a pop.
14586 2002-06-28  Neil Booth  <neil@daikokuya.co.uk>
14588         * cpplib.c (_cpp_handle_directive): Move #define-specific
14589         code to the #define handler...
14590         (do_define): ...here.
14591         (lex_macro_node): No longer a need to check for comments here.
14593 2002-06-28  Stephane Carrez  <stcarrez@nerim.fr>
14595         * config/m68hc11/m68hc11.h (OPTIMIZATION_OPTIONS): Define.
14596         * config/m68hc11/m68hc11-protos.h (m68hc11_optimization_options):
14597         Declare.
14598         * config/m68hc11/m68hc11.c (m68hc11_optimization_options): New,
14599         do not reorder basic blocks at the end when optimizing for size.
14601 2002-06-28  Stephane Carrez  <stcarrez@nerim.fr>
14603         * config/m68hc11/m68hc11.c (autoinc_mode): New function.
14604         (m68hc11_make_autoinc_notes): New function.
14605         (m68hc11_split_move): Be very cautious when spliting a move with
14606         auto increment/decrement modes because this may result in incompatible
14607         directions; add REG_INC notes to the resulting insn for CSE reg.
14609 2002-06-28  Stephane Carrez  <Stephane.Carrez@nerim.fr>
14611         * config/m68hc11/m68hc11.c (register_indirect_p): For 68HC12 a constant
14612         can be a valid address.
14614 2002-06-28  Aldy Hernandez  <aldyh@redhat.com>
14616         * config/rs6000/rs6000.c: Remove unusued variables from last
14617         patch.
14619 2002-06-27  Aldy Hernandez  <aldyh@redhat.com>
14621         Revert:
14622         * config/rs6000/rs6000.c (rs6000_override_options): Move
14623         *SUBTARGET_OVERRIDE_OPTIONS before the -m options.
14625 2002-06-27  Aldy Hernandez  <aldyh@redhat.com>
14627         * config/rs6000/rs6000.c (altivec_expand_builtin): Move
14628         lvx/stv/dst builtins...
14629         (altivec_expand_ld_builtin): ...to here.
14630         (altivec_expand_st_builtin): ...here.
14631         (altivec_expand_dst_builtin): ...and here (respectively).
14633 2002-06-28  Bob Wilson  <bob.wilson@acm.org>
14635         * config/xtensa/xtensa.h (RETURN_IN_MEMORY): Update comment.
14637 2002-06-08  Bernd Schmidt  <bernds@redhat.com>
14639         * emit-rtl.c (gen_lowpart_common): Don't create paradoxical FLOAT_MODE
14640         subregs.
14641         * recog.c (general_operand, register_operand): Disallow them.
14643 2002-06-28  Neil Booth  <neil@daikokuya.co.uk>
14645         PR preprocessor/7138
14646         * cpplib.c (_cpp_handle_directive): Do traditional
14647         preparation after setting state.angled_headers.
14648         * cpptrad.c (scan_out_logical_line): Fix potential
14649         quote bug.
14651 2002-06-27  Aldy Hernandez  <aldyh@redhat.com>
14653         * config/rs6000/rs6000.c (rs6000_override_options): Move
14654         *SUBTARGET_OVERRIDE_OPTIONS before the -m options.
14656 2002-06-27  Bob Wilson  <bob.wilson@acm.org>
14658         * config/xtensa/xtensa.md: Give "*xxx" names to all unnamed insn's.
14659         (*lsiu, *ssiu, movstrsi_internal, zero_cost_loop_start,
14660         zero_cost_loop_end): Remove unnecessary "parallel" from insns.
14662 2002-06-27  Roger Sayle  <roger@eyesopen.com>
14664         * config/d30v/d30v.h: Remove commented out STACK_REGS #defines.
14665         * config/stormy16/stormy16.h: Likewise.
14667         * config/stormy16/stormy16.h (CUMULATIVE_ARGS): Replace typedef
14668         with #define.
14670 2002-06-26  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
14672         * doc/install.texi (Binaries): Add Sinix/Reliant Unix.  Move
14673         Hitachi entry.  Make punctuation more consistent.
14675 2002-06-27  Matt Kraai  <kraai@alumni.cmu.edu>
14677         * doc/install.texi: Change ` bit' to `-bit'.
14678         * doc/md.texi: Change `-bits' to `-bit'.
14679         * doc/tm.texi: Change `-bits' to ` bits'.
14681 2002-06-27  Daniel Berlin  <dberlin@dberlin.org>
14683         * gcse.c (hoist_code): Rewrite to only get list of dominated
14684         blocks once per BB. Also fix reversed test (by removing need for
14685         the test at all).
14687 2002-06-27  Neil Booth  <neil@daikokuya.co.uk>
14689         * cpphash.h (_cpp_set_trad_context): Remove.
14690         * cpplib.c (prepare_directive_trad): Do nothing for #define.
14691         (cpp_push_buffer, _cpp_pop_buffer): Don't call _cpp_set_trad_context.
14692         * cpptrad.c: Update comments.
14693         (_cpp_read_logical_line_trad): Let scan_logical_line handle
14694         updating the current context.
14695         (scan_logical_line): Update the current context.
14696         (_cpp_create_trad_definition): Similarly.
14697         (_cpp_set_trad_context): Remove.
14699 2002-06-27  Neil Booth  <neil@daikokuya.co.uk>
14701         PR preprocessor/7070
14702         * c-lex.c (cb_def_pragma): Don't try to spell CPP_EOF.
14704 2002-06-26  Bob Wilson  <bob.wilson@acm.org>
14706         * config/xtensa/xtensa-protos.h (xtensa_return_addr): Declare.
14707         config/xtensa/xtensa.c (xtensa_return_addr): New function.
14708         config/xtensa/xtensa.h (RETURN_ADDR_RTX): Use xtensa_return_addr.
14709         config/xtensa/xtensa.md (fix_return_addr): New pattern.
14711 2002-06-26  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
14713         * mips.c (coprocessor_operand, coprocessor2_operand,
14714         symbolic_operand): Move prototypes from here...
14715         * mips-protos.h (coprocessor_operand, coprocessor2_operand,
14716         symbolic_operand): ...to here.
14718 Wed Jun 26 16:32:57 2002  J"orn Rennecke <joern.rennecke@superh.com>
14720         * config/sh/crt1.asm: remove _stack label definition
14721         and sentinel value.
14723 2002-06-26  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
14725         * varasm.c: Include real.h before output.h.
14727 2002-06-26  Aldy Hernandez  <aldyh@redhat.com>
14729         * config/rs6000/rs6000.h (ALTIVEC_VECTOR_MODE): Revert change to
14730         check for TARGET_ALTIVEC.
14732 2002-06-26  Nathanael Nerode  <neroden@gcc.gnu.org>
14734         * config.gcc (vax-*-vms*): Make obselete.
14736 2002-06-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
14738         * gcc.c (warn_std): Delete.
14740 2002-06-25  Loren J. Rittle  <ljrittle@acm.org>
14742         * doc/extend.texi: Fix formatting of last checkin.
14744 2002-06-25  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
14746         * config/alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Remove leading
14747         underscore from __IEEE_FP and __IEEE_FP_INEXACT.
14749 2002-06-25  Aldy Hernandez  <aldyh@redhat.com>
14751         * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
14752         discrepancies from motorola's documentation.
14754 Tue Jun 25 21:51:13 2002  J"orn Rennecke <joern.rennecke@superh.com>
14756         * optabs.c (expand_vector_binop, expand_vector_unop): Don't assume
14757         GET_MODE_UNIT_SIZE (mode) == UNITS_PER_WORD.
14759         * config/sh/lib1funcs.asm (udivdi3): Make first divide step
14760         produce a 32 bit result before normalization, then normalize with a
14761         left shift.  Compute approximative error of 2nd reciprocal
14762         approximation in 2's complement.  Fix mask generation from upper
14763         longword of second divide stage result.
14764         For large divisor, fix shift count used to truncate first stage
14765         divide result; make decision if to adjust upwards based on comparison
14766         of higher parts of normalized values.
14767         (udivdi): Likewise.  Undo normalization of result for large divisor
14768         case.
14770 2002-06-25  David S. Miller  <davem@redhat.com>
14772         * config/sparc/sparc.md: Change \\{t,n} to \{t,n}.
14774 2002-06-25  Neil Booth  <neil@daikokuya.co.uk>
14776         * cpplib.c (do_include_common): Revert to correct line number
14777         if -traditional.
14778         * cpptrad.c (scan_out_logical_line): Treat null directive as
14779         white space.  Invlidate MI optimization for non-whitespace
14780         text outside a directive.
14782 2002-06-24  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
14784         * Makefile.in (SHELL): Set to @SHELL@.
14785         * fixinc/Makefile.in (SHELL): Likewise.
14787         * mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2,
14788         fixuns_truncsfsi2, fixuns_truncsfdi2): Avoid automatic aggregate
14789         initialization.
14791 2002-06-24  Jeff Law <law@redhat.com>
14793         * flow.c (propagate_one_insn): When removing an insn
14794         with a REG_LIBCALL note but not the entire libcall sequence,
14795         delete the associated REG_RETVAL note.
14797 Mon Jun 24 21:05:09 2002  J"orn Rennecke <joern.rennecke@superh.com>
14799         * lib1funcs.asm (sdivsi3): Add optimized SH64 implementations.
14800         (udivsi3): Likewise.  Rewrite SH1 implementation.
14801         (udivdi3, divdi3, umoddi3, moddi3): New SHmedia functions.
14802         * sh.md (R20_REG, R21_REG, R22_REG, R23_REG, FR23_REG): New constants.
14803         (udivsi3_i1_media, divsi3_i1_media): Fix clobber list.
14804         * config/sh/t-sh64 (LIB1ASMFUNCS): (_udivdi3, _divdi3, _umoddi3): Add.
14805         (_moddi3): Likewise.
14807         * lib1funcs.asm (ic_invalidate): Add data cache line writeback.
14809         * sh.h (FUNCTION_ARG_ADVANCE): Take SHCOMPACT_FORCE_ON_STACK
14810         arguments into account for stack_regs.
14812 2002-06-24  Matt Kraai  <kraai@alumni.cmu.edu>
14814         * doc/extend.texi: Change `@dots{}' to `/* @r{@dots{}} */'
14815         in examples.
14817 2002-06-24  Art Haas  <ahaas@neosoft.com>
14819         * doc/extend.texi (Other Builtins): Change `...' to `@dots{}'.
14820         * doc/tm.texi (Frame Layout): Likewise.
14822 2002-06-20  Steve Ellcey  <sje@cup.hp.com>
14824         * gcc/config.gcc (ia64*-*-hpux*): Set use_collect2 to no.
14825         Set float_format to i128.
14827 2002-06-24  David S. Miller  <davem@redhat.com>
14829         * config/sparc/sparc.c (INIT_TARGET_OPTABS): If ARCH64, set the
14830         32-bit ABI libfuncs to NULL.
14832         * config/sparc/sparc.md: Use define_insn_and_split.  Use braced
14833         strings instead of quoted strings for code blocks.
14835         * expmed.c (expand_divmod): Do not set optab1/optab2 to the shift
14836         optabs if op1 is const0_rtx.
14838         * Makefile.in (GTFILES): Add basic-block.h
14839         * basic-block.h (label_value_list, tail_recursion_label_list):
14840         Mark with GTY.
14842 2002-06-24  Neil Booth  <neil@daikokuya.co.uk>
14844         * cpptrad.c (scan_out_logical_line): Check recursing only when
14845         we know we have a macro invocation in the function-like case.
14846         Only call _cpp_handle_directive if we know we have a good
14847         directive, or we want to reject a bad directive.
14849 2002-06-24  Alan Modra  <amodra@bigpond.net.au>
14851         * doloop.c (doloop_valid_p): Correct comment.
14852         (doloop_modify_runtime <abs_inc != 1>): Simplify.
14853         (doloop_modify_runtime <do-while>): Don't emit code when NE.
14855 Thu Jun 20 00:26:53 2002  Denis Chertykov  <denisc@overta.ru>
14857         * config.gcc: Add support for ip2k.
14859 2002-06-23  Jan Hubicka  <jh@suse.cz>
14860             Jeff Law <law@redhat.com>
14862         * function.h (struct emit_status): Clarify potential contents
14863         of regno_reg_rtx array.
14864         * integrate.c (copy_rtx_and_substitute): Update comments.  Make
14865         sure entry in regno_reg_rtx is a REG before checking REG_POINTER.
14867         * reg-stack.c (convert_regs_exit): Push the registers to stack in
14868         proper order.
14870 2002-06-22  Ulrich Weigand  <uweigand@de.ibm.com>
14872         PR middle-end/6963
14873         * function.c (assign_stack_temp_for_type): Do not return
14874         the same MEM rtx for multiple uses of a stack slot.
14876 2002-06-22  David S. Miller  <davem@redhat.com>
14878         PR target/6841 target/6770 target/6719
14879         * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Return
14880         NO_REGS for constant X when CLASS is GENERAL_OR_FP_REGS or
14881         GENERAL_OR_EXTRA_FP_REGS.
14883 2002-06-22  Neil Booth  <neil@daikokuya.co.uk>
14885         * cpptrad.c (struct fun_macro): Add line number.
14886         (scan_out_logical_line): Set it, and use it to report unterminated
14887         macro invocations.
14889 2002-06-21  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
14891         * genautomata.c (copy_node, VLA_PTR_CREATE, VLA_PTR_EXPAND,
14892         VLA_PTR_ADD, VLA_HWINT_CREATE, VLA_HWINT_EXPAND, VLA_HWINT_ADD,
14893         DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL, DECL_PRESENCE,
14894         DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV, REGEXP_UNIT,
14895         REGEXP_RESERV, REGEXP_SEQUENCE, REGEXP_REPEAT, REGEXP_ALLOF,
14896         REGEXP_ONEOF, check_name): Const-ify.
14898 2002-06-21  Matt Thomas  <matt@3am-software.com>
14900         * config/vax/vax.c (vax_output_function_prologue): Use
14901         REGISTER_PREFIX.  Fix some indentation.
14902         * config/vax/vax.h (FUNCTION_PROFILER): Use reg_names[].
14903         (VAX_ISTREAM_SYNC): Define.
14904         (INITIALIZE_TRAMPOLINE): Use VAX_ISTREAM_SYNC.  Move the
14905         i-stream sync to the end.
14906         (REGISTER_PREFIX): Define as "".
14907         (ASM_OUTPUT_MI_THUNK): Use REGISTER_PREFIX.
14909 2002-06-21  Jason Thorpe  <thorpej@wasabisystems.com>
14911         * config.gcc (ns32k-*-netbsd*): Remove from list of obsolete
14912         configurations.
14914 2002-06-21  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
14916         * tree.c (tree_node_kind, tree_node_counts, tree_node_sizes,
14917         tree_node_kind_names): Wrap in GATHER_STATISTICS macro.
14919 2002-06-21  Matt Thomas  <matt@3am-software.com>
14921         * config/vax/netbsd.h: Adjust a comment.
14922         (TARGET_DEFAULT): Redefine as 0.
14924 2002-06-21  Richard Henderson  <rth@redhat.com>
14926         * bb-reorder.c (make_reorder_chain_1): Search harder for the
14927         vax casesi fallthru edge.
14928         * cfglayout.c (cleanup_unconditional_jumps): Use
14929         redirect_edge_succ_nodup.  Do not delete ADDR_VEC insns as dead.
14930         * cfgrtl.c (force_nonfallthru_and_redirect): Place redirection
14931         block after ADDR_VEC.
14933 2002-06-21  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
14935         * config/sparc/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtfastmath.o.
14937 2002-06-21  Neil Booth  <neil@daikokuya.co.uk>
14939         * cpperror.c (cpp_error): For traditional CPP, default to
14940         diagnostics on pfile->line.
14941         * cpplib.c (prepare_directive_trad): Set line number for
14942         diagnostics for #define too.
14943         * cpptrad.c (skip_whitespace): Skip comments properly.
14944         (_cpp_expansions_different_trad): Initialize quote2.
14946 2002-06-21  Hans-Peter Nilsson  <hp@bitrange.com>
14948         * config/mmix/mmix.md: Change GNU CC to GCC in file header comment.
14949         * config/mmix/mmix.h: Ditto.
14950         * config/mmix/mmix-protos.h: Ditto.
14951         * config/mmix/mmix.c: Ditto.  Fix typo in comment.
14952         * config/mmix/mmix-modes.def: Change GNU CC to GCC in file header
14953         comment.  Comment extra CC modes.
14955 2002-06-20 Jan Hubicka  <jh@suse.cz>
14957         * cfglayout.c (scope_to_insns_initialize): Call set_block_levels.
14958         (scope_to_insns_finalize): Do not call set_block_levels; handle
14959         sequences.
14960         (choose_inner_scope): New.
14961         * rtl.h (choose_inner_scope): Declare.
14963 2002-06-20  John David Anglin  <dave@hiauly1.hia.nrc.ca>
14965         * pa-protos.h (pa_asm_output_mi_thunk): Change third argument to
14966         HOST_WIDE_INT.
14967         * pa.c (pa_asm_output_mi_thunk): Likewise.
14968         (n_deferred_plabels): Change type to size_t.
14969         (output_deferred_plabels, output_call): Use size_t instead of int.
14971 2002-06-20  Richard Henderson  <rth@redhat.com>
14973         PR target/4041
14974         * config/m68k/m68k.md (zero_extendsidi2): Create expander; duplicate
14975         pattern and adjust constraints for coldfire.
14977 2002-06-20  Richard Henderson  <rth@redhat.com>
14979         * explow.c (probe_stack_range): Use gen_rtx_fmt_ee.
14981 2002-06-20  Chris Demetriou  <cgd@broadcom.com>
14983         * config.gcc (mipsisa64-*-elf*, mipsisa64el-*-elf*): New targets.
14985 2002-06-20  Chris Demetriou  <cgd@broadcom.com>
14987         * config/mips/mips.h (ISA_HAS_FP4): Fix comment to reflect use.
14989 2002-06-20  Stan Shebs  <shebs@apple.com>
14991         * dominance.c: Include errors.h instead of error.h.
14993 2002-06-20  Neil Booth  <neil@daikokuya.co.uk>
14995         * cppexp.c (cpp_interpret_integer): Don't force traditional
14996         numbers to be unsigned.
14997         * cpplib.c (prepare_directive_trad): Set line number for
14998         diagnostics.
14999         * cpptrad.c (scan_out_logical_line): Continue scanning out
15000         at start of buffer.
15001         * gcc.c (trad_capable_cpp): Use cc1 always.
15003 2002-06-20  Jeffrey Law  <law@redhat.com>
15005         * i386.h (TARGET_DEFAULT): Do not turn on frame pointer
15006         elimination in leaf functions by default yet.
15008 2002-06-20  Richard Sandiford  <rsandifo@redhat.com>
15010         * combine.c (make_extraction): Reapply to the argument of an ASHIFT.
15012 2002-06-20  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
15014         * config/sparc/t-crtfm (crtfastmath.o): Prefix with $(T) for
15015         multilibs.
15016         * config/sparc/t-sol2-64 (EXTRA_MULTILIB_PARTS): Add crtfastmath.o.
15017         Fixes PR other/6836.
15019 Thu Jun 20 19:42:21 CEST 2002  Jan Hubicka  <jh@suse.cz>
15020                                Pavel Nejedly  <bim@atrey.karlin.mff.cuni.cz>
15022         Mon Jun 10 20:42:34 CEST 2002  Jan Hubicka  <jh@suse.cz>
15024         * basic-block.h: Do not include et-forest.h
15025         (dominance_info): Declare as struct dominance-info.
15026         * cfglayout.c (cleanup_unconditional_jumps): Remove the edge before
15027         deleting block.
15028         * dominance.c (struct dominance_info): Define.
15029         (BB_NODE, SET_BB_NODE): New macros.
15030         (bb_hash_func, bb_eq_func): Kill.
15031         (calculate_dominace_info, free_dominacne_info, set_immediate_dominator,
15032         nearest_common_dominator, dominated_by_p, recount_dominator,
15033         add_to_dominance_info, delete_from_dominance_info): update for new
15034         representation.
15035         (get_dominated_by, redirect_immediate_dominators): Rewrite using
15036         enumerate_sons.
15037         * ifcvt.c (process_double_test_block, merge_if_block, find_cond_trap,
15038         find_if_case_1, find_if_case_2): Remove killed blocks from dominance
15039         structure.
15041         * et-forest.h: Update copyright; revamp all function to operate on
15042         nodes
15043         (et_forest_value): Kill.
15044         (et_forest_enumerate_sons, et_forest_node_value): New.
15045         * et-forest.c: Update copyright.
15046         * et-forest.h: Update copyright; revamp all function to operate on
15047         nodes
15048         (et_forest_value): Kill.
15049         (et_forest_enumerate_sons, et_forest_node_value): New.
15051         Thu Jun  6 22:43:43 CEST 2002  Jan Hubicka  <jh@suse.cz>
15053         * basic-block.h: Inlude et-forest.h
15054         (basic_block_def): Kill dominator.
15055         (dominance_info): New type.
15056         (loops): Use dominace_info.
15057         (dominace handling functions): Take dominace_info as argument
15058         instead of bitmaps.
15059         (create_preheader): Likewise.
15060         * cfg.c (entry_exit_blocks): Kill dominator.
15061         (dump_flow_info): Do not dump dominators.
15062         * cfglayout.c (cleanup_unconditonal_jumps): Delete deleted block from
15063         dominators.
15064         * cfgloop.c (flow_pre_header_find): Use dominacne_info.
15065         (flow_loops_pre_header_scan, make_forwarder_block,
15066         canonicale_loop_headers, flow_loops_find): Likewise.
15067         * dominance.c: Include error.h
15068         (idoms_to_doms): Kill.
15069         (bb_hash_func, bb_eq_func): New static functions.
15070         (debug_dominace_info): New global function.
15071         (calculate_dominance_info): Use new et forest structure.
15072         (free_dominace_info, get_immediate_dominator, set_immediate_dominator,
15073         get_dominated_by, redirect_immediate_dominators,
15074         nearest_common_dominator, dominated_by_p, verify_dominators,
15075         recount_dominator, iterate_fix_dominators, add_to_dominace_info,
15076         delete_from_dominance_info): New global functions.
15077         * gcse.c (domnators): CHange to dominance_info.
15078         (alloc_hoist_mem): Do not alloc dominators
15079         (free_code_hoist_mem): Use free_dominance_info.
15080         (compute_code_hoist_data): Use dominance_info.
15081         (hoist_code): Likewise.
15082         * ifcvt.c (post_dominators): Likewise.
15083         (find_if_case_2, if_convert): Likewise.
15084         * predict.c (process_note_predictions, process_note_prediction,
15085         estimate-probability): Likewise.
15086         * sched-rgn.c (find_rgns, init_regions): Likewise.
15087         * ssa-dce.c (find_all_control_dependences, fint_control_depemndence,
15088         find_pdom, delete_insn_bb, ssa_eliminate_dead_code): Likewise.
15089         * ssa.c (compute_dominance_frontiers_1, rename_block, rename_registers,
15090         find_evaluations, convert_to_ssa): Likewise.
15091         * ssa.h (compute_dominance_frontiers): Likewise.
15093         Thu Jun  6 22:57:34 CEST 2002  Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
15095         * Makefile.in (et-forest.c): Add.
15096         * et-forest.c: New file.
15097         * at-forest.h: New file.
15099 2002-06-20  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
15101         * c-decl.c (c_decode_option): Use ARRAY_SIZE in lieu of explicit
15102         array size calculation.
15103         * gengtype.c (NUM_BASE_FILES, create_file, write_gc_root):
15104         Likewise.
15106         * diagnostic.c (diagnostic_kind_text): Const-ify.
15107         * gengtype.c (lang_names): Likewise.
15109 Thu Jun 20 17:25:29 CEST 2002  JAn HUbicka  <jh@suse.cz>
15111         * combine.c (subst): Be prepared for simplify_subreg to return VOIDmode.
15113 2002-06-20  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
15115         * config/sol2.h: New file.
15116         * config.gcc (i?86-*-solaris2*): Include it before i386/sol2.h.
15117         (sparc64-wrs-vxworks*): Include it before sparc/sol2.h.
15118         (sparc-*-chorusos*): Likewise.
15119         (sparc-*-elf*): Likewise.
15120         (sparc-*-rtems*, sparc-*-rtemself*): Likewise.
15121         (sparc64-*-solaris2*, sparcv9-*-solaris2*): Likewise.
15122         (sparc-hal-solaris2*): Likewise.
15123         (sparc-*-solaris2*): Likewise.
15124         (sparclite-*-elf*): Likewise.
15125         (sparc86x-*-elf*): Likewise.
15126         (sparc64-*-elf*): Likewise.
15128         * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Moved to
15129         config/sol2.h.
15130         (ASM_SPEC): Override config/sol2.h version for now.
15131         Removed obsolete GAS_REJECTS_MINUS_S variant.
15132         (WINT_TYPE, WINT_TYPE_SIZE): Moved to config/sol2.h.
15133         (HANDLE_PRAGMA_REDEFINE_EXTNAME): Likewise.
15134         (TARGET_OS_CPP_BUILTINS): Likewise.
15135         Assert system=unix.
15136         (CPP_SPEC): Simplified using new CPP_SUBTARGET_SPEC.
15137         (LIB_SPEC, ENDFILE_SPEC, STARTFILE_SPEC, LINK_SPEC): Moved to
15138         config/sol2.h.
15139         (SWITCH_TAKES_ARG, STDC_0_IN_SYSTEM_HEADERS): Likewise.
15140         (ASM_CPU_SPEC): Define.
15141         (SUBTARGET_EXTRA_SPECS): Define.
15143         * config/sparc/sol2-bi.h (LONG_DOUBLE_TYPE_SIZE): Removed, already
15144         in config/sparc/sol2.h.
15145         (ASM_SPEC): Moved to config/sol2.h.
15146         (CPP_CPU_SPEC): Simplified.
15147         (STARTFILE_SPEC32): Likewise, renamed to STARTFILE_ARCH32_SPEC for
15148         consistency.
15149         (STARTFILE_SPEC64): Renamed to STARTFILE_ARCH64_SPEC.
15150         (STARTFILE_ARCH_SPEC): Use new names STARTFILE_ARCH32_SPEC,
15151         STARTFILE_ARCH64_SPEC.
15152         (STARTFILE_SPEC): Moved to config/sol2.h
15153         (SUBTARGET_EXTRA_SPECS): Add startfile_arch.
15154         (LINK_ARCH32_SPEC): Moved to config/sol2.h.
15155         (LINK_ARCH64_SPEC): Simplified.
15156         (LINK_ARCH_SPEC): Redefined config/sol2.h version for 64-bit support.
15157         (LINK_SPEC): Moved to config/sol2.h
15159         * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Moved to
15160         config/sol2.h.
15161         Use BITS_PER_WORD for size.
15162         (WINT_TYPE, WINT_TYPE_SIZE): Likewise.
15163         (HANDLE_PRAGMA_REDEFINE_EXTNAME): Likewise.
15164         (CPP_PREDEFINES): Removed OS-specific part handled by
15165         TARGET_OS_CPP_BUILTINS.
15166         (CPP_SUBTARGET_SPEC): Moved to config/sol2.h.
15167         (CPLUSPLUS_CPP_SPEC): Removed, handled by TARGET_OS_CPP_BUILTINS.
15168         (ASM_SPEC): Moved to config/sol2.h.
15169         (PREFERRED_DEBUGGING_TYPE): Likewise.
15170         (STARTFILE_SPEC, LIB_SPEC, LINK_SPEC): Likewise.
15171         (SWITCH_TAKES_ARG, STDC_0_IN_SYSTEM_HEADERS): Likewise.
15172         (TARGET_DEFAULT): Reordered to match config/sparc/sol2-bi.h version.
15173         (TRANSFER_FROM_TRAMPOLINE): Moved to config/sol2.h
15175         * config.gcc (i?86-*-solaris2*): Removed obsolete gas support.
15176         * config/i386/sol2gas.h: Removed.
15178 Thu Jun 20 12:14:01 CEST 2002  Jan Hubicka  <jh@suse.cz>
15180         * i386.md (xorqi_1_slp, xorqi_2_slp): New patterns.
15182 2002-06-16  Aldy Hernandez  <aldyh@redhat.com>
15184         * gcc.c-torture/execute/simd-1.c: New.
15186         * gcc.dg/simd-1.c: New.
15188         * doc/extend.texi (Vector Extensions): Document that we can
15189         specify simd types not specifically supported by the hardware.
15190         Document that simd types can be used as function arguments.
15191         Document that signness does make a difference in SIMD types.
15192         Misc cleanups and revisions to the vector extensions section.
15194         * simplify-rtx.c (simplify_subreg): Simplify subregs of vector
15195         constants.
15197         * expr.c (vector_mode_valid_p): New.
15199         * expr.h: Add vector_mode_valid_p.
15201         * defaults.h (VECTOR_MODE_SUPPORTED_P): Set default.
15203         * c-common.c (type_for_mode): Always build vector nodes regardless
15204         of VECTOR_MODE_SUPPORTED_P.
15205         (handle_mode_attribute): Error if we can't emulate a nonexisting
15206         vector mode.
15207         (handle_vector_size_attribute): Same.
15209         * optabs.c (expand_binop): Open-code vector operations.
15210         (expand_unop): Open-code vector unops.
15211         (expand_vector_binop): New.
15212         (expand_vector_unop): New.
15214         * c-typeck.c (build_binary_op): Allow vectors in binops.
15215         Allow vectors in conditional operatiors.
15216         (build_unary_op): Allow vectors in unary minus.
15218         * config/rs6000/rs6000.h (ALTIVEC_VECTOR_MODE): Conditionalize on
15219         TARGET_ALTIVEC.
15221 2002-05-20  Richard Henderson  <rth@redhat.com>
15223         * c-common.c (c_common_get_alias_set): Correctly handle characters.
15224         Rearrange order of expressions; don't handle vectors here.
15225         * alias.c (get_alias_set): Let vectors match their components.
15227 2002-06-19  Chris Demetriou  <cgd@broadcom.com>
15229         * config/mips/mips.c (mips_emit_prefetch): Use hints which
15230         match desired locality.
15232 2002-06-19  Dhananjay R. Deshpande  <dhananjayd@kpit.com>
15234         * config/h8300/h8300.c (TARGET_INSERT_ATTRIBUTES): Define.
15235         (h8300_insert_attributes): New.
15237 2002-06-19  Akim Demaille  <akim@epita.fr>
15239         * c-parse.in (initelt: identifier ':' initval): Add an empty
15240         action to fix a type clash.
15241         (aliasdecl, classdef): Add the missing closing `;'.
15242         Whitespace changes.
15243         * gengtype-yacc.y (typedef_struct): Add an empty action to preevnt
15244         $$ = $1 type clashes.
15246 2002-06-19  Eric Christopher  <echristo@redhat.com>
15248         * config/mips/mips.c (symbol_operand): New function.
15249         (mips_emit_prefetch): Ditto.
15250         * config/mips/mips-protos.h: Define.
15251         * config/mips/mips.h (ISA_HAS_PREFETCH): Define.
15252         (CONSTANT_ADDRESS_P): Adjust, use TARGET_GAS.
15253         (LEGITIMIZE_ADDRESS): Ditto.
15254         * config/mips/mips.md (prefetch, prefetch_si_address,
15255         prefetch_si, prefetch_di_address, prefetch_di): New patterns.
15257 2002-06-19  Eric Christopher  <echristo@redhat.com>
15259         * config/fp-bit.h: Add unordered defines for gofast.
15261 2002-06-19  Vladimir Makarov  <vmakarov@redhat.com>
15263         * genautomata.c (DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON,
15264         DECL_EXCL, DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV,
15265         DECL_INSN_RESERV, REGEXP_UNIT, REGEXP_RESERV, REGEXP_SEQUENCE,
15266         REGEXP_REPEAT, REGEXP_ALLOF, REGEXP_ONEOF): New macros with
15267         checking and without it.
15268         (decl_name, decl_mode_check_failed, regexp_name,
15269         regexp_mode_check_failed): New functions.
15270         (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
15271         gen_presence_set, gen_absence_set, gen_automaton,
15272         gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
15273         gen_regexp_sequence, gen_reserv, gen_insn_reserv,
15274         automaton_decl_hash, automaton_decl_eq_p): Use the macros.
15275         (find_automaton_decl): Ditto.  Set up mode of work_automaton_decl.
15276         (insn_decl_hash, insn_decl_hash, insn_decl_eq_p): Use the macros.
15277         (find_insn_decl): Ditto.  Set up mode of work_insn_decl.
15278         (decl_hash, decl_eq_p): Use the macros.
15279         (find_decl): Ditto.  Set up mode of work_decl.
15280         (process_excls, process_presence_absence, process_decls,
15281         check_automaton_usage, process_regexp, process_regexp_decls,
15282         check_usage, loop_in_regexp, check_loops_in_regexps,
15283         process_regexp_cycles, add_advance_cycle_insn_decl,
15284         initiate_states, initiate_excl_sets,
15285         initiate_presence_absence_sets, copy_insn_regexp, transform_1,
15286         transform_2): Use the macros.
15287         (transform_3): Ditto.  Check mode before making transformations of
15288         ALLOF.
15289         (regexp_transform_func, transform_insn_regexps,
15290         process_unit_to_form_the_same_automaton_unit_lists,
15291         form_the_same_automaton_unit_lists_from_regexp,
15292         form_the_same_automaton_unit_lists,
15293         process_seq_for_forming_states, process_alts_for_forming_states,
15294         create_alt_states, form_ainsn_with_same_reservs, make_automaton,
15295         form_arcs_marked_by_insn, NDFA_to_DFA, set_new_cycle_flags,
15296         estimate_one_automaton_bound, compare_max_occ_cycle_nums,
15297         units_to_automata_heuristic_distr, create_ainsns,
15298         units_to_automata_distr, create_automata): Use the macros.
15299         (form_regexp): Ditto.  Fix typo in access to fields of ALLOF.
15300         (longest_path_length, min_issue_delay_pass_states,
15301         output_dead_lock_vect, output_tables, output_insn_code_cases,
15302         output_internal_insn_latency_func, output_print_reservation_func,
15303         output_description, output_automaton_units, generate): Use the
15304         macros.
15305         (make_insn_alts_attr): Ditto.  Check case when there are not
15306         alternatives in the reservation.
15307         (make_internal_dfa_insn_code_attr, make_default_insn_latency_attr,
15308         make_bypass_attr, form_important_insn_automata_lists,
15309         expand_automata): Use the macros.
15311 2002-06-20  Tim Josling  <tej@melbpc.org.au>
15313         * Makefile.in: Clean up code to check for misspecified languages
15314         in enable-languages.
15316 2002-06-19  Andrew Pinski <pinskia@physics.uc.edu>
15318         * cpptrad.c (_cpp_replacement_text_len): initialize len.
15320 2002-06-19  Jason Merrill  <jason@redhat.com>
15322         * Makefile.in (unstrap, restrap): New targets.
15323         (bootstrap): Mention restrap.
15325 2002-06-19  Matt Kraai  <kraai@alumni.cmu.edu>
15327         * except.c (ehl_free): Remove.
15329         * doc/tm.texi (TARGET_CPU_CPP_BUILTINS): Correct misnamings of
15330         builtin_define and builtin_define_std.
15332 2002-06-19  Ian Dall  <ian@sibyl.beware.dropbear.id.au>
15334         * config/ns32k/ns32k.md: Give "*xxx" names to all unnamed insn's.
15335         (sCOND): Restrict operand class so that gcc knows how to reload them.
15336         (bitfield_set): Merge two unnamed insn's using alternatives.
15337         (call_value): Remove constraint on unused uperand.
15338         (udivmodhi4, udivmodsi4, udivmoddihi4_internal): Remove.
15339         (udivmoddiqi4_internal, udivmoddihi4, udivmoddiqi4): Remove.
15341         * longlong.h (count_trailing_zeros): Escape newline and beautify.
15343 2002-06-19  Mark Mitchell  <mark@codesourcery.com>
15345         * Makefile.in (QMTEST_DIR): Simplify definition.
15347 2002-06-19  Nick Clifton  <nickc@cambridge.redhat.com>
15349         * config/d30v/d30v.h (CUMULATIVE_ARGS): Replace typedef with
15350         #define.
15352 2002-06-19  Neil Booth  <neil@daikokuya.co.uk>
15354         * cpphash.h (struct cpp_reader): Make date and time strings.
15355         (_cpp_builtin_macro_text, _cpp_copy_replacement_text,
15356         _cpp_replacement_text_len): New.
15357         * cppinit.c (cpp_create_reader): Update.
15358         (init_builtins): Register appropriate builtins for -traditional-cpp.
15359         * cppmacro.c (new_number_token): Remove.
15360         (_cpp_builtin_macro_text): New.
15361         (builtin_macro): Use it.
15362         (cpp_macro_definition): Update to handle traditional macros.
15363         * cppmain.c (cb_line_change): Don't do column positioning for
15364         traditional output.
15365         * cpptrad.c (enum ls): Rename ls_fun_macro to ls_fun_open.  New
15366         state ls_fun_close.
15367         (skip_whitespace): Fix.
15368         (maybe_start_funlike): Don't set state.parsing_args.
15369         (scan_out_logical_line): Remove duplicate error.  Use lex_state
15370         rather than state.parsing_args.
15371         (push_replacement_text): Handle builtins.
15372         (_cpp_replacement_text_len, _cpp_copy_replacement_text): New.
15374 2002-06-18  Hans-Peter Nilsson  <hp@axis.com>
15375             Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
15377         * config/fp-bit.c (_fpmul_parts, _fpdiv_parts): Mark with
15378         attribute __always_inline__.
15380 2002-06-18  Bob Wilson  <bob.wilson@acm.org>
15382         * config/xtensa/xtensa.h (FUNCTION_PROFILER): Respect flag_pic
15383         when generating the call to _mcount.
15384         (NO_PROFILE_COUNTERS): Define.
15386 2002-06-18  Richard Henderson  <rth@redhat.com>
15388         * print-rtl.c (print_rtx): Adjust NOTE argument numbers for
15389         2002-06-02 change.
15391 Tue Jun 18 20:53:32 2002  J"orn Rennecke <joern.rennecke@superh.com>
15393         * t-sh (MULTILIB_EXCEPTIONS): Set to ml.
15394         config/sh/t-linux (MULTILIB_EXCEPTIONS): Clear.
15395         * config/sh/t-netbsd (MULTILIB_EXCEPTIONS): Likewise.
15396         * config/sh/t-sh64 (MULTILIB_EXCEPTIONS): Likewise.
15398         * sh-protos.h (sh_pr_interrupt): Declare.
15399         * sh.c (sh_pr_interrupt): New function.
15400         (print_operand, calc_live_regs, sh_expand_prologue): Use it.
15401         (sh_hard_regno_rename_ok): Likewise.
15402         * sh.h (NORMAL_MODE): FP_MODE_NONE for interupt handlers.
15404 2002-06-18  Vladimir Makarov  <vmakarov@redhat.com>
15406         * rtl.def (DEFINE_AUTOMATON): Add description of new options
15407         `time' and `v'.  Fix incorrect description of option `w'.
15409         * doc/md.texi: Ditto.
15411         * genautomata.c (TIME_OPTION, V_OPTION): New macros.
15412         (gen_automata_option): Process the new options.
15413         (transform_2, transform_3): Initialize some variables.
15414         (initiate_automaton_gen): Use the new macros.
15416 2002-06-18  Richard Sandiford  <rsandifo@redhat.com>
15418         * config/mips/mips-protos.h (mips_initial_elimination_offset): Declare.
15419         (mips_set_return_address, mips_restore_gp): Declare.
15420         * config/mips/mips.h (struct mips_frame_info): Move to mips.c
15421         (current_frame_info): Remove.
15422         (INITIAL_ELIMINATION_OFFSET): Use mips_initial_elimination_offset.
15423         * config/mips/mips.c: Remove uses of current_frame_info.
15424         (struct mips_frame_info): Moved from mips.h.  Remove 'insns_len'.
15425         (struct machine_function): Add 'frame' and 'insns_len'.
15426         (current_frame_info, zero_frame_info): Remove.
15427         (mips_restore_gp, mips_set_return_address): New.
15428         (mips_initial_elimination_offset): New.
15429         * config/mips/mips.md (exception_receiver): Use mips_restore_gp.
15430         (eh_return define_split): Use mips_set_return_address.
15432 2002-06-18  Neil Booth  <neil@daikokuya.demon.co.uk>
15434         * cpplib.c (dtable): Update.
15435         (end_directive): Decrement expansion prevention count.
15436         Clear state.in_expression.
15437         (prepare_directive_trad): Set state.in_expression.
15438         Increment expansion prevention count.
15439         * cpptrad.c (enum ls): New.
15440         (_cpp_overlay_buffer): Set overlaid_buffer.
15441         (_cpp_remove_overlay): Use overlaid_buffer.
15442         (_cpp_read_logcial_line_trad): Update buffer when it might
15443         have changed.
15444         (scan_out_logical_line): Handle state transitions for assertions
15445         and defined() in #if, and for funlike invocations including the
15446         directive case.  Handle '<' and '>' as a quote mechanism in
15447         #include.  Warn about unterminated macro invocations.
15448         * cpphash.h (struct lexer_state): New member in_expression.
15449         (struct cpp_reader): New member overlaid buffer.
15451 2002-06-18  Hans-Peter Nilsson  <hp@axis.com>
15453         * config/cris/arit.c (do_31div, __Udiv, __Umod): Mark prototype
15454         __always_inline__.
15456 2002-06-18  Alan Modra  <amodra@bigpond.net.au>
15458         * config/ia64/ia64.md (doloop_end_internal): Correct rtl.
15460         * doloop.c (doloop_optimize): Extract pattern from insn.
15462 2002-06-17  Matt Kraai  <kraai@alumni.cmu.edu>
15464         * doc/extend.texi (Function Attributes): Remove `,...' from @var.
15466 2002-06-17  Jeff Law <law@redhat.com>
15468         * libgcc2.c: Do not include symcat.h or machmode.h.
15470 2002-06-17  Richard Henderson  <rth@redhat.com>
15472         PR target/6922
15473         * expmed.c (make_tree): Handle SIGN_EXTEND/ZERO_EXTEND.
15475 2002-06-17  Tom Tromey  <tromey@redhat.com>
15477         * dwarfout.c: Include function.h.
15479 2002-06-17  Andreas Schwab  <schwab@suse.de>
15481         * print-rtl.c (print_rtx): Print space before vector, not after.
15482         (debug_rtx): Clear sawclose before printing.
15483         (debug_rtx_list): Print newline after each list element.
15484         (debug_rtx_range): Likewise.
15486 2002-06-17  Richard Henderson  <rth@redhat.com>
15488         * function.h (struct function) [funcdef_no]: Rename profile_label_no.
15489         (current_function_funcdef_no): Similarly.
15490         * function.c (funcdef_no): Similarly.
15491         (prepare_function_start): Set current_function_funcdef_no.
15492         (expand_function_start): Don't set current_function_profile_label_no.
15493         * dwarf2out.h (current_funcdef_number): Remove.
15494         * dwarf2out.c (current_funcdef_number): Remove.  Replace with
15495         current_function_funcdef_no throughout.
15496         * dwarfout.c, vmsdbgout.c: Similarly.
15497         * except.c (sjlj_funcdef_number): Remove.
15498         (sjlj_emit_function_enter): Use current_function_funcdef_no instead.
15499         (output_function_exception_table): Likewise.
15500         * final.c (profile_function): Use current_function_funcdef_no
15501         instead of current_function_profile_label_no.
15503 2002-06-17  Vladimir Makarov  <vmakarov@redhat.com>
15505         * sched-ebb.c (init_ready_list): Check INSN_P first.
15507 Mon Jun 17 17:26:15 2002  J"orn Rennecke <joern.rennecke@superh.com>
15509         * sh.md (divsi3): Update way how to find insns in a sequence.
15511         * reload1.c (merge_assigned_reloads): Don't change reloads
15512         other than RELOAD_FOR_INPUT_ADDRESS / RELOAD_FOR_INPADDR_ADDRESS
15513         to RELOAD_OTHER when there are conflicting input reloads.
15515 2002-06-17  Richard Earnshaw  (rearnsha@arm.com)
15517         * function.c (epilogue_done): Correctly build a sequence of insns for
15518         a sibcall epilogue.
15520 2002-06-17  Nick Clifton  <nickc@cambridge.redhat.com>
15522         * config/fr30/fr30.h (CUMULATIVE_ARGS): Replace typedef with
15523         #define.
15525         * config/m32r/m32r.md: Replace gen_sequence with get_insns.
15527 2002-06-16  Richard Henderson  <rth@redhat.com>
15529         * config/i386/i386.h (BIGGEST_FIELD_ALIGNMENT): Define instead
15530         of ADJUST_FIELD_ALIGN if IN_TARGET_LIBS.
15532 2002-06-16  Richard Henderson  <rth@redhat.com>
15534         PR opt/6722
15535         * regclass.c (globalize_reg): Update regs_invalidated_by_call.
15537 2002-06-16  Neil Booth  <neil@daikokuya.demon.co.uk>
15539         * config.gcc: Add i386/sysv4-cpp.h; remove i386-aout.h from vxworks.
15540         * config/i386/i386-aout.h, config/i386/i386elf.h,
15541         config/i386/sysv4.h: Remove CPP_PREDEFINES.
15542         * config/i386/linux64.h, config/i386/i386elf.h, config/i386/mach.h,
15543         config/i386/netware.h, config/i386/rtemself.h, config/i386/sco5.h,
15544         config/i386/sol2.h, config/i386/vsta.h, config/i386/vxi386.h,
15545         config/i386/win32.h: Use TARGET_OS_CPP_BUILTINS rather than
15546         CPP_PREDEFINES and part of CPP_SPEC.
15547         * config/i386/sysv4-cpp.h: New.
15549 2002-06-16  Richard Henderson  <rth@redhat.com>
15551         PR c/7030
15552         * dwarf2out.c (modified_type_die): Don't assign the qualified die
15553         to the unqualified type.
15555 Sun Jun 16 22:16:10 CEST 2002  Jan Hubicka  <jh@suse.cz>
15557         * i386-protos.h (x86_field_alignment): Declare.
15558         * i386.c (x86_field_alignment): Define.
15559         * i386.h (ADJUST_FIELD_ALIGNMENT): New.
15560         (BIGGEST_FIELD_ALIGNMENT): Kill.
15562 2002-06-16  Richard Henderson  <rth@redhat.com>
15564         * vax.md (casesi): Use emit_jump_insn.  Tidy expander pattern.
15566 2002-06-16  Richard Henderson  <rth@redhat.com>
15568         * c-common.c (flag_ms_extensions): Move from c++ front end.
15569         * c-common.h (flag_ms_extensions): Declare.
15570         * c-decl.c (c_decode_option): Add -fms-extensions.
15571         (grokfield): Don't accept anonymous structures in ISO C mode;
15572         accept only unnamed anonymous structures in GNU C mode; accept
15573         Plan 9 extensions in MS mode.
15574         * c-parse.in (SAVE_EXT_FLAGS, RESTORE_EXT_FLAGS): Rename from
15575         SAVE/RESTORE_WARN_FLAGS; add flag_iso frobbing; update all callers.
15576         (extension): Clear flag_iso.
15577         * doc/invoke.texi (C Dialect Options): Add -fms-extensions.
15579 2002-06-16  Hans-Peter Nilsson  <hp@axis.com>
15581         PR target/7042
15582         * reorg.c (make_return_insns) [DELAY_SLOTS_FOR_EPILOGUE]: Exit
15583         early if current_function_epilogue_delay_list is non-empty.
15584         * config/cris/cris.md ("return"): Add sanity check asserting that
15585         current_function_epilogue_delay_list is empty.
15587 2002-06-16  Jeff Law <law@redhat.com>
15589         * emit-rtl.c (gen_rtx_REG): Temporarily turn off automatic
15590         sharing of hard registers.
15592         * toplev.c (rest_of_compilation): Remove redundant conditional.
15594         * toplev.c (rest_of_compilation): Perform a simpler, less costly
15595         cleanup of the CFG when not optimizing.
15597 2002-06-16  Alan Modra  <amodra@bigpond.net.au>
15599         * gcc.c (main): Correct startfile_prefix_spec check.
15601 2002-06-12  Geoffrey Keating  <geoffk@redhat.com>
15603         * config.gcc: Revert rth's patch of 2002-05-18.  Instead,
15604         include both darwin.o and rs6000-c.o.
15606 2002-06-15  Roger Sayle  <roger@eyesopen.com>
15608         * expr.c (compare_from_rtx): Call simplify_relational_operation
15609         on all comparisons, not just those between integer constants,
15610         with the correct (possibly unsigned) comparison code.
15611         (do_compare_rtx_and_jump): Likewise.
15613 2002-06-15  John David Anglin  <dave@hiauly1.hia.nrc.ca>
15615         * Makefile.in (tm_defines): New configuration variable.
15616         (cs-config.h, cs-hconfig.h, cs-tconfig.h): Rename DEFINES to XM_DEFINES.
15617         Pass tm_defines in TM_DEFINES.
15618         (cs-tm_p.h): Rename DEFINES to XM_DEFINES.  Pass TM_DEFINES.
15619         * config.gcc (tm_defines): New configuration variable.
15620         (hppa*-*-* | parisc*-*-*): Use tm_defines instead of pa-700.h and
15621         pa-7100.h headers.  Change hppa1* scheduling default to 7100LC.
15622         * configure.in: Substitute tm_defines.
15623         * configure: Rebuilt.
15624         * mkconfig.sh: Rename DEFINES to XM_DEFINES.  Output TM_DEFINES.
15625         * doc/install.texi: Update.
15626         * pa/pa-700.h: Delete file.
15627         * pa/pa-7100.h: Delete file.
15629 2002-06-15  Roger Sayle  <roger@eyesopen.com>
15631         * fold-const.c (comparison_to_compcode): New function to convert
15632         an comparison TREE CODE into a bit-based representation.
15633         (compcode_to_comparison): New function to convert from this bit
15634         based representation back to a comparison TREE CODE.
15635         (fold_truthop): Simplify (x<y) && (x==y) and related composite
15636         comparisons.
15638 2002-06-15  Aldy Hernandez  <aldyh@redhat.com>
15640         * tm.texi (MEMBER_TYPE_FORCES_BLK): Document MODE argument.
15642         * stor-layout.c (compute_record_mode): Remove check for
15643         FUNCTION_ARG_REG_LITTLE_ENDIAN and VOIDmode when checking for
15644         MEMBER_TYPE_FORCES_BLK.  Pass new mode field to
15645         MEMBER_TYPE_FORCES_BLK.
15647         * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Same.
15649         * config/c4x/c4x.h (MEMBER_TYPE_FORCES_BLK): Same.
15651 2002-06-14  Jeff Sturm  <jsturm@one-point.com>
15653         * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS): Add SPARC_STACK_BIAS.
15655 2002-06-14  Steve Ellcey  <sje@cup.hp.com>
15657         * configure.in (USE_UNWIND_EXCEPTIONS): Add support to set
15658         USE_UNWIND_EXCEPTIONS if --enable-libunwind-exceptions is set.
15659         * configure, config.in: Regenerate.
15661 2002-06-14  Eric Botcazou  <ebotcazou@multimania.com>
15663         * loop.c (check_final_value): Use v->always_executed
15664         instead of v->always_computable.
15665         * unroll.c (final_giv_value): Don't calculate the final
15666         value as a function of the biv if the giv is not computed
15667         for every loop iteration.
15669 2002-06-14  Eric Botcazou  <ebotcazou@multimania.com>
15671         * loop.c (for_each_insn_in_loop): Fix formatting and comments.
15673 2002-06-14  Eric Botcazou  <ebotcazou@multimania.com>
15675         PR c/6677
15676         * convert.c (convert_to_integer) [LSHIFT_EXPR]: Don't pass
15677         the truncation down when the target type is signed.
15678         [trunc1]: Use unsigned arithmetic for LSHIFT_EXPR.
15679         * fold-const.c (extract_muldiv) [NOP_EXPR]: Don't pass through
15680         the conversion if the target type is a smaller type.
15682 2002-06-14  Richard Henderson  <rth@redhat.com>
15684         * fold-const.c (fold) [compare ops]: Move X>=C / X<C transfomation
15685         earlier.  Re-factor comparisons vs extrema.
15687 2002-06-14  Richard Henderson  <rth@redhat.com>
15689         * config/alpha/alpha.md (builtin_zapnot): Fix op2 mode.
15691 2002-06-14  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>
15693         * rtl.h (SCHED_GROUP_P): Disallow CODE_LABEL, BARRIER and NOTE.
15694         * sched-deps.c (add_dependence): Likewise.
15695         (group_leader): Likewise.
15696         * sched-rgn.c (init_ready_list): Likewise.
15697         * doc/rtl.texi: Adjust accordingly.
15699 2002-06-13  Jeffrey Law  <law@redhat.com>
15701         * gcse.c (delete_null_pointer_checks_1): Inform caller if any
15702         null pointer checks were eliminated.  Update prototype.
15703         (delete_null_pointer_checks): Similarly.
15704         * rtl.h (delete_null_pointer_checks): Update prototype.
15705         * toplev.c (rest_of_compilation): Only run cleanup_cfg if
15706         delete_null_pointer_checks deletes one or more null
15707         pointer checks.  Do not run cleanup_cfg before gcse, the
15708         CFG is accurate and optimized at that point..
15710         * rs6000.c (rs6000_frame_related): Avoid unwanted sharing
15711         of hard registers.
15713 2002-06-14  Ulrich Weigand  <uweigand@de.ibm.com>
15715         * Makefile.in (libgcc.mk): Depend on specs.
15717 Fri Jun 14 12:15:11 2002  J"orn Rennecke <joern.rennecke@superh.com>
15719         * sh.md (mulsi3): Update way how to find insns in a sequence.
15721 Fri Jun 14 12:04:02 2002  Dhananjay R. Deshpande <dhananjayd@kpit.com>
15723         * sh.h: Define HARD_REGNO_RENAME_OK
15724         * sh.c: sh_hard_regno_rename_ok: New. If current function has
15725         interrupt_handler attribute, only registers saved on stack are OK.
15726         * sh-protos.h: Declare sh_hard_regno_rename_ok.
15728 2002-06-14  Kaz Kojima  <kkojima@gcc.gnu.org>
15730         * config/sh/sh.md (jump): Emit jump insn.
15731         (call_pcrel): Get pattern of the result of gen_call_site.
15732         (call_value_pcrel, sibcall_pcrel, GOTaddr2picreg): Likewise.
15734 2002-06-14  Neil Booth  <neil@daikokuya.demon.co.uk>
15736         * cpphash.h (struct cpp_buffer): Remove saved_line_base.
15737         * cpptrad.c: Update comments.
15738         (skip_whitespace, copy_comment): Take a new parameter.
15739         (skip_escaped_newlines): Don't duplicate escaped newline test.
15740         (copy_comment): Different location for CUR, decide here how
15741         to copy / replace the comment.
15742         (skip_whitespace): Copy whitespace.
15743         (_cpp_overlay_buffer, _cpp_remove_overlay): Don't play with line_base.
15744         (scan_out_logical_line): Let copy comment handle keeping or
15745         replacing comments.
15746         (scan_parameters, _cpp_create_trad_definition): Update.
15748 2002-06-13  Alan Lehotsky  <apl@alum.mit.edu>
15750         * reload.c (get_secondary_mem,find_reloads_address,
15751         find_reloads_address_1): Pass reference to MEM to find_reloads_address
15752         so that LEGITIMIZE_RELOAD_ADDRESS will be called.
15754 2002-06-13  Jessica Han  <jessica@cup.hp.com>
15756         * defaults.h (TARGET_VTABLE_ENTRY_ALIGN): New.
15757         (TARGET_VTABLE_DATA_ENTRY_DISTANCE): New.
15758         * doc/tm.texi: Document them.
15759         * config/ia64/ia64.h (TARGET_VTABLE_ENTRY_ALIGN): New.
15760         (TARGET_VTABLE_DATA_ENTRY_DISTANCE): New.
15761         (TARGET_VTABLE_USES_DESCRIPTORS): 4 word descriptors for 32-bit mode.
15762         (ASM_OUTPUT_FDESC): Likewise.
15764 2002-06-13  Eric Christopher  <echristo@redhat.com>
15766         * diagnostic.c (output_format): Fix thinko.
15768 Thu Jun 13 22:34:33 2002  J"orn Rennecke <joern.rennecke@superh.com>
15770         * config/sh/coff.h (HAS_INIT_SECTION, INVOKE__MAIN): Don't define.
15771         (DWARF2_UNWIND_INFO): Define to 0.
15773         * config/sh/sh.c (calc_live_regs): Don't use initial_value
15774         optimization for PR_MEDIA_REG.
15776 2002-06-13  Neil Booth  <neil@daikokuya.demon.co.uk>
15778         * cpphash.h (_cpp_lex_identifier_trad): Remove.
15779         * cpplib.c (end_directive): Don't skip, always remove overlay
15780         apart from #define.
15781         (prepare_directive_trad): Handle NULL pfile->directive.
15782         (_cpp_handle_directive): Always call prepare_directive_trad
15783         if traditional.
15784         * cppmain.c (check_multiline_token): Rename account_for_newlines,
15785         generalize inputs.
15786         (scan_translation_unit_trad): Use it.
15787         * cpptrad.c (skip_comment): Rename copy_comment, copy comment to
15788         output, get escaped newline in comment close correct.
15789         (check_output_buffer, skip_whitespace): Update.
15790         (_cpp_lex_identifier_trad): Remove.
15791         (scan_out_logical_line): Handle -C and comments in directives
15792         properly.
15794 Thu Jun 13 20:18:38 2002  J"orn Rennecke <joern.rennecke@superh.com>
15796         * config.gcc: Add support for sh[234]*-*-elf*, sh[2346lbe]*-*-linux*.
15797         * config/sh/linux.h (TARGET_DEFAULT): Use TARGET_CPU_DEFAULT.
15798         * sh.h (SELECT_SH1, SELECT_SH2, SELECT_SH3, SELECT_SH3E): New macros.
15799         (SELECT_SH4_NOFPU, SELECT_SH4_SINGLE_ONLY, SELECT_SH4): Likewise.
15800         (SELECT_SH4_SINGLE, SELECT_SH5_64, SELECT_SH5_64_NOFPU): Likewise.
15801         (SELECT_SH5_32, SELECT_SH5_32_NOFPU, SELECT_SH5_COMPACT): Likewise.
15802         (SELECT_SH5_COMPACT_NOFPU): Likewise.
15803         (TARGET_SWITCHES): Use them.
15804         (TARGET_CPU_DEFAULT): Define if not already defined.
15805         (TARGET_DEFAULT): Use it.
15806         (LINK_DEFAULT_CPU_EMUL): Value now depends on TARGET_CPU_DEFAULT.
15807         * config/sh/t-linux (MULTILIB_OPTIONS): Use MULTILIB_ENDIAN.
15808         * config/sh/t-monolib: New file.
15810 2002-06-13  Roger Sayle  <roger@eyesopen.com>
15812         * toplev.c (rest_of_compilation): Simplify (and correct) the
15813         logic of the first delete-null-pointer-checks pass.
15815 Thu Jun 13 18:24:17 CEST 2002  Jan Hubicka  <jh@suse.cz>
15817         * i386.c (ix86_expand_movstr):  Fix pasto.
15819 Thu Jun 13 18:18:17 CEST 2002  Jan Hubicka  <jh@suse.cz>
15821         * reload.c (find_valid_class):  Fix thinko in my previous patch.
15823 2002-06-13  Ulrich Weigand  <uweigand@de.ibm.com>
15825         * config/s390/s390.h (TARGET_CPU_CPP_BUILTINS): New macro.
15826         * config/s390/linux.h (TARGET_OS_CPP_BUILTINS): New macro.
15827         (CPP_PREDEFINES, CPP_SPEC, CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): Remove.
15828         (EXTRA_SPECS): Remove cpp_arch31 and cpp_arch64.
15830 2002-06-13  Gabriel Dos Reis  <gdr@codesourcery.com>
15832         * tree-inline.c (expand_call_inline): Don' mess with _DECL
15833         fields.
15835 2002-06-13  Gabriel Dos Reis  <gdr@codesourcery.com>
15837         * diagnostic.c (output_format): Recognize "%H" as a format
15838         specifier for a location_t.
15839         (text_specifies_location): New function.
15840         (diagnostic_set_info): Use it.
15842 2002-06-13  Jeffrey Law  <law@redhat.com>
15844         * emit-rtl.c (static_regno_reg_rtx): Define.
15845         (init_emit_once): Initialize static_regno_reg_rtx.
15846         (init_emit): Copy static_regno_reg_rtx into regno_reg_rtx instead
15847         of building new hard reg objects once per function.
15848         (gen_rtx_REG): Try to share hard regs.
15849         * regclass.c (init_fake_stack_mems): New function broken out from
15850         init_regs.
15851         * rtl.h (init_fake_stack_mems): Declare.
15852         * toplev.c (lang_independent_init): Call init_regs before
15853         init_emit_once.  Call init_fake_stack_mems after init_emit_once.
15855         * i386.md (extenddfxf2, extenddftf2): Fix typo/thinko.
15857         * alias.c (argument_registers): Remove.
15858         (init_alias_once): Initialize static_reg_base_value here.  Remove
15859         initialization of argument_registers.
15860         (init_alias_once_per_function): Remove.
15861         (init_alias_analysis): Copy all the entries from static_reg_base_value
15862         into new_reg_base_value all at once.
15863         * rtl.h (init_alias_once_per_function): Remove declaration.
15864         * function.c (prepare_function_start): Do not call
15865         init_alias_once_per_function.
15867         * caller-save.c (init_caller_save): Use gen_rtx_INSN instead of
15868         starting a sequence and emitting an INSN.
15870 2002-06-13  Richard Sandiford  <rsandifo@redhat.com>
15872         * config/mips/r3900.h (MIPS_CPU_STRING_DEFAULT): Make lower case.
15874 2002-06-13  David S. Miller  <davem@redhat.com>
15876         * expmed.c (init_expmed): Remove duplicate init of 'reg'.
15878 2002-06-13  Neil Booth  <neil@daikokuya.demon.co.uk>
15880         * cpplib.c (end_directive): Handle line skipping.  Only remove
15881         the rest of the line if the directive was valid.
15882         * cppmacro.c (_cpp_push_text_context): Set NODE_DISABLED when
15883         expanding a traditional macro.
15884         * cpptrad.c (recursive_macro): New.
15885         (read_logical_line_trad): Handle skipping.
15886         (scan_out_logical_line): Continue after a successful directive.
15887         Don't expand macros whilst skipping, or if recursing.
15888         (_cpp_create_trad_definition): scan_out_logical_line now sets
15889         the output current position.
15891 2002-06-12  Eric Christopher  <echristo@redhat.com>
15893         From Chris Demetriou  <cgd@broadcom.com>
15894         * config/mips/mips.h (ISA_HAS_FP4): Add ISA_MIPS64 and fix
15895         comment.
15896         (ISA_HAS_MADD_MSUB): Ditto.
15897         (ISA_HAS_NMADD_NMSUB): Ditto.
15899 2002-06-12  Eric Christopher  <echristo@redhat.com>
15901         * config.gcc: Consolidate little endian handling and
15902         little/big endian targets.
15903         * config/mips/elfl.h: Remove file.
15904         * config/mips/elfl64.h: Ditto.
15905         * config/mips/ecoffl.h: Ditto.
15906         * config/mips/r3900.h (SUBTARGET_CPP_SPEC): Remove.
15908 2002-06-12  Geoffrey Keating  <geoffk@redhat.com>
15910         * gengtype.h (xvasprintf): New prototype.
15911         (xasprintf): New prototype.
15912         (struct outf): New.
15913         (get_output_file): Return an outf_p.
15914         (header_file): Is now an outf_p.
15915         (base_files): Now are outf_p.
15916         (oprintf): New.
15917         * gengtype.c: Replace all output FILE * with outf_p; use oprintf
15918         rather than stdio operations.  Use xasprintf in a few places,
15919         when appropriate.
15920         (xvasprintf): New.
15921         (xasprintf): New.
15922         (struct filemap): Delete.
15923         (files): Delete.
15924         (output_files): New.
15925         (oprintf): New.
15926         (create_file): Create an outf_p.  Add parameter to indicate output
15927         file name, change all callers.
15928         (open_base_files): Create gtype-desc.c here.
15929         (get_output_file_with_visibility): Rewrite.
15930         (get_output_file_name): Just look at 'name' field in struct outf.
15931         (close_output_files): Rewrite.
15933 2002-06-12  Jason Thorpe  <thorpej@wasabisystems.com>
15935         * config/vax/vax.h (MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
15936         (MASK_G_FLOAT): Define.
15937         (TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT): Use them.
15938         (TARGET_SWITCHES): Likewise.
15939         (TARGET_DEFAULT): Likewise.
15941 2002-06-12  Daniel Jacobowitz  <drow@mvista.com>
15943         * config/mips/elf.h (DWARF2_DEBUG_INFO): Define.
15944         * config/mips/mips.c (mips_output_filename): Don't print a
15945         ".file" directive if we are using DWARF-2.
15946         (mips_output_function_prologue): Do not emit source file
15947         name for TARGET_GAS.
15949 Wed Jun 12 16:45:13 CEST 2002  Jan Hubicka  <jh@suse.cz>
15951         * i386.md (shift patterns): Use (TARGET_SHIFT1 || optimize_size) to
15952         decide whether emit the short opcode.
15953         * i386.h (x86_shift1): Declare.
15954         (TARGET_SHIFT1): New macro.
15955         * i386.c (x86_shift1): New global variable.
15957         * toplev.c (rest_of_compilation): Call find_basic_block pre-loop
15958         unconditionally; make loop to rebuild CFG; kill unnecesary
15959         find_basic_block calls; kill compute_bb_for_insn call.
15960         * cfgbuild.c (find_basic_blocks): Kill compute_bb_for_insn call.
15961         * haifa-sched.c (sched_init): Likewise.
15962         * ssa-ccp.c (ssa_const_prop): Likewise.
15963         * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
15965 2002-06-11  David S. Miller  <davem@redhat.com>
15967         * emit-rtl.c (emit_*_scope): Only access INSN_SCOPE if
15968         active_insn_p.
15970 2002-06-11  Richard Henderson  <rth@redhat.com>
15972         * c-common.c (builtin_define_type_max): New.
15973         (cb_register_builtins): Define __SCHAR_MAX__, __SHRT_MAX__,
15974         __INT_MAX__, __LONG_MAX__, __LONG_LONG_MAX__, __CHAR_BIT__.
15976         From Joseph S. Myers:
15977         * glimits.h: Rewrite to expect the double underscore definitions
15978         from the compiler.
15980         * config/alpha/unicosmk.h, config/avr/avr.h, config/h8300/h8300.h,
15981         config/i386/linux64.h, config/ia64/aix.h, config/ia64/hpux.h,
15982         config/ia64/ia64.h, config/m68hc11/m68hc11.h, config/m68hc11/m68hc12.h,
15983         config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
15984         config/pa/pa.h, config/rs6000/aix43.h, config/rs6000/aix51.h,
15985         config/rs6000/linux64.h, config/s390/linux.h, config/sh/sh.h,
15986         config/stormy16/stormy16.h: Don't define any of __SHRT_MAX__,
15987         __INT_MAX__, __LONG_MAX__, or __LONG_LONG_MAX__.
15989 2002-06-11  Richard Henderson  <rth@redhat.com>
15991         * config/alpha/alpha.c (ALPHA_BUILTIN_THREAD_POINTER): New.
15992         (ALPHA_BUILTIN_SET_THREAD_POINTER): New.
15993         (code_for_builtns): Update.
15994         (alpha_init_builtins): Add __builtin_thread_pointer and
15995         __builtin_set_thread_pointer.
15996         (alpha_expand_builtin): Handle void builtins.
15997         * doc/extend.texi (Alpha Built-in Functions): Update.
15999 2002-06-11  Hans-Peter Nilsson  <hp@axis.com>
16001         PR target/6997
16002         * config/cris/cris.md ("sleu"): Set attribute "cc" to "none".
16004 2002-06-11  Zack Weinberg  <zack@codesourcery.com>
16006         * config.gcc: Make the name of the extra-modes file adjustable
16007         by target stanzas.
16008         (s390x, strongarm, xscale stanzas): Use this facility.
16009         * configure.in: Update to match.
16010         * configure: Regenerate.
16012 2002-06-11  Aldy Hernandez  <aldyh@redhat.com>
16014         * config/rs6000/rs6000.c (rs6000_emit_minmax): Treat unsigned
16015         max/mins as unsigned GE compares.
16017 2002-06-11  Jason Thorpe  <thorpej@wasabisystems.com>
16019         * config.gcc (vax-*-bsd*): Add vax/bsd.h to ${tm_file}.
16020         * config/vax/bsd.h: New file.
16021         * config/vax/netbsd.h: Add missing notice.
16022         (CPP_PREDEFINES): Remove.
16023         (TARGET_OS_CPP_BUILTINS): Define.
16024         (CPP_SPEC): Use NETBSD_CPP_SPEC.
16025         * config/vax/openbsd.h: Update copyright years.
16026         (CPP_PREDEFINES): Remove.
16027         (TARGET_OS_CPP_BUILTINS): Define.
16028         * config/vax/ultrix.h: Likewise.
16029         * config/vax/vaxv.h: Likewise.
16030         * config/vax/vms.h: Likewise.
16031         * config/vax/vax.h (TARGET_CPU_CPP_BUILTINS): Define.
16032         (CPP_PREDEFINES, CPP_SPEC): Remove.
16034 Wed Jun 12 01:50:28 CEST 2002  Jan Hubicka  <jh@suse.cz>
16036         * i386.md (addqi_1_slp, subqi_1_slp
16037         (andqi_ext0, testqi_ext0): Remove unnecesary check.
16038         (addhi*, addqi*): Simplify "dec" condition.
16039         (testsi to testqi splitters): Remove TARGET_PROMOTE_QImode check.
16040         (and, or, xor to QImode splitters): New.
16041         (iorqi_ext*): New.
16042         (xorqi_ext_0): New.
16043         (xorqi_ext_1): Rename to xorqi_ext_2; bring to sync with and versions.
16044         (andqi_ext_1_rex64): New.
16045         (ashrqi*_slp): New.
16046         (ashlqi*_slp): New.
16047         (lshlqi*_slp): New.
16048         (rotrqi3*_slp): New.
16049         (rotlqi3*_slp): New.
16051 2002-06-11  Geoffrey Keating  <geoffk@redhat.com>
16053         * config.gcc (powerpc*-*-*, rs6000-*-*-*): Don't bother including
16054         softfloat.h.
16055         * config/rs6000/vxppc.h (CPP_ENDIAN_BIG_SPEC): Delete.
16056         (CPP_ENDIAN_LITTLE_SPEC): Delete.
16057         * config/rs6000/sysv4le.h (CPP_ENDIAN_DEFAULT_SPEC): Delete.
16058         * config/rs6000/sysv4.h (CPP_SYSV_SPEC): Delete _SOFT_FLOAT setting,
16059         __LONG_DOUBLE_128__ setting, _CALL_* setting.
16060         (CPP_DEFAULT_SPEC): Delete.
16061         (CPP_FLOAT_DEFAULT_SPEC): Delete.
16062         (CPP_LONGDOUBLE_DEFAULT_SPEC): Delete.
16063         (CPP_SYSV_DEFAULT_SPEC): Delete.
16064         (CPP_ENDIAN_BIG_SPEC): Delete.
16065         (CPP_ENDIAN_LITTLE_SPEC): Delete.
16066         (CPP_ENDIAN_SPEC): Delete.
16067         (CPP_SPEC): Don't include cpp_endian, cpp_cpu.
16068         (SUBTARGET_EXTRA_SPECS): Delete cpp_sysv_default, cpp_endian_default,
16069         cpp_endian, cpp_endian_big, cpp_endian_little, cpp_float_default,
16070         cpp_longdouble_default.
16071         * config/rs6000/softfloat.h: Delete.
16072         * config/rs6000/rs6000.h (CPP_CPU_SPEC): Delete.
16073         (EXTRA_SPECS): Delete cpp_cpu.
16074         (TARGET_CPU_CPP_BUILTINS): New.
16075         * config/rs6000/rs6000-protos.h (rs6000_cpu_cpp_builtins): New
16076         prototype.
16077         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): New.
16078         * config/rs6000/linux64.h (CPP_PREDEFINES): Remove endianness defines.
16079         (CPP_DEFAULT_SPEC): Delete.
16080         * config/rs6000/eabiaix.h (CPP_SYSV_DEFAULT_SPEC): Delete.
16081         * config/rs6000/darwin.h (CPP_PREDEFINES): Don't define __BIG_ENDIAN__.
16082         * config/rs6000/beos.h (CPP_SPEC): Remove cpp_cpu.
16083         (CPP_DEFAULT_SPEC): Delete.
16084         * config/rs6000/aix51.h (CPP_SPEC): Remove cpp_cpu, -D_ARCH_PPC.
16085         (CPLUSPLUS_CPP_SPEC): Likewise.
16086         (CPP_CPU_SPEC): Delete.
16087         (CPP_DEFAULT_SPEC): Delete.
16088         * config/rs6000/aix43.h (CPP_SPEC): Remove cpp_cpu, -D_ARCH_PPC.
16089         (CPLUSPLUS_CPP_SPEC): Likewise.
16090         (CPP_CPU_SPEC): Delete.
16091         (CPP_DEFAULT_SPEC): Delete.
16092         * config/rs6000/aix41.h (CPP_SPEC): Remove cpp_cpu.
16093         (CPP_DEFAULT_SPEC): Delete.
16094         * config/rs6000/aix.h (CPP_SPEC): Remove cpp_cpu.
16095         (CPP_DEFAULT_SPEC): Delete.
16097         * doc/gty.texi: Small updates.
16099 2002-06-12  Gabriel Dos Reis  <gdr@codesourcery.com>
16101         * objc/objc-act.c (warn_with_ivar): Adjust calls to
16102         diagnostic_count_error.
16103         (warn_with_method): Likewise.
16105         * diagnostic.h (warnings_are_errors_message): New field of
16106         diagnostic_context.
16107         (diagnostic_count_error): Rename to diagnostic_count_diagnostic to
16108         match semantics.
16109         * diagnostic.c: Adjust calls to diagnostic_count_error through out.
16110         (diagnostic_count_diagnostic): Make aware of other kinds of
16111         diagnostics.
16112         (diagnostic_initialize): Initialize warnings_are_errors_message field.
16114 2002-06-11  Tom Tromey  <tromey@redhat.com>
16116         For PR java/6520:
16117         * fold-const.c (fold_convert): Don't modify existing tree's type.
16119 2002-06-11  Geoffrey Keating  <geoffk@redhat.com>
16121         * config/rs6000/ppc-asm.h: Remove some Windows NT leftovers.
16123 2002-06-11  Richard Henderson  <rth@redhat.com>
16125         * caller-save.c (init_caller_save): Clear INSN_CODE each iteration.
16127 2002-06-11  Richard Henderson  <rth@redhat.com>
16129         * defaults.h (EH_FRAME_SECTION_NAME): Don't define if
16130         DWARF2_UNWIND_INFO is false.
16132 2002-06-11  Bob Wilson  <bob.wilson@acm.org>
16134         * config/xtensa/t-xtensa (LIBGCC1_TEST, CROSS_LIBGCC1): Delete.
16136         * config/s390/s390.c (emit_prologue): gen_store_multiple
16137         returns an insn now, not a pattern.
16139 2002-06-11  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
16141         * Makefile.in (gccinstall.dvi): Pass absolute pathnames to
16142         $(TEXI2DVI) -o.
16144 Tue Jun 11 21:53:37 CEST 2002  Jan Hubicka  <jh@suse.cz>
16146         * i386.c (x86_promote_QImode): Set for Athlon
16147         (x86_fast_prefix): New global variable.
16148         (x86_arch_always_fancy_math_387): Fix formating.
16149         * i386.h (x86_fast_prefix): Declare
16150         (TARGET_FAST_PREFIX): define.
16151         * i386.md (and to strict_low_part, HI to SI
16152         promoting splitter): Use new macro.
16154         * i386.h (RTX_COSTS): float_extend is not for free for SSE.
16156 2002-06-11  Zack Weinberg  <zack@codesourcery.com>
16158         * Makefile.in (distclean): Delete junk left in testsuite
16159         directory, too.
16161 2002-06-11  Jeffrey Law <law@redhat.com>
16163         * emit-rtl.c (try_split): Use INSN_LAST, not LAST_INSN to get the
16164         last insn created by the splitter.
16166         * caller-save.c (init_caller_save): Move creation of SAVEINSN
16167         and RESTINSN into the scope of the sequence.
16169         * mips.c (mips_expand_prologue): Use emit_jump_insn for trivial
16170         RETURN insns.
16172         * loop.c (loop_regs_scan): Avoid useless generation of REG objects.
16174         * mips.c (function_arg_advance): gen_ashldi3 returns an INSN now,
16175         not the pattern.  So extract the pattern from the insn.
16177         * mips.c (embedded_pic_fnaddr_reg): Fix typo.
16179 2002-06-11  Ulrich Weigand  <uweigand@de.ibm.com>
16181         * config/s390/s390.md (movsi): Only use floating point
16182         register alternatives when operands are already fprs.
16183         (movdi_31, movdi_64): Likewise.
16185 2002-06-11  David S. Miller  <davem@redhat.com>
16187         * emit-rtl.c (try_split): Do not abort on non-INSN_P.
16188         Only run RTX equality checks on INSN_P rtl.
16190 2002-06-11  Ulrich Weigand  <uweigand@de.ibm.com>
16192         * config/s390/s390.md (reload_base, ltorg): Remove.
16193         * s390.c (s390_stop_dump_lit_p, s390_dump_literal_pool,
16194         s390_asm_output_pool_prologue, s390_pool_start_insn): Remove.
16195         * s390-protos.h (s390_stop_dump_lit_p, s390_dump_literal_pool,
16196         s390_asm_output_pool_prologue): Likewise.
16197         * s390.h (s390_pool_start_insn): Likewise.
16199         * s390.c (s390_output_symbolic_const): Remove support for
16200         old-style pool chunks.
16201         (s390_function_epilogue): Likewise.
16202         (s390_output_constant_pool): Likewise.  Also, fix incorrect
16203         alignment for 64-bit literal pools.
16204         (print_operand_address): Remove 'y' and 'Y' format flags.
16205         * s390.h (ASM_OUTPUT_POOL_PROLOGUE): Remove support for
16206         old-style pool chunks.
16207         (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise.
16208         (ASM_OUTPUT_POOL_EPILOGUE): Remove.
16209         (S390_CHUNK_MAX, S390_CHUNK_OV, S390_POOL_MAX): Remove.
16211         * s390.c (consttable_operand): New function.
16212         * s390-protos.h (consttable_operand): Declare it.
16213         * s390.h (PREDICATE_CODES): Add consttable_operand.
16214         * s390.md (consttable_qi, consttable_hi, consttable_si, consttable_di,
16215         consttable_sf, consttable_df, pool_start_31, pool_end_31,
16216         pool_start_64, pool_end_64, reload_base, reload_base2): New insns.
16217         * s390.c (struct constant, struct constant_pool): New data types.
16218         (constant_modes, gen_consttable): New variables.
16219         (s390_start_pool, s390_end_pool, s390_add_pool,
16220         s390_dump_pool, s390_free_pool): New functions.
16221         (s390_chunkify_pool): Completely reimplement literal pool
16222         overflow handling.
16224         * s390.c (s390_pool_overflow): New variable.
16225         * s390.h (s390_pool_overflow): Declare it.
16226         * s390.md (cjump, icjump): Use it to adapt length for out-of-range
16227         jumps in literal pool overflow situations.
16229         * s390.c (s390_decompose_address): Accept new-style pool chunk offsets.
16230         (s390_frame_info): Account for possible use of RETURN_REGNUM
16231         by new literal pool overflow code.
16232         (s390_emit_prologue): Likewise.
16234 2002-06-05  David S. Miller  <davem@redhat.com>
16236         Delete SEQUENCE rtl usage outside of reorg and ssa passes.
16237         * rtl.h (gen_sequence, emit_insns, emit_insns_before,
16238         emit_insns_before_scope, emit_insns_after,
16239         emit_insns_after_scope): Delete declaration.
16240         * ada/misc.c (insert_code_for): Use emit_insn* instead of
16241         emit_insns_foo.
16242         * config/alpha/alpha.c (alpha_set_memflags_1): Abort on SEQUENCE.
16243         (alpha_set_memflags): Fix comment.
16244         (set_frame_related_p): Use get_insns instead of gen_sequence.
16245         * config/alpha/alpha.md (setjmp receiver splitter): Avoid
16246         emitting no insns.
16247         * config/arm/arm.c (arm_finalize_pic): Use get_insns instead of
16248         gen_sequence.
16249         (arm_gen_load_multiple, arm_gen_store_multiple): Likewise.
16250         * config/fr30/fr30.c (fr30_move_double): Likewise.
16251         * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_movstr):
16252         Likewise.
16253         * config/ia64/ia64.c (spill_restore_mem): Likewise.
16254         * config/ia64/ia64.md (conditional move spliiter): Avoid emitting
16255         no insns.
16256         * config/m32r/m32r.c (gen_split_move_double): Use get_insns
16257         instead of gen_sequence.
16258         * config/mips/mips.c (embedded_pic_fnaddr_reg): Likewise.
16259         (mips_expand_prologue, mips16_gp_pseudo_reg): Likewise.
16260         * config/sh/sh.c (sh_need_epilogue): Likewise.
16261         * config/sparc/sparc.md (current_function_calls_alloca, flat): New
16262         attributes.
16263         (setjmp pattern and split): Use them to avoid splitter which emits
16264         no RTL.
16265         * genattrtab.c (main): Emit include of function.h
16266         * config/stormy16/stormy16.c (xstormy16_split_cbranch): Use
16267         get_insns instead of gen_sequence.
16268         * config/cris/cris.c (cris_split_movdx): Likewise.
16269         * emit-rtl.c (emit_insns*): Kill.
16270         (try_split): Expect insn list instead of SEQUENCE.
16271         (make_jump_insn_raw, make_call_insn_raw): Fix comments.
16272         (emit_*insn*): Reimplement to work with INSN lists and PATTERNs.
16273         Make them abort if a SEQUENCE is given and RTL checking is
16274         enabled.
16275         (emit_*_scope): Don't forget to set scope on final insn.
16276         (gen_sequence): Move from here...
16277         * ssa.c (gen_sequence): To here as private function.
16278         * builtins.c (expand_builtin_apply_args): Use emit_insn_foo, fix
16279         comments.
16280         (expand_builtin_return, expand_builtin_mathfn): Likewise.
16281         (expand_builtin_strlen): Use get_insns instead of gen_sequence.
16282         (expand_builtin_saveregs): Use emit_insn_foo, fix comments.
16283         (expand_builtin_expect_jump): Use get_insns and fix comments.
16284         * calls.c (try_to_integrate): Use emit_insn_foo.
16285         (expand_call, emit_library_call_value_1): Likewise.
16286         * expr.c (emit_queue): Handle insn lists instead of SEQUENCE.
16287         (emit_move_insn_1): Use get_insns instead of gen_sequence.
16288         (expand_expr): Use emit_insn_foo.
16289         * cfgrtl.c (commit_one_edge_insertion): Use emit_insn_foo.
16290         * except.c (build_post_landing_pads): Likewise.
16291         * flow.c (attempt_auto_inc): Likewise.
16292         * stmt.c (expand_fixup, fixup_gotos, expand_nl_handler_label,
16293         expand_nl_goto_receivers, expand_decl_cleanup): Likewise.
16294         * function.c (fixup_var_refs_insn): Use get_insns instead of
16295         gen_sequence.
16296         (fixup_var_refs_1): Likewise and expect insn list from gen_foo.
16297         (fixup_memory_subreg): Use get_insns instead of gen_sequence.
16298         (fixup_stack_1, purge_addressof_1, expand_main_function,
16299         get_arg_pointer_save_area): Likewise.
16300         (optimize_bit_field, instantiate_virtual_regs_1, assign_parms,
16301         expand_function_end): Use emit_insn_foo.
16302         (record_insns, keep_stack_depressed): Work with insn list instead
16303         of SEQUENCE, fix comments.
16304         * ifcvt.c (noce_emit_store_flag, noce_try_store_flag,
16305         noce_try_store_flag_constants, noce_try_store_flag_inc,
16306         noce_try_store_flag_mask, noce_emit_cmove, noce_try_cmove_arith,
16307         noce_try_minmax, noce_try_abs): Use emit_insn_foo.
16308         (noce_process_if_block): Use get_insns instead of gen_sequence.
16309         * optabs.c (add_equal_note): Work with insn list, fix comments.
16310         (expand_binop): Expect insn list from GEN_FCN(), use emit_insn_foo.
16311         (expand_unop, expand_complex_abs, expand_unop_insn,
16312         expand_no_conflict_block): Likewise.
16313         (gen_move_insn): Use get_insns instead of gen_sequence.
16314         (gen_cond_trap): Likewise.
16315         * integrate.c (copy_rtx_and_substitute): Likewise.
16316         (emit_initial_value_sets): Use emit_insn_foo.
16317         * reload1.c (emit_output_reload_insns, emit_reload_insns): Likewise.
16318         (fixup_abnormal_edges): Avoid losing REG_NOTES more intelligently
16319         now that RTL generators give insn lists.
16320         * sibcall.c (replace_call_placeholder): Use emit_insn_foo.
16321         * doloop.c (doloop_modify, doloop_modify_runtime): Use get_insns
16322         instead of gen_sequence.
16323         (doloop_optimize): Work with insn lists instead of SEQUENCE rtl.
16324         * explow.c (emit_stack_save, emit_stack_restore): Use get_insns
16325         instead of gen_sequence.
16326         * loop.c (move_movables, emit_prefetch_instructions,
16327         gen_add_mult, check_dbra_loop, gen_load_of_final_value):
16328         Likewise.
16329         (loop_regs_update): Work with insn list instead of SEQUENCE rtl.
16330         (product_cheap_p): Likewise, and add commentary about RTL wastage
16331         here.
16332         * lcm.c (optimize_mode_switching): Use get_insns instead of
16333         gen_sequence.
16334         * profile.c (gen_edge_profiler): Likewise.
16335         * regmove.c (copy_src_to_dest): Likewise.
16336         * reg-stack.c (compensate_edge): Likewise and fix comment.
16337         * gcse.c (process_insert_insn): Likewise.
16338         (insert_insn_end_bb): Work with insn list instead of SEQUENCE rtl.
16339         * jump.c (delete_prior_computation): Update comment.
16340         * genemit.c (gen_expand, gen_split, main): Use get_insns instead
16341         of gen_sequence, update comments to match.
16342         * recog.c (peephole2_optimize): Work with insn lists instead of
16343         SEQUENCE rtl.
16344         * sched-vis.c (print_pattern): Abort on SEQUENCE.
16345         * unroll.c (unroll_loop, find_splittable_givs, final_giv_value):
16346         Use get_insns instead of gen_sequence.
16347         (copy_loop_body): Likewise and don't emit dummy NOTE.
16348         * genrecog.c: Don't mention SEQUENCE rtl in comments.
16349         * combine.c (try_combine): Expect insn lists from split generator.
16350         * reorg.c (relax_delay_slots): Emit SEQUENCE into insn list by
16351         hand.
16353 2002-06-11  Roger Sayle  <roger@eyesopen.com>
16354             Andreas Jaeger <aj@suse.de>
16356         * cfgbuild.c: Update copyright years.
16358 2002-06-11  Andreas Schwab  <schwab@suse.de>
16360         * config/m68k/m68k.h (PREDICATE_CODES): Define.
16362 2002-06-11  Eric Christopher  <echristo@redhat.com>
16364         * doc/tm.texi (Run-time Target): Add comment about flag_iso
16365         and strict ANSI.
16366         * config/mips/ecoff.h (CPP_PREDEFINES): Remove.
16367         * config/mips/ecoffl.h: Ditto.
16368         * config/mips/elf64.h (SUBTARGET_CPP_SPEC): Remove.
16369         (CPP_PREDEFINES): Ditto.
16370         * config/mips/elfl64.h: Ditto.
16371         * config/mips/elfl.h: Ditto.
16372         * config/mips/iris3.h (CPP_PREDEFINES, SUBTARGET_CPP_SPEC): #if 0
16373         out until irix header consolidation.
16374         * config/mips/iris5.h (CPP_PREDEFINES, SUBTARGET_CPP_SPEC): Replace
16375         with SUBTARGET_OS_CPP_BUILTINS.
16376         * config/mips/iris6.h: Ditto.
16377         (CPLUSPLUS_CPP_SPEC): Remove.
16378         * config/mips/linux.h: Ditto.
16379         * config/mips/netbsd.h: Ditto.
16380         * config/mips/openbsd.h: Ditto.
16381         * config/mips/rtems.h: Ditto.
16382         * config/mips/rtems64.h: Ditto.
16383         * config/mips/sni-svr4.h: Ditto.
16384         * config/mips/mips.h (ISA_MIPS1, ISA_MIPS2, ISA_MIPS3, ISA_MIPS4,
16385         ISA_MIPS32, ISA_MIPS64): New defines.
16386         (GENERATE_MULT3_SI, HAVE_SQRT_P, ISA_HAS_64BIT_REGS,
16387         ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE, ISA_HAS_8CC, ISA_HAS_FP4,
16388         ISA_HAS_COND_TRAP, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
16389         ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Use.
16390         (TARGET_CPU_CPP_BUILTINS): Define.
16391         (CPP_PREDEFINES, LONG_MAX_SPEC, CPP_FPR_SPEC, CPP_SPEC): Remove.
16392         * config/mips/mips.md (mulsi3_mult3): Use ISA_MIPS32/64.
16393         (movdicc): Remove check for ISA_MIPS32.
16394          (bunordered, bordered, bungt, bunlt, buneq, bunge, bunle,
16395         sunordered_df, sunordered_sf, sordered_df, sordered_sf,
16396         sunlt_df, sunlt_sf, sungt_df, sungt_sf, suneq_df, suneq_sf, sunge_df,
16397         sunge_sf, sunle_df, sunle_sf): New patterns.
16399 2002-06-11  Neil Booth  <neil@daikokuya.demon.co.uk>
16401         * Makefile.in: Update cppmain.o.
16402         * cpphash.h (struct cpp_reader): Move some members to a
16403         nested structure.
16404         (trad_line): Rename saved_line.
16405         (_cpp_read_logical_line_trad): Update.
16406         (_cpp_remove_overlay): New.
16407         * cppinit.c (cpp_create_reader): No need to set saved_line.
16408         (cpp_destroy): Update.
16409         (cpp_read_main_file): Only overlay if compiling.
16410         * cpplex.c (continue_after_nul): Return false if in directive.
16411         * cpplib.c (EXPAND): New.
16412         (directive_table, SEEN_EOL): Update.
16413         (end_directive): Remove overlay if traditional; don't skip
16414         line in traditional #define.
16415         (prepare_directive_trad): New.
16416         (_cpp_handle_directive, run_directive): Update for traditional
16417         directives.
16418         (lex_macro_node): Simplify, don't use lex_identifier_trad.
16419         * cpplib.h (struct options): Add preprocess_only.
16420         * cppmain.c: Don't include intl.h.
16421         (cpp_preprocess_file): Set options->preprocess_only.
16422         (scan_translation_unit_trad): Fix, and print line numbers.
16423         * cpptrad.c (check_output_buffer, lex_identifier, scan_parameters,
16424         maybe_start_funlike, scan_out_logical_line, replace_args_and_push,
16425         save_replacement_text, _cpp_create_trad_definition): Update for
16426         variable renaming.
16427         (_cpp_overlay_buffer): Save line number.
16428         (_cpp_remove_overlay): Rename from restore_buff, restore line.
16429         (_cpp_read_logical_line_trad): Don't handle overlays here.
16430         (scan_out_logical_line): Process directives.
16432 2002-06-11  Danny Smith  <dannysmith@users.sourforge.net>
16434         * gthr-win32.h: Wrap functions in extern "C".
16435         (__gthread_key_t): Typedef as unsigned long,
16436         not win32 DWORD.
16437         (__GTHREAD_ONCE_INIT): Use 0, not win32 FALSE.
16438         (__gthread_mutex_t): Typedef as void*, not win32 HANDLE.
16439         (__gthr_win32_once, __gthr_win32_key_create,
16440         __gthr_win32_key_delete, __gthr_win32_getspecific,
16441         __gthr_win32_setspecific, __gthr_win32_mutex_init_function,
16442         __gthr_win32_mutex_lock,__gthr_win32_mutex_trylock,
16443         __gthr_win32_mutex_unlock): Declare.
16444         (__gthread_once,__gthread_key_create,
16445         __gthread_key_delete, __gthread_getspecific,
16446         __gthread_setspecific, __gthread_mutex_init_function,
16447         __gthread_mutex_lock,__gthread_mutex_trylock,
16448         __gthread_mutex_unlock): Call corresponding
16449         __gthr_win32_* extern implementations if #defined
16450         __GTHREAD_HIDE_WIN32API.
16451         * config/i386/t-mingw32 (LIB2FUNCS_EXTRA): Set to
16452         $(srcdir)/config/i386/gthr-win32.c
16453         * config/i386/gthr-win32.c: New implementation file.
16454         (__gthr_win32_once, __gthr_win32_key_create,
16455         __gthr_win32_key_delete, __gthr_win32_getspecific,
16456         __gthr_win32_setspecific, __gthr_win32_mutex_init_function,
16457         __gthr_win32_mutex_lock,__gthr_win32_mutex_trylock,
16458         __gthr_win32_mutex_unlock): New functions, based on
16459         static inlines in gthr-win32.h.
16461 2002-06-10  Bob Wilson  <bob.wilson@acm.org>
16463         * config/xtensa/xtensa.c (override_options): Don't warn about
16464         using -fpic or -fPIC when PIC is enabled by default.
16466 2002-06-10  Roger Sayle  <roger@eyesopen.com>
16468         * toplev.c (rest_of_compilation): Revert flag_if_conversion change.
16470 2002-06-10  Zack Weinberg  <zack@codesourcery.com>
16472         * Makefile.in (MACHMODE_H): Add @extra_modes_file@.
16473         * configure.in: If $srcdir/config/${cpu_type}/${cpu_type}-modes.def
16474         exists, substitute its pathname as @extra_modes_file@, define
16475         EXTRA_MODES_FILE to be an appropriate string to #include it
16476         with, and define EXTRA_CC_MODES to 1.
16478         * machmode.def: Update comments.  Include EXTRA_MODES_FILE if
16479         it's defined.  Get rid of redundancy in calling sequence for
16480         CC; don't use it to define CCmode, to avoid a warning.
16481         * libgcc2.c: Include symcat.h for the sake of machmode.def.
16483         * arc-modes.def, arm-modes.def, c4x-modes.def, i386-modes.def,
16484         i960-modes.def, ia64-modes.def, m88k-modes.def, mmix-modes.def,
16485         pa-modes.def, pdp11-modes.def, rs6000-modes.def, sparc-modes.def:
16486         New files.
16487         * arc.h, arm.h, c4x.h, i386.h, i960.h, ia64.h, m88k.h, mmix.h,
16488         pa.h, pdp11.h, rs6000.h, sparc.h: Don't define EXTRA_CC_MODES.
16490         * doc/sourcebuild.texi, doc/tm.texi: Document new scheme for
16491         defining extra CC modes.
16493 2002-06-10  Roger Sayle  <roger@eyesopen.com>
16494             Andreas Jaeger <aj@suse.de>
16496         * cfgrtl.c (create_basic_block_structure):  Remove index argument
16497         and use last_basic_block++ instead.  (create_basic_block): Update.
16498         * cfgbuild.c (find_basic_blocks_1): Likewise.
16500         * cfgrtl.c (compute_bb_for_insn): Remove unused "max" argument.
16501         * haifa-sched.c (sched_init): Update compute_bb_for_insn caller.
16502         * sched-ebb.c (schedule_ebbs): Likewise.
16503         * sched-rgn.c (schedule_insns): Likewise.
16504         * ssa-ccp.c (ssa_const_prop): Likewise.
16505         * ssa-dcs.c (ssa_eliminate_dead_code): Likewise.
16506         * toplev.c (rest_of_compilation): Likewise.
16507         * config/ia64/ia64.c (ia64_reorg): Likewise.
16509 2002-06-10  Roger Sayle  <roger@eyesopen.com>
16511         * simplify-rtx.c (simplify_replace_rtx): Allow replacement
16512         of matching registers.
16514 2002-06-10  Roger Sayle  <roger@eyesopen.com>
16516         * toplev.c (rest_of_compilation): Disable early if-conversion pass.
16517         * gcse.c (bypass_conditional_jumps): Fix typo in setcc test.
16519 2002-06-10  Hans-Peter Nilsson  <hp@bitrange.com>
16521         * config/mmix/mmix.h: Improve comments.
16522         (CPP_SPEC, CPP_PREDEFINES): Don't define.
16523         (TARGET_CPU_CPP_BUILTINS): Define.
16524         (CANONICALIZE_COMPARISON): Don't define, replace with comment.
16525         (PREDICATE_CODES) <"mmix_reg_or_8bit_or_256_operand">: Remove
16526         unused predicate.
16527         * config/mmix/mmix.c (MMIX_OUTPUT_REGNO): Add cast to avoid
16528         compiler warning.
16529         (mmix_constant_address_p): Remove another
16530         redundant test before case.
16531         (mmix_canonicalize_comparison): Remove unused function.
16532         (mmix_print_operand_address): Don't test and adjust for operand in
16533         non-canonical format.
16534         (mmix_reg_or_8bit_or_256_operand): Remove unused predicate.
16535         (mmix_gen_compare_reg): Don't use CANONICALIZE_COMPARISON.
16537 2002-06-10  Zack Weinberg  <zack@codesourcery.com>
16539         * config/m32r/m32r.h: Don't define SELECT_CC_MODE.
16540         * config/m32r/m32r-protos.h: Don't prototype m32r_select_cc_mode.
16541         * config/m32r/m32r.c: Don't define m32r_select_cc_mode.
16542         (gen_compare): Use CCmode unconditionally.
16544 2002-06-10  Jakub Jelinek  <jakub@redhat.com>
16546         PR optimization/6759
16547         * cse.c (cse_insn): Fold src_eqv just once, store it folded back into
16548         the REQ_EQUAL note.
16550 2002-06-10  Jakub Jelinek  <jakub@redhat.com>
16552         PR c/6660
16553         * c-decl.c (grokfield): Allow user defined types if they declare
16554         structs or unions for unnamed fields.
16556 2002-06-10  Jakub Jelinek  <jakub@redhat.com>
16558         PR c/6809
16559         * print-rtl.c (print_mem_expr): Don't crash on unnamed fields.
16561 2002-06-10  Jakub Jelinek  <jakub@redhat.com>
16563         PR optimization/6842
16564         * combine.c (combine_simplify_rtx) [SUBREG]: Don't ICE if VOIDmode
16565         operand subreg cannot be simplified.
16567 2002-06-10  Jakub Jelinek  <jakub@redhat.com>
16569         * varasm.c (const_hash): Handle FDESC_EXPR like ADDR_EXPR.
16570         (compare_constant): Likewise.
16571         (output_addressed_constants): Likewise.
16573 2002-06-10  Jakub Jelinek  <jakub@redhat.com>
16575         * cfgcleanup.c (try_optimize_cfg): Make sure merge_blocks doesn't
16576         merge bb with itself.
16578 2002-06-10  Richard Henderson  <rth@redhat.com>
16580         * config/alpha/alpha.md (builtin_zap): Fix thinkos expanding mask.
16581         (builtin_zapnot): Likewise.
16583         * config/alpha/ev5.md: Don't combine shift and mvi insns in one
16584         reservation.
16586 2002-06-10  Eric Christopher  <echristo@redhat.com>
16588         * config/i386/i386.c (ix86_osf_output_function_prologue): Remove
16589         prototype and function.
16590         (TARGET_ASM_FUNCTION_PROLOGUE): Remove OSF version.
16591         (call_insn_operand): Remove half pic references.
16592         (legitimate_address_p): Ditto.
16593         * config/i386/i386.h: Remove half pic defines.
16595 2002-06-10  Eric Christopher  <echristo@redhat.com>
16597         * doc/extend.texi (Return Address): Add note explaining the side-
16598         effects of inlining on __builtin_return_address.
16600 2002-06-10  Tom Tromey  <tromey@redhat.com>
16602         * Makefile.in (LANGHOOKS_DEF_H): Include langhooks-def.h.
16603         (c-common.o): Depend on langhooks.h.
16605 2002-06-10  Neil Booth  <neil@daikokuya.demon.co.uk>
16607         * cpphash.h (_cpp_read_logical_line_trad,
16608         _cpp_expansions_different_trad): Update prototypes.
16609         * cpplex.c (continue_after_nul): New.
16610         * cppmain.c: Include cpphash.h.
16611         (scan_translation_unit_trad): New.
16612         (cpp_preprocess_file): Call it.
16613         * cpptrad.c (_cpp_read_logical_line_trad): Take new parameter
16614         overlay.
16615         (_cpp_expansions_different_trad): Update prototype.
16617 Mon Jun 10 18:02:24 2002  J"orn Rennecke <joern.rennecke@superh.com>
16619         Fix cfi generation for SH[1-4]:
16621         * sh.c (frame_insn): New function.
16622         (output_stack_adjust): Add parameter emit_fn.  All callers changed.
16623         (push): Now returns rtx.  Use frame_insn.
16624         (sh_expand_prologue): Clear RTX_FRAME_RELATED_P for second push
16625         of a DF register.
16626         * sh.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_RETURN_COLUMN): Define.
16628 2002-06-10  Zack Weinberg  <zack@codesourcery.com>
16630         * Makefile.in (STAGESTUFF): Add s-gtype, gt-*.h, gtype-*.h,
16631         and gtype-desc.c.
16632         (mostlyclean): Delete specs.h, options.h, gencheck.h here...
16633         (distclean): ... not here.  But do delete all testsuite/*.log,
16634         testsuite/*.sum files here.  Delete mkheaders.  Delete
16635         po/*.gmo and the testsuite directory in a split tree build.
16637 2002-06-10  Jeffrey Law  <law@redhat.com>
16639         * alias.c (static_reg_base_value): New to hold RTL for
16640         items allocated once per function for the aliasing code.
16641         (init_alias_once_per_function): Initialize static_reg_base_value.
16642         (init_alias_analysis): Avoid throw-away allocations of RTL by
16643         using pre-computed values in static_reg_base_value.
16644         * function.c (prepare_function_start): Call
16645         init_alias_once_per_function appropriately.
16646         * rtl.h (init_alias_once_per_function): Declare.
16647         * caller-save (init_caller_save): Restructure slightly to
16648         avoid lots of silly RTL generation.
16649         * expr.c (init_expr_once): Likewise.
16650         * reload1.c (reload_cse_regs_1): Allocate throw-away register
16651         RTL object here.  Pass it into children.
16652         (reload_cse_simplify_operands): Use passed-in register RTL
16653         object.
16654         (reload_cse_simplify): Pass through throw-away register
16655         RTL object.
16657 2002-06-10  Daniel Berlin  <dberlin@dberlin.org>
16659         * Makefile.in (ssa.o): Add dependency on $(RTL_H), which was missing.
16661 2002-06-10  Richard Sandiford  <rsandifo@redhat.com>
16663         * gcc.c (process_command): Avoid assignment to read-only location.
16664         Fix sizeof calculation.
16666 2002-06-10  Neil Booth  <neil@daikokuya.demon.co.uk>
16668         * cpphash.h (struct cpp_macro): Put comments on their own lines.
16669         (_cpp_expansions_different_trad): New.
16670         * cppmacro.c (warn_of_redefinition): Fix for traditional case.
16671         * cpptrad.c (canonicalize_text): New.
16672         (scan_out_logical_line): Handle no arguments correctly.
16673         (save_replacement_text): Commit memory when finished.
16674         (_cpp_expansions_different_trad): New.
16676 2002-06-10  Tim Josling  <tej@melbpc.org.au>
16678         * gengtype.c (unnamed enum containing BASE_FILE_*): Add languages
16679         TREELANG and COBOL.
16680         (lang_names): Add treelang and cobol.
16681         (get_file_basename): Add code to support treelang and cobol as
16682         4th and 5th users of c-common.c.
16684 2002-06-09  Geoffrey Keating  <geoffk@redhat.com>
16686         * Makefile.in (install-driver): Install driver as
16687         $(target_alias)-gcc-$(version).
16688         * gcc.c (spec_version): Make const.
16689         (process_command): Handle -V and -b by using exec.
16690         * doc/invoke.texi (Target Options): Restore -V option,
16691         update docs for -b option.
16693 2002-06-10  Tim Josling  <tej@melbpc.org.au>
16695         * configure.in (remaining_languages_check):
16696         Added check that all languages specified were found.
16697         Exit if not found. Previous behavior was silent failure.
16698         * configure: Regenerated.
16700 2002-06-10  Tim Josling  <tej@melbpc.org.au>
16702          First steps to making treelang documentation compliant, based on
16703          instructions in sourcebuild.texi. Also add to gcc.c list of
16704          default languages.
16706         * doc/contrib.texi: Add self as contributor of treelang.
16708         * doc/frontends.texi: Add mention of treelang.
16710         * doc/invoke.texi (Overall Options): Add mention of treelang.
16712         * doc/standards.texi:  Add mention of treelang.
16714 2002-06-09  Hans-Peter Nilsson  <hp@axis.com>
16716         * config/cris/cris.c: Include ggc.h
16718 2002-06-09  Neil Booth  <neil@daikokuya.demon.co.uk>
16720         * cpphash.h (_cpp_push_text_context): Update.
16721         (_cpp_arguments_ok): New.
16722         * cppmacro.c (_cpp_arguments_ok): New, split out from...
16723         (collect_args): ...here.
16724         (_cpp_push_text_context): Change inputs.
16725         * cpptrad.c (struct fun_macro, maybe_start_funlike, save_argument,
16726         replace_args_and_push): New.
16727         (lex_identifier, _cpp_lex_identifier_trad, scan_parameters):
16728         Don't use IS macros directly.
16729         (scan_out_logical_line): Handle function-like macro argument
16730         collection.
16731         (push_replacement_text): Update.
16732         (replacement_length): Remove.
16733         (_cpp_create_trad_definition): Don't skip whitespace before
16734         checking for '('.
16736 2002-06-09  Marek Michalkiewicz  <marekm@amelek.gda.pl>
16738         * config/avr/avr.c (avr_mcu_types): Update for new devices.
16739         * config/avr/avr.h (TARGET_SWITCHES, AVR_MEGA): Add -mshort-calls.
16740         (LINK_SPEC, CRT_BINUTILS_SPECS): Update for new devices.
16741         * config/avr/avr.md ("type" and "length" attributes): New type
16742         "xcall", length 1 or 2 if AVR_MEGA.  Use in all patterns that
16743         output a single "call" or "rcall" insn depending on device size.
16744         * config/avr/t-avr (MULTILIB_MATCHES): Update for new devices.
16746 2002-06-09  David Edelsohn  <edelsohn@gnu.org>
16748         * config/rs6000/{aix43.h,aix5.1} (ASM_CPU_SPEC): Add power3
16749         synonym for 630.  Add power4.  Remove embedded processors.  Use -m604
16750         assembler option.
16751         (CPP_CPU_SPEC): Add power3 and power4.
16752         (PROCESSOR_DEFAULT): Change to 604e.
16753         * config/rs6000/rs6000.h (ASM_CPU_SPEC): Similar additions.
16754         (CPP_CPU_SPEC): Similar additions.
16755         (enum process_type): Add POWER4.
16756         (RTX_COSTS): Add POWER4.
16757         (CPP_CPU_SPEC): Similar additions.
16758         * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Define.
16759         (PROCESSOR_DEFAULT64): Define.
16760         * config/rs6000/rs6000.c (rs6000_override_options): Add power4.
16761         (rs6000_adjust_cost): Add 603, 604, 604e, 620, 630, Power4 to
16762         branch adjustment.
16763         (rs6000_issue_rate): Add Power4.
16764         * config/rs6000/rs6000.md (cpu attr): Add power4.
16765         (iu compare): Remove 604, 604e, 620, 630.
16766         Add basic Power4 scheduling information.
16767         (mfcr/mtcrf): Change type attribute to cr_logical.
16769 2002-06-08  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
16771         * gengtype.h (error_at_line): Use PARAMS, not VPARAMS.  Add
16772         ATTRIBUTE_PRINTF_2.
16773         * gengtype-lex.l: Fix format specifier warning.
16775         * genautomata.c: Don't include ctype.h or limits.h.  Use ISSPACE,
16776         not isspace.
16777         * gengtype-lex.l: Don't include ctype.h and use ISSPACE/ISIDNUM in
16778         lieu of isspace/IDchar.
16779         * gengtype.c: Likewise for ctype.h and ISALNUM vs isalnum.
16780         * read-rtl.c: Likewise for ctype.h.  Don't define ISDIGIT or
16781         ISSPACE.
16783 2002-06-08  Zack Weinberg  <zack@codesourcery.com>
16785         * Makefile.in (LIBCPP_OBJS): Take out version.o.
16786         * cpphash.h (cpp_reader): Take out print_version member.
16787         * cppinit.c: (cpp_handle_option): Don't do anything with
16788         -version.  Just set help_only for --version, --target-help.
16789         Just set verbose option for -v.
16790         (cpp_post_options): Don't print a version string.
16792 2002-06-08  Marek Michalkiewicz  <marekm@amelek.gda.pl>
16794         * config/avr/avr.c (TARGET_SECTION_TYPE_FLAGS): New.
16795         (avr_section_type_flags): New, handle .noinit* sections.
16797 2002-06-08  Jason Thorpe  <thorpej@wasabisystems.com>
16799         * config/sh/netbsd-elf.h (SUBTARGET_EXTRA_SPECS): Define
16800         and include netbsd_entry_point.
16801         (SUBTARGET_LINK_SPEC): Define as NETBSD_LINK_SPEC_ELF.
16802         (NETBSD_ENTRY_POINT): Define.
16804 2002-06-08  Jason Thorpe  <thorpej@wasabisystems.com>
16806         * config/sh/sh.h (SUBTARGET_EXTRA_SPECS): Define empty
16807         if not already defined.
16808         (EXTRA_SPECS): Add SUBTARGET_EXTRA_SPECS.
16810 2002-06-08  Marek Michalkiewicz  <marekm@amelek.gda.pl>
16812         * config/avr/avr.c (avr_regs_to_save): No need to save any registers
16813         in a noreturn function.
16814         (avr_output_function_prologue, avr_output_function_epilogue):
16815         Correct function size calculation.  Do not crash on empty function.
16816         (avr_output_function_epilogue): No need for epilogue after a BARRIER.
16818 2002-06-08  Jason Thorpe  <thorpej@wasabisystems.com>
16820         * config/mips/netbsd.h (SUBTARGET_EXTRA_SPECS): Add
16821         netbsd_link_spec and netbsd_entry_point.
16822         (LINK_SPEC): Use %(netbsd_link_spec).
16823         (NETBSD_ENTRY_POINT): Define.
16825 2002-06-08  Jason Thorpe  <thorpej@wasabisystems.com>
16827         * config/sparc/netbsd-elf.h (LINK_ARCH32_SPEC): Only specify
16828         linker emulation.
16829         (LINK_ARCH64_SPEC): Likewise.
16830         (LINK_SPEC, NETBSD_ENTRY_POINT): Define.
16831         (SUBTARGET_EXTRA_SPECS): Add netbsd_link_spec and netbsd_entry_point.
16833 2002-06-08  Marc Espie  <espie@openbsd.org>
16835         * lists.c (free_list):  Fix typo in comment.
16837 2002-06-08  Andreas Jaeger  <aj@suse.de>
16839         * lcm.c (optimize_mode_switching): Add unused attribute for
16840         variable.
16842         * sched-deps.c (sched_analyze): Remove unused variable.
16844 2002-06-08  Gabriel Dos Reis  <gdr@codesourcery.com>
16846         * diagnostic.def: Don't capitalize diagnostict descriptors.
16848 2002-06-08  Jason Thorpe  <thorpej@wasabisystems.com>
16850         * config/m68k/netbsd-elf.h (EXTRA_SPECS): Add netbsd_entry_point.
16851         (LINK_SPEC): Define as NETBSD_LINK_SPEC_ELF.
16852         (NETBSD_ENTRY_POINT): Define.
16854 2002-06-08  Jason Thorpe  <thorpej@wasabisystems.com>
16856         * config/i386/netbsd-elf.h (LINK_SPEC): Define as
16857         NETBSD_LINK_SPEC_ELF.
16858         (SUBTARGET_EXTRA_SPECS): Add netbsd_entry_point.
16859         (NETBSD_ENTRY_POINT): Define.
16860         * config/i386/netbsd64.h (LINK_SPEC): Use %(netbsd_link_spec).
16861         (SUBTARGET_EXTRA_SPECS): Add netbsd_link_spec and
16862         netbsd_entry_point.
16863         (NETBSD_ENTRY_POINT): Define.
16865 2002-06-08  Jason Thorpe  <thorpej@wasabisystems.com>
16867         * config/alpha/netbsd.h (SUBTARGET_EXTRA_SPECS): Add
16868         netbsd_link_spec and netbsd_entry_point.
16869         (LINK_SPEC): Use %(netbsd_link_spec).
16870         (NETBSD_ENTRY_POINT): Define.
16872 2002-06-08  Jason Thorpe  <thorpej@wasabisystems.com>
16874         * config/netbsd-elf.h (LINK_SPEC): Rename to...
16875         (NETBSD_LINK_SPEC_ELF): ...this.  Use %(netbsd_entry_point)
16876         to specify program entry point.
16878 2002-06-07  Jeff Law <law@redhat.com
16880         * emit-rtl.c (init_emit): Add hard registers to regno_reg_rtx.
16881         * combine.c (move_deaths): Use regno_reg_rtx for hard regs rather
16882         than creating a new register.
16883         (distribute_notes): Likewise.
16884         * df.c (df_reg_use_gen): Likewise.
16885         (df_reg_clobber_gen): Likewise.
16886         (df_ref_record): Likewise.
16887         * expr.c (use_regs): Likewise.
16888         * flow.c (propagate_one_insn): Likewise.
16889         (mark_set_1): Likewise.
16890         (mark_used_reg): Likewise.
16891         * reload.c (emit_reload_insns): Likewise.
16893 2002-06-07  Roger Sayle  <roger@eyesopen.com>
16895         * simplify-rtx.c (simplify_gen_relational): Simplify RTL of the form
16896         (ne (comp x y) 0) into (comp x y) where comp is a comparison code.
16897         Simplify (eq (comp x y) 0) into (revcomp x y) if the sense of the
16898         comparison code comp can be reversed.
16900 2002-06-07  Roger Sayle  <roger@eyesopen.com>
16902         * fold-const.c (fold) [EQ_EXPR]:  Place both integer and real
16903         constants last in comparisons.  Optimize (x+1.0)>0.0 into the
16904         equivalent x > -1.0 when -ffast-math.
16906 2002-06-07  Jason Thorpe  <thorpej@wasabisystems.com>
16908         * config.gcc (mips*-*-netbsd*): Add mips/t-netbsd to ${tmake_file}.
16909         * config/mips/t-netbsd: New file.
16911 2002-06-07  Zack Weinberg  <zack@codesourcery.com>
16913         * cppinit.c (COMMAND_LINE_OPTIONS): Give all relevant -W
16914         options their own entries.
16915         (parse_option): Clarify comment.
16916         (cpp_handle_option): Remove 'ignore' parameter and OPT_W
16917         special case.  Replace if/strcmp chain for -W options with
16918         use of new OPT_* entries for them.
16919         (cpp_handle_options): Update to match.
16920         * cpplib.h: Remove last parameter to cpp_handle_option from prototype.
16921         * c-decl.c: Update call to cpp_handle_option.
16923 2002-06-07  Akim Demaille  <akim@epita.fr>
16925         * gengtype-yacc.y (optionseqopt): Add the ending `;' to the action.
16926         Whitespace changes.
16928 2002-06-07  Jeffrey Law  <law@redhat.com>
16930         * sched-deps.c (free_deps): Avoid calling free_INSN_LIST_list
16931         on empty lists.
16933 2002-06-07  H.J. Lu  (hjl@gnu.org)
16935         * configure.in: Add --enable-__cxa_atexit.
16936         * configure: Regenerated.
16937         * config.in: Likewise.
16939         * defaults.h (DEFAULT_USE_CXA_ATEXIT): New. Defined to be 0 if
16940         not defined.
16942 2002-06-07  Gabriel Dos Reis  <gdr@merlin.nerim.net>
16944         * diagnostic.c (diagnostic_build_prefix): Fix initialization.
16946 2002-06-07  Jason Thorpe  <thorpej@wasabisystems.com>
16948         * config/mips/netbsd.h (CACHE_FLUSH_FUNC): Define.
16950 2002-06-07  Jason Merrill  <jason@redhat.com>
16952         * cppexp.c (num_equality_op): Use a temporary variable to work
16953         around gcc 3.0.4 bug.
16955 2002-06-07  Gabriel Dos Reis  <gdr@codesourcery.com>
16957         * diagnostic.c (diagnostic_build_prefix): Tidy.
16959 2002-06-07  Neil Booth  <neil@daikokuya.demon.co.uk>
16961         * cpptrad.c (struct block, BLOCK_HEADER_LEN, BLOCK_LEN,
16962         scan_parameters, save_replacement_text, replacement_length): New.
16963         (scan_out_logical_line): Take a macro and save parameters if
16964         non-NULL.
16965         (_cpp_logical_line_trad): Update.
16966         (_cpp_create_trad_definition): Update to handle function-like
16967         macros.
16968         * cpplex.c (new_buff): Update.
16969         (struct dummy, DEFAULT_ALIGNMENT, CPP_ALIGN): Move...
16970         * cpphash.h: ...here.
16971         (CPP_ALIGN2, _cpp_save_parameter): New.
16972         * cppmacro.c (save_parameter): Rename, export.
16973         (parse_params): Update.
16975 2002-06-07  Andreas Jaeger  <aj@suse.de>
16977         * config/mmix/mmix.c: Remove extra broken prototype for
16978         mmix_init_machine_status.
16980 2002-06-06  Geoffrey Keating  <geoffk@redhat.com>
16982         * gengtype.c: Add comments before all the routines.
16984 2002-06-07  Jason Thorpe  <thorpej@wasabisystems.com>
16986         * config.gcc (sh5*-*-netbsd*): Remove sh/t-netbsd-sh5-32
16987         from and add t-sh64 to ${tmake_file}.
16988         (sh64*-*-netbsd*): Add t-sh64 to ${tmake_file}.
16989         * config/sh/t-netbsd-sh5 (LIB1ASMFUNCS): Remove.
16990         * config/sh/t-netbsd-sh5-32: Remove.
16991         * config/sh/t-netbsd-sh5-64 (MULTILIB_OPTIONS): Use
16992         MULTILIB_ENDIAN.
16993         (MULTILIB_DIRNAMES): Define.
16995 Thu Jun  6 23:14:46 CEST 2002  Jan Hubicka  <jh@suse.cz>
16997         * i386.md (and promoting splitters): Disable QI to SImode promoting
16998         when doing so changes immediate to be 32bit.
17000         * rtl.h (emit_*_scope): Declare.
17001         * emit-rtl.c (emit_*_scope): New global functions.
17002         (try_split): Copy scope.
17003         * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
17004         noce_try_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
17005         noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
17006         noce_process_if_block, find_cond_trap): Copy scopes.
17007         * recog.c (peephole2_optimize): likewise.
17009 2002-06-06  Jeffrey Law  <law@redhat.com>
17011         * h8300.h (OK_FOR_U): Fix thinko exposed by flag checking.
17013 Thu Jun  6 21:06:25 2002  J"orn Rennecke <joern.rennecke@superh.com>
17015         * gengtype-lex.l (INITIAL): New rule for "'"("\\".|[^\\])"'".
17017 2002-06-06  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
17019         * Makefile.in (TEXI_GCCINSTALL_FILES): Define.
17020         ($(docdir)/gccinstall.info): New target.
17021         (info): Depend on it.
17022         (gccinstall.dvi): New target.
17023         (dvi): Depend on it.
17024         * doc/.cvsignore: Ignore new info files.
17025         * doc/install.texi (@setfilename): Reflect new info filename.
17027 Thu Jun  6 15:57:23 2002  J"orn Rennecke <joern.rennecke@superh.com>
17029         * sh.c (machine_dependent_reorg): Don't set RTX_UNCHANGING_P
17030         on an UNSPEC.
17032 Thu Jun  6 07:17:43 2002  Nicola Pero  <n.pero@mi.flashnet.it>
17034         PR objc/6834
17035         * objc/objc-lang.c (LANG_HOOKS_GET_ALIAS_SET): Define to be
17036         c_common_get_alias_set.
17037         (LANG_HOOKS_SAFE_FROM_P): Define to be c_safe_from_p.
17039 2002-06-06  John David Anglin  <dave@hiauly1.hia.nrc.ca>
17041         * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn): New
17042         functions.
17043         * rtl.h (get_first_nonnote_insn, get_last_nonnote_insn): Declare.
17044         * avr/avr.c (avr_output_function_epilogue): Use above to determine
17045         function size.
17046         * pa/pa.c (pa_output_function_prologue): Likewise.
17048 2002-06-05  David S. Miller  <davem@redhat.com>
17050         * integrate.c (subst_constants): Handle 'B' RTL format.
17052 2002-06-05  Eric Christopher  <echristo@redhat.com>
17054         * varasm.c (make_decl_rtl): Fix comment for removed
17055         halfpic.c.
17057 2002-06-05  Eric Christopher  <echristo@redhat.com>
17059         * Makefile.in: Remove missed halfpic bits.
17061 2002-06-05  Eric Christopher  <echristo@redhat.com>
17063         * toplev.c: Remove half-pic.
17064         * config/mips/mips.c: Ditto.
17065         * config/mips/mips.h: Ditto. Remove unused defines.
17066         * config/mips/openbsd.h: Update comment to reflect above.
17067         * config/mips/mips.md: Remove half-pic constraints.
17068         * halfpic.h: Delete.
17069         * halfpic.c: Ditto.
17071 2002-06-05  Jeffrey Law  <law@redhat.com>
17073         * pa.h (EXTRA_CONSTRAINT, T case): Further refine so that it
17074         rejects (mem (lo_sum (reg) (unspec))), but will allow
17075         (mem (lo_sum (reg) (symbol_ref)) for PA2.0.
17077 2002-06-05  Neil Booth  <neil@daikokuya.demon.co.uk>
17079         * cpphash.h (_cpp_create_definition): Update prototype.
17080         (_cpp_push_text_context, _cpp_create_trad_definition): New.
17081         ( cpp_lex_identifier_trad): New.
17082         (_cpp_set_trad_context): New.
17083         * cppinit.c (cpp_finish_options): Don't conditionalize builtins.
17084         * cpplib.c (SEEN_EOL): Update.
17085         (lex_macro_node): Update for -traditional.
17086         (cpp_push_buffer, _cpp_pop_buffer): Similarly.
17087         * cppmacro.c (_cpp_create_definition): Split into
17088         create_iso_definition() and _cpp_create_trad_definition().
17089         (warn_of_redefinition): Update prototype; handle traditional
17090         macros.
17091         (_cpp_push_text_context): New.
17092         * cpptrad.c (skip_whitespace, push_replacement_text): New.
17093         (lex_identifier): Call ht_lookup with correct start.
17094         (_cpp_lex_identifier_tradm _cpp_create_trad_definition,
17095         _cpp_set_trad_context): New.
17096         (scan_out_logical_line): Update to handle changing contexts.
17098 Wed Jun  5 20:42:31 2002  J"orn Rennecke <joern.rennecke@superh.com>
17100         * config.gcc (sh-*-elf*,  sh64*-*-elf*): Unify.
17101         (shl*-*-elf*): Add.
17102         * config/sh/t-be (MULTILIB_ENDIAN): Set.
17103         * config/sh/t-le (MULTILIB_ENDIAN): Likewise.
17104         * t-sh (MULTILIB_ENDIAN): Set.
17105         (MULTILIB_OPTIONS): Use it.
17106         * t-sh64 (MULTILIB_OPTIONS): Likewise.
17107         (MULTILIB_DIRNAMES): Likewise.
17109 2002-06-05  Gabriel Dos Reis  <gdr@codesourcery.com>
17111         * toplev.h (report_error_function): Remove.
17113         * diagnostic.h (location_t): New datatype.
17114         (text_info): Likewise.
17115         (diagnostic_info): Likewise.
17116         (output_prefix): New macro.
17117         (diagnostic_last_function_changed): Likewise.
17118         (diagnostic_set_last_function): Likewise.
17119         (diagnostic_last_module_changed): Likewise.
17120         (diagnostic_set_last_module): Likewise.
17121         (report_diagnostic): Now macro.
17122         (diagnostic_set_info): Declare.
17124         * diagnostic.c (report_problematic_module): Rename to
17125         diagnostic_repor_current_module.
17126         (set_diagnostic_context): Remove.
17127         (count_error): Rename to diagnostic_error_count.
17128         (error_function_changed): Remove.
17129         (record_last_error_function): Likewise.
17130         (error_module_changed): Likewise.
17131         (record_last_error_module): Likewise.
17132         (context_as_prefix): Rename to diagnostic_build_prefix.
17133         (flush_diagnostic_buffer): Rename to diagnostic_flush_buffer.
17134         (diagnostic_set_info): New function.
17136         * objc/objc-act.c: #include diagnostic.h
17137         (error_with_ivar): Adjust call to count_error.
17138         (warn_with_method): Likewise.
17139         * objc/Make-lang.in (objc-act.o): Depend on diagnostic.h
17141 2002-06-05  Bob Wilson  <bob.wilson@acm.org>
17143         * config/xtensa/xtensa.c (xtensa_build_va_list): Use
17144         lang_hooks.types.make_type instead of make_node; set up
17145         __va_list_tag type decl.
17146         (xtensa_builtin_saveregs): Remove broken use of
17147         RTX_UNCHANGING_P and unnecessary use of MEM_IN_STRUCT_P
17148         for saved registers; add varargs alias set.
17150 2002-06-05  Neil Booth  <neil@daikokuya.demon.co.uk>
17152 config:
17153         * alpha/gnu.h: Undef TARGET_OS_CPP_BUILTINS.
17154         * i386/beos-elf.h: Use TARGET_OS_CPP_BUILTINS rather than
17155         CPP_PREDEFINES and part of CPP_SPEC.
17156         i386/freebsd-aout.h, i386/gas.h, i386/gnu.h, i386/linux-aout.h,
17157         i386/linux.h, i386/moss.h, i386/xm-vsta.h: Similarly.
17159 Wed Jun  5 15:20:58 CEST 2002  Jan Hubicka  <jh@suse.cz>
17161         * reg-stack.c (reg_to_stack): Do not call find_basic_blocks.
17163 2002-06-05  Alan Modra  <amodra@bigpond.net.au>
17165         * config/rs6000/linux64.h (ASM_OUTPUT_SOURCE_LINE): Define.
17167 2002-06-04  Zack Weinberg  <zack@codesourcery.com>
17169         * gengtype-yacc.y: Make sure all rules end with a semicolon.
17171 2002-06-04  Bob Wilson  <bob.wilson@acm.org>
17173         * config/xtensa/xtensa.c (xtensa_init_machine_status): Fix
17174         typo in function prototype and include "ggc.h" header.
17176 2002-06-04  Richard Henderson  <rth@redhat.com>
17178         * config/alpha/alpha.c (mode_mask_operand): Simplify without ifdefs.
17179         (print_operand) ['U']: Likewise.
17180         (alpha_expand_unaligned_store): Correct constants for 32-bit cross.
17181         (alpha_expand_unaligned_store_words): Likewise.
17182         (alpha_expand_builtin_vector_binop): Fix typo.
17183         (enum alpha_builtin, code_for_builtin): Add remaining ext, ins, msk,
17184         umulh, and cix insns.
17185         (one_arg_builtins): Add cix builtins.
17186         (two_arg_builtins): Add ext, ins, msk, umulh builtins.
17187         (alpha_expand_builtin): Fix typo in arity.
17188         * config/alpha/alpha.md (UNSPEC_CTLZ, UNSPEC_CTPOP): New.
17189         (builtin_extbl, builtin_extwl, builtin_extll, builtin_extwh,
17190         builtin_extlh, builtin_insbl, builtin_inswl, builtin_insll,
17191         builtin_insql, builtin_inswh, builtin_inslh, builtin_insqh,
17192         builtin_mskbl, builtin_mskwl, builtin_mskll, builtin_mskql,
17193         builtin_mskwh, builtin_msklh, builtin_mskqh, builtin_cttz,
17194         builtin_ctlz, builtin_ctpop): New.
17195         * doc/extend.texi (Alpha Built-in Functions): Update.
17197 2002-06-04  Geoffrey Keating  <geoffk@redhat.com>
17199         * gengtype.c (write_gc_root): Don't unnecessarily prevent
17200         global variable-length arrays being roots.
17202         * config.gcc (powerpc-*-darwin*): Set config_gtfiles.
17203         * configure.in (config_gtfiles): New variable.
17204         (all_gtfiles): Initialize from config_gtfiles.
17205         * configure: Regenerate.
17207 2002-06-04  Neil Booth  <neil@daikokuya.demon.co.uk>
17209 config/i386:
17210         * beos-elf.h, cygwin.h, djgpp.h, gas.h, gnu.h, i386-interix.h,
17211         i386-interix3.h, i386elf.h, linux-aout.h, linux.h, linux64.h,
17212         mingw32.h, netbsd-elf.h, netbsd.h, netbsd64.h, rtemself.h,
17213         sco5.h, sol2.h, sysv3.h, sysv4.h, sysv5.h, uwin.h, vxi386.h,
17214         win32.h (CPP_SPEC): Remove cpp_cpu.
17215         * i386.h (TARGET_CPU_CPP_BUILTINS): Use.
17216         (CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Die!
17218 2002-06-04  Janis Johnson  <janis187@us.ibm.com>
17220         * config/ia64/ia64.c (gen_thread_pointer): Fix variable name.
17222 2002-06-04  Jeff Law <law@redhat.com.
17223             David Edelsohn <edelsohn@gnu.org>
17224             Michael Matz <matz@kde.org>
17226         * sched-int.h (struct deps): New field libcall_block_tail_insn.
17227         * sched_deps.c (init_deps): Initialize libcall_block_tail_insn.
17228         * sched_deps.c (sched_analyze_insn): If libcall_block_tail_insn
17229         is set, then mark the current insn as being part of a libcall
17230         scheduling group.
17231         (sched_analyze): Set and clear libcall_block_tail_insn appropriately.
17233         * haifa-sched.c (schedule_block): Do not count USE or CLOBBER
17234         insns against the issue rate.
17236 Tue Jun  4 19:29:42 CEST 2002  Jan Hubicka  <jh@suse.cz>
17238         * cfglayout.c (duplicate_insn_chain): Kill NOTE_INSN_RANGE notes.
17239         * final.c (final_scan_insn): Likewise.
17240         * ggc-common.c (ggc_mark_rtx_children_1): Likewise; use
17241         NOTE_EXPECTED_VALUE instead of NOTE_RANGE.
17242         * haifa-sched.c (unlink_other_notes): Likeewise.
17243         (reemit_notes): Likewise.
17244         * print-rtl.c (print_rtx): Likewise.
17245         * sched-deps (sched-analyze): Likewise.
17246         * rtl.c (note_insn_name): Likewise.
17247         * rtl.h (NOTE_RANGE_INFO, NOTE_LIVE_INFO): Kill.
17248         (enum insn_note): Kill NOTE_INSN_RANGE_*, NOTE_INSN_LIVE.
17249         (RANGE_*): Kill.
17251 2002-06-04  Jason Thorpe  <thorpej@wasabisystems.com>
17253         * varasm.c (mark_constants): Handle RTX format 'B'.
17255 2002-06-04  Neil Booth  <neil@daikokuya.demon.co.uk>
17257         * cpphash.h (FIRST, LAST, CUR, RLIMIT): New.
17258         (struct cpp_context): Add traditional fields.
17259         * cppmacro.c (paste_all_tokens, push_ptoken_context,
17260         push_token_context, cpp_get_token, _cpp_backup_tokens): Update.
17261         * cpptrad.c (skip_comment, lex_identifier,
17262         _cpp_read_logical_line_trad, scan_out_logical_line): Update.
17264 2002-06-04  Kazu Hirata  <kazu@cs.umass.edu>
17266         * gbl-ctors.h: Fix formatting.
17267         * gcc.c: Likewise.
17268         * gccspec.c: Likewise.
17269         * gcov.c: Likewise.
17270         * gcov-io.h: Likewise.
17271         * gcse.c: Likewise.
17272         * ggc-common.c: Likewise.
17273         * ggc.h: Likewise.
17274         * ggc-page.c: Likewise.
17275         * ggc-simple.c: Likewise.
17276         * global.c: Likewise.
17277         * graph.h: Likewise.
17278         * gthr-dce.h: Likewise.
17279         * gthr.h: Likewise.
17280         * gthr-posix.h: Likewise.
17281         * gthr-rtems.h: Likewise.
17282         * gthr-solaris.h: Likewise.
17283         * gthr-win32.h: Likewise.
17285 2002-06-03  Geoffrey Keating  <geoffk@redhat.com>
17287         Merge from pch-branch:
17289         * gengtype.h (UNION_OR_STRUCT_P): New macro.
17290         * gengtype.c (write_gc_structure_fields): Use it.
17291         (write_gc_root): Use it here too.
17293         * gengtype.c (write_gc_structure_fields): Assume that lengths
17294         of typenames fit into an 'int'; don't pass a size_t to "%d" in
17295         printf.
17296         (write_gc_marker_routine_for_structure): Likewise.
17297         (write_gc_types): Likewise.
17298         (write_gc_root): Likewise.
17300         * varray.h (VARRAY_CLEAR): New.
17301         (varray_clear): Prototype.
17302         * varray.c (varray_clear): New.
17303         * cselib.c (reg_values_old): New.
17304         (used_regs_old): New.
17305         (cselib_init): Use cached varrays if available to avoid
17306         generating large amounts of garbage.
17307         (cselib_finish): Don't throw away old varrays.
17309         * final.c (insn_addresses_): Move out of ifdef.
17311         * varray.c (uses_ggc): Make more varray kinds GCable.
17312         * varray.h (union varray_data_tag): Let gengtype see
17313         fields 'generic' and 'te'.
17314         * reg-stack.c: Include gt-reg-stack.h, ggc.h.
17315         (stack_regs_mentioned_data): Move out of ifdef; mark with gengtype.
17316         (reg_to_stack): Don't call VARRAY_FREE.
17317         * insn-addr.h (INSN_ADDRESSES_FREE): Don't use VARRAY_FREE.
17318         (insn_addresses_): Use gengtype to mark.
17319         * gengtype.c (write_gc_structure_fields): Handle arrays of generic
17320         pointers; handle generic pointers in unused union fields.
17321         (get_output_file_with_visibility): Include cselib.h,
17322         insn-addr.h in gtype-desc.c.
17323         * function.c (prologue): Use gengtype to mark.
17324         (epilogue): Likewise.
17325         (sibcall_epilogue): Likewise.
17326         * dependence.c: Include gt-dependence.h, ggc.h.
17327         (struct def_use): Use gengtype to mark.
17328         (struct loop): Likewise.
17329         (struct induction): Likewise.
17330         (struct dependence): Likewise.
17331         (def_use_chain): Likewise.
17332         (dep_chain): Likewise.
17333         (loop_chain): Likewise.
17334         (induction_chain): Likewise.
17335         (init_dependence_analysis): Don't free anything, just clear pointers.
17336         (build_def_use): Use GGC to allocate def_use.
17337         (add_loop): Use GGC to allocate loop.
17338         (find_induction_variable): Use GGC to allocate induction.
17339         (check_node_dependence): Use GGC to allocate induction, dependence.
17340         (dump_node_dependence): Don't free varrays.
17341         (end_dependence_analysis): Likewise.
17342         * cselib.h (struct cselib_val_struct): Use gengtype to mark.
17343         (struct elt_loc_list): Likewise.
17344         (struct elt_list): Likewise.
17345         * cselib.c: Don't include obstack.h.
17346         (hash_table): Use gengtype to mark.
17347         (reg_values): Use gengtype to mark.
17348         (used_regs): Use gengtype to mark.
17349         (cselib_obstack): Delete.
17350         (cselib_startobj): Delete.
17351         (empty_vals): Mark as deletable.
17352         (empty_elt_lists): Mark as deletable.
17353         (empty_elt_loc_lists): Mark as deletable.
17354         (new_elt_list): Use GGC to allocate struct elt_list.
17355         (new_elt_loc_list): Use GGC to allocate struct elt_loc_list.
17356         (clear_table): Don't delete obstack; don't unnecessarily clear
17357         deletable variables.
17358         (new_cselib_val): Use GGC to allocate struct cselib_val.
17359         (cselib_init): Don't set up obstacks.  Use GGC to allocate
17360         hash table.
17361         (cselib_finish): Just clear variables, don't free anything.
17362         * Makefile.in (cselib.o): Remove dependency on $(OBSTACK_H).
17363         (reg-stack.o): Add dependency on gt-reg-stack.h, $(GGC_H).
17364         (dependence.o): Add dependency on gt-dependence.h, $(GGC_H).
17365         (GTFILES): Add insn-addr.h, cselib.h, dependence.c, reg-stack.c.
17366         (gt-reg-stack.h): New rule.
17367         (gt-dependence.h): New rule.
17368         (gtype-desc.o): Add cselib.h, insn-addr.h.
17370         * varray.c: Use only necessary headers.
17371         (element_size): New.
17372         (uses_ggc): New.
17373         (varray_init): Take type, not size.  Use GGC if appropriate.
17374         (varray_grow): Update for change to struct varray_head_tag.
17375         Use GGC if appropriate.
17376         * varray.h (struct const_equiv_data): Use gengtype.
17377         (enum varray_data_enum): New.
17378         (union varray_data_tag): Use gengtype.
17379         (struct varray_head_tag): Use gengtype.  Replace size field with
17380         enum varray_data_enum.
17381         (varray_init): Update prototype.
17382         (VARRAY_SCHED_INIT): Delete.
17383         (VARRAY_*_INIT): Update for change to varray_init.
17384         (VARRAY_SCHED): Delete.
17385         (VARRAY_PUSH_SCHED): Delete.
17386         (VARRAY_TOP_SCHED): Delete.
17387         * tree.h: Update for change to length specifier.
17388         * tree-inline.c (optimize_inline_calls): Don't use VARRAY_FREE.
17389         (clone_body): Likewise.
17390         * ssa.h (ssa_definition): Use gengtype to mark.
17391         * ssa.c (convert_from_ssa): Don't use VARRAY_FREE.
17392         * ssa-dce.c (ssa_eliminate_dead_code): Don't use VARRAY_FREE.
17393         * rtl.h (struct rtvec_def): Update for change to length specifier.
17394         * integrate.c (expand_inline_function): Don't use VARRAY_FREE.
17395         (struct initial_value_struct): Update for change to length specifier.
17396         * ggc.h (ggc_add_rtx_varray_root): Delete prototype.
17397         (ggc_add_tree_varray_root): Delete prototype.
17398         (ggc_mark_rtx_varray): Delete prototype.
17399         (ggc_mark_tree_varray): Delete prototype.
17400         * ggc-common.c (ggc_add_rtx_varray_root): Delete.
17401         (ggc_add_tree_varray_root): Delete.
17402         (ggc_mark_rtx_varray): Delete.
17403         (ggc_mark_tree_varray): Delete.
17404         (ggc_mark_rtx_varray_ptr): Delete.
17405         (ggc_mark_tree_varray_ptr): Delete.
17406         * gengtype.h (enum typekind): Remove TYPE_VARRAY.
17407         (create_varray): Delete prototype.
17408         * gengtype.c (varrays): Delete.
17409         (create_varray): Delete.
17410         (adjust_field_type): Detect array of string pointers.
17411         (process_gc_options): Remove code to handle varray_type option.
17412         (set_gc_used_type): Remove TYPE_VARRAY case.
17413         (output_escaped_param): New.
17414         (write_gc_structure_fields): Use output_escaped_param on all
17415         parameters.  Handle 'skip' with 'use_param' option.  Handle
17416         arrays of strings.  Remove TYPE_VARRAY handling.
17417         (write_gc_roots): Use boolean to detect 'length' option.
17418         * gengtype-yacc.y (VARRAY_TYPE): Delete token.
17419         (struct_fields): Call adjust_field_type on array fields.
17420         (type): Remove VARRAY_TYPE case.
17421         (type_option): Likewise.
17422         * gengtype-lex.l: Don't consider varray_type a keyword.
17423         * function.h: Update for change to length specifier.
17424         (free_eh_status): Delete prototype.
17425         * function.c (free_after_compilation): Don't call free_eh_status.
17426         (reorder_blocks): Don't use VARRAY_FREE.
17427         * except.c (struct eh_status): Update for change to length specifier.
17428         remove varray_type specifier.
17429         (free_eh_status): Delete.
17430         * dwarf2out.c: Include gt-dwarf2out.h.
17431         (used_rtx_varray): Use gengtype to mark, move
17432         outside ifdefs.
17433         (incomplete_types): Likewise.
17434         (decl_scope_table): Likewise.
17435         (dwarf2out_init): Don't call ggc_add_tree_varray_root.
17436         * cfglayout.c (scope_to_insns_finalize): Don't use VARRAY_FREE.
17437         * c-tree.h (struct lang_type): Update for change to length specifier.
17438         * c-parse.in (yylexstring): Don't use VARRAY_FREE.
17439         * c-objc-common.c: Include gt-c-objc-common.h.
17440         (deferred_fns): Mark for gengtype.
17441         (c_objc_common_init): Don't call ggc_add_tree_varray_root.
17442         (expand_deferred_fns): Just set deferred_fns to 0 to free it.
17443         * Makefile.in (c-objc-common.o): Add gt-c-objc-common.h.
17444         (gtype-desc.o): Update dependencies.
17445         (dwarf2out.o): Add gt-dwarf2out.h.
17446         (varray.o): Update dependencies.
17447         (GTFILES): Add varray.h, ssa.h, dwarf2out.c, c-objc-common.c.
17448         (gt-c-objc-common.h): New rule.
17449         (gt-dwarf2out.h): New rule.
17450         * objc/objc-act.c (build_objc_string_object): Don't use VARRAY_FREE.
17452         * doc/gty.texi (GTY Options): Correct spelling.
17453         (GGC Roots): Likewise.
17454         * Makefile.in (TEXI_CPP_FILES): New.
17455         (TEXI_GCC_FILES): New.
17456         (TEXI_GCCINT_FILES): New.
17457         (TEXI_CPPINT_FILES): New.
17458         ($(docdir)/cpp.info): Use new macros.
17459         ($(docdir)/gcc.info): Likewise.
17460         ($(docdir)/gccint.info): Likewise.
17461         ($(docdir)/cppinternals.info): Likewise.
17462         (cpp.dvi): Likewise.
17463         (gcc.dvi): Likewise.
17464         (gccint.dvi): Likewise.
17465         (cppinternals.dvi): Likewise.
17467         * Makefile.in ($(docdir)/gccint.info): Depend on gty.texi.
17468         * doc/gccint.texi (Top): Include gty.texi.
17469         * doc/gty.texi: New file.
17471         * bitmap.c: Include ggc.h, gt-bitmap.h.
17472         (bitmap_ggc_free): New.
17473         (bitmap_elem_to_freelist): New.
17474         (bitmap_element_free): Use bitmap_elem_to_freelist.
17475         (bitmap_element_allocate): Allow use of GGC.
17476         (bitmap_clear): Use bitmap_elem_to_freelist.
17477         (bitmap_copy): Update for change to bitmap_element_allocate.
17478         (bitmap_set_bit): Likewise.
17479         (bitmap_operation): Update for changes elsewhere.
17480         (bitmap_initialize): Allow to create bitmaps that will use GGC.
17481         * bitmap.h (struct bitmap_element_def): Use gengtype.
17482         (struct bitmap_head_def): Likewise.  Also add 'using_obstack' field.
17483         (bitmap_initialize): Add extra parameter.
17484         (BITMAP_OBSTACK_ALLOC): Update for change to bitmap_initialize.
17485         (BITMAP_ALLOCA): Delete.
17486         (BITMAP_XMALLOC): Update for change to bitmap_initialize.
17487         (BITMAP_GGC_ALLOC): New.
17488         * Makefile.in (gtype-desc.o): Add bitmap.h.
17489         (bitmap.o): Add gt-bitmap.h, $(GGC_H).
17490         (GTFILES): Add bitmap.c.
17491         (gt-bitmap.h): New rule.
17492         ($(HOST_PREFIX_1)bitmap.o): Add gt-bitmap.h.
17493         * basic-block.h: Update for changes to bitmap_initialize.
17494         * except.c (exception_handler_label_map): Move into...
17495         (struct eh_status): Here.
17496         (struct eh_region): Make 'aka' GCable.
17497         (free_eh_status): Don't need to specially handle
17498         exception_handler_label_map.
17499         (add_ehl_entry): Update for changes to exception_handler_label_map.
17500         (find_exception_handler_labels): Likewise.
17501         (remove_exception_handler_label): Likewise.
17502         (maybe_remove_eh_handler): Likewise.
17503         (for_each_eh_label): Likewise.
17504         (remove_eh_handler): Allocate 'aka' using GGC.
17505         * gengtype.c (get_output_file_with_visibility): Add bitmap.h
17506         to list of includes.
17508         * gengtype.c (write_gc_marker_routine_for_structure): Name
17509         the routines 'gt_ggc_mx_*' instead of 'gt_ggc_m_*'.
17510         (write_gc_types): Arrange for the tests with NULL to be inlined.
17511         (write_gc_roots): Update uses of procedure pointers.
17512         * ggc-common.c (gt_ggc_mx_rtx_def): Rename from gt_ggc_m_rtx_def.
17514         * Makefile.in (explow.o): Add dependency on gt-explow.h.
17515         (sdbout.o): Add dependency on gt-sdbout.h.
17517         * emit-rtl.c (const_int_htab): Use gengtype to clear unused entries.
17518         (mem_attrs_htab): Likewise.
17519         (init_emit_once): Don't call ggc_add_deletable_htab.
17520         * fold-const.c (size_htab): Use gengtype to clear unused entries.
17521         (size_int_type_wide): Don't call ggc_add_deletable_htab.
17522         * gengtype.c (finish_root_table): Add LASTNAME and TNAME
17523         parameters, use them, change callers.
17524         (write_gc_root): Add IF_MARKED parameter, use it, change callers.
17525         (write_gc_roots): Handle 'if_marked' option.
17526         (main): Don't need to call set_gc_used_type any more.
17527         * ggc.h (ggc_htab_marked_p): Delete.
17528         (ggc_htab_mark): Delete.
17529         (struct ggc_cache_tab): New.
17530         (gt_ggc_cache_rtab): New declaration.
17531         * ggc-common.c (struct d_htab_root): Delete.
17532         (d_htab_roots): Delete.
17533         (ggc_add_deletable_htab): Delete.
17534         (ggc_htab_delete): Handle new htab-deleting mechanism.
17535         (ggc_mark_roots): Use new htab-deleting mechanism.
17536         * tree.c (type_hash_table): Use gengtype to clear unused entries.
17537         Make static.
17538         (init_obstacks): Don't call ggc_add_deletable_htab.
17540         * objc/objc-act.h (struct hashed_attribute): Use gengtype.
17541         (struct hashed_entry): Likewise.
17542         (nst_method_hash_list): Likewise.
17543         (cls_method_hash_list): Likewise.
17544         (HASH_ALLOC_LIST_SIZE): Delete.
17545         (ATTR_ALLOC_LIST_SIZE): Delete.
17546         * objc/objc-act.c (hash_init): Use ggc to allocate
17547         nst_method_hash_list, cls_method_hash_list.
17548         (hash_enter): Use ggc to allocate; allocate one entry at a time.
17549         (hash_add_attr): Likewise.
17550         (ggc_mark_hash_table): Delete.
17551         (objc_act_parse_init): Delete.
17552         (objc_init): Delete reference to objc_act_parse_init.
17553         * tlink.c: Replace hash.h with hashtab.h.  Explicitly include
17554         obstack.h.  Replace references to 'struct hash_table' with htab_t.
17555         (struct symbol_hash_entry): Replace hash header with key field.
17556         (struct file_hash_entry): Replace hash header with key field.
17557         (struct demangled_hash_entry): Replace hash header with key field.
17558         (hash_string_eq): New.
17559         (hash_string_hash): New.
17560         (symbol_hash_newfunc): Delete.
17561         (symbol_hash_lookup): Modify to use htab_t.
17562         (file_hash_newfunc): Delete.
17563         (file_hash_lookup): Modify to use htab_t.
17564         (demangled_hash_newfunc): Delete.
17565         (demangled_hash_lookup): Modify to use htab_t.
17566         (tlink_init): Modify to use htab_t.
17567         * hash.h: Delete.
17568         * hash.c: Delete.
17569         * ggc.h: Delete forward structure declarations.
17570         Delete prototypes for deleted functions.
17571         * ggc-common.c: Don't include hash.h.
17572         (ggc_add_tree_hash_table_root): Delete.
17573         (ggc_mark_tree_hash_table_entry): Delete.
17574         (ggc_mark_tree_hash_table): Delete.
17575         (ggc_mark_tree_hash_table_ptr): Delete.
17576         * gengtype.c (write_gc_structure_fields): Allow param_is option.
17577         (write_gc_marker_routine_for_structure): Use visibility of
17578         the parameter if there is one.
17579         * function.c: Replace hash.h with hashtab.h.  Replace references
17580         to 'struct hash_table *' with htab_t.
17581         (struct insns_for_mem_entry): Include a plain key.
17582         (fixup_var_refs_insns_with_hash): Update to use htab_t.
17583         (insns_for_mem_newfunc): Delete.
17584         (insns_for_mem_hash): Update to use htab_t.
17585         (insns_for_mem_comp): Likewise.
17586         (insns_for_mem_walk): Likewise.
17587         * c-lang.c: Include ggc.h.
17588         * Makefile.in (OBJS): Remove hash.o.
17589         (c-lang.o): Add GGC_H.
17590         (COLLECT2_OBJS): Remove hash.o.
17591         (tlink.o): Remove hash.h, add HASHTAB_H and OBSTACK_H.
17592         (ggc-common.o): Remove hash.h.
17593         (function.o): Remove hash.h, add HASHTAB_H.
17594         (genautomata.o): Remove hash.h, add HASHTAB_H.
17596         * varasm.c (mark_const_str_htab_1): Delete.
17597         (mark_const_str_htab): Delete.
17598         (const_str_htab_del): Delete.
17599         (const_str_htab): Use gengtype to mark.
17600         (init_varasm_once): Use gengtype to mark hashtables.  Use GC to
17601         allocate them.
17602         * tree.c (mark_tree_hashtable_entry): Delete.
17603         (mark_tree_hashtable): Delete.
17604         * tree.h (mark_tree_hashtable): Delete prototype.
17605         * ggc.h (ggc_test_and_set_mark): Treat (void *)1 like NULL.
17606         (ggc_mark): Likewise.
17607         (ggc_calloc): New.
17608         (htab_create_ggc): New.
17609         * ggc-common.c (ggc_calloc): New.
17610         * gengtype.h (enum typekind): Add TYPE_PARAM_STRUCT.
17611         (struct type): Add param_struct structure.
17612         * gengtype.c (param_structs): New.
17613         (adjust_field_type): Handle param_is option.
17614         (set_gc_used_type): Handle TYPE_PARAM_STRUCT.
17615         (get_output_file_with_visibility): Include hashtab.h in gtype-desc.c.
17616         (write_gc_structure_fields): Add new PARAM parameter.  Update
17617         callers.  Handle use_param option.  Handle TYPE_PARAM_STRUCT.
17618         (write_gc_marker_routine_for_structure): Add new PARAM parameter.
17619         Use it to generate function name.  Update callers.
17620         (write_gc_types): Add new PARAM_STRUCTS parameter.  Update callers.
17621         Process them.
17622         (write_gc_roots): Handle TYPE_PARAM_STRUCT.  Allow param_is
17623         option.
17624         (main): Define PTR as pointer-to-scalar.  Don't specially
17625         mark deferred_string or ehl_map_entry.
17626         * gengtype-yacc.y (PARAM_IS): Add new token.
17627         (externstatic): Use adjust_field_type.
17628         (type_option): Add PARAM_IS.
17629         * gengtype-lex.l: Add rule for typedef of function pointers.
17630         Add rule for PARAM_IS.
17631         (IWORD): Add size_t.
17632         * except.c (exception_handler_label_map): Use gengtype to mark.
17633         (type_to_runtime_map): Likewise.
17634         (mark_ehl_map_entry): Delete.
17635         (mark_ehl_map): Delete.
17636         (init_eh): Use gengtype for roots; use GC to allocate hash tables.
17637         (t2r_mark_1): Delete.
17638         (t2r_mark): Delete.
17639         * Makefile.in (gtype-desc.o): Correct dependencies.
17640         (GTFILES): Add hashtab.h.
17641         (genautomata.o): Actually uses hashtab.h.
17643         * Makefile.in (stringpool.o): Add $(GGC_H).
17644         (dwarf2asm.o): Likewise.
17645         (GTFILES): Add hashtable.h.
17646         * c-common.h (struct c_common_identifier): Use gengtype.
17647         * c-decl.h (c_mark_tree): Delete.
17648         * c-lang.c (LANG_HOOKS_MARK_TREE): Delete.
17649         * c-tree.h (struct lang_identifier): Use gengtype.
17650         (union lang_tree_node): New.
17651         (c_mark_tree): Delete prototype.
17652         * dwarf2out.c [!DWARF2_DEBUGGING_INFO]: Define dummy
17653         dwarf2_debug_hooks.
17654         * gengtype-lex.l (IWORD): Allow 'bool'.
17655         (ptr_alias): Match.
17656         * gengtype-yacc.y (ALIAS): New token.
17657         (type_option): New rule.
17658         (option): Use type_option.
17659         * gengtype.c (process_gc_options): New.
17660         (set_gc_used_type): Use it.
17661         (write_gc_structure_fields): Add 'bitmap' parameter, change callers.
17662         Add new variable 't' to hold the type of the field being processed.
17663         Add more error checking.  Use UNION_P when looking at 'desc' option.
17664         Handle language-specific structures containing other
17665         language-specific structures.
17666         (write_gc_types): Handle 'ptr_alias' option.
17667         (main): Don't need to specially output lang_type, lang_decl, lang_id2.
17668         * ggc-common.c (ggc_pending_trees): Delete.
17669         (ggc_mark_roots): Don't manipulate ggc_pending_trees.
17670         (ggc_mark_trees): Delete.
17671         (gt_ggc_m_tree_node): Delete.
17672         * ggc.h (ggc_pending_trees): Delete.
17673         (ggc_mark_tree): Make alias of gt_ggc_m_tree_node.
17674         * hashtable.h (ht_identifier): Use gengtype.
17675         * langhooks-def.h (LANG_HOOKS_MARK_TREE): Delete.
17676         * langhooks.h (struct lang_hooks): Delete mark_tree.
17677         * sdbout.c [! SDB_DEBUGGING_INFO]: Define dummy sdb_debug_hooks
17678         anyway.
17679         * system.h: Poison LANG_HOOKS_MARK_TREE.
17680         * tree.c (tree_node_structure): New.
17681         * tree.h (struct tree_common): Use gengtype.
17682         (struct tree_int_cst): Likewise.
17683         (struct tree_real_cst): Likewise.
17684         (struct tree_string): Likewise.
17685         (struct tree_complex): Likewise.
17686         (struct tree_vector): Likewise.
17687         (struct tree_identifier): Likewise.
17688         (struct tree_list): Likewise.
17689         (struct tree_vec): Likewise.
17690         (struct tree_exp): Likewise.
17691         (struct tree_block): Likewise.
17692         (struct tree_type): Likewise.
17693         (struct tree_decl): Likewise.
17694         (enum tree_structure_enum): New.
17695         (union tree_node): Use gengtype, with an alias.
17696         (tree_node_structure): Prototype.
17697         * objc/objc-lang.c (LANG_HOOKS_MARK_TREE): Delete.
17699         Merge to tag pch-merge-20020430.  The LANG_HOOKS_FUNCTION_MARK
17700         macro was deleted.  The LANG_HOOKS_FUNCTION_FREE macro was renamed
17701         to LANG_HOOKS_FUNCTION_FINAL.
17702         * Makefile.in (GTFILES): Add bitmap.h.
17703         * except.c (struct eh_region): Mark field 'aka' to be skipped.
17705         * config/alpha/alpha.c [TARGET_ABI_UNICOSMK]
17706         (alpha_init_machine_status): Give proper type.
17707         * Makefile.in (c-lang.o): Depend on gtype-c.h.
17708         (optabs.o): Depend on gt-optabs.h.
17709         (GTFILES): Add optabs.o.
17710         (gt-optabs.h): Add rule.
17711         * optabs.c: Include gt-optabs.h.
17713         * gengtype.c (set_gc_used_type): Correct some errors in last change.
17714         (write_gc_structure_fields): If a field which should be NULL is
17715         not, abort.
17716         * c-pragma.c: Move struct align_stack and variable alignment_stack
17717         out from the ifdef.
17719         * config/xtensa/t-xtensa: Add dependencies for gt-xtensa.h.
17720         * config/xtensa/xtensa.c: Include gt-cris.h.
17721         (struct machine_function): Use gengtype to mark.
17722         * config/mmix/mmix.h (struct machine_function): Use gengtype
17723         to mark.
17724         * config/cris/t-cris: Add dependencies for gt-cris.h.
17725         * config/cris/cris.c: Include gt-cris.h.
17726         (struct machine_function): Use gengtype to mark.
17727         * config/rs6000/rs6000.h (struct machine_function): Use gengtype
17728         to mark.
17729         * doc/tm.texi (Per-Function Data): Delete references to
17730         mark_machine_status.
17731         * config/ia64/ia64.c (ia64_override_options): Don't set
17732         mark_machine_status.
17733         * config/i386/i386.c (override_options): Likewise.
17734         * config/d30v/d30v.c (d30v_init_expanders): Likewise.
17735         * config/arm/arm.c (arm_init_expanders): Likewise.
17736         * config/alpha/alpha.c (override_options): Likewise.
17737         * gengtype.h (enum gc_used_enum): Add GC_MAYBE_POINTED_TO.
17738         * gengtype.c (set_gc_used_type): Handle 'maybe_null' option.
17739         (write_gc_structure_fields): Don't handle 'really' option.
17740         Handle 'maybe_null' option.
17741         (write_gc_types): Handle 'maybe_null' option.
17742         * function.h (struct function): Don't use "really".
17743         (mark_machine_status): Delete declaration.
17744         (mark_lang_status): Delete declaration.
17745         (gt_ggc_mr_machine_function): Delete prototype.
17746         (gt_ggc_mr_language_function): Delete prototype.
17747         * function.c (mark_machine_status): Delete.
17748         (mark_lang_status): Delete.
17749         (gt_ggc_mr_machine_function): Delete.
17750         (gt_ggc_mr_language_function): Delete.
17751         * c-tree.h (mark_c_function_context): Delete prototype.
17752         * c-objc-common.c (c_objc_common_init): Don't set mark_lang_status.
17753         * c-decl.c (struct language_function): Rename from struct
17754         c_language_function.  Update uses.  Use gengtype to mark.
17755         (mark_c_function_context): Delete.
17756         * c-common.h (struct c_language_function): Rename from struct
17757         language_function.
17758         (mark_stmt_tree): Delete prototype.
17759         (c_mark_lang_decl): Delete prototype.
17760         (mark_c_language_function): Delete prototype.
17761         * c-common.c (mark_stmt_tree): Delete.
17762         (c_mark_lang_decl): Delete.
17763         (mark_c_language_function): Delete.
17765         * gengtype.h (enum typekind): Add TYPE_LANG_STRUCT.
17766         (lang_bitmap): New typedef.  Use where appropriate.
17767         (struct type): Add gc_used field, lang_struct field.
17768         (UNION_P): New macro.
17769         (new_structure): New prototype.
17770         (find_structure): Remove 'pos' parameter.  Change all callers.
17771         * gengtype-lex.l: Update for changes to find_structure.
17772         * gengtype-yacc.y (typedef_struct): Use new_structure.
17773         (yacc_ids): Suppress warning.
17774         (type): Use new_structure.
17775         * gengtype.c (string_type): Update for changes to struct type.
17776         (find_structure): Just find a structure, don't worry about
17777         creating one.
17778         (new_structure): New.
17779         (note_yacc_type): Use new_structure.
17780         (set_gc_used_type): New.
17781         (set_gc_used): New.
17782         (write_gc_structure_fields): Allow for pointers to TYPE_LANG_STRUCT.
17783         (write_gc_types): Handle TYPE_LANG_STRUCT.
17784         (write_gc_marker_routine_for_structure): New.
17785         (main): Call set_gc_used.  Add some calls to set_gc_used_type
17786         for places where GCC doesn't use gengtype properly yet.
17787         * ggc.h (gt_ggc_m_rtx_def): Don't prototype.
17788         (gt_ggc_m_tree_node): Likewise.
17790         * varasm.c (copy_constant): Call expand_constant if we hit
17791         something we can't recognize.
17793         * ggc-common.c (ggc_mark_rtvec_children): Delete.
17794         (ggc_mark_rtx_children): Use generic name for ggc_mark_rtvec.
17795         (lang_mark_false_label_stack): Delete.
17796         * rtl.h (struct rtvec_def): Use gengtype to mark.
17797         * ggc.h (ggc_mark_rtvec): Delete.
17798         (gt_ggc_m_rtvec_def): Delete.
17799         (ggc_mark_nonnull_tree): Delete.
17800         (ggc_mark_rtvec_children): Delete prototype.
17801         (lang_mark_false_label_stack): Delete declaration.
17803         * gengtype.h (note_yacc_type): Add prototype.
17804         * gengtype.c (note_yacc_type): New function.
17805         * gengtype-lex.l: Add lexer support for yacc files.
17806         * gengtype-yacc.y (start): Extract union from yacc files.
17807         (yacc_union): New rule.
17808         (yacc_typematch): New rule.
17809         (yacc_ids): New rule.
17810         (enum_items): Tweak for efficiency.
17811         (optionseq): Likewise.
17813         * c-common.h (struct language_function): Use gengtype.
17814         (struct c_lang_decl): Likewise.
17815         * c-tree.h (struct lang_decl): Likewise.
17816         (struct lang_type): Likewise.
17817         * c-decl.c (lang_mark_tree): Use generated marker routines to mark
17818         tree language substructures.
17820         * stringpool.c (mark_ident): Replace ggc_mark_nonnull_tree with
17821         ggc_mark_tree.
17822         * dwarf2asm.c (mark_indirect_pool_entry): Likewise.
17824         * varasm.c (struct rtx_const): Remove 'skip' tags for scalar arrays.
17826         * stmt.c (struct nesting): Add discriminator.  Use gengtype to
17827         mark. Remove 'data.block.cleanup_ptr' field.
17828         (struct stmt_status): Use usual technique to mark struct nesting.
17829         (gt_ggc_mr_nesting_cond): Delete.
17830         (gt_ggc_mr_nesting_loop): Delete.
17831         (gt_ggc_mr_nesting_block): Delete.
17832         (gt_ggc_mr_nesting_case_stmt): Delete.
17833         (expand_start_cond): Set discriminator.
17834         (expand_start_loop): Likewise.
17835         (expand_start_null_loop): Likewise.
17836         (expand_start_bindings_and_block): Set discriminator.  Don't set
17837         deleted fields.
17838         (expand_decl_cleanup): Replace 'cleanup_ptr' with
17839         &thisblock->data.block.cleanups.
17840         (expand_start_case): Set discriminator.
17841         (expand_start_case_dummy): Set discriminator.
17843         * ggc-callbacks.c: Remove.
17845         * gengtype.h (struct type): Add 'u.s.bitmap' field.
17846         (find_structure): Add 'pos' parameter.
17847         * gengtype-lex.l: Update callers to find_structure.
17848         * gengtype-yacc.y: Likewise.
17849         * gengtype.c (find_structure): Allow for structures to be defined
17850         in multiple language backends.
17851         (get_output_file_with_visibility): Include debug.h in gtype-desc.c.
17852         (counter): Rename to gc_counter.
17853         (write_gc_structure_fields): Fail when writing out fields for
17854         an incomplete structure.  Ignore arrays of scalars.  Handle
17855         'tree_vec' special.
17856         (write_gc_types): Reset counter for each procedure written.
17858         * stmt.c (add_case_node): Use GGC to allocate struct case_node.
17859         (free_case_nodes): Delete.
17860         (expand_end_case_type): Delete call to free_case_nodes.
17862         * Makefile.in (cselib.o): Include gt-<filename>.h.
17863         (gcse.o): Likewise.
17864         (profile.o): Likewise.
17865         (alias.o): Likewise.
17866         (GTFILES): Add alias.c, cselib.c, gcse.c, profile.c, and
17867         alphabetize backend files.
17868         (gt-alias.h, gt-cselib.h, gt-gcse.h, gt-profile.h): New rules.
17869         * alias.c: Use gengtype for roots.
17870         * c-common.h (struct stmt_tree_s): Use gengtype.
17871         * c-decl.c: Use gengtype for roots.
17872         * cselib.c: Use gengtype for roots.
17873         * expr.c: Use gengtype for roots.
17874         * fold-const.c: Use gengtype for roots.
17875         * gcse.c: Use gengtype for roots.
17876         * gengtype-lex.l: Handle typedefs of function types.
17877         Allow for empty array bounds.
17878         Allow processing to stop on initializers.
17879         * gengtype-yacc.y (externstatic): Stop processing on initializers.
17880         (semiequal): New rule.
17881         * gengtype.c (create_file): Tidy output files.
17882         (get_output_file_with_visibility): Fix paren warning.  Fix bug
17883         involving multiple input files mapping to one output file.
17884         (write_gc_structure_fields): Skip arrays of scalars.
17885         (write_gc_types): Tidy output files.
17886         (write_gc_root): New function.
17887         (write_gc_roots): Fix bugs, add support for roots that are
17888         structures.
17889         * ggc-common.c (ggc_mark_rtx_ptr): Delete.
17890         (ggc_mark_tree_ptr): Delete.
17891         (ggc_add_rtx_root): Delete.
17892         (ggc_add_tree_root): Delete.
17893         (ggc_del_root): Delete.
17894         * integrate.c (get_func_hard_reg_initial_val): Use ggc_alloc to
17895         allocate struct initial_value_struct.
17896         * profile.c: Use gengtype for roots.
17897         * sdbout.c: Use gengtype for roots.
17898         * varasm.c (mark_weak_decls): Delete unused prototype.
17899         (mark_const_hash_entry): Delete unused function.
17900         * config/darwin-protos.h: Use gengtype for roots.
17901         (machopic_add_gc_roots): Delete.
17902         * config/arm/arm.c: Use gengtype for roots.
17903         * config/arm/arm.h: Use gengtype for roots.
17904         * config/c4x/c4x-protos.h: Use gengtype for roots.
17905         * config/c4x/c4x.c (c4x_add_gc_roots): Delete.
17906         * config/d30v/d30v-protos.h: Use gengtype for roots.
17907         * config/d30v/d30v.c (d30v_add_gc_roots): Delete.
17908         * config/dsp16xx/dsp16xx.c (override_options): Use gengtype for roots.
17909         * config/dsp16xx/dsp16xx.h: Use gengtype for roots.
17910         * config/ia64/ia64-protos.h: Use gengtype for roots.
17911         * config/ia64/ia64.c (ia64_add_gc_roots): Delete.
17912         * config/m68hc11/m68hc11-protos.h: Use gengtype for roots.
17913         * config/m68hc11/m68hc11.c (z_reg): Make global.
17914         (z_reg_qi): Make global.
17915         (m68hc11_add_gc_roots): Delete.
17916         * config/mcore/mcore-protos.h: Use gengtype for roots.
17917         * config/mcore/mcore.c (mcore_add_gc_roots): Delete.
17918         * config/mips/mips.c (mips_add_gc_roots): Delete.
17919         * config/mips/mips.h: Use gengtype for roots.
17920         * config/mmix/mmix.c (override_options): Use gengtype for roots.
17921         * config/mmix/mmix.h: Use gengtype for roots.
17922         * config/mn10200/mn10200.c (asm_file_start): Use gengtype for roots.
17923         * config/mn10200/mn10200.h: Use gengtype for roots.
17924         * config/pa/pa.c: Use gengtype for roots, marking.
17925         (struct deferred_plabel): Use GGC, gengtype.
17926         (pa_add_gc_roots): Delete.
17927         (mark_deferred_plabels): Delete.
17928         * config/pj/pj-protos.h: Use gengtype for roots.
17929         * config/pj/pj.h (OVERRIDE_OPTIONS): Don't define.
17930         * config/rs6000/rs6000.c: Use gengtype for roots.  Don't call
17931         machopic_add_gc_roots.
17932         * config/rs6000/rs6000.h: Use gengtype for roots.
17933         * config/rs6000/t-darwin (darwin.o): Add dependency on gt-darwin.h.
17934         (gt-darwin.h): Add rule.
17935         * config/sh/sh.c: Use gengtype for roots.
17936         * config/sh/t-sh ($(out_object_file)): Add dependency on gt-sh.h.
17937         (gt-sh.h): Add rule.
17938         * config/sparc/sparc.c: Use gengtype for roots.
17939         (sparc_add_gc_roots): Delete.
17940         (struct ultrasparc_pipeline_state): Use GGC, gengtype.
17941         (mark_ultrasparc_pipeline_state): Delete.
17942         * config/sparc/sparc.h: Use gengtype for roots.
17944         * Makefile.in (c-parse.o): Update dependencies.
17945         (c-common.o): Likewise.
17946         (GTFILES): Add c-common.h, c-tree.h, c-common.c, c-parse.in.
17947         Add dependencies for the files they generate.
17948         * c-common.c: Replace ggc_add_* uses with GTY annotations.
17949         * c-common.h: Likewise.
17950         * c-decl.c: Likewise.
17951         (gt_ggc_mp_binding_level): Delete.
17952         * c-lang.c: Include gtype-c.h.
17953         * c-parse.in: Replace ggc_add_* uses with GTY annotations.  Include
17954         gt-c-parse.h.
17955         * c-pragma.h: Replace ggc_add_* uses with GTY annotations.
17956         (gt_ggc_mp_align_stack): Delete.
17957         * c-tree.h: Replace ggc_add_* uses with GTY annotations.
17958         * function.c: Replace ggc_add_* uses with GTY annotations.
17959         (gt_ggc_mp_function): Delete.
17960         * function.h: Replace ggc_add_* uses with GTY annotations.
17961         * gengtype.c (lang_names): New.
17962         (NUM_BASE_FILES): New.
17963         (open_base_files): Create language base files.
17964         (startswith): New.
17965         (get_file_basename): New.
17966         (get_base_file_bitmap): New.
17967         (get_output_file_with_visibility): Rename from get_output_file.
17968         Add more mappings for various C/Objc filenames.
17969         (finish_root_table): New.
17970         (write_gc_roots): Handle dependencies and scoping properly.
17971         * gengtype.h: Add prototypes for new functions.
17972         * ggc-common.c (struct deletable_root): Delete.
17973         (deletables): Delete.
17974         (ggc_add_deletable_root): Delete.
17975         (ggc_mark_roots): No need to deal with deleted functionality.
17976         * ggc.h (ggc_add_deletable_root): Delete prototype.
17977         * objc/Make-lang.in (objc-act.o): Add gtype-objc.h dependency.
17978         (gtype-objc.h): Add rule to create.
17979         * objc/config-lang.in (gtfiles): New.
17980         * objc/objc-act.c: Allocate imp_list using GGC.  Replace uses of
17981         ggc_add_* with GTY markers.  Include gtype-objc.h.
17982         (ggc_mark_imp_list): Delete.
17983         * objc/objc-act.h: Replace uses of ggc_add_* with GTY markers.
17984         * objc/objc-lang.c: Random Whitespace Change.
17986         * except.h (exception_handler_labels): Delete.
17987         (get_exception_handler_labels): New.
17988         * except.c (exception_handler_labels): Delete.
17989         (struct eh_status): Add exception_handler_labels field.
17990         (doing_eh): Don't add exception_handler_labels as root.
17991         (free_eh_status): Don't need to free exception_handler_labels.
17992         (get_exception_handler_labels): New.
17993         (find_exception_handler_labels): Update for move of
17994         exception_handler_labels.
17995         (remove_exception_handler_label): Likewise.
17996         * cfgrtl.c (can_delete_label_p): Use get_exception_handler_labels.
17997         * jump.c (rebuild_jump_labels): Likewise.
17998         * loop.c (find_and_verify_loops): Likewise.
17999         * sched-rgn.c (is_cfg_nonregular): Likewise.
18001         * gengtype.c (write_gc_structure_fields): Handle variable-length
18002         TYPE_ARRAYs.
18004         * varasm.c (struct weak_syms): Use GGC, gengtype.
18005         (mark_weak_decls): Delete.
18006         (weak_decls): Likewise.
18007         (add_weak): Likewise.
18008         (remove_from_pending_weak_list): Likewise.
18009         (init_varasm_once): Likewise.
18011         * Makefile.in (gtype-desc.o): Add libfuncs.h dependency.
18012         (GTFILES): Add tree.h, libfuncs.h, emit-rtl.c, explow.c,
18013         stor-layout.c, regclass.c, and lists.c.
18014         Add dependencies of gt-emit-rtl.h gt-explow.h gt-stor-layout.h
18015         gt-regclass.h and gt-lists.h on s-gtype.
18016         * emit-rtl.c: Use gengtype for roots.  Include gt-emit-rtl.h.
18017         * except.c: Use gengtype for roots.
18018         * explow.c: Use gengtype for roots.  Include gt-explow.h.
18019         * expr.h (init_stor_layout_once): Delete prototype.
18020         * function.c: Use gengtype for roots.
18021         * gengtype-lex.l: Add ENT_EXTERNSTATIC lexing.
18022         * gengtype-yacc.y (start): Can also be an externstatic.
18023         (externstatic): New production.
18024         (struct_fields): Correct array bounds inversion for 2-d arrays.
18025         * gengtype.c (variables): New variable.
18026         (note_variable): New function.
18027         (get_output_file): Include libfuncs.h into gtype-desc.c.
18028         (get_output_file_name): New function.
18029         (write_gc_structure_fields): Suppress warnings.
18030         (write_gc_types): Make static.
18031         (put_mangled_filename): New function.
18032         (write_gc_roots): New function.
18033         (main): Call write_gc_roots.
18034         * gengtype.h (note_variable): Prototype.
18035         (get_output_file_name): Prototype.
18036         (write_gc_types): Delete prototype.
18037         * ggc.h: Clean up unnecessary structure predefinitions.
18038         (struct ggc_root_tab): Define.
18039         (gt_ggc_m_rtx_def): Make function, not macro.
18040         (gt_ggc_m_tree_node): Likewise.
18041         * libfuncs.h: Use gengtype for roots.
18042         * lists.c: Use gengtype for roots.  Include gt-lists.h.
18043         (init_EXPR_INSN_LIST_cache): Delete.
18044         * optabs.c: Use gengtype for roots.
18045         (gt_ggc_mp_optab): Delete.
18046         * optabs.h: Use gengtype for roots.
18047         * regclass.c: Use gengtype for roots.  Include gt-regclass.h.
18048         * rtl.h: Use gengtype for roots.
18049         (init_EXPR_INSN_LIST_cache): Delete prototype.
18050         * stor-layout.c: Use gengtype for roots.
18051         Include gt-stor-layout.h.
18052         (init_stor_layout_once): Delete.
18053         * toplev.c: Use gengtype for roots.  Delete calls to deleted
18054         routines.
18055         * tree.c: Use gengtype for roots.
18056         * tree.h: Use gengtype for roots.
18057         * varasm.c: Use gengtype for roots.
18059         * Makefile.in (GTFILES): Add @all_gtfiles@.
18060         * configure: Regenerate.
18061         * configure.in: Construct all_gtfiles from the gtfiles definitions
18062         in config-lang.in.
18063         * gengtype-yacc.y (type): Warn about duplicate structure names.
18064         * gengtype.c (get_output_file): Handle .c files in language
18065         subdirectories.
18067         * Makefile.in (GTFILES): Run gengtype on all the config files
18068         and on the target .c file.
18069         * except.c (mark_eh_region): Delete.
18070         (init_eh_for_function): Use GGC on struct eh_status.
18071         (mark_eh_status): Delete.
18072         (free_eh_status): Use GGC.
18073         (expand_eh_region_start): Use GGC to
18074         (collect_eh_region_array): Allocate last_region_number using GGC.
18075         (duplicate_eh_region_1): Use GGC to allocate struct eh_region.
18076         (remove_eh_handler): Let GGC free struct eh_region.
18077         (add_call_site): Use GGC to reallocate call_site_record array.
18078         * function.c (init_machine_status): Update calling sequence.
18079         (mark_machine_status): Likewise.
18080         (mark_lang_status): Likewise.
18081         (prepare_function_start): Update init_machine_status call.
18082         (mark_function_status): Delete.
18083         (maybe_mark_struct_function): Delete.
18084         (ggc_mark_struct_function): Delete.
18085         (gt_ggc_mp_function): New.
18086         (gt_ggc_mr_machine_function): New.
18087         (gt_ggc_mr_language_function): New.
18088         (init_function_once): Use canonical names.
18089         * function.h (struct function): Use gengtype.
18090         (init_machine_status): Return the structure.
18091         (mark_machine_status): Take a 'void *'.
18092         (mark_lang_status): Likewise.
18093         * ggc-common.c (ggc_mark_trees): Use canonical name for
18094         ggc_mark_struct_function.
18095         * tree.h (ggc_mark_struct_function): Delete prototype.
18096         * config/alpha/alpha.c (alpha_mark_machine_status): Delete.
18097         (alpha_init_machine_status): Likewise.
18098         (override_options): Use canonical name for alpha_mark_machine_status.
18099         * config/alpha/unicosmk.h (struct machine_function): Use gengtype.
18100         * config/arm/arm.h (struct machine_function): Use gengtype.
18101         * config/arm/arm.c (arm_mark_machine_status): Delete.
18102         (arm_init_machine_status): Update calling sequence.
18103         (arm_init_expanders): Use canonical name for arm_mark_machine_status.
18104         * config/cris/cris.c (cris_init_machine_status): Update
18105         calling sequence.
18106         * config/d30v/d30v.h (struct machine_function): Use gengtype.
18107         * config/d30v/d30v.c (d30v_init_machine_status): Update
18108         calling sequence.
18109         (d30v_mark_machine_status): Delete.
18110         * config/i386/i386.c: Include gt-i386.h.
18111         (struct machine_function): Use gengtype.
18112         (ix86_init_machine_status): Update calling sequence.
18113         (ix86_mark_machine_status): Delete.
18114         (override_options): Use canonical namke for ix86_mark_machine_status.
18115         * config/ia64/ia64.h (struct machine_function): Use gengtype.
18116         * config/ia64/ia64.c (ia64_init_machine_status): Update calling
18117         sequence.
18118         (ia64_mark_machine_status): Delete.
18119         (ia64_override_options): Use canonical name for
18120         ia64_mark_machine_status.
18121         * config/mmix/mmix.c (mmix_init_machine_status): Update calling
18122         sequence.
18123         * config/rs6000/rs6000.c (rs6000_init_machine_status): Likewise.
18124         * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
18125         * gengtype.c (get_output_file): Fix warning.
18126         (main): Add prototype to suppress warning.
18127         * tree.c: Remove tree_hash_mark prototype.
18129         * tree.h (init_stmt): Delete prototype.
18130         * toplev.c (lang_independent_init): Don't call init_stmt.
18131         * stmt.c (ALLOC_NESTING): Use GGC for 'struct nesting'.
18132         (stmt_obstack): Delete.
18133         (POPSTACK): No need to free 'struct nesting'.
18134         (gt_ggc_mr_nesting_cond): Use canonical names.
18135         (gt_ggc_mr_nesting_loop): Use canonical names.
18136         (gt_ggc_mr_nesting_block): Use canonical names.
18137         (gt_ggc_mr_nesting_case_stmt): Use canonical names.
18138         (mark_stmt_status): Delete.
18139         (init_stmt): Delete.
18140         (clear_last_expr): Clear both last_expr_type and last_expr_value.
18141         Use it everywhere that last_expr_type was cleared.
18142         * lists.c (init_EXPR_INSN_LIST_cache): Use ggc_add_deletable_root.
18143         (zap_lists): Delete.
18144         * ggc.h (ggc_add_deletable_root): Prototype.
18145         (mark_stmt_status): Remove prototype.
18146         * ggc-common.c (ggc_add_deletable_root): New.
18147         (ggc_mark_roots): Handle deletable roots.
18148         * function.c (ggc_mark_struct_function): Use canonical name
18149         for mark_stmt_status.
18150         * emit-rtl.c (free_sequence_stack): New.
18151         (start_sequence): Use a freelist for sequences.
18152         (end_sequence): Likewise.
18153         (init_emit_once): Add free_sequence_stack as a deleteable root.
18154         * c-pragma.c Include gt-c-pragma.h.
18155         (struct align_stack): Use gengtype.
18156         (push_alignment): Use GGC for struct align_stack.
18157         (mark_align_stack): Delete.
18158         (gt_ggc_mp_align_stack): New.
18159         (init_pragma): Use canonical name for mark_align_stack.
18160         * c-decl.c: Include gt-c-decl.h.
18161         (struct binding_level): Use gengtype.
18162         (make_binding_level): Use GGC; handle the freelist here.
18163         (pop_binding_level): New.
18164         (pushlevel): Move code into make_binding_level.
18165         (push_label_level): Likewise.
18166         (poplevel): Move code into pop_binding_level.
18167         (pop_label_level): Likewise.
18168         (mark_binding_level): Delete.
18169         (gt_ggc_mp_binding_level): New.
18170         (c_init_decl_processing): Use canonical name for mark_binding_level.
18171         Add free_binding_level as deletable root.
18172         (mark_c_function_context): Use canonical name for mark_binding_level.
18173         * Makefile.in (c-decl.o): Add gt-c-decl.h.
18174         (c-pragma.o): Add gt-c-pragma.h.
18175         (GTFILES): Add c-decl.c and c-pragma.c.
18176         (gt-c-decl.h, gt-c-pragma.h): Create using gengtype.
18178         * tree.c (struct type_hash): Use gengtype.
18179         (init_obstacks): Use canonical name for type_hash_mark.
18180         (type_hash_mark): Delete.
18181         Include gt-tree.h.
18182         * rtl.h (struct mem_attrs): Use gengtype.
18183         * optabs.h (struct optab): Use gengtype.
18184         * optabs.c (expand_binop): Squish signed/unsigned warning.
18185         (mark_optab): Make local, use canonical name, use autogenerated
18186         marker procedure.
18187         (init_optabs): Use canonical name for mark_optab.
18188         (new_optab): Use GGC to allocate optabs.
18189         * ggc.h: Delete mark_optab prototype.
18190         * ggc-common.c (ggc_mark_rtx_children): Use canonical name for
18191         mem_attrs marker procedure.
18192         * gengtype.c (get_output_file): Include headers in gtype-desc.c
18193         explicitly rather than deducing them from file names.
18194         (write_gc_structure_fields): Handle arrays of structures.
18195         (main): Return nonzero exit code if errors occur during output.
18196         * emit-rtl.c (mem_attrs_mark): Delete.
18197         (init_emit_once): Use canonical name for mem_attrs marker procedure.
18198         * Makefile.in (gtype-desc.o): Explicitly name dependencies.
18199         (tree.o): Depend on gt-tree.h.
18200         (GTFILES): Add rtl.h, optabs.h, tree.c.
18201         (gt-tree.h): Add it to s-gtype rule.
18203         * .cvsignore: Ignore gengtype flex/bison generated files.
18204         * Makefile.in (GGC_H): Add gtype-desc.h.
18205         (OBJS): Add gtype-desc.o.
18206         (GEN): Add gengtype.
18207         (STAGESTUFF): Add gengtype.
18208         (varasm.o): Add gt-varasm.h.
18209         (stmt.o): Add gt-stmt.h.
18210         (except.o): Add gt-except.h.
18211         (integrate.o): Add gt-integrate.h.
18212         (GTFILES): New.
18213         Add new rules for new files.
18214         * configure: Regenerate.
18215         * configure.in: Correct defaults.h paths.
18216         * emit-rtl.c (mark_sequence_stack): Delete.
18217         (mark_emit_status): Delete.
18218         (start_sequence): Allocate sequence structures using GGC.
18219         (end_sequence): Allocate sequence structures using GGC.
18220         * except.c: Use gengtype for various structures.  Include
18221         gt-except.h.
18222         * expr.c (mark_expr_status): Delete.
18223         * function.c: Use gengtype for various structures.  Include
18224         gt-function.h.
18225         (mark_function_status): Use standard gt_ggc names for marker functions.
18226         (ggc_mark_struct_function): Likewise.
18227         * function.h: Use gengtype for various structures.
18228         * gengtype-lex.l: New file.
18229         * gengtype-yacc.y: New file.
18230         * gengtype.c: New file.
18231         * gengtype.h: New file.
18232         * ggc.h: Include gtype-desc.h.  Alias some marker procedures to
18233         the standard names.  Remove some now-unnecessary prototypes.
18234         * integrate.c: Use gengtype for various structures.  Include
18235         gt-integrate.h.
18236         (mark_hard_reg_initial_vals): Delete.
18237         * integrate.h (mark_hard_reg_initial_vals): Delete.
18238         * stmt.c: Use gengtype for various structures.  Include
18239         gt-stmt.h.
18240         (mark_case_node): Delete.
18241         (mark_goto_fixup): Delete.
18242         (mark_stmt_status): Use standard gt_ggc names for marker functions.
18243         * system.h: Define GTY to empty.   In flex/bison files,
18244         don't poison malloc or realloc, instead just define them to
18245         xmalloc and xrealloc.
18246         * varasm.c: Use gengtype for various structures.  Include
18247         gt-varasm.h.  Use standard gt_ggc names for marker functions.
18248         (mark_pool_constant): Delete.
18249         (mark_varasm_status): Delete.
18250         (decode_rtx_const): #if 0 out non-typesafe hack.
18252         * function.h (free_lang_status): Mark as obsolete.
18253         * function.c (free_lang_status): Mark as obsolete.
18254         * c-decl.c (push_c_function_context): Use GC to allocate and free
18255         struct language_function.
18256         (pop_c_function_context): Likewise.
18257         * c-common.c (mark_c_language_function): Mark struct
18258         language_function.
18260         * doc/tm.texi (Per-Function Data): Don't document free_machine_status.
18261         Document that the machine_function structures must be allocated
18262         using GC.  Update mark_machine_status documentation.
18263         * function.h: Don't declare free_machine_status.
18264         * function.c (free_machine_status): Don't define.
18265         (free_after_compilation): Don't call free_machine_status.
18266         (ggc_mark_struct_function): Mark f->machine.  Call
18267         mark_machine_status only on non-NULL pointers.
18268         * system.h: Poison free_machine_status.
18269         * config/xtensa/xtensa.c (xtensa_init_machine_status): Use GC on
18270         struct machine_function.
18271         (xtensa_free_machine_status): Delete.
18272         (override_options): Don't set free_machine_status.
18273         * config/rs6000/rs6000.c (rs6000_override_options): Don't set
18274         free_machine_status.
18275         (rs6000_init_machine_status): Use GC on struct machine_function.
18276         (rs6000_free_machine_status): Delete.
18277         * config/ia64/ia64.c (ia64_init_machine_status): Use GC on struct
18278         machine_function.
18279         (ia64_mark_machine_status): Likewise.
18280         (ia64_free_machine_status): Delete.
18281         (ia64_override_options): Don't set free_machine_status.
18282         * config/i386/i386.c (override_options): Don't set
18283         free_machine_status.
18284         (ix86_init_machine_status): Use GC on struct machine_function.
18285         (ix86_mark_machine_status): Likewise.
18286         (ix86_free_machine_status): Delete.
18287         * config/d30v/d30v.c: (d30v_init_machine_status): Use GC on struct
18288         machine_function.
18289         (d30v_mark_machine_status): Likewise.
18290         (d30v_free_machine_status): Delete.
18291         (d30v_init_expanders): Don't set free_machine_status.
18292         * config/arm/arm.c (arm_mark_machine_status): Use GC on struct
18293         machine_function.
18294         (arm_init_machine_status): Likewise.
18295         (arm_free_machine_status): Delete.
18296         (arm_init_expanders): Don't set free_machine_status.
18297         * config/alpha/alpha.c (override_options): Don't set
18298         free_machine_status.
18299         (alpha_init_machine_status): Use GC on struct machine_function.
18300         (alpha_mark_machine_status): Likewise.
18301         (alpha_free_machine_status): Delete.
18303         * varasm.c (compare_constant): Fix typo.
18305         * varasm.c: Don't include obstack.h.
18306         (struct varasm_status): x_const_rtx_hash_table is a hash of rtxes.
18307         (struct rtx_const): Give substructures names, improve formatting.
18308         (struct constant_descriptor): Delete.
18309         (struct constant_descriptor_tree): New, based on constant_descriptor.
18310         (const_hash_table): Is a hash table of trees.
18311         (mark_const_hash_entry): Is used for hashes of trees.  Mark
18312         constant_descriptor_tree structure.
18313         (mark_const_str_htab_1): Mark deferred_string structure.
18314         (compare_constant): Rewrite to compare trees.
18315         (compare_constant_1): Delete.
18316         (record_constant): Delete.
18317         (record_constant_1): Delete.
18318         (output_constant_def): Use struct constant_descriptor_tree.
18319         Don't duplicate trees twice.
18320         (struct constant_descriptor_rtx): New.
18321         (struct pool_constant): Used for rtx constants.
18322         (init_varasm_status): Update for change to struct varasm_status.
18323         (mark_varasm_status): Likewise.
18324         (free_varasm_status): Delete.
18325         (compare_constant_rtx): Rewrite to handle constant_descriptor_rtx.
18326         (record_constant_rtx): Likewise.
18327         (mem_for_const_double): Update to use struct constant_descriptor_rtx.
18328         (force_const_mem): Likewise.
18329         * Makefile.in (varasm.o): Doesn't depend on obstack.h.
18330         * function.c (free_after_compilation): Don't use free_varasm_status.
18331         * function.h: Don't prototype free_varasm_status.
18333         * ggc-common.c (ggc_realloc): Handle X being NULL.
18335         * ggc-common.c (ggc_realloc): New function.
18336         * ggc.h: Prototype it.
18337         * emit-rtl.c (free_emit_status): Delete.
18338         (init_emit): Allocate emit subarrays using GC.
18339         (gen_reg_rtx): Reallocate subarrays using GC.
18340         (init_emit): Use GC to allocate 'struct emit_status' and its
18341         subarrays.
18342         (mark_emit_status): Mark structure and its subarrays.
18343         * stmt.c (free_stmt_status): Delete.
18344         * expr.c (free_expr_status): Delete.
18345         * function.h: Remove prototypes for deleted functions.
18346         * function.c (free_after_compilation): Don't use deleted functions.
18347         Don't call free() on x_parm_reg_stack_loc.
18348         (free_after_parsing): Don't use free_stmt_status.
18349         (assign_parms): Use GC to allocate and resize x_parm_reg_stack_loc.
18350         (mark_function_status): Mark x_parm_reg_stack_loc.
18352         * varasm.c (init_varasm_status): Use GC to allocate
18353         'struct varasm_status' and its fields x_const_rtx_hash_table
18354         and x_const_rtx_sym_hash_table.
18355         (mark_varasm_status): Mark them.
18356         (free_varasm_status): Use GC to free them.
18357         * expr.c (init_expr): Use GC to allocate 'struct expr_status'.
18358         (mark_expr_status): Mark the structure itself.
18359         (free_expr_status): Use GC to free the structure.
18360         * stmt.c (free_stmt_status): Use GC to free 'struct stmt_status'.
18361         (mark_stmt_status): Mark the 'struct stmt_status' itself.
18362         (init_stmt_for_function): Allocate the structure for GC.
18364         * dwarf2out.c (lookup_type_die): Use TYPE_SYMTAB_DIE.
18365         (equate_type_number_to_die): Likewise.
18366         * tree.h (TYPE_SYMTAB_DIE): New macro.
18367         (struct die_struct): Predeclare.
18368         (struct tree_type): Add field symtab.die.   Add a tag
18369         to the union type of field symtab.
18371         * varray.h (VARRAY_RTVEC_INIT): A varray of rtvec contains
18372         'struct rtvec_def *', not 'struct rtvec_def'.
18374         * function.h (original_arg_vector): Make a real rtvec.
18375         * function.c (ggc_mark_struct_function): Adjust.
18376         * integrate.c (expand_inline_function): Adjust.
18378 2002-06-04  Jason Thorpe  <thorpej@wasabisystems.com>
18380         * config.gcc (sh5-*-netbsd*, sh5l*-*-netbsd*)
18381         (sh64-*-netbsd*, sh64l*-*-netbsd*): New targets.
18382         * config/sh/netbsd-elf.h (TARGET_VERSION_ENDIAN)
18383         (TARGET_VERSION_CPU): Define according to the
18384         default target.
18385         (TARGET_VERSION): Use TARGET_VERSION_ENDIAN and
18386         TARGET_VERSION_CPU.
18387         (TARGET_OS_CPP_BUILTINS): Use NETBSD_OS_CPP_BUILTINS_LP64
18388         if TARGET_SHMEDIA64.
18389         (LINK_DEFAULT_CPU_EMUL): Define according to the
18390         default target.
18391         (SUBTARGET_LINK_EMUL_SUFFIX): Define.
18392         (SUBTARGET_LINK_SPEC): Define.
18393         (LINK_SPEC): Use SH_LINK_SPEC.
18394         (ASM_SPEC): Remove.
18395         (TARGET_DEFAULT): Use TARGET_CPU_DEFAULT.
18396         (FUNCTION_PROFILER): Add cases for TARGET_SHMEDIA32
18397         and TARGET_SHMEDIA64 which abort, for now.
18398         * config/sh/t-netbsd-sh5: New file.
18399         * config/sh/t-netbsd-sh5-32: New file.
18400         * config/sh/t-netbsd-sh5-64: New file.
18402 2002-06-03  Falk Hueffner  <falk.hueffner@student.uni-tuebingen.de>
18403             Richard Henderson  <rth@redhat.com>
18405         * config/alpha/alpha.c (reg_or_const_int_operand): New.
18406         (some_operand, input_operand): Accept CONST_VECTOR.
18407         (alpha_extra_constraint): Add 'W'.
18408         (alpha_expand_zap_mask): New.
18409         (alpha_expand_builtin_vector_binop): New.
18410         (enum alpha_builtin): New.
18411         (zero_arg_builtins, one_arg_builtins, two_arg_builtins): New.
18412         (alpha_init_builtins, alpha_expand_builtin): New.
18413         (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): New.
18414         * config/alpha/alpha.h (VECTOR_MODE_SUPPORTED_P): New.
18415         (PREDICATE_CODES): Update.
18416         * config/alpha/alpha-protos.h: Update.
18417         * config/alpha/alpha.md (UNSPEC_CMPBGE, UNSPEC_ZAP,
18418         UNSPEC_AMASK, UNSPEC_IMPLVER, UNSPEC_PERR, UNSPECV_RPCC): New.
18419         (movv8qi, movv8qi_fix, movv8qi_nofix): New.
18420         (movv4hi, movv4hi_fix, movv4hi_nofix): New.
18421         (movv2si, movv2si_fix, movv2si_nofix): New.
18422         (uminv8qi3, sminv8qi3, uminv4hi3, sminv4hi3): New.
18423         (umaxv8qi3, smaxv8qi3, umaxv4hi3, smaxv4hi3): New.
18424         (builtin_cmpbge, builtin_extql, builtin_extqh, builtin_zap,
18425         builtin_zap_1, builtin_zapnot, builtin_zapnot_1, builtin_amask,
18426         builtin_implver, builtin_rpcc, builtin_minub8, builtin_minsb8,
18427         builtin_minuw4, builtin_minsw4, builtin_maxub8, builtin_maxsb8,
18428         builtin_maxuw4, builtin_maxsw4, builtin_perr, builtin_pklb,
18429         pklb, builtin_pkwb, pkwb, builtin_unpkbl, unpkbl,
18430         builtin_unpkbw, unpkbw): New.
18431         * doc/extend.texi (Alpha Built-in Functions): New.
18433 2002-06-03  Richard Henderson  <rth@redhat.com>
18435         * crtstuff.c (__EH_FRAME_BEGIN__): Conditionalize on
18436         USE_EH_FRAME_REGISTRY, not EH_FRAME_SECTION_NAME.
18438 2002-06-03  Richard Henderson  <rth@redhat.com>
18440         * config/alpha/alpha-protos.h: Eliminate unneeded ifdefs.
18442         * config/alpha/alpha.c (reg_or_0_operand): Use CONST0_RTX.
18443         (const0_operand): New.
18444         (reg_or_fp0_operand, fp0_operand): Remove.
18445         * config/alpha/alpha.h (PREDICATE_CODES): Update.
18446         * config/alpha/alpha-protos.h: Update.
18447         * config/alpha/alpha.md: Replace all uses of reg_or_fp0_operand
18448         and fp0_operand with reg_or_0_operand and const0_operand.
18450 2002-06-03  Dan Nicolaescu  <dann@godzilla.ics.uci.edu>
18452         * alias.c (nonoverlapping_memrefs_p): Fix off by one error.
18454 2002-06-03  Roger Sayle  <roger@eyesopen.com>
18456         * gcse.c (cprop_jump): Use single_set to get the pattern
18457         from the setcc argument.
18459 2002-06-03  Gabriel Dos Reis  <gdr@codesourcery.com>
18461         * diagnostic.h (diagnostic_count): Move from output_buffer to
18462         diagnostic_context.
18463         (diagnostic_kind_count): Adjust definition.
18465 Mon Jun  3 19:11:53 CEST 2002  Jan Hubicka  <jh@suse.cz>
18467         * except.c (except.c): Do not rebuild CFG.
18468         * toplev.c (rest_of_compilation): Recompute CFG after sibcall
18469         optimization.
18471 Mon Jun  3 11:53:01 CEST 2002  Jan Hubicka  <jh@suse.cz>
18473         * integrate.c (copy_insn_list): Properly pace the INSN_SCOPE copies.
18474         * toplev.c: Include cfglahout.h
18475         * Makefile.in (toplev.c): Add dependnecy.
18477 2002-06-03  Neil Booth  <neil@daikokuya.demon.co.uk>
18479         * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): New.
18480         (CPP_CPU32_SPEC, CPP_CPU64_SPEC): Kill.
18481         (CPP_CPUCOMMON_SPEC): Rename CPP_CPU_SPEC.
18483 2002-06-03  Jason Thorpe  <thorpej@wasabisystems.com>
18485         * config/ns32k/netbsd.h: Update copyright years.
18486         (TARGET_OS_CPP_BUILTINS): Define.
18487         (CPP_PREDEFINES): Remove.
18488         * config/ns32k/ns32k.h (CPP_PREDEFINES): Remove.
18489         (TARGET_CPU_CPP_BUILTINS): Define.
18491 2002-06-02  Kazu Hirata  <kazu@cs.umass.edu>
18493         * emit-rtl.c: Fix formatting.
18494         * errors.h: Likewise.
18495         * except.c: Likewise.
18496         * explow.c: Likewise.
18497         * expmed.c: Likewise.
18498         * expr.c: Likewise.
18499         * expr.h: Likewise.
18501 2002-06-02  Kazu Hirata  <kazu@cs.umass.edu>
18503         * config/h8300/elf.h: Fix formatting.
18504         * config/h8300/rtems.h: Likewise.
18506 2002-06-03  Jason Thorpe  <thorpej@wasabisystems.com>
18508         * config/rs6000/netbsd.h (DRAFT_V4_STRUCT_RET): Remove.
18510 2002-06-02  Tom Tromey  <tromey@redhat.com>
18512         * fixinc/fixincl.x: Rebuilt.
18513         * fixinc/inclhack.def (thread_keyword): Match `*__thread'.
18515 2002-06-02  Neil Booth  <neil@daikokuya.demon.co.uk>
18517 config/i370:
18518         * i370.h (TARGET_CPU_CPP_BUILTINS): Use.
18519         * linux.h: Use TARGET_OS_CPP_BUILTINS rather than CPP_PREDEFINES.
18520         * mvs.h: Similarly.
18521         * oe.h: Similarly.
18523 Mon Jun  3 00:18:20 CEST 2002  Jan Hubicka  <jh@suse.cz>
18525         * final.c (final):  Allow notes to not have computed addresses;
18526         kill no longer needed STACK_REGS ifdef.
18528 2002-06-02  Richard Henderson  <rth@redhat.com>
18530         * gcse.c (bypass_conditional_jumps): Fix typo last change.
18532 Sun Jun  2 23:02:11 CEST 2002  Jan Hubicka  <jh@suse.cz>
18534         * loop.c (emit_prefetch_instructions): Properly place the address
18535         computation.
18537 Sun Jun  2 22:56:48 CEST 2002  Jan Hubicka  <jh@suse.cz>
18539         * basic-block.h (basic_block_for_insn, BLOCK_FOR_INSN): Kill.
18540         (set_block_for_insn): Turn into macro.
18541         * cfgbuild.c (find_basic_block): Do not clear basic_block_for_insn.
18542         * cfglayout.c (insn_scopes): Kill.
18543         (scope_to_insns_initialize): Do not use insn_scopes.
18544         (scope_to_insns_finalize): Likewise.
18545         (duplicate_insn_chain): Likewise.
18546         (cfg_layout_initialize, cfg_layout_finalize): Do not turn scopes to notes.
18547         * cfgrtl.c (basic_block_for_insn): Kill.
18548         (delete_insn_and_edges, delete_insn_chain_and_edges): Simplify.
18549         (create_basic_block_structure): Use reorder_insns.
18550         (compute_bb_for_insn): Do not use basic_block_for_insn.
18551         (merge_blocks_nomove): Likewise.
18552         (update_bb_for_insn): Likewise.
18553         (verify_flow_info): Likewise.
18554         (set_block_for_insn): Kill.
18555         * combine.c (try_combine): Update gen_rtx_INSN call.
18556         * emit-rtl.c (gen_label_rtx): Update gen_rtx_CODE_LABEL call.
18557         (mark_insn_raw, make_jump_insn_raw, make_call_insn_raw): Clear
18558         scopes and BBs.
18559         (add_insn_after, add_insn_before, remove_insn, reorder_insns): Simplify.
18560         (emit_note_before, emit_note_after, emit_line_note_after, emit_note):
18561         Clear BB.
18562         (emit_insns_after): Simplify.
18563         (emit_copy_of_insn_after): Copy scope.
18564         * final.c (final_start_function): Lower scopes.
18565         * flow.c (check_function_return_warnings): Do not rely on deleted insn.
18566         * integrate.c (copy_insn_list): Cope scopes.
18567         * jump.c (duplicate_loop_exit_test): LIkewise; simplify.
18568         * loop.c (loop_optimize): Do not care block notes.
18569         * print-rtl.c (print_rtx): Print BB.
18570         * recog.c (apply_change_group): Simplify.
18571         * rtl.c (copy_rtx): Handle 'B'.
18572         * rtl.def (INSN, CALL_INSN, JUMP_INSN, NOTE): Add extra fields.
18573         * rtl.h (Field accessors): Update indexes.
18574         * sched-ebb.c (schedule_ebbs): Do not lower notes.
18575         * sched-rgn.c (schedule_insns): Likewise.
18576         * toplev.c (rest_of_compilation): Lower notes.
18577         * unroll.c (unroll_loop): Do not care scoping notes.
18578         (copy_loop_body): Copy scopes.
18580 2002-06-02  Neil Booth  <neil@daikokuya.demon.co.uk>
18582 config/h8300:
18583         * elf.h: Use TARGET_OS_CPP_BUILTINS rather than
18584         SUBTARGET_SPEC.
18585         * rtems.h: Similarly.
18586         * h8300.h (CPP_PREDEFINES, CPP_SPEC, SUBTARGET_CPP_SPEC,
18587         EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
18588         (TARGET_CPU_CPP_BUILTINS): Use.
18590 2002-06-02  Richard Henderson  <rth@redhat.com>
18592         * alias.c: Include target.h.
18593         (mark_constant_function): Use targetm.binds_local_p instead
18594         of checking TREE_PUBLIC ourselves.
18595         * Makefile.in (alias.o): Add TARGET_H.
18597 2002-06-02  Neil Booth  <neil@daikokuya.demon.co.uk>
18599         * c-lex.c: Update copyright and file description.
18601 2002-06-02  Neil Booth  <neil@daikokuya.demon.co.uk>
18603         * config/fr30/fr30.h: Update to new CPP macros.
18605 2002-06-02  Neil Booth  <neil@daikokuya.demon.co.uk>
18607         * config/dsp16xx/dsp16xx.h: Update to new CPP macros.
18609 2002-06-02  Neil Booth  <neil@daikokuya.demon.co.uk>
18610             Zack Weinberg <zack@codesourcery.com>
18612         * c-common.c (c_common_init): Override cpplib's default
18613         warn_long_long setting.
18614         * c-lex.c (lex_number): Replace with interpret_integer,
18615         interpret_float, narrowest_unsigned_type and
18616         narrowest_signed_type, taking advantage of the new
18617         cpplib functionality.
18618         * cpperror.c (_cpp_begin_message): If a warning is turned
18619         into an error, avoid printing "warning:".
18620         * cppexp.c (cpp_num_sign_extend): New.
18621         * cppinit.c: Update comment.
18622         * cpplib.h (cpp_num_sign_extend): New.
18623         * tree.h: Update comment.
18625 2002-06-02  Gabriel Dos Reis  <gdr@codesourcery.com>
18627         * diagnostic.h (struct diagnostic_context):  Add new member
18628         internal_error.
18629         (internal_error_function): Remove declaration.
18630         * diagnostic.c (internal_error_function): Remove definition..
18631         (internal_error): Adjust use.
18633 2002-06-02  Richard Henderson  <rth@redhat.com>
18635         * rtl.h (CC0_P): New.
18636         * gcse.c (cprop_jump): Use it with single_set.  Tweak dump text.
18637         (cprop_insn): Allow any mode register; use CC0_P.  CSE out single_set.
18638         (bypass_block): Save old dest block for dump text.
18639         (bypass_conditional_jumps): Allow any mode register; use CC0_P.
18640         Allow only true SET insns, not single_set.
18642 2002-06-02  Gabriel Dos Reis  <gdr@codesourcery.com>
18644         * diagnostic.c (diagnostic_finish): Rename to output_flush.
18645         (clear_disgnostic_info): Rename to output_clear_data.  Use false
18646         instead of 0 for boolean value.
18647         Adjust function call throughout.
18649 Sun Jun  2 19:15:27 CEST 2002  Jan Hubicka  <jh@suse.cz>
18651         * cfgrtl.c (commit_one_edge_insertion): Fix warning.
18652         * gcse.c (bypass_conditional_jumps): CSE out single_set call.
18654 2002-06-02  Neil Booth  <neil@daikokuya.demon.co.uk>
18656         * d30v.h (CPP_PREDEFINES): Replace with
18657         (TARGET_CPU_CPP_BUILTINS): New.
18659 2002-06-02  Roger Sayle  <roger@eyesopen.com>
18661         * config/alpha/alpha.h [ASM_OUTPUT_LABELREF]: Fix typo.
18663 Sun Jun  2 12:11:52 CEST 2002  Jan Hubicka  <jh@suse.cz>
18665         * gcse.c (bypass_conditional_jumps): Use single set to obtain set.
18667 2002-06-02  Richard Henderson  <rth@redhat.com>
18669         * rtlanal.c (volatile_refs_p): Not automatically true for CALL.
18671 2002-06-02  Marek Michalkiewicz  <marekm@amelek.gda.pl>
18673         Support for C++ constructors/destructors.
18674         * config/avr/avr.c (avr_output_function_epilogue): Jump to exit()
18675         instead of looping if main() returns.
18676         (asm_file_start): Output global symbols that cause .data and .bss
18677         initialization code to be linked in, unconditionally for now.
18678         (avr_asm_out_ctor, avr_asm_out_dtor): New functions.
18679         * config/avr/avr.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): New.
18680         (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
18681         (LIBSTDCXX): New.
18682         * config/avr/libgcc.S (_exit): Split in .fini9 and .fini0 sections.
18683         (__tablejump__): New.
18684         (__do_copy_data, __do_clear_bss): New.
18685         (__do_global_ctors, __do_global_dtors): New.
18686         * config/avr/t-avr (LIB1ASMFUNCS): Add _copy_data, _clear_bss,
18687         _ctors, _dtors.
18689 2002-06-02  Neil Booth  <neil@daikokuya.demon.co.uk>
18691         * c4x/c4x.h (TARGET_CPU_CPP_BUILTINS): New.
18692         (CPP_SPEC, CPP_PREDEFINES): Kill.
18693         * c4x/rtems.h (CPP_PREDEFINES): Kill.
18694         (TARGET_OS_CPP_BUILTINS): New.
18696 Sat Jun  1 23:29:51 CEST 2002  Jan Hubicka  <jh@suse.cz>
18698         * Makefile.in (tracer.o): New.
18699         * params.def (TRACER_*): New options.
18700         * rtl.h (tracer): Declare.
18701         * timevar.def (TV_TRACER): New.
18702         * toplev.c (dump_file_index): Add DFI_tracer.
18703         (dump_file_info): Add tracer.
18704         (flag_tracer): New.
18705         (lang_indepdenent_options): Add tracer.
18706         (rest_of_compilation): Call tracer.
18707         * tracer.c: New file.
18708         * invoke.texi (-ftracer): Document.
18709         (--param tracer-*): Document.
18711 2002-06-01  Daniel Berlin  <dberlin@dberlin.org>
18713         * tree-inline.c (expand_call_inline): Make the statement
18714         expression we generate have a COMPOUND_STMT.
18716 2002-06-01  Roger Sayle  <roger@eyesopen.com>
18718         * gcse.c (cprop_cc0_jump): Function deleted.
18719         (cprop_jump): Take an additional argument which is the possibly
18720         NULL cc setting insn immediately before the conditional jump.
18721         When a MODE_CC set is present, substitute it into the JUMP_INSN
18722         before attempting the constant propagation.
18723         (cprop_insn):  Recognize cc setters followed by conditional jumps
18724         as a special case.   Use cprop_jump instead of cprop_cc0_jump.
18725         (cprop_one_pass):  Call bypass_conditional_jumps if altering jumps.
18726         (find_bypass_set): New function based upon find_avail_set used by
18727         cprop, but finds constant expressions available at the end of
18728         basic blocks.
18729         (bypass_block): New function.  Given a basic block that begins
18730         with a conditional jump and multiple incoming edges, perform
18731         the jump bypass optimization.
18732         (bypass_conditional_jumps): New function.  Call bypass_block with
18733         each suitable basic block in the CFG using a simple single pass.
18735 2002-06-01  Roger Sayle  <roger@eyesopen.com>
18737         * tree.c (real_minus_onep): New function to test for -1.0.
18738         * fold-const.c (fold) [MULT_EXPR]:  Optimize -1.0*x into -x.
18740 2002-06-01  Roger Sayle  <roger@eyesopen.com>
18742         * fold-const.c (fold_truthop): Transform "a || b" into "(a|b) != 0"
18743         and "!p && !q" into "(p|q) == 0" under suitable conditions.
18745 2002-06-01  Andreas Jaeger  <aj@suse.de>
18747         * cppexp.c (cpp_classify_number): Cast precission to int for
18748         correct printf format.
18750 2002-06-01  Marek Michalkiewicz  <marekm@amelek.gda.pl>
18752         * config/avr/avr.c (avr_mcu_types): Remove devices that were once
18753         expected, but don't really exist: atmega83, atmega85, attiny10.
18754         * config/avr/avr.h (LINK_SPEC): Update to use the new avr[1-5] ld
18755         emulations for all devices.
18756         (CRT_BINUTILS_SPECS): Remove atmega83, atmega85, attiny10.
18757         * config/avr/t-avr (MULTILIB_MATCHES): Remove atmega83, atmega85.
18759 2002-06-01  Kazu Hirata  <kazu@cs.umass.edu>
18761         * config/h8300/h8300-protos.h: Add a prototype for
18762         h8300_shift_needs_scratch_p.
18763         * config/h8300/h8300.c (h8300_shift_needs_scratch_p): New.
18764         * config/h8300/h8300.h (OK_FOR_R): New.
18765         (OK_FOR_S): Likewise.
18766         (OK_FOR_T): Likewise.
18767         (EXTRA_CONSTRAINT): Call OK_FOR_R, OK_FOR_S, and OK_FOR_T.
18768         * config/h8300/h8300.md (anonymous shift patterns): Use
18769         constraints R, S, and T.
18771 Sat Jun  1 11:23:22 CEST 2002  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
18773         * basic-block.h (struct basic_block_def): New field loop_father.
18774         (BB_VISITED): New flag.
18775         (struct loop): New field pred, removed field shared.
18776         (struct loops): New field parray.
18777         (LOOP_EXITS_DOMS): Removed.
18778         (flow_loop_tree_node_add, flow_loop_tree_node_remove,
18779         flow_loop_nested_p, flow_bb_inside_loop_p, get_loop_body,
18780         dfs_enumerate_from, loop_preheader_edge, loop_latch_edge,
18781         add_bb_to_loop, remove_bb_from_loops, find_common_loop,
18782         verify_loop_structure): Declare.
18783         * cfg.c (entry_exit_blocks): Initialize loop_father field.
18784         * cfganal.c (dfs_enumerate_from): New function.
18785         * cfgloop.c (HEAVY_EDGE_RATIO): New constant.
18786         (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
18787         flow_loop_nodes_find, flow_loop_level_compute, flow_loop_nested_p,
18788         flow_loop_dump, flow_loops_dump, flow_loops_free,
18789         flow_loop_tree_node_add, flow_loop_level_compute,
18790         flow_loops_level_compute, flow_loop_scan, flow_loops_update,
18791         flow_loop_outside_edge_p): Modified for new infrastructure.
18792         (make_forwarder_block, canonicalize_loop_headers, glb_enum_p,
18793         redirect_edge_with_latch_update, flow_loop_free): New static functions.
18794         (flow_loop_tree_node_remove, flow_bb_inside_loop_p,
18795         get_loop_body, add_bb_to_loop, remove_bb_from_loops,
18796         find_common_loop, verify_loop_structure, loop_latch_edge,
18797         loop_preheader_edge): New functions.
18798         (flow_loops_cfg_dump): Do not show dominators, as this information
18799         does not remain up to date long.
18800         (flow_loops_find): Store results in new format.
18801         * predict.c (propagate_freq, estimate_probability,
18802         estimate_loops_at_level, estimate_bb_frequencies): Use new loop
18803         infrastructure.
18805 2002-06-01  Alan Lehotsky  <apl@alum.mit.edu>
18807         * except.c (nothrow_function_p): Walk epilogue delay list
18808         checking the insn, not the chain for potential throws.
18810 2002-05-31  Zack Weinberg  <zack@codesourcery.com>
18812         * Makefile.in (INSTALL_CPP, UNINSTALL_CPP): Remove.
18813         (install): Refer to install-cpp directly.
18814         (uninstall-cpp): Folded into uninstall rule.
18815         * configure.in: Delete all code relating to --disable-cpp.
18816         * configure: Regenerate.
18817         * config/t-install-cpp: Delete.
18819 2002-05-31  Richard Henderson  <rth@redhat.com>
18821         * configure.in (HAVE_AS_TLS): Add alpha tests.
18822         * configure: Rebuild.
18823         * config/alpha/alpha.c (TARGET_AS_TLS): New.
18824         (alpha_tls_size, alpha_tls_size_string): New.
18825         (overide_options): Set it.  Always install machine_status hooks.
18826         (input_operand): Accept got tls predicates.
18827         (local_symbol_p): Merge into ...
18828         (local_symbolic_operand): ... here.  Reject tls symbols.
18829         (global_symbolic_operand): Likewise.
18830         (tls_symbolic_operand_1, dtp16_symbolic_operand): New.
18831         (dtp32_symbolic_operand, gotdtp_symbolic_operand): New.
18832         (tp16_symbolic_operand, tp32_symbolic_operand): New.
18833         (gottp_symbolic_operand, tls_symbolic_operand_type): New.
18834         (alpha_encode_section_info): Handle TLS symbols.
18835         (alpha_strip_name_encoding): Likewise.
18836         (alpha_legitimate_address_p): Likewise.
18837         (alpha_legitimize_address): Likewise.
18838         (alpha_expand_mov): Early exit to avoid nop moves.
18839         (struct machine_function): Move from unicosmk.h.  Add some_ld_name.
18840         (alpha_init_machine_status, alpha_mark_machine_status,
18841         alpha_free_machine_status): Always define.
18842         (get_some_local_dynamic_name, get_some_local_dynamic_name_1): New.
18843         (print_operand, print_operand_address): Add TLS relocs.
18844         * config/alpha/alpha.h (HAVE_AS_TLS): Default 0.
18845         (MASK_TLS_KERNEL, TARGET_TLS_KERNEL): New.
18846         (TARGET_SWITCHES): Add -mtls-kernel.
18847         (alpha_tls_size, alpha_tls_size_string): New.
18848         (TARGET_OPTIONS): Add -mtls-size=.
18849         (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
18850         REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Add R0_REG.
18851         (ASM_OUTPUT_LABELREF): Skip %.
18852         (PRINT_OPERAND_PUNCT_VALID_P): Add &.
18853         (PREDICATE_CODES): Update.
18854         * config/alpha/alpha.md (UNSPEC_TLSGD_CALL, UNSPEC_TLSLDM_CALL,
18855         UNSPEC_TLSGD, UNSPEC_TLSLDM, UNSPEC_DTPREL, UNSPEC_TPREL,
18856         UNSPEC_TP, UNSPECV_SET_TP): New.
18857         (adddi_er_lo16_dtp, adddi_er_hi32_dtp, adddi_er_lo32_dtp,
18858         adddi_er_lo16_tp, adddi_er_hi32_tp, adddi_er_lo32_tp, load_tp,
18859         set_tp, movdi_er_tlsgd, movdi_er_tlsldm, movdi_er_gotdtp,
18860         movdi_er_gottp, call_value_osf_tlsgd, call_value_osf_tlsldm): New.
18861         (call_value_osf_2_er): Accept anything as op4.
18862         * config/alpha/alpha-protos.h: Update.
18863         * config/alpha/unicosmk.h (struct machine_function): Move to alpha.c.
18865 2002-05-31  Zack Weinberg  <zack@codesourcery.com>
18867         * cppinit.c (append_include_chain): Always pay attention to
18868         cxx_aware when setting new->sysp.  Remove ATTRIBUTE_UNUSED
18869         marker on argument.
18871 2002-05-31  Kazu Hirata  <kazu@cs.umass.edu>
18873         * target.h: Fix formatting.
18874         * timevar.h: Likewise.
18875         * tlink.c: Likewise.
18876         * toplev.c: Likewise.
18877         * toplev.h: Likewise.
18878         * tree.c: Likewise.
18879         * tree-dump.h: Likewise.
18880         * tree.h: Likewise.
18881         * tree-inline.h: Likewise.
18882         * unroll.c: Likewise.
18883         * unwind-dw2.c: Likewise.
18884         * unwind-dw2-fde.c: Likewise.
18885         * unwind-dw2-fde-glibc.c: Likewise.
18886         * unwind-dw2-fde.h: Likewise.
18887         * unwind.h: Likewise.
18888         * unwind-sjlj.c: Likewise.
18889         * varasm.c: Likewise.
18890         * varray.h: Likewise.
18891         * vmsdbg.h: Likewise.
18892         * vmsdbgout.c: Likewise.
18893         * xcoffout.h: Likewise.
18895 2002-05-31  Igor Shevlyakov <igor@microunity.com>
18897         * expr.c (compare_from_rtx): Generate comparison between op0 and op1
18898         rather than cc0 and 0 in a case when HAVE_cc0 is not defined.
18900 2002-05-31  Matthew Woodcraft  <mattheww@chiark.greenend.org.uk>
18902         * gcc.c (cpp_unique_options): Remove "-d" options.
18903         (cpp_debug_options): New spec string.
18904         (default_compilers): Use it.
18905         * objc/lang-specs.h: Likewise.
18907 2002-05-31  Nathanael Nerode  <neroden@twcny.rr.com>
18909         * gcc/Makefile.in: Replace HOST_PREFIX, HOST_PREFIX_1 with
18910         BUILD_PREFIX, BUILD_PREFIX_1, to correct nomenclature.
18911         * gcc/mklibgcc.in: Likewise.
18912         * gcc/config/arc/t-arc: Likewise.
18913         * gcc/configure.in: Likewise.
18914         * gcc/configure: Regenerate.
18916 2002-05-31  Stan Shebs  <shebs@apple.com>
18917             Turly O'Connor  <turly@apple.com>
18919         * c-decl.c (struct binding_level): Change int field n_incomplete
18920         to tree list incomplete_list.
18921         (clear_binding_level): Init field with NULL.
18922         (pushdecl): Add incomplete type to list.
18923         (mark_binding_level): Mark the incomplete list.
18924         (finish_struct): Scan the incomplete list for types instead
18925         of all decls in the current binding level.
18927 2002-05-31  John David Anglin  <dave@hiauly1.hia.nrc.ca>
18929         * pa.c (output_millicode_call): Add missing '%' characters.
18930         (output_call): Likewise.
18932 2002-05-31  David Edelsohn  <edelsohn@gnu.org>
18934         * config/rs6000/xcoff.h (HOT_TEXT_SECTION_NAME): Define.
18935         (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Define.
18937 2002-05-31  Alan Lehotsky <apl@alum.mit.edu>
18939         * varasm.c (mark_constant_pool): Walk epilogue delay list
18940         checking the insn, not the chain for potential constants.
18942 Fri May 31 12:38:43 2002  J"orn Rennecke <joern.rennecke@superh.com>
18944         * config/sh/elf.h (ASM_SPEC): Use subtarget_endian_asm_spec.
18946 Fri May 31 13:50:19 CEST 2002  Jan Hubicka  <jh@suse.cz>
18948         * i386.c (classify_argument): Properly handle base types.
18950         * dwarf2out.c (expand_builin_init_dwarf_reg_sizes):
18951         Store first DWARF_FRAME_REGISTERS dwarf registers, not pseudo
18952         registers.
18954 Fri May 31 13:37:54 CEST 2002  Jan Hubicka  <jh@suse.cz>
18956         * gcse.c (gcse_emit_move_after): New.
18957         (pre_delete, hoist_store): Use it.
18959         * reload1.c (emit_input_reload_insns): Use constrain_operands
18960         instead of constraint_accepts_reg_p to verify optimization.
18961         (constraint_accepts_reg_p): Kill.
18963         * reload1.c (reload_cse_delete_noop_set): Kill.
18964         (reload_cse_simplify): Use delete_insn_and_edges.
18966 2002-05-31  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
18968         * cfgloop.c (flow_loops_find): Initialize first and last fields
18969         correctly.
18971 2002-05-31  Neil Booth  <neil@daikokuya.demon.co.uk>
18973         * c-common.c (builtin_define_std): Correct logic.
18975 2002-05-31  John David Anglin  <dave@hiauly1.hia.nrc.ca>
18977         * pa.c (output_millicode_call): Correct "be,l" insn for TARGET_PA_20.
18978         (output_call): Likewise.
18980 2002-05-31  John David Anglin  <dave@hiauly1.hia.nrc.ca>
18982         * pa.c: Move output.h include after tree.h include.
18983         (pa_asm_output_mi_thunk): Constify identifier lab.
18985 2002-05-31  Jason Thorpe  <thorpej@wasabisystems.com>
18987         * config/ns32k/ns32k.h: Define named constants for the
18988         bits in target_flags and use them.
18989         * config/ns32k/netbsd.h (TARGET_DEFAULT): Use named constants.
18991 2002-05-30  John David Anglin  <dave@hiauly1.hia.nrc.ca>
18993         * config.gcc (tm_file): Prefix pa/pa-700.h to tm_file list for PA1.0
18994         architecture and pa/pa-7100.h for PA1.1 architecture, respectively.
18995         * pa/pa.c (override_options): Use TARGET_SCHED_DEFAULT to select
18996         default scheduling model.
18997         * pa/pa.h (TARGET_SCHED_DEFAULT): Define if not defined to "8000".
18998         * pa/pa-700.h (TARGET_SCHED_DEFAULT): New file for "700" scheduling.
18999         * pa/pa-7100.h (TARGET_SCHED_DEFAULT): New file for "7100" scheduling.
19000         * doc/install.texi (hppa*-*-*): Document default scheduling.
19002 2002-05-30  John David Anglin  <dave@hiauly1.hia.nrc.ca>
19004         * pa.c (following_call): Check TARGET_JUMP_IN_DELAY.
19006 2002-05-31  Jason Thorpe  <thorpej@wasabisystems.com>
19008         * config.gcc (ns32k-*-netbsd*): Set tm_file to
19009         "${tm_file} netbsd.h netbsd-aout.h ns32k/netbsd.h"
19010         * config/ns32k/netbsd.h: Don't include ns32k/ns32k.h,
19011         netbsd.h, or netbsd-aout.h.
19013 2002-05-31  Jason Thorpe  <thorpej@wasabisystems.com>
19015         * longlong.h (count_trailing_zeros): Add missing \, and clean up
19016         whitespace in __ns32000__ case.
19018 2002-05-31  Aldy Hernandez  <aldyh@redhat.com>
19020         * expr.c (expand_expr): Output partially zeroed out vectors with
19021         output_constant_def.
19023 2002-05-30  Jason Thorpe  <thorpej@wasabisystems.com>
19025         * config.gcc (sh[123456789l]*-*-*): Set cpu_type to sh.
19026         (sh-*-netbsdelf*)
19027         (shl*-*-netbsdelf*): New targets.
19028         * config/sh/netbsd-elf.h: New file.
19029         * config/sh/t-netbsd: New file.
19031 2002-05-30  Richard Henderson  <rth@redhat.com>
19032             Eric Botcazou  <ebotcazou@multimania.com>
19034         PR optimization/6822
19035         * config/i386/i386.c (ix86_expand_int_movcc): Don't cast INTVAL
19036         to unsigned int for op1 comparisons.  Use gen_int_mode.
19038 2002-05-30  Eric Botcazou  <ebotcazou@multimania.com>
19040         * expmed.c (const_mult_add_overflow_p): New.
19041         * expr.h: Declare it.
19042         * loop.c (maybe_eliminate_biv_1) [COMPARE]: Use it.
19043         Don't eliminate the biv if the giv has a constant multiplier and
19044         the rhs argument of the comparison does satisfy the predicate.
19045         Use expand_mult_add to compute the replacement constant.
19047 2002-05-30  Osku Salerma  <osku@iki.fi>
19049         * c-common.c (c_common_attribute_table): Add "may_alias" entry.
19050         (c_common_get_alias_set): Handle it.
19051         * doc/extend.texi: Document it.
19053 2002-05-30  Richard Henderson  <rth@redhat.com>
19055         * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): Kill.
19056         * toplev.c (process_options): Don't check it.
19057         * doc/tm.texi: Don't document it.
19058         * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): New.
19059         (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): Kill.
19060         * config/i386/i386.c (ix86_frame_pointer_required): Suppress leaf
19061         frame pointer optimization if current_function_profile.
19063 2002-05-30  Kazu Hirata  <kazu@cs.umass.edu>
19065         * langhooks.c: Fix formatting.
19066         * langhooks.h: Likewise.
19067         * lcm.c: Likewise.
19068         * libgcc2.c: Likewise.
19069         * lists.c: Likewise.
19070         * local-alloc.c: Likewise.
19071         * loop.c: Likewise.
19072         * loop.h: Likewise.
19074 2002-05-30  Marc Espie <espie@openbsd.org>
19076         * config.gcc (sparc64-*-openbsd*): New.
19077         * config/sparc/openbsd1-64.h: New.
19078         * config/sparc/openbsd64.h: New.
19080 2002-05-30  Jeff Law <law@redhat.com>
19082         * flow.c (propagate_one_insn): Revise yesterday's patch.  Delete
19083         a dead insn with a REG_RETVAL note when the entire libcall is not
19084         dead and remove the associated REG_LIBCALL note at the same time.
19086 Thu May 30 19:54:30 2002  J"orn Rennecke <joern.rennecke@superh.com>
19088         * lcm.c (output.h): #include.
19089         (compute_earliest): Remove hack to treat renumbered EXIT_BLOCK
19090         as an ordinary block.
19091         (optimize_mode_switching): Don't pretend that the exit block is
19092         an ordinary block, or handle sucessors of entry block specially.
19093         Instead, split edges from entry block and to exit block, and
19094         put a computing definition on the thus gained post-entry-block,
19095         and a need on the pre-exit-block.
19097 Thu May 30 20:28:01 CEST 2002  Jan Hubicka  <jh@suse.cz>
19099         * gengenrtl.c (type_from_format, accessor_from_format): Support 'B'.
19100         * rtl.texi: Document 'B'
19102 2002-05-30  Jason Thorpe  <thorpej@wasabisystems.com>
19104         * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Compute
19105         at run-time.
19106         (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 96 if not __mc68010__.
19108 2002-05-30  Aldy Hernandez  <aldyh@redhat.com>
19110         * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
19111         const0_rtx instead of NULL_RTX when in error.
19112         (altivec_expand_abs_builtin): Same.
19113         (rs6000_expand_binop_builtin): Same.
19114         (altivec_expand_predicate_builtin): Same.
19115         (altivec_expand_stv_builtin): Same.
19116         (rs6000_expand_ternop_builtin): Same.
19117         (altivec_expand_builtin): Same.
19119 2002-05-29  David S. Miller  <davem@redhat.com>
19121         * rtl.h (clear_emit_caches): Delete.
19122         * integrate.c (output_inline_function): Don't call it.
19123         * emit-rtl.c (restore_emit_status, init_emit): Likewise.
19124         (clear_emit_caches): Delete definition.
19125         (SEQUENCE_RESULT_SIZE, sequence_result, free_insn): Likewise.
19127 2002-05-30  Hans-Peter Nilsson  <hp@bitrange.com>
19129         * config/mmix/mmix.c: Include real.h.
19130         (mmix_constant_address_p): Remove redundant test before switch.
19132 2002-05-29  Jason Thorpe  <thorpej@wasabisystems.com>
19134         * config/mips/mips.h (READONLY_DATA_SECTION_ASM_OP): Define
19135         only if not already defined.
19137 2002-05-29  Kazu Hirata  <kazu@cs.umass.edu>
19139         * config/h8300/h8300-protos.h: Remove prototypes for
19140         ok_for_bclr and small_power_of_two.
19141         * config/h8300/h8300.c (small_power_of_two): Remove.
19142         (ok_for_blcr): Likewise.
19143         (fix_bit_operand): Make WHAT deal with an integer instead of a
19144         constraint character.
19145         * config/h8300/h8300.h (CONST_OK_FOR_O): Remove.
19146         (CONST_OK_FOR_P): Likewise.
19147         (CONST_OK_FOR_LETTER_P): Do not call CONST_OK_FOR_O or
19148         CONST_OK_FOR_P any more.
19149         * config/h8300/h8300.md (andqi3): Adjust to the new prototype
19150         of fix_bit_operand.
19151         (iorqi3): Likewise.
19152         (xorqi3): Likewise.
19154 2002-05-29  Jason Thorpe  <thorpej@wasabisystems.com>
19156         * config/mips/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
19157         (CPP_PREDEFINES): Make sure this is undefined.
19158         (CPP_SPEC): Place -D__mips=1 at the beginning of the spec,
19159         since it is no longer in CPP_PREDEFINES.  Don't -U__MIPSEL__
19160         or -U__MIPSEB__ before defining one or the other.  Instead,
19161         use %(subtarget_endian_default) if neither -EB nor -EL are
19162         specified.
19163         (SUBTARGET_EXTRA_SPECS): Define.
19164         (SUBTARGET_CPP_SPEC): Remove __LONG64 handling.  Use
19165         %(netbsd_cpp_spec).
19167 2002-05-29  Hans-Peter Nilsson  <hp@axis.com>
19169         * doc/md.texi (Patterns): Note pattern condition pitfall
19170         for unnamed insn.
19172 2002-05-29  Aldy Hernandez  <aldyh@redhat.com>
19174         * rs6000.c: (altivec_expand_builtin): Only expand altivec builtins
19175         when TARGET_ALTIVEC.  Move handling of generic unary, binary, and
19176         ternary operations from here...
19177         (rs6000_expand_builtin): ...to here.
19178         New argument expandedp.
19179         Change all instances of altivec_expand_binop_builtin to
19180         rs6000_expand_binop_builtin.
19181         (altivec_expand_unop_builtin): Rename to
19182         rs6000_expand_unop_builtin.
19183         (altivec_expand_binop_builtin): Rename to
19184         rs6000_expand_binop_builtin.
19185         (altivec_expand_ternop_builtin): Rename to
19186         rs6000_expand_ternop_builtin.
19188 2002-05-29  Richard Henderson  <rth@redhat.com>
19190         * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Define with value.
19191         (TARGET_BI_ARCH): Likewise.
19192         * config/i386/i386.h: Test TARGET_64BIT_DEFAULT by value.
19193         (TARGET_SWITCHES): Combine target defaults here not in TARGET_DEFAULT.
19194         (TARGET_64BIT_DEFAULT): Default to 0.
19195         (TARGET_DEFAULT): Default to MASK_OMIT_LEAF_FRAME_POINTER.
19197 2002-05-29  Richard Henderson  <rth@redhat.com>
19199         * config/i386/i386.c (USE_HIDDEN_LINKONCE): New.
19200         (get_pc_thunk_name): New.
19201         (output_set_got): Use it.
19202         (ix86_asm_file_end): If USE_HIDDEN_LINKONCE, emit get_pc thunks
19203         into linkonce sections.
19205 2002-05-29  Jason Thorpe  <thorpej@wasabisystems.com>
19207         * config/sparc/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
19208         (CPP_PREDEFINES): Make sure this is undefined.
19209         (CPP_SUBTARGET_SPEC64, CPP_SUBTARGET_SPEC32): Remove.
19210         (CPP_SUBTARGET_SPEC): Don't provide different versions for
19211         default-32 and default-64.  Just always use %(netbsd_cpp_spec).
19212         (SUBTARGET_EXTRA_SPECS): Remove cpp_subtarget_spec32 and
19213         cpp_subtarget_spec64.  Add netbsd_cpp_spec.
19214         * config/sparc/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
19215         (CPP_PREDEFINES): Make sure this is undefined.
19216         (SUBTARGET_EXTRA_SPECS): Define.
19217         (CPP_SPEC): Use %(netbsd_cpp_spec).
19219 2002-05-29  Jeff Law <law@redhat.com>
19221         * pa.h (ASM_OUTPUT_MI_THUNK): Remove unwanted semi-colon.
19223         * flow.c (propagate_one_insn): Do not remove a dead insn if it
19224         contains a REG_RETVAL note.
19226         * haifa-sched (sched_analyze): Remove another useless clearing
19227         of SCHED_GROUP_P I missed yesterday.
19229         * pa.h (ASM_OUTPUT_MI_THUNK): Move implementation into pa.c.
19230         * pa.c (pa_asm_output_mi_thunk): New function.
19231         * pa-protos.h (pa_asm_output_mi_thunk): Declare.
19233 2002-05-29  Neil Booth  <neil@daikokuya.demon.co.uk>
19234             Marek Michalkiewicz  <marekm@amelek.gda.pl>
19236         * config/avr/avr.c (avr_base_arch_macro, avr_extra_arch_macro): New.
19237         (avr_asm_only_p): Make non-static.
19238         (enum avr_arch): Remove.
19239         (avr_arch_types): New.
19240         (avr_mcu_types): Update.
19241         (avr_override_options): Use avr_arch_types table instead of switch.
19242         * avr.h (CPP_PREDEFINES): Die.
19243         (avr_base_arch_macro, avr_extra_arch_macro): New.
19244         (TARGET_CPU_CPP_BUILTINS): New.
19245         (CPP_SPEC, EXTRA_SPECS): Simplify.
19246         (CPP_AVR1_SPEC, CPP_AVR2_SPEC, CPP_AVR3_SPEC, CPP_AVR4_SPEC,
19247         CPP_AVR5_SPEC): Die.
19249 2002-05-29  Jason Thorpe  <thorpej@wasabisystems.com>
19251         * config/arm/netbsd.h (TARGET_OS_CPP_BUILTINS): Use
19252         NETBSD_OS_CPP_BUILTINS_AOUT.
19253         (SUBTARGET_EXTRA_SPECS): Define.
19254         (CPP_SPEC): Use %(netbsd_cpp_spec).
19256 2002-05-29  Richard Henderson  <rth@redhat.com>
19258         * config/i386/i386.c (ix86_output_function_epilogue): New.
19259         (TARGET_ASM_FUNCTION_EPILOGUE): New.
19260         (pic_label_name): Remove.
19261         (pic_labels_used): New.
19262         (ix86_asm_file_end): Emit one pc load stub for each register used.
19263         (output_set_got): Generate deep pc load to any register.
19264         (ix86_select_alt_pic_regnum): New.
19265         (ix86_save_reg): Don't save pic register if we can find a valid
19266         call-clobbered replacement.
19267         (ix86_expand_prologue): If we found a valid replacement, renumber
19268         pic_offset_table_rtx.
19269         * config/i386/i386.h (PIC_OFFSET_TABLE_REGNUM): Look at
19270         pic_offset_table_rtx after reload.
19271         (REAL_PIC_OFFSET_TABLE_REGNUM): New.
19272         * config/i386/i386.md (set_got): Make insn, not expander.
19273         (set_got_nopic, set_got_deep, set_got_nodeep): Remove.
19275 2002-05-29  Richard Henderson  <rth@redhat.com>
19277         * config/i386/i386.c (ix86_compute_frame_layout): Do add bottom
19278         alignment for alloca.
19280 2002-05-29  Richard Henderson  <rth@redhat.com>
19282         * config/i386/i386.c (output_pic_addr_const): Lowercase rip.
19283         (print_operand_address): Only add rip for symbolic addresses
19284         for which we do not have another relocation type.
19286 2002-05-29  Jason Thorpe  <thorpej@wasabisystems.com>
19288         * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
19289         (EXTRA_SPECS): Add netbsd_cpp_spec.
19290         (CPP_SPEC): Use %(netbsd_cpp_spec).
19291         (CPP_PREDEFINES): Remove.
19292         * config/m68k/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
19293         (EXTRA_SPECS): Define.
19294         (CPP_SPEC): Use %(netbsd_cpp_spec).
19295         (CPP_PREDEFINES): Remove.
19297 2002-05-29  Neil Booth  <neil@daikokuya.demon.co.uk>
19299         PR preprocessor/6844
19300         * cppmacro.c (cpp_macro_definition): Reserve space for terminating
19301         NUL.
19303 2002-05-29  Eric Christopher  <echristo@redhat.com>
19305         * config/mips/linux.h (SUBTARGET_CPP_SPEC): Add support for
19306         mips5/mips32/mips64 and _MIPS_ISA_MIPSXX.
19308 2002-05-29  Nick Clifton  <nickc@cambridge.redhat.com>
19310         * config/fr30/fr30.md: Remove previous restriction on splits.
19311         Enforce conformance through gen_lowpart and cont_int_operand.
19312         * config/fr30/fr30.h (BSS_SECTION_ASM_OP): Use ".section .bss"
19313         as the assembler does not support ".bss".
19315 2002-05-29  Jason Thorpe  <thorpej@wasabisystems.com>
19317         * config/i386/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
19318         (CPP_PREDEFINES): Remove.
19319         (SUBTARGET_EXTRA_SPECS): Define.
19320         (CPP_SPEC): Use %(netbsd_cpp_spec).
19321         * config/i386/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
19322         (CPP_PREDEFINES): Remove.
19323         (SUBTARGET_EXTRA_SPECS): Define.
19324         (CPP_SPEC): Use %(netbsd_cpp_spec).
19325         * config/i386/netbsd64.h (TARGET_OS_CPP_BUILTINS): Define.
19326         (CPP_PREDEFINES, CPP_LP64_SPEC, CPP_SUBTARGET_SPEC): Remove.
19327         (SUBTARGET_EXTRA_SPECS): Remove cpp_lp64 and cpp_subtarget.
19328         Add netbsd_cpp_spec.
19329         (CPP_SPEC): Remove %(cpp_subtarget), add %(netbsd_cpp_spec).
19331 2002-05-29  Neil Booth  <neil@daikokuya.demon.co.uk>
19332             Zack Weinberg <zack@codesourcery.com>
19334         * cppexp.c (cpp_num): Move to cpplib.h.
19335         (CPP_ERROR): Remove.
19336         (interpret_float_suffix, interpret_int_suffix): New.
19337         (struct suffix, vsuf_1, vsuf_2, vsuf_3): Remove.
19338         (cpp_classify_number, cpp_interpret_integer): New.
19339         (interpret_number): Remove.
19340         (eval_token): Update to use new routines.
19341         * cpphash.h (cpp_num_part): Move to cpplib.h.
19342         * cppinit.c (cpp_post_options): Set warn_long_long.
19343         * cpplib.h (struct cpp_options): Add warn_long_long.
19344         (cpp_num, cpp_num_part, CPP_N_CATEGORY, CPP_N_INVALID,
19345         CPP_N_INTEGER, CPP_N_FLOATING, CPP_N_WIDTH, CPP_N_SMALL,
19346         CPP_N_MEDIUM, CPP_N_LARGE, CPP_N_RADIX, CPP_N_DEC, CPP_N_HEX,
19347         CPP_N_OCTAL, CPP_N_UNSIGNED, CPP_N_IMAGINARY, cpp_classify_number,
19348         cpp_interpret_integer): New.
19350 2002-05-29  Joel Sherrill <joel@OARcorp.com>
19352         * config/rs6000/rs6000.h (ASM_CPU_SPEC): Use -m403 and -m405.
19354 2002-05-29  Jason Thorpe  <thorpej@wasabisystems.com>
19356         * config/alpha/netbsd.h (TARGET_OS_CPP_BUILTINS): Use
19357         NETBSD_OS_CPP_BUILTINS_ELF and NETBSD_OS_CPP_BUILTINS_LP64.
19358         (CPP_SUBTARGET_SPEC): Define.
19359         (SUBTARGET_EXTRA_SPECS): Define.
19360         (CPP_SPEC): Remove.
19362 2002-05-29  Chris Lattner  <sabre@nondot.org>
19364         * ssa.c (rename_insn_1): Rename uses of undefined registers to
19365         prevent confusion if/when the register is defined.
19367 2002-05-29  Hans-Peter Nilsson  <hp@axis.com>
19369         PR target/6838
19370         * config/cris/cris.md: Fix typos and thinkos in comments.
19371         ("*mov_sideqi_biap_mem"): Remove '*' in constraint for operand 4,
19372         second alternative.
19373         ("*mov_sidehi_biap_mem", "*mov_sidesi_biap_mem"): Ditto.
19374         ("*mov_sideqi_mem"): Similar, but for operand 3.
19375         ("*mov_sidehi_mem", "*mov_sidesi_mem"): Ditto.
19376         (splitter for mov_sideqi_mem, mov_sidehi_mem, mov_sidesi_mem):
19377         Remove spurious mode specifier on operand 2.
19379 2002-05-29  Kazu Hirata  <kazu@cs.umass.edu>
19381         * config/h8300/h8300-protos.h: Remove the prototype for
19382         o_operand.
19383         Add prototypes for single_one_operand and single_zero_operand.
19384         * config/h8300/h8300.c (o_operand): Remove.
19385         (single_one_operand): New.
19386         (single_zero_operand): Likewise.
19387         (print_operand): For 'V' operand, and the operand with 0xff.
19388         For 'V' and 'W' operands, do not and the bit position with 7.
19389         * config/h8300/h8300.md (various anonymous patterns): Replace
19390         use of exact_log2 with single_one_operand/single_zero_operand.
19392 2002-05-29  Ulrich Weigand  <uweigand@de.ibm.com>
19394         * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
19396 2002-05-29  Ulrich Weigand  <uweigand@de.ibm.com>
19398         * config/s390/s390.c (legitimate_pic_operand_p): Do not
19399         accept symbolic LARL operands.
19400         (s390_emit_epilogue): Do not set FRAME_RELATED_P on
19401         epilogue insns.
19403 2002-05-29  Hartmut Penner  <hpenner@de.ibm.com>
19405         * config/s390/s390.md (cmpstr_64/31): Mark whole
19406         input registers as used.
19408 2002-05-28  Richard Henderson  <rth@redhat.com>
19410         * config/i386/i386.c (ix86_save_reg): Examine regs_ever_live,
19411         not current_function_uses_pic_offset_table and
19412         current_function_uses_const_pool; examine current_function_profile.
19413         (ix86_expand_prologue): Likewise.  Add pic_offset_table_rtx as
19414         input to blockage if needed.
19415         (ix86_expand_call): Do not set current_function_uses_pic_offset_table.
19416         (legitimize_pic_address): Likewise.  Set regs_ever_live for
19417         pic_offset_table_rtx when invoked during reload.
19418         * config/i386/i386.h (FINALIZE_PIC): Remove.
19419         * config/i386/i386.md (tablejump): Reformat.  Do not set
19420         current_function_uses_pic_offset_table.
19421         (tls_global_dynamic, tls_local_dynamic_base): Likewise.
19422         (blockage): Accept anything as operand 0.
19424 2002-05-28  Jason Thorpe  <thorpej@wasabisystems.com>
19426         * config/netbsd-aout.h (NETBSD_OS_CPP_BUILTINS_AOUT): Define
19427         common CPP built-ins for all NetBSD a.out targets.
19428         * config/netbsd-elf.h (NETBSD_OS_CPP_BUILTINS_ELF): Define
19429         common CPP built-ins for all NetBSD ELF targets.
19430         * config/netbsd.h: Add missing notice.
19431         (NETBSD_OS_CPP_BUILTINS_COMMON): Define common CPP built-ins
19432         for all NetBSD targets.
19433         (NETBSD_OS_CPP_BUILTINS_LP64): Define common CPP built-ins
19434         for all NetBSD targets using an LP64 code model.
19435         (NETBSD_CPP_SPEC): Define CPP_SPEC parts common to all
19436         NetBSD targets.
19438 2002-05-28  Richard Henderson  <rth@redhat.com>
19440         * flow.c (update_life_info_in_dirty_blocks): Only do a partial
19441         update if UPDATE_LIFE_LOCAL.
19443 2002-05-28  Toshiyasu Morita  <toshiyasu.morita@hsa.hitachi.com>
19445         * config/sh/sh.c: Include real.h for REAL_VALUE_TYPE.
19447 Tue May 28 21:16:18 2002  J"orn Rennecke <joern.rennecke@superh.com>
19448                           Jason R. Thorpe <thorpej@wasabisystems.com>
19450         config/sh reorganization to factor out endianness and coff:
19452         * config/sh/little.h: New file.
19453         * config/sh/sh.h (TARGET_ENDIAN_DEFAULT): If not already
19454         defined, define to 0 to select big-endian.
19455         (SUBTARGET_ASM_ENDIAN_SPEC): Define according to TARGET_ENDIAN_DEFAULT.
19456         (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
19457         * config/sh/sh64.h (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
19458         * config/sh/t-be: New file.
19459         * config/sh/t-le: New file.
19461         * sh.h (SDB_DEBUGGING_INFO, #include "dbxcoff.h"): Moved to sh/coff.h.
19462         (SDB_DELIM, MAX_OFILE_ALIGNMENT, IDENT_ASM_OP): Likewise.
19463         (TARGET_ASM_NAMED_SECTION, ASM_OUTPUT_SKIP): Likewise.
19464         (USER_LABEL_PREFIX, LOCAL_LABEL_PREFIX): Likewise.
19465         (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL): Likewise.
19466         (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Likewise.
19467         (ASM_FILE_END, ASM_DECLARE_FUNCTION_NAME): Deleted.
19468         (CPP_SPEC, SUBTARGET_CPP_ENDIAN_SPEC): Likewise.
19469         (SUBTARGET_CPP_SPEC, CPP_DEFAULT_CPU_SPEC, CPP_PREDEFINES): Likewise.
19470         (EXTRA_SPECS): Remove SUBTARGET_CPP_ENDIAN_SPEC and
19471         CPP_DEFAULT_CPU_SPEC.  Add LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL,
19472         SUBTARGET_LINK_EMUL_SUFFIX and SUBTARGET_LINK_SPEC.
19473         (LINK_SPEC): Define to SH_LINK_SPEC.
19474         (TARGET_CPU_CPP_BUILTINS, SH_LINK_SPEC): Define.
19475         (LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL): Likewise.
19476         (SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
19477         (CPP_SPEC): Reduce to %(subtarget_cpp_spec).
19478         (TARGET_ENDIAN_DEFAULT): Define if not already defined.
19479         * config/sh/coff.h: New file.
19480         (TARGET_ASM_NAMED_SECTION): Now default_coff_asm_named_section
19481         (TARGET_OBJFMT_CPP_BUILTINS): Define.
19482         * config/sh/elf.h (IDENT_ASM_OP): No need to #undef at the start.
19483         (ASM_FILE_END, ASM_OUTPUT_SOURCE_LINE): Likewise.
19484         (DBX_OUTPUT_MAIN_SOURCE_FILE_END, TARGET_ASM_NAMED_SECTION): Likewise.
19485         (ASM_DECLARE_FUNCTION_NAME, MAX_OFILE_ALIGNMENT, SIZE_TYPE): Likewise.
19486         (PTRDIFF_TYPE): Likewise.
19487         ("dbxelf.h", "elfos.h", "svr4.h"): Don't #include.
19488         (CPP_PREDEFINES): Don't define.
19489         (TARGET_OBJFMT_CPP_BUILTINS): Define.
19490         (LINK_SPEC): Define to SH_LINK_SPEC.
19491         (LINK_EMUL_PREFIX): Redefine.
19492         * config/sh/linux.h: (SUBTARGET_CPP_SPEC): Remove -fpic / -fPIC cases.
19493         (SUBTARGET_CPP_ENDIAN_SPEC, CPP_DEFAULT_CPU_SPEC): Remove redefinition.
19494         (CPP_PREDEFINES, SUBTARGET_ASM_ENDIAN_SPEC): Likewise.
19495         (CC1_SPEC, CC1PLUS_SPEC, LINK_SPEC): Likewise.
19496         (TARGET_OS_CPP_BUILTINS): Define.
19497         (TARGET_DEFAULT): Redefine.
19498         (SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
19499         * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Remove.
19500         (LINK_SPEC): Don't redefine.
19501         (LINK_DEFAULT_CPU_EMUL): Redefine.
19502         (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
19503         * sh.c (sh_asm_named_section): Don't declare / define.
19504         * t-linux (MULTILIB_OPTIONS): Rely on pre-set endianness option.
19505         * config.gcc (sh-*-elf* tm_file): Add dbxelf.h elfos.h svr4.h.
19506         (sh64-*-elf* tm_file): Likewise.
19507         (sh-*-rtemself* tm_file): Likewise.
19508         (sh-*-linux* tm_file): Likewise.  Add sh/little.h.
19509         (sh-*-linux* tmake_file): Add sh/t-le.
19510         (sh-*-rtems* tm_file): Add sh/coff.h
19511         (sh-*-* tm_file): Likewise.
19513 Tue May 28 21:16:18 2002  J"orn Rennecke <joern.rennecke@superh.com>
19515         * sh.h (LEGITIMATE_PIC_OPERAND_P): Check for SYMBOL_REF before using
19516         CONSTANT_POOL_ADDRESS_P.
19518         * coff.h (HAS_INIT_SECTION, INVOKE__MAIN): Define.
19520 2002-05-28  David Edelsohn  <edelsohn@gnu.org>
19521             Jeff Law <law@redhat.com>
19523         * optabs.c (expand_binop): Fix nwords sign warnings.
19524         generate pseudo for add_optab.
19526         * sched-deps.c (sched_analyze): Do not clear SCHED_GROUP_P.
19527         * haifa-sched.c (move_insn): Clear SCHED_GROUP_P after it is used.
19529 2002-05-28      Marc Espie <espie@openbsd.org>
19531         * config/i386/openbsd.h (HAVE_GAS_MAX_SKIP_P2ALIGN):  Remove,
19532         inherited from gas.h.
19533         (ASM_QUAD):  Undef.  OpenBSD does not support it.
19535 2002-05-28  Danny Smith  <dannysmith@users.sourceforge.net>
19537         * doc/install.texi (binaries): Change mingw binaries
19538         link to www.mingw.org.
19540 2002-05-28  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
19542         * cfgloop.c (flow_loops_cfg_dump): Use bb->index, not i.
19544 2002-05-28  Richard Henderson  <rth@redhat.com>
19546         * config/i386/i386.c (ix86_compute_frame_layout): Do not add
19547         bottom alignment for leaf functions.
19549 2002-05-28  Zack Weinberg  <zack@codesourcery.com>
19551         * config/pa/milli32.S, config/pa/lib1funcs.asm,
19552         config/sparc/sol2-g1.asm: Delete unused files.
19554 2002-05-28  Richard Henderson  <rth@redhat.com>
19556         * cfg.c (dump_flow_info): Print bb->index, not i, for block number.
19558         * flow.c (calculate_global_regs_live): Rename call_used to
19559         invalidated_by_call.  Initialize from regs_invalidated_by_call
19560         instead of call_used_regs.
19562         * varasm.c (default_binds_local_p): Check TREE_PUBLIC before
19563         DECL_EXTERNAL.
19565 2002-05-28  Zack Weinberg  <zack@codesourcery.com>
19567         * tree.h: Don't include real.h.
19568         Forward-declare struct realvaluetype.
19569         (struct tree_real_cst): Point to the REAL_VALUE_TYPE, do not
19570         contain it.
19571         (TREE_REAL_CST_PTR): New accessor.
19572         (TREE_REAL_CST): Update.
19573         * real.h: Include machmode.h.
19574         (realvaluetype): Make it struct realvaluetype, not a typedef.
19575         (build_real): Prototype here.
19577         * tree.c: Include real.h.
19578         (build_real): Allocate the REAL_VALUE_TYPE as a separate
19579         object in GC memory, set TREE_REAL_CST_PTR to point to it.
19580         (build_real_from_int_cst): Use build_real.
19581         * ggc-common.c (ggc_mark_trees): Mark TREE_REAL_CST_PTR of a
19582         REAL_CST.
19584         * builtins.c, c-common.c, c-lex.c, dwarf2out.c, expr.c,
19585         fold-const.c, print-tree.c, real.c: Include real.h.
19586         * Makefile.in: Update dependency lists.
19588 2002-05-28  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
19590         * basic-block.h (last_basic_block): Declare.
19591         (expunge_block_nocompact): Declaration removed.
19592         (compact_blocks): Declare.
19593         * cfg.c (last_basic_block): New variable.
19594         (expunge_block_nocompact): Removed.
19595         (expunge_block): Do not compact basic blocks.
19596         (compact_blocks): New.
19597         * cfganal.c (flow_call_edges_add): Use the fact that bb indices no
19598         longer change.
19599         * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Set
19600         last_basic_block.
19601         * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Do not change
19602         real positions of blocks.
19603         (delete_unreachable_blocks): Simplified -- quadratic behavior now
19604         cannot occur.
19605         (cleanup_cfg): Compact blocks.
19606         * cfgrtl.c (create_basic_block): Insert basic blocks to the end of
19607         basic_block_info varray.
19608         (flow_delete_block): Comment update.
19609         (back_edge_of_syntactic_loop_p): Modify position check code.
19610         (verify_flow_info): Update checking.
19611         * flow.c (calculate_global_regs_live): Use FOR_EACH_BB.
19612         * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
19613         (find_if_case_1, find_if_case_2, if_convert): Use the fact that bb
19614         indices no longer change.
19615         * lcm.c (optimize_mode_switching): Replace n_basic_blocks with
19616         last_basic_block.
19617         * predict.c (estimate_bb_frequencies): Remove unneccessary code.
19618         * profile.c (branch_prob): Compact blocks.
19619         * sched-rgn.c (find_rgns): Replace n_basic_blocks with
19620         last_basic_block.
19622 2002-05-28  Kazu Hirata  <kazu@cs.umass.edu>
19624         * config/h8300/h8300.md (two anonymous patterns): New.
19626 2002-05-28  David S. Miller  <davem@redhat.com>
19628         * config/sparc/sparc.md (cpu): Tidy.
19629         (type): Delete 'return', add 'ialuX', 'flushw', 'iflush', and
19630         'trap'.
19631         (in_call_delay): Delete reference to 'return' type.
19632         (eligible_for_return_delay, in_return_delay, define_delay
19633         referencing those): Delete.
19634         (rest of file): Use new type attributes as appropriate.
19635         * config/sparc/sparc-protos.h (eligible_for_return_delay): Delete.
19636         * config/sparc/sparc.c (eligible_for_return_delay): Likewise.
19637         * config/sparc/ultra1_2.md (us1_single): New reservation.
19638         (us1_ialuX): Likewise.
19639         * config/sparc/ultra3.md (us3_single): Likewise.
19640         (us3_ialuX): Likewise.
19641         (us3_imul, us3_idiv): Tweak.
19643 2002-05-28  Richard Henderson  <rth@redhat.com>
19645         * config/alpha/alpha.c (alpha_in_small_data_p): Return false for
19646         STRING_CST.
19648 2002-05-28  Richard Henderson  <rth@redhat.com>
19650         * config.gcc: Obsolete mn10200.
19652 2002-05-28  Neil Booth  <neil@daikokuya.demon.co.uk>
19654         * cppexp.c (interpret_number): Optimize for single-digit
19655         and less-than-half-precision cases.
19656         (num_trim, num_positive, num_div_op): Cast constants.
19658 2002-05-27  Bo Thorsen  <bo@suse.de>
19660         * config/i386/libgcc-x86_64-glibc.ver: Copy this file from the
19661         3.1 branch. The file was made by Jakub Jelinek.
19662         * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Add i386
19663         support so multilib doesn't break. And don't define this at all
19664         when -Dinhibit_libc is used.
19665         (MULTILIB_DEFAULTS): Always set default to 64 bit compilation.
19666         * config/i386/t-linux64: Implement full multilib support. Patch
19667         originally done by Andreas Jaeger and Jakub Jelinek.
19669 2002-05-27  Roger Sayle  <roger@eyesopen.com>
19671         * c-common.c: Add support for __attribute__((nothrow)) to specify
19672         that a function cannot throw an exception (using TREE_NOTHROW).
19673         (handle_nothrow_attribute): New function to process this attribute.
19675         * doc/extend.texi: Document the new nothrow function attribute.
19677 2002-05-27  H.J. Lu  (hjl@gnu.org)
19679         * cppexp.c (num_trim): Use 1UL instead of 1 for long int.
19680         (num_positive): Likewise.
19681         (num_div_op): Likewise.
19683 2002-05-27  Neil Booth  <neil@daikokuya.demon.co.uk>
19685         * c-common.c (c_common_init): Always use intmax_t.
19687 2002-05-27  Neil Booth  <neil@daikokuya.demon.co.uk>
19689         * c-common.c (c_common_init): Use intmax_t for now.
19691 2002-05-24  Andrew Haley  <aph@redhat.com>
19693         * fold-const.c (fold): Don't convert (T)(x & c) into (T)x & (T)c
19694         if T is a boolean type.
19696 2002-05-27  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
19698         * basic-block.h (last_basic_block): Defined as synonym for
19699         n_basic_blocks.
19700         * cfganal.c (mark_dfs_back_edges, flow_reverse_top_sort_order_compute,
19701         flow_depth_first_order_compute, flow_preorder_transversal_compute,
19702         flow_dfs_compute_reverse_init): Replaced relevant occurences of
19703         n_basic_blocks with last_basic_block.
19704         * cfgbuild.c (make_edges): Likewise.
19705         * cfgloop.c (flow_loop_scan, flow_loops_find): Likewise.
19706         * cfgrtl.c (verify_flow_info, purge_all_dead_edges): Likewise.
19707         * combine.c (combine_instructions): Likewise.
19708         * df.c (df_alloc, df_analyse_1, df_analyse, iterative_dataflow_sbitmap,
19709         iterative_dataflow_bitmap): Likewise.
19710         * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
19711         calc_idoms, idoms_to_doms): Likewise.
19712         * flow.c (update_life_info_in_dirty_blocks, free_basic_block_vars):
19713         Likewise.
19714         * gcse.c (gcse_main, alloc_gcse_mem, compute_local_properties,
19715         compute_hash_table, expr_reaches_here_p, one_classic_gcse_pass,
19716         one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p,
19717         one_pre_gcse_pass, compute_transpout, delete_null_pointer_checks_1,
19718         delete_null_pointer_checks, compute_code_hoist_vbeinout,
19719         hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
19720         compute_store_table, build_store_vectors): Likewise.
19721         * haifa-sched.c (sched_init): Likewise.
19722         * ifcvt.c (if_convert): Likewise.
19723         * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
19724         pre_edge_lcm, compute_available, compute_nearerout,
19725         compute_rev_insert_delete, pre_edge_rev_lcm, optimize_mode_switching):
19726         Likewise.
19727         * predict.c (estimate_probability, process_note_prediction,
19728         note_prediction_to_br_prob): Likewise.
19729         * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX): Likewise.
19730         * recog.c (split_all_insns, peephole2_optimize): Likewise.
19731         * regrename.c (copyprop_hardreg_forward): Likewise.
19732         * resource.c (init_resource_info): Likewise.
19733         * sched-rgn.c (build_control_flow, find_rgns, compute_trg_info,
19734         init_regions, schedule_insns): Likewise.
19735         * ssa-ccp.c (ssa_const_prop): Likewise.
19736         * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
19737         * ssa.c (compute_dominance_frontiers,
19738         compute_iterated_dominance_frontiers, convert_to_ssa): Likewise.
19740         * df.c (df_refs_unlink): Fix FOR_EACH_BB usage (in #if 0'ed code)
19741         * gcse.c (alloc_rd_mem, alloc_avail_expr_mem): Use n_blocks for vector
19742         sizes consistently.
19744 Mon May 27 14:28:12 CEST 2002  Jan Hubicka  <jh@suse.cz>
19746         * basic-block.h (can_hoist_p, hoist_insn_after, hoist_insn_to_edge):
19747         new.
19748         * rtlanal.c (hoist_test_store, can_hoist_insn_p, hoist_update_store,
19749         hoist_insn_after, hoist_insn_to_edge): New.
19751 Mon May 27 12:14:02 CEST 2002  Jan Hubicka  <jh@suse.cz>
19753         * basic-block.h (PEOP_SCAN_DEAD_STORES): New.
19754         (PROP_FINAL): Include.
19755         * flow.c (life_analysis, update_life_info,
19756         init_propagate_block_info, mark_set_1, mark_used_rgs):
19757         Support SCAN_DEAD_STORE.
19759 2002-05-27  Neil Booth  <neil@daikokuya.demon.co.uk>
19761         * c-common.c (c_common_init): Set CPP arithmetic precision.
19762         * cppexp.c (cpp_num_part): Move typedef ...
19763         * cpphash.h: ...here; make unsigned HOST_WIDE_INT.
19764         * cppinit.c (cpp_create_reader): Default to host long arithmetic.
19765         (sanity_checks): Update.
19767 2002-05-26  Geoffrey Keating  <geoffk@redhat.com>
19769         * Makefile.in (INSTALL_HEADERS): Add 'install-mkheaders'.
19770         (mkheaders): New rule.
19771         (install-mkheaders): New rule.
19772         * configure.in (all_outputs): Add mkheaders.
19773         * configure: Regenerate.
19774         * mkheaders.in: New file.
19776 2002-05-26  Jakub Jelinek  <jakub@redhat.com>
19778         * cse.c (fold_rtx): Don't optimize if SUBREG changes mode class.
19780 2002-05-26  Andreas Jaeger  <aj@suse.de>
19782         * cfg.c (dump_flow_info): Remove extra argument to fprintf.
19784 2002-05-26  Neil Booth  <neil@daikokuya.demon.co.uk>
19786         * cppexp.c (possible_sum_sign, integer_overflow, left_shift,
19787         right_shift): Remove.
19788         (cpp_num, cpp_num_part, PART_PRECISION, HALF_MASK, LOW_PART,
19789         HIGH_PART): New.
19790         (struct op): Use cpp_num.
19791         (num_zerop, num_eq, num_positive, num_greater_freq, num_trim,
19792         num_part_mul, num_unary_op, num_binary_op, num_negate,
19793         num_bitwise_op, num_inequality_op, num_equality_op, num_mul,
19794         num_div_op, num_lshift, num_rshift, append_digit): New.
19795         (interpret_number, parse_defined, eval_token, reduce): Update
19796         for two-integer arithmetic.
19797         (binary_handler): New typedef.
19798         (optab): Update.
19799         (COMPARE, EQUALITY, BITWISE, MINMAX, UNARY, SHIFT): Delete.
19800         (_cpp_parse_expr, reduce): Update to handle two-integers.
19801         * cpplib.c (_cpp_test_assertion): Back up on CPP_EOF.
19803 2002-05-26  Marek Michalkiewicz  <marekm@amelek.gda.pl>
19805         * config/avr/avr-protos.h (avr_out_sbxx_branch): Declare.
19806         * config/avr/avr.c (jump_over_one_insn_p): Take length of the
19807         branch insn into account, do not assume 1.
19808         (avr_out_sbxx_branch): New function.  Optimize cases of skipping
19809         over single word insn.  Handle upper half of I/O space too.
19810         * config/avr/avr.md (*sbrx_branch): Use it.
19811         (*sbrx_and_branchhi, *sbrx_and_branchsi): Likewise.
19812         (*sbix_branch, *sbix_branch_bit7): Likewise.
19813         (*sbix_branch_tmp, *sbix_branch_tmp_bit7): New.
19814         Use RTL peepholes to optimize register operand sign tests.
19816 2002-05-26  Marek Michalkiewicz  <marekm@amelek.gda.pl>
19818         * config/avr/avr.c (avr_asm_only_p): New variable.
19819         (avr_override_options): Set it here if AVR1.
19820         (asm_file_start): Test it here, report an error if set.
19822 2002-05-26  Kazu Hirata  <kazu@cs.umass.edu>
19824         * alias.c: Fix formatting.
19825         * attribs.c: Likewise.
19826         * bb-reorder.c: Likewise.
19827         * bitmap.c: Likewise.
19828         * bitmap.h: Likewise.
19829         * builtins.c: Likewise.
19831 Sun May 26 14:00:44 CEST 2002  Jan Hubicka  <jh@suse.cz>
19833         * reload.c (find_valid_class): Accept new argument DEST,
19834         choose class accordingly.
19835         (push_reload): Update callers.
19837 2002-05-26  Andreas Jaeger  <aj@suse.de>
19839         * combine.c (combine_instructions): Do not indent #if for
19840         traditional C.
19842 2002-05-25  Richard Henderson  <rth@redhat.com>
19844         * c-pragma.c (apply_pragma_weak): Convert value identifier to
19845         string for decl_attributes.
19846         (handle_pragma_weak): Call assemble_alias if we're modifying
19847         an existing decl.
19849 2002-05-25  Richard Henderson  <rth@redhat.com>
19851         PR target/6788
19852         * config/sparc/sparc.c (sparc_output_mi_thunk): New implementation
19853         using rtl instead of fprintf.
19854         * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Use it.
19855         * config/sparc/sparc-protos.h: Update.
19857 2002-05-25  Neil Booth  <neil@daikokuya.demon.co.uk>
19859         * Makefile.in (C_COMMON_H): Fix.
19860         Update other targets.
19861         * c-common.c: Don't include c-lex.h.
19862         (builtin_define_with_value): Make static and prototype.
19863         (builtin_define_std): Move from c-lex.h.
19864         * c-common.h (init_c_lex): Move from c-lex.h.
19865         * c-decl.c: Don't include c-lex.h.
19866         (make_pointer_declarator): Move from c-parse.in.
19867         * c-lex.c: Don't include c-lex.h.
19868         * c-lex.h: Remove.
19869         * c-parse.in: Don't include c-lex.h; include c-pragma.h.
19870         (make_pointer_declarator): Move to c-decl.c.
19871         * c-pragma.c: Don't include c-lex.h.
19872         * c-pragma.h (yydebug, YYDEBUG, parse_in, c_lex): Move from c-lex.h.
19873         * c-tree.h (make_pointer_declarator): New.
19874 doc:
19875         * passes.texi, tm.texi: Update.
19876 objc:
19877         * Make-lang.in: Update and correct.
19878         * objc-act.c: Don't include c-lex.h or cpplib.h.
19879 treelang:
19880         * treetree.c: Don't include c-lex.h.
19881 config:
19882         * darwin-c.c: Don't include c-lex.h.
19883         * c4x/c4x-c.c: Don't include c-lex.h.
19884         * c4x/t-c4x: Update.
19885         * i370/i370-c.c: Don't include c-lex.h.
19886         * i370/t-i370: Update.
19887         * i960/i960-c.c: Don't include c-lex.h.
19888         * i960/i960.c: Don't include cpplib.h, c-lex.h or c-pragma.h.
19889         * i960/t-960bare: Update.
19890         * i960/t-vxworks: Update.
19891         * rs6000/rs6000-c.c: Don't include c-lex.h; include c-pragma.h.
19892         * rs6000/t-darwin: Update.
19893         * rs6000/t-rs6000-c-rule: Update.
19894         * v850/v850-c.c: Don't include c-lex.h.
19895         * v850/v850.c: Don't include c-lex.h or cpplib.h.
19898 2002-05-25  Kazu Hirata  <kazu@cs.umass.edu>
19900         * tree.def: Fix typos.
19901         * doc/install.texi: Likewise.
19903 2002-05-25  Richard Henderson  <rth@redhat.com>
19905         * configure.in (HAVE_AS_TLS): Add ia64 test.
19906         * configure: Rebuild.
19907         * config/ia64/ia64.c (ia64_tls_size_string, ia64_tls_size): New.
19908         (override_options): Set it.
19909         (TARGET_HAVE_TLS): New.
19910         (sdata_symbolic_operand): Look for 's'.
19911         (tls_symbolic_operand): New.
19912         (ia64_expand_load_address): Abort for tls symbols.
19913         (gen_tls_get_addr): New.
19914         (gen_thread_pointer): New.
19915         (ia64_expand_move): Split out from movdi.  Handle tls symbols.
19916         (rtx_needs_barrier): Add new unspecs.
19917         (ia64_encode_section_info): Handle tls symbols.
19918         (ia64_strip_name_encoding): Strip two encoding chars.
19919         * config/ia64/ia64.h (ia64_tls_size, ia64_tls_size_string): New.
19920         (TARGET_TLS14, TARGET_TLS22, TARGET_TLS64): New.
19921         (TARGET_OPTIONS): Add tls-size.
19922         (ENCODE_SECTION_INFO_CHAR): Rename from SDATA_NAME_FLAG_CHAR.
19923         * config/ia64/ia64.md (UNSPEC_LTOFF_DTPMOD, UNSPEC_LTOFF_DTPREL,
19924         UNSPEC_DTPREL, UNSPEC_LTOFF_TPREL, UNSPEC_TPREL, UNSPEC_LD_BASE): New.
19925         (movqi, movhi, movsi, movdi, movti): Use ia64_expand_move.
19926         (movsf, movdf): Likewise.
19927         (movdi_symbolic): Use match_scratch.  Don't split if we won't
19928         have a scratch availiable.
19929         (load_ltoff_dtpmod, load_dtprel, load_dtprel64, load_dtprel22,
19930         add_dtprel, add_dtprel14, add_dtprel22, load_ltoff_tprel, load_tprel,
19931         load_tprel64, load_tprel22, add_tprel, add_tprel14, add_tprel22): New.
19932         * config/ia64/ia64-protos.h: Update.
19933         * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
19934         sdata_symbolic_operand.
19935         (ASM_OUTPUT_LABELREF): Strip two characters.
19937 2002-05-25  Kazu Hirata  <kazu@cs.umass.edu>
19939         * combine.c (simplify_set): Remove an unnecessary subreg.
19941 2002-05-25  Marek Michalkiewicz  <marekm@amelek.gda.pl>
19943         * config/avr/avr.c (avr_handle_progmem_attribute): Handle TYPE_DECL.
19945         * config/avr/avr.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_BSS): New.
19947 2002-05-25  Gabriel Dos Reis  <gdr@codesourcery.com>
19949         * toplev.c (output_clean_symbol_name): Fix another thinko.  Gosh.
19951 2002-05-25  Roger Sayle  <roger@eyesopen.com>
19953         * simplify-rtx.c (simplify_gen_relational): Simplify the RTX
19954         (cond (compare x y) 0) into the equivalent (cond x y).
19956 2002-05-25  Gabriel Dos Reis  <gdr@codesourcery.com>
19958         * toplev.c (output_clean_symbol_name): Use xstrdup.  Fix thinko.
19960 2002-05-24  Zack Weinberg  <zack@codesourcery.com>
19962         * config.gcc: Remove all stanzas for previously obsoleted
19963         systems.  Where necessary, add explicit error stanzas to
19964         prevent removed systems from being misidentified as something
19965         else.  Begin a fresh obsoletions list, with the systems that
19966         were reprieved last round.
19967         * doc/install.texi: Remove all mention of dead targets.
19968         * fixinc/mkfixinc.sh: Likewise.
19970         * config/arm/arm.h: Bit 31 of target_flags is no longer
19971         reserved.
19973         * config/1750a/1750a-protos.h, config/1750a/1750a.c,
19974         config/1750a/1750a.h, config/1750a/1750a.md, config/1750a/ms1750.inc,
19975         config/a29k/a29k-protos.h, config/a29k/a29k.c, config/a29k/a29k.h,
19976         config/a29k/a29k.md, config/a29k/rtems.h, config/a29k/t-a29kbare,
19977         config/a29k/t-vx29k, config/a29k/unix.h, config/a29k/vx29k.h,
19978         config/alpha/osf12.h, config/alpha/osf2or3.h,
19979         config/arm/arm-wince-pe.h, config/arm/arm.h, config/arm/riscix.h,
19980         config/arm/riscix1-1.h, config/arm/rix-gas.h, config/arm/t-riscix,
19981         config/clipper/clipper-protos.h, config/clipper/clipper.c,
19982         config/clipper/clipper.h, config/clipper/clipper.md,
19983         config/clipper/clix.h, config/convex/convex-protos.h,
19984         config/convex/convex.c, config/convex/convex.h,
19985         config/convex/convex.md, config/convex/fixinc.convex,
19986         config/convex/proto.h, config/elxsi/elxsi-protos.h,
19987         config/elxsi/elxsi.c, config/elxsi/elxsi.h, config/elxsi/elxsi.md,
19988         config/i386/386bsd.h, config/i386/aix386.h, config/i386/aix386ng.h,
19989         config/i386/bsd386.h, config/i386/dgux.h, config/i386/djgpp-rtems.h,
19990         config/i386/isc.h, config/i386/iscdbx.h, config/i386/linux-oldld.h,
19991         config/i386/next.h, config/i386/osf1-ci.asm, config/i386/osf1-cn.asm,
19992         config/i386/osf1elf.h, config/i386/osf1elfgdb.h, config/i386/osfelf.h,
19993         config/i386/osfrose.h, config/i386/rtems.h, config/i386/seq-gas.h,
19994         config/i386/seq-sysv3.h, config/i386/seq2-sysv3.h,
19995         config/i386/sequent.h, config/i386/sun.h, config/i386/sun386.h,
19996         config/i386/t-dgux, config/i386/t-next, config/i386/t-osf,
19997         config/i386/t-osf1elf, config/i860/bsd-gas.h, config/i860/bsd.h,
19998         config/i860/fx2800.h, config/i860/i860-protos.h, config/i860/i860.c,
19999         config/i860/i860.h, config/i860/i860.md, config/i860/mach.h,
20000         config/i860/paragon.h, config/i860/sysv3.h, config/i860/sysv4.h,
20001         config/i860/t-fx2800, config/i860/varargs.asm, config/m68k/a-ux.h,
20002         config/m68k/altos3068.h, config/m68k/apollo68.h,
20003         config/m68k/aux-crt1.c, config/m68k/aux-crt2.asm,
20004         config/m68k/aux-crtn.asm, config/m68k/aux-exit.c,
20005         config/m68k/aux-low.gld, config/m68k/aux-mcount.c,
20006         config/m68k/auxas.h, config/m68k/auxgas.h, config/m68k/auxgld.h,
20007         config/m68k/auxld.h, config/m68k/ctix.h, config/m68k/dpx2.h,
20008         config/m68k/dpx2.ifile, config/m68k/dpx2cdbx.h, config/m68k/dpx2g.h,
20009         config/m68k/isi-nfp.h, config/m68k/isi.h, config/m68k/lynx-ng.h,
20010         config/m68k/lynx.h, config/m68k/math-3300.h, config/m68k/news.h,
20011         config/m68k/news3.h, config/m68k/news3gas.h, config/m68k/newsgas.h,
20012         config/m68k/next.h, config/m68k/next21.h, config/m68k/rtems.h,
20013         config/m68k/t-aux, config/m68k/t-lynx, config/m68k/t-next,
20014         config/m68k/x-next, config/m88k/dgux.h, config/m88k/dgux.ld,
20015         config/m88k/dguxbcs.h, config/m88k/dolph.h, config/m88k/dolphin.ld,
20016         config/m88k/luna.h, config/m88k/m88k-coff.h, config/m88k/sysv3.h,
20017         config/m88k/t-bug, config/m88k/t-dgux, config/m88k/t-dgux-gas,
20018         config/m88k/t-dguxbcs, config/m88k/t-dolph, config/m88k/t-m88k-gas,
20019         config/m88k/t-tekXD88, config/m88k/tekXD88.h, config/m88k/tekXD88.ld,
20020         config/mips/bsd-4.h, config/mips/bsd-5.h, config/mips/dec-bsd.h,
20021         config/mips/dec-osf1.h, config/mips/elflorion.h,
20022         config/mips/iris4loser.h, config/mips/mips-5.h, config/mips/news4.h,
20023         config/mips/news5.h, config/mips/nws3250v4.h, config/mips/osfrose.h,
20024         config/mips/svr3-4.h, config/mips/svr3-5.h, config/mips/svr4-4.h,
20025         config/mips/svr4-5.h, config/mips/svr4-t.h, config/mips/t-bsd,
20026         config/mips/t-bsd-gas, config/mips/t-svr3, config/mips/t-svr3-gas,
20027         config/mips/t-svr4, config/mips/t-svr4-gas, config/mips/t-ultrix,
20028         config/mips/ultrix.h, config/nextstep-protos.h, config/nextstep.c,
20029         config/nextstep.h, config/nextstep21.h, config/ns32k/encore.h,
20030         config/ns32k/merlin.h, config/ns32k/pc532-mach.h,
20031         config/ns32k/pc532-min.h, config/ns32k/pc532.h,
20032         config/ns32k/sequent.h, config/ns32k/tek6000.h,
20033         config/ns32k/tek6100.h, config/ns32k/tek6200.h, config/pj/lib1funcs.S,
20034         config/pj/linux.h, config/pj/pj-protos.h, config/pj/pj.c,
20035         config/pj/pj.h, config/pj/pj.md, config/pj/pjl.h, config/pj/t-pj,
20036         config/sparc/rtems.h, config/we32k/we32k-protos.h,
20037         config/we32k/we32k.c, config/we32k/we32k.h, config/we32k/we32k.md:
20038         Delete file.
20040 2002-05-24  Richard Henderson  <rth@redhat.com>
20042         * flags.h (TLS_MODEL_GLOBAL_DYNAMIC): Set to 1.
20043         * toplev.c (flag_tls_default) Set to TLS_MODEL_GLOBAL_DYNAMIC.
20044         * config/i386/i386.c (tls_model_chars): Add leading space.
20045         (tls_symbolic_operand): Don't bias by 1.
20046         (legitimize_address): Don't unbias by 1.
20048 2002-05-24  Toshiyasu Morita  <toshiyasu.morita@hsa.hitachi.com>
20050         * lcm.c (optimize_mode_switching): Change bb used as indices
20051         to bb->index.
20053 2002-05-24  Richard Henderson  <rth@redhat.com>
20055         * config/ia64/ia64.c (ia64_reorg): Use update_life_info instead
20056         of update_life_info_in_dirty_blocks.
20058 2002-05-24  Jakub Jelinek  <jakub@redhat.com>
20060         PR other/6782
20061         * final.c (get_mem_expr_from_op): Return 0 if op is NULL.
20063 2002-05-24  Neil Booth  <neil@daikokuya.demon.co.uk>
20065         PR preprocessor/6780
20066         * cppmacro.c (enter_macro_context): Clear state.angled_headers.
20068 2002-05-24  Jim Blandy  <jimb@redhat.com>
20070         * dwarf2out.c (dwarf2out_finish): Don't forget to emit a final
20071         entry with a type code of zero, marking the end of the compilation
20072         unit's macro info.
20074 2002-05-24  Richard Henderson  <rth@redhat.com>
20076         * varasm.c (asm_output_bss): Always output one byte.
20077         * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Likewise.
20079 2002-05-24  Bryce McKinlay  <bryce@waitaki.otago.ac.nz>
20081         * tree.c (decl_type_context): Return NULL_TREE if decl's context is a
20082         namespace.
20084 2002-05-24  Andreas Jaeger  <aj@suse.de>
20086         * ggc-page.c (alloc_page): Cast variables of type size_t to
20087         unsigned long, adjust printf format string.
20088         (ggc_alloc): Likewise.
20089         (ggc_print_statistics): Likewise.
20090         (ggc_print_statistics): Correct printf format string for SCALE to
20091         use unsigned long.
20093 2002-05-24  Danny Smith  <dannysmith@users.sourceforge.net>
20095         * config/i386/mingw32.h (CPP_SPEC): Remove -remap.
20097 2002-05-23  Gabriel Dos Reis  <gdr@codesourcery.com>
20098             Zack Weinberg     <zack@codesourcery.com>
20100         * config/i386/mingw32.h (OUTPUT_QUOTED_STRING): Properly output
20101         quoted strings.
20102         * dwarf2out.c (lookup_filename): Properly quote filename in .file
20103         directive in assembly file.
20104         * config/m68k/dpx2.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
20105         * config/m88k/m88k.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
20106         * config/pj/pj.h (ASM_FILE_START): Likewise.
20107         * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
20108         * config/avr/avr.c (asm_file_end): Likewise.
20109         * toplev.c (output_quoted_string): Handle possibly signed plain
20110         char.
20111         * toplev.h (output_clean_symbol_name): Declare
20112         * toplev.c (output_clean_symbol_name): Define.
20113         * config/alpha/alpha.c (unicosmk_output_module_name): Use it.
20114         * config/1750a/1750a.h (ASM_FILE_START): Likewise.
20116 2002-05-24  Alan Modra  <amodra@bigpond.net.au>
20118         * config/rs6000/rs6000.c (output_toc): Mask longs to 32 bits.
20120 2002-05-23  Vladimir Makarov  <vmakarov@redhat.com>
20122         * genautomata.c (reserv_sets_hash_value): Use shift equal to 3/4
20123         of size of unsigned.
20125 2002-05-23  Richard Henderson  <rth@redhat.com>
20127         * configure.in (HAVE_AS_TLS): New test.
20128         * config.in, configure: Rebuild.
20129         * config/i386/i386.c (TARGET_HAVE_TLS): Set if HAVE_AS_TLS.
20130         (ix86_tls_dialect_string, ix86_tls_dialect): New.
20131         (override_options): Set it.
20132         (tls_model_chars, tls_symbolic_operand): New.
20133         (tls_symbolic_operand_1, global_dynamic_symbolic_operand): New.
20134         (local_dynamic_symbolic_operand, initial_exec_symbolic_operand): New.
20135         (local_exec_symbolic_operand): New.
20136         (get_pic_label_name): Merge into output_set_got.
20137         (ix86_asm_file_end): Emit pic_label_name if defined.
20138         (legitimate_constant_p, constant_address_p): New.
20139         (legitimate_pic_operand_p): New.
20140         (legitimate_pic_address_disp_p): Handle GOTTPOFF, NTPOFF, DTPOFF.
20141         (legitimate_address_p): Likewise.
20142         (ix86_encode_section_info): Rename from i386_; handle tls decls.
20143         (ix86_strip_name_encoding): New.
20144         (get_thread_pointer): New.
20145         (legitimize_address): Handle tls symbols.
20146         (output_pic_addr_const): Handle GOTTPOFF, TPOFF, NTPOFF, DTPOFF.
20147         Remove UNSPEC_PLT.
20148         (struct machine_function): Add some_ld_name.
20149         (get_some_local_dynamic_name, get_some_local_dynamic_name_1): Set it.
20150         (print_operand) [&]: Use it.  Handle UNSPEC_TP.
20151         (output_addr_const_extra): New.
20152         (maybe_get_pool_constant): New.
20153         (ix86_split_to_parts): Use it.
20154         (ix86_expand_move): Handle tls symbols.
20155         (ix86_tls_get_addr): New.
20156         * config/i386/i386.h (TARGET_GNU_TLS, TARGET_SUN_TLS): New.
20157         (TARGET_OPTIONS): Add tls-dialect.
20158         (CONSTANT_ADDRESS_P): Use new out-of-line function.
20159         (LEGITIMATE_CONSTANT_P): Likewise.
20160         (LEGITIMATE_PIC_OPERAND_P): Likewise.
20161         (TARGET_STRIP_NAME_ENCODING): New.
20162         (ASM_OUTPUT_LABELREF): New.
20163         (PRINT_OPERAND_PUNCT_VALID_P): Add '&'.
20164         (OUTPUT_ADDR_CONST_EXTRA): New.
20165         (PREDICATE_CODES): Update.
20166         (ix86_tls_dialect, ix86_tls_dialect_string): New.
20167         * config/i386/i386.md: Regroup and renumber unspec constants.
20168         (tls_global_dynamic_gnu, tls_global_dynamic_sun): New.
20169         (tls_local_dynamic_base_gnu, tls_local_dynamic_base_sun): New.
20170         (tls_global_dynamic, tls_local_dynamic_base): New.
20171         (tls_local_dynamic_once): New.
20172         * config/i386/i386-protos.h: Update.
20174 2002-05-23  Richard Henderson  <rth@redhat.com>
20176         * genemit.c (gen_insn): Print file:lineno comment before function.
20177         (main): likewise.
20178         * gensupport.c (struct queue_elem): Add filename member.
20179         (queue_pattern): Initialize it; update all callers.
20180         (process_include): Don't free filename.
20181         (read_md_rtx): Set read_rtx_filename.
20183 2002-05-23  Hans Boehm  <Hans_Boehm@hp.com>
20185         * config/ia64/linux.h (IA64_GATE_AREA_END): Adjust for 64K pages.
20187 2002-05-23  Richard Henderson  <rth@redhat.com>
20189         * config/i386/i386.c (output_set_got): Fix typo in pic no-deep case.
20191 2002-05-23  Richard Henderson  <rth@redhat.com>
20193         * doc/extend.texi (C++98 Thread-Local Edits): Update with
20194         commentary from Mark.
20196 2002-05-23  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
20198         * bb-reorder.c (make_reorder_chain, make_reorder_chain_1):
20199         Use FOR_EACH_BB macros to iterate over basic block chain.
20200         * cfg.c (clear_edges, clear_bb_flags, dump_flow_info,
20201         alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges):
20202         Likewise.
20203         * cfganal.c (set_edge_can_fallthru_flag, flow_call_edges_add,
20204         find_unreachable_blocks, create_edge_list, verify_edge_list,
20205         remove_fake_edges, add_noreturn_fake_exit_edges,
20206         flow_preorder_transversal_compute, flow_dfs_compute_reverse_execute):
20207         Likewise.
20208         * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
20209         find_sub_basic_blocks): Likewise.
20210         * cfgcleanup.c (try_optimize_cfg, delete_unreachable_blocks):
20211         Likewise.
20212         * cfglayout.c (record_effective_endpoints, cleanup_unconditional_jumps):
20213         Likewise.
20214         * cfgloop.c (flow_loops_cfg_dump, flow_loops_find):
20215         Likewise.
20216         * cfgrtl.c (compute_bb_for_insn, tidy_fallthru_edges,
20217         commit_edge_insertions, commit_edge_insertions_watch_calls,
20218         print_rtl_with_bb, verify_flow_info, purge_all_dead_edges): Likewise.
20219         * combine.c (combine_instructions, reg_dead_at_p): Likewise.
20220         * conflict.c (conflict_graph_compute): Likewise.
20221         * df.c (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
20222         df_modified_p, df_refs_unlink, df_dump): Likewise.
20223         * dominance.c (calc_dfs_tree, calculate_dominance_info): Likewise.
20224         * final.c (compute_alignments): Likewise.
20225         * flow.c (update_life_info, update_life_info_in_dirty_blocks,
20226         delete_noop_moves, calculate_global_regs_live, allocate_bb_life_data,
20227         count_or_remove_death_notes): Likewise.
20228         * gcse.c (oprs_unchanged_p, record_last_reg_set_info,
20229         compute_hash_table, compute_kill_rd, compute_rd, compute_ae_kill,
20230         classic_gcse, compute_transp, cprop, compute_pre_data,
20231         compute_transpout, invalidate_nonnull_info,
20232         delete_null_pointer_checks_1, delete_null_pointer_checks,
20233         compute_code_hoist_vbeinout, hoist_code, compute_ld_motion_mems,
20234         compute_store_table, build_store_vectors, store_motion): Likewise.
20235         * global.c (global_conflicts, mark_elimination): Likewise.
20236         * graph.c (print_rtl_graph_with_bb): Likewise.
20237         * haifa-sched.c (sched_init): Likewise.
20238         * ifcvt.c (if_convert): Likewise.
20239         * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
20240         compute_available, compute_nearerout, compute_rev_insert_delete,
20241         optimize_mode_switching): Likewise.
20242         * local-alloc.c (local_alloc, update_equiv_regs): Likewise.
20243         * predict.c (estimate_probability, note_prediction_to_br_prob,
20244         propagate_freq, counts_to_freqs, expensive_function_p,
20245         estimate_bb_frequencies): Likewise.
20246         * profile.c (instrument_edges, get_exec_counts,
20247         compute_branch_probabilities, compute_checksum, branch_prob,
20248         find_spanning_tree): Likewise.
20249         * recog.c (split_all_insns, peephole2_optimize): Likewise.
20250         * reg-stack.c (reg_to_stack, convert_regs_entry, convert_regs):
20251         Likewise.
20252         * regclass.c (scan_one_insn, regclass): Likewise.
20253         * regmove.c (mark_flags_life_zones, regmove_optimize,
20254         record_stack_memrefs): Likewise.
20255         * regrename.c (regrename_optimize, copyprop_hardreg_forward): Likewise.
20256         * reload1.c (reload, reload_combine, fixup_abnormal_edges): Likewise.
20257         * resource.c (find_basic_block): Likewise.
20258         * sched-ebb.c (schedule_ebbs): Likewise.
20259         * sched-rgn.c (is_cfg_nonregular, build_control_flow,
20260         find_single_block_region, find_rgns, schedule_insns)
20261         * sibcall.c (optimize_sibling_and_tail_recursive_call)
20262         * ssa-ccp.c (optimize_unexecutable_edges,
20263         ssa_ccp_df_delete_unreachable_insns): Likewise.
20264         * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
20265         * ssa.c (find_evaluations, compute_dominance_frontiers_1,
20266         rename_block, convert_to_ssa, compute_conservative_reg_partition,
20267         compute_coalesced_reg_partition, rename_equivalent_regs,
20268         convert_from_ssa): Likewise.
20269         * config/ia64/ia64.c (emit_predicate_relation_info, process_epilogue,
20270         process_for_unwind_directive): Likewise.
20272         * df.c (FOR_ALL_BBS): Removed.
20273         * gcse.c (struct null_pointer_info): Type of current_block field
20274         changed.
20275         (struct reg_avail_info): Type of last_bb field changed.
20276         * config/ia64/ia64.c (block_num): Removed.
20277         (need_copy_state): Type changed.
20278         (last_block): New.
20280 2002-05-23  Neil Booth  <neil@daikokuya.demon.co.uk>
20282         * cppinit.c (mark_named_operators): Split out from init_builtins.
20283         (cpp_finish_options): Call it from here instead.
20285 2002-05-23  Jason Thorpe  <thorpej@wasabisystems.com>
20287         * builtin-attrs.def: Update copyright years.
20288         (ATTR_NONNULL): New attribute identifier.
20289         (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_3): New
20290         attribute tree lists.
20291         (DEF_FORMAT_ATTRIBUTE): Chain a nonnull attribute for the
20292         format operand.
20293         (ATTR_FORMAT_ARG_1, ATTR_FORMAT_ARG_2): Use...
20294         (DEF_FORMAT_ARG_ATTRIBUTE): ...this to generate format_arg
20295         attribute lists.  Chain the appropriate nonnull attribute.
20296         * c-format.c (check_format_arg): Remove null format string
20297         warning.
20298         * testsuite/gcc.dg/format/null-1.c: New test.
20300 2002-05-23  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
20302         * Makefile.in (ADAC): Define.
20303         (SYSLIBS): Define.
20304         (.SUFFIXES): Move before language makefile fragments.
20305         (STAGE2_FLAGS_TO_PASS): Use stage CC as ADAC.
20307 2002-05-23  Mark Mitchell  <mark@codesourcery.com>
20309         * varasm.c (make_decl_rtl): Don't allow weak variables to be
20310         placed in common.
20312 Thu May 23 19:43:41 CEST 2002  Jan Hubicka  <jh@suse.cz>
20314         * cfg.c (dump_flow_info): Print results of
20315         maybe_hot/probably_never_executed predicates.
20316         * toplev.c (open_dump_file): Print function frequency.
20318 2002-05-23  David S. Miller  <davem@redhat.com>
20320         * cse.c (approx_reg_cost_1, approx_reg_cost): Recode to not use
20321         regsets.
20323 2002-05-23  Jason Thorpe  <thorpej@wasabisystems.com>
20325         * c-common.c (warn_nonnull): Declare.
20326         (c_common_attribute_table): Add "nonnull" attribute.
20327         (handle_nonnull_attribute, check_function_nonnull, nonnull_check_p,
20328         check_nonnull_arg, get_nonnull_operand, check_function_arguments,
20329         check_function_arguments_recurse): New functions.
20330         * c-common.h (warn_nonnull): Declare extern.
20331         (check_function_arguments, check_function_arguments_recurse): New
20332         prototypes.
20333         * c-decl.c (c_decode_option): Add -Wnonnull option.
20334         * c-format.c (set_Wformat): Set warn_nonnull if enabling
20335         format checking.
20336         (format_check_context): New structure.
20337         (check_format_info_recurse): Remove recursion and rename to...
20338         (check_format_arg): ...this.  Update comment.
20339         (check_format_info): Use check_function_arguments_recurse.
20340         * c-typeck.c (build_function_call): Call check_function_arguments
20341         instead of check_function_format.
20342         * doc/extend.texi: Document "nonnull" attribute.
20343         * doc/invoke.texi: Docuemnt -Wnonnull option.
20344         * testsuite/gcc.dg/nonnull-1.c: New test.
20345         * testsuite/gcc.dg/nonnull-2.c: New test.
20347 2002-05-23  David S. Miller  <davem@redhat.com>
20349         * basic-block.h (CLEANUP_NO_INSN_DEL): Define it.
20350         * cfgcleanup.c (cleanup_cfg): If it is set do not
20351         attempt to delete trivially dead insns.
20352         * except.c (finish_eh_generation): Pass it to cleanup_cfg.
20353         * toplev.c (rest_of_compilation): Document non-trivial aspect
20354         the RTL before optimize_save_area_alloca is run.
20356 2002-05-23  Neil Booth  <neil@daikokuya.demon.co.uk>
20358         * c-lex.c (indent_level): Remove.
20359         (cb_file_change, c_lex): Remove indent level handling.
20360         * c-lex.h (indent_level): Remove.
20361         * input.h (struct file_stack): Remove indent_level.
20362         * toplev.c (push_srcloc): Remove indent_level handling.
20364 2002-05-23  Jakub Jelinek  <jakub@redhat.com>
20366         PR target/6753
20367         * config/i386/i386.md (sse_movdfcc, sse_movdfcc_eq): Use Y instead
20368         of x in constraints for clarity.
20369         (sse_mov?fcc split): abort if op2 == op3.
20370         (sse_movsfcc_const0_1, sse_movsfcc_const0_2, sse_movsfcc_const0_3,
20371         sse_movsfcc_const0_4): Add earlyclobber.
20372         (sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
20373         sse_movdfcc_const0_4): Likewise.  Use DFmode, not SFmode.
20374         Use Y instead of x in constraints.
20376 2002-05-23  Richard Henderson  <rth@redhat.com>
20378         * doc/extend.texi (C99 Thread-Local Edits): New subsection.
20379         (C++98 Thread-Local Edits): New subsection.
20381         * config/i386/i386.c, config/i386/i386.h: Tidy comments and whitespace.
20382         (ix86_arch): Set type to enum processor_type.
20384         * config/i386/i386.md (movsi_1, movdi_1_rex64): Use
20385         LEGITIMATE_PIC_OPERAND_P not SYMBOLIC_CONST.
20387 2002-05-23  Jakub Jelinek  <jakub@redhat.com>
20389         * configure.in: Fix as version test for binutils 2.12.1 releases
20390         (without dates).
20391         * configure: Rebuilt.
20393 2002-05-23  Richard Henderson  <rth@redhat.com>
20395         * config/i386/i386.c (get_pic_label_name): New.
20396         (load_pic_register): Remove.
20397         (output_set_got): New.
20398         (ix86_expand_prologue): Use gen_set_got; mark insn REG_MAYBE_DEAD.
20399         * config/i386/i386.md (UNSPEC_SET_GOT): New.
20400         (UNSPECV_PROLOGUE_SET_GOT, UNSPECV_PROLOGUE_GET_PC): Remove.
20401         (prologue_set_got, prologue_get_pc): Remove.
20402         (set_got, set_got_nopic, set_got_deep, set_got_nodeep): New.
20403         (builtin_setjmp_receiver): Use gen_set_got.
20404         * config/i386/i386-protos.h: Update.
20406 Thu May 23 09:22:23 CEST 2002  Jan Hubicka  <jh@suse.cz>
20408         * gcse.c (hash_expr): Do not use alias set for hashing.
20410 2002-05-22  Kevin Buettner  <kevinb@redhat.com>
20412         * dbxout.c (dbxout_class_name_qualifiers): New function.
20413         (dbxout_symbol): Output class/struct qualifiers for a .stabs entry.
20415 2002-05-23  Neil Booth  <neil@daikokuya.demon.co.uk>
20417         * cpperror.c (_cpp_begin_message): No special casing
20418         of CPP_FATAL_LIMIT.
20419         * cppinit.c (sanity_checks): s/DL_FATAL/DL_ICE/.
20420         (output_deps, cpp_handle_option, cpp_post_options): Use DL_ERROR.
20421         * cpplib.c (do_include_common): Use DL_ERROR.
20422         * cpplib.h (CPP_FATAL_LIMIT, CPP_FATAL_ERRORS, DL_FATAL): Remove.
20423         (DL_ICE): Renumber.
20424         * fix-header.c (read_scan_file): Update.
20426 2002-05-22  Richard Henderson  <rth@redhat.com>
20428         * config/i386/i386.c (ix86_expand_call): New function, extracted
20429         from md call patterns.  Add pic_offset_table_rtx to
20430         CALL_INSN_FUNCTION_USAGE when needed.
20431         * config/i386/i386.md (call_pop, call): Use ix86_expand_call.
20432         (call_value_pop, call_value, untyped_call): Likewise.
20433         (call_exp, call_value_exp): Remove.
20434         * config/i386/i386-protos.h: Update.
20436 2002-05-22  Richard Henderson  <rth@redhat.com>
20438         * varasm.c (default_section_type_flags): Check for VAR_DECL
20439         before using DECL_THREAD_LOCAL.
20441 2002-05-22  David Edelsohn  <edelsohn@gnu.org>
20443         * config/rs6000/aix43.h (LINK_SPEC): Add PE initializer.
20444         (STARTFILE_SPEC): Delete PE crt0.o.
20445         * config/rs6000/aix51.h: Same.
20446         * config/rs6000/rs6000.c: Use TARGET_XCOFF, not OBJECT_FORMAT_COFF.
20447         * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Append [DS] to
20448         function descriptor symbol.  Use RS6000_OUTPUT_BASENAME.
20449         (ASM_OUTPUT_DEF_FROM_DECLS): Use RS6000_OUTPUT_BASENAME.
20450         * config/rs6000/xcoff.h (ASM_OUTPUT_DEF): Define.
20452 2002-05-22  Richard Henderson  <rth@redhat.com>
20454         * varasm.c (default_section_type_flags): Handle tls data and
20455         default sections.
20456         (default_unique_section): Handle tls sections.
20458 2002-05-23  Alan Modra  <amodra@bigpond.net.au>
20460         * configure.in (CROSS): Define NATIVE_CROSS.
20461         * configure: Regenerate.
20462         * gcc.c (STARTFILE_PREFIX_SPEC): Define.
20463         (startfile_prefix_spec): New var.
20464         (static_specs): Add startfile_prefix_spec.
20465         (do_spec_2): Split out from..
20466         (do_spec): ..here.
20467         (main): Process startfile_prefix_spec.
20468         * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC) Change name of
20469         dynamic linker.
20470         (STARTFILE_PREFIX_SPEC): Define.
20471         (STARTFILE_LINUX_SPEC, ENDFILE_LINUX_SPEC): Rewrite without
20472         absolute paths.
20474 2002-05-22  Kazu Hirata  <kazu@cs.umass.edu>
20476         * cpperror.c: Fix formatting.
20477         * cppexp.c: Likewise.
20478         * cppfiles.c: Likewise.
20479         * cpphash.c: Likewise.
20480         * cpphash.h: Likewise.
20481         * cppinit.c: Likewise.
20482         * cpplex.c: Likewise.
20483         * cpplib.c: Likewise.
20484         * cppmacro.c: Likewise.
20485         * cppmain.c: Likewise.
20486         * cppspec.c: Likewise.
20488 2002-05-22  Jakub Jelinek  <jakub@redhat.com>
20490         * combine.c (force_to_mode): Use gen_int_mode.
20491         Don't clear CONST_INT bits outside of mode.
20493 2002-05-22  Richard Henderson  <rth@redhat.com>
20495         * fixinc/inclhack.def (thread_keyword): Match __thread as last arg.
20496         * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
20498 2002-05-22  Jakub Jelinek  <jakub@redhat.com>
20500         PR c/6643
20501         * emit-rtl.c (widen_memory_access): Only call compare_tree_int
20502         if DECL_SIZE_UNIT is INTEGER_CST.
20504 2002-05-22  Richard Henderson  <rth@redhat.com>
20506         * flow.c (life_analysis): Delete broken reg_label check.
20508 2002-05-22  Richard Henderson  <rth@redhat.com>
20510         * fixinc/inclhack.def (thread_keyword): Allow as any prototype arg.
20511         * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
20513 Wed May 22 18:39:57 2002  J"orn Rennecke <joern.rennecke@superh.com>
20515         * t-sh (LIB2FUNCS_EXTRA): Now embed-bb.c.
20516         (embed-bb.c): New rule.
20517         * t-sh64 (LIB2FUNCS_EXTRA): Don't change.
20518         * config/sh/embed_bb.c: Delete.
20520 Wed May 22 18:25:29 2002  J"orn Rennecke <joern.rennecke@superh.com>
20522         * c-common.c (cb_register_builtins): Don't indent '#' of #define.
20524 2002-05-22  Kazu Hirata  <kazu@cs.umass.edu>
20526         * config/h8300/h8300.md (*andorqi3): New.
20528 2002-05-22  Neil Booth  <neil@daikokuya.demon.co.uk>
20530         PR preprocessor/6517
20531         * Makefile.in: Update.
20532         * c-common.c (c_common_post_options): Add preprocessor
20533         errors to the error count.
20534         * c-lang.c (c_post_options): Kill.
20535         (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
20536         * hooks.h: Add header guards.
20537         * langhooks-def.h: Include hooks.h.
20538         (LANG_HOOKS_POST_OPTIONS): Update.
20539         * langhooks.h (struct lang_hooks): Update post_options.
20540         * toplev.c (parse_options_and_default_flags): Update.
20541 objc:
20542         * objc-lang.c (objc_post_options): Kill.
20543         (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
20545 2002-05-21  Bruce Korb  <bkorb@gnu.org>
20547         * fixinc/tests/base/pthread.h(THREAD_KEYWORD_CHECK): add fix check
20548         * fixinc/inclhack.def(thread_keyword): use c_fix = format.
20549         * fixinc/fixincl.x: regen.
20551 2002-05-21  Kazu Hirata  <kazu@cs.umass.edu>
20553         * cfgbuild.c: Fix formatting.
20554         * cfg.c: Likewise.
20555         * cfgcleanup.c: Likewise.
20556         * cfglayout.c: Likewise.
20557         * cfgloop.c: Likewise.
20558         * cfgrtl.c: Likewise.
20560 2002-05-21  Richard Henderson  <rth@redhat.com>
20562         * c-common.h (enum rid): Add RID_THREAD.
20563         * c-decl.c (start_decl): Do not set DECL_COMMON for tls variables.
20564         (grokdeclarator): Grok __thread.
20565         * c-parse.in (reswords): Add __thread.
20566         (rid_to_yy): Add RID_THREAD.
20568         * tree.h (DECL_THREAD_LOCAL): New.
20569         (struct tree_decl): Add thread_local_flag.
20570         * print-tree.c (print_node): Dump DECL_THREAD_LOCAL.
20571         * tree.c (staticp): TLS variables are not static.
20573         * target-def.h (TARGET_HAVE_TLS): New.
20574         * target.h (have_tls): New.
20575         * output.h (SECTION_TLS): New.
20576         * varasm.c (assemble_variable): TLS variables can't be common for now.
20577         (default_section_type_flags): Handle .tdata and .tbss.
20578         (default_elf_asm_named_section): Handle SECTION_TLS.
20579         (categorize_decl_for_section): Handle DECL_THREAD_LOCAL.
20581         * flags.h (flag_tls_default): Declare.
20582         * toplev.c (flag_tls_default): Define.
20583         (display_help): Display help for it.
20584         (decode_f_option): Set it.
20586         * doc/extend.texi (Thread-Local): New node describing language-level
20587         thread-local storage.
20588         * doc/invoke.texi (-ftls-model): Document.
20590         * fixinc/inclhack.def (thread_keyword): New.
20591         * fixinc/fixincl.x: Rebuild.
20593 2002-05-21  Jeffrey A Law  <law@redhat.com>
20595         * optabs.c (expand_binop): For double-word integer multiplies,
20596         do not compute intermediate results into something that is
20597         not a register (such as a SUBREG or MEM).
20599         * i386.c (ix86_sched_reorder_ppro): Fix typo/thinko.
20600         (ix86_sched_reorder): Make sure to initialize scheduling
20601         data even when there's only one insn in the ready queue.
20603 2002-05-21  Vladimir Makarov  <vmakarov@redhat.com>
20605         * genautomata.c (reserv_sets_hash_value): Fix a typo.
20607 2002-05-21  Vladimir Makarov  <vmakarov@redhat.com>
20609         * genautomata.c (reserv_sets_hash_value): Define hash_value as
20610         set_el_t.  Transform the hash value into unsigned.
20611         (output_cycle_reservs): Fix bug with output of repeated `nothing'.
20612         (transform_3): Add code to process `(A,B)+(D,E)'.
20614 2002-05-21  NIIBE Yutaka  <gniibe@m17n.org>
20616         * reload1.c (do_output_reload): Run delete_output_reload
20617         only if optimizing.
20619 2002-05-21  Roger Sayle  <roger@eyesopen.com>
20621         PR middle-end/6600
20622         * expr.c (STORE_MAX_PIECES): New macro to avoid immediate constants
20623         larger than INTEGER_CST.  (store_by_pieces_1): Use it here...
20624         (can_store_by_pieces): ... and here to limit the largest mode used.
20625         Add a comment to document this function.
20627 2002-05-21  Richard Henderson  <rth@redhat.com>
20629         * flow.c (life_analysis): Fix test for deleted label.
20631 2002-05-21  Neil Booth  <neil@daikokuya.demon.co.uk>
20633         * doc/tm.texi: Fix typo.
20635 2002-05-21  Zack Weinberg  <zack@codesourcery.com>
20637         * c-common.c (c_common_init): Set options->unsigned_char from
20638         flag_signed_char.
20639         (cb_register_builtins): Define __STRICT_ANSI__ and
20640         __CHAR_UNSIGNED__ here...
20641         * cppinit.c (init_builtins): Not here.
20642         (cpp_create_reader): unsigned_char option defaults to 0, not
20643         !DEFAULT_SIGNED_CHAR.
20644         (COMMAND_LINE_OPTIONS, cpp_handle_option): Lose -fsigned-char
20645         and -funsigned-char.
20647         * cpphash.h (struct spec_nodes): Kill n__STRICT_ANSI__.
20648         * cpphash.c (_cpp_init_hashtable): Don't set it.
20649         * cppmacro.c (builtin_macro) [BT_STDC]: Use the language setting
20650         directly.  Clarify comment.
20652 2002-05-21  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
20654         * bb-reorder.c (make_reorder_chain_1): Use prev_bb/next_bb to get to
20655         neighboring basic blocks.  Use ENTRY_BLOCK_PTR->next_bb instead of
20656         BASIC_BLOCK (0).  Use EXIT_BLOCK_PTR->prev_bb instead of
20657         BASIC_BLOCK (n_basic_blocks - 1).
20658         * cfganal.c (can_fallthru, flow_call_edges_add,
20659         flow_preorder_transversal_compute): Too.
20660         * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
20661         find_sub_basic_blocks): Too.
20662         * cfgcleanup.c (try_simplify_condjump, try_optimize_cfg): Too.
20663         * cfglayout.c (skip_insns_after_block, fixup_reorder_chain,
20664         fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge): Too.
20665         * cfgrtl.c (tidy_fallthru_edges, verify_flow_info): Too.
20666         * combine.c (this_basic_block): Type changed to basic_block.
20667         (combine_instructions, set_nonzero_bits_and_sign_copies, try_combine,
20668         nonzero_bits, num_sign_bit_copies, get_last_value_validate,
20669         get_last_value, distribute_notes, distribute_links): Too.
20670         * final.c (compute_alignments): Too.
20671         * flow.c (regno_uninitialized, regno_clobbered_at_setjmp): Too.
20672         * function.c (thread_prologue_and_epilogue_insns): Too.
20673         * gcse.c (compute_code_hoist_vbeinout): Too.
20674         * global.c (build_insn_chain): Too.
20675         * ifcvt.c (find_if_block, find_cond_trap): Too.
20676         * predict.c (last_basic_block_p, note_prediction_to_br_prob): Too.
20677         * regmove.c (regmove_optimize): Too.
20678         * resource.c (find_basic_block): Too.
20679         * sched-ebb.c (schedule_ebbs): Too.
20680         * ssa-dce.c (find_control_dependence, find_pdom): Too.
20682 2002-05-21  Andreas Jaeger  <aj@suse.de>
20684         * cppinit.c (sanity_checks): Avoid printf mismatch warnings.
20686 2002-05-21  Richard Henderson  <rth@redhat.com>
20688         * reg-stack.c (swap_rtx_condition, subst_stack_regs_pat): Use
20689         unspec names, not numbers.
20691 2002-05-21  Joseph S. Myers  <jsm28@cam.ac.uk>
20693         * doc/sourcebuild.texi: Mention snapshot-README and
20694         snapshot-index.html as needing updating for new front ends.
20696 2002-05-21  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
20698         * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): Avoid warnings when
20699         disabling checking, and avoid multiple evaluation of RTX.
20701 2002-05-21  Richard Earnshaw  <rearnsha@arm.com>
20703         * bitmap.c (bitmap_find_bit): Return early if we have the correct
20704         element cached.
20706 Tue May 21 10:51:54 CEST 2002  Jan Hubicka  <jh@suse.cz>
20708         * profile.c (gen_edge_profiler):  Set alias set before the memory is
20709         used.
20711 2002-05-20  David S. Miller  <davem@redhat.com>
20713         * cselib.c (max_value_regs): New.
20714         (cselib_lookup, cselib_invalidate_regno): Initialize it when
20715         adding new entries to the REG_VALUES table and we are dealing with
20716         a hard register.
20717         (clear_table): Initialize it.
20718         (cselib_invalidate_regno): Use it to determine which hard
20719         registers to scan when mode is not VOIDmode.
20721 2002-05-20  Duraid Madina   <duraid@fl.net.au>
20723         * tradcpp.c (fixup_newlines): Use old-style function header.
20725 2002-05-20  Krister Walfridsson  <cato@df.lth.se>
20727         * reload1.c (reload_cse_simplify): Fix typo in rtx code check.
20729 2002-05-20  H.J. Lu  (hjl@gnu.org)
20731         Base on suggestions from Zhang Fuxin <fxzhang@ict.ac.cn>:
20733         * config/mips/mips.h (DFMODE_NAN): Defined.
20734         (SFMODE_NAN): Likewise.
20736 2002-05-20  Dale Johannesen  <dalej@apple.com>
20738         * combine.c (cant_combine_insn_p):  Back out my
20739         previous patch.
20741 2002-05-20  Kazu Hirata  <kazu@cs.umass.edu>
20743         * params.c: Fix formatting.
20744         * params.h: Likewise.
20745         * predict.c: Likewise.
20746         * prefix.c: Likewise.
20747         * print-rtl.c: Likewise.
20748         * print-tree.c: Likewise.
20749         * profile.c: Likewise.
20751 2002-05-20  H.J. Lu  (hjl@gnu.org)
20753         * gcc/config/mips/linux.h (SDB_DEBUGGING_INFO): Undefine.
20755 2002-05-20  Nick Clifton  <nickc@cambridge.redhat.com>
20757         * config/arm/arm-wince-pe.h (ASM_SPEC): Pass -mcpu and -march
20758         switches straight on to the assembler, do not abbreviate them.
20759         * config/arm/elf.h (ASM_SPEC): As above.
20760         * config/arm/semi.h (ASM_SPEC): As above.
20761         * config/arm/unknown-elf-oabi.h (ASM_SPEC): As above.
20762         * config/arm/xscale-coff.h (SUBTARGET_ASM_SPEC): Pass
20763         -mcpu=xscale on to the assembler by default.
20764         * config/arm/xscale-elf.h (SUBTARGET_ASM_SPEC): As above.
20766 2002-05-20  Richard Henderson  <rth@redhat.com>
20768         * cse.c (canon_hash): Reorder do_not_record test.  Always
20769         allow pic_offset_table_rtx.
20771 2002-05-19  Toon Moene  <toon@moene.indiv.nluug.nl>
20773         * optabs.c (expand_cmplxdiv_wide): Use complex_part_zero_p.
20774         (expand_binop): Ditto (3 times).
20776 2002-05-19  Mark Mitchell  <mitchell@doubledemon.codesourcery.com>
20778         * Makefile.in (distclean): Remove QMTest stuff.
20779         (QMTEST_PATH): New variable.
20780         (QMTESTFLAGS): Likewise.
20781         (QMTESTRUNFLAGS): Likewise.
20782         (QMTEST): Likewise.
20783         (QMTEST_GPP_TESTS): Likewise.
20784         (QMTEST_DIR): Likewise.
20785         (QMTEST_DIR/context): New target.
20786         (qmtest-g++): Likeise.
20787         (qmtest-gui): Likewise.
20788         (QMTEST_DIR/gpp-expected.qmr): Likewise.
20790 2002-05-19  Aldy Hernandez  <aldyh@redhat.com>
20792         * config/rs6000/rs6000.h (FUNCTION_VALUE): Only return vectors in
20793         an altivec register if TARGET_ALTIVEC.
20795         * config/rs600/rs6000.c (rs6000_emit_move): Change VECTOR_MODE_P
20796         to ALTIVEC_VECTOR_MODE.
20797         (rs6000_va_arg): Only vectors of type AltiVec are 16 byte aligned.
20798         (rs6000_va_arg): Vectors may go in registers if they are not
20799         altivec vectors.
20801 2002-05-19  Kazu Hirata  <kazu@cs.umass.edu>
20803         * protoize.c: Fix formatting.
20805 2002-05-19  Richard Henderson  <rth@redhat.com>
20807         * gensupport.c (init_include_reader): Merge into ...
20808         (process_include): ... here.  Simplify composite path creation.
20809         Plug memory leaks.  Fix file/line number tracking.  Do not
20810         process_define_cond_exec.  Return void.
20811         (process_rtx): Don't check process_include return value.
20813 2002-05-20  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
20815         * basic_block.h (struct basic_block_def): Added prev_bb and next_bb
20816         fields.
20817         (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
20818         traversing basic block chain.
20819         (create_basic_block_structure, create_basic_block): Declaration changed.
20820         (link_block, unlink_block): Declare.
20821         * cfg.c (entry_exit_blocks): Initialize new fields.
20822         (link_block, unlink_block): New.
20823         (expunge_block_nocompact): Unlink basic block.
20824         (dump_flow_info): Print prev_bb/next_bb fields.
20825         * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Modified.
20826         * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Modified.
20827         * cfglayout.c (fixup_reorder_chain, cfg_layout_duplicate_bb): Modified.
20828         * cfgrtl.c (create_basic_block_structure, create_basic_block,
20829         split_block, force_nonfallthru_and_redirect, split_edge): Modified.
20830         (verify_flow_info): Check that list agrees with numbering.
20832 2002-05-19  Neil Booth  <neil@daikokuya.demon.co.uk>
20834         * c-common.c (preprocessing_asm): New macro.
20835         * c-lex.h (builtin_define, builtin_assert): Use pfile.
20836 doc:
20837         * tm.texi: Update.
20838 config/alpha:
20839         * alpha.h (CPLUSPLUS_CPP_SPEC): Remove.
20840         (CPP_SPEC): Simplify.
20841         (TARGET_CPU_CPP_BUILTINS): Update.
20842         * freebsd.h (TARGET_OS_CPP_BUILTINS): New.
20843         (CPP_SPEC): Simplify.
20844         * linux.h (CPLUSPLUS_CPP_SPEC): Remove.
20845         (TARGET_OS_CPP_BUILTINS): Update.
20846         * osf.h (CPP_XFLOAT_SPEC): Kill.
20847         (TARGET_OS_CPP_BUILTINS): Update.
20848         (CPP_SUBTARGET_SPEC, SUBTARGET_EXTRA_SPECS): Simplify.
20849         * osf5.h (CPP_XFLOAT_SPEC): Kill.
20850         * vms.h (CPP_SUBTARGET_SPEC): Kill.
20851         (TARGET_OS_CPP_BUILTINS): Update.
20853 2002-05-19  Richard Henderson  <rth@redhat.com>
20855         * varasm.c (default_binds_local_p): Fix typo.
20857 2002-05-19  Marek Michalkiewicz  <marekm@amelek.gda.pl>
20859         * config/avr/avr.c (machine_dependent_reorg): Sign extend the
20860         CONST_INT operand to the correct mode after adding 1 to it.
20862 2002-05-19  Mark Mitchell  <mark@codesourcery.com>
20864         * config.gcc (powerpc-wrs-windiss*): New target.
20866 2002-05-19  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>
20868         * config/rs6000/rs6000.md (ashrdi3_no_power): New.
20869         (ashrdi3): Use it.
20871 2002-05-18  Mark Mitchell  <mark@codesourcery.com>
20873         * configure.in (AC_CHECK_FUNCS): Add checks for scandir and
20874         alphasort.
20875         * config.in: Regenerated.
20876         * configure: Regenerated.
20878 2002-05-19  Richard Henderson  <rth@redhat.com>
20880         * target-def.h (TARGET_BINDS_LOCAL_P): New.
20881         * target.h (struct gcc_target): Move boolean fields to the end.
20882         Add binds_local_p.
20883         * varasm.c (default_binds_local_p): New.
20884         * output.h: Declare it.
20886         * config/alpha/alpha.c (alpha_encode_section_info): Use the new hook.
20887         * config/cris/cris.c (cris_encode_section_info): Likewise.
20888         * config/i386/i386.c (i386_encode_section_info): Likewise.
20889         * config/ia64/ia64.c (ia64_encode_section_info): Likewise.
20890         * config/sh/sh.c (sh_encode_section_info): Likewise.
20892         * doc/tm.texi (TARGET_IN_SMALL_DATA_P): New.
20893         (TARGET_BINDS_LOCAL_P): New.
20895 2002-05-19  Richard Henderson  <rth@redhat.com>
20897         * system.h (BLOCK_PROFILER, BLOCK_PROFILER_CODE,
20898         FUNCTION_BLOCK_PROFILER, FUNCTION_BLOCK_PROFILER_EXIT,
20899         MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Poison.
20901         * toplev.c (display_help): Kill -a -ax help.
20903         * config/1750a/1750a.h, config/alpha/alpha.h,
20904         config/clipper/clipper.h, config/dsp16xx/dsp16xx.h,
20905         config/h8300/h8300.h, config/i960/i960.h, config/m68k/tower-as.h,
20906         config/m88k/m88k.h, config/vax/vax.h, config/we32k/we32k.h:
20907         (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Kill.
20909         * libgcc2.c [L_bb] (BLOCK_PROFILER_CODE): Kill.
20910         * config/m68k/sun3.h (BLOCK_PROFILER_CODE): Kill.
20912         * config/i386/i386-protos.h (ix86_output_block_profiler): Kill.
20913         (ix86_output_function_block_profiler): Kill.
20914         * config/m68hc11/m68hc11.c (m68hc11_block_profiler): Kill.
20915         (m68hc11_function_block_profiler): Kill.
20916         * config/m68hc11/m68hc11-protos.h: Update.
20917         * config/m88k/m88k.c (output_block_profiler): Kill.
20918         (output_function_block_profiler): Kill.
20919         * config/m88k/m88k-protos.h: Update.
20921 2002-05-19  Richard Henderson  <rth@redhat.com>
20923         * system.h (STRIP_NAME_ENCODING): Poison it.
20924         * output.h (STRIP_NAME_ENCODING): Remove.
20925         (default_strip_name_encoding): Declare.
20926         * target-def.h (TARGET_STRIP_NAME_ENCODING): New.
20927         * target.h (strip_name_encoding): New.
20928         * varasm.c (default_strip_name_encoding): New.
20930         * dwarf2asm.c, varasm.c, config/darwin.c, config/darwin.h,
20931         config/alpha/alpha.c, config/arm/pe.c, config/avr/avr.c,
20932         config/cris/cris.c, config/i386/cygwin.h, config/i386/interix.c,
20933         config/i386/winnt.c, config/m32r/m32r.h, config/mcore/mcore-elf.h,
20934         config/mcore/mcore-pe.h, config/mcore/mcore.c, config/mcore/mcore.h,
20935         config/mips/mips.c, config/mn10200/mn10200.h, config/mn10300/mn10300.h,
20936         config/pa/pa.c, config/pa/pa.h, config/pa/som.h,
20937         config/rs6000/rs6000.c, config/rs6000/sysv4.h, config/rs6000/xcoff.h,
20938         config/v850/v850.h: Use the hook, not the macro.
20940         * config/darwin-protos.h, config/darwin.c, config/darwin.h,
20941         config/alpha/alpha.c, config/alpha/alpha.h, config/h8300/h8300.c,
20942         config/h8300/h8300.h, config/i386/cygwin.h, config/i386/i386-interix.h,
20943         config/i386/i386-protos.h, config/i386/win32.h, config/i386/winnt.c,
20944         config/ia64/ia64.c, config/ia64/ia64.h, config/m32r/m32r.c,
20945         config/m32r/m32r.h, config/mcore/mcore.c, config/mcore/mcore.h,
20946         config/pa/pa.c, config/rs6000/rs6000.c, config/rs6000/sysv4.h,
20947         config/rs6000/xcoff.h, config/sh/sh.c, config/sh/sh.h,
20948         config/v850/v850.c, config/v850/v850.h:
20949         Move STRIP_NAME_ENCODING to out-of-line function and add
20950         TARGET_STRIP_NAME_ENCODING.
20952         * config/arm/arm.c, config/arm/arm.h, config/mmix/mmix-protos.h,
20953         config/mmix/mmix.c, config/mmix/mmix.h: Replace STRIP_NAME_ENCODING
20954         with TARGET_STRIP_NAME_ENCODING referencing existing function;
20955         make function static.
20957         * xcoffout.c: Include target.h
20958         * Makefile.in (xcoffout.o): Update.
20960         * config/avr/avr.c (avr_encode_section_info): Correct prototype.
20961         * config/avr/avr.h (STRIP_NAME_ENCODING): Remove.
20962         * config/rs6000/rs6000.c (rs6000_xcoff_unique_section): Mark
20963         reloc argument unused.
20964         * config/sh/sh.c (TARGET_ENCODE_SECTION_INFO): New.
20966         * doc/tm.texi (TARGET_STRIP_NAME_ENCODING): Update from previous
20967         STRIP_NAME_ENCODING docs.
20969 2002-05-19  Andreas Jaeger  <aj@suse.de>
20971         * gengenrtl.c: Add prototype for excluded_rtx.
20973         * real.h: Add prototype for exact_real_truncate.
20975 2002-05-18  Richard Henderson  <rth@redhat.com>
20977         * system.h (ENCODE_SECTION_INFO): Poison it.
20978         * target-def.h (TARGET_ENCODE_SECTION_INFO): New.
20979         * target.h (encode_section_info): New.
20980         * varasm.c (make_decl_rtl, output_constant_def): Use it.
20981         * hooks.c (hook_tree_int_void): New.
20982         * hooks.h: Declare it.
20984         * config/darwin.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
20985         config/alpha/alpha.h, config/arm/pe.h, config/avr/avr-protos.h,
20986         config/avr/avr.c, config/avr/avr.h, config/c4x/c4x-protos.h,
20987         config/c4x/c4x.c, config/c4x/c4x.h, config/cris/cris-protos.h,
20988         config/cris/cris.c, config/cris/cris.h, config/i386/cygwin.h,
20989         config/i386/win32.h, config/ia64/ia64-protos.h, config/ia64/ia64.c,
20990         config/ia64/ia64.h, config/m32r/m32r-protos.h, config/m32r/m32r.c,
20991         config/m32r/m32r.h, config/m68hc11/m68hc11-protos.h,
20992         config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
20993         config/mcore/mcore-protos.h, config/mcore/mcore.c,
20994         config/mcore/mcore.h, config/mmix/mmix-protos.h, config/mmix/mmix.c,
20995         config/mmix/mmix.h, config/rs6000/rs6000-protos.h,
20996         config/rs6000/sysv4.h, config/stormy16/stormy16-protos.h,
20997         config/stormy16/stormy16.c, config/stormy16/stormy16.h:
20998         Replace ENCODE_SECTION_INFO with TARGET_ENCODE_SECTION_INFO
20999         referencing existing function.  Make function static.
21001         * config/a29k/a29k.c, config/a29k/a29k.h, config/arc/arc.c,
21002         config/arc/arc.h, config/arm/arm.c, config/arm/arm.h,
21003         config/h8300/h8300.c, config/h8300/h8300.h, config/i370/i370.c,
21004         config/i370/i370.h, config/i386/i386-interix.h, config/i386/i386.c,
21005         config/i386/i386.h, config/i386/interix.c, config/m88k/m88k.c,
21006         config/m88k/m88k.h, config/mips/mips.c, config/mips/mips.h,
21007         config/ns32k/ns32k.c, config/ns32k/ns32k.h, config/pa/pa.c,
21008         config/pa/pa.h, config/romp/romp.c, config/romp/romp.h,
21009         config/rs6000/linux64.h, config/rs6000/xcoff.h, config/s390/s390.c,
21010         config/s390/s390.h, config/sh/sh.c, config/sh/sh.h,
21011         config/sparc/sparc.c, config/sparc/sparc.h, config/v850/v850.c,
21012         config/v850/v850.h, config/vax/vax.c, config/vax/vms.h,
21013         config/xtensa/xtensa.c, config/xtensa/xtensa.h:
21014         Move ENCODE_SECTION_INFO to out-of-line function and add
21015         TARGET_ENCODE_SECTION_INFO.
21017         * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Use hook, not macro.
21018         (ASM_DECLARE_OBJECT_NAME, ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
21020         * config/arm/pe.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Rename
21021         from SUBTARGET_*
21022         (switch_to_section): Replace in_rdata case with in_readonly_data.
21024         * config/h8300/h8300.c (h8300_encode_label): Make static.
21025         * config/h8300/h8300-protos.h: Update.
21027         * config/rs6000/rs6000.c (rs6000_elf_encode_section_info): Rename
21028         from rs6000_encode_section_info; make static.
21029         (rs6000_xcoff_encode_section_info): New.
21031         * config/v850/v850.c (v850_encode_data_area): Make static.
21032         * config/v850/v850-protos.h: Update.
21034         * config/vax/vax.c: Include flags.h.
21035         (vms_select_section): Fix typo.
21037         * doc/tm.texi (TARGET_ENCODE_SECTION_INFO): Update from previous
21038         ENCODE_SECTION_INFO docs.
21040 2002-05-18  Richard Henderson  <rth@redhat.com>
21042         * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Rename from
21043         REGISTER_TARGET_PRAGMAS.
21044         * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Redefine.
21046         * config.gcc: Do not use rs6000-c.c on powerpc-darwin.
21048 2002-05-18  Richard Henderson  <rth@redhat.com>
21050         * system.h (SELECT_RTX_SECTION): Poison.
21051         * target-def.h (TARGET_ASM_SELECT_RTX_SECTION): New.
21052         * target.h (select_rtx_section): New.
21053         * varasm.c (output_constant_pool): Use it.
21054         (default_select_rtx_section, default_elf_select_rtx_section): New.
21055         * output.h: Declare them.
21057         * config/darwin.h (SELECT_RTX_SECTION): Move ...
21058         * config/darwin.c (machopic_select_rtx_section): ... here.
21059         * config/darwin-protos.h: Update.
21061         * config/nextstep.h (SELECT_RTX_SECTION): Move ...
21062         * config/nextstep.c (machopic_select_rtx_section): ... here.
21063         (nextstep_select_section): Rename variable to avoid macro clash.
21064         * config/nextstep-protos.h: Update.
21066         * config/elfos.h, config/svr3.h, config/arm/aof.h, config/c4x/c4x.h,
21067         config/i386/dgux.h, config/i386/osfrose.h, config/i386/sco5.h,
21068         config/i386/svr3gas.h, config/i860/paragon.h, config/ia64/aix.h,
21069         config/m32r/m32r.h, config/m68k/dpx2.h, config/m68k/lynx.h,
21070         config/m68k/m68k.h, config/m68k/tower-as.h, config/m88k/dgux.h,
21071         config/mcore/mcore-pe.h, config/mips/mips.h, config/mmix/mmix.h,
21072         config/pa/pa-linux.h, config/pa/pa.h, config/romp/romp.h,
21073         config/rs6000/lynx.h, config/rs6000/sysv4.h, config/s390/linux.h,
21074         config/sparc/sysv4.h, config/xtensa/elf.h, config/xtensa/linux.h
21075         (SELECT_RTX_SECTION): Remove.
21077         * config/darwin.h, config/elfos.h, config/nextstep.h,
21078         config/ia64/aix.h, config/ia64/sysv4.h, config/alpha/alpha.c,
21079         config/mips/mips.c, config/romp/romp.c, config/rs6000/sysv4.h,
21080         config/rs6000/xcoff.h, config/s390/s390.c, config/sparc/aout.h,
21081         config/sparc/lynx.h, config/xtensa/xtensa.c
21082         (TARGET_ASM_SELECT_RTX_SECTION): New.
21084         * config/alpha/elf.h (SELECT_RTX_SECTION): Move ...
21085         * config/alpha/alpha.c (alpha_elf_select_rtx_section): ... here.
21086         * config/ia64/sysv4.h (SELECT_RTX_SECTION): Move ...
21087         * config/ia64/ia64.c (ia64_select_rtx_section): ... here.
21088         (ia64_aix_select_rtx_section): New.
21089         * config/mips/iris6.h (READONLY_DATA_SECTION_ASM_OP): Undef before
21090         redefining.
21091         * config/mips/mips.c (mips_select_rtx_section): Make static.
21092         Support ELF SHF_MERGE features.
21093         * config/mips/mips-protos.h: Update.
21094         * config/rs6000/xcoff.h (SELECT_RTX_SECTION): Move ...
21095         * config/rs6000/rs6000.c (rs6000_xcoff_select_rtx_section): ... here.
21096         (rs6000_elf_select_rtx_section): Rename from rs6000_select_rtx_section;
21097         make static, fall back to default_elf_select_rtx_section.
21098         * config/rs6000/rs6000-protos.h: Update.
21099         * config/sparc/sparc.h (SELECT_RTX_SECTION): Move ...
21100         * config/sparc/sparc.c (sparc_aout_select_rtx_section): ... here.
21101         * config/sparc/sunos4.h (on_exit): Declare only if IN_LIBGCC2.
21102         * config/romp/romp.c (romp_select_rtx_section): New.
21103         * config/s390/s390.c (s390_select_rtx_section): New.
21104         * config/xtensa/xtensa.c: Include output.h.  Shuffle local function
21105         declarations before target macro definition.
21106         (xtensa_emit_call): Use static buffer.
21107         (xtensa_select_rtx_section): New.
21108         * config/xtensa/xtensa.h (MAX_INT_TYPE_SIZE): Remove.
21109         (IMPLICIT_FIX_EXPR, EASY_DIV_EXPR): Remove.
21110         (ASM_OUTPUT_POOL_PROLOGUE): Update call to resolve_unique_section.
21112         * doc/tm.texi (TARGET_ASM_SELECT_RTX_SECTION): Update from
21113         SELECT_RTX_SECTION docs.
21115 Sun May 19 00:24:23 CEST 2002  Jan Hubicka  <jh@suse.cz>
21117         * i386.md (movsi/movdi): Fix template.
21118         (sse2 patterns): Set attributes consistently.
21120         * i386.md (pushqi2, ashrqi_*): Fix constraint.
21122 2002-05-18  Toon Moene  <toon@moene.indiv.nluug.nl>
21124         * optabs.c (complex_part_zero_p): New.
21125         * (expand_cmplxdiv_straight): Use it.
21126         * (expand_cmplxdiv_wide): Ditto.
21127         * (expand_binop): Ditto.
21129 2002-05-18  Richard Henderson  <rth@redhat.com>
21131         * final.c (HAVE_READONLY_DATA_SECTION): New.
21132         (shorten_branches): Use it instead of ifdefs.
21133         * varasm.c (enum in_section): Add in_readonly_data.
21134         (text_section, data_section): Tidy.
21135         (readonly_data_section): Use READONLY_DATA_SECTION_ASM_OP if present.
21137         * config/darwin.h, config/nextstep.h, config/h8300/elf.h,
21138         config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h
21139         (READONLY_DATA_SECTION): Don't undef.
21141         * config/alpha/unicosmk.h, config/h8300/elf.h, config/i386/aix386ng.h,
21142         config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h,
21143         config/rs6000/lynx.h (READONLY_DATA_SECTION_ASM_OP): Undef.
21145         * config/elfos.h, config/svr3.h, config/alpha/alpha-interix.h,
21146         config/alpha/elf.h, config/c4x/c4x.h, config/i386/i386-interix.h,
21147         config/i386/sco5.h, config/i386/svr3gas.h, config/i860/sysv3.h,
21148         config/m88k/m88k.h, config/pa/pa64-hpux.h (USE_CONST_SECTION): Remove.
21150         * config/elfos.h, config/netware.h, config/alpha/alpha-interix.h,
21151         config/alpha/elf.h, config/alpha/vms.h, config/arc/arc.h,
21152         config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
21153         config/i386/dgux.h, config/i386/i386-interix.h, config/i386/sco5.h,
21154         config/ia64/hpux.h, config/m32r/m32r.h, config/m68k/tower-as.h,
21155         config/m88k/m88k.h, config/mcore/mcore-pe.h, config/mips/iris6.h,
21156         config/mips/mips.h, config/mmix/mmix.h, config/pa/pa64-hpux.h,
21157         config/sparc/sysv4.h (READONLY_DATA_SECTION_ASM_OP): Rename from
21158         CONST_SECTION_ASM_OP/READONLY_SECTION_ASM_OP/RDATA_SECTION_ASM_OP.
21160         * config/elfos.h, config/netware.h, config/1750a/1750a.h,
21161         config/a29k/a29k.h, config/alpha/alpha-interix.h, config/alpha/alpha.h,
21162         config/arm/coff.h, config/h8300/h8300.h, config/i386/aix386ng.h,
21163         config/i386/i386-interix.h, config/i386/osfrose.h, config/mmix/mmix.h,
21164         config/pa/pa64-hpux.h, config/sparc/litecoff.h
21165         (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Remove.
21167         * config/elfos.h, config/netware.h, config/svr3.h,
21168         config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
21169         config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
21170         config/h8300/h8300.h, config/i386/i386-interix.h,
21171         config/i386/osfrose.h, config/i386/svr3gas.h, config/mmix/mmix.h,
21172         config/pa/pa64-hpux.h (READONLY_DATA_SECTION): Remove.
21174         * config/elfos.h, config/netware.h, config/svr3.h,
21175         config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
21176         config/c4x/c4x.h, config/i386/aix386ng.h, config/i386/i386-interix.h,
21177         config/i386/sco5.h, config/i386/svr3gas.h, config/mmix/mmix.h,
21178         config/pa/pa64-hpux.h (CONST_SECTION_FUNCTION): Remove.
21180         * config/lynx.h, config/svr3.h, config/alpha/elf.h, config/alpha/vms.h,
21181         config/c4x/c4x.h, config/dsp16xx/dsp16xx.h, config/i386/sco5.h,
21182         config/i386/svr3gas.h, config/i860/sysv3.h, config/i860/sysv4.h,
21183         config/ia64/sysv4.h, config/m32r/m32r.h, config/m88k/m88k.h,
21184         config/mcore/mcore-elf.h, config/mcore/mcore-pe.h, config/mips/elf.h,
21185         config/mips/elf64.h, config/mips/iris6.h, config/mips/linux.h,
21186         config/mips/mips.h, config/mips/rtems64.h, config/mips/vxworks.h,
21187         config/rs6000/sysv4.h, config/v850/v850.h
21188         (EXTRA_SECTIONS): Remove in_const/in_rdata.
21189         (EXTRA_SECTION_FUNCTIONS): Remove accompanying function.
21191         * config/svr3.h, config/c4x/c4x.h, config/i386/dgux.h,
21192         config/i386/sco5.h, config/i386/svr3gas.h, config/ia64/aix.h,
21193         config/m88k/dgux.h, config/mcore/mcore-pe.h, config/mmix/mmix.h,
21194         config/sparc/sysv4.h (SELECT_RTX_SECTION): Use readonly_data_section.
21195         * config/alpha/alpha.c (alpha_start_function): Likewise.
21196         (alpha_write_linkage): Likewise.
21197         * config/m32r/m32r.c (m32r_select_section): Likewise.
21198         * config/m88k/m88k.c (m88k_select_section): Likewise.
21199         * config/mips/mips.c (mips_select_rtx_section): Likewise.
21200         * config/rs6000/rs6000.c (rs6000_select_rtx_section): Likewise.
21201         (rs6000_elf_select_section): Likewise.
21202         * config/v850/v850.c (v850_select_section): Likewise.
21204         * config/1750a/1750a.h, config/i860/sysv3.h
21205         (READONLY_DATA_SECTION_ASM_OP): New.
21206         READONLY_DATA_SECTION_ASM_OP.
21207         * config/i386/interix.c, config/i386/winnt.c
21208         (i386_pe_unique_section): Always use .rdata prefix.
21209         * config/pa/som.h (readonly_data): Always switch to read-only section.
21210         (READONLY_DATA_SECTION): Predicate on flag_pic.
21211         * config/we32k/we32k.h (READONLY_DATA_SECTION): Remove parenthesis.
21212         * doc/tm.texi (READONLY_DATA_SECTION_ASM_OP): New.
21213         (READONLY_DATA_SECTION): Update.
21215 2002-05-18  Jason Thorpe  <thorpej@wasabisystems.com>
21217         * c-common.c (c_common_post_options): Warn if -Wformat-zero-length
21218         is used without -Wformat.
21219         * c-common.h (warn_format_zero_length): Declare extern.
21220         * c-decl.c (warn_options): Add "format-zero-length".
21221         * c-format.c (warn_format_zero_length): Declare.
21222         (set_Wformat): Set warn_format_zero_length for -Wformat.
21223         (check_format_info): Only warn about zero-length formats if
21224         warn_format_zero_length is true.  Include the format type
21225         name in the warning message.
21226         * doc/invoke.texi: Document -Wformat-zero-length.
21227         * testsuite/gcc.dg/format/zero-length-1.c: New test.
21229 2002-05-18  Kazu Hirata  <kazu@cs.umass.edu>
21231         * timevar.c: Fix formatting.
21232         * tlink.c: Likewise.
21233         * toplev.c: Likewise.
21234         * tree-dump.c: Likewise.
21235         * tree-inline.c: Likewise.
21237 2002-05-18  Neil Booth  <neil@daikokuya.demon.co.uk>
21239         * cppinit.c (cpp_post_options): If preprocessed, turn off
21240         traditional.  If traditional, turn off column numbers.
21241         * cpplib.c (cpp_push_buffer): Lex from stage 3 if traditional.
21242         * cpptrad.c (handle_newline): Update line_base.
21243         (skip_comment): Handle -Wcomment.
21245 2002-05-17  Zack Weinberg  <zack@codesourcery.com>
21247         * cppinit.c (struct builtin): Remove unused fields.
21248         (CPLUS, BUILTIN, OPERATOR, O, builtin_array_end): Kill.
21249         (operator_array): New - was second half of builtin_array.
21250         (init_builtins): Simplify loop over builtin_array/operator_array.
21252 2002-05-18  Neil Booth  <neil@daikokuya.demon.co.uk>
21254         * defaults.h (UNIQUE_SECTION): Remove.
21255         * system.h (UNIQUE_SECTION, SELECT_SECTION): Poison.
21257 2002-05-17  Richard Henderson  <rth@redhat.com>
21259         * expr.c (init_expr_once): Don't use start/end_sequence.
21260         Use rtx_alloc instead of emit_insn.
21261         * toplev.c (lang_dependent_init): Run init_expr_once here ...
21262         (lang_independent_init): ... not here.
21264 2002-05-17  Jason Thorpe  <thorpej@wasabisystems.com>
21266         * config/sh/lib1funcs.asm (GLOBAL): Use __USER_LABEL_PREFIX__.
21268 2002-05-17  Marek Michalkiewicz  <marekm@amelek.gda.pl>
21270         * config/avr/avr.c (avr_regs_to_save): New function.  Also check
21271         for fixed registers, possibly used for global register variables.
21272         (initial_elimination_offset, avr_output_function_prologue,
21273         avr_output_function_epilogue):  Move common code to avr_regs_to_save.
21275 2002-05-17  Neil Booth  <neil@daikokuya.demon.co.uk>
21277         * Makefile.in: Update for cpptrad.c.
21278         * cpphash.h (struct cpp_buffer): New members for buffer
21279         overlays.
21280         (struct cpp_reader): New members for traditional output.
21281         (_cpp_read_logical_line, _cpp_overlay_buffer): New.
21282         * cppinit.c (cpp_create_reader): Set trad_line.
21283         (cpp_destroy): Free trad_out_base if used.
21284         (cpp_read_main_file): Overlay an empty buffer if traditional.
21285         (cpp_finish_options): Don't do builtins.
21286         (COMMAND_LINE_OPTIONS): Add -traditional-cpp.
21287         (cpp_handle_option): Handle it.
21288         * cpplex.c (continue_after_nul): New.
21289         (_cpp_lex_direct): Use handle_nul.
21290         * cpplib.h (struct cpp_options): New traditional option.
21291         * cpptrad.c: New file.
21293 2002-05-17  Neil Booth  <neil@daikokuya.demon.co.uk>
21295         * c-common.c (c_common_init_options): Use C89 for Objective-C,
21296         and set the options flag.
21297         * cppinit.c (lang_flags): Remove objc.
21298         (lang_defaults): Remove OBJC and OBJCXX.
21299         (set_lang): Update.
21300         (COMMAND_LINE_OPTIONS): Remove -+ and -lang-objc++.
21301         (cpp_handle_option): Remove -+ and -lang-objc++.
21302         For ObjC, just set a flag.
21303         (print_help): Update.
21304         * cpplib.h (enum c_lang): Remove CLK_OBJC and CLK_OBJCXX.
21306 2002-05-17  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
21308         * doc/install.texi (Specific, mips-sgi-irix6): Document need to
21309         bootstrap with -mips3.
21311 2002-05-17  Kazu Hirata  <kazu@cs.umass.edu>
21313         * final.c: Fix formatting.
21314         * fix-header.c: Likewise.
21315         * flow.c: Likewise.
21316         * fold-const.c: Likewise.
21317         * function.c: Likewise.
21319 2002-05-17  David S. Miller  <davem@redhat.com>
21321         PR c/6689, PR optimization/6615
21322         * local-alloc.c (struct equivalence): Rename 'src' to 'src_p'
21323         and make it a pointer to rtx.  Update comments.
21324         (update_equiv_regs): When scanning for equivalences, record
21325         address of SET_SRC (set) in reg_equiv[].src_p.  Dereference
21326         it while making the equiv replacements.
21328 2002-05-17  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
21330         * config/sparc/sparc.c (sparc_aout_select_section): Fixed typo.
21332 2002-05-17  kaz Kojima  <kkojima@rr.iij4u.or.jp>
21334         * config/sh/sh.h (ENCODE_SECTION_INFO): Consider MODULE_LOCAL_P
21335         when encoding visibility into SYMBOL_REF_FLAG.
21337 2002-05-17  Richard Sandiford  <rsandifo@redhat.com>
21339         * expr.c (force_operand): Fix reversed move.
21341 2002-05-17  Kurt Wall <kwall@kurtwerks.com>
21343         * doc/install.texi (Testing): Mention two common DejaGnu warnings
21344         that can be ignored.
21346 2002-05-16  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
21348         * doc/install.texi (Final install): Recommend to install into a
21349         "clean" target directory.
21351 2002-05-17  Richard Henderson  <rth@redhat.com>
21353         * config/ia64/ia64.md: Use braced strings instead of quoted strings
21354         for code blocks.  Tidy whitespace.
21356 2002-05-17  Richard Henderson  <rth@redhat.com>
21358         * hooks.c (hook_tree_bool_false): New.
21359         * hooks.h: Declare it.
21360         * target-def.h (TARGET_ASM_SELECT_SECTION): New.
21361         (TARGET_ASM_UNIQUE_SECTION, TARGET_IN_SMALL_DATA_P): New.
21362         * target.h (select_section, unique_section): New.
21363         (in_small_data_p): New.
21364         * varasm.c (resolve_unique_section): Use hooks instead of macros.
21365         (variable_section, output_constant_def_contents): Likewise.
21366         (default_select_section, default_unique_section): New.
21367         (categorize_decl_for_section, default_elf_select_section): New.
21368         * output.h: Declare them.
21370         * config/darwin.h (ALIAS_SECTION, try_section_alias): Remove.
21371         (TARGET_ASM_SELECT_SECTION): New.
21372         (SELECT_SECTION): Move ...
21373         * config/darwin.c (machopic_select_section): ... here.
21374         * config/darwin-protos.h: Update.
21376         * config/nextstep.h (TARGET_ASM_SELECT_SECTION): New.
21377         (SELECT_SECTION): Move ...
21378         * config/nextstep.c (nextstep_select_section): ... here.
21379         * config/nextstep-protos.h: Update.
21381         * config/elfos.h (UNIQUE_SECTION, SELECT_SECTION): Remove.
21382         (TARGET_ASM_SELECT_SECTION): New.
21383         * config/svr3.h (SELECT_SECTION): Remove.
21385         * config/alpha/alpha.c (unicosmk_unique_section): Make static.
21386         (TARGET_ASM_UNIQUE_SECTION) [UNICOS]: New.
21387         (TARGET_IN_SMALL_DATA_P, alpha_in_small_data_p): New.
21388         (alpha_encode_section_info): Use it.
21389         * config/alpha/alpha-protos.h: Update.
21390         * config/alpha/elf.h (DO_SELECT_SECTION): Remove.
21391         (SELECT_SECTION, UNIQUE_SECTION): Remove.
21392         (TARGET_ASM_SELECT_SECTION): New.
21393         * config/alpha/unicosmk.h (UNIQUE_SECTION): Remove.
21395         * config/arm/pe.h (UNIQUE_SECTION): Remove.
21396         (TARGET_ASM_UNIQUE_SECTION): New.
21398         * config/avr/avr.c (TARGET_ASM_UNIQUE_SECTION): New.
21399         (avr_unique_section): Rename from unique_section; make static.
21400         * config/avr/avr-protos.h: Update.
21401         * config/avr/avr.h (UNIQUE_SECTION): Remove.
21403         * config/c4x/c4x.h (SELECT_SECTION): Remove.
21405         * config/i386/cygwin.h (UNIQUE_SECTION): Remove.
21406         (TARGET_ASM_UNIQUE_SECTION): New.
21407         * config/i386/i386-interix.h: Likewise.
21408         * config/i386/win32.h: Likewise.
21409         * config/i386/djgpp.h (UNIQUE_SECTION): Remove.
21410         * config/i386/i386.c (ix86_asm_file_end): Use target hook not macro.
21411         * config/i386/sco5.h (SELECT_SECTION): Remove.
21412         (TARGET_ASM_SELECT_SECTION): New.
21413         * config/i386/svr3gas.h (SELECT_SECTION): Remove.
21415         * config/i860/paragon.h: Undef TARGET_ASM_SELECT_SECTION
21416         instead of SELECT_SECTION.
21417         * config/m68k/dpx2.h: Likewise.
21418         * config/rs6000/lynx.h: Likewise.
21420         * config/ia64/aix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
21421         (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
21422         * config/ia64/ia64.c (TARGET_IN_SMALL_DATA_P): New.
21423         (ia64_in_small_data_p): New.
21424         (ia64_encode_section_info): Use it.  Reorganize overlarge conditional.
21425         (ia64_aix_select_section, ia64_aix_unique_section): New.
21426         * config/ia64/sysv4.h (DO_SELECT_SECTION): Remove.
21427         (SELECT_SECTION, UNIQUE_SECTION): Remove.
21429         * config/m32r/m32r.h (SELECT_SECTION): Remove.
21430         (TARGET_ASM_SELECT_SECTION): New.
21431         * config/m32r/m32r.c (m32r_select_section): Take align argument.
21432         * config/m32r/m32r-protos.h: Update.
21434         * config/m88k/m88k.h (TARGET_ASM_SELECT_SECTION): New.
21435         (SELECT_SECTION): Move ...
21436         * config/m88k/m88k.c (m88k_select_section): ... here.
21438         * config/mcore/mcore-pe.h (SELECT_SECTION): Remove.
21439         * config/mcore/mcore.h (UNIQUE_SECTION): Remove.
21440         * config/mcore/mcore.c (TARGET_ASM_UNIQUE_SECTION): New.
21441         (mcore_unique_section): Make static.
21442         * config/mcore/mcore-protos.h: Update.
21444         * config/mips/elf.h (UNIQUE_SECTION): Remove.
21445         (TARGET_ASM_UNIQUE_SECTION): New.
21446         * config/mips/elf64.h: Likewise.
21447         * config/mips/iris6gld.h: Likewise.
21448         * config/mips/linux.h: Likewise.
21449         * config/mips/mips-protos.h: Update.
21450         * config/mips/mips.c (mips_select_section): Add align argument.
21451         * config/mips/mips.h (SELECT_SECTION): Remove.
21452         (TARGET_ASM_SELECT_SECTION): New.
21454         * config/mmix/mmix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
21455         * config/mmix/mmix.c (mmix_select_section): Remove.
21456         (mmix_unique_section): Remove.
21457         * config/mmix/mmix-protos.h: Update.
21459         * config/pa/pa.h (TARGET_ASM_SELECT_SECTION): New.
21460         (SELECT_SECTION): Move ...
21461         * config/pa/pa.c (pa_select_section): ... here.
21462         * config/pa/pa64-hpux.h (UNIQUE_SECTION): Remove.
21464         * config/rs6000/rs6000.c (rs6000_elf_select_section): Rename
21465         from rs6000_select_section and make static.
21466         (rs6000_elf_unique_section): Similarly.
21467         (rs6000_xcoff_select_section): From xcoff.h.
21468         (rs6000_xcoff_unique_section): Likewise.
21469         * config/rs6000/rs6000-protos.h: Update.
21470         * config/rs6000/sysv4.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
21471         (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
21472         * config/rs6000/xcoff.h: Likewise.
21474         * config/sparc/aout.h (TARGET_ASM_SELECT_SECTION): New.
21475         (SELECT_SECTION): Move ...
21476         * config/sparc/sparc.c (sparc_aout_select_section): ... here.
21478         * config/v850/v850.h (SELECT_SECTION): Move ...
21479         * config/v850/v850.c (v850_select_section): ... here.
21480         (TARGET_ASM_SELECT_SECTION): New.
21482         * config/vax/vms.h (SELECT_SECTION): Move ...
21483         * config/vax/vax.c (vms_select_section): ... here.
21484         (TARGET_ASM_SELECT_SECTION): New.
21486         * doc/tm.texi: Update SELECT_SECTION and UNIQUE_SECTION docs
21487         for the target hooks.
21489 2002-05-17  Nick Clifton  <nickc@cambridge.redhat.com>
21491         * config/arm/arm.c (emit_multi_reg_push): Do not set
21492         RTX_FRAME_RELATED_P on the SEQUENCE.
21494 2002-05-16  Richard Henderson  <rth@redhat.com>
21496         * config/ia64/ia64.c (ia64_reorg): Rebuild bb_for_insn before
21497         splitting.  Use split_all_insns; update_life_info_in_dirty_blocks.
21499 2002-05-16  Richard Henderson  <rth@redhat.com>
21501         * config/alpha/unicosmk.h (TARGET_OS_CPP_BUILTINS): Fix typo.
21503         * config/ia64/ia64.c (saveable_obstack): Do not declare.
21505 2002-05-16  Richard Henderson  <rth@redhat.com>
21507         * basic-block.h, bb-reorder.c, cfg.c, cfganal.c, cfgbuild.c,
21508         cfgcleanup.c, cfglayout.c, cfgloop.c, cfgrtl.c, combine.c,
21509         conflict.c, df.c, df.h, dominance.c, final.c, flow.c, function.c,
21510         gcse.c, global.c, graph.c, haifa-sched.c, ifcvt.c, lcm.c,
21511         local-alloc.c, loop.c, predict.c, print-rtl.c, profile.c,
21512         recog.c, reg-stack.c, regclass.c, regmove.c, regrename.c,
21513         reload1.c, reorg.c, resource.c, sbitmap.c, sched-deps.c,
21514         sched-ebb.c, sched-rgn.c, sibcall.c, ssa-ccp.c, ssa-dce.c, ssa.c:
21515         Revert "Basic block renumbering removal", and two followup patches.
21517 2002-05-16  Jason Thorpe  <thorpej@wasabisystems.com>
21519         * lcm.c (optimize_mode_switching): Revert previous change.
21521 2002-05-16  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
21523         * sched-rgn.c (schedule_insns): Initialize large_region_blocks
21524         with only extant block numbers.
21526 2002-05-16  Jason Thorpe  <thorpej@wasabisystems.com>
21528         * lcm.c (optimize_mode_switching): Fix typo.
21530 2002-05-16  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
21532         * flow.c (calculate_global_regs_live): Queue blocks in program order.
21534 2002-05-16  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
21536         * doc/install.texi (Configuration): Document PWDCMD.
21538 2002-05-16  Dale Johannesen  <dalej@apple.com>
21540         * combine.c (cant_combine_insn_p):  Reenable combinations
21541         involving hard regs unless CLASS_LIKELY_SPILLED_P.
21543 2002-05-16  Neil Booth  <neil@daikokuya.demon.co.uk>
21545         * c-common.c (cb_register_builtins): Handle more built-ins
21546         here rather than in gcc.c specs.
21547         * gcc.c (cpp_unique_options): Move many built-ins to c-common.c.
21548         (cpp_options): Pass -O flags even when only preprocessing.
21549         * toplev.c (set_fast_math_flags): New prototype.
21550         (fast_math_flags_set_p): New.
21551         (set_no_fast_math_flags): Remove.
21552         (decode_f_option): Update.
21553         * toplev.h (set_fast_math_flags): Update.
21554         (fast_math_flags_set_p): New.
21555         (set_no_fast_math_flags): Remove.
21556 config:
21557         * c4x/c4x.c (c4x_override_options): Update.
21559 2002-05-16  Zack Weinberg  <zack@codesourcery.com>
21561         * c-common.c (STDC_0_IN_SYSTEM_HEADERS, REGISTER_PREFIX):
21562         Default-define here.
21563         (builtin_define_with_value): Can now wrap the expansion in
21564         quotation marks if such is wanted.
21565         (cb_register_builtins): Update calls to builtin_define_with_value.
21566         Define __REGISTER_PREFIX__, __USER_LABEL_PREFIX__, and __VERSION__
21567         here.
21568         (c_common_init): Set options->stdc_0_in_system_headers.
21569         * c-lex.h: Update prototype of builtin_define_with_value.
21570         * cppdefault.h: Remove default definitions of USER_LABEL_PREFIX
21571         and REGISTER_PREFIX.
21573         * cppinit.c (VERS, ULP, C, X): Kill.
21574         (builtin_array): Remove entries for __VERSION__,
21575         __USER_LABEL_PREFIX__, __REGISTER_PREFIX__, and
21576         __HAVE_BUILTIN_SETJMP__.  Make __STDC__ always a builtin, not
21577         a constant.
21578         (init_builtins): Kill off a bunch of now-dead code.
21579         (COMMAND_LINE_OPTIONS): Remove -fleading-underscore and
21580         -fno-leading-underscore.
21581         (cpp_handle_option): Remove code to set user_label_prefix.
21582         (cpp_post_options): Likewise.
21584         * cpplib.h (struct cpp_options): Remove user_label_prefix.
21585         (stdc_0_in_system_headers): New.
21586         * cppmacro.c (builtin_macro): Check CPP_OPTION (pfile,
21587         stdc_0_in_system_headers) too to decide the value of __STDC__.
21589         * tradcpp.c (user_label_prefix): Kill.
21590         (main): Remove code handling -f(no-)leading-underscore.
21591         (initialize_builtins): Don't define __REGISTER_PREFIX__
21592         or __USER_LABEL_PREFIX__.
21593         (install_value): Wrap compound statement in dummy loop so the
21594         macro works properly in an if statement.
21597 2002-05-16  Janis Johnson  <janis187@us.ibm.com>
21599         * loop.h (struct loop_info): Add member has_prefetch.
21600         * loop.c (PREFETCH_CONDITIONAL): Change default to 1.
21601         (prescan_loop): Initialize has_prefetch.
21602         (struct prefetch_info): Change prefetch_in_loop and
21603         prefetch_before_loop from bit fields to ints.
21604         (emit_prefetch_instructions): Several small fixes.
21605         (check_dbra_loop): Don't reverse loop that uses prefetch.
21607 2002-05-16  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
21609         * Makefile.in: Allow for PWDCMD to override hardcoded pwd.
21610         * configure.in: Likewise.
21611         * fixinc/check.tpl: Likewise.
21612         * fixinc/fixinc.dgux: Likewise.
21613         * fixinc/fixinc.svr4: Likewise.
21614         * fixinc/fixinc.winnt: Likewise.
21615         * fixinc/fixincl.sh: Likewise.
21616         * fixproto: Likewise.
21617         * configure: Regenerate.
21619 2002-05-16  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
21621         Basic block renumbering removal:
21622         * basic_block.h (struct basic_block_def): Renamed index to sindex,
21623         added prev_bb and next_bb fields.
21624         (n_basic_blocks): Renamed to num_basic_blocks.
21625         (last_basic_block): New, index of last basic block.
21626         (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
21627         traversing basic block chain.
21628         (BLOCK_NUM): index -> sindex.
21629         (create_basic_block_structure, create_basic_block): Declaration changed.
21630         (debug_num2bb): Declare.
21631         (expunge_block_nocompact): Declaration removed.
21632         (link_block, unlink_block, compact_blocks): Declare.
21633         * bb-reorder.c (make_reorder_chain, make_reorder_chain_1): Modified.
21634         * cfg.c (entry_exit_blocks): Initialize new fields.
21635         (clear_edges, alloc_block, expunge_block, cached_make_edge,
21636         redirect_edge_pred, dump_flow_info, dump_edge_info,
21637         alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges,
21638         free_aux_for_edges): Modified.
21639         (link_block, unlink_block, compact_blocks, debug_num2bb): New.
21640         (expunge_block_nocompact): Removed.
21641         * cfganal.c (can_fallthru, mark_dfs_back_edges, flow_call_edges_add,
21642         find_unreachable_blocks, create_edge_list, print_edge_list,
21643         verify_edge_list, flow_edge_list_print, remove_fake_successors,
21644         remove_fake_edges, flow_reverse_top_sort_order_compute,
21645         flow_depth_first_order_compute, flow_preorder_transversal_compute,
21646         flow_dfs_compute_reverse_init, flow_dfs_compute_reverse_add_bb,
21647         flow_dfs_compute_reverse_execute): Modified.
21648         * cfgbuild.c (make_edges, make_eh_edge, find_basic_blocks_1,
21649         find_basic_blocks, find_many_sub_basic_blocks, find_sub_basic_blocks):
21650         Modified.
21651         * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
21652         merge_blocks_move_predecessor_nojumps,
21653         merge_blocks_move_successor_nojumps, merge_blocks,
21654         outgoing_edges_match, try_crossjump_to_edge, try_crossjump_bb,
21655         try_optimize_cfg, delete_unreachable_blocks, cleanup_cfg): Modified.
21656         * cfglayout.c (skip_insns_after_block, label_for_bb,
21657         record_effective_endpoints, scope_to_insns_finalize,
21658         fixup_reorder_chain, verify_insn_chain, cleanup_unconditional_jumps,
21659         fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge,
21660         cfg_layout_duplicate_bb): Modified.
21661         * cfgloop.c (flow_loops_cfg_dump, flow_loop_dump, flow_loops_dump,
21662         flow_loop_entry_edges_find, flow_loop_exit_edges_find,
21663         flow_loop_nodes_find, flow_loop_pre_header_find, flow_loop_scan,
21664         flow_loops_find, flow_loop_outside_edge_p): Modified.
21665         * cfgrtl.c (create_basic_block_structure, create_basic_block,
21666         flow_delete_block, compute_bb_for_insn, split_block,
21667         try_redirect_by_replacing_jump, redirect_edge_and_branch,
21668         force_nonfallthru_and_redirect, tidy_fallthru_edge,
21669         back_edge_of_syntactic_loop_p, split_edge, commit_one_edge_insertion,
21670         commit_edge_insertions, commit_edge_insertions_watch_calls,
21671         dump_bb, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
21672         purge_all_dead_edges): Modified.
21673         * combine.c (combine_instructions, set_nonzero_bits_and_sign_copies,
21674         try_combine, nonzero_bits, num_sign_bit_copies, get_last_value_validate,
21675         get_last_value, reg_dead_at_p, distribute_notes, distribute_links):
21676         Modified.
21677         * conflict.c (conflict_graph_compute): Modified.
21678         * df.c (FOR_ALL_BBS): Removed.
21679         (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
21680         df_modified_p, df_analyse, df_refs_unlink, df_insn_modify,
21681         df_dump, hybrid_search_bitmap, iterative_dataflow_sbitmap): Modified.
21682         * df.h (DF_BB_INFO, DF_REF_BBNO): Modified.
21683         * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
21684         calc_idoms, idoms_to_doms, calculate_dominance_info): Modified.
21685         * final.c (compute_alignments, final_scan_insn): Modified.
21686         * flow.c (verify_local_live_at_start, update_life_info,
21687         update_life_info_in_dirty_blocks, free_basic_block_vars,
21688         delete_noop_moves, calculate_global_regs_live,
21689         initialize_uninitialized_subregs, allocate_bb_life_data,
21690         regno_uninitialized, regno_clobbered_at_setjmp, mark_set_1,
21691         mark_used_reg, count_or_remove_death_notes): Modified.
21692         * function.c (thread_prologue_and_epilogue_insns): Modified.
21693         * gcse.c (struct null_pointer_info): Change typo of current_block
21694         to basic_block.
21695         (gcse_main, alloc_gcse_mem, compute_local_properties, compute_sets,
21696         oprs_unchanged_p, load_killed_in_block_p, record_last_reg_set_info,
21697         compute_hash_table, alloc_rd_mem, handle_rd_kill_set, compute_kill_rd,
21698         alloc_avail_expr_mem, expr_killed_p, compute_ae_kill,
21699         expr_reaches_here_p_work, expr_reaches_here_p, handle_avail_expr,
21700         classic_gcse, one_classic_gcse_pass, compute_transp, cprop,
21701         one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p_work,
21702         pre_expr_reaches_here_p, insert_insn_end_bb, pre_edge_insert,
21703         pre_delete, one_pre_gcse_pass, compute_transpout,
21704         invalidate_nonnull_info, delete_null_pointer_checks_1,
21705         free_code_hoist_mem, compute_code_hoist_vbeinout,
21706         hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
21707         compute_ld_motion_mems, store_ops_ok, find_moveable_store,
21708         compute_store_table, build_store_vectors, insert_insn_start_bb,
21709         insert_store, replace_store_insn, free_store_memory, store_motion):
21710         Modified.
21711         * global.c (global_alloc, global_conflicts, mark_elimination,
21712         build_insn_chain): Modified.
21713         * graph.c (print_rtl_graph_with_bb): Modified.
21714         * haifa-sched.c (sched_init): Modified.
21715         * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
21716         (find_if_block, find_cond_trap, find_if_case_1, find_if_case_2,
21717         if_convert): Modified.
21718         * lcm.c (compute_antinout_edge, compute_earliest, compute_laterin,
21719         compute_insert_delete, pre_edge_lcm, compute_available,
21720         compute_farthest, compute_nearerout, compute_rev_insert_delete,
21721         pre_edge_rev_lcm, make_preds_opaque, optimize_mode_switching):
21722         Modified.
21723         * local-alloc.c (alloc_qty, local_alloc, update_equiv_regs): Modified.
21724         * loop.c (loop_dump_aux): Modified.
21725         * predict.c (combine_predictions_for_insn, estimate_probability,
21726         last_basic_block_p, process_note_prediction, process_note_predictions,
21727         note_prediction_to_br_prob, propagate_freq, counts_to_freqs,
21728         expensive_function_p, estimate_bb_frequencies,
21729         compute_function_frequency): Modified.
21730         * print-rtl.c (print_rtx): Modified.
21731         * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX, instrument_edges,
21732         get_exec_counts, compute_branch_probabilities, compute_checksum,
21733         branch_prob, find_spanning_tree): Modified.
21734         * recog.c (split_all_insns, peephole2_optimize): Modified.
21735         * reg-stack.c (reg_to_stack, convert_regs_entry, compensate_edge,
21736         convert_regs_1, convert_regs_2, convert_regs): Modified.
21737         * regclass.c (scan_one_insn, regclass): Modified.
21738         * regmove.c (mark_flags_life_zones, regmove_optimize,
21739         combine_stack_adjustments): Modified.
21740         * regrename.c (regrename_optimize, copyprop_hardreg_forward): Modified.
21741         * reload1.c (reload, reload_combine, copy_eh_notes): Modified.
21742         * reorg.c (dbr_schedule): Modified.
21743         * resource.c (find_basic_block, init_resource_info): Modified.
21744         * sbitmap.c (sbitmap_intersection_of_succs,
21745         sbitmap_intersection_of_preds, sbitmap_union_of_succs,
21746         sbitmap_union_of_preds): Modified.
21747         * sched-deps.c (init_dependency_caches): Modified.
21748         * sched-ebb.c (schedule_ebbs): Modified.
21749         * sched-rgn.c (is_cfg_nonregular, build_control_flow, debug_regions,
21750         find_rgns, compute_trg_info, init_regions, schedule_insns): Modified.
21751         * sibcall.c (optimize_sibling_and_tail_recursive_call): Modified.
21752         * ssa-ccp.c (examine_flow_edges, optimize_unexecutable_edges,
21753         ssa_ccp_substitute_constants, ssa_ccp_df_delete_unreachable_insns,
21754         ssa_const_prop): Modified.
21755         * ssa-dce.c (set_control_dependent_block_to_edge_map_,
21756         find_control_dependence, find_pdom, ssa_eliminate_dead_code): Modified.
21757         * ssa.c (remove_phi_alternative, find_evaluations,
21758         compute_dominance_frontiers_1, compute_iterated_dominance_frontiers,
21759         insert_phi_node, rename_block, convert_to_ssa, eliminate_phi,
21760         make_regs_equivalent_over_bad_edges,
21761         make_equivalent_phi_alternatives_equival,
21762         compute_conservative_reg_partition,
21763         coalesce_regs_in_successor_phi_nodes, compute_coalesced_reg_partition,
21764         rename_equivalent_regs, convert_from_ssa, for_each_successor_phi):
21765         Modified.
21767 2002-05-16  Mark Mitchell  <mark@codesourcery.com>
21769         * cfgrtl.c (purge_dead_edges): Correct handling of EDGE_EH.
21771 2002-05-16  Nick Clifton  <nickc@cambridge.redhat.com>
21773         * config/arm/arm.c (arm_rtx_costs): Check for RTX being a
21774         SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
21775         (arm_adjust_cost): Check for RTX being a SYMBOL_REF before
21776         calling CONSTANT_POOL_ADDRESS_P.
21777         * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Fix typo in code
21778         to decide whether to define __arm__ or __thumb.
21779         (THUMB_GO_IF_LEGITIMATE_ADDRESS): Check for RTX being a
21780         SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
21782 2002-05-16  Neil Booth  <neil@daikokuya.demon.co.uk>
21784         * config/arc/arc.h (CPP_PREDEFINES): Remove.
21785         (CPP_SPEC): Update.
21786         (TARGET_CPU_CPP_BUILTINS): New.
21788 2002-05-16  Neil Booth  <neil@daikokuya.demon.co.uk>
21790         * cpphash.h (cpp_macro): Move here, and make expansion a union.
21791         * cppmacro.c (cpp_macro): Remove.
21792         (enter_macro_context, replace_args, warn_of_redefinition,
21793         _cpp_create_definition, cpp_macro_definition): Update.
21795 2002-05-16  Jason Merrill  <jason@redhat.com>
21797         * config/mips/mips.c (mips_output_external): Don't do sdata
21798         optimization for a variable with DECL_COMDAT set.
21800 2002-05-15  Aldy Hernandez  <aldyh@redhat.com>
21802         * config/rs6000/altivec.h: Cleanups for tighter typechecking.
21803         Cleanups for accepting modifiers on pointers.
21804         Fix predicate typos.
21805         Allow long pointers as well as int pointers.
21807 2002-05-15  Richard Henderson  <rth@redhat.com>
21809         * varasm.c (merge_weak): Remove special case for extern and common.
21811 2002-05-15  Matt Hiller  <hiller@redhat.com>
21813         * testsuite/gcc.c-torture/compile/20000804-1.x: Don't return 1 if
21814         XFAILing.
21815         * testsuite/gcc.c-torture/compile/20001226-1.x: Ditto.
21816         * testsuite/gcc.c-torture/compile/920520-1.x: Ditto.
21817         * testsuite/gcc.c-torture/compile/mipscop-1.x: XFAIL for now.
21818         * testsuite/gcc.c-torture/compile/mipscop-2.x: Ditto.
21819         * testsuite/gcc.c-torture/compile/mipscop-3.x: Ditto.
21820         * testsuite/gcc.c-torture/compile/mipscop-4.x: Ditto.
21822 2002-05-15  Aldy Hernandez  <aldyh@redhat.com>
21824         * reload1.c (forget_old_reloads_1): Do not use subreg offset.
21826 2002-05-15  Aldy Hernandez  <aldyh@redhat.com>
21828         * config/rs6000/rs6000.md ("altivec_mtvscr"): Set VSCR register.
21829         ("altivec_mfvscr"): Read from VSCR.
21831         Add vscr sets for the following insns: altivec_vctuxs,
21832         altivec_vaddubs, altivec_vaddsbs, altivec_vadduhs,
21833         altivec_vaddshs, altivec_vadduws, altivec_vaddsws, altivec_vctsxs,
21834         altivec_vmhaddshs, altivec_vmhraddshs, altivec_vmsumuhs,
21835         altivec_vmsumshs, altivec_vpkuhss, altivec_vpkshss,
21836         altivec_vpkuwss, altivec_vpkswss, altivec_vpkuhus,
21837         altivec_vpkshus, altivec_vpkuwus, altivec_vpkswus,
21838         altivec_vsububs, altivec_vsubsbs, altivec_vsubuhs,
21839         altivec_vsubshs, altivec_vsubuws, altivec_vsubsws,
21840         altivec_vsum4ubs, altivec_vsum4sbs, altivec_vsum4shs,
21841         altivec_vsum2sws, altivec_vsumsws.
21843         * config/rs6000/rs6000.h: Add VSCR fixed register.
21844         (CALL_REALLY_USED_REGISTERS): Add vscr.
21845         (CALL_USED_REGISTERS): Same.
21846         (FIXED_REGISTERS): Same.
21847         (REG_ALLOC_ORDER): Same.
21848         (reg_class): Add VSCR_REGS.
21849         (REG_CLASS_NAMES): Same.
21850         (REG_CLASS_CONTENTS): Same.
21851         (VSCR_REGNO): New.
21852         (REGISTER_NAMES): Add vscr.
21853         (DEBUG_REGISTER_NAMES): Same.
21854         (ADDITIONAL_REGISTER_NAMES): Same.
21855         (FIRST_PSEUDO_REGISTER): Increment.
21856         (CONDITIONAL_REGISTER_USAGE): Set VSCR as a global register.
21858 2002-05-15  Jakub Jelinek  <jakub@redhat.com>
21860         * fold-const.c (fold): Fix a typo.
21862 2002-05-15  Eric Botcazou  <ebotcazou@multimania.com>
21864         * fold-const.c (fold) [LT_EXPR]: Move the transformation of a
21865         comparison against the highest or lowest integer value before
21866         the 'X >= CST to X > (CST - 1)' and 'X < CST to X <= (CST - 1)'
21867         transformation and that of an unsigned comparison against 0
21868         right after.
21870 2002-05-15  Richard Henderson  <rth@redhat.com>
21872         * varasm.c (merge_weak): Error for any weakening after definition.
21873         Adjust weakening after use warning to catch more cases.
21874         (assemble_alias): Set TREE_USED and TREE_ASM_WRITTEN consistently.
21875         * config/alpha/alpha.c (alpha_encode_section_info): Do not abort.
21877 Wed May 15 10:38:27 CEST 2002  Jan Hubicka  <jh@suse.cz>
21879         * invoke.texi (-malign-double): Re-add lost warning.
21881         * i386-protos.h (x86_output_mi_thunk): Declare.
21882         * unix.h (ASM_OUTPUT_MI_THUNK): Move offline to ...
21883         * i386.c (x86_output_mi_thunk): ... here; handle 64bits.
21885         * dwarf2out.c (output_call_frame_info): Do not skip unwind info
21886         when flag_asynchronous_unwind_tables is set.
21888         * flags.h (flag_reorder_functions): Declare.
21889         * function.c (prepare_function_start): Initialize frequnecy.
21890         * params.def (HOT_BB_COUNT_FRACTION, HOT_BB_FREQUENCY_FRACTION): New.
21891         * Makefile.in (predict.o): Add dependency on target.h and params.h
21892         * defaults.h (HOT_TEXT_SECTION_NAME,
21893         UNLIKELY_EXECUTED_TEXT_SECTION_NAME): New macros.
21894         * predict.c (choose_function_section): New function.
21895         (estimate_bb_frequencies): Use it.
21896         * toplev.c (flag_reorder_functions): New global variable.
21897         (lang_independent_options): New.
21898         (parse_options_and_default_flags): Set.
21899         * varasm.c (assemble_start_function): Bypass functdion alignment
21900         for never executed functions.
21901         * invoke.texi (-freorder-blocks, -freorder-functions): Document.
21902         (param hot-bb-count-fraction, hot-bb-frequency-fraction): New.
21903         * tm.texi (HOT_TEXT_SECTION_NAME, UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
21904         Document.
21906         Thu Jan  3 21:52:09 CET 2002  Jan Hubicka  <jh@suse.cz>
21908         * predict.c: Inlude profile.h
21909         (MIN_COUNT): Rename to MIN_COUNT_FRACTION
21910         (maybe_hot_bb_p, probably_cold_bb_p, probably_never_executed_bb_p):
21911         Use the information about maximal counter in the program.
21913         Thu Dec 20 22:14:00 CET 2001  Jan Hubicka  <jh@suse.cz>
21915         * basic-block.h (maybe_hot_bb_p, probably_cold_bb_p,
21916         probably_never_executed_bb_p): New functions.
21917         * cfgcleanup.c (outgoing_edges_match): Use them.
21918         * predict.c (MIN_COUNT, MIN_FREQUENCY): New macros.
21919         (maybe_hot_bb_p, probably_cold_bb_p,
21920         probably_never_executed_bb_p): New functions.
21922         * function.h (function): Add new field function_frequency.
21923         * predict.c (compute_function_frequency): New function.
21924         (estimate_probability): Call it.
21926 2002-03-09  Jakub Jelinek  <jakub@redhat.com>
21928         PR optimization/5172, optimization/5200
21929         * gcse.c (gcse_main): Disable store_motion.
21931 2002-05-14  Zack Weinberg  <zack@codesourcery.com>
21933         * c-parse.in (MODIFIED_WCHAR_TYPE): New macro.
21934         (c_common_nodes_and_builtins): Use it.
21935         (builtin_define_with_value): New function.
21936         (cb_register_builtins): Define __SIZE_TYPE__,
21937         __PTRDIFF_TYPE__, __WCHAR_TYPE__, and __WINT_TYPE__ here,
21938         using builtin_define_with_value.  Use consistent notation when
21939         defining __GXX_WEAK__.
21940         (WCHAR_TYPE_SIZE): Don't redefine.
21941         (combine_strings): Don't use WCHAR_TYPE_SIZE.
21943         * cppdefault.h: Don't provide defaults for SIZE_TYPE,
21944         PTRDIFF_TYPE, WCHAR_TYPE, or WINT_TYPE.
21945         * cppinit.c (builtin_array): Remove entries for __SIZE_TYPE__ etc.
21946         * tradcpp.c (initialize_builtins): Likewise.
21947         * gcc.c (cpp_unique_options): Don't muck with __WCHAR_TYPE__.
21949         * c-lex.h (builtin_define_with_value): Prototype.
21950         * system.h: Poison NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_WCHAR_TYPE,
21951         NO_BUILTIN_PTRDIFF_TYPE, and NO_BUILTIN_WINT_TYPE.
21952         * doc/tm.texi: Remove mention of NO_BUILTIN_SIZE_TYPE etc.
21954         * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
21955         config/ia64/ia64.h, config/mips/dec-osf1.h, config/mips/iris6.h,
21956         config/mips/linux.h, config/mips/mips.h, config/mips/netbsd.h,
21957         config/mips/osfrose.h, config/mips/sni-svr4.h, config/rs6000/aix51.h,
21958         config/s390/linux.h, config/sh/sh.h, config/sh/sh64.h,
21959         config/sparc/linux64.h, config/sparc/netbsd-elf.h,
21960         config/sparc/sol2-bi.h, config/sparc/sparc.h:
21961         Do not define NO_BUILTIN_SIZE_TYPE etc.  Remove all references
21962         to __SIZE_TYPE__ etc from all spec strings. When this makes
21963         extra specs empty, delete them.
21965 2002-05-14  John David Anglin  <dave@hiauly1.hia.nrc.ca>
21967         * pa.c (override_options): Override TARGET_JUMP_IN_DELAY when scheduling
21968         for PA8000 or generating dwarf2 call frame information.
21969         (output_call): Remove DO_FRAME_NOTES check from return pointer
21970         optimization.
21971         (following_call): Return 0 when scheduling for PA8000 or generating
21972         dwarf2 call frame information.  Revise comment.
21974 2002-05-14  Neil Booth  <neil@daikokuya.demon.co.uk>
21976 config/alpha:
21977         * alpha.h (TARGET_CPU_CPP_BUILTINS): Define __IEEE_FP
21978         and __IEEE_FP_INEXACT as appropriate.
21979         (CPLUSPLUS_CPP_SPEC): Don't define __cplusplus.
21980         (CPP_SPEC): Remove ieee defines.
21981         * freebsd.h, netbsd.h: Remove ieee defines and cpp_cpu.
21983 2002-05-14  Richard Henderson  <rth@redhat.com>
21985         * config/i386/i386.c (ix86_save_reg): Make regno unsigned.
21986         (ix86_safe_length, ix86_safe_length_prefix, ix86_safe_memory): Kill.
21988 2002-05-14  Neil Booth  <neil@daikokuya.demon.co.uk>
21990         * arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define.
21991         (CPP_SPEC): Update.
21992         (CPP_APCS_PC_SPEC, CPP_APCS_PC_DEFAULT_SPEC,
21993         CPP_FLOAT_SPEC, CPP_FLOAT_DEFAULT_SPEC, CPP_ENDIAN_SPEC,
21994         CPP_ENDIAN_DEFAULT_SPEC, CPP_INTERWORK_DEFAULT_SPEC,
21995         CPP_INTERWORK_SPEC, CPP_PREDEFINES): Remove.
21996         (EXTRA_SPECS): Update.
21997         * arm/conix-elf.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
21998         arm/riscix1-1.h, arm/rtems-elf.h, arm/semiaof.h, arm/unknown-elf.h,
21999         arm/unknown-elf-oabi.h, arm/vxarm.h: Remove CPP_PREDEFINES and
22000         define TARGET_OS_CPP_BUILTINS if necessary.
22002 2002-05-14  Neil Booth  <neil@daikokuya.demon.co.uk>
22004         * gcc.c (cpp_options): Must pass -m* and -f* options
22005         to the front end even when only preprocessing.
22006         (cc1_options): Remove redundant -lang-c.
22007         * tradcpp.c (main): Ignore -m options.
22008 objc:
22009         * lang-specs.h: Similarly.
22011 2002-05-14  Vladimir Makarov  <vmakarov@redhat.com>
22013         * genautomata.c (transform_3): Add code for transformation
22014         `(A,B,...)+C -> A+C,B,...'.
22016 Tue May 14 12:48:22 CEST 2002  Jan Hubicka  <jh@suse.cz>
22018         * final.c (end_final): Do not output profile_arcs constructor, when
22019         no functions are instrumented.
22021 Tue May 14 12:38:30 CEST 2002  Jan Hubicka  <jh@suse.cz>
22023         * i386.md (testsi to testqi_zext_1 splitter): Fix typo.
22025 2002-05-14  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
22027         * doc/install.texi: Remove special markup originally required for
22028         HTML generation with texi2html.
22030 2002-05-14  Andreas Schwab  <schwab@suse.de>
22032         * config/ia64/sysv4.h (DO_SELECT_SECTION): Factored out of
22033         SELECT_SECTION.
22034         (UNIQUE_SECTION): Define to get small data correctly.
22036         * varasm.c (resolve_unique_section): Add third parameter
22037         flag_function_or_data_sections and use it instead of
22038         flag_function_sections.
22039         (assemble_start_function): Pass flag_function_sections.
22040         (asm_emit_uninitialised): Pass flag_data_sections.
22041         (assemble_variable): Likewise.
22043 2002-05-14  Richard Henderson  <rth@redhat.com>
22045         * config/i386/i386.md: Use define_constants for unspec numbers.
22046         * config/i386/i386.c: Likewise.
22048 2002-05-13  Neil Booth  <neil@daikokuya.demon.co.uk>
22050         * doc/contrib.texi: Update my entry.
22052 2002-05-13  Mark Mitchell  <mark@codesourcery.com>
22054         * fixinc/inclhack.def (winidss_valist): Limit applicability.
22055         * fixinc/fixincl.x: Regenerated.
22056         * fixinc/tests/base/math.h: Update.
22057         * fixinc/tests/base/testing.h: Likewise.
22059 2002-05-13  Zack Weinberg  <zack@codesourcery.com>
22061         * genattr.c (gen_attr): Don't emit a comma after the last
22062         enumerator.
22064 2002-05-13  Richard Henderson  <rth@redhat.com>
22066         * cfgrtl.c (purge_dead_edges): Handle abnormal call edges created
22067         by non-local gotos.
22068         * recog.c (peephole2_optimize): Likewise.
22070 2002-05-13  Andris Pavenis  <pavenis@lanet.lv>
22072         * cppfiles.c (open_file): Change mode (DJGPP only) of redirected
22073         input to O_BINARY.
22075 2002-05-13  Jeffrey A Law  (law@redhat.com)
22077         * flow.c (invalidate_mems_from_autoinc): Rewrite to use for_each_rtx.
22078         Update prototype and callers.
22079         (propagate_one_insn): Stack pointer adjustments kill MEMs on
22080         the mem_set_list which reference the stack pointer, as do
22081         calls to constant functions as they may clobber outgoing
22082         argument space.
22084         * i386.c (ia32_multipass_dfa_lookahead): Prototype.
22086         * i386.c (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Define.
22087         (ia32_multipass_dfa_lookahead): New function.
22089 2002-05-13  Neil Booth  <neil@daikokuya.demon.co.uk>
22091         * gcc.c (SWITCH_TAKES_ARG): Remove 'V'.
22092         (translate_options): Remove 'V'.
22093         (process_command): Similarly.
22094 doc:
22095         * invoke.texi: Remove documentation of 'V'.
22097 2002-05-13  Ulrich Weigand  <uweigand@de.ibm.com>
22099         * config/s390/linux.h: Revert 2002-04-22 changes.
22101 2002-05-13  Scott Marks <SMarks@mobile-mind.com>
22103         * config/fr30/fr30.md: Only allow splits of immediate loads
22104         if the destination is a register.
22106 2002-05-13  Neil Booth  <neil@daikokuya.demon.co.uk>
22108         * Makefile.in (c-common.o, cppinit.o): Update.
22109         * c-common.c: Include except.h.
22110         (cb_register_builtins): Handle __USING_SJLJ_EXCEPTIONS__.
22111         Call TARGET_CPU_CPP_BUILTINS and TARGET_OS_CPP_BUILTINS.
22112         * cppinit.c (__USING_SJLJ_EXCEPTIONS): Not here.
22113         * defaults.h (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS,
22114         CPP_PREDEFINES): Handle here.
22115 config:
22116         * alpha/alpha-interix.h, alpha/gnu.h, alpha/linux.h,
22117         alpha/netbsd.h, alpha/openbsd.h, alpha/osf.h, alpha/unicosmk.h,
22118         alpha/vms.h, alpha/vxworks.h: Remove CPP_PREDEFINES, define
22119         TARGET_OS_CPP_BUILTINS.
22120         * alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Define.
22121         (CPP_SPEC, EXTRA_SPECS): Update.
22122         (CPP_AM_BWX_SPEC, CPP_AM_MAX_SPEC, CPP_AM_FIX_SPEC,
22123         CPP_AM_CIX_SPEC, CPP_IM_EV4_SPEC, CPP_IM_EV5_SPEC,
22124         CPP_IM_EV6_SPEC, CPP_CPU_EV4_SPEC, CPP_CPU_EV5_SPEC,
22125         CPP_CPU_EV56_SPEC, CPP_CPU_PCA56_SPEC, CPP_CPU_EV6_SPEC,
22126         CPP_CPU_EV67_SPEC, CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Remove.
22127 doc:
22128         * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Remove.
22129         (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS): Define.
22131 2002-05-12  Zack Weinberg  <zack@codesourcery.com>
22133         * emit-rtl.c (global_rtl): Update comment.
22134         (const_double_htab, const_double_htab_hash,
22135         const_double_htab_hash, lookup_const_double): New.
22136         (const_int_htab_hash, const_int_htab_eq): Remove const
22137         qualifiers, which cause tons of warnings with RTL checking on.
22138         (gen_rtx_CONST_DOUBLE): Deleted.
22139         (const_double_from_real_value): New function - bears some
22140         resemblance to the former immed_real_const_1.
22141         (immed_double_const): Moved here from varasm.c and
22142         simplified.
22143         (gen_rtx_REG): Make REGNO unsigned to squelch warnings.
22144         (gen_rtx_SUBREG): Use gen_rtx_raw_SUBREG.
22145         (gen_rtx): Use immed_double_const.
22146         (init_emit_once): Initialize the const_double_htab.  Use
22147         REAL_VALUE_FROM_INT where possible.  Can now use
22148         CONST_DOUBLE_FROM_REAL_VALUE when setting up const_tiny_rtx.
22149         * varasm.c (struct varasm_status): Remove x_const_double_chain.
22150         (const_double_chain, immed_real_const, clear_const_double_mem): Delete.
22151         (immed_double_const, immed_real_const_1): Moved to emit-rtl.c.
22152         (init_varasm_status, mark_varasm_status): Don't touch
22153         x_const_double_chain.
22155         * output.h: Delete prototype for clear_const_double_mem.
22156         * real.h: Make REAL_VALUE_TYPE a macro again.  Remove leading
22157         '0' slot from all CONST_DOUBLE_FORMAT definitions.  Prototype
22158         const_double_from_real_value, not immed_real_const_1, and use
22159         it to define CONST_DOUBLE_FROM_REAL_VALUE.  Define new macro
22160         CONST_DOUBLE_ATOF.
22161         * rtl.h (CONST_DOUBLE_CHAIN): Kill.
22162         (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Adjust.
22163         (gen_rtx_CONST_DOUBLE, immed_real_const): Delete prototypes.
22164         (gen_rtx_REG): Second arg is unsigned.
22166         * gengenrtl.c (special_rtx): Take out CONST_DOUBLE.
22167         (excluded_rtx): New, return true for CONST_DOUBLE.
22168         (genmacro): Write nothing for excluded codes.
22169         * combine.c (combine_simplify_rtx): Use CONST_DOUBLE_FROM_REAL_VALUE.
22170         * expr.c (expand_expr): Likewise.
22171         * ggc-common.c (ggc_mark_rtx_children_1): Don't mark the
22172         CONST_DOUBLE_CHAIN.
22173         * toplev.c (rest_of_compilation): Don't call
22174         clear_const_double_mem.
22176         * config/rs6000/rs6000.c (rs6000_float_const): Delete.
22177         (rs6000_hash_constant): Remove CONST_DOUBLE special case.
22178         (toc_hash_eq): Remove CONST_DOUBLE and LABEL_REF special cases.
22179         * config/rs6000/rs6000-protos.h: Don't prototype rs6000_float_const.
22180         * config/c4x/c4x.md, config/rs6000/rs6000.md: Use CONST_DOUBLE_ATOF.
22181         * config/dsp16xx/dsp16xx.md, config/mips/mips.md,
22182         config/pa/pa.md: Use CONST_DOUBLE_FROM_REAL_VALUE.
22183         * config/sparc/sparc.md, config/sparc/sparc.c: Use immed_double_const.
22185 2002-05-12  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
22187         * mips/iris6.h (CPLUSPLUS_CPP_SPEC): Define.
22189 2002-05-12  Tom Tromey  <tromey@redhat.com>
22191         * tree.h (copy_node): Don't mention TREE_PERMANENT.
22193 2002-05-12  Zack Weinberg  <zack@codesourcery.com>
22195         * gensupport.c (n_comma_elts): Moved here from genattrtab.c.
22196         (scan_comma_elt): New function.  Accepts whitespace in comma lists.
22197         * gensupport.h: Prototype new routines.
22198         * genattr.c (gen_attr): Use scan_comma_elt.  Avoid unnecessary
22199         use of printf.
22200         * genattrtab.c (n_comma_elts): Moved to gensupport.c.
22201         (next_comma_elt): Use scan_comma_elt.
22203         * config/i386/i386.md: Use new attribute notation to break up
22204         long lines in define_attr forms.
22206 2002-05-12  Richard Henderson  <rth@redhat.com>
22208         * expr.c (compress_float_constant): New.
22209         (emit_move_insn): Use it.
22210         (float_extend_from_mem): New.
22211         (init_expr_once): Initialize it.
22212         * real.c (exact_real_truncate): New.
22214         * config/i386/i386.h (CONST_COSTS): Assume CONST_DOUBLE gets
22215         dropped into memory; penalize for size.
22216         (RTX_COSTS): FLOAT_EXTEND is free.
22217         * config/i386/i386.md (extendsfdf2, extendsfxf2, extendsftf2,
22218         extenddfxf2, extenddftf2): Accept constants and drop them to memory.
22220 2002-05-12  Richard Henderson  <rth@redhat.com>
22222         * profile.h (profile_info): Add missing extern to declaration.
22223         * profile.c (profile_info): Define it.
22225 2002-05-11  John David Anglin  <dave@hiauly1.hia.nrc.ca>
22227         * pa/pa32-regs.h (HARD_REGNO_MODE_OK): Revise sets of general registers
22228         used for DImode and TImode.
22230 2002-05-11  Neil Booth  <neil@daikokuya.demon.co.uk>
22232         * cpplex.c (_cpp_lex_direct): When in a directive at EOF
22233         fake a newline.
22235 2002-05-11  Zack Weinberg  <zack@codesourcery.com>
22237         * config/rs6000/rs6000.c (rs6000_default_long_calls,
22238         rs6000_longcall_switch, rs6000_set_default_type_attributes): New.
22239         (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Set it.
22240         (rs6000_override_options): Handle -m(no-)longcall.
22241         (init_cumulative_args, output_mi_thunk): Check for both
22242         longcall and shortcall attributes on the function.
22243         (rs6000_attribute_table): Add "shortcall".
22244         (rs6000_handle_longcall_attribute): Update comment.
22245         (altivec_expand_unop_builtin, altivec_expand_binop_builtin,
22246         altivec_expand_ternop_builtin): Add default clauses to switches
22247         to silence warnings.
22249         * config/rs6000/rs6000.h: Declare rs6000_longcall_switch and
22250         rs6000_default_long_calls.  Define REGISTER_TARGET_PRAGMAS.
22251         (TARGET_OPTIONS): Add longcall and no-longcall.
22253         * config/rs6000/rs6000.md (call_nonlocal_sysv,
22254         call_value_nonlocal_sysv): Split by alternatives.  One pair
22255         accepts only SYMBOL_REFs and rejects if CALL_LONG is set in
22256         the call cookie.  The other pair accepts only LR/CTR and has
22257         no restriction.
22259         * config.gcc (rs6000-*-* | powerpc*-*-* trailer stanza):
22260         Set c_target_objs, cxx_target_objs; add t-rs6000-c-rule to
22261         tmake_file.
22262         * config/rs6000/rs6000-c.c: New file.
22263         * config/rs6000/t-rs6000-c-rule: New file.
22264         * config/rs6000/rs6000-protos.c: Add multiple-include guard.
22265         Prototype rs6000_pragma_longcall.
22267         * doc/extend.texi: Document shortcall attribute.
22268         * doc/invoke.texi: Document -mlongcall, -mno-longcall.
22270 2002-05-11  John David Anglin  <dave@hiauly1.hia.nrc.ca>
22272         * reorg.c (dbr_schedule): Remove unnecessary test.
22274 Sat May 11 14:34:35 CEST 2002  Jan Hubicka  <jh@suse.cz>
22276         * i386.md (testsi to testqi spliters): New.
22278         2002-01-14  Josef Zlomek  <zlomek@matfyz.cz>
22280         cfg.c (dump_edge_info): added dumping of EDGE_CAN_FALLTHRU.
22282         Wed Jan  9 2002  Josef Zlomek  <zlomj9am@artax.karlin.mff.cuni.cz>
22284         * basic-block.h: New flag EDGE_CAN_FALLTHRU
22285         * cfganal.c (set_edge_can_fallthru_flag): New function; marks the edges
22286         that can be made fallthru.
22288         Mon Nov 12 16:25:53 CET 2001  Jan Hubicka  <jh@suse.cz>
22290         * cfglayout.c (cleanup_unconditional_jumps): New static function.
22291         (cfg_layout_initialize): Use it.
22293 2002-05-11  Marek Michalkiewicz  <marekm@amelek.gda.pl>
22295         * config/avr/avr.c (avr_mcu_types): Update supported devices.
22296         * config/avr/avr.h (CPP_SPEC, LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
22297         * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
22299 2002-05-11  Kazu Hirata  <kazu@cs.umass.edu>
22301         * dbxout.c: Fix formatting.
22302         * dependence.c: Likewise.
22303         * df.c: Likewise.
22304         * diagnostic.c: Likewise.
22305         * doloop.c: Likewise.
22306         * dominance.c: Likewise.
22307         * doschk.c: Likewise.
22308         * dwarf2asm.c: Likewise.
22309         * dwarf2out.c: Likewise.
22310         * dwarfout.c: Likewise.
22312 2002-05-10  Richard Henderson  <rth@redhat.com>
22314         * final.c (end_final): Tidy whitespace.  Don't honor flag_pack_struct.
22315         Convert integers constants as needed.  Replace "nwords" field with
22316         "sizeof_bb".
22317         (final): Save profile data if cfun->arc_profile, not profile_arc_flag.
22318         * function.h: Fix typo in comment.
22319         * libgcc2.c (struct bb): Replace "nwords" with "sizeof_bb".
22321 2002-05-10  Roger Sayle  <roger@eyesopen.com>
22323         * fold-const.c (build_range_check): Optimize (c>=1) && (c<=127)
22324         into the equivalent (signed char)c > 0.
22326 2002-05-10  Janis Johnson  <janis187@us.ibm.com>
22328         * loop.c: (PREFETCH_EXTREME_DIFFERENCE, PREFETCH_BEFORE_LOOP): New.
22329         (PREFETCH_CONDITIONAL): Renamed from PREFETCH_NOT_ALWAYS.
22330         (struct prefetch_info): Fix spelling of member bytes_accessed.
22331         (emit_prefetch_instructions): Make dump messages more regular;
22332         restructure code to add more dump messages; use new macros for
22333         heuristics. (There are no code generation changes in any of this).
22335 2002-05-10  David S. Miller  <davem@redhat.com>
22337         * rtl.h (INSN_ANNULLED_BRANCH_P): Accept INSN too, update comment.
22338         (struct rtx_def): Update unchanging flag comment.
22339         * doc/rtl.texi (INSN_ANNULLED_BRANCH_P): Update description.
22340         * reorg.c (delete_from_delay_list): INSN_ANNULLED_BRANCH_P needs
22341         to be handled to INSN too.
22342         (dbr_schedule): Likewise.
22343         * resource.c (next_insn_no_annul): Likewise.
22345         * cse.c (rtx_cost): Remove multiplication by power of 2 special
22346         casing.
22348 2002-05-14  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
22350         * doc/install.texi (Specific, *-*-solaris2*): Update passus on
22351         setting CONFIG_SHELL to /bin/ksh and remove alternate trick to
22352         (possibly) work around broken /bin/sh.
22354 2002-05-10  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
22356         * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Use mabi=64 and
22357         . as N64/N32 libgcc_s.so subdirs.
22359 2002-05-10  David S. Miller  <davem@redhat.com>
22361         * config/sparc/sparc.md: Use define_constants for unspec numbers.
22363         * rtl.h (struct rtx_def): Document unchanging and in_struct flags
22364         more accurately.
22365         (INSN_ANNULLED_BRANCH_P): Only valid for JUMP_INSN and CALL_INSN, fix
22366         comment.
22367         (INSN_FROM_TARGET_P): Valid also for CALL_INSN.
22368         * doc/rtl.texi: Document these macros more accurately.
22369         * recog.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P for
22370         JUMP_INSNs and CALL_INSNs.
22371         * resource.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P
22372         or INSN_FROM_TARGET_P if the code is appropriate.
22374 2002-05-10  Marek Michalkiewicz  <marekm@amelek.gda.pl>
22376         * config/avr/avr.c (print_operand): Check that addr is a SYMBOL_REF
22377         before using SYMBOL_REF_FLAG (addr).
22379         * config/avr/avr-protos.h (avr_io_address_p): Declare.
22380         * config/avr/avr.c (io_address_p): Rename to avr_io_address_p.
22381         Make non-static.  Update all callers.
22382         * config/avr/avr.md (*cbi, *sbi, *sbix_branch, *sbix_branch_bit7):
22383         New insns to clear/set/test a single bit in I/O address space.
22385 2002-05-09  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
22387         * rtl.h (ENABLE_RTL_FLAG_CHECKING): Also check for gcc >= 2.7.
22389 2002-05-09  Neil Booth  <neil@daikokuya.demon.co.uk>
22391         * Makefile.in: Update.
22392         * c-common.c (flag_iso, flag_undef, cb_register_builtins,
22393         builtin_define_std): New.
22394         (c_common_init): Register CPP builtins callback.
22395         * c-common.h (flag_iso, flag_undef): New.
22396         * c-decl.c (c_decode_option): Set flag_iso and flag_undef.
22397         * c-lex.c: Don't include target.h.
22398         (cb_register_builtins): Move to c-common.c.
22399         (init_c_lex): Don't register hook here.
22400         * c-lex.h (builtin_define, builtin_assert, builtin_define_std): New.
22401         (cpp_define, cpp_assert): Remove.
22402         * gcc.c (cc1_options): Pass -undef to front end.
22403         * target-def.h (TARGET_REGISTER_CPP_BUILTINS): Remove.
22404         (TARGET_INITIALIZER): Update.
22405         * target.h (struct cpp_reader): Don't predeclare.
22406         (struct gcc_target): Remove cpp builtin hook.
22407         * tree.c (default_register_cpp_builtins): Remove.
22408 doc:
22409         * tm.texi: Update.
22411 2002-05-09  Neil Booth  <neil@daikokuya.demon.co.uk>
22413         * cppexp.c (_cpp_expand_op_stack): Set op_limit.
22415 2002-05-09  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
22417         * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Define.
22418         (SHLIB_LINK, SHLIB_INSTALL): Adjust.
22420 2002-05-09  Jakub Jelinek  <jakub@redhat.com>
22422         * config/sparc/t-linux64 (SHLIB_MAPFILES): Set.
22423         * config/sparc/libgcc-sparc-glibc.ver: New file.
22424         * config/cris/t-linux (SHLIB_MAPFILES): Remove.
22425         * mklibgcc.in: Preprocess SHLIB_MAPFILES with ml flags.
22427 2002-05-09  Jakub Jelinek  <jakub@redhat.com>
22429         PR target/6429
22430         * Makefile.in (libgcc.mk): Pass SHLIB_SLIBDIR_SUFFIXES to mklibgcc.
22431         * mklibgcc.in: If SHLIB_SLIBDIR_SUFFIXES is defined, put libgcc_s
22432         shared libraries into multilib dirs, with SONAME libgcc_s.so.1 for
22433         base multilibs.
22434         * config/t-slibgcc-elf-ver (SHLIB_LINK): Adjust for the above.
22435         * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
22436         * config/sparc/t-linux64 (SHLIB_SLIBDIR_SUFFIXES): Define.
22437         * config/sparc/t-sol2-64 (SHLIB_SLIBDIR_SUFFIXES): Define.
22439 2002-05-09  Richard Henderson  <rth@redhat.com>
22441         * config/ia64/ia64.md: Use define_constants for unspec numbers.
22442         * config/ia64/ia64.c: Likewise.
22444 2002-05-09  Richard Sandiford  <rsandifo@redhat.com>
22446         * config/mips/mips.c (mips_add_large_offset_to_sp): Remove FILE arg.
22447         (save_restore_insns): Likewise.
22448         (mips_expand_prologue, mips_expand_epilogue): Update callers.
22449         (highpart_shift_operator): Attach ATTRIBUTE_UNUSED to mode argument.
22451 Thu May  9 11:50:09 2002  Jeffrey A Law  (law@redhat.com)
22453         * athlon.md, k6.md, pentium.md, ppro.md): New files.
22454         * i386.md: Move scheduling information into new files.
22456         * i386.md (type attribute): Add "rotate" for rotate insns.
22457         (rotate insns): Set type to "rotate".
22458         (various attributes and function units): Treat rotate like shift.
22459         (pent_pair attribute): Only rotates by one bit position are
22460         pairable.
22461         (sbb insns): Explicitly set pent_pair attribute on a couple
22462         that were missing it.
22464 Thu May  9 18:29:24 2002  J"orn Rennecke <joern.rennecke@superh.com>
22466         * sh.c (sh_builtin_saveregs): If starting with an odd fp register,
22467         make sure that buffer starts on odd word address.
22468         (sh_va_arg): Skip odd fp registers when reading a double precision
22469         value.
22471 2002-05-09  Neil Booth  <neil@daikokuya.demon.co.uk>
22473         * tree.h (preserve_data, object_permanent_p, type_precision):
22474         Remove.
22476 2002-05-09  Neil Booth  <neil@daikokuya.demon.co.uk>
22478         * cpplib.c (cpp_init_internal_pragmas): Remove #pragma poison.
22479         * cppmacro.c (paste_all_tokens): Bad pastes are a hard error.
22480 doc:
22481         * cpp.texi: Update for removal of obsolete features.
22483 Thu May  9 07:46:18 2002  Jan Hubicka <jh@suse.cz>
22484                           Jeffrey A Law  (law@redhat.com)
22486         * i386.c (ia32_use_dfa_pipeline_interface): New function.  Use
22487         the DFA interface for Pentium processors.
22488         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): DEFINE.
22489         (attr_pent_pair, ix86_pent_find_pair): Remove.
22490         (ix86_sched_reorder_pentium): Remove.
22491         (ix86_sched_reorder): Remove reordering for Pentium.
22492         * i386.md (Pentium scheduling): Rewrite using DFA description.
22494 Thu May  9 14:55:39 CEST 2002  Jan Hubicka  <jh@suse.cz>
22496         * cfganal.c (can_fallthru): Fix fast path.
22497         * cfgrtl.c (verify_flow_info): Avoid crash on conditionals
22498         with edges to the next block.
22500 Thu May  9 14:52:45 CEST 2002  Jan Hubicka  <jh@suse.cz>
22501                                Pavel Nejedly  <bim@atrey.karlin.mff.cuni.cz>
22503         * final.c (end_final): Use C trees to output data structures for profiling.
22505         * Makefile.in (LIBGCC_DEPS): Added missing dependency on gcov-io.h
22506         (profile.o): New dependency profile.h
22507         (final.o): New dependency profile.h
22508         * profile.h: New file. New global structure profile_info.
22509         * final.h (count_edges_instrumented_now): Declare.
22510         (current_function_cfg_checksum): Declare.
22511         (function_list): New structure.
22512         (functions_head, functions_tail): New static variables.
22513         (end_final): Emits more data, removed some -ax stuff.
22514         (final): Stores function names and chcksums.
22515         * gcov-io.h (__write_gcov_string): New function.
22516         (__read_gcov_string): New function.
22517         * gcov.c (read_profile): New function.
22518         (create_program_flow_graph): Uses read_profile instead of reading
22519         da_file.
22520         (read_files): Removed da_file checking, it's done by read_profile now.
22521         * libgcc2.c (bb_function_info): New structure.
22522         (bb): New field in structure, removed some -ax stuff.
22523         (__bb_exit_func): Changed structure of da_file.
22524         * profile.c (count_edges_instrumented_now): New global variable.
22525         (current_function_cfg_checksum): New global variable.
22526         (max_counter_in_program): New global variable.
22527         (get_exec_counts): New function.
22528         (compute_checksum): New function.
22529         (instrument_edges): Sets count_edges_instrumented_now.
22530         (compute_branch_probabilities): Uses get_exec_counts instead of
22531         reading da_file.
22532         (branch_prob): Calls compute_checksum and writes extra data to bbg_file.
22533         (init_branch_prob): Removed da_file checking, done in get_exec_counts
22534         now.
22535         (end_branch_prob): Removed da_file checking, done in get_exec_counts
22536         now.
22537         * gcov.texi: Updated information about gcov file format.
22539 2002-05-09  Kazu Hirata  <kazu@cs.umass.edu>
22541         * sbitmap.c: Fix formatting.
22542         * scan.c: Likewise.
22543         * scan-decls.c: Likewise.
22544         * sched-deps.c: Likewise.
22545         * sched-ebb.c: Likewise.
22546         * sched-rgn.c: Likewise.
22547         * sched-vis.c: Likewise.
22548         * sdbout.c: Likewise.
22549         * sibcall.c: Likewise.
22550         * simplify-rtx.c: Likewise.
22551         * ssa.c: Likewise.
22552         * ssa-ccp.c: Likewise.
22553         * ssa-dce.c: Likewise.
22554         * stmt.c: Likewise.
22555         * stor-layout.c: Likewise.
22556         * stringpool.c: Likewise.
22558 2002-05-09  David S. Miller  <davem@redhat.com>
22560         * config/sparc/sol2.h (ASM_CPU_SPEC): Handle -mcpu=v9.
22562 2002-05-07  David S. Miller  <davem@redhat.com>
22564         * config/sparc/sparc.h (TARGET_BUGGY_QP_LIB): Define to zero.
22565         * config/sparc/sol2.h (TARGET_BUGGY_QP_LIB): Override to one.
22566         * config/sparc/sparc.c (emit_soft_tfmode_libcall): If the Qp
22567         library implementation clobbers the output before the inputs
22568         are fully consumed, use stack temporary for the output.
22570 2002-05-09  Jason Thorpe  <thorpej@wasabisystems.com>
22572         * config/netbsd.h (CPP_SPEC): Remove.
22573         * config/i386/netbsd-elf.h (CPP_SPEC): Define.
22574         * config/i386/netbsd.h (CPP_SPEC): Define.
22575         * config/ns32k/netbsd.h (CPP_SPEC): Define.
22576         * config/sparc/netbsd-elf.h (CPP_SPEC): Remove.
22577         * config/sparc/netbsd.h (CPP_SPEC): Define.
22578         * config/vax/netbsd.h (CPP_SPEC): Define.
22580 2002-05-08  Kazu Hirata  <kazu@cs.umass.edu>
22582         * read-rtl.c: Fix formatting.
22583         * real.c: Likewise.
22584         * recog.c: Likewise.
22585         * regclass.c: Likewise.
22586         * regmove.c: Likewise.
22587         * reg-stack.c: Likewise.
22588         * reload1.c: Likewise.
22589         * reload.c: Likewise.
22590         * resource.c: Likewise.
22591         * rtlanal.c: Likewise.
22592         * rtl.c: Likewise.
22593         * rtl-error.c: Likewise.
22595 2002-05-08  John David Anglin  <dave@hiauly1.hia.nrc.ca>
22597         * pa/pa-64.h (MAX_WCHAR_TYPE_SIZE): Delete.
22598         * pa/pa.h (MAX_WCHAR_TYPE_SIZE): Delete.
22600 2002-05-08  Bernd Schmidt  <bernds@redhat.com>
22602         * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Tweak previous change to
22603         use __SSE2__ macro instead.
22604         * config/i386/xmmintrin.h: Likewise.
22606 2002-05-08  Janis Johnson  <janis187@us.ibm.com>
22608         * rtl.h (RTL_FLAG_CHECK*): Add an argument for the macro name,
22609         and use it in all invocations of these macros.  Clean up comments.
22610         * rtl.c (rtl_check_failed_flag): Add an argument for the name
22611         of the flag access macro whose check failed.
22612         * doc/rtl.texi (Flags): Document additional flag uses.
22614 2002-05-08  Robert Spier <rspier@pobox.com>
22615             Neil Booth  <neil@daikokuya.demon.co.uk>
22617         PR preprocessor/6521
22618         * cppfiles.c (handle_missing_header): Don't do anything
22619         different for <> includes.
22620 doc:
22621         * cppopts.texi: Update documentation for -MG.
22623 2002-05-08  Neil Booth  <neil@daikokuya.demon.co.uk>
22625         * cpplex.c (cpp_interpret_charconst): Truncate as well as
22626         sign-extend.
22627 doc:
22628         * cpp.texi: Clarify multichar charconst valuation.
22630 2002-05-08  Mark Mitchell  <mark@codesourcery.com>
22632         * doc/invoke.texi: Document -mwindiss option.
22634 2002-05-08  Jason Merrill  <jason@redhat.com>
22636         * dwarf2out.c (output_call_frame_info): Don't emit a CIE with no FDEs.
22638         * dwarf2out.c (gen_type_die): Abort on broken recursion.
22640         PR c++/6381
22641         * dwarf2out.c (rtl_for_decl_location): Only expand INTEGER_CST and
22642         REAL_CST.
22644 2002-05-08  Nick Clifton  <nickc@cambridge.redhat.com>
22646         * config/arm/t-arm-elf (MULTILIB): Do not allow big-endian/
22647         little-endian multilibs to override arm/thumb multilibs.
22648         Do not build hardware floating point multilibs, nor apcs-26
22649         multilibs for the Thumb.
22651 2002-05-08  Mark Mitchell  <mark@codesourcery.com>
22653         PR c/6569.
22654         * varasm.c (mark_weak): New function.
22655         (merge_weak): Use it.  Do not call declare_weak.
22656         (declare_weak): Use merge_weak.
22658 Wed May  8 13:12:11 CEST 2002  Jan Hubicka  <jh@suse.cz>
22660         * cse.c (dead_libcall_p): Update counts.
22661         (delete_trivially_dead_insns): Update call of dead_libcall_p.
22663 Wed May  8 11:08:50 CEST 2002  Jan Hubicka  <jh@suse.cz>
22665         * cfglayout.c (function_tail_eff_head): Rename to ...
22666         (function_footer): ... this one.
22667         (unlink_insn_chain): New functions.
22668         (label_for_bb): Only call block_label and emit debug message.
22669         (record_effective_endpoints): Actually unlink the headers and footers.
22670         (fixup_reorder_cahin): Re-insert the unlinked sequences.
22671         (cfg_layout_duplicate_bb): Use duplicate_insn_chain.
22672         * cfglayout.h (struct reorder_block_def): New fields footer/header;
22673         remove eff_head/eff_end.
22674         * rtl.h (set_first_insn): Declare.
22675         * emit-rtl.c (set_first_insn): New function.
22677         * cfglayout.c (fixup_reorder_chain): Dump duplicated
22678         (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
22679         cfg_layout_duplicate_bb): New global function.
22680         (duplicate_insn_chain): New static function.
22681         * cfglayout.h (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
22682         cfg_layout_duplicate_bb): Declare.
22683         (struct reorder_block_def): Add "original" field.
22684         * emit-rtl.c (emit_copy_of_insn_after): New function.
22685         * rtl.h (emit_copy_of_insn_after): Declare.
22687         * cfglayout.c (fixup_fallthru_exit_predecessor): Kill.
22688         (fixup_reorder_chain): properly handle edges to exit block.
22690 Wed May  8 11:10:31 CEST 2002  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
22691                                Jan Hubicka  <jh@suse.cz>
22693         * basic-block.h (note_prediction_to_br_prob): declare.
22694         * c-semantics.c: Include predit.h
22695         (expand_stmt): predict GOTO_STMT as not taken.
22696         * cfgcleanup.c: (delete_unreachable_blocks): Make global.
22697         (cleanup_cfg): Do not free tail_recursion_list.
22698         * cfgrtl.c (can_delete_note_p): Delete NOTE_INSN_PREDICTION.
22699         (flow_delete_block): Kill predictions past end of basic block.
22700         * output.h (delete_unreachable_blocks): Declare.
22701         * predict.c (predicted_by_p, process_note_predictions,
22702         process_note_prediction, last_block_p): New function.
22703         (estimate_probability): Bypass loop on PRED_CONTINUE;
22704         do not handle noreturn heuristics; kill PRED_RETURN; add
22705         PRED_EARLY_RETURN.
22706         * predict.def (PRED_CONTINUE, PRED_EARLY_RETURN, PRED_GOTO,
22707         PRED_CONST_RETURN, PRED_NEGATIVE_RETURN, PRED_NULL_RETURN): New.
22708         * predict.h (IS_TAKEN): New constant.
22709         * print-rtl.c (print_rtx): Pretty print NOTE_INSN_PREDICTION.
22710         * rtl.c (NOTE_INSN_PREDICTION): New.
22711         * rtl.h (NOTE_PREDICTION, NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS):
22712         New macro.
22713         (insn_note): add NOTE_INSN_PREDICTION.
22714         * sibcall.c (optimize_sibling_and_tail_recursive_call): Do not build
22715         CFG; free tail_recursion_label_list.
22716         * stmt.c: Include predict.h;
22717         (return_prediction): New.
22718         (expand_value_return): Use it.
22719         * toplev.c: Lower NOTE_INSN_PREDICTION before sibcall.
22721 2002-05-08  Richard Sandiford  <rsandifo@redhat.com>
22723         * config/mips/mips.md: Name the unspecs with define_constant.
22724         (*HILO_delay): Rename to 'hilo_delay' (no star).
22725         (reload_indi): Replace gen_rtx_UNSPEC with gen_hilo_delay.
22726         (reload_outdi, reload_outsi): Likewise.
22728 2002-05-07  Kazu Hirata  <kazu@cs.umass.edu>
22730         * toplev.c: Fix formatting.
22732 2002-05-07  Janis Johnson  <janis187@us.ibm.com>
22734         * config.in (ENABLE_RTL_FLAG_CHECKING): New.
22735         * configure.in (ac_rtlflag_checking): New.
22736         * doc/install.texi (--enable-checking): Document RTL flag checking.
22738 2002-05-07  Neil Booth  <neil@daikokuya.demon.co.uk>
22740         * c-common.c (c_common_init): Set options->unsigned_wchar.
22741         * cppinit.c (cpp_create_reader): Default unsigned_wchar,
22742         group target dependencies.
22743         (init_builtins, cpp_handle_option): Update.
22744         * cpplex.c (cpp_interpret_charconst): Update.
22745         * cpplib.h (struct cpp_options): Add unsigned_wchar, rename
22746         signed_char to unsigned_char, group target dependencies.
22747         * defaults.h (WCHAR_UNSIGNED): Remove.
22748         * system.h (WCHAR_UNSIGNED, MAX_CHAR_TYPE_SIZE): Poison.
22749 config:
22750         * freebsd.h, interix.h, alpha/freebsd.h, arm/freebsd.h,
22751         i386/386bsd.h, i386/beos-elf.h, i386/bsd386.h, i386/cygwin.h,
22752         i386/djgpp.h, i386/freebsd-aout.h, i386/i386-interix.h,
22753         i386/win32.h, ia64/freebsd.h, mips/netbsd.h, rs6000/freebsd.h,
22754         sh/elf.h, sh/sh.h, sparc/freebsd.h: Remove WCHAR_UNSIGNED.
22755 doc:
22756         * tm.texi: Remove MAX_CHAR_TYPE_SIZE.
22758 2002-05-07  Mark Mitchell  <mark@codesourcery.com>
22760         * fixinc/inclhack.def (windiss_math1): New fix.
22761         (windiss_math2): Likewise.
22762         (windiss_valist): Likewise.
22763         * fixinc/fixincl.x: Regenerated.
22765 2002-05-07  Andreas Jaeger  <aj@suse.de>
22767         * genautomata.c (output_internal_min_issue_delay_func): Add
22768         ATTRIBUTE_UNUSED to avoid warning with empty dfa.
22769         (output_internal_trans_func): Likewise.
22771 Tue May  7 10:06:22 2002  Jeffrey A Law  (law@redhat.com)
22773         * pa.c (hppa_profile_hook): Use force_reg to get the address
22774         of the profile hook into an appropriate pseudo register.
22776 2002-05-07  Mark Mitchell  <mark@codesourcery.com>
22778         * config/rs6000/sysv4.h (SUBTARGET_SWITCHES): Add -mwindiss.
22779         (LINK_START_SPEC): Handle it.
22780         (LINK_OS_SPEC): Likewise.
22781         (CPP_SPEC): Likewise.
22782         (STARTFILE_SPEC): Likewise.
22783         (LIB_SPEC): Likewise.
22784         (ENDFILE_SPEC): Likewise.  Do not assume crtsavres.o is used on
22785         all platforms.
22786         (CRTSAVRES_DEFAULT_SPEC): New macro.
22787         (LIB_WINDISS_SPEC): New macro.
22788         (CPP_OS_WINDISS_SPEC): Likewise.
22789         (STARTFILE_WINDISS_SPEC): Likewise.
22790         (ENDFILE_WINDISS_SPEC): Likewise.
22791         (LINK_START_WINDISS_SPEC): Likewise.
22792         (LINK_OS_WINDISS_SPEC): Likewise.
22793         * config/rs6000/windiss.h: New file.
22795 2002-05-07  Aldy Hernandez  <aldyh@redhat.com>
22797         * config/rs6000/rs6000.c (bdesc_2arg): Fix vmax typos.
22799 2002-05-06  David S. Miller  <davem@redhat.com>
22801         * config/sparc/sparc.md (shift insns): Do not mask off
22802         second operand, 'I' constraint and SHIFT_COUNT_TRUNCATED
22803         take care of it.
22805 2002-05-06  Richard Henderson  <rth@redhat.com>
22807         PR c++/6212
22808         * expr.c (highest_pow2_factor_for_type): New.
22809         (expand_assignment): Use it.
22811 2002-05-06  Aldy Hernandez  <aldyh@redhat.com>
22813         * config/rs6000/rs6000.md ("altivec_mtvscr"): Change to
22814         unspec_volatile.
22815         ("altivec_mfvscr"): Same.
22817 2002-05-06  Janis Johnson  <janis187@us.ibm.com>
22819         * rtl.h (struct rtx_def): Update comments.
22820         (RTL_FLAG_CHECK[12345678]): New.  (rtl_check_failed_flag): Declare.
22821         (RTL_FLAG): New.  (CLEAR_RTX_FLAGS): New.  (flag access macros): Use
22822         RTL_FLAG_CHECK macros with list of expected RTL codes.
22823         * rtl.c (copy_rtx, shallow_copy_rtx): Use RTX_FLAG macro.
22824         (rtl_check_failed_flag): New.
22825         * reload1.c (reload): Use REG macro before changing rtx to MEM.
22826         (reload_cse_noop_set_p): Check rtx code before using access macro.
22827         * config/ia64/ia64.c (process_for_unwind_directive): Check rtx code
22828         before using access macro.
22830 2002-05-06  Janis Johnson  <janis187@us.ibm.com>
22832         * doc/rtl.texi (Flags): Update to reflect current usage.
22834 2002-05-06  Roger Sayle  <roger@eyesopen.com>
22836         PR opt/3995
22837         * fold-const.c (sign_bit_p): New function.
22838         (fold) [EQ_EXPR]: Use this to convert (A & C) == 0 into A >= 0 and
22839         (A & C) != 0 into A < 0, when constant C is the sign bit of A's type.
22840         Reapply fold when converting (A & C) == C into (A & C) != 0.
22841         (fold_binary_op_with_conditional_arg): Fix typo in comment.
22843 2002-05-07  Neil Booth  <neil@daikokuya.demon.co.uk>
22845         * c-common.c (warn_multichar): New.
22846         (c_common_init): Set CPP's warn_multichar.
22847         * c-common.h (warn_multichar): New.
22848         * c-decl.c (warn_multichar): Remove.
22849         * c-lex.c (lex_charconst): Update.
22850         * c-tree.h (warn_multichar): Remove.
22851         * cppexp.c (eval_token): Sign-extend charconst value.
22852         * cppinit.c (cpp_create_reader): Set warn_multichar.
22853         * cpplex.c (cpp_interpret_charconst): Don't sign-extend
22854         each character.  Update prototype.  Sign-extend the result.
22855         * cpplib.h: Fix conditions.
22856         (struct cpp_options): Add new warning flag.
22857         (cpp_interpret_charconst): Update prototype.
22858 doc:
22859         * cpp.texi: Update documentation.
22861 2002-05-06  Vladimir Makarov  <vmakarov@redhat.com>
22863         * genautomata.c (form_the_same_automaton_unit_lists_from_regexp):
22864         Fix typo in usage of allof instead of unit.
22866 2002-05-06  Richard Henderson  <rth@redhat.com>
22868         * recog.c (if_test_bypass_p): Accept multiple set insns for OUT,
22869         and any jump or call for IN.
22871 2002-05-06  Bernd Schmidt  <bernds@redhat.com>
22873         * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Define __SSE2_BUILTINS__ if
22874         -msse2.
22875         * config/i386/xmmintrin.h: Use it to conditionalize SSE2 support.
22877 2002-05-06  Roger Sayle  <roger@eyesopen.com>
22879         * fold-const.c (lshift-double): Cast the high word to an unsigned
22880         HOST_WIDE_INT when extracting sign bit to avoid compiler warning.
22881         (div_and_round_double): Cast carry to a signed HOST_WIDE_INT to
22882         avoid compiler warning.  (fold): Remove redundant code from
22883         BIT_AND_EXPR as integer operands are canonicalized to be arg1.
22885 2002-05-06  Jeff Law  <law@redhat.com>
22887         * pa-protos.h (hppa_fpstore_bypass_p): Declare.
22888         * pa.c (pa_adjust_cost): Remove all true dependency cost
22889         adjustments.  Also remove support for non-DFA scheduling.
22890         * pa.md (700, 7100, 7100lc, 7200, 7300): Use bypass mechanism
22891         to adjust true dependency costs.  Update various comments.
22892         (7100lc, 7200, 7300 scheduling): Simplify by combining the
22893         FP ALU & MPY units into a single unit.
22895 2002-05-06  Catherine Moore  <clm@redhat.com>
22897         * config/v850/v850.c (compute_register_save_size): Make sure
22898         to count all of the registers that will be saved.
22900 Mon May  6 18:03:11 CEST 2002  Jan Hubicka  <jh@suse.cz>
22902         * i386.c (q_regs_operand): Use ANY_QI_REGS_P.
22904 2002-05-06  David S. Miller  <davem@redhat.com>
22906         * config/sparc/sparc.c (emit_soft_tfmode_libcall): Do not
22907         allow result to overlap input operands in memory.
22909 2002-05-06  Neil Booth  <neil@daikokuya.demon.co.uk>
22911 doc:
22912         * cpp.texi: Update multichar charconst docs.
22914 2002-05-06  Neil Booth  <neil@daikokuya.demon.co.uk>
22916         * cpplex.c (cpp_interpret_charconst): Sign-extend each
22917         character.  Don't ignore excess characters.  Treat
22918         multicharacter character constants as signed.
22919         (cpp_parse_escape): Clarify diagnostic.
22921 2002-05-05  Jakub Jelinek  <jakub@redhat.com>
22923         * config/sparc/sparc.md (ashlsi3): If shift count is const1_rtx,
22924         use add instead of shift.
22925         (ashldi3_sp64): Likewise.
22926         (ashlsi3_const1, ashldi3_const1): Remove.
22927         * config/sparc/sparc.h (PREDICATE_CODES): Add const1_operand.
22928         * config/sparc/sparc.c (const1_operand): New.
22930 2002-05-05  Jason Thorpe  <thorpej@wasabisystems.com>
22932         * config.gcc (alpha*-*-netbsd*): Don't use crtstuff.
22934 2002-05-05  Jakub Jelinek  <jakub@redhat.com>
22936         PR target/6561
22937         * config/sparc/sparc.md (muldi3_v8plus): Handle %1 equal to %2.
22939 2002-05-05  Richard Henderson  <rth@redhat.com>
22941         * config/alpha/alpha.c (alpha_adjust_cost): Remove everything but
22942         memory latency adjustments.
22943         (alpha_variable_issue): Remove.
22944         (alpha_use_dfa_pipeline_interface): New.
22945         (alpha_multipass_dfa_lookahead): New.
22946         * config/alpha/alpha.md: Remove define_function_unit scheduling;
22947         include new dfa scheduling.
22948         (attr type): Add none.
22949         (blockage): Use it.
22950         * config/alpha/ev4.md: New.
22951         * config/alpha/ev5.md: New.
22952         * config/alpha/ev6.md: New.
22954 2002-05-05  David S. Miller  <davem@redhat.com>
22956         * recog.c (store_data_bypass_p): Handle CLOBBER inside PARALLEL.
22958 2002-05-05  Kazu Hirata  <kazu@cs.umass.edu>
22960         * cse.c: Fix formatting.
22961         * emit-rtl.c: Likewise.
22963 2002-05-05  Vladimir Makarov  <vmakarov@redhat.com>
22965         * genautomata.c (initiate_states): Add additional guard to
22966         initialize `units_array'.
22968 2002-05-05  Vladimir Makarov  <vmakarov@redhat.com>
22970         * genautomata.c (form_the_same_automaton_unit_lists_from_regexp,
22971         process_unit_to_form_the_same_automaton_unit_lists,
22972         form_the_same_automaton_unit_lists
22973         check_unit_distributions_to_automata): New prototypes and
22974         functions.
22975         (check_automata): Rename it into `check_automata_insn_issues'.
22976         (unit_decl): New fields `the_same_automaton_unit' and
22977         `the_same_automaton_message_reported_p'.
22978         (unit_decl_t): New typedef.
22979         (the_same_automaton_lists): New gloval variable.
22980         (unit_regexp, unit_set_el, units_array, units_cmp,
22981         output_get_cpu_unit_code_func): Use the typedef.
22982         (evaluate_max_reserv_cycles): Increment
22983         `description->max_insn_reserv_cycles'.
22984         (initiate_states): Don't increment `max_cycles_num'.
22985         (transform_insn_regexps): Move code around transformation of
22986         regexps from `generate'.
22987         (generate): Remove call of `transform_insn_regexps'.
22988         (expand_automata): Call `transform_insn_regexps' and
22989         `check_unit_distributions_to_automata'.  Check errors before
22990         `generate'.
22992         * config/sparc/ultra3.md (us3_a0, us3_a1): Move the units into
22993         automaton `ultrasparc3_1'.
22995 2002-05-05  Neil Booth  <neil@daikokuya.demon.co.uk>
22997         * c-common.c (c_common_init): Set up CPP arithmetic.
22998         * cppinit.c (cpp_create_reader): Default CPP arithmetic to
22999         something reasonable for the host.
23000         (sanity_checks): Add checks.
23001         (cpp_read_main_file): Call sanity_checks() from here...
23002         (cpp_post_options): ... not here.
23003         * cpplex.c (cpp_interpret_charconst): Get max_chars right.
23004         * cpplib.h (struct cpp_options): New member int_precision.
23006 2002-05-05  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>
23008         * doc/install.texi (powerpc-*-linux-gnu*): Update build requirements.
23010 2002-05-04  David S. Miller  <davem@redhat.com>
23012         * config/sparc/linux.h, config/sparc/linux64.h
23013         (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define twice.
23015         * config/sparc/sparc.c (sparc_rtx_costs): Describe costs of
23016         more RTX codes.
23017         * config/sparc/sparc.h (RTX_COSTS_CASES): List those new codes.
23019         * recog.c (store_data_bypass_p): Handle out_insn being a PARALLEL
23020         of SETs.
23022 2002-05-05  Tim Josling  <tej@melbpc.org.au>
23024         * treelang; New directory for new sample language treelang.
23026 2002-05-04  Neil Booth  <neil@daikokuya.demon.co.uk>
23028         * Makefile.in (c-lex.o): Update.
23029         * c-lex.c: Include target.h.
23030         (cb_register_builtins): New.
23031         (init_c_lex): Set builtins callback.
23032         * c-lex.h (cpp_define, cpp_assert): New prototypes.
23033         * cppinit.c (init_builtins): Use callback, including for
23034         GXX_WEAK.
23035         * cpplib.h (struct cpp_callbacks): New member.
23036         * target-def.h (TARGET_REGISTER_CPP_BUILTINS): New.
23037         (TARGET_INITIALIZER): Update.
23038         * target.h (struct gcc_target): New hook.
23039         * tree.c (default_register_cpp_builtins): New.
23040         * tree.h (default_register_cpp_builtins): New.
23041 doc:
23042         * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Document.
23044 2002-05-04  Neil Booth  <neil@daikokuya.demon.co.uk>
23046         * cppinit.c (MAX_WCHAR_TYPE_SIZE): Move to cpplib.h
23047         (cpp_post_options): Move sanity checks to...
23048         (sanity_checks): New.
23049         * cpplex.c (maybe_read_ucs): Fix prototype.
23050         (parse_string, cpp_parse_escape): Cast for %c format specifier.
23051         * cpplib.h (cppchar_t): Use unsigned long or unsigned long long
23052         if necessary.
23054 2002-05-04  Bernd Schmidt  <bernds@redhat.com>
23056         * config/i386/i386.c (bdesc_2arg): Add a couple of missing SSE2
23057         builtins.  Use V2DI patterns instead of TI for logical operations.
23058         (ix86_init_mmx_sse_builtins): Add a couple of missing SSE2 builtins.
23059         Correct definitions of psadbw, pmovmskb128, movntdq, cvtdq2ps.
23060         (ix86_expand_builtins): Change the pattern used for movntdq.
23061         * config/i386/i386.md (sse2_andv2di3, sse2_iorv2di3, sse2_xorv2di3,
23062         sse2_nandv2di3): New patterns.
23063         (sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3): Correct modes
23064         on operands.
23065         (sse2_movntv2di): Renamed from sse2_movntti and modes adjusted.
23066         (cvtdq2pd): Correct mode on operand 1.
23067         (sse2_umulsidi3): Describe without unspec.
23068         (sse2_psadbw, mmx_psadbw): Describe with unspec; use more appropriate
23069         machine modes.
23070         (lshrv2di3): Renamed from sse2_lshrv2di3 and removed unspec.
23071         (ashlv2di3): Likewise, from sse2_ashlv2di3.
23072         (ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3,
23073         ashlv4si3, ashlv2di3): Use SImode for shift count.
23074         (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti, lshrv2di3_ti,
23075         lshrv4si3_ti, lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti):
23076         New patterns.
23077         * config/i386/xmmintrin.h (__v2df, __v2di, __v4si, __v8hi, __v16qi):
23078         New typedefs.
23079         (__m128i, __m128d): New macros.
23080         (_mm_add_pd, _mm_add_sd, _mm_sub_pd, _mm_sub_sd, _mm_mul_pd,
23081         _mm_mul_sd, _mm_div_pd, _mm_div_sd, _mm_sqrt_pd, _mm_sqrt_sd,
23082         _mm_min_pd, _mm_min_sd, _mm_max_sd, _mm_max_pd, _mm_and_pd,
23083         _mm_andnot_pd, _mm_xor_pd, _mm_or_pd, _mm_cmpeq_pd, _mm_cmplt_pd,
23084         _mm_cmple_pd, _mm_cmpgt_pd, _mm_cmpge_pd, _mm_cmpneq_pd,
23085         _mm_cmpnlt_pd, _mm_cmpnle_pd, _mm_cmpngt_pd, _mm_cmpnge_pd,
23086         _mm_cmpord_pd, _mm_cmpunord_pd, _mm_cmpeq_sd, _mm_cmplt_sd,
23087         _mm_cmple_sd, _mm_cmpgt_sd, _mm_cmpge_sd, _mm_cmpneq_sd,
23088         _mm_cmpnlt_sd, _mm_cmpnle_sd, _mm_cmpngt_sd, _mm_cmpnge_sd,
23089         _mm_cmpord_sd, _mm_cmpunord_sd, _mm_comieq_sd, _mm_comilt_sd,
23090         _mm_comile_sd, _mm_comigt_sd, _mm_comige_sd, _mm_comineq_sd,
23091         _mm_ucomieq_sd, _mm_ucomieq_sd, _mm_ucomilt_sd, _mm_ucomile_sd,
23092         _mm_ucomigt_sd, _mm_ucomige_sd, _mm_ucomineq_sd, _mm_cvtepi32_pd,
23093         _mm_cvtepi32_ps, _mm_cvtpd_epi32, _mm_cvtpd_pi32, _mm_cvtpd_ps,
23094         _mm_cvttpd_epi32, _mm_cvttpd_pi32, _mm_cvtpi32_pd, _mm_cvtps_epi32,
23095         _mm_cvttps_epi32, _mm_cvtps_pd, _mm_cvtsd_si32, _mm_cvttsd_si32,
23096         _mm_cvtsd_ss, _mm_cvtsi32_sd, _mm_cvtss_sd, _mm_unpackhi_pd,
23097         _mm_unpacklo_pd, _mm_loadh_pd, _mm_storeh_pd, _mm_storel_pd,
23098         _mm_movemask_pd, _mm_packs_epi16, _mm_packs_epi32, _mm_packus_epi16,
23099         _mm_unpackhi_epi8, _mm_unpackhi_epi16, _mm_unpackhi_epi32,
23100         _mm_unpacklo_epi8, _mm_unpacklo_epi16, _mm_unpacklo_epi32,
23101         _mm_add_epi8, _mm_add_epi16, _mm_add_epi32, _mm_add_epi64,
23102         _mm_adds_epi8, _mm_adds_epi16, _mm_adds_epu8, _mm_adds_epu16,
23103         _mm_sub_epi8, _mm_sub_epi16, _mm_sub_epi32, _mm_sub_epi64,
23104         _mm_subs_epi8, _mm_subs_epi16, _mm_subs_epu8, _mm_subs_epu16,
23105         _mm_madd_epi16, _mm_mulhi_epi16, _mm_mullo_epi16, _mm_mul_pu16,
23106         _mm_mul_epu16, _mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64,
23107         _mm_sra_epi16, _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32,
23108         _mm_srl_epi64, _mm_slli_epi16, _mm_slli_epi32, _mm_slli_epi64,
23109         _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
23110         _mm_srli_epi64, _mm_and_si128, _mm_andnot_si128, _mm_or_si128,
23111         _mm_xor_si128, _mm_cmpeq_epi8, _mm_cmpeq_epi16, _mm_cmpeq_epi32,
23112         _mm_cmpgt_epi8, _mm_cmpgt_epi16, _mm_cmpgt_epi32, _mm_max_epi16,
23113         _mm_max_epu8, _mm_min_epi16, _mm_min_epu8, _mm_movemask_epi8,
23114         _mm_mulhi_epu16, _mm_maskmoveu_si128, _mm_avg_epu8, _mm_avg_epu16,
23115         _mm_sad_epu8, _mm_stream_si32, _mm_stream_si128, _mm_stream_pd,
23116         _mm_movpi64_epi64, _mm_clflush, _mm_lfence, _mm_mfence): New
23117         functions.
23118         (_mm_shufflehi_epi16, _mm_shufflelo_epi16, _mm_shuffle_epi32,
23119         _mm_extract_epi16, _mm_insert_epi16, _mm_shuffle_pd): New macros.
23121 2002-05-04  Kazu Hirata  <kazu@cs.umass.edu>
23123         * dwarf2out.c: Fix formatting.
23124         * varasm.c: Likewise.
23126 2002-05-04  David Edelsohn  <edelsohn@gnu.org>
23128         PR c/6543
23129         * config/rs6000/rs6000.md (sCC pattern and splitter): Remove
23130         clobber and use result as temporary value.
23132 Sat May  4 13:20:54 CEST 2002  Jan Hubicka  <jh@suse.cz>
23134         * expr.c (force_operand): Use expand_simple_* to handle more
23135         cases.
23137 2002-05-04  Neil Booth  <neil@daikokuya.demon.co.uk>
23139         * c-lex.c (lex_string): Let cpp_parse_escape handles truncation
23140         and sign-extension.
23141         (lex_charconst): Update for change in prototype of
23142         cpp_interpret_charconst.  Extend from cppchar_t to HOST_WIDE_INT
23143         appropriately.
23144         * cpphash.h (BITS_PER_CPPCHAR_T): New.
23145         * cppinit.c (cpp_create_reader): Initialize them for no
23146         change in semantics.
23147         (cpp_post_options): Add sanity checks.
23148         * cpplex.c (cpp_parse_escape): Handle precision, sign-extension
23149         and truncation issues.  Calculate in type cppchar_t.
23150         (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Remove.
23151         (cpp_interpret_charconst): Calculate in type cppchar_t.  Handle
23152         run-time dependent precision correctly.  Return whether the
23153         result is signed or not.
23154         * cpplib.c (dequote_string): Use cppchar_t; update.
23155         * cpplib.h (cppchar_signed_t): New.
23156         struct cpp_options): New precision members.
23157         (cpp_interpret_charconst, cpp_parse_escape): Update prototypes.
23158         * cppexp.c (eval_token): Update.
23160 2002-05-03  David S. Miller  <davem@redhat.com>
23162         * config/sparc/sparc-protos.h (sparc_rtx_costs): New.
23163         * config/sparc/sparc.c (sparc_rtx_costs): New function
23164         implementing RTX_COSTS and CONST_COSTS.
23165         * config/sparc/sparc.h (CONST_COSTS): Delete.
23166         (RTX_COSTS_CASES): Define.
23167         (RTX_COSTS): Expand RTX_COSTS_CASES and use sparc_rtx_costs to do
23168         the work.
23170         * config/sparc/sparc.md (DFA schedulers): Split out...
23171         * config/sparc/cypress.md, config/sparc/hypersparc.md,
23172         config/sparc/sparclet.md, config/sparc/supersparc.md,
23173         config/sparc/ultra1_2.md, config/sparc/ultra3.md: ... into here.
23175         * config/sparc/sparc.c (LEAF_REGISTERS): Do not do ifdef
23176         checks on it, always defined for SPARC.
23178         * config/sparc/sparc.h (REG_ALLOC_ORDER, REG_LEAF_ALLOC_ORDER):
23179         Tweak, and add more detailed comments.
23181 2002-05-03  Zack Weinberg  <zack@codesourcery.com>
23183         * Re-apply patch accidentally reverted with
23184         DFA scheduler merge: remove all rules and variables to slurp
23185         source files out of libiberty and rebuild them with HOST_CC.
23186         ($(HOST_PREFIX_1)varray.o): New rule.
23187         (genattrtab rule): Word wrap.
23189 2002-05-03  Jason Thorpe  <thorpej@wasabisystems.com>
23191         * config/i386/netbsd64.h (CPP_LP64_SPEC): Define.
23192         (CPP_SUBTARGET_SPEC): Define.
23193         (SUBTARGET_EXTRA_SPECS): Redefine, adding cpp_lp64 and
23194         cpp_subtarget specs.
23195         (CPP_SPEC): Redefine to include %(cpp_subtarget).
23197 2002-05-03  David S. Miller  <davem@redhat.com>
23199         * target-defs.h (TARGET_SCHED_CYCLE_DISPLAY): Delete.
23200         * target.h (struct gcc_target): Delete cycle_display member.
23202         * config/ia64/ia64.c (ia64_emit_insn_before): Put it back.
23203         (rtx_needs_barrier): Delete reference to cycle_display unspec.
23204         (ia64_sched_reorder2): Mention need for cycle display handling
23205         once such notes exist.
23207 2002-05-03  Richard Henderson  <rth@redhat.com>
23209         * real.c (etoasc): Strip most trailing zeros for clarity.
23210         * sched-vis.c: Include real.h.
23211         (print_value): Use REAL_VALUE_TO_DECIMAL as needed.
23212         * Makefile.in (sched-vis.o): Add real.h.
23214 2002-05-03  David S. Miller  <davem@redhat.com>
23216         * haifa-sched.c (rank_for_schedule): Revert 2002-05-02 change,
23217         no longer needed.
23219 2002-05-03  Aldy Hernandez  <aldyh@redhat.com>
23221         * config/rs6000/rs6000.c (altivec_expand_binop_builtin): Error out
23222         when we get an out of range literal.
23223         (altivec_expand_ternop_builtin): Same.
23224         (altivec_expand_unop_builtin): Same.
23225         (altivec_expand_builtin): Same, for dss.
23226         (altivec_expand_builtin): Use trees instead of rtl when
23227         determining literal argument validity.
23229 2002-05-03  David S. Miller  <davem@redhat.com>
23231         Delete cycle display scheduling hook.
23232         * config/ia64/ia64.c (ia64_cycle_display,
23233         TARGET_SCHED_CYCLE_DISPLAY, ia64_emit_insn_before): Delete.
23234         (ia64_sched_reorder2): Don't check for CODE_FOR_cycle_display
23235         and use emit_insn_before instead of ia64_emit_insn_before.
23236         * config/ia64/ia64.md (unspec usage): Delete cycle display.
23237         (cycle_display): Delete insn pattern.
23238         * config/sparc/sparc.md (unspec usage): Delete cycle display.
23239         (cycle_display): Delete insn pattern.
23240         * config/sparc/sparc.c (sparc_cycle_display,
23241         TARGET_SCHED_CYCLE_DISPLAY): Delete.
23242         * doc/md.texi (cycle_display): Don't mention.
23243         * doc/tm.texi (TARGET_SCHED_CYCLE_DISPLAY): Likewise.
23245 2002-05-03  Richard Henderson  <rth@redhat.com>
23247         * recog.c (store_data_bypass_p, if_test_bypass_p): New.
23248         * recog.h: Declare them.
23250         * config/sparc/sparc.c (ultrasparc_store_bypass_p): Remove.
23251         * config/sparc/sparc.md: Use store_data_bypass_p instead.
23252         * config/sparc/sparc-protos.h: Update.
23254 2002-05-03  Jason Thorpe  <thorpej@wasabisystems.com>
23256         * config/sparc/netbsd-elf.c (CPP_SUBTARGET_SPEC64): Remove
23257         -D__arch64__.  Add -D_LP64.
23258         (CPP_ARCH32_SPEC): Redefine to match the non-bi-arch version
23259         from sparc.h.
23260         (CPP_ARCH64_SPEC): Likewise.
23261         (NO_BUILTIN_PTRDIFF_TYPE): Undef.
23262         (NO_BUILTIN_SIZE_TYPE): Undef.
23264 2002-05-03  Vladimir Makarov  <vmakarov@redhat.com>
23266         * genautomata.c (min_issue_delay_pass_states): Change return type
23267         in the prototype.
23268         (min_issue_delay_pass_states): Change the algorithm.
23269         (min_issue_delay): Set up min_insn_issue_delay for the state.
23270         (output_min_issue_delay_table): Interchange the nested loops and
23271         and initiate min_insn_issue_delay for states.
23273 Fri May  3 22:59:15 CEST 2002  Jan Hubicka  <jh@suse.cz>
23275         * cfgcleanup.c (try_optimize_cfg):  Call merge_block only when
23276         jump is simplejump.
23278 Fri May  3 22:53:37 CEST 2002  Jan Hubicka  <jh@suse.cz>
23280         * i386.c  (expand_movstr, expand_clrstr): Fix inline-all-stringops
23281         sequence.
23283 2002-05-03  Richard Henderson  <rth@redhat.com>
23285         PR opt/6534
23286         * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
23287         noce_try_store_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
23288         noce_try_cmove_arith, noce_try_minmax, noce_try_abs): Insert new
23289         code before JUMP, not EARLIEST.
23291 2002-05-03  Joseph S. Myers  <jsm28@cam.ac.uk>
23293         * c-format.c (check_format_info_main): Don't check for presence of
23294         parameter for * width until after operand number has been read,
23295         and only check for it if format parameters are available.
23296         Fixes PR c/6547.
23298 2002-05-03  Jason Thorpe  <thorpej@wasabisystems.com>
23300         * config/alpha/netbsd.h (CPP_PREDEFINES): Add -D_LP64.
23301         (LINK_SPEC): Undef before defining.
23303 2002-05-03  Jakub Jelinek  <jakub@redhat.com>
23305         PR preprocessor/6489
23306         * tradcpp.c (fixup_newlines): New.
23307         (main, finclude): Use it.
23309 2002-05-03  Richard Sandiford  <rsandifo@redhat.com>
23311         * config/mips/elf64.h (UNIQUE_SECTION): Use mips_unique_section.
23312         * config/mips/mips.c (mips_unique_section): Strip encoding from
23313         decl name.
23315 2002-05-03  Jakub Jelinek  <jakub@redhat.com>
23317         * config/i386/i386.c (ix86_expand_int_movcc): Truncate to proper
23318         mode.
23320 2002-05-03  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
23322         * doc/install.texi (Installing): Mention GCC 3.1 buildstats.
23323         (Specific): Removed buildstats references.
23324         (Specific, hppa*-hp-hpux11): Adjust for GCC versions > 3.0.
23325         (Specific, sparc-sun-solaris2*): Update 64-bit hints for GCC 3.1.
23326         Accomodate Solaris versions beyond 8.
23327         (Specific, sparc-sun-solaris2.7): Update as path for GCC 3.1.
23328         (Specific, *-*-solaris2.8): Removed, obsolete.
23330 2002-05-03  Jakub Jelinek  <jakub@redhat.com>
23332         PR target/6542
23333         * config/sparc/sparc.h (leaf_reg_remap): Remove const.
23334         (CONDITIONAL_REGISTER_USAGE): For TARGET_FLAT make
23335         fill leaf_reg_remap with identity.
23336         * config/sparc/sparc.c (leaf_reg_remap): Remove const.
23338 2002-05-03  Kazu Hirata  <kazu@cs.umass.edu>
23340         * config/h8300/crti.asm: Remove trailing spaces.
23341         * config/h8300/h8300.c: Likewise.
23342         * config/h8300/lib1funcs.asm: Likewise.
23344 2002-05-02  Jason Merrill  <jason@redhat.com>
23346         * defaults.h (BOOL_TYPE_SIZE): Move default here from cp/decl.c.
23347         * c-decl.c (c_init_decl_processing): Use it.
23348         * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Define to INT_TYPE_SIZE.
23349         * config/i960/i960.h (BOOL_TYPE_SIZE): Don't define.
23350         * config/mcore/mcore.h (BOOL_TYPE_SIZE): Don't define.
23352 2002-05-03  Kazu Hirata  <kazu@cs.umass.edu>
23354         * regrename.c: Fix formatting.
23355         * tree.c: Likewise.
23357 Fri May  3 13:34:43 CEST 2002  Jan Hubicka  <jh@suse.cz>
23359         * i386.md (attribute memory): Handle compares properly.
23361 Fri May  3 10:51:38 CEST 2002  Jan Hubicka  <jh@suse.cz>
23363         * i386.md (sse_clrsf, sse_clrsi): Set memory attribute
23364         to none.
23366 2002-05-02  Kazu Hirata  <kazu@cs.umass.edu>
23368         * function.c: Fix formatting.
23370 2002-05-02  Jan Hubicka  <jh@suse.cz>
23372         * haifa-sched.c (schedule_insn): Print table of instructions and
23373         reservations.
23374         (sched_block): Do not print ready list at verbosity level 1.
23375         * sched-vis.c (print_insn): Make global.
23376         * sched-ebb.c (ebb_print_insn): Rename from...
23377         (print_insn): ... this one.
23378         * sched-int.h (print_insn): Declare
23380 2002-05-02  Richard Henderson  <rth@redhat.com>
23382         * haifa-sched.c (rank_for_schedule): Skip past last_scheduled_insn
23383         emitted by cycle_display.
23385 2002-05-02  Loren J. Rittle  <ljrittle@acm.org>
23387         * doc/install.texi (*-*-freebsd*): Update to latest status.
23389 2002-05-02  Jakub Jelinek  <jakub@redhat.com>
23391         PR target/6540
23392         * config.gcc (sparc*-*-solaris2*): Set float_format to i128.
23393         * config/float-sparc.h: Assume 128-bit long double if
23394         __LONG_DOUBLE_128__ is defined.
23396 2002-05-02  Vladimir Makarov  <vmakarov@redhat.com>
23398         * genattrtab.c (write_function_unit_info): Add a dummy element
23399         when num_units == 0.
23401 2002-05-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
23403         * predict.c: (propagate_freq, estimate_bb_frequencies): Use
23404         TYPE_MODE (double_type_node) instead of DFmode.
23406 Thu May  2 19:50:04 CEST 2002  Jan Hubicka  <jh@suse.cz>
23408         * cfgrtl.c (try_redirect_by_replacing_jump): Do not kill computed
23409         jumps post reload.
23410         * toplev.c (rest_of_compilation): Revert Richard's patch.
23412 2002-05-02  John David Anglin  <dave@hiauly1.hia.nrc.ca>
23414         * pa/x-ada (ADA_CFLAGS): Rename to X_ADA_CFLAGS.
23416 2002-05-02  Catherine Moore  <clm@redhat.com>
23418         * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Change r5 to r20.
23420 2002-05-02  Kazu Hirata  <kazu@hxi.com>
23422         * combine.c: Fix comment typos.
23423         * expr.c: Likewise.
23424         * genautomata.c: Likewise.
23425         * stmt.c: Likewise.
23426         * tree.h: Likewise.
23428 2002-05-02  Joseph S. Myers  <jsm28@cam.ac.uk>
23430         * doc/install.texi: State GNAT version requirements.
23432 2002-05-02  Nick Clifton  <nickc@cambridge.redhat.com>
23434         * config/fr30/fr30.h (GO_IF_LEGITIMATE_ADDRESS): Accept any form
23435         of the frame pointer or arg pointer register which strict register
23436         checking is not enabled.
23438 2002-05-02  Aldy Hernandez  <aldyh@redhat.com>
23440         * gcc.dg/altivec-8.c: New.
23442         * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
23443         PRE_INC and PRE_DEC for altivec modes.
23445 2002-05-01  Bruce Korb  <bkorb@gnu.org>
23447         * fixinc/check.tpl(set-writable): make sure the function exists first
23448         * fixinc/inclhack.def(alpha_assert): fix test_text
23449         * fixinc/tests/base/assert.h: add in missing result
23451 2002-05-01  Jeff Law  <law@redhat.com>
23453         * pa.h (EXTRA_CONSTRAINT): Don't accept PIC addresses for the
23454         'T' constraint.
23456 2002-05-01  Joel Brobecker  <brobecker@gnat.com>
23458         * dbxout.c (dbxout_type): Emit size information for range types,
23459         as well, but only when using GDB extensions.
23461 2002-05-01  Richard Henderson  <rth@redhat.com>
23463         * configure.in (HAVE_GAS_HIDDEN): Replace SPARC feature test with
23464         target-independent gnu binutils date test.
23466 2002-05-01  Richard Henderson  <rth@redhat.com>
23468         * cfgcleanup.c (merge_blocks_move_successor_nojumps): Emit dump
23469         info before expunging the block.
23471 2002-05-01  Jakub Jelinek  <jakub@redhat.com>
23473         * cppinit.c (cpp_handle_option) [-dM]: Don't set no_output here...
23474         (cpp_post_options): ...but here.  Disable -dD, -dN and -dI when
23475         -M -or -MM is in effect.
23477 2002-05-01  Zack Weinberg  <zack@codesourcery.com>
23479         * config.gcc: Correct test of --enable-obsolete.  Obsolete all
23480         A29k configurations.
23481         * doc/install.texi: Update to match.
23483 2002-05-01  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>
23485         PR bootstrap/6514
23486         * varasm.c (globalize_decl): Compare DECL_ASSEMBLER_NAME to check
23487         for duplicates. Always loop over whole list.
23489 Wed May  1 10:32:37 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
23491         * reload.c (find_reloads, case 'p'): Set BADOP to 0.
23493 2002-05-01      Joel Sherrill <joel@OARcorp.com>
23495         * config/sparc/t-elf (sparc-rtems, sparc-elf): Build assembly
23496         support routines.
23498 2002-05-01      Joel Sherrill <joel@OARcorp.com>
23500         * config/arm/rtems-elf.h: Add #undef TARGET_VERSION to prevent warning.
23502 2002-05-01  David Edelsohn  <edelsohn@gnu.org>
23504         * rs6000.md (abssi2_nopower): Convert to define_insn_and_split.
23505         (nabs_nopower): Same.
23506         (floatdisf2): New pattern.
23507         (absdi2): Convert to define_insn_and_split.
23508         (nabsdi2): Same.
23509         (trunctfsf2): Same.
23510         (floatditf2): Same.
23511         (floatsitf2): Same.
23512         (fix_trunctfdi2): Same.
23513         (fix_trunctfsi2): Same.
23515 2002-05-01  Joseph S. Myers  <jsm28@cam.ac.uk>
23517         * doc/install.texi: Update Texinfo version requirement
23518         documentation.
23520 2002-05-01  Jakub Jelinek  <jakub@redhat.com>
23522         PR target/6512, PR target/5628
23523         * config/sparc/sparc.md (movdf_insn_v9only_novis): Don't allow >= %f32
23524         when memory is not aligned.
23525         (movdf_insn_v9only_vis): Likewise.
23526         * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS): Request a FP_REGS
23527         temporary for EXTRA_FP_REGS DFmode load from unaligned memory.
23528         (SECONDARY_OUTPUT_RELOAD_CLASS): Similarly.
23530 2002-05-01  Aldy Hernandez  <aldyh@redhat.com>
23532         * gcc.dg/altivec-7.c: New.
23534         * config/rs6000/altivec.h: Cleanup.
23536 2002-04-30  Aldy Hernandez  <aldyh@redhat.com>
23538         * doc/invoke.texi (Option Summary): Add -mvrsave=.
23539         (RS/6000 and PowerPC Options): Document -mvrsave=.
23541         * config/rs6000/rs6000.c (rs6000_altivec_vrsave): New global.
23542         (rs6000_altivec_vrsave_string): Same.
23543         (rs6000_override_options): Call rs6000_parse_vrsave_option.
23544         (rs6000_parse_vrsave_option): New.
23545         (rs6000_stack_info): Only generate vrsave instructions when
23546         TARGET_ALTIVEC_VRSAVE.
23548         * config/rs6000/rs6000.h (TARGET_OPTIONS): Add -mvrsave= option.
23549         (rs6000_altivec_vrsave_string): Define extern.
23550         (rs6000_altivec_vrsave): Same.
23551         (TARGET_ALTIVEC_VRSAVE): New.
23553 2002-04-30  Richard Henderson  <rth@redhat.com>
23555         PR opt/6516
23556         * toplev.c (rest_of_compilation): Don't run cross-jump before
23557         bb-reorder.
23559 2002-04-30  Tom Rix  <trix@redhat.com>
23561         * regrename.c (build_def_use, copyprop_hardreg_forward_1): Sanity
23562         check which_alternative.
23564 2002-04-30  Kazu Hirata  <kazu@hxi.com>
23566         * cpplex.c: Fix comment formatting.
23567         * function.c: Likewise.
23568         * integrate.c: Likewise.
23569         * regrename.c: Likewise.
23570         * sibcall.c: Likewise.
23571         * simplify-rtx.c: Likewise.
23572         * tree-inline.c: Likewise.
23574 2002-04-30  John David Anglin  <dave@hiauly1.hia.nrc.ca>
23576         * config.gcc (hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-rtems*,
23577         hppa1.0-*-osf*, hppa1.1-*-bsd*, hppa1.1-*-hpux10*, hppa2*-*-hpux10*,
23578         hppa1.0-*-hpux10*, hppa*64*-*-hpux11*, hppa1.1-*-hpux11*,
23579         hppa2*-*-hpux11*, hppa1.0-*-hpux11*, hppa*-*-lites*): Define xmake_file.
23580         * pa/t-linux, pa/t-pa, pa/t-pa64, t-pro (T_ADAFLAGS): Delete.
23581         * pa/x-ada: New file.  Define ADA_CFLAGS.
23583 2002-04-30  Hans-Peter Nilsson  <hp@bitrange.com>
23585         * config/mmix/mmix.h (MMIX_LAST_STACK_REGISTER_REGNUM): Renamed
23586         from MMIX_LAST_REGISTER_FILE_REGNUM.
23587         (NO_IMPLICIT_EXTERN_C): Remove cryptic obsolete comment.
23588         (struct machine_function): New member highest_saved_stack_register
23589         previously static variable in mmix.c.
23590         (MACHINE_DEPENDENT_REORG): Define.
23591         * config/mmix/mmix.c (highest_saved_stack_register): Deleted.
23592         (MMIX_OUTPUT_REGNO): New.
23593         (mmix_target_asm_function_prologue): Move calculation of last used
23594         saved-stack-register into...
23595         (mmix_machine_dependent_reorg): New function.  Update to also handle
23596         !TARGET_ABI_GNU.
23597         (mmix_print_operand): Apply MMIX_OUTPUT_REGNO when emitting
23598         register names, simplify somewhat by new variable regno.
23599         <case 'p'>: Remove fixed FIXME.  Always emit highest used saved
23600         register.
23601         (mmix_print_operand_address): Apply MMIX_OUTPUT_REGNO when
23602         emitting register names.
23603         (mmix_asm_output_reg_push, mmix_asm_output_reg_pop): Ditto.
23604         (mmix_dbx_register_number): Apply MMIX_OUTPUT_REGNO here too.
23605         Remove fixed FIXME.
23606         * config/mmix/mmix-protos.h (mmix_machine_dependent_reorg):
23607         Declare.
23609         * config/mmix/mmix.md ("divmoddi4"): Update head comment.
23611 2002-04-30  Richard Henderson  <rth@redhat.com>
23613         * config/sparc/sparc.c (emit_soft_tfmode_libcall,
23614         emit_soft_tfmode_binop, emit_soft_tfmode_unop, emit_soft_tfmode_cvt,
23615         emit_hard_tfmode_operation, emit_tfmode_binop, emit_tfmode_unop,
23616         emit_tfmode_cvt): New.
23617         * config/sparc/sparc.md (extendsftf2, extenddftf2, trunctfsf2,
23618         trunctfdf2, floatsitf2, floatunssitf2, floatditf2, floatunsditf2,
23619         fix_trunctfsi2, fixuns_trunctfsi2, fix_trunctfdi2, fixuns_trunctfdi2,
23620         addtf3, subtf3, multf3, divtf3, sqrttf2): Use them.
23621         * config/sparc/sparc-protos.h: Update.
23623 2002-04-30  Janis Johnson  <janis187@us.ibm.com>
23625         * install.texi (Final install): Add to the list of info to include
23626         in a report of a successful bootstrap, and add link to 3.1 list.
23628 Tue Apr 30 19:15:36 CEST 2002  Jan Hubicka  <jh@suse.cz>
23630         * i386.md (type): Add new SSE/MMX subtypes, remove usused fop1.
23631         (mode): Add vector modes
23632         (i387): Kill attribute.
23633         (unit): New attribute.
23634         (length_immediate): Grok new types.
23635         (prefix_data16, prefix_rep, prefix_0f): Fix for SSE/MMX.
23636         (modrm): Use "unit".
23637         (memory): Handle MMX/SSE properly.
23638         (scheduling descriptions): Kill uses of fop1.
23639         (sse, mmx, fp patterns): Set type and mode properly.
23641 Tue Apr 30 09:31:59 2002  Jeffrey A Law  (law@redhat.com)
23643         * pa.c (override_options): Default to PA8000 scheduling.
23644         * doc/invoke.texi (HP-PA options): Mention newly added 7300
23645         scheduling parameter.
23647         * pa.md (7100lc, 7200, 7300 scheduling): Slightly refine
23648         handling of double precision multiplies.
23650         * pa.md (7100lc, 7200, 7300 scheduling): Refine handling of
23651         fpdiv and fpsqrt instructions.
23652         (7200 & 7300 scheduling): Fix typo in handling of
23653         store-load and store-store penalties.
23655 2002-04-30  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
23657         * doc/contrib.texi (Contributors): Use MIPS instead of Mips and
23658         mips.  Add two missing commas.
23660 2002-04-30  Paolo Carlini  <pcarlini@unitus.it>
23662         * doc/contrib.texi (Contributors): Update Paolo Carlini's
23663         and Benjamin Kosnik's entries.
23665 2002-04-29  David S. Miller  <davem@redhat.com>
23667         * config/sparc/sparc.h (BRANCH_COST, PREFETCH_BLOCK,
23668         SIMULTANEOUS_PREFETCHES): Tune for UltraSPARC-III.
23669         * config/sparc/sparc.md (call + jmp 32-bit peepholes): Likewise.
23670         * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
23672 2002-04-29  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>
23674         * combine.c (find_split_point): Use gen_int_mode.
23676 2002-04-29  Vladimir Makarov  <vmakarov@redhat.com>
23678         Merging code from dfa-branch:
23680         2002-04-24  Vladimir Makarov  <vmakarov@redhat.com>
23682         * genautomata.c (output_reserv_sets): Fix typo.
23684         2002-04-23  Vladimir Makarov  <vmakarov@redhat.com>
23686         * genautomata.c (output_reserv_sets): Remove
23687         next_cycle_output_flag.
23689         Thu Apr 18 08:57:06 2002  Jeffrey A Law  (law@redhat.com)
23691         * sched-rgn.c (init_ready_list): Make the DFA code handle
23692         USE/CLOBBER insns in the same way as the traditional
23693         scheduler.
23694         (new_ready): Similarly..
23696         2002-04-17  Vladimir Makarov  <vmakarov@redhat.com>
23698         * haifa-sched.c (schedule_block): Change the DFA state only after
23699         issuing insn.
23701         Wed Apr 17 15:38:36 2002  Jeffrey A Law  (law@redhat.com)
23703         * pa.c (hppa_use_dfa_pipeline_interface): New function.
23704         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
23705         (override_options): Add PA7300 scheduling support.
23706         (pa_adjust_cost): Update various comments.  Properly
23707         handle anti and output dependencies when using the
23708         DFA scheduler.
23709         (pa_issue_rate): Add PA7300 scheduling support.
23710         (pa_can_combine_p): Call extract_insn before calling
23711         constrain_operands (taken from mainline tree).
23712         * pa.h (enum processor_type): Add PROCESSOR_PA7300.
23713         * pa.md (cpu attr): Add 7300.  Rewrite pipeline
23714         descriptions using DFA descriptions.  Add PA7300
23715         scheduling support.
23717         2002-03-30  David S. Miller  <davem@redhat.com>
23719         Add UltraSPARC-III DFA scheduling support.
23720         * config/sparc/sparc.md (define_attr type): Add fpcrmove.
23721         Update FP conditional move on register insn patterns to use it, as
23722         appropriate.
23723         (define_attr cpu): Add ultrasparc3.
23724         (define_attr us3load_type): New, update integer load patterns to
23725         set it, as appropriate.
23726         (define_automaton): Add ultrasparc3_0 and ultrasparc3_1.
23727         (rest): Add UltraSPARC3 scheduling description.
23728         * config/sparc/sparc.h (TARGET_CPU_ultrasparc3): New.
23729         (PROCESSOR_ULTRASPARC3): New.
23730         ({ASM,CPP}_CPU64_DEFAULT_SPEC): Handle ultrasparc3.
23731         ({ASM,CPP}_CPU_SPEC): Likewise.
23732         (REGISTER_MOVE_COST): Likewise.
23733         (RTX_COSTS): Likewise.
23734         * config/sparc/sparc.c (sparc_override_options,
23735         sparc_initialize_trampoline, sparc64_initialize_trampoline,
23736         sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
23737         sparc_issue_rate): Likewise.
23738         * config/sparc/sol2.h: Likewise.
23739         * config/sparc/sol2-sld-64.h: Likewise.
23740         * config/sparc/linux64.h: Likewise.
23742         2002-03-22  Vladimir Makarov  <vmakarov@redhat.com>
23744         * doc/md.texi: Add comments about usage the latency time for the
23745         different dependencies and about case when two or more conditions
23746         in different define_insn_reservations returns TRUE for an insn.
23748         * doc/md.texi: Add reference for automaton based pipeline
23749         description.
23751         2002-03-04  Vladimir Makarov  <vmakarov@redhat.com>
23753         * doc/passes.texi: Add missed information about genattrtab.
23755         2002-03-01  Vladimir Makarov  <vmakarov@redhat.com>
23757         * genautomata.c (output_automata_list_transition_code): Check
23758         automata_list on NULL.
23760         2002-02-28  Vladimir Makarov  <vmakarov@redhat.com>
23762         * genautomata.c (output_insn_code_cases,
23763         output_automata_list_min_issue_delay_code,
23764         output_automata_list_transition_code,
23765         output_automata_list_state_alts_code): Comment the functions.
23767         2002-02-22  Vladimir Makarov  <vmakarov@redhat.com>
23769         * genautomata.c (automata_list_el_t): New typedef.
23770         (get_free_automata_list_el,free_automata_list_el,
23771         free_automata_list, automata_list_hash, automata_list_eq_p,
23772         initiate_automata_lists, automata_list_start, automata_list_add,
23773         automata_list_finish, finish_automata_lists,
23774         output_insn_code_cases, output_automata_list_min_issue_delay_code,
23775         output_automata_list_transition_code,
23776         output_automata_list_state_alts_code, add_automaton_state,
23777         form_important_insn_automata_lists): New functions and prototypes.
23778         (insn_reserv_decl): Add members important_automata_list and
23779         processed_p.
23780         (ainsn): Add members important_p.
23781         (automata_list_el): New structure.
23782         (first_free_automata_list_el, current_automata_list,
23783         automata_list_table): New global variables.
23784         (create_ainsns): Initiate member important_p.
23785         (output_internal_min_issue_delay_func): Generate the switch and
23786         call output_insn_code_cases.
23787         (output_internal_trans_func, output_internal_state_alts_func):
23788         Ditto.
23789         (generate): Call initiate_automata_lists.
23790         (automaton_states): New global variable.
23791         (expand_automata): Call form_important_insn_automata_lists.
23792         (write_automata): Call finish_automata_lists.
23794         2002-02-21  Vladimir Makarov  <vmakarov@redhat.com>
23796         * genautomata.c (add_excls, add_presence_absence): Check that
23797         cpu units in the sets belong the same automaton.
23799         * rtl.def (EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET): Add comment
23800         about that cpu units in the sets belong the same automaton.
23802         * doc/md.texi: Ditto.
23804         2001-12-20  Naveen Sharma  <naveens@noida.hcltech.com>
23805                     Nitin Gupta  <niting@noida.hcltech.com>
23807         * config/sh/sh.c (sh_use_dfa_interface): New function.
23809         (sh_issue_rate): New Function.
23810         TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE: define.
23811         TARGET_SCHED_ISSUE_RATE: define.
23813         * config/sh/sh.md: Add DFA based pipeline description for SH4.
23815         (define_attr insn_class): New attribute used for DFA
23816          scheduling.
23817         (define_insn cmpgtsi_t): Set attribute insn_class mt_group.
23818         (cmpgesi_t,cmpgtusi_t,cmpgeusi_t,cmpeqsi_t,
23819          cmpeqdi_t): Likewise.
23821         (add,addc1,addsi3,subc,subc1,*subsi3_internal,
23822          negc,negsi2,ashldi3_k,lshrdi3_k,ashrdi3_k): Set insn_class
23823          ex_group.
23824         (iorsi3,rotlsi3_1,rotlsi3_31,rotlsi3_16): Likewise.
23826         2001-10-03  Vladimir Makarov  <vmakarov@toke.toronto.redhat.com>
23828         * haifa-sched.c (queue_to_ready): Remove unnecessary condition for
23829         break.
23831         2001-10-03  Vladimir Makarov  <vmakarov@toke.toronto.redhat.com>
23833         * genautomata.c (DFA_INSN_CODES_LENGTH_VARIABLE_NAME): New macro.
23834         (output_dfa_insn_code_func): Expand dfa_insn_codes if it is
23835         necessary.
23836         (output_dfa_start_func): Initiate new variable insn_codes_length,
23837         (write_automata): Output definition of the new variable.
23839         2001-10-02  David S. Miller  <davem@redhat.com>
23841         * haifa-sched.c (advance_one_cycle): New function.
23842         (schedule_block): Use it.
23843         (queue_to_ready): Use it, and also make sure to advance the DFA
23844         state on all stall cycles, not just those where insn_queue links
23845         are found.
23847         2001-10-02  Richard Sandiford  <rsandifo@redhat.com>
23849         * haifa-sched.c (max_issue): Remove last_p argument.  Only return
23850         nonzero if the highest-priority instruction could be scheduled.
23851         (choose_ready): Remove last argument from max_issue call.
23853         2001-09-28  David S. Miller  <davem@redhat.com>
23855         * config/sparc/sparc.c (sparc_use_sched_lookahead): Use 4 for
23856         ultrasparc and 3 for other multi-issue sparcs.
23858         2001-09-27  David S. Miller  <davem@redhat.com>
23860         * config/sparc/sparc.md (cycle_display): New pattern.
23861         * config/sparc/sparc.c (sparc_cycle_display): New.
23862         (TARGET_SCHED_CYCLE_DISPLAY): Set it.
23864         2001-09-25  David S. Miller  <davem@redhat.com>
23866         Convert all of SPARC scheduling to DFA
23867         * config/sparc/sparc.md: Kill all define_function_unit
23868         directives and replace with DFA equivalent.
23869         * config/sparc/sparc.c (ultrasparc_adjust_cost,
23870         mark_ultrasparc_pipeline_state, ultra_cmove_results_ready_p,
23871         ultra_fpmode_conflict_exists, ultra_find_type,
23872         ultra_build_types_avail, ultra_flush_pipeline,
23873         ultra_rescan_pipeline_state, ultrasparc_sched_reorder,
23874         ultrasparc_variable_issue, ultrasparc_sched_init,
23875         sparc_variable_issue, sparc_sched_reorder, ultra_code_from_mask,
23876         ultra_schedule_insn, ultra_code_names, ultra_pipe_hist,
23877         ultra_cur_hist, ultra_cycles_elapsed): Kill.
23878         (sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
23879         ultrasparc_store_bypass_p): New.
23880         * config/sparc/sparc-protos.h (ultrasparc_store_bypass_p):
23881         Declare.
23883         2001-09-24  David S. Miller  <davem@redhat.com>
23885         * haifa-sched.c (ready_remove): Fix thinko, we want to copy around
23886         ready->vec[foo] not ready[foo].
23888         2001-09-07  Vladimir Makarov  <vmakarov@redhat.com>
23890         * doc/md.texi: Correct examples for define_insn_reservations
23891         `mult' and `div'.
23893         2001-09-07  Vladimir Makarov  <vmakarov@redhat.com>
23895         * genautomata.c (create_automata): Print message about creation of
23896         each automaton.
23897         (generate): Remove printing meease about creation of
23898         automata.
23900         2001-09-05  David S. Miller  <davem@redhat.com>
23902         * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
23903         * config/sparc/linux64.h: Likewise.
23905         2001-08-31  Vladimir Makarov  <vmakarov@redhat.com>
23907         * haifa-sched.c (insn_cost, schedule_insn, queue_to_ready,
23908         schedule_block, sched_init, sched_finish): Add missed calls of
23909         use_dfa_pipeline_interface.
23911         * sched-rgn.c (init_ready_list, new_ready, debug_dependencies):
23912         Ditto.
23914         * sched-vis.c (get_visual_tbl_length): Ditto.
23916         2001-08-27  Richard Henderson  <rth@redhat.com>
23918         * genattr.c (main): Emit state_t even when not doing scheduling.
23920         2001-08-27  Richard Henderson  <rth@redhat.com>
23922         * genautomata.c (expand_automata): Always create a description.
23924         2001-08-27  Vladimir Makarov  <vmakarov@touchme.toronto.redhat.com>
23926         * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
23927         PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
23928         AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
23929         RTL constructions.
23931         * genattr.c (main): New variable num_insn_reservations.  Increase
23932         it if there is DEFINE_INSN_RESERVATION.  Output automaton based
23933         pipeline hazard recognizer interface.
23935         * genattrtab.h: New file.
23937         * genattrtab.c: Include genattrtab.h.
23938         (attr_printf, check_attr_test, make_internal_attr,
23939         make_numeric_value): Move protypes into genattrtab.h.  Define them
23940         as external.
23941         (num_dfa_decls): New global variable.
23942         (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
23943         DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
23944         DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
23945         DEFINE_INSN_RESERVATION.  Call expand_automata and write_automata.
23947         * genautomata.c: New file.
23949         * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
23951         * sched-int.h: (curr_state): Add the external definition for
23952         automaton pipeline interface.
23953         (haifa_insn_data): Add comments for members blockage and units.
23955         * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
23956         TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
23957         TARGET_SCHED_DFA_PRE_CYCLE_INSN,
23958         TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
23959         TARGET_SCHED_DFA_POST_CYCLE_INSN,
23960         TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
23961         TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
23962         macros.
23963         (TARGET_SCHED): Use the new macros.
23965         * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
23966         dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
23967         first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
23968         dfa_bubble): New members in gcc_target.sched.
23970         * haifa-sched.c (insert_schedule_bubbles_p): New variable.
23971         (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
23972         (insn_queue): Redefine it as pointer to array.
23973         (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
23974         INSN_QUEUE_SIZE.
23975         (max_insn_queue_index_macro_value): New variable.
23976         (curr_state, dfa_state_size, ready_try): New varaibles for
23977         automaton interface.
23978         (ready_element, ready_remove, max_issue): New function prototypes
23979         for automaton interface.
23980         (choose_ready): New function prototype.
23981         (insn_unit, blockage_range): Add comments.
23982         (unit_last_insn, unit_tick, unit_n_insns): Define them for case
23983         FUNCTION_UNITS_SIZE == 0.
23984         (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
23985         actual_hazard, potential_hazard): Add comments.
23986         (insn_cost): Use cost -1 as undefined value.  Remove
23987         LINK_COST_ZERO and LINK_COST_FREE.  Add new code for automaton
23988         pipeline interface.
23989         (ready_element, ready_remove): New functions for automaton
23990         interface.
23991         (schedule_insn): Add new code for automaton pipeline interface.
23992         (queue_to_ready): Add new code for automaton pipeline interface.
23993         Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
23994         (debug_ready_list): Print newline when the queue is empty.
23995         (max_issue): New function for automaton pipeline interface.
23996         (choose_ready): New function.
23997         (schedule_block): Add new code for automaton pipeline interface.
23998         Print ready list before scheduling each insn.
23999         (sched_init): Add new code for automaton pipeline interface.
24000         Initiate insn cost by -1.
24001         (sched_finish): Free the current automaton state and finalize
24002         automaton pipeline interface.
24004         * sched-rgn.c: Include target.h.
24005         (init_ready_list, new_ready, debug_dependencies): Add new code for
24006         automaton pipeline interface.
24008         * sched-vis.c: Include target.h.
24009         (get_visual_tbl_length): Add code for automaton interface.
24010         (target_units, print_block_visualization):  Add comments.
24012         * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
24013         USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
24014         (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
24015         (getruntime.o, genautomata.o): New entries.
24016         (genattrtab.o): Add new dependency file genattrtab.h.
24017         (genattrtab): Add new dependencies.  Link it with `libm.a'.
24018         (getruntime.o, hashtab.o): New entries for canadian cross.
24020         * doc/md.texi: Description of automaton based model.
24022         * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
24023         Add comments.
24024         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
24025         TARGET_SCHED_DFA_PRE_CYCLE_INSN,
24026         TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
24027         TARGET_SCHED_DFA_POST_CYCLE_INSN,
24028         TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
24029         TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
24030         TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
24031         hook descriptions.
24032         (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
24033         MAX_DFA_ISSUE_RATE): New macro descriptions.
24035         * doc/contrib.texi: Add dfa based scheduler contribution.
24037         * doc/gcc.texi: Add more information about genattrtab.
24039 Mon Apr 29 17:19:10 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
24041         * reload1.c (eliminate_regs, case SUBREG): Fix typo in
24042         adjust_address_nv call.
24044 2002-04-29  Janis Johnson  <janis187@us.ibm.com>
24046         * doc/install.texi (Testing): Provide additional information, and
24047         a stronger encouragement, for running the testsuites.
24049 2002-04-29  DJ Delorie  <dj@redhat.com>
24051         * config/mips/mips.c (mips_parse_cpu): Warn if the CPU name is
24052         given in upper case.
24054 2002-04-29  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
24056         * fixinc/inclhack.def (solaris_widec): Include <wchar.h> in
24057         Solaris 2 <widec.h> if missing.
24058         * fixinc/fixincl.x: Regenerate.
24059         * fixinc/tests/base/widec.h: New file.
24061 2002-04-29  Nick Clifton  <nickc@cambridge.redhat.com>
24063         * toplev.c (f_options): Add "profile" switch so that
24064         -fno-profile can be used to disable -p.
24066 2002-04-29  Bernd Schmidt  <bernds@redhat.com>
24068         * c-common.c (type_for_mode): Add support for V2DFmode, V2DImode,
24069         UV2DImode.
24070         * tree.c (build_common_tree_nodes_2): Likewise.
24071         * tree.h (enum tree_index): Likewise.
24072         (V2DF_type_node, V2DI_type_node, unsigned_V2DI_type_node): Define.
24074         * config/i386/i386.c (bdesc_comi, bdesc_2arg, bdesc_1arg): Add SSE2
24075         entries.
24076         (init_mmx_sse_builtins): Initialize SSE2 builtins.
24077         (ix86_expand_builtin): Add support for SSE2 builtins.
24078         * config/i386/i386.h (VALID_SSE2_REG_MODE): New macro.
24079         (VALID_SSE_REG_MODE): Use it.
24080         (VECTOR_MODE_SUPPORTED_P): Allow SSE2 modes here as well.
24081         (enum ix86_builtins): Add SSE2 builtins.
24082         * config/i386/i386.md (movv2df_internal, movv2df, movv8hi_internal,
24083         movv8hi, movv16qi_internal, movv16qi, pushv2df, pushv8hi, pushv16qi,
24084         addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3, vmmulv2df3,
24085         divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3, vmsminv2df3,
24086         sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3, sqrtv2df2,
24087         vmsqrtv2df2, maskcmpv2df3, maskncmpv2df3, vmmaskcmpv2df3,
24088         vmmaskncmpv2df3, sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb,
24089         sse2_maskmovdqu, sse2_movntv2df, sse2_movntti, sse2_movntsi, cvtdq2ps,
24090         cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq, cvtpd2pi,
24091         cvttpd2pi, cvtpi2pd, cvtsd2si, cvttsd2si, cvtsi2sd, cvtsd2ss,
24092         cvtss2sd, cvtpd2ps, cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3,
24093         ssaddv16qi3, ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3,
24094         subv4si3, subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3,
24095         mulv8hi3, smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
24096         sse2_umulv2siv2di3, sse2_pmaddwd, sse2_clrti, sse2_uavgv16qi3,
24097         sse2_uavgv8hi3, sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd,
24098         sse2_pshuflw, sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3,
24099         gtv8hi3, gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3,
24100         ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, sse2_lshrv2di3,
24101         ashlv8hi3, ashlv4si3, sse2_ashlv2di3, sse2_ashlti3, sse2_lshrti3,
24102         sse2_unpckhpd, sse2_unpcklpd, sse2_packsswb, sse2_packssdw,
24103         sse2_packuswb, sse2_punpckhbw, sse2_punpckhwd, sse2_punpckhdq,
24104         sse2_punpcklbw, sse2_punpcklwd, sse2_punpckldq, sse2_movapd,
24105         sse2_movupd, sse2_movdqa, sse2_movdqu, sse2_movdq2q, sse2_movq2dq,
24106         sse2_movhpd, sse2_movlpd, sse2_loadsd, sse2_movsd, sse2_storesd,
24107         sse2_shufpd, sse2_clflush, sse2_mfence, mfence_insn, sse2_lfence,
24108         lfence_insn): New patterns.
24109         (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Renamed from
24110         sse_andti3_sse2, sse_nandti3_sse2, sse_iorti3_sse2, sse_xorti3_sse2.
24112 Mon Apr 29 17:03:24 CEST 2002  Jan Hubicka  <jh@suse.cz>
24114         * i386.md (sse_mov?fcc*): Revert patch of Mar 14th.
24116 2002-04-29  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
24118         * doc/contrib.texi (Contributors): Add Paolo Carlini and
24119         Janis Johnson.
24120         Update Richard Henderson, Jakub Jelinek, and Mark Mitchell.
24121         Refer to Objective-C instead of ObjC, SPARC instead of sparc,
24122         and CPU instead of cpu.
24124 Mon Apr 29 13:36:41 CEST 2002  Jan Hubicka  <jh@suse.cz>
24126         * toplev.c (flag_if_conversion, flag_if_conversion2): New static
24127         variables.
24128         (lang_independent_options): Add -fif-conversion, -fif-conversion2
24129         (rest_of_compilation): Do if conversion only when asked for.
24130         (parse_options_and_default_flags): Set new variables to 1 for -O1
24131         * invoke.texi (-fif-conversion, -fif-conversion2): Document.
24133 Mon Apr 29 13:02:50 CEST 2002  Jan Hubicka  <jh@suse.cz>
24135         * i386.c (dbx64_register_map): Fix typo.
24137 Mon Apr 29 12:18:35 CEST 2002  Jan Hubicka  <jh@suse.cz>
24139         * predict.c (real_zero, real_one, real_almost_one, real_br_prob_base,
24140         real_one_half, real_bb_freq_max): New static variables.
24141         (debug_profile_bbauxs): Kill.
24142         (process_note_predictions): Kill unused variable.
24143         (block_info_def, edge_info_def): Use REAL_VALUE_TYPE instead of
24144         volatile double.
24145         (propagate_freq): Use REAL_ARITHMETICS.
24146         (estimate_bb_frequencies): Likevise; init new static variables.
24147         * Makefile.in (predict.o): Add dependency on real.h
24149 2002-04-28  David S. Miller  <davem@redhat.com>
24151         PR target/6500
24152         * config/sparc/sparc.md (prefetch): Emit properly for 32-bit vs.
24153         64-bit TARGET_V9.  Do not use prefetch page, use prefetch for
24154         several {reads,writes} instead.
24155         * config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
24156         Define.
24158 2002-04-27  David S. Miller  <davem@redhat.com>
24160         PR target/6494
24161         * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Be mindful
24162         of the stack bias.
24164         * config/sparc/linux.h, config/sparc/linux64.h: Don't bother
24165         including signal.h and sys/ucontext.h, not needed.
24167 2002-04-29  Hans-Peter Nilsson  <hp@bitrange.com>
24169         * varasm.c (output_constant_def): Correct test for not calling
24170         ENCODE_SECTION_INFO for INTEGER_CST.
24172 2002-04-29  Neil Booth  <neil@daikokuya.demon.co.uk>
24174         * cppexp.c (lex): Move some code to _cpp_parse_expr, but
24175         keep most cases as function eval_token.
24176         (eval_token): New function.
24177         (_cpp_parse_expr): Read token here for improved diagnostics.
24178         Don't use op_as_text.  Detect bad ':' here.
24179         (reduce): Don't detect bad ':' here.
24180         (op_as_text): Remove.
24181         * cpphash.h (_cpp_test_assertion): Change prototype.
24182         * cpplib.c (_cpp_test_assertion): Change prototype.
24184 2002-04-28  Richard Henderson  <rth@redhat.com>
24186         PR c/5154
24187         * ggc-common.c (ggc_mark_rtx_children_1): Rename from...
24188         (ggc_mark_rtx_children): New.
24190 2002-04-28  Jakub Jelinek  <jakub@redhat.com>
24192         PR target/6496
24193         * config/sparc/sparc.md (call + jump 32-bit peepholes): Disable jump
24194         after call peepholes for UltraSPARC.
24195         (call + jump 64-bit peepholes): Remove.
24197 2002-04-28  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>
24199         PR c/6497
24200         * config/rs6000/rs6000.md (sCC patterns): Remove clobber and use
24201         result as temporary value.
24203 2002-04-28  Jakub Jelinek  <jakub@redhat.com>
24205         PR c++/6396
24206         * toplev.c (rest_of_compilation): Only run regrename and copy
24207         propagation if optimizing.
24209 2002-04-28  Jakub Jelinek  <jakub@redhat.com>
24211         PR optimization/6475
24212         * reload1.c (alter_reg): Only call set_mem_expr if I is home pseudo
24213         register of REGNO_DECL (i).
24214         * Makefile.in (reload1.o): Add $(TREE_H).
24216 2002-04-28  Neil Booth  <neil@daikokuya.demon.co.uk>
24218         * cppexp.c (lex): Update to use state.skip_eval.
24219         (struct op): Remove prio and flags members.
24220         (FLAG_BITS, FLAG_MASK, PRIO_SHIFT, EXTRACT_PRIO, EXTRACT_FLAGS,
24221         SHORT_CIRCUIT, RIGHT_ASSOC, ..._PRIO, op_to_prio): Remove.
24222         (LEFT_ASSOC): New macro.
24223         (optab): New table of operator priorities and flags.
24224         (SHIFT): Update.
24225         (_cpp_parse_expr): Clean up logic.  Return bool.  Use a
24226         malloc-ed parser stack.
24227         (reduce): New; reduce the operator stack.
24228         (_cpp_expand_op_stack): Expand the operator stack as necessary.
24229         * cpphash.h (struct op): Predeclare.
24230         (struct cpp_reader): New members op_stack, op_limit.
24231         (struct lexer_state): New member skip_eval.
24232         (_cpp_parse_expr): Update.
24233         (_cpp_expand_op_stack): New.
24234         * cpplib.c (do_if): Update.
24235         * cppinit.c (cpp_create_reader): Create op stack.
24236         (cpp_destroy): And destroy it.
24237         * cpplib.h (CPP_LAST_CPP_OP): Correct.
24238         (TTYPE_TABLE): Correct.
24240 2002-04-28  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>
24242         PR c/6343
24243         * c-decl.c (duplicate_decls): Call merge_weak.
24244         * c-pragma.c (apply_pragma_weak): Warn about misuse.
24245         * output.h (merge_weak): Prototype merge_weak.
24246         * varasm.c (merge_weak): New function.
24247         (declare_weak): Make sure we don't give an error on VAR_DECLs.
24248         Mark RTL with SYMBOL_REF_WEAK.
24250 2002-04-27  Kurt Garloff <garloff@suse.de>
24252         * tree-inline.c (inlinable_function_p): Improve heuristics
24253         by using a smoother function to cut down allowable inlinable size.
24254         * param.def: Add parameters max-inline-insns-single,
24255         max-inline-slope, min-inline-insns that determine the exact
24256         shape of the above function.
24257         * param.h: Likewise.
24259 2002-04-26  Richard Henderson  <rth@redhat.com>
24261         * c-parse.in (malloced_yyss, malloced_yyvs): New.
24262         (yyoverflow): Re-add.  Set them.
24263         (free_parser_stacks): New.
24264         * c-common.h: Declare it.
24265         * c-lex.c (c_common_parse_file): Call it.
24267 2002-04-26  Richard Henderson  <rth@redhat.com>
24269         * cfgrtl.c (tidy_fallthru_edge): Don't use next_real_insn
24270         for fallthru search.
24272 2002-04-26  Eric Christopher  <echristo@redhat.com>
24274         PR optimization/3700
24275         * config/mips/mips.c (mips_issue_rate): Define.  New function.
24276         (TARGET_SCHED_ISSUE_RATE): Use.
24278 2002-04-25  David S. Miller  <davem@redhat.com>
24280         PR target/6422
24281         * reorg.c (optimize_skip): Do not allow exception causing
24282         instructions to be considered for delay slots.
24283         (fill_simply_delay_slots, fill_slots_from_thread): Likewise.
24284         (relax_delay_slots): Do not try to consider exception causing
24285         instructions as redundant.
24287 2002-04-26  Richard Henderson  <rth@redhat.com>
24289         PR c/5225
24290         * c-typeck.c (build_unary_op) [CONVERT_EXPR]: Invoke non_lvalue.
24292 2002-04-26  Mark Mitchell  <mark@codesourcery.com>
24294         PR bootstrap/6445
24295         * config/i386/i386.md (untyped_call): Return the value in a float
24296         register if TARGET_FLOAT_RETURNS_IN_80387, not just if
24297         TARGET_80387.
24299 2002-04-26  Alexandre Oliva  <aoliva@redhat.com>
24301         * tree.c (tree_int_cst_lt): Compare constants whose types differ
24302         in unsigned-ness correctly.
24304 2002-04-26  John David Anglin  <dave@hiauly1.hia.nrc.ca>
24306         * pa.h (FUNCTION_OK_FOR_SIBCALL): Don't do sibcalls when using the
24307         portable runtime model.
24309 2002-04-26  Richard Henderson  <rth@redhat.com>
24311         * c-parse.in (yyoverflow): Revert.
24313 2002-04-26  David Edelsohn  <edelsohn@gnu.org>
24314             Richard Henderson  <rth@redhat.com>
24316         * config/rs6000/rs6000.md (sCC pattern): Remove clobber and use
24317         result as temporary value.
24319 2002-04-26  Richard Henderson  <rth@redhat.com>
24321         PR c/3581
24322         * c-common.c (fix_string_type): Split out of ...
24323         (combine_strings): ... here.  Take a varray, not a tree list.
24324         (c_expand_builtin_printf): Use fix_string_type.
24325         * c-common.h: Update decls.
24326         * c-parse.in (string): Remove.  Update all uses to use STRING
24327         instead, and not call combine_strings.
24328         (yylexstring): New.
24329         (_yylex): Use it.
24330         * c-typeck.c (simple_asm_stmt): Don't call combine_strings.
24331         (build_asm_stmt): Likewise.
24332         * objc/objc-act.c (my_build_string): Use fix_string_type.
24333         (build_objc_string_object): Build varray for combine_strings.
24335 2002-04-26  Bo Thorsen  <bo@suse.co.uk>
24337         * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Define for
24338         x86-64.
24340 2002-04-26  Neil Booth  <neil@daikokuya.demon.co.uk>
24342         * cppexp.c (CPP_UMINUS, CPP_UPLUS): New.
24343         (HAVE_NO_R_OPERAND): Remove.
24344         (HAVE_VALUE): Remove.
24345         (op_to_prio): Update.
24346         (UNARY): Don't alter flags.
24347         (_cpp_parse_expr): want_value used to indicate whether
24348         a number or unary operator is expected next.  Distinguish
24349         unary and binary +/-.
24350         (op_as_text): Update for unary operators.
24352 2002-04-25  Richard Henderson  <rth@redhat.com>
24354         PR c/2161
24355         * c-parse.in (yyoverflow): New.
24357 2002-04-25  Richard Henderson  <rth@redhat.com>
24359         PR c/2098
24360         * c-common.c (shorten_compare): Simplfy conditions leading to
24361         the generation of a warning.
24363 2002-04-25  Richard Henderson  <rth@redhat.com>
24365         PR c/2035
24366         * expmed.c (extract_bit_field): Fall through to generic code rather
24367         than aborting on subreg special case.
24369 2002-04-25  David S. Miller  <davem@redhat.com>
24371         * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
24372         for DECL being NULL.
24374 2002-04-25  Steve Christiansen  <smc@us.ibm.com>
24376         * doc/md.texi (Machine Constraints): Add IA-64 constraints.
24378 2002-04-25  Eric Botcazou  <ebotcazou@multimania.com>
24380         * c-decl.c (grokdeclarator): Remove outdated ??? note
24381         on invalid declaration of flexible array members.
24383 2002-04-25  Richard Henderson  <rth@redhat.com>
24385         * doc/invoke.texi: Document -gdwarf{,-2} vs debug level.
24387 2002-04-25  Ulrich Weigand  <uweigand@de.ibm.com>
24389         * config/s390/s390.c (s390_emit_epilogue): Always restore registers
24390         needed by the compiler, even if they are used as global regs.
24392 2002-04-25  Matt Hiller  <hiller@redhat.com>
24394         * mips.c (mips_class_max_nregs, mips_register_move_cost): New
24395         functions.
24396         * mips.h (CLASS_MAX_NREGS, REGISTER_MOVE_COST): Redefine as calls
24397         of the corresponding functions.
24398         * mips-protos.h (mips_class_max_nregs, mips_register_move_cost):
24399         New prototypes.
24401 2002-04-25  Matt Hiller  <hiller@redhat.com>
24403         * config/mips/mips.h (mips_sw_reg_names): Declare as extern.
24405         (ALL_COP_ADDITIONAL_REGISTER_NAMES): New macro.
24406         (FIRST_PSEUDO_REGISTER): Redefine considering coprocessor
24407         registers, adjust comment accordingly.
24408         (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
24409         reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGISTER_NAMES,
24410         DEBUG_REGISTER_NAMES, REG_ALLOC_ORDER): Adjust to include entries
24411         for coprocessor registers.
24412         (ADDITIONAL_REGISTER_NAMES): Include
24413         ALL_COP_ADDITIONAL_REGISTER_NAMES.
24415         (COP0_REG_FIRST, COP0_REG_LAST, COP0_REG_NUM,
24416         COP2_REG_FIRST, COP2_REG_LAST, COP2_REG_NUM,
24417         COP3_REG_FIRST, COP3_REG_LAST, COP3_REG_NUM,
24418         COP0_REG_P, COP2_REG_P, COP3_REG_P, ALL_COP_REG_P,
24419         COPNUM_AS_CHAR_FROM_REGNUM, COP_REG_CLASS_P): New macros.
24421         (mips_char_to_class): Adjust comment to include coprocessor
24422         constraint letters.
24424         * config/mips/mips.c (coprocessor_operand, coprocessor2_operand):
24425         New functions.
24426         (mips_reg_names, mips_regno_to_class): Include coprocessor
24427         information.
24428         (mips_sw_reg_names): Ditto, make non-static.
24429         (mips_move_1word): Handle moves to and from coprocessor registers.
24430         (mips_move_2words): Handle moves to and from coprocessor
24431         registers.
24432         (mips_class_max_nregs, mips_register_move_cost): Handle
24433         coprocessor register classes.
24434         (override_options): Initialize mips_char_to_class and
24435         mips_hard_regno_mode_ok properly for coprocessor registers.
24437         * config/mips/mips.md (movdi_internal, movdi_internal2,
24438         movsi_internal1, movsi_internal2): Add constraint-sets for
24439         coprocessor registers.
24440         * testsuite/gcc.c-torture/mipscop-1.c: New testcase.
24441         * testsuite/gcc.c-torture/mipscop-1.x: Disable above if target
24442         isn't mips.
24443         * testsuite/gcc.c-torture/mipscop-2.c: New testcase.
24444         * testsuite/gcc.c-torture/mipscop-2.x: Disable above if target
24445         isn't mips.
24446         * testsuite/gcc.c-torture/mipscop-3.c: New testcase.
24447         * testsuite/gcc.c-torture/mipscop-3.x: Disable above if target
24448         isn't mips.
24449         * testsuite/gcc.c-torture/mipscop-4.c: New testcase.
24450         * testsuite/gcc.c-torture/mipscop-4.x: Disable above if target
24451         isn't mips.
24453         * doc/tm.texi: Document feature.
24455 2002-04-25  Neil Booth  <neil@daikokuya.demon.co.uk>
24457         * integrate.c (function_attribute_inlinable_p): Simplify.
24458         Check the table pointer is not NULL.
24460 2002-04-25  Steven Bosscher  <S.Bosscher@student.tudelft.nl>
24462         * doc/c-tree.texi: Fix typo in introduction.
24464 2002-04-25  Neil Booth  <neil@daikokuya.demon.co.uk>
24466         * c-common.h (c_common_parse_file): Update.
24467         * c-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
24468         * c-lex.c (YYDEBUG): Get from c-lex.h.
24469         (c_common_parse_file): Update.
24470         * c-lex.h (YYDEBUG, yydebug): New.
24471         * c-parse.in (YYDEBUG): Get from c-lex.h.
24472         (c_set_yydebug): Remove.
24473         * c-tree.h (c_set_yydebug): Remove.
24474         * langhooks-def.h (lhd_do_nothing_i): New.
24475         (lhd_set_yydebug, LANG_HOOKS_SET_YYDEBUG): Remove.
24476         (LANG_HOOKS_PARSE_FILE, LANG_HOOKS_INITIALIZER): Update.
24477         * langhooks.c  (lhd_do_nothing_i): New.
24478         (lhd_set_yydebug): Remove.
24479         * langhooks.h (struct lang_hooks): Update.
24480         * toplev.c (set_yydebug): New.
24481         (compile_file): Update call to parse_file hook.
24482         (decode_d_option): Update.
24483 objc:
24484         * objc-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
24486 Wed Apr 24 23:45:37 2002  J"orn Rennecke <joern.rennecke@superh.com>
24488         * loop.c (load_mems): Don't change the interface of called functions.
24490         * calls.c (expand_call): Take current_function_pretend_args_size
24491         into account when setting argblock for sibcalls.
24493 2002-04-24  Matt Hiller  <hiller@redhat.com>
24495         * cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.
24496         * c-lex.c: Ditto.
24498         * cpplex.c (skip_line_comment): Process comment one multibyte
24499         character at a time rather than one char at a time, if
24500         appropriate.
24501         (parse_string): Process string one multibyte character at a time
24502         rather than one char at a time, if appropriate.
24503         * c-lex.c (lex_string): Lex and copy multibyte strings
24504         appropriately.
24505         * cpplib.h (cppchar_t): Change to unsigned.
24507 2002-04-24  Richard Henderson  <rth@redhat.com>
24509         PR c/3467
24510         * c-decl.c (grokdeclarator): Don't pedwarn variable sized arrays
24511         for c99.
24513 Wed Apr 24 21:51:54 2002  J"orn Rennecke <joern.rennecke@superh.com>
24515         * sh.c (sh_va_arg): If argument was passed by reference,
24516         dereference the pointer.
24518         * sh.h (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
24520         * sh.md (divsi3_i4_media): Use match_operand for input values
24521         rather than hard registers.
24522         (divsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
24523         unnecessarily through hard registers.  Keep copies of pseudo
24524         registers outside of the libcall sequence.
24526         * sh.md (casesi_shift_media): Add modes.
24528         * sh.h (RETURN_IN_MEMORY): Return variable size BLKmode
24529         values in memory.
24531 2002-04-24  Neil Booth  <neil@daikokuya.demon.co.uk>
24533         * attribs.c (c_common_attribute_table): Move table and handlers
24534         to c-common.c.
24535         (format_attribute_table, lang_attribute_table,
24536         lang_attribute_common): Remove.
24537         (init_attributes): Replace NULL pointers with pointers to the
24538         empty table.
24539         (handle_packed_attribute, handle_nocommon_attribute,
24540         handle_common_attribute, handle_noreturn_attribute,
24541         handle_noinline_attribute, handle_always_inline_attribute,
24542         handle_used_attribute, handle_unused_attribute,
24543         handle_const_attribute, handle_transparent_union_attribute,
24544         handle_constructor_attribute, handle_destructor_attribute,
24545         handle_mode_attribute, handle_section_attribute,
24546         handle_aligned_attribute, handle_weak_attribute,
24547         handle_alias_attribute, handle_visibility_attribute,
24548         handle_no_instrument_function_attribute, handle_malloc_attribute,
24549         handle_no_limit_stack_attribute, handle_pure_attribute,
24550         handle_deprecated_attribute, handle_vector_size_attribute,
24551         vector_size_helper): Move to c-common.c.
24552         * c-common.c (c_common_attribute_table,
24553         handle_packed_attribute, handle_nocommon_attribute,
24554         handle_common_attribute, handle_noreturn_attribute,
24555         handle_noinline_attribute, handle_always_inline_attribute,
24556         handle_used_attribute, handle_unused_attribute,
24557         handle_const_attribute, handle_transparent_union_attribute,
24558         handle_constructor_attribute, handle_destructor_attribute,
24559         handle_mode_attribute, handle_section_attribute,
24560         handle_aligned_attribute, handle_weak_attribute,
24561         handle_alias_attribute, handle_visibility_attribute,
24562         handle_no_instrument_function_attribute, handle_malloc_attribute,
24563         handle_no_limit_stack_attribute, handle_pure_attribute,
24564         handle_deprecated_attribute, handle_vector_size_attribute,
24565         vector_size_helper): Move from attribs.c.
24566         * c-common.h (c_common_attribute_table,
24567         c_common_format_attribute_table): New.
24568         * c-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
24569         LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
24570         * langhooks-def.h (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
24571         LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_ATTRIBUTE_TABLE): New.
24572         (LANG_HOOKS_INITIALIZER): Update.
24573         * langhooks.h (struct lang_hooks): 3 new attribute hooks.
24574         * target-def.h (TARGET_ATTRIBUTE_TABLE): Default to NULL.
24575         * target.h: Update comment.
24576         * tree.c (default_target_attribute_table): Remove.
24577         * tree.h (default_target_attribute_table, format_attribute_table,
24578         lang_attribute_table, lang_attribute_common): Remove.
24579 objc:
24580         * objc-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
24581         LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
24583 2002-04-24  Jason Merrill  <jason@redhat.com>
24585         * dwarf2.h (enum dwarf_attribute): Add DW_AT_GNU_vector.
24586         * dwarf2out.c (dwarf_attr_name): Support it.
24587         (gen_array_type_die): Emit it.
24588         (lookup_type_die): No special handling for VECTOR_TYPE.
24589         (gen_type_die): Hand VECTOR_TYPE off to gen_array_type_die.
24591 2002-04-24  Richard Henderson  <rth@redhat.com>
24593         * config/mips/mips.md (movdi_usd): Renumber.
24595 2002-04-24  David S. Miller  <davem@redhat.com>
24597         PR target/6420
24598         * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Return false if
24599         32-bit SPARC and current_function_returns_struct is true.
24601 Wed Apr 24 13:48:25 CEST 2002  Jan Hubicka  <jh@suse.cz>
24603         * loop.c (canonicalize_condition): Use gen_int_mode.
24605 2002-04-24  Aldy Hernandez  <aldyh@redhat.com>
24607         * config/rs6000/altivec.h: Cleanup file.  Add non individual
24608         variants.
24609         (vec_vaddubm): New.
24610         (vec_vadduhm): New.
24611         (vec_vadduwm): New.
24612         (vec_vaddfp): New.
24613         (vec_vaddcuw): New.
24614         (vec_vaddubs): New.
24615         (vec_vaddsbs): New.
24616         (vec_vadduhs): New.
24617         (vec_vadduws): New.
24618         (vec_vaddsws): New.
24619         (vec_vand): New.
24620         (vec_vandc): New.
24621         (vec_vavgub): New.
24622         (vec_vavgsb): New.
24623         (vec_vavguh): New.
24624         (vec_vavgsh): New.
24625         (vec_vavguw): New.
24626         (vec_vavgsw): New.
24627         (vec_vrfip): New.
24628         (vec_vcmpbfp): New.
24629         (vec_vcmpequb): New.
24630         (vec_vcmpequh): New.
24631         (vec_vcmpequw): New.
24632         (vec_vcmpeqfp): New.
24633         (vec_vcmpgefp): New.
24634         (vec_vcmpgtub): New.
24635         (vec_vcmpgtsb): New.
24636         (vec_vcmpgtuh): New.
24637         (vec_vcmpgtsh): New.
24638         (vec_vcmpgtuw): New.
24639         (vec_vcmpgtsw): New.
24640         (vec_vcmpgtfp): New.
24641         (vec_vcmpgefp): New.
24642         (vec_vcfux): New.
24643         (vec_vcfsx): New.
24644         (vec_vctsxs): New.
24645         (vec_vctuxs): New.
24646         (vec_vexptefp): New.
24647         (vec_vrfim): New.
24648         (vec_lvx): New.
24649         (vec_lvebx): New.
24650         (vec_lvehx): New.
24651         (vec_lde): Add vector float variant.
24652         (vec_lvewx): New.
24653         (vec_lvxl): New.
24654         (vec_vlogefp): New.
24655         (vec_vmaddfp): New.
24656         (vec_vmhaddshs): New.
24657         (vec_vmaxub): New.
24658         (vec_vmaxsb): New.
24659         (vec_vmaxuh): New.
24660         (vec_vmaxsh): New.
24661         (vec_vmaxuw): New.
24662         (vec_vmaxsw): New.
24663         (vec_vmaxsw): New.
24664         (vec_vmaxfp): New.
24665         (vec_vmrghb): New.
24666         (vec_vmrghh): New.
24667         (vec_vmrghw): New.
24668         (vec_vmrglb): New.
24669         (vec_vmrglh): New.
24670         (vec_vmrglw): New.
24671         (vec_vminub): New.
24672         (vec_vminsb): New.
24673         (vec_vminuh): New.
24674         (vec_vminsh): New.
24675         (vec_vminuw): New.
24676         (vec_vminsw): New.
24677         (vec_vminfp): New.
24678         (vec_vmladduhm): New.
24679         (vec_vmhraddshs): New.
24680         (vec_msumubm): New.
24681         (vec_vmsummbm): New.
24682         (vec_vmsumuhm): New.
24683         (vec_vmsumshm): New.
24684         (vec_vmsumuhs): New.
24685         (vec_vmsumshs): New.
24686         (vec_vmuleub): New.
24687         (vec_vmulesb): New.
24688         (vec_vmuleuh): New.
24689         (vec_vmulesh): New.
24690         (vec_vmuloub): New.
24691         (vec_mulosb): New.
24692         (vec_vmulouh): New.
24693         (vec_vmulosh): New.
24694         (vec_vnmsubfp): New.
24695         (vec_vnor): New.
24696         (vec_vor): New.
24697         (vec_vpkuhum): New.
24698         (vec_vpkuwum): New.
24699         (vec_vpkpx): New.
24700         (vec_vpkuhus): New.
24701         (vec_vpkshss): New.
24702         (vec_vpkuwus): New.
24703         (vec_vpkswss): New.
24704         (vec_vpkshus): New.
24705         (vec_vpkswus): New.
24706         (vec_vperm): New.
24707         (vec_vrefp): New.
24708         (vec_vrlb): New.
24709         (vec_vrlh): New.
24710         (vec_vrlw): New.
24711         (vec_vrfin): New.
24712         (vec_vrsqrtefp): New.
24713         (vec_vsel): New.
24714         (vec_vslb): New.
24715         (vec_vslh): New.
24716         (vec_vslw): New.
24717         (vec_vsldoi): New.
24718         (vec_vsl): New.
24719         (vec_vslo): New.
24720         (vec_vspltb): New.
24721         (vec_vsplth): New.
24722         (vec_vspltw): New.
24723         (vec_vspltisb): New.
24724         (vec_vspltish): New.
24725         (vec_vspltisw): New.
24726         (vec_vsrb): New.
24727         (vec_vsrh): New.
24728         (vec_vsrw): New.
24729         (vec_vsrab): New.
24730         (vec_vsrah): New.
24731         (vec_vsraw): New.
24732         (vec_vsr): New.
24733         (vec_vsro): New.
24734         (vec_stvx): New.
24735         (vec_stvebx): New.
24736         (vec_stvehx): New.
24737         (vec_stvewx): New.
24738         (vec_stvxl): New.
24739         (vec_vsububm): New.
24740         (vec_vsubuhm): New.
24741         (vec_vsubuwm): New.
24742         (vec_vsubfp): New.
24743         (vec_vsubcuw): New.
24744         (vec_vsububs): New.
24745         (vec_vsubsbs): New.
24746         (vec_vsubuhs): New.
24747         (vec_vsubshs): New.
24748         (vec_vsubuws): New.
24749         (vec_vsubsws): New.
24750         (vec_vsum4ubs): New.
24751         (vec_vsum4sbs): New.
24752         (vec_vsum4shs): New.
24753         (vec_vsum2sws): New.
24754         (vec_vsumsws): New.
24755         (vec_vrfiz): New.
24756         (vec_vupkhsb): New.
24757         (vec_vupkhpx): New.
24758         (vec_vupkhsh): New.
24759         (vec_vupklsb): New.
24760         (vec_vupklpx): New.
24761         (vec_vupklsh): New.
24762         (vec_vxor): New.
24764 2002-04-23  Eric Botcazou  <ebotcazou@multimania.com>
24766         PR c/5430
24767         * fold-const.c (split_tree): Add MINUS_LITP parameter; separate
24768         added literals from substracted literals.
24769         (associate_trees): Don't convert MINUS_EXPR into PLUS_EXPR.
24770         (fold) [associate]: Preserve MINUS_EXPR if needed.
24772 2002-04-23  Zack Weinberg  <zack@codesourcery.com>
24774         * doc/install.texi: Clarify which versions of alpha*-dec-osf*
24775         are obsoleted.
24777 2002-04-23  Tom Tromey  <tromey@redhat.com>
24779         * gcc.c: Added --resource.  For PR java/6314.
24781 2002-04-23  David O'Brien  <obrien@FreeBSD.org>
24783         * cp/g++spec.c: Use profiled libstdc++ and libm with -p/-pg.
24784         * config/freebsd.h (MATH_LIBRARY_PROFILE): Use the _p verions of
24785         these libraries.
24787 2002-04-23  David O'Brien  <obrien@FreeBSD.org>
24789         * config/freebsd.h(OBJECT_FORMAT_ELF): Define.
24791 Tue Apr 23 14:24:25 CEST 2002  Jan Hubicka  <jh@suse.cz>
24793         * i386.c (ix86_output_addr_diff_elt): Avoid x86_64 binutils bug
24794         workaround.
24795         (ix86_expand_int_movcc): Avoid x86_64 compilation chrash.
24796         (ix86_expand_clrstr): Fix typo.
24797         * loop.c (gen_load_of_final_value): New.
24798         (loop_givs_rescan, strength_reduce, check_dbra_loop):
24799         Use it.
24801 2002-04-23  Roger Sayle  <roger@eyesopen.com>
24803         * builtins.c (builtin_memset_gen_str): New function.
24804         (expand_builtin_memset): Optimize the case of constant length, but
24805         unknown value.
24807 2002-04-23  Aldy Hernandez  <aldyh@redhat.com>
24809         * config/rs6000/altivec.h (vec_step): Remove extraneous
24810         parentheses.
24811         (vec_ctu): Cast return.
24813 2002-04-23  Alan Modra  <amodra@bigpond.net.au>
24815         PR target/6413
24816         * function.h: (struct function): Add profile_label_no field.
24817         (current_function_profile_label_no): Define.
24818         * function.c: (profile_label_no): New static var.
24819         (expand_function_start): Increment it, and copy to
24820         current_function_profile_label_no.
24821         * output.h (profile_label_no): Delete.
24822         * final.c (profile_label_no): Delete.
24823         (profile_function): Use current_function_profile_label_no.
24824         (final_end_function): Don't increment profile_label_no here.
24825         * config/i386/i386.c (ix86_osf_output_function_prologue): Replace
24826         profile_label_no with current_function_profile_label_no.
24827         * config/pa/pa.c (current_function_number): Delete.
24828         (pa_output_function_prologue): Don't output profile label here.
24829         (hppa_profile_hook): Use label_no param rather than
24830         current_function_number.
24831         (FUNC_BEGIN_PROLOG_LABEL): Move to ..
24832         * config/pa/pa.h: .. here.
24833         (FUNCTION_PROFILER): Output profile label here.
24835 2002-04-22  Eric Christopher  <echristo@redhat.com>
24837         * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Revert
24838         patch of 2002-04-09 due to binutils issues.
24839         (FUNCTION_ARG_REGNO_P): Ensure even numbered float register.
24841 2002-04-22  Aldy Hernandez  <aldyh@redhat.com>
24843         * config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm'
24844         constraint to 'o' for m=r and r=m alternatives.
24845         ("*movv8hi_internal1"): Same.
24846         ("*movv16qi_internal1"): Same.
24847         ("*movv4sf_internal1"): Same.
24849 2002-04-22  Janis Johnson  <janis187@us.ibm.com>
24851         * rtl.h (RTX_FLAG): New macro.
24852         * emit-rtl.c (copy_most_rtx): Use macros to access rtx flags.
24853         * final.c (alter_subreg): Use macro to access rtx flag.
24854         * integrate.c (copy_rtx_and_substitute): Use new access macro.
24855         * print-rtl.c (print_rtx): Use new access macro.
24857         * cse.c (insert): Check rtx code before accessing flag.
24859         * genattrtab.c (ATTR_IND_SIMPLIFIED_P, ATTR_CURR_SIMPLIFIED_P,
24860         ATTR_PERMANENT_P, ATTR_EQ_ATTR_P): New.
24861         (attr_hash_add_string, attr_rtx_1, attr_copy_rtx, check_attr_test,
24862         convert_const_symbol_ref, make_canonical, make_alternative_compare,
24863         evaluate_eq_attr, attr_rtx_cost, simplify_test_exp_in_temp,
24864         simplify_test_exp, optimize_attrs, simplify_by_exploding,
24865         find_and_mark_used_attributes, unmark_used_attributes,
24866         add_values_to_cover, simplify_with_current_value,
24867         simplify_with_current_value_aux, clear_struct_flag, walk_attr_value,
24868         copy_rtx_unchanging, main): Use new access macros.
24870 2002-04-22  Tom Rix  <trix@redhat.com>
24872         * expmed.c (init_expmed): Generate shifted constant once.
24874 2002-04-22  Zack Weinberg  <zack@codesourcery.com>
24876         * c-lex.c (lex_charconst): Call convert to get constant in
24877         proper type; don't just smash the type field.
24878         Fixes PR c/6300.
24880         * config.gcc: Add list of obsolete configurations.  Disallow
24881         building these without --enable-obsolete.
24882         * doc/install.texi: Document --enable-obsolete and obsoletion
24883         policy.  Mention obsoletion of individual targets in
24884         appropriate places.
24886 2002-04-22  Richard Henderson  <rth@redhat.com>
24888         * config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
24890 2002-04-22  Mark Mitchell  <mark@codesourcery.com>
24892         PR f/6138.
24893         * function.c (fixup_memory_subreg): Add promoted_mode parameter.
24894         (walk_fixup_memory_subreg): Likewise.
24895         (fixup_var_refs_insn): Adjust accordingly.
24896         (fixup_var_refs_1): Likewise.
24898 2002-04-22  Ulrich Weigand  <uweigand@de.ibm.com>
24900         * config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC,
24901         LIBPATH_ARCH64_SPEC): Define.
24902         (EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64.
24903         (STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath.
24904         (LINK_ARCH31_SPEC): Add libpath_arch31 to search path.
24905         (LINK_ARCH64_SPEC): Add libpath_arch64 to search path.
24907 2002-04-22      Joel Sherrill <joel@OARcorp.com>
24909         * gthr-rtems.h: Correct prototypes to remove warnings.
24911 2002-04-22  Richard Henderson  <rth@redhat.com>
24913         PR c/6344
24914         * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
24916         * gcse.c (free_insn_expr_list_list): New.
24917         (clear_modify_mem_tables): Use it.  Fix bit set usage.
24918         (canon_list_insert): Use EXPR_LISTs for expressions.
24919         (record_last_mem_set_info): Factor BLOCK_NUM (insn).
24921 2002-04-22  Neil Booth  <neil@daikokuya.demon.co.uk>
24923         * cppfiles.c (_cpp_pop_file_buffer): Return void.  Move
24924         file change and include code to _cpp_pop_buffer.
24925         * cpphash.h (struct pending_option): Predeclare.
24926         (struct cpp_reader): New member next_include_file.
24927         (_cpp_pop_file_buffer): Update.
24928         (_cpp_push_next_buffer): Update, rename.
24929         * cppinit.c (cpp_destroy): Free include chain and pending here.
24930         (cpp_finish_options): Simplify.
24931         (_cpp_push_next_buffer): Rename and clean up.
24932         * cpplib.c (cpp_pop_buffer): Move code from _cpp_pop_file_buffer.
24933         Clarify.
24934         * cppmacro.c (cpp_scan_nooutput): Set return_at_eof here.
24936 2002-04-22  Aldy Hernandez  <aldyh@redhat.com>
24938         * config/rs6000/altivec.h (vec_xor): Add variant for both args
24939         being vector signed int.
24940         (vec_andc): Same.
24941         (vec_xor): Add variant for both args being vector signed char.
24942         Remove redundant variant.
24943         (vec_andc): Same.
24945 2002-04-21  David S. Miller  <davem@redhat.com>
24947         * config/sparc/sparc.md (set then compare DI mode peephole2): Fix
24948         compare mode in output RTL.
24950 2002-04-22  David Edelsohn  <edelsohn@gnu.org>
24952         * config/rs6000/rs6000.c (rs6000_override_options): Correct
24953         style and formatting of previous patch.
24955 2002-04-22  Alan Modra  <amodra@bigpond.net.au>
24957         * config/rs6000/rs6000.c (rs6000_override_options): Always clear
24958         flag_pic for ABI_AIX.
24960 2002-04-21  Neil Booth  <neil@daikokuya.demon.co.uk>
24962         * cppexp.c (struct op, parse_number): Replace U_CHAR with uchar.
24963         * cppfiles.c (read_include_file): Similarly.
24964         * cpphash.h (DSC, U_CHAR, ustrcmp, ustrncmp, ustrlen,
24965         uxstrdup ustrchr, ufputs): Similarly.
24966         * cppinit.c (TRIGRAPH_MAP, cpp_destroy): Similarly.
24967         * cpplex.c (parse_slow, unescaped_terminator_p, save_comment,
24968         cpp_ideq, parse_identifier, parse_number): Similarly.
24969         * cpplib.c (struct directive, dequote_string, D, run_directive,
24970         cpp_push_buffer): Similarly.
24971         * cppmacro.c (new_string_token, builtin_macro, cpp_quote_string,
24972         _cpp_create_definition, check_trad_stringification,
24973         cpp_macro_definition): Similarly.
24975 2002-04-21  Neil Booth  <neil@daikokuya.demon.co.uk>
24977         * cppmacro.c (funlike_invocation_p): Don't step back
24978         over CPP_EOF.
24980 2002-04-21  David Edelsohn  <edelsohn@gnu.org>
24982         * config/rs6000/rs6000.c (output_profile_hook): Do not increment
24983         labelno.
24985 2002-04-20  Joseph S. Myers  <jsm28@cam.ac.uk>
24987         * doc/invoke.texi: Remove Chill references.
24988         * doc/gcc.texi: Update last modified date.
24990 2002-04-20  Kazu Hirata  <kazu@hxi.com>
24992         * config/h8300/lib1funcs.asm (___mulsi3): Remove unnecessary
24993         push and pop.  Replace add.l with add.w.
24995 2002-04-20  Toshiyasu Morita  <toshiyasu.morita@hsa.hitachi.com>
24997         * config/h8300/lib1funcs.asm (___mulsi3): Use hardware
24998         multiply instructions for H8/300H case.
25000 2002-04-20  Toshiyasu Morita  <toshiyasu.morita@hsa.hitachi.com>
25002         * config/h8300/lib1funcs.asm (___cmpsi2, ___ucmpsi2):
25003         Bum three instructions from each routine.
25005 2002-04-20  Neil Booth  <neil@daikokuya.demon.co.uk>
25007         * Makefile.in: Update.
25008         * decl.c (push_c_function_context, pop_c_function_context,
25009         mark_c_function_context): Rename for consistency.
25010         * c-objc-common.c (c_objc_common_init): Langhooks set elsewhere.
25011         * c-tree.h (push_c_function_context, pop_c_function_context,
25012         mark_c_function_context): Rename for consistency.
25013         * c-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
25014         LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
25015         * function.c (init_lang_status, save_lang_status,
25016         restore_lang_status, mark_lang_status, free_lang_status):
25017         Move to langhooks.h.
25018         (push_function_context_to, pop_function_context_from,
25019         free_after_parsing, prepare_function_start, ggc_mark_struct_function):
25020         Update.
25021         * function.h (init_lang_status, save_lang_status,
25022         restore_lang_status, mark_lang_status, free_lang_status):
25023         Move to langhooks.h.
25024         * langhooks-def.h (LANG_HOOKS_FUNCTION_INIT,
25025         LANG_HOOKS_FUNCTION_FREE, LANG_HOOKS_FUNCTION_ENTER_NESTED,
25026         LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK,
25027         LANG_HOOKS_FUNCTION_INITIALIZER): New.
25028         (LANG_HOOKS_INITIALIZER): Update.
25029         (lhd_do_nothing_f): New.
25030         * langhooks.h (struct lang_hooks_for_functions): New.
25031         (struct lang_hooks): New hooks.
25032         * langhooks.c (lhd_do_nothing_f): New.
25033 objc:
25034         * objc-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
25035         LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
25037 2002-04-19  David S. Miller  <davem@redhat.com>
25039         * config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
25040         * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise.
25042 2002-04-19  Jakub Jelinek  <jakub@redhat.com>
25044         PR optimization/3756
25045         * config/i386/i386.c (ix86_expand_int_movcc): Optimize
25046         x = ((int) y < 0) ? cst1 : cst2.
25048 2002-04-19  Jakub Jelinek  <jakub@redhat.com>
25050         PR c/6358
25051         * function.c: Reapply patch for c/6358.
25052         (expand_function_end): Copy decl_rtl's mode, not
25053         current_function_return_rtx mode.
25055 2002-04-19  Joel Sherrill  <joel@OARcorp.com>
25057         * config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF
25058         targets.
25060 2002-04-19  Tom Tromey  <tromey@redhat.com>
25062         * doc/install.texi (Specific): Update status of Solaris 2.8.
25063         For PR libgcj/6158.
25065 2002-04-19  Andreas Schwab  <schwab@suse.de>
25067         * real.c: Allow sizeof (REAL_VALUE_TYPE) > 2*NE.
25068         (PUT_REAL): Restore old definition.
25070 2002-04-19  Dan Nicolaescu  <dann@godzilla.ics.uci.edu>
25071             Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
25073         * doc/install.texi (Specific, sparc-sun-solaris2*): Mention that
25074         binutils 2.11.2 and higher generate smaller binaries than Sun's
25075         native tools.
25077 2002-04-19  Mark Mitchell  <mark@codesourcery.com>
25079         PR c++/6352
25080         * toplev.c (rest_of_compilation): Do not defer functions for which
25081         TREE_SYMBOL_REFERENCED has already been set.
25083 Fri Apr 19 15:53:03 CEST 2002  Jan Hubicka  <jh@suse.cz>
25085         * i386.md (movsi_1, movhi_1): Force reload to use more flexible
25086         alternative.
25088 2002-04-19  Neil Booth  <neil@daikokuya.demon.co.uk>
25090         * builtins.c: Include langhooks.h.
25091         (lang_type_promotes_to): Remove.
25092         (expand_builtin_va_arg): Use new hook.
25093         * c-common.c (c_common_nodes_and_builtins): Don't set hook.
25094         (simple_type_promotes_to): Move to c-typeck.c.
25095         * c-common.h (simple_type_promotes_to): Remove.
25096         * c-decl.c (duplicate_decls, grokdeclarator): Update.
25097         * c-format.c: Include langhooks.h.
25098         (check_format_types): Update.
25099         * c-tree.h (c_type_promotes_to): New.
25100         * c-typeck.c (c_type_promotes_to): Move from c-common.c.
25101         (type_lists_compatible_p): Update.
25102         * langhooks-def.h (lhd_type_promotes_to): New.
25103         (LANG_HOOKS_TYPE_PROMOTES_TO): New.
25104         (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
25105         * langhooks.c (lhd_type_promotes_to): New.
25106         * langhooks.h (struct lang_hooks_for_types): New hook.
25107         * tree.h (lang_type_promotes_to): Remove.
25108 objc:
25109         * objc-lang.c (LANG_HOOKS_TYPE_PROMOTES_TO): Redefine.
25111 2002-04-18  Richard Henderson  <rth@redhat.com>
25113         * function.c: Revert patch for c/6358.
25115 2002-04-18  Richard Henderson  <rth@redhat.com>
25117         * ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN
25118         blocks.  Handle multiple references to the TRAP block.  Handle
25119         non-adjacent THEN and OTHER blocks.
25121 2002-04-18  Richard Henderson  <rth@redhat.com>
25123         * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't
25124         crash with no type for by-mode libcalls.
25126         * config/ia64/ia64.md (conditional_trap): Fix predicate polarity.
25128 2002-04-18  Bob Wilson  <bob.wilson@acm.org>
25130         * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
25131         __xtensa_nonlocal_goto): Use a syscall instructions to flush
25132         the register windows.
25134 2002-04-18  Zack Weinberg  <zack@codesourcery.com>
25136         * real.h: Define REAL_VALUE_TYPE_SIZE as 96 or 160, as
25137         appropriate.  Document need for extended precision even when
25138         MAX_LONG_DOUBLE_TYPE_SIZE is smaller.  Define REAL_WIDTH here,
25139         based on REAL_VALUE_TYPE_SIZE.  Use REAL_WIDTH to size
25140         REAL_VALUE_TYPE.  Define CONST_DOUBLE_FORMAT here.  Use #error
25141         instead of relying on later syntax error when REAL_WIDTH > 5.
25142         * real.c: Define NE based only on whether or not we have a
25143         full 128-bit extended type (not INTEL_EXTENDED_IEEE_FORMAT).
25144         Require sizeof(REAL_VALUE_TYPE) == 2*NE.  Unconditionally
25145         define GET_REAL and PUT_REAL as simple memcpy operations; no
25146         need to byteswap or round.
25147         Use #error instead of #ifdef-ing out the entire file, for
25148         prompt error detection.
25150         * rtl.c, gengenrtl.c: No need to calculate CONST_DOUBLE_FORMAT here.
25152 2002-04-18  David S. Miller  <davem@redhat.com>
25154         * config/sparc/sparc.h (BRANCH_COST): Define.
25156         * fold-const.c (BRANCH_COST): Don't provide default here, expr.h
25157         does it.
25159 2002-04-18  Hans-Peter Nilsson  <hp@bitrange.com>
25161         * flow.c (update_life_info): Ignore return value of cleanup_cfg.
25162         Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in
25163         propagate_block calls after relaxation loop using new variable
25164         stabilized_prop_flags.
25166 2002-04-18  Richard Henderson  <rth@redhat.com>
25168         * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New.
25169         (ia64_va_arg): Expect variable sized types by reference.
25170         * config/ia64/ia64-protos.h: Update.
25171         * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use
25172         ia64_function_arg_pass_by_reference.
25174 2002-04-18  Richard Henderson  <rth@redhat.com>
25176         * ifcvt.c: Include except.h.
25177         (block_has_only_trap): Break out from find_cond_trap.
25178         (find_cond_trap): Use it.  Always delete the trap block.
25179         (merge_if_block): Allow then block null.  Be less simplistic about
25180         what insns can end a block.
25181         * Makefile.in (ifcvt.o): Depend on except.h.
25183         * config/ia64/ia64.md (trap, conditional_trap): New.
25185 2002-04-18  Jakub Jelinek  <jakub@redhat.com>
25187         PR c/6358
25188         * function.c (assign_parms): Assign hard current_function_return_rtx
25189         register here...
25190         (expand_function_end): ...not here.
25192 2002-04-18  Neil Booth  <neil@daikokuya.demon.co.uk>
25194         * c-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
25195         * c-tree.h (c_incomplete_type_error): New.
25196         * c-typeck.c (require_complete_type, build_component_ref): Update.
25197         (incomplete_type_error): Rename.
25198         * langhooks-def.h (lhd_incomplete_type_error): New.
25199         (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): New.
25200         (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
25201         * langhooks.c (lhd_incomplete_type_error): New.
25202         * langhooks.h (struct lang_hooks_for_types): New hook.
25203         * tree.c (size_in_bytes): Use new hook.
25204         * tree.h (incomplete_type_error): Remove.
25205 objc:
25206         * objc-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
25208 2002-04-18  Zack Weinberg  <zack@codesourcery.com>
25210         * config/arc/arc.md: Remove #if HOST_FLOAT_FORMAT !=
25211         TARGET_FLOAT_FORMAT blocks.
25213 2002-04-18  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
25215         * doc/install.texi (Downloading the source): Do not mention Chill
25216         any longer, but mention Ada.
25217         (Configuration): Do not mention Chill any longer.
25219 2002-04-18  Hans-Peter Nilsson  <hp@axis.com>
25221         * config/cris/cris.h (TARGET_VERSION): Remove local version number.
25223 Thu Apr 18 17:14:08 CEST 2002  Jan Hubicka  <jh@suse.cz>
25225         * i386.h (SSE_FLOAT_MODE_P): Fix bogus conflict resolution
25226         in last patch.
25228 2002-04-18  Jakub Jelinek  <jakub@redhat.com>
25230         * fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
25231         instead of unsigned_type.
25233 Thu Apr 18 15:49:12 CEST 2002  Jan Hubicka  <jh@suse.cz>
25235         * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
25236         * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
25237         later.
25239 2002-04-18  Bernd Schmidt  <bernds@redhat.com>
25241         * attribs.c (vector_type_node_list): New static variable.
25242         (handle_vector_size_attribute): Use it to avoid generating a
25243         new type node each time we are called.
25245         * combine.c (subst): Avoid trying to make a vector mode subreg of
25246         an integer constant.
25247         (gen_lowpart_for_combine): Likewise.
25249 2002-04-18  Roger Sayle  <roger@eyesopen.com>
25250             Jakub Jelinek  <jakub@redhat.com>
25252         * fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
25253         for integer constant c (if x has unsigned type or sign bit is not
25254         set in c).  This folds the zero/sign extension into the bit-wise and
25255         operation.
25257 2002-04-18  Jakub Jelinek  <jakub@redhat.com>
25259         PR middle-end/6205
25260         * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
25261         otherwise xorps.
25263 2002-04-17  NIIBE Yutaka  <gniibe@m17n.org>
25265         * config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
25267 2002-04-17  Nick Clifton  <nickc@cambridge.redhat.com>
25269         * gcc.c (read_specs): Detect and fail if an attempt is made to
25270         rename a spec string to an already existing string.
25272 2002-04-17  Ulrich Weigand  <uweigand@de.ibm.com>
25274         * config/s390/s390.c (legitimize_pic_address): Do not generate
25275         illegal address constant without CONST.
25277 2002-04-17  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
25279         * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
25280         * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
25282 2002-04-17  Ulrich Weigand  <uweigand@de.ibm.com>
25284         PR optimization/6305
25285         * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
25286         to make sure previous reloads are taken into account.  Generate
25287         better code if one operand is an in-range immediate constant.
25289 2002-04-16  Andrew Haley  <aph@cambridge.redhat.com>
25291         * doc/install.texi (Building): libgcj requires GNU make.
25293 2002-04-17  Jakub Jelinek  <jakub@redhat.com>
25295         PR bootstrap/6315
25296         * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
25297         even if hard quad and register is not floating.
25298         (movtf reg<-mem split): Disallow splitting if hard quad and
25299         register is floating.
25300         (movtf mem<-reg split): Likewise.
25301         * config/sparc/sparc.c (fp_register_operand): New predicate.
25302         * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
25304 2002-04-17  Zack Weinberg  <zack@codesourcery.com>
25306         * Makefile.in (PROTO_OBJS): Add cppdefault.o.
25307         (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
25308         (unprotoize.o): Ditto.  Build from protoize.c.  Define
25309         UNPROTOIZE on command line.
25310         * protoize.c: Include cppdefault.h.  Delete include_defaults.
25311         (in_system_include_dir): Use cpp_include_defaults (defined in
25312         cppdefault.o).
25313         * unprotoize.c: Delete file.
25315 2002-04-17  Aldy Hernandez  <aldyh@redhat.com>
25317         * config/rs6000/altivec.h (vec_ld): Add array variants.
25318         (vec_lde): Same.
25319         (vec_ldl): Same.
25321 2002-04-17  Alan Matsuoka  <alanm@redhat.com>
25322             Aldy Hernandez <aldyh@redhat.com>
25324         * config/rs6000/altivec.h: Define __ALTIVEC__.
25325         (bool): New.
25326         (__pixel): New.
25327         (pixel): New.
25328         (vec_cfux): New.
25329         (vec_vmaddfp): New.
25330         (vec_vsldoi): New.
25331         Add parentheses to all macro arguments.
25333 2002-04-16  Richard Henderson  <rth@redhat.com>
25335         PR c++/6320
25336         * except.c (remove_eh_handler): Insert inner regions at beginning
25337         of sibling chain.  Refactor expressions.
25339 2002-04-16  Richard Henderson  <rth@redhat.com>
25341         * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
25342         * config/sparc/sol2-gas-bi.h: New file.
25343         * config.gcc (sparc*-solaris): Add it as needed.
25344         * configure.in (AS_SPARC64_FLAG): Remove check.
25345         * config.in, configure: Regenerate.
25347         * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
25349 2002-04-16  Richard Henderson  <rth@redhat.com>
25351         * config/mips/mips.c (override_options): Don't override N32 for
25352         a 64-bit ISA.
25354         PR 6202
25355         * config/mips/mips.md (can_delay): Split out of existing define_delays.
25356         (HILO_delay): Set can_delay false.
25358 2002-04-16  Dale Johannesen <dalej@apple.com>
25360         * config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
25361         instruction addresses.
25362         (rs6000_output_function_epilogue): Likewise.
25364 2002-04-16  Paolo Carlini  <pcarlini@unitus.it>
25366         * c-parse.in (poplevel, compstmt_start,
25367         compstmt_primary_start): Add ending ';', in accordance
25368         with POSIX.
25370 2002-04-16  Richard Henderson  <rth@redhat.com>
25372         * config.gcc (sparcv9-solaris): Configure for 64-bit default.
25373         Adjust tm_file order to get TARGET_DEFAULT set properly.
25374         (sparc-solaris): Configure 2.[78] for 64-bit multilibs.
25375         * doc/install.texi (sparc-solaris): Update.
25377 2002-04-16  Dale Johannesen <dalej@apple.com>
25379         * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
25380         comparison operands do not match each other or if modes of
25381         conditions do not match result.
25383 2002-04-16  Hartmut Penner <hpenner@de.ibm.com>
25385         PR target/6305
25386         * config/s390/s390.md (mulsidi3): Set both subregs of the
25387         multiword register.
25389 2002-04-16  Aldy Hernandez  <aldyh@redhat.com>
25391         * config/rs6000/altivec.h (vec_addc): Type check.
25393 2002-04-16  Jakub Jelinek  <jakub@redhat.com>
25395         PR middle-end/6279
25396         * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
25398         * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
25400 2002-04-15  Richard Henderson  <rth@redhat.com>
25402         * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
25403         call_really_used_regs too.
25405 2002-04-15  Richard Henderson  <rth@redhat.com>
25407         * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
25409 2002-04-15  David S. Miller  <davem@redhat.com>
25411         * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
25412         as being CLOBBERed.
25414 2002-04-16  Jakub Jelinek  <jakub@redhat.com>
25416         PR c/6290
25417         * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
25418         CONST_VECTOR is { 0, ... 0 }.
25420 2002-04-15  Loren J. Rittle  <ljrittle@acm.org>
25422         * doc/install.texi (Installing GCC: Configuration): Clarify
25423         the only supported ways to configure gcc.
25425 2002-04-15  Roland McGrath  <roland@frob.com>
25427         * config.gcc (alpha*-*-gnu*): New target configuration.
25428         * config/alpha/gnu.h: New file for it.
25429         * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
25431 2002-04-16  Mark Mitchell  <mark@codesourcery.com>
25433         * c-common.h (STMT_EXPR_NO_SCOPE): New macro.
25434         * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
25435         * tree.h (expand_start_stmt_expr): Update prototype.
25436         * stmt.c (expand_start_stmt_expr): Add has_scope parameter.
25437         * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
25438         on the STMT_EXPR created for the inline function.
25440 2002-04-15  Richard Henderson  <rth@redhat.com>
25442         * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
25443         config/i386/linux-aout.h, config/i386/linux-oldld.h,
25444         config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
25445         config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
25446         config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
25447         config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
25448         config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
25449         Define __gnu_linux__, not gnu_linux.
25450         * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
25452 2002-04-15  Mark Mitchell  <mark@codesourcery.com>
25454         Remove Chill front end.
25455         * gcc.c (default_compilers): Remove Chill entries.
25456         * ch: Remove directory.
25457         * doc/frontends.texi: Remove information about Chill.
25458         * doc/sourcebuild.texi: Likewise.
25459         * doc/standards.texi: Likewise.
25461 2002-04-15  Douglas B Rupp  <rupp@gnat.com>
25463         * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
25464         (LONGLONG_STANDALONE): Define.
25466 2002-04-15  David S. Miller  <davem@redhat.com>
25468         * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
25469         Call emit_library_call with LCT_NORMAL.
25470         (sparc_initialize_trampoline): Use LCT_foo instead of
25471         magic constant in emit_library_call invocations.
25472         (sparc64_initialize_trampoline): Likewise.
25473         (sparc_profile_hook): Likewise.
25474         * config/sparc/sparc.md: Likewise.
25476         * config/sparc/sparc.c (sparc_extra_constraint_check):
25477         Fix type of argument 'c'.
25478         * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
25479         Likewise.
25481 2002-04-15  Gabriel Dos Reis  <gdr@merlin.codesourcery.com>
25483         * diagnostic.h (output_buffer_state): Redefine.
25484         (output_format_decoder): New macro.
25485         (output_prefixing_rule): Likewise.
25486         (output_line_cutoff): Likewise.
25487         (diagnostic_format_decoder): Adjust.
25488         (diagnostic_prefixing_rule): Likewise.
25489         (diagnostic_line_cutoff): Likewise.
25490         (diagnostic_state): Likewise.
25491         (diagnostic_kind_count): Likewise.
25492         (diagnostic_buffer): Now a macro.
25494         * diagnostic.c (diagnostic_buffer): Remove definition.
25495         (output_is_line_wrapping): Adjust.
25496         (set_real_maximum_length): Likewise.
25497         (output_set_maximum_length): Likewise.
25498         (init_output_buffer): Likewise.
25499         (lhd_print_error_function): Likewise.
25500         (output_do_verbatim): Likewise.
25502 2002-04-14  Neil Booth  <neil@daikokuya.demon.co.uk>
25504         * cpperror.c (print_location): Don't print include chain
25505         if line == 0.
25506         (cpp_begin_message): Update to use DL_ macros.
25507         (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
25508         cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
25509         cpp_notice, cpp_notice_from_errno): Remove.
25510         (cpp_error, cpp_error_with_line): Update to take a diagnostic
25511         level.
25512         (cpp_errno): New.
25513         * cppexp.c (CPP_ICE): Remove.
25514         (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
25515         lex, integer_overflow, _cpp_parse_expr): Update.
25516         * cppfiles.c (read_include_file, find_include_file,
25517         handle_missing_header, _cpp_read_file, remap_filename): Update.
25518         * cpphash.h (enum error_type): Remove.
25519         (_cpp_begin_message): Update.
25520         * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
25521         cpp_handle_option, cpp_post_options): Update.
25522         * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
25523         skip_whitespace, parse_identifier, parse_slow, parse_string,
25524         _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
25525         cpp_interpret_charconst): Update.
25526         * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
25527         lex_macro_node, do_undef, glue_header_name, parse_include,
25528         do_include_common, read_flag, do_line, do_linemarker, do_ident,
25529         cpp_register_pragma, do_pragma_once, do_pragma_system_header,
25530         do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
25531         do_elif, do_endif, parse_answer, parse_assertion, do_assert,
25532         _cpp_pop_buffer, do_diagnostic): Update.
25533         * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
25534         DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
25535         (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
25536         cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
25537         cpp_notice, cpp_notice_from_errno): Remove.
25538         (cpp_error, cpp_error_with_line): Update to take a diagnostic
25539         level.
25540         (cpp_errno): New.
25541         * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
25542         collect_args, enter_macro_context, save_parameter, parse_params,
25543         _cpp_create_definition, check_trad_stringification,
25544         cpp_macro_definition): Update.
25545         * cppmain.c (cpp_preprocess_file): Update.
25546         * fix-header.c (read_scan_file): Update.
25548 2002-04-14  Andreas Schwab  <schwab@suse.de>
25550         * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
25552 2002-04-14  Jeroen Dobbelaere  <jeroen.dobbelaere@acunia.com>
25554         * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
25556 2002-04-13  Mark Mitchell  <mark@codesourcery.com>
25558         * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
25559         not gnu_hurd.
25561 2002-04-13  Hans-Peter Nilsson  <hp@axis.com>
25563         * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
25565 2002-04-13      Joel Sherrill <joel@OARcorp.com>
25567         * config/sparc/t-elf: Enable v8 multilibs.  Impacts
25568         sparc-elf and sparc-rtems targets.
25570 2002-04-13  Mark Mitchell  <mark@codesourcery.com>
25572         * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
25573         defined, and __gnu_hurd__ wherever __GNU__ is defined.
25574         * arm/linux-elf.h: Likewise.
25575         * cris/aout.h: Likewise.
25576         * cris/linux.h: Likewise.
25577         * i370/linux.h: Likewise.
25578         * i386/gnu.h: Likewise.
25579         * i386/linux-aout.h: Likewise.
25580         * i386/linux-oldld.h: Likewise.
25581         * i386/linux.h: Likewise.
25582         * i386/linux64.h: Likewise.
25583         * ia64/linux.h: Likewise.
25584         * m68k/linux-aout.h: Likewise.
25585         * m68k/linux.h: Likewise.
25586         * mips/linux.h: Likewise.
25587         * pa/pa-linux.h: Likewise.
25588         * pj/linux.h: Likewise.
25589         * rs6000/sysv4.h: Likewise.
25590         * s390/linux.h: Likewise.
25591         * sh/linux.h: Likewise.
25592         * sparc/linux-aout.h: Likewise.
25593         * sparc/linux.h: Likewise.
25594         * sparc/linux64.h: Likewise.
25595         * xtensa/linux.h: Likewise.
25597 2002-04-13  Richard Sandiford  <rsandifo@redhat.com>
25599         * stmt.c (check_unique_operand_names): Expect operand names to
25600         be strings rather than identifiers.  Use simple_cst_equal to
25601         compare them.
25602         (resolve_operand_name_1): Make same identifier to string change here.
25603         * c-parse.in (asm_operand): Convert a named operand into a string.
25604         * cp/parse.y (asm_operand): Likewise.
25606 2002-04-13  Andreas Schwab  <schwab@suse.de>
25608         * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
25610 2002-04-12  Mark Mitchell  <mark@codesourcery.com>
25612         Revert these changes:
25614         2002-04-06  Mark Mitchell  <mark@codesourcery.com>
25616         PR c++/5571
25617         * stor-layout.c (layout_decl): Reset the RTL for the decl.
25619 2002-04-12  Richard Henderson  <rth@redhat.com>
25621         * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
25622         (sparc*-*-solaris): Clean up header files.
25623         * configure.in (AS_SPARC64_FLAG): Error out if can't find it
25624         and plan on generating 64-bit code.
25625         * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
25626         * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
25627         * config/sparc/sol2-sld-64.h: Rename ...
25628         * config/sparc/sol2-bi.h: ... here.  Remove the bits that checked
25629         for AS_SPARC64_FLAG not defined.
25630         * config/sparc/sol2-gld-bi.h: New.
25631         * config/sparc/sol2-sld.h: Remove.
25632         * config/sparc/sol26-sld.h: New.
25633         * config/sparc/sol2.h: Tidy comments.
25634         * doc/install.texi: Document sparc-solaris configury changes.
25636 2002-04-12  Richard Henderson  <rth@redhat.com>
25638         * recog.c (offsettable_address_p): Match the logic in adjust_address.
25640         * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
25641         in 64-bit mode only.  Use only for 32-bit or MEDLOW.
25643 2002-04-12  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
25645         * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
25647 Fri Apr 12 15:42:59 2002  Jeffrey A Law  (law@redhat.com)
25649         * pa.c (pa_can_combine_p): Call extract_insn before calling
25650         constrain_operands.
25652 2002-04-12  Douglas B Rupp  <rupp@gnat.com>
25654         * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
25655         (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
25656         (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
25657         (CPP_PREDEFINES): Handle __declspec.
25658         * config/i386/t-interix (USER_H): Remove.
25660 2002-04-12  DJ Delorie  <dj@redhat.com>
25662         * integrate.c (compare_blocks): Make comparisons safe for when
25663         sizeof(int) < sizeof(char *).
25664         (find_block): Likewise.
25666 2002-04-12  Jan Hubicka  <jh@suse.cz>
25667             David Edelsohn  <edelsohn@gnu.org>
25669         * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
25670         registers.
25671         (symbol_ref_operand): New.
25672         * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
25673         * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
25675 2002-04-12  Andreas Schwab  <schwab@suse.de>
25677         * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
25678         * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
25679         overrides the definition in config/svr4.h.
25681 2002-04-12      Eric Norum <eric.norum@usask.ca>
25683         * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
25684         config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
25685         config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
25686         config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
25687         config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
25688         config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
25689         config/v850/rtems.h (*-rtems*): Cleanup pass to move common
25690         definitions to config/rtems.h and make the targets more similar.
25692 Fri Apr 12 08:06:54 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
25694         * expr.c (expand_assigment): Remove duplicate conversions #ifdef
25695         POINTERS_EXTEND_UNSIGNED.
25696         (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
25697         (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
25699         * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
25700         not specified.
25702 Fri Apr 12 12:11:26 2002  J"orn Rennecke <joern.rennecke@superh.com>
25704         * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
25705         depends on TARGET_SHMEDIA, not TARGET_SH5.
25707 2002-04-12  Hans-Peter Nilsson  <hp@bitrange.com>
25709         * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
25710         For paradoxical (subreg VAR), replace VAR, don't try the subreg.
25712 Fri Apr 12 10:51:38 2002  J"orn Rennecke <joern.rennecke@superh.com>
25714         * sh.c (broken_move): Constant 0. / 1. load is OK if there is
25715         no r0 clobber.
25717 2002-04-12  Andreas Schwab  <schwab@suse.de>
25719         * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
25721 2002-04-12  Richard Henderson  <rth@redhat.com>
25723         PR bootstrap/4191
25724         * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
25726         * flow.c (mark_used_reg): Manage reg_cond_dead properly for
25727         modes spanning multiple hard regs.
25729         * recog.c (peephole2_optimize): Rebuild jump labels as needed.
25731 2002-04-11  John David Anglin  <dave@hiauly1.hia.nrc.ca>
25733         * pa.c (pa_output_function_prologue): Don't accumulate the total
25734         number of code bytes when using TARGET_64BIT, or gas, SOM and not
25735         the portable runtime.
25736         (output_deferred_plabels): Handle 64bit plabels.
25737         (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
25738         generating pic code using the GAS assembler for object formats that
25739         are not SOM (ie., ELF32 and ELF64).
25740         (output_millicode_call): Check attribute type if attribute length is 28.
25741         Likewise use $PIC_pcrel$0.  Only call get_attr_length and
25742         dbr_sequence_length once.
25743         (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
25744         dbr_sequence_length once.
25745         * pa.h (TARGET_SOM): Define if not defined.
25746         * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
25747         with GAS and not SOM.
25748         (jump, call_internal_reg, call_value_internal_reg): Likewise.
25749         * som.h (OBJ_SOM): Rename to TARGET_SOM.  Undefine before defining.
25751 2002-04-11  David O'Brien  <obrien@FreeBSD.org>
25753         * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
25754         (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
25755         (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
25756         DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
25757         elfos.h and dbxelf.h values are fine now.
25758         * config/i386/freebsd.h, config/alpha/freebsd.h
25759         (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
25761 2002-04-11  David O'Brien  <obrien@FreeBSD.org>
25763         * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
25764         or set Acpu or Amachine.  Reformat.
25765         (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
25766         define.
25767         (LINK_SPEC): Do not need to undef.
25768         * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
25769         * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
25770         (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
25771         define.
25772         * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
25773         (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
25774         (LINK_SPEC): Do not need to undef.
25775         (DONT_USE_BUILTIN_SETJMP): Do not define.
25776         * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
25777         (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine.  Remove -Dia64.
25778         (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
25779         Remove trailing spaces.
25780         * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
25781         __ELF__, or set Acpu or Amachine.  Reformat.
25782         (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
25783         define.
25785 2002-04-11  David O'Brien  <obrien@FreeBSD.org>
25787         * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
25788         all other *-*-freebsd* targets.
25790 2002-04-11  Richard Henderson  <rth@redhat.com>
25792         * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
25794 2002-04-11  David O'Brien  <obrien@FreeBSD.org>
25796         * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
25797         Include {cpu}/{cpu}.h thru tm_file.
25798         (alpha*-*-linux*ecoff): Remove target.
25799         * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
25800         (LINK_SPEC): Remove, is not OS independent.
25801         * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
25802         (LINK_SPEC): Do not need to #undef any longer.
25803         * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
25804         any longer.
25805         * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
25806         __ELF__.
25807         (LINK_SPEC): Moved here from alpha/elf.h.
25808         * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
25809         SUB_CPP_PREDEFINES.
25810         * config/alpha/linux-ecoff.h: Remove.
25811         * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
25812         (CPP_SPEC): Define _POSIX_SOURCE as needed.
25813         (CPP_SUBTARGET_SPEC): Do not define.
25814         (LINK_SPEC): Do not need to #undef any longer.
25815         * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
25816         * config/alpha/vms.h: Likewise.
25818 2002-04-11  Richard Sandiford  <rsandifo@redhat.com>
25820         * doc/extend.texi: Remove old claim that typedefs cannot have
25821         an alignment attribute.
25823 2002-04-11  Jakub Jelinek  <jakub@redhat.com>
25825         PR optimization/6177
25826         * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
25827         bitpos is 0 and bitsize CONCAT size.
25829 2002-04-11  Jakub Jelinek  <jakub@redhat.com>
25831         PR c/6223
25832         * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
25834 2002-04-10  David O'Brien  <obrien@FreeBSD.org>
25836         * config/alpha/freebsd.h: Minor reformatting.
25837         (CPP_SPEC): Define ELF and add cpp_subtarget.
25838         (ASM_SPEC): No longer needed.
25840 2002-04-11  Richard Henderson  <rth@redhat.com>
25842         * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
25843         (movdi_insn_sp32_v9): Likewise.  Only allow stx with aligned memory.
25844         (dimode mem/zero splitter): New.
25846 2002-04-11  Hans-Peter Nilsson  <hp@axis.com>
25848         * config/cris/cris.c (cris_override_options): Tweak error message
25849         for PIC not implemented.
25851         * config/cris/cris.h: Tweak comments related to parameter-passing.
25853         * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
25855 2002-04-10  Richard Henderson  <rth@redhat.com>
25857         * except.c (add_ehl_entry): Allow duplicates after landing pad
25858         creation.
25860 2002-04-10  David Edelsohn  <edelsohn@gnu.org>
25862         * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
25864 2002-04-10  Toon Moene  <toon@moene.indiv.nluug.nl>
25866         * c-decl.c (c_init_decl_processing): Move generation of
25867         decls for g77_integer_type_node and friends from here ...
25868         * c-common.c (c_common_nodes_and_builtins): ... to here.
25870 2002-04-10  Ulrich Weigand  <uweigand@de.ibm.com>
25872         * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
25873         is only used as frame pointer when frame_pointer_needed is true.
25875 2002-04-10  Richard Earnshaw  <rearnsha@arm.com>
25877         PR target/817
25878         * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
25879         for the fact that the pool entry uses two words.
25880         (movdf_hard_insn): Similarly.  Also, ADR instruction can span
25881         1k bytes.
25882         (movdf_soft_insn): Similarly.
25883         (movxf_hard_insn): Adjust neg_pool_range attribute to allow
25884         for the fact that the pool entry uses three words.
25886 2002-04-10  Richard Sandiford  <rsandifo@redhat.com>
25888         * config/mips/mips.c (mips_va_arg): When using the struct version
25889         of the EABI va_list, allow arguments in the register save area to
25890         take up less room than a stack argument.
25892 2002-04-10  Richard Henderson  <rth@redhat.com>
25894         * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
25895         if EXPAND_INITIALIZER.
25897 2002-04-09  Richard Henderson  <rth@redhat.com>
25899         * config/alpha/alpha.md (movdi_er_maybe_g): New.
25900         * config/alpha/alpha.c (alpha_expand_mov): Use it.
25902 2002-04-10  Alan Modra  <amodra@bigpond.net.au>
25904         PR optimization/6233
25905         * rtlanal.c (pure_call_p): New function.
25906         * rtl.h (pure_call_p): Declare.
25907         * loop.c (prescan_loop): Use it to set has_nonconst_call.
25908         * gcse.c (store_killed_in_insn): Use pure_call_p here too.
25910 2002-04-09  Eric Christopher  <echristo@redhat.com>
25912         * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
25913         information to .comm directive.
25915 2002-04-09  Richard Henderson  <rth@redhat.com>
25917         PR c/5078
25918         * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
25920 2002-04-09  Richard Henderson  <rth@redhat.com>
25922         * basic-block.h (flow_delete_block_noexpunge): Declare.
25923         (expunge_block_nocompact): Declare.
25924         * cfg.c (expunge_block_nocompact): Split out from ...
25925         (expunge_block): ... here.
25926         * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
25927         (flow_delete_block_noexpunge): Split out from ...
25928         (flow_delete_block): ... here.
25929         * cfgcleanup.c (delete_unreachable_blocks): Compact while
25930         removing dead blocks.
25931         * except.c (exception_handler_labels): Remove.
25932         (exception_handler_label_map): New.
25933         (struct eh_region): Add aka member.
25934         (mark_ehl_map_entry, mark_ehl_map, free_region): New.
25935         (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
25936         (for_each_eh_label, for_each_eh_label_1): New.
25937         (init_eh): Register exception_handler_label_map.
25938         (free_eh_status): Use free_region.
25939         (find_exception_handler_labels): Use the map, not the list.
25940         (remove_exception_handler_label): Likewise.
25941         (maybe_remove_eh_handler): Likewise.
25942         (remove_eh_handler): Use the region aka bitmap.
25943         * except.h (exception_handler_labels): Remove.
25944         (for_each_eh_label): Declare.
25945         * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
25946         * loop.c (invalidate_loops_containing_label): New.
25947         (find_and_verify_loops): Use it.  Use for_each_eh_label.
25948         * sched-rgn.c (is_cfg_nonregular): Use
25949         current_function_has_exception_handlers.
25951 2002-04-09  Richard Henderson  <rth@redhat.com>
25953         * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
25954         sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
25955         Do not return changed status.
25956         (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
25957         sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
25958         New functions that do return changed status.
25959         * sbitmap.h: Update decls.
25960         * gcse.c, lcm.c: Use _cg functions as needed.
25962 Tue Apr  9 19:15:57 2002  J"orn Rennecke <joern.rennecke@superh.com>
25964         * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
25965         (sh64-*-elf*, sh-*-rtemself*): Likewise.
25966         * config/sh/embed_bb.c: New file.
25967         * config/sh/embed-elf.h: New file.
25968         * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
25969         if -m[12345]* option is given.  Don't use subtarget_cpp_ptr_spec.
25970         (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
25971         __PTRDIFF_TYPE__ .
25972         (SUBTARGET_CPP_PTR_SPEC): Don't define.
25973         (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
25974         Add subtarget_asm_endian_spec.
25975         (ASM_SPEC): Use subtarget_asm_endian_spec.
25976         (SUBTARGET_ASM_ENDIAN_SPEC): Define.
25977         (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
25978         (WCHAR_UNSIGNED): Define.
25979         (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
25980         (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
25981         (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
25982         Fix value.
25983         * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
25984         (sh_adjust_cost): Likewise.
25985         sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
25986         __PTRDIFF_TYPE__ .
25987         (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
25988         (WCHAR_TYPE_SIZE): Likewise.
25989         (ASM_SPEC): Use subtarget_asm_endian_spec.
25990         (SH_ELF_WCHAR_TYPE): #undef/ #define.
25991         (MAX_WCHAR_TYPE_SIZE): Don't #undef.
25992         * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
25993         (MAX_WCHAR_TYPE_SIZE): Don't #define .
25994         (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
25995         (USER_LABEL_PREFIX): Don't #undef /#define .
25996         (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
25997         * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
25998         (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
25999         (ASM_SPEC): Likewise.
26000         (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
26001         (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
26002         * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
26003         (LIB2FUNCS_EXTRA): Define.
26004         * t-sh64 (LIB2FUNCS_EXTRA): Define.
26005         * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
26006         (LIB1ASMFUNCS_CACHE): Define.
26007         (LIB2FUNCS_EXTRA): Redefine empty.
26009 2002-04-08  Richard Henderson  <rth@redhat.com>
26011         * reorg.c (get_branch_condition): Use reversed_comparison_code.
26013 2002-04-09  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
26015         * config/m68hc11/larith.asm (__map_data_section): Fix condition
26016         and optimize for size.
26017         (__do_global_ctors): Fix pointer comparison.
26018         (__do_global_dtors): Likewise.
26020 2002-04-09  David S. Miller  <davem@redhat.com>
26022         * config/sparc/sparc.c (sparc_extra_constraint_check): New
26023         function, implementing EXTRA_CONSTRAINTS.  For memory constraints,
26024         allow reloading pseudos.
26025         * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
26026         * config/sparc/sparc-protos.h: Declare it.
26028         * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
26029         unsigned comparison warning.
26030         (output_restore_regs): Mark leaf_function as unused.
26032 Tue Apr  9 09:35:45 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
26034         * expr.c (is_aligning_offset): New function.
26035         (expand_expr, case COMPONENT_EXPR): Call it.
26037 2002-04-08  David S. Miller  <davem@redhat.com>
26039         PR target/6082
26040         * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
26042         Make init_priority work on SPARC when using GNU ld.
26043         * config/sparc/linux.h, config/sparc/linux64.h,
26044         config/sparc/netbsd-elf.h, config/sparc/freebsd.h
26045         (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
26046         * config/sparc/sol2-gld.h: New file to do the same.
26047         * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
26048         sparc/sol2-gld.h to tm_file.
26050         PR optimization/4328
26051         * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
26052         * doc/md.texi: Document it.
26053         * config/sparc/sparc.md (movdi_insn_sp64_novis,
26054         movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
26055         movdf_insn_v9only_vis, movdf_insn_sp64_novis,
26056         movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
26057         * config/sparc/sparc.c (mem_min_alignment): Fix comment.
26059 2002-04-08  Andreas Jaeger  <aj@suse.de>
26061         * stmt.c (expand_asm_operands): Revert last patch from Richard
26062         Henderson.
26064 2002-04-08  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
26066         * doc/contrib.texi (Contributors): Add John David Anglin and Loren
26067         J. Rittle (the latter also to Testers).  Update David O'Brien's entry.
26069 2002-04-08  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
26071         * doc/contrib.texi (Contributors): Add David O'Brien.
26073 2002-04-08  Alan Modra  <amodra@bigpond.net.au>
26075         * configure.in (auto-build.h): Use target_alias and build_alias
26076         when running configure.
26077         (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
26078         (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
26079         * configure: Regenerate.
26081 2002-04-07  David S. Miller  <davem@redhat.com>
26083         * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
26085 2002-04-07  John David Anglin  <dave@hiauly1.hia.nrc.ca>
26087         PR 5933
26088         * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
26089         generating 32-bit pic code.
26091 2002-04-06  Jason Thorpe  <thorpej@wasabisystems.com>
26093         * cppinit.c (cpp_create_reader): Initialize
26094         discard_comments_in_macro_exp.
26095         (COMMAND_LINE_OPTIONS): Add "-CC" option.
26096         (cpp_handle_option): Handle "-CC" option.
26097         * cpplex.c (save_comment): If saving a C++ comment in
26098         a directive, convert it to a C comment.
26099         (_cpp_lex_direct): Pass second comment start character to
26100         save_comment to indicate comment type.
26101         * cpplib.c (_cpp_handle_directive): If processing
26102         a "#define" directive and discard_comments_in_macro_exp
26103         is false,  re-enable saving of comments.
26104         (lex_macro_node): If discard_comments_in_macro_exp is false,
26105         discard any comments before the macro identifier.
26106         * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
26107         member.
26108         * cppmacro.c (cpp_get_token): If expanding a macro while
26109         processing a directive, discard any comments we might encounter.
26110         (parse_params): If discard_comments_in_macro_exp is false,
26111         ignore comments in the macro parameter list.
26112         * gcc.c (cpp_unique_options): Add "-CC" option.
26113         (option_map): Map "--comments-in-macros" to "-CC".
26114         * doc/cppopts.texi: Document "-CC" option.
26115         * f/lang-specs.h: Add "-CC" option.
26116         * testsuite/gcc.dg/cpp/maccom1.c: New test.
26117         * testsuite/gcc.dg/cpp/maccom2.c: New test.
26118         * testsuite/gcc.dg/cpp/maccom3.c: New test.
26119         * testsuite/gcc.dg/cpp/maccom4.c: New test.
26120         * testsuite/gcc.dg/cpp/maccom5.c: New test.
26121         * testsuite/gcc.dg/cpp/maccom6.c: New test.
26123 2002-04-06  John David Anglin  <dave@hiauly1.hia.nrc.ca>
26125         PR middle-end/6180
26126         * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
26128 2002-04-06  Mark Mitchell  <mark@codesourcery.com>
26130         PR c++/5571
26131         * stor-layout.c (layout_decl): Reset the RTL for the decl.
26133         PR opt/5120
26134         * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
26135         RTX_UNCHANGING_P for the functions arguments when a tail call
26136         is made.
26138 2002-04-06  Jason Merrill  <jason@redhat.com>
26140         * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
26141         (parse_options_and_default_flags): Set them appropriately.
26142         * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
26144 2002-04-06  Hans-Peter Nilsson  <hp@bitrange.com>
26146         * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
26147         here.
26149         * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
26150         semicolon.
26152         * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
26153         types come in by-reference.  Fix typo in comment.
26155 2002-04-05  David S. Miller  <davem@redhat.com>
26157         * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
26158         * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
26159         sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
26160         {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
26162 2002-04-05  David S. Miller  <davem@redhat.com>
26164         * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
26165         are not going to emit return instructions, emit at least a nop
26166         for the sake of sane backtraces.
26168 2002-04-05  Richard Henderson  <rth@redhat.com>
26170         * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
26172 2002-04-05  Jakub Jeilnek  <jakub@redhat.com>
26174         * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
26176 2002-04-05  Alexandre Oliva  <aoliva@redhat.com>
26178         * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
26179         ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
26180         ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
26182 2002-04-05  Andreas Schwab  <schwab@suse.de>
26184         * c-convert.c: Include c-common.h.
26185         * Makefile.in (c-convert.o): Updated.
26187 2002-04-05  Jakub Jelinek  <jakub@redhat.com>
26189         * mklibgcc.in: Use separate libgcc.map for each multilib.
26190         * Makefile.in (distclean): Don't remove libgcc.map here.
26192 2002-04-05  Jakub Jelinek  <jakub@redhat.com>
26194         * Makefile.in (s-mlib): Handle --disable-multilib by separate
26195         genmultilib invocation.
26197 2002-04-04  Richard Sandiford  <rsandifo@redhat.com>
26199         * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
26200         to avoid clash with Irix header file sys/ucontext.h.  Rename gp_regs
26201         to num_gprs for symmetry.
26202         * config/mips/mips.c: Adjust accordingly.
26204 2002-04-04  Neil Booth  <neil@daikokuya.demon.co.uk>
26206         * c-common.c (truthvalue_conversion): Rename, update.
26207         * c-common.h (c_common_truthvalue_conversion): New.
26208         * c-convert.c (convert): Update.
26209         * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
26210         * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
26211         * c-typeck.c (build_binary_op, build_unary_op,
26212         build_conditional_expr): Update.
26213         * fold-const.c (constant_boolean_node, fold): Use langhook.
26214         * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
26215         * langhooks.h (struct lang_hooks): New hook.
26216         * stmt.c (expand_decl_cleanup): Use langhook.
26217         * tree.h (truthvalue_conversion): Remove.
26218 objc:
26219         * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
26221 2002-04-05  Alan Modra  <amodra@bigpond.net.au>
26223         * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
26224         Add rules to make null object file.
26226 2002-04-04  Jim Blandy  <jimb@redhat.com>
26228         * cppmacro.c (cpp_macro_definition): Do not emit spaces after
26229         macro formal parameter names.
26231 2002-04-04  David S. Miller  <davem@redhat.com>
26233         * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
26235 2002-04-04  Richard Henderson  <rth@redhat.com>
26237         PR middle-end/5099
26238         * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
26239         Support copies into and out of memory.  Don't accept allows_reg
26240         and allows_mem as gospel.
26242 2002-04-04  Richard Henderson  <rth@redhat.com>
26244         PR opt/6165
26245         * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
26246         (write_dependence_p): Likewise.
26248 2002-04-04  Richard Henderson  <rth@redhat.com>
26250         * predict.c (estimate_bb_frequencies): Do frequency calculation
26251         with a volatile temporary.
26253 2002-04-04  Ulrich Weigand  <uweigand@de.ibm.com>
26255         * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
26257 2002-04-04  Jakub Jelinek  <jakub@redhat.com>
26259         PR c++/6119
26260         * final.c (final_start_function): Don't bump profile_label_no here...
26261         (final_end_function): ...but here.
26263 2002-04-04  Jakub Jelinek  <jakub@redhat.com>
26265         * config/sparc/sparc.md (pic): New attribute.
26266         (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
26267         into stack slots.
26268         (split after do_builtin_setjmp_setup): New.
26270 2002-04-04  Jakub Jelinek  <jakub@redhat.com>
26272         PR fortran/6106
26273         * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
26274         change.
26276 2002-04-04  Jakub Jelinek  <jakub@redhat.com>
26278         * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
26279         UNITS_PER_WORD for zero sized aggregates.
26281 2002-04-03  David S. Miller  <davem@redhat.com>
26283         * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
26284         one-character spec for this, just use %(link_gcc_c_sequence).
26286 2002-04-03  David S. Miller  <davem@redhat.com>
26288         * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
26289         handling.
26291 2002-04-03  John David Anglin  <dave@hiauly1.hia.nrc.ca>
26293         * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
26294         (DWARF_FRAME_RETURN_COLUMN): Move.
26295         (ASM_PREFERRED_EH_DATA_FORMAT): Define.
26296         (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
26297         * pa.c (except.h, predict.h): Include.
26298         (FRP): Delete.
26299         (store_reg_modify, set_reg_plus_d): Revise prototypes.
26300         (output_ascii): Add cast.
26301         (store_reg_modify): Revise to add frame notes.
26302         (set_reg_plus_d): Likewise.
26303         (compute_frame_size): Include space for eh data registers in frame if
26304         the current function calls eh_return.
26305         (hppa_expand_prologue):  Ensure register %r2 is saved if the current
26306         function calls eh_return.  Save eh data registers if the current
26307         function calls eh_return.  Fix code to add frame notes.  Emit
26308         blockage to prevent insns with frame notes being scheduled in the
26309         delay slot of calls.
26310         (hppa_expand_epilogue): Restore eh data registers and do final stack
26311         adjustment if the current function calls eh_return.  Don't add frame
26312         notes.
26313         (output_call): Revise for change in length of call insn.  Don't do
26314         return pointer adjustment for an unconditional jump in the delay slot
26315         of a call when using frame notes.
26316         * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
26317         (EH_RETURN_HANDLER_RTX): Use saved value on stack.
26318         (ARG_POINTER_CFA_OFFSET): Define.
26319         * pa.md (return_external_pic): New pattern.
26320         (prologue): Correct formatting.  Use return_external_pic if current
26321         function calls eh_return.
26322         (call_internal_symref, call_value_internal_symref,
26323         sibcall_internal_symref, sibcall_value_internal_symref): Change default
26324         lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
26325         respectively.
26326         (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
26328         * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
26329         list of targets to check using "nop" insn.
26330         * configure: Rebuilt.
26332 2002-04-04  Alan Modra  <amodra@bigpond.net.au>
26334         * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
26336 2002-04-03  David S. Miller  <davem@redhat.com>
26338         * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
26339         library sequence passed to the linker.
26340         (LINK_COMMAND_SPEC): Use it.
26341         * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
26342         a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
26343         * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
26345 2002-04-03  Jason Merrill  <jason@redhat.com>
26347         * except.c (struct eh_status): Remove protect_list.
26348         (begin_protect_partials, end_protect_partials): Remove.
26349         (add_partial_entry): Remove.
26350         * except.h: Remove prototypes.
26352         * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
26353         expand_decl_cleanup_eh.
26355         PR c++/5636
26356         * tree.h (CLEANUP_EH_ONLY): New macro.
26357         * stmt.c (expand_decl_cleanup_eh): New fn.
26358         (expand_cleanups): Check CLEANUP_EH_ONLY.
26359         * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
26360         Use expand_decl_cleanup_eh.
26361         (expand_stmt): Adjust.
26362         * c-common.h: Adjust prototype.
26364 2002-04-04  Hans-Peter Nilsson  <hp@axis.com>
26366         * config/cris/cris.c (cris_target_asm_function_prologue): Cast
26367         uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
26368         (cris_target_asm_function_epilogue): Ditto.
26369         (cris_initial_frame_pointer_offset): Ditto.
26370         (cris_simple_epilogue): Ditto.
26371         (cris_expand_builtin_va_arg): Variable-size types come in
26372         by-reference.
26374 2002-04-03  David S. Miller  <davem@redhat.com>
26376         * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
26377         little-endian.
26378         (set_fast_math): Correct 'fsr' type.
26380 2002-04-03  Richard Henderson  <rth@redhat.com>
26382         PR opt/3569
26383         * langhooks.h (lang_hooks.decls.warn_unused_global): New.
26384         * toplev.c (check_global_declarations): Use it.
26385         * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
26386         (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
26387         (LANG_HOOKS_DECLS): Add it.
26388         * langhooks.c (lhd_warn_unused_global_decl): New.
26389         * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
26390         * c-objc-common.c (c_warn_unused_global_decl): New.
26391         * c-tree.h (c_warn_unused_global_decl): Declare.
26392         * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
26394 2002-04-03  Neil Booth  <neil@daikokuya.demon.co.uk>
26396         * langhooks-def.h (lhd_set_decl_assembler_name,
26397         LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
26398         (LANG_HOOKS_INITIALIZER): Update.
26399         * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
26400         * langhooks.h (struct lang_hooks): New hook.
26401         * tree.c (set_decl_assembler_name): Move to langhooks.c.
26402         (lang_set_decl_assembler_name): Remove.
26403         (init_obstacks): Don't set hook.
26404         (decl_assembler_name): New function.
26405         * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
26406         (decl_assembler_name): New.
26407         (lang_set_decl_assembler_name): Remove.
26409 2002-04-03  Jakub Jelinek  <jakub@redhat.com>
26411         * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
26412         works properly with .hidden symbols.
26413         * configure: Rebuilt.
26414         * config.in: Rebuilt.
26415         * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
26416         DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
26417         properly with .hidden symbols.
26419 2002-04-03  Jakub Jelinek  <jakub@redhat.com>
26421         PR middle-end/6102
26422         * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
26423         USE argument.
26425 2002-04-03  Richard Henderson  <rth@redhat.com>
26427         PR opt/4120
26428         * sched-rgn.c (sets_likely_spilled): New.
26429         (sets_likely_spilled_1): New.
26430         (add_branch_dependences): Use it.
26432 2002-04-02  Richard Henderson  <rth@redhat.com>
26434         PR opt/4311
26435         * loop.h (LOOP_FIRST_PASS): New.
26436         * loop.c (strength_reduce): Mind it when deciding to unroll.
26437         * toplev.c (rest_of_compilation): Set it.
26439 2002-04-02  David S. Miller  <davem@redhat.com>
26441         * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
26442         mems_ok_for_ldd_peep when the order of the loads being examined
26443         is reversed.
26444         * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
26445         existing comment to increase comprehension of this situation.
26447 2002-04-02  Zack Weinberg  <zack@codesourcery.com>
26449         * config/sh/sh.md: Don't use union real_extract.
26451 2002-04-02  Richard Henderson  <rth@redhat.com>
26453         * libgcc2.c (__bb_exit_func): Revert 03-31 change.
26455 2002-04-02  David O'Brien  <obrien@FreeBSD.org>
26457         * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
26458         i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
26459         i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
26460         i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
26461         i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
26462         i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
26463         i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
26464         i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
26465         i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
26466         i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
26467         i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
26468         i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
26469         i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
26470         i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
26471         Include as many configury headers via tm_file as possible.  This
26472         includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
26473         * config/openbsd-oldgas.h: New file.
26474         * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
26475         config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
26476         config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
26477         config/i386/i386-coff.h, config/i386/i386-interix.h,
26478         config/i386/iscdbx.h, config/i386/linux-aout.h,
26479         config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
26480         config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
26481         config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
26482         config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
26483         config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
26484         config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
26485         config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
26486         config/i386/vxi386.h: Do not directly include configury headers.
26487         * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
26488         Directly include configury headers that are no longer automatically
26489         included by the above headers.
26490         * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
26491         * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
26492         config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
26493         config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
26494         config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
26495         config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
26496         config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
26497         (TARGET_VERSION): Define.
26498         * config/i386/beos-elf.h, config/i386/freebsd.h,
26499         config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
26500         config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
26501         config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
26502         config/i386/sco5.h, config/i386/sysv4.h
26503         (TARGET_VERSION): Do not need to protect.
26504         * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
26505         * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
26506         config/i386/freebsd-aout.h, config/i386/i386-aout.h,
26507         config/i386/i386-interix.h, config/i386/linux-aout.h,
26508         config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
26509         config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
26510         (YES_UNDERSCORES): Do not define - not needed.
26511         * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
26512         ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
26513         USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
26514         * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
26515         (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
26516         USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
26517         * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
26518         * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
26520 2002-04-02  Eric Botcazou  <ebotcazou@multimania.com>
26521             Richard Henderson  <rth@redhat.com>
26523         PR c/5484
26524         * function.c (assign_temp): Accept either type or decl argument.
26525         Detect variables whose size is too large to fit into an integer.
26526         * stmt.c (expand_decl): Pass the decl, not the type.
26528 2002-04-02  David O'Brien  <obrien@FreeBSD.org>
26530         * protoize.c: Match include directory usage with cppdefault.c.
26532 2002-04-03  Jeffrey A Law  (law@redhat.com)
26533             Hans-Peter Nilsson  <hp@bitrange.com>
26535         * combine.c (simplify_comparison): Avoid narrowing a comparison
26536         with a paradoxical subreg when doing so would drop signficant bits.
26538 2002-04-02  Steve Ellcey  <sje@cup.hp.com>
26540         * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
26541         if POINTERS_EXTEND_UNSIGNED is defined.
26543 2002-04-02  Richard Henderson  <rth@redhat.com>
26545         PR opt/3967
26546         * local-alloc.c (contains_replace_regs): LO_SUM may contain
26547         replace regs.
26549 2002-04-02  Richard Henderson  <rth@redhat.com>
26551         * doc/standards.texi: Document required freestanding libc entry points.
26553 2002-04-02  Alan Modra  <amodra@bigpond.net.au>
26555         * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
26556         associated splitter.  Remove MQ constraint.
26557         (ctrdi_internal4): Correct CCmode clobber.
26559 2002-04-02  John David Anglin  <dave@hiauly1.hia.nrc.ca>
26561         * milli64.S ($$dyncall): New function.
26562         * t-linux (LIB1ASMFUNCS): Revise module list.
26563         (LIB1ASMSRC): Use pa/milli64.S.
26565 2002-04-02  Richard Henderson  <rth@redhat.com>
26567         * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
26568         rename solaris_sys_varargs_h.
26570 Tue Apr  2 06:47:40 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
26572         * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
26573         the same mode as its component.
26575 2002-04-02  Richard Henderson  <rth@redhat.com>
26577         PR opt/190
26578         * final.c (this_is_asm_operands): Export.
26579         * output.h (this_is_asm_operands): Declare.
26580         * config/i386/i386.c (print_operand): Error odd asm operands.
26582 2002-04-02  Richard Henderson  <rth@redhat.com>
26584         PR opt/420
26585         * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
26587 2002-04-01  Richard Henderson  <rth@redhat.com>
26589         PR target/1538
26590         * fixinc/inclhack.def (solaris_sys_varargs_h): New.
26591         * fixinc/fixincl.x: Rebuild.
26593 2002-04-01  Richard Henderson  <rth@redhat.com>
26595         * config/ia64/unwind-ia64.c: Include ia64intrin.h.
26596         (atomic_alloc, atomic_free): New.
26597         (SIZE, MASK_FOR, PTR_IN): New.
26598         (emergency_reg_state, emergency_reg_state_free): New.
26599         (emergency_labeled_state, emergency_labeled_state_free): New.
26600         (reg_state_alloced, labeled_state_alloced): New.
26601         (alloc_reg_state, free_reg_state): New.
26602         (alloc_label_state, free_label_state, free_label_states): New.
26603         (push, pop, dup_state_stack, free_state_stack): Use them.
26604         (desc_label_state): Likewise.
26605         (uw_frame_state_for): Free label states and state stack.
26606         (uw_update_reg_address): Eliminate warnings.
26608 2002-04-01  Vladimir Makarov  <vmakarov@redhat.com>
26610         * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
26611         ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
26613 2002-04-01  Neil Booth  <neil@daikokuya.demon.co.uk>
26615         * c-decl.c (grokdeclarator): Update.
26616         * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
26617         * c-tree.h (c_mark_addressable): New.
26618         * c-typeck.c (default_function_array_conversion, build_unary_op,
26619         build_array_ref, convert_for_assignment): Update.
26620         (mark_addressable): Rename.
26621         * calls.c (try_to_integrate, expand_call): Use langhook.
26622         * expr.c (expand_expr): Use langhook.
26623         * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
26624         * langhooks.h (struct lang_hooks): New hook.
26625         * stmt.c (expand_asm_operands): Use langhook.
26626         * tree.h (mark_addressable): Remove.
26627 objc:
26628         * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
26630 2002-04-01  Bob Wilson  <bob.wilson@acm.org>
26632         * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
26633         in previous change.
26635 2002-04-01  Bob Wilson  <bob.wilson@acm.org>
26637         * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
26638         for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
26640 2002-04-01  Neil Booth  <neil@daikokuya.demon.co.uk>
26642         * c-common.c (unsigned_conversion_warning, convert_and_check,
26643         unsigned_type, signed_type, shorten_compare,
26644         c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
26645         (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
26646         * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
26647         New.
26648         * c-decl.c (grokdeclarator): Update.
26649         * c-format.c (check_format_types): Update.
26650         * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
26651         LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
26652         * c-typeck.c (build_binary_op, convert_for_assignment): Update.
26653         * convert.c (convert_to_integer): Use new hooks.
26654         * expmed.c (make_tree): Use new hooks.
26655         * expr.c (store_expr): Use new hooks.
26656         * fold-const.c (operand_equal_for_comparison_p, build_range_check,
26657         all_ones_mask_p, unextend, fold): Use new hooks.
26658         * langhooks.h (struct lang_hooks_for_types): New hooks.
26659         * tree.h (signed_or_unsigned_type, signed_type,
26660         unsigned_type): Remove.
26661 objc:
26662         * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
26663         LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
26665 2002-03-31  Richard Henderson  <rth@redhat.com>
26667         * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
26668         (desc_frgr_mem): Fix reference to f16-f31.
26670 2002-03-31  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
26672         * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
26673         RTVEC_ELT): Const-ify.
26674         * varray.h (VARRAY_CHECK): Const-ify.
26675         * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
26676         ggc_mark_rtvec, ggc_mark): Const-ify.
26678 2002-04-01  Neil Booth  <neil@daikokuya.demon.co.uk>
26680         * diagnostic.c: Include langhooks-def.h.
26681         * Makefile.in (diagnostic.o): Update.
26683 2002-03-31  Neil Booth  <neil@daikokuya.demon.co.uk>
26685         * c-common.c (c_unsafe_for_reeval): Rename.
26686         * c-common.h (c_unsafe_for_reeval): Rename.
26687         * c-decl.c (finish_incomplete_decl): Rename.
26688         (c_init_decl_processing): Don't set langhook.
26689         * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
26690         LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
26691         * c-objc-common.c (c_objc_common_init): Don't set langhook.
26692         * c-tree.h (finish_incomplete_decl): Rename.
26693         * langhooks-def.h (lhd_unsafe_for_reeval): New.
26694         (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
26695         (LANG_HOOKS_INITIALIZER): Update.
26696         * langhooks.c (lhd_unsafe_For_reeval): New.
26697         * langhooks.h (struct langhooks): New hooks.
26698         * toplev.c (incomplete_decl_finalize_hook): Remove.
26699         (wrapup_global_declarations): Update.
26700         * tree.c (lang_unsafe_for_reeval): Remove.
26701         (unsafe_for_reeval): Update.
26702         * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
26703         Remove.
26704 objc:
26705         * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
26706         LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
26708 2002-03-31  Neil Booth  <neil@daikokuya.demon.co.uk>
26710         * diagnostic.c (print_error_function): Remove.
26711         (default_print_error_function): Rename.
26712         (report_error_function): Update.
26713         * diagnostic.h (print_error_function): Remove.
26714         (default_print_error_function): Remove.
26715         * langhooks-def.h (struct diagnostic_context): Predeclare.
26716         (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
26717         (LANG_HOOKS_INITIALIZER): Update.
26718         * langhooks.h (struct diagnostic context): Predeclare.
26719         (struct lang_hooks): New hook.
26721 2002-03-31  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>
26723         * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
26724         (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
26725         !flag_pic.
26726         (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
26727         * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
26728         of PIC_OFFSET_TABLE_REGNUM thruout.
26729         * config/rs6000/rs6000.md: Likewise.
26730         * config/rs6000/darwin.h: Likewise.
26732 Sun Mar 31 14:43:24 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
26734         * emit-rtl.c (adjust_address_1, offset_address): Cast value to
26735         unsigned HOST_WIDE_INT, not unsigned int.
26737 2002-03-31  Jakub Jelinek  <jakub@redhat.com>
26739         PR middle-end/6096, middle-end/6098, middle-end/6099
26740         * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
26741         CODE_LABELs.
26742         (fill_slots_from_thread): Likewise.
26744 2002-03-31  Jakub Jelinek  <jakub@redhat.com>
26746         * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
26747         floating fields in float regs.
26748         (function_arg_record_value_2): Likewise.
26750 2002-03-31  Hans-Peter Nilsson  <hp@bitrange.com>
26752         * config/mmix/mmix.md (define_constants): Remove misleading
26753         FIXME.  Add MMIX_fp_rO_OFFSET.
26754         ("nonlocal_goto_receiver"): Don't have stack-frame address of
26755         saved rO as part of the pattern.  Remove FIXME.
26756         ("*nonlocal_goto_receiver_expanded"): Similar.  Generate address
26757         here, at output-time.
26759 2002-03-31  Jakub Jelinek  <jakub@redhat.com>
26761         PR middle-end/6100
26762         * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
26763         REG_BR_PRED.
26764         (output_v9branch): Likewise.
26766 2002-03-31  Alexandre Oliva  <aoliva@redhat.com>
26768         * gcc.c: Revert previous patch for now.
26769         * config/i386/djgpp.h: Likewise.
26771 2002-03-31  Hans-Peter Nilsson  <hp@bitrange.com>
26773         * config/mmix/crti.asm (_init): Register _fini with atexit.
26774         * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
26776 2002-03-31  Richard Henderson  <rth@redhat.com>
26778         PR target/3997
26779         * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
26780         (ASM_OUTPUT_DEF_FROM_DECLS): New.
26782 2002-03-31  Richard Henderson  <rth@redhat.com>
26784         * libgcc2.c (__bb_exit_func): Make static.
26786         * config/alpha/alpha.md (trap): New.
26788 2002-03-31  Richard Henderson  <rth@redhat.com>
26790         * builtins.c (expand_builtin_va_arg): Give warnings not errors for
26791         promoted argument types; build trap.
26792         (expand_builtin_trap): New.
26793         (expand_builtin): Use it.
26794         * stmt.c (expand_nl_goto_receivers): Likewise.
26795         * expr.h (expand_builtin_trap): Declare.
26796         * libfuncs.h (LTI_abort, abort_libfunc): New.
26797         * optabs.c (init_optabs): Init abort_libfunc.
26799 2002-03-31  Alexandre Oliva  <aoliva@redhat.com>
26801         * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
26802         (LINK_COMMAND_SPEC): ... from here.
26803         (init_gcc_specs): Duplicate it here too, omitting
26804         shared_name in the second copy.
26805         (init_spec): Test for duplicate
26806         * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
26808 2002-03-30  David S. Miller  <davem@redhat.com>
26810         * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
26811         * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
26813 2002-03-30  Roger Sayle <roger@eyesopen.com>
26814             Richard Henderson  <rth@redhat.com>
26816         * regmove.c (combine_stack_adjustments_for_block): Avoid
26817         emitting a stack adjustment of zero bytes.  Let delete_insn
26818         update bb->head.
26820 2002-03-30  Richard Henderson  <rth@redhat.com>
26822         * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
26823         (sparc_emitting_epilogue): New.
26824         (leaf_label, output_return, sparc_return_peephole_ok): Remove.
26825         * config/sparc/sparc-protos.h: Update.
26826         * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
26827         (TARGET_SWITCHES): Update.
26828         * config/sparc/sparc.md (return): Remove.
26829         (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
26830         * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
26831         config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
26832         config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
26833         config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
26834         config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
26835         config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
26836         Remove MASK_EPILOGUE.
26837         * doc/invoke.texi: Update.
26839 2002-03-30  Daniel Berlin  <dan@dberlin.org>
26841         * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
26842         CPP will start the file for us.
26844 2002-03-30  Richard Henderson  <rth@redhat.com>
26846         PR target/5446
26847         * config/ia64/ia64.c (group_barrier_needed_p): Special case
26848         prologue_allocate_stack.
26849         (ia64_single_set): Use insn codes for recognition of special
26850         cases, not rtl matching.
26851         * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
26853 Sat Mar 30 23:48:41 CET 2002  Jan Hubicka  <jh@suse.cz>
26855         * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
26857 2002-03-30  Richard Henderson  <rth@redhat.com>
26859         PR target/6032
26860         * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
26861         or -fomit-frame-pointer with profiling.
26862         (SUBTARGET_OVERRIDE_OPTIONS): Remove.
26863         (FUNCTION_PROFILER): Do nothing.
26864         (PROFILE_HOOK): New.
26865         * config/sparc/sparc.c (sparc_override_options): Don't check
26866         code models for profiling.
26867         (sparc_function_profiler): Remove.
26868         (sparc_profile_hook): New.
26869         * config/sparc/sparc-protos.h: Update.
26871 2002-03-30  Jakub Jelinek  <jakub@redhat.com>
26873         PR optimization/6086
26874         * combine.c (combine_simplify_rtx): If simplify_rtx failed because
26875         of SUBREG of volatile MEM or because the MEM was mode dependent,
26876         return CLOBBER instead of unmodified SUBREG.
26878 Sat Mar 30 14:08:55 CET 2002  Jan Hubicka  <jh@suse.cz>
26880         * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
26881         when not optimizing.
26883         * toplev.c (rest_of_compilation): Cann mark_constant_function
26884         only when optimizing.
26886         * flow.c (calculate_global_regs_live): Ensure that all AUX fields
26887         are NULL.
26889         * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
26890         (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
26891         (try_optimize_cfg): clear all AUX fields.
26893         * i386.c (aligned_operand): Be prepared for SUBREGed registers.
26894         (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
26895         (ix86_address_cost): Be prepared for SUBREGed registers.
26896         (legitimate_address_p): Accept SUBREGed registers.
26898 2002-03-29  Richard Henderson  <rth@redhat.com>
26900         PR target/5672
26901         * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
26903 2002-03-29  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>
26905         * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
26906         for aggregate and TFmode types.
26908 2002-03-29  Hans-Peter Nilsson  <hp@bitrange.com>
26910         * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
26912 2002-03-29  Richard Henderson  <rth@redhat.com>
26914         PR target/5886
26915         * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
26916         * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
26918 2002-03-29  Richard Henderson  <rth@redhat.com>
26920         PR target/6041
26921         * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
26922         (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
26923         * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
26924         * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
26925         conditional.
26926         * docs/invoke.texi: Update -mno-fancy-math-387 docs.
26928 2002-03-29  Dale Johannesen <dalej@apple.com>
26930         * loop.c (combine_movables): Do allow combination of pseudos.
26932 2002-03-29  Loren J. Rittle  <ljrittle@acm.org>
26934         * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
26935         * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
26936         No functional change except ...
26937         * config/t-slibgcc-nolc-override (SHLIB_LC): Override it.  New file.
26938         * doc/install.texi (*-*-freebsd*): Document port configuration.
26940 2002-03-29  Neil Booth  <neil@daikokuya.demon.co.uk>
26942         * Makefile.in (convert.o, calls.o, expmed.o): Update.
26943         * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
26944         Use new hooks.
26945         * builtin-types.def (BT_PTRMODE): Update.
26946         * c-common.c (type_for_size): Rename c_common_type_for_size.
26947         (type_for_mode): Similarly.
26948         (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
26949         Use new hook.
26950         * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
26951         * c-decl.c (finish_enum, build_enumerator): Use new hooks.
26952         * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
26953         Redefine.
26954         * c-typeck.c (common_type, comptypes, default_conversion):
26955         Use new hooks.
26956         * calls.c: Include langhooks.h.
26957         (emit_library_call_value_1): Use new hooks.  Avoid redundant
26958         calls.
26959         * convert.c: Include langhooks.h
26960         (convert_to_pointer, convert_to_integer): Use new hooks.
26961         * except.c (init_eh): Similarly.
26962         * expmed.c: Include langhooks.h.
26963         (expand_mult_add): Use new hooks.
26964         * expr.c (store_expr, store_constructor, expand_expr, do_jump,
26965         try_casesi): Similarly.
26966         * fold-const.c (optimize_bit_field_compare, make_range,
26967         decode_field_reference, fold_truthop, fold): Similarly.
26968         * function.c (assign_stack_local_1, assign_stack_temp_for_type,
26969         put_var_into_stack): Similarly.
26970         * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
26971         LANG_HOOKS_TYPE_FOR_SIZE): New.
26972         (LANG_HOOKS_TYPES_INITIALIZER): Update.
26973         * langhooks.h (lang_hooks_for_types): New hooks.
26974         * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
26975         * tree.c (get_unwidened, get_narrower): Similarly.
26976         * tree.h (type_for_mode, type_for_size): Remove.
26977         * varasm.c (force_const_mem): Use new hooks.
26978         * utils2.c (nonbinary_modular_operation): Update.
26979 objc:
26980         * objc-act.c (handle_impent): Update.
26981         * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
26982         Redefine.
26984 2002-03-29  Steve Ellcey  <sje@cup.hp.com>
26986         * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
26987         * config/ia64/ia64.c (basereg_operand): New.
26988         * config/ia64/ia64-protos.h (basereg_operand): Declare.
26989         * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
26991 2002-03-29  Hans-Peter Nilsson  <hp@bitrange.com>
26993         * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
26994         unwind information when frame_pointer_needed.
26995         (mmix_assemble_integer): Tweak wording in comment.
26997 2002-03-29  Neil Booth  <neil@daikokuya.demon.co.uk>
26999         * Makefile.in (except.o): Update.
27000         * except.c: Include langhooks.h.
27001         (init_eh): Use langhook.
27002         * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
27003         LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
27004         (LANG_HOOKS_INITIALIZER): Update.
27005         * langhooks.h (lang_hooks_for_types): New.
27006         (struct lang_hooks): Add it.
27007         * tree.c (make_lang_type_fn, make_lang_type): Remove.
27008         * tree.h (make_lang_type_fn, make_lang_type): Remove.
27009 config:
27010         * alpha/alpha.c: Include langhooks.h.
27011         (alpha_build_va_list): Use langhook.
27012         * d30v/d30v.c: Include langhooks.h.
27013         (d30v_build_va_list): Use langhook.
27014         * i386/i386.c: Include langhooks.h.
27015         (ix86_build_va_list): Use langhook.
27016         * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
27017         * s390/s390.c: Include langhooks.h.
27018         (s390_build_va_list): Use langhook.
27019         * stormy16/stormy16.c: Include langhooks.h.
27020         (stormy16_build_va_list): Use langhook.
27022 2002-03-29  Jakub Jelinek  <jakub@redhat.com>
27024         PR c++/5964
27025         * config/sparc/sparc.md (empty_delay_slot, branch_type): New
27026         attributes.
27027         (length): Compute variable length for branches/calls/jumps here.
27028         (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
27029         normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
27030         define branch_type attribute.
27031         (divsi3_sp32): Maximum length is 6 not 7.
27032         (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
27033         call_address_untyped_struct_value_sp32,
27034         call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
27035         * config/sparc/sparc.c (empty_delay_slot): New function.
27036         * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
27037         * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
27039 2002-03-29  Jakub Jelinek  <jakub@redhat.com>
27041         * combine.c (set_nonzero_bits_and_sign_copies): Don't call
27042         nonzero_bits if not needed.
27043         (nonzero_bits) [XOR]: Likewise.
27044         (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
27045         reg_last_set_mode and mode are both MODE_INT, but not equal.
27046         (record_value_for_reg): Compute reg_last_set_nonzero_bits
27047         in nonzero_bits_mode for MODE_INT modes.
27049 2002-03-28  Richard Henderson  <rth@redhat.com>
27051         PR target/5715
27052         * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
27053         to GAS.  Correct drift between alternatives.
27055 2002-03-28  Richard Henderson  <rth@redhat.com>
27057         PR target/6087
27058         * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
27060 2002-03-28  Alexandre Oliva  <aoliva@redhat.com>
27062         * config/i386/freebsd.h (LINK_SPEC): Don't pass default
27063         emulation to the linker.
27065 2002-03-28  Loren J. Rittle  <ljrittle@acm.org>
27067         * config/alpha/freebsd.h (LINK_SPEC): Likewise.
27068         * config/sparc/freebsd.h (LINK_SPEC): Likewise.
27070 Thu Mar 28 16:35:31 2002  Jeffrey A Law  (law@redhat.com)
27072         * combine.c (simplify_and_const_int): Make sure to apply mask
27073         when force_to_mode returns a constant integer.  PR3311.
27075 2002-03-28  John David Anglin  <dave@hiauly1.hia.nrc.ca>
27077         * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
27079 2002-03-28  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
27081         * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
27082         and Objective-C Dialect Options.
27084 2002-03-28  Richard Henderson  <rth@redhat.com>
27086         * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
27087         comparison should be done vs !=0 not >0 return code.  Tidy cases.
27089 2002-03-28  Richard Henderson  <rth@redhat.com>
27091         * c-decl.c (finish_function): New arg can_defer_p.  Pass it
27092         on to c_expand_body.
27093         * c-tree.h (finish_function): Update decl.
27094         * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
27096 Thu Mar 28 19:13:36 CET 2002  Jan Hubicka  <jh@suse.cz>
27098         * ifcvt.c (if_convert): Clear aux_for_blocks early enough.
27100 Thu Mar 28 13:21:53 CET 2002  Jan Hubicka  <jh@suse.cz>
27102         * rtlanal.c: Include flags.h
27103         (may_trap_p): Do not mark FP operations if trapping
27104         if !flag_trapping_math
27105         * Makefile.in (rtlanal.o): Add dependency on flag.h
27106         * ifcvt.c (noce_operand_ok): Avoid the lameness.
27108 2002-03-27  Zack Weinberg  <zack@codesourcery.com>
27110         * mips.md: Use dconst1, not 1.0, as first argument of
27111         REAL_VALUE_LDEXP.  Don't use union real_extract.
27113 2002-03-28  Alan Modra  <amodra@bigpond.net.au>
27115         * configure.in (gcc_cv_as): Use $target_alias in directory searchs
27116         rather than $target.  Heed program_prefix and
27117         program_transform_name.  Search for gas in cross-compiler case too.
27118         "test -x" rather than "test -f".
27119         (gcc_cv_ld): Likewise.
27120         (gcc_cv_nm): Heed program_prefix and program_transform_name.
27121         (gcc_cv_objdump): Likewise.
27122         * configure: Regenerate.
27124 2002-03-27  Neil Booth  <neil@daikokuya.demon.co.uk>
27126         * Makefile.in (attribs.o): Update.
27127         * attribs.c: Include langhooks.h.
27128         (decl_attributes): Use langhook.
27129         * c-decl.c (insert_default_attributes): Rename.
27130         * c-tree.h (c_insert_default_attributes): New.
27131         * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
27132         (LANG_HOOKS_INITIALIZER): Update.
27133         * langhooks.h (struct lang_hooks): New hook.
27134         * tree.h (insert_default_attributes): Remove.
27135 objc:
27136         * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
27138 2002-03-27  Andreas Schwab  <schwab@suse.de>
27140         * config/i386/i386.c (classify_argument): Also check for
27141         QUAL_UNION_TYPE.
27143 2002-03-27  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
27145         * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
27146         any more.
27148 Wed Mar 27 23:19:30 CET 2002  Jan Hubicka  <jh@suse.cz>
27150         * i960.md (ret): Set PC.
27151         (nonlocal_goto): Fix expander.
27152         * builtins.c (epxand_builin_longjmp): Check that we've emitted
27153         some jump or call.
27155 Wed Mar 27 23:11:35 CET 2002  Jan Hubicka  <jh@suse.cz>
27157         * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
27158         of libcall regions.
27160 Wed Mar 27 22:54:14 CET 2002  Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
27162         * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
27163         assigning to BLOCK_FOR_INSN directly.
27165 Wed Mar 27 22:33:05 CET 2002  Jan Hubicka  <jh@suse.cz>
27167         * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
27169 2002-03-27  Neil Booth  <neil@daikokuya.demon.co.uk>
27171         * c-common.c (c_expand_expr): Fix prototype.
27172         * c-common.h (c_expand_expr): Always declare, update.
27173         * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
27174         * c-objc-common.c (c_objc_common_init): No global hook.
27175         * expr.c (expand_expr): Use langhook.
27176         * expr.h (enum expand_modifier): Conditionally declare.
27177         * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
27178         (LANG_HOOKS_INITIALIZER): Update.
27179         * langhooks.c (lhd_expand_expr): New.
27180         * langhooks.h (struct lang_hooks): New hook.
27181         * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
27182         (lang_independent_init): Don't default hook.
27183 objc:
27184         * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
27186 2002-03-27  Richard Henderson  <rth@redhat.com>
27188         PR target/6054
27189         * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
27190         TARGET_CONST_GP.  Simplify conditions.
27192 2002-03-27  Richard Henderson  <rth@redhat.com>
27194         * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
27195         config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
27196         config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
27198 2002-03-27  Danny Smith  <dannysmith@users.sourceforge.net>
27200         * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
27201         TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
27202         (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
27203         Remove unnecessary masks.
27204         (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
27205         (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
27206         -mwindows, -mdll switches and their negations.
27208 2002-03-27  Neil Booth  <neil@daikokuya.demon.co.uk>
27210         * gcc-common.c (lang_mark_false_label_stack): Remove.
27211         * ggc.h (lang_mark_false_label_stack): Similarly.
27213 2002-03-26  Vladimir Makarov  <vmakarov@redhat.com>
27215         * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
27217         * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
27218         or __rtems_ is defined.
27220 2002-03-26  Richard Henderson  <rth@redhat.com>
27222         * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
27223         if a non-trivial load was emitted.
27224         (alpha_emit_set_const_1): Remove obsolete extension.  Fix thinko
27225         in high+extra+low case.
27227 2002-03-26  Richard Henderson  <rth@redhat.com>
27229         * config.gcc (sparc*-solaris): Use float_format=sparc.
27231 2002-03-26  Richard Henderson  <rth@redhat.com>
27233         * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
27234         * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
27235         * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
27236         * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
27237         (WINT_TYPE_SIZE): Fix at 32.
27239 2002-03-26  Richard Henderson  <rth@redhat.com>
27241         * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
27242         until after eh landing pad generation.
27243         * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
27244         * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
27246 2002-03-26  Richard Henderson  <rth@redhat.com>
27248         * expr.h (ADD_PARM_SIZE): One more convert for INC.
27250 2002-03-26  Phil Edwards  <pme@gcc.gnu.org>
27252         * gcc.c (cpp_options):  Preserve relative ordering of -pedantic
27253         and warning switches.
27254         (cc1_options):  Likewise.
27256 2002-03-26  Hans Boehm <Hans_Boehm@hp.com>
27258         * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
27259         Restore more of the signal context.  Set no_reg_stack_frame.
27260         * config/ia64/unwind-ia64.c (unw_state_record):
27261         Add no_reg_stack_frame, comments.
27262         (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
27263         (uw_update_context): Adjust bsp when unwinding from leaf,
27264         but not signal frame.
27266 2002-03-26  David Edelsohn  <edelsohn@gnu.org>
27268         * config/rs6000/aix51.h (WCHAR_TYPE): Define.
27270 2002-03-26  Bob Wilson  <bob.wilson@acm.org>
27272         * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
27274 2002-03-26  Richard Earnshaw  <rearnsha@arm.com>
27276         PR target/5621
27277         * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
27278         "Add a pool_range attribute", which was lost during the ARM/Thumb
27279         merge.
27281 2002-03-26  Bob Wilson  <bob.wilson@acm.org>
27283         * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
27284         a register into the MAC16 accumulator.
27286 2002-03-26  Andrew Cagney  <ac131313@redhat.com>
27288         * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
27289         (Warning Options): Document -Wswitch-enum.
27290         * toplev.c (W_options): Add -Wswitch-enum.  Update comment on
27291         -Wswitch.
27292         (warn_switch_enum): Define variables.
27293         * flags.h (warn_switch_enum): Declare variables.
27294         * stmt.c (expand_end_case_type): When warn_switch_enum /
27295         -Wswitch-enum, perform switch checks.
27296         Fix PR c/5044.
27298 2002-03-26  Richard Earnshaw  <rearnsha@arm.com>
27300         * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
27301         (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
27302         (reload_muladdsi_compare0_scratch): Delete.
27304 2002-03-26  Loren J. Rittle  <ljrittle@acm.org>
27306         * doc/install.texi (*-*-freebsd*): Update.
27308 2002-03-26  Richard Henderson  <rth@redhat.com>
27310         * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
27311         (SUB_PARM_SIZE): Cast DEC to ssizetype.
27313         * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
27314         types from the normal argument frame.
27316         * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
27317         variable sized objects by reference.
27318         (sparc_va_arg): Receive them by reference too.
27320 2002-03-26  Hartmut Penner  <hpenner@de.ibm.com>
27322         * config/s390/s390.c (s390_emit_epilogue): Change epilogue
27323         code to not restoring global registers.
27325 2002-03-26  Neil Booth  <neil@daikokuya.demon.co.uk>
27327         * Makefile.in (ggc-common.o): Update.
27328         * c-decl.c (lang_mark_tree): Rename c_mark_tree.
27329         * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
27330         * c-tree.h (c_mark_tree): New.
27331         * ggc-common.c: Include langhooks.h.
27332         (gcc_mark_trees): Use new langhook.
27333         * ggc-callbacks.c: Delete file.
27334         * ggc.h (lang_mark_tree): Remove.
27335         * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
27336         (LANG_HOOKS_INITIALIZER): Update.
27337         * langhooks.h (struct lang_hooks): New hook.
27338 objc:
27339         * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
27341 2002-03-25  Zack Weinberg  <zack@codesourcery.com>
27343         * doc/cpp.texi: Exclude entire Top node from printed manual.
27344         Move option index after directive index.  Insert page breaks
27345         before GFDL and concept index.  Index environment variables
27346         with command line options.
27347         * doc/cppenv.texi: Use @vtable for environment variable list.
27348         Add paragraph explaining semantics of empty elements in path
27349         variables.  Exclude a cross-reference to Fishkill from the
27350         manpage.  Remove an unnecessary cross-reference of the entry
27351         right above the referer.  Don't use @anchor in text that goes
27352         into manpage.
27353         * doc/cppopts.texi: Cross-reference the environment variables
27354         section, not the specific environment variable, for consistency.
27356 2002-03-25  Richard Henderson  <rth@redhat.com>
27358         * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
27359         anywhere in the block.  Don't refer to insns that have been
27360         removed from the chain.  Iterate backward through the new insns.
27361         Don't refer to edges that have been removed.
27363 2002-03-26  Alan Modra  <amodra@bigpond.net.au>
27365         * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
27366         test for overflow of constant.
27368 2002-03-25  Richard Earnshaw  <rearnsha@arm.com>
27370         PR target/2623
27371         * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
27372         (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
27373         these patterns on arm_archv4.
27375 2002-03-25  Danny Smith  <dannysmith@sourceforge.users.net>
27377         * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
27378         int".
27380 2002-03-25  Zack Weinberg  <zack@codesourcery.com>
27382         * toplev.c: Don't include setjmp.h.  Kill float_handler_set,
27383         float_handled, float_handler, float_signal, set_float_handler,
27384         and do_float_handler.  Set handler for SIGFPE to crash_signal.
27385         * toplev.h: Don't prototype do_float_handler.
27387         * c-lex.c: Fold parse_float into lex_number.  Make warning
27388         about portability of hex float constants more informative, and
27389         don't issue it on top of a syntax error.
27390         * fold-const.c: Fold const_binop_1 and fold_convert_1 into
27391         their callers.
27392         * real.h: Define REAL_VALUE_ABS here...
27393         * simplify-rtx.c: ... not here.  Fold check_fold_consts,
27394         simplify_unary_real, simplify_binary_real, and
27395         simplify_binary_is2orm1 into their callers.
27396         * tree.c: Fold build_real_from_int_cst_1 into caller.
27398         * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
27400         * tsystem.h: Include float.h here...
27401         * libgcc2.c: ... not here.
27403 2002-03-25  Nick Clifton  <nickc@cambridge.redhat.com>
27405         Fixes for: PR bootstrap/3591, target/5676
27406         * config/mcore/mcore.h (CC1_SPEC): Define only if not already
27407         defined.  Do not disable exceptions or rtti.
27408         * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
27409         mcore.h.  Disable exceptions and rtti, since they are not
27410         supported by EPOC.
27412 2002-03-25  Neil Booth  <neil@daikokuya.demon.co.uk>
27414         * c-decl.c (maybe_build_cleanup): Remove.
27415         * expr.c (expand_expr): Use langhook.
27416         * langhooks-def.h (lhd_return_null_tree,
27417         LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
27418         (LANGHOOKS_INITIALIZER): Update.
27419         * langhooks.c (lhd_return_null_tree): New.
27420         * langhooks.h (struct lang_hooks): New hook.
27421         * tree-inline.c (initialize_inlined_parameters): Use langhook.
27422         * tree.h (maybe_build_cleanup): Remove.
27424 2002-03-25  Jakub Jelinek  <jakub@redhat.com>
27426         * regrename.c (build_def_use): Move recog_memoized
27427         before extract_insn.
27429 2002-03-25  Jakub Jelinek  <jakub@redhat.com>
27431         PR target/6043
27432         * expr.c (emit_group_store): Handle storing into CONCAT.
27434 2002-03-25  Jakub Jelinek  <jakub@redhat.com>
27436         * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
27437         corresponding MATCH_DUP.
27439 2002-03-24  Richard Henderson  <rth@redhat.com>
27441         * unroll.c (unroll_loop): Zero label_map.
27443         * gcse.c: Include except.h.
27444         * Makefile.in (gcse.o): Update.
27446 2002-03-24  Richard Henderson  <rth@redhat.com>
27448         * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
27449         Do resolve_unique_section before shared data clause.
27451 2002-03-24  Richard Henderson  <rth@redhat.com>
27453         * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
27455 2002-03-24  Richard Henderson  <rth@redhat.com>
27457         * recog.c (peephole2_optimize): Split blocks when EH insns are
27458         generated in the middle of a block.  Do global life update if
27459         zapped EH edges.
27461 2002-03-24  Richard Henderson  <rth@redhat.com>
27463         * mips.c (mips_function_value): Only promote_mode for non-libcalls.
27465 2002-03-24  Neil Booth  <neil@daikokuya.demon.co.uk>
27467         preprocessor/3951
27468         * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
27469         * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
27470         (init_dependency_output): Don't make no_output decision here.
27472 2002-03-24  Andrew Cagney  <ac131313@redhat.com>
27474         * stmt.c (check_for_full_enumeration_handling): Remove tests of
27475         warn_switch.  Update description.
27476         (expand_end_case_type): Call check_for_full_enumeration_handling
27477         when warn_switch.
27479 2002-03-24  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
27481         * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
27482         (m68hc11_split_move): Call it to see if the source and destination
27483         operands use the same direction auto inc/dec mode, otherwise make the
27484         source an offsetable memory operand and generate an add.
27486 2002-03-24  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
27488         * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
27489         register for operand 2.
27490         ("*subsi3_zero_extendqi"): Likewise.
27491         ("*iorhi3_gen"): Do the operation on the upper bits and then lower
27492         bits so that it is compatible with a pop.
27493         ("*andhi3_gen"): Likewise.
27494         ("xorhi3"): Likewise.
27496 2002-03-24  Neil Booth  <neil@daikokuya.demon.co.uk>
27498         * cppinit.c (cpp_handle_option): Set warn_endif_labels if
27499         -pedantic here...
27500         (cpp_post_options): ... not here.
27502 2002-03-24  Neil Booth  <neil@daikokuya.demon.co.uk>
27503             Aldy Hernandez  <aldyh@redhat.com>
27505         Removal of separate preprocessor cpp0.
27507         * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
27508         cpp0, install-common): Update.
27509         * c-common.c (flag_preprocess_only): New.
27510         (c_common_init): Preprocess for -E.
27511         * c-common.h (flag_preprocess_only): New.
27512         * c-decl.c (c_decode_option): Handle -E and -std=c++98.
27513         * c-objc-common.c (c_init_decl_processing): Exit quickly
27514         for NULL return from c_common_init.
27515         * cpplib.h (cpp_preprocess_file): New.
27516         * cppmain.c (main, general_init, pfile, progname): Remove.
27517         (do_preprocessing): Rename cpp_preprocess_file, don't call
27518         cpp_finish.  Don't close stdout here.
27519         (setup_callbacks): Update prototype.
27520         * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
27521         Update.
27522         * tradcpp.c (main): Ignore -quiet.
27523 objc:
27524         * lang-specs.h (default_compilers): Preprocess with cc1obj.
27526 2002-03-24  Richard Henderson  <rth@redhat.com>
27528         PR optimization/5742
27529         * machmode.def: Add inner mode field to complex modes.
27530         * config/mips/mips.c (mips_function_value): Always define.  Add
27531         new argument to handle libcalls.
27532         * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
27533         (FUNCTION_VALUE): Likewise.
27534         * config/mips/abi64.h (FUNCTION_VALUE): Remove.
27535         * config/mips/mips-protos.h: Update.
27537 2002-03-23  Richard Henderson  <rth@redhat.com>
27539         * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
27540         * config/sparc/sparc-protos.h: Update.
27541         * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
27543 2002-03-23  Richard Henderson  <rth@redhat.com>
27545         * config/sparc/gmon-sol2.c (internal_mcount): Assume either
27546         _start or _init begins the text segment.
27548 2002-03-23  David Edelsohn  <edelsohn@gnu.org>
27550         * config/rs6000/rs6000.h (RETURN_IN_MEMORY):  Cast to HOST_WIDE_INT
27551         not HOST_WIDEST_INT.
27552         (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
27554 2002-03-23  Richard Earnshaw  <rearnsha@arm.com>
27556         PR java/5489
27557         * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
27558         operand argument to output_return_instruction.
27559         * arm.c (arm_print_operand, case 'd'): If the operand is
27560         const_true_rtx then just return.
27561         (arm_print_operand, case 'D'): If the operand is const_true_rtx
27562         then abort.
27564 2002-03-23  Andrew Cagney  <ac131313@redhat.com>
27566         * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
27567         (Warning Options): Document -Wswitch-default.
27568         * toplev.c (W_options): Add -Wswitch-default.  Update comment on
27569         -Wswitch.
27570         (warn_switch_default): Define variable.
27571         (warn_switch): Update comment.
27572         * flags.h (warn_switch_default): Declare variable.
27573         (warn_switch): Update comment.
27574         * stmt.c (expand_end_case): Check for and, when
27575         warn_switch_no_default, warn of a missing default case.
27577 2002-03-23  Alan Modra  <amodra@bigpond.net.au>
27579         * real.h (N): Special case 128 bit doubles.
27581         * combine.c (simplify_comparison): When widening modes, ignore
27582         sign extension on CONST_INTs.
27584 2002-03-22  Bob Wilson  <bob.wilson@acm.org>
27586         * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
27587         passed to adjust_address.  Fix comment formatting.
27590 2002-03-22  Zack Weinberg  <zack@codesourcery.com>
27592         * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
27593         Always make REAL_VALUE_TYPE a struct containing an array of
27594         HOST_WIDE_INT, not a double.  Tidy up the code deciding how
27595         big it is.  Don't declare or use union real_extract.
27597         * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
27598         decode_rtx_const, output_constant_pool), config/a29k/a29k.c
27599         (print_operand), config/arm/arm.c (output_move_double),
27600         config/arm/arm.md (consttable_4, consttable_8),
27601         config/romp/romp.c (output_fpops), config/s390/s390.h
27602         (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
27603         (xtensa_output_literal): Don't use union real_extract.
27605         * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
27606         (sfmode_constant_to_ulong), config/ns32k/merlin.h
27607         (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
27608         config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
27609         (PRINT_OPERAND): Don't use local version of union
27610         real_extract.
27612         * config/convex/convex.c (check_float_value), config/vax/vax.c
27613         (vax_float_literal), config/m88k/m88k.md (divdf3),
27614         config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
27615         config/pdp11/pdp11.c (output_move_quad): Don't do host
27616         arithmetic on target floating point quantities.
27618         * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
27619         (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
27621         * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
27622         Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
27624         * real.c (earith): Test INFINITY rather than REAL_INFINITY;
27625         NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
27626         INFINITY.
27627         * print-rtl.c (print_rtx): Disable code which needs
27628         floating-point emulator.
27629         * libgcc2.c: Include float.h and use DBL_MANT_DIG,
27630         FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
27631         depending on HOST_FLOAT_FORMAT to be defined properly.
27633         * config/1750a/1750a.c (get_double, float_label): Delete.
27634         (print_operand): Delete huge commented-out chunk.  Use
27635         REAL_VALUE_TO_DECIMAL.
27636         * config/1750a/1750a-protos.h: Delete prototypes of deleted
27637         functions.
27638         * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
27639         IEEE_FLOAT_FORMAT.
27640         * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
27641         Use REAL_VALUE_TO_DECIMAL as ELF version does.
27642         * config/m88k/m88k.c (real_power_of_2_operand,
27643         legitimize_operand): Take the REAL_VALUE_TYPE and/or union
27644         real_extract out of the union; run the input through
27645         REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
27646         from that into the union.
27647         * config/pdp11/pdp11.c (output_move_double): Rearrange
27648         parentheses to make automatic indenter happy.
27650         * doc/tm.texi (Cross-compilation): Rename node to "Floating
27651         Point" and rewrite to describe current situation.  Also adjust
27652         documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
27653         match code.
27654         * doc/rtl.texi: Adjust cross reference.
27656 2002-03-22  Bob Wilson  <bob.wilson@acm.org>
27658         * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
27659         (xtensa_valid_move, xtensa_preferred_reload_class): Define.
27660         * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
27661         (xtensa_valid_move, xtensa_preferred_reload_class): Define to
27662         prevent use of sp as a reload register.
27663         (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
27664         non_acc_reg_operand.
27665         * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
27666         (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
27667         * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
27668         movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
27670 2002-03-22  Neil Booth  <neil@daikokuya.demon.co.uk>
27672         * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
27673         * cpplex.c (unterminated): Delete.
27674         (parse_string): No string literal may extend over multiple
27675         lines.  Suppress the error when preprocessing assembly.
27676         * cppmain.c (scan_translation_unit): Strings are single-line.
27678         * doc/cpp.texi: Update to match.
27680 2002-03-22  Jakub Jelinek  <jakub@redhat.com>
27682         PR optimization/5854
27683         * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
27684         Shut up warnings.
27685         (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
27686         (EXTRA_CONSTRAINT): Use S for non-push memory operand.
27687         * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
27688         const0 if scratch register was not allocated.
27689         (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
27690         m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
27691         with GEN_INT (...).
27692         (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
27693         * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
27694         with GEN_INT (...) everywhere.  Remove constraints in define_split
27695         patterns.
27696         (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
27697         require scratch register for setting 0 into regs/non-pushable memory.
27699 2002-03-22  Alexandre Oliva  <aoliva@redhat.com>
27701         * config/mips/mips.h (MASK_RETURN_ADDR): Define.
27702         (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
27704 2002-03-22  Phil Edwards  <pme@gcc.gnu.org>
27706         * cpplib.h (struct cpp_options):  New member, warn_endif_labels.
27707         * cppinit.c (cpp_create_reader):  On by default.
27708         (cpp_handle_option):  Handle -W[no-]endif-labels.
27709         (cpp_post_options):  Also enable if -pedantic.
27710         * cpplib.c (do_else):  Use it.
27711         (do_endif):  Likewise.
27712         * doc/cppopts.texi:  Document new option.
27713         * doc/invoke.texi:  Document new option.
27715 2002-03-22  Lars Brinkhoff  <lars@nocrew.org>
27717         * config/i386/i386.c, config/i386/i386.md: Change all occurences
27718         of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
27720 2002-03-22  Alexandre Oliva  <aoliva@redhat.com>
27722         * flow.c (calculate_global_regs_live): Clear aux fields of
27723         ENTRY and EXIT.
27725 2002-03-22  Jakub Jelinek  <jakub@redhat.com>
27727         * config/v850/v850.c (v850_reorg): Only call alter_subreg on
27728         REG or MEM subregs, pass rtx * instead of rtx to it.
27729         * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
27730         rtx * instead of rtx to alter_subreg.
27731         * config/m32r/m32r.c (gen_split_move_double): Likewise.
27732         * config/pj/pj.c (pj_output_rval): Likewise.
27734 2002-03-22  Richard Henderson  <rth@redhat.com>
27736         PR target/3177
27737         * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
27738         (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
27739         * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
27740         (ia64_expand_prologue): Look at int_regs, not words, for number
27741         of incoming int regs.
27743 2002-03-22  Andrew MacLeod  <amacleod@redhat.com>
27745         * expr.c (expand_expr): A RESULT_DECL is part of a call.
27747 Fri Mar 22 16:30:42 CET 2002  Jan Hubicka  <jh@suse.cz>
27749         * toplev.c (flag_loop_optimize, flag_crossjumping):
27750         New static variables.
27751         (rest_of_compilation): Conditionalize crossjumping and
27752         loop optimizer.
27753         (parse_options_and_default_flags): Default loop_optimize and
27754         crossjumping.
27755         (lang_independent_options): Add -fcrossjumping and -floop-optimize
27756         * invoke.texi (crossjumping, loop-optimize): Document.
27758 2002-03-22  Richard Sandiford  <rsandifo@redhat.com>
27760         * real.c (eiisneg): Move outside #ifdef NANS.
27762 Fri Mar 22 12:08:36 CET 2002  Jan Hubicka  <jh@suse.cz>
27764         * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
27765         frequencies match; avoid match on different loop depths.
27766         (try_crossjump_to_bb): Kill tests that no longer brings time
27767         savings.
27768         * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
27769         updating code.
27770         (split_edge): Likewise.
27772         * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
27773         variable.
27775         * Makefile.in (cfgrtl): Add insn-config.h depenendency.
27776         * cfgrtl.c: Include insn-config.h
27777         (split_block) Dirtify block in presence of conditional execution
27779 2002-03-22  Richard Sandiford  <rsandifo@redhat.com>
27781         * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
27782         * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
27783         (function_arg): Constify CUMULATIVE_ARGS.
27784         (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
27785         * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
27786         (UNITS_PER_DOUBLE): New macro.
27787         (SETUP_INCOMING_VARARGS): Define.  Use mips_setup_incoming_varargs.
27788         (CUMULATIVE_ARGS): Reformat.  Remove num_adjusts workaround and
27789         last_arg_fp field.  Replace arg_words and fp_arg_words with gp_regs,
27790         fp_regs and stack_words.
27791         (EABI_FLOAT_VARARGS_P): New macro.
27792         * config/mips/mips.c (struct mips_arg_info): New.
27793         (mips_arg_info): New function.
27794         (function_arg_advance): Use it.  Add adjustment instructions here
27795         rather than in function_arg.
27796         (function_arg): Constify CUMULATIVE_ARGS.  Use mips_arg_info.  Check
27797         for VOIDmode at the beginning of the function.
27798         (function_partial_nregs): Constify CUMULATIVE_ARGS.  Use mips_arg_info.
27799         (function_arg_pass_by_reference): Likewise.
27800         (mips_setup_incoming_varags): New, largely based on old abi64.h code.
27801         (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
27802         (mips_va_start): Likewise.  Use the new stack_words field of
27803         CUMULATIVE_ARGS to set up overflow area.  Reformat.
27804         (mips_va_arg): Test EABI_FLOAT_VARARGS_P.  Unify EABI handling of
27805         doubles and other types, aligning the overflow pointer for non-doubles
27806         too.  Remove some code duplication.  Replace hard-coded constants.
27808 2002-03-22  Richard Sandiford  <rsandifo@redhat.com>
27810         * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
27811         (CLASS_UNITS): Undefine.
27812         (CLASS_MAX_NREGS): Use FP_INC.
27813         * config/mips/mips.c (compute_frame_size): Likewise.
27814         (override_options): Use FP_INC and UNITS_PER_FPVALUE.
27816 2002-03-22  Neil Booth  <neil@daikokuya.demon.co.uk>
27818         * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
27819         prototype, and handle lexing numbers and identifiers.
27820         (parse_identifier): Update to new form of parse_slow.
27821         (parse_number): Fast path only, use parse_slow otherwise.
27822         (_cpp_lex_direct): Update calls to parse_number.
27824 2002-03-21  DJ Delorie  <dj@redhat.com>
27826         * bb-reorder.c (make_reorder_chain_1): Protect against
27827         when redundant edges are omitted.
27828         * predict.c (dump_prediction): Likewise.
27830 2002-03-21  Richard Henderson  <rth@redhat.com>
27832         PR target/5996
27833         * fixinc/inclhack.def (solaris_stdio_tag): New.
27834         * fixinc/fixincl.x: Regenerate.
27836 2002-03-21  Eric Botcazou <ebotcazou@multimania.com>
27838         PR c/5597
27839         * c-typeck.c (process_init_element): Flag non-static
27840         initialization of a flexible array member as illegal.
27842 2002-03-22  Alan Modra  <amodra@bigpond.net.au>
27844         * config/rs6000/t-linux64: New.
27845         * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
27846         t-ppccomm.  Use t-rs6000 and t-linux64.
27847         (powerpc64-*-gnu* <tmake_file>): Likewise.
27848         * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
27849         * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
27850         * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
27852 2002-03-21  Aldy Hernandez  <aldyh@redhat.com>
27854         * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
27855         flag_really_no_inline instead of optimize == 0.
27857         * c-objc-common.c (c_cannot_inline_tree_fn): Same.
27859         * cp/tree.c (cp_cannot_inline_tree_fn): Same.
27861         * flags.h (flag_really_no_inline): New.
27863         * c-common.c (c_common_post_options): Initialize
27864         flag_really_no_inline.
27866         * toplev.c (flag_really_no_inline): New.
27868 2002-03-21  Jakub Jelinek  <jakub@redhat.com>
27870         * config/avr/avr.md (length): Fix length computation for
27871         conditional branches.
27873 2002-03-21  Neil Booth  <neil@daikokuya.demon.co.uk>
27875         * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
27876         sdbout.o, profile.o): Update.
27877         * c-common.c (c_common_nodes_and_builtins): Use pushdecl
27878         langhook.
27879         * c-common.h (gettags): Move here from tree.h.
27880         * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
27881         insert_block, getdecls, kept_level_p, global_bindings_p): New.
27882         * dbxout.c (dbxout_init): Use getdecls langhook.
27883         * expr.c (expand_expr): Use insert_block langhook.
27884         * fold-const.c: Include langhooks.h.
27885         (fold_range_test, fold_binary_op_with_conditional_arg,
27886         fold): Use global_bindings_p langhook.
27887         * integrate.c (expand_inline_function): Use insert_block langhook.
27888         * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
27889         LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
27890         LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
27891         LANG_HOOKS_GETDECLS): New.
27892         (LANG_HOOKS_INITIALIZER): Update.
27893         * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
27894         langhook.
27895         * langhooks.h (struct lang_hooks_for_decls): New.
27896         (struct lang_hooks): Update.
27897         * profile.c: Include langhooks.h.
27898         (output_func_start_profiler): Use new langhooks.
27899         * sdbout.c: Include langhooks.h.
27900         (sdbout_init, sdbout_finish): Use getdecls langhook.
27901         * stmt.c: Include langhooks.h.
27902         (expand_fixup, fixup_gotos): Use new langhooks.
27903         * stor-layout.c: Include langhooks.h.
27904         (variable_size): Use global_bindings_p langhook.
27905         * toplev.c (compile_file): Use getdecls langhook.
27906         * tree-inline.c (remap_block): Use insert_block langhook.
27907         * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
27908         insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
27910 2002-03-21  Richard Henderson  <rth@redhat.com>
27912         * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
27913         constants in .data when -fpic.
27915 2002-03-21  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
27917         * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
27918         where appropriate.
27920 2002-03-21  Tom Tromey  <tromey@redhat.com>
27922         * config/i386/sol2.h (ASM_QUAD): Undef.  Fixes PR bootstrap/5948.
27924 Thu Mar 21 09:50:48 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
27926         * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
27928         * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
27930 2002-03-21  Eric Botcazou <ebotcazou@multimania.com>
27931             Richard Henderson  <rth@redhat.com>
27933         PR c/5354
27934         * c-common.c (c_expand_expr): Preserve result of a statement
27935         expression if needed.
27937 2002-03-21  Jakub Jelinek  <jakub@redhat.com>
27939         PR bootstrap/4195
27940         * genrecog.c (maybe_both_true_mode): Remove.
27941         (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
27942         * machmode.def (Pmode): Likewise.
27944 Thu Mar 21 01:55:06 EST 2002  John Wehle  (john@feith.com)
27946         * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
27947         (nonlocal_mentioned_p_1): New function.
27948         (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
27949         (nonlocal_set_p, nonlocal_set_p_1): Likewise.
27950         (mark_constant_function): Recognize pure functions.
27951         * rtl.h (global_reg_mentioned_p): New prototype.
27952         * rtlanal.c (global_reg_mentioned_p,
27953         global_reg_mentioned_p_1): New function.
27955 2002-03-21  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
27957         * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
27958         UNIX assert.h.
27959         * fixinc/fixincl.x: Regenerate.
27961 2002-03-20  Jason Merrill  <jason@redhat.com>
27963         * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
27965 2002-03-20  Michael Meissner  <meissner@redhat.com>
27967         * doc/invoke.texi (Optimize Options): Document that -O2 sets
27968         -fstrict-aliasing.
27970 2002-03-20  Bob Wilson  <bob.wilson@acm.org>
27972         * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
27973         ".literal_position" directive before the constant pool.
27975 2002-03-20  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
27977         * doc/contrib.texi (Contributors): Update Geoffrey Keating.
27978         Add Craig Rodrigues.
27979         Add Brad Lucier to testers.
27981 2002-03-20  Jakub Jelinek  <jakub@redhat.com>
27983         PR target/4792
27984         * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
27985         to if_then_else.
27986         (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
27987         * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
27988         instead of insn_extract.
27990 2002-03-20  Jakub Jelinek  <jakub@redhat.com>
27992         PR bootstrap/4192
27993         * config/fr30/fr30.md (jump): Remove clobber of fixed register.
27995         * genemit.c (output_added_clobbers_hard_reg_p): Only output return
27996         stmt if some case has been output.
27998 2002-03-20  Jakub Jelinek  <jakub@redhat.com>
28000         PR c/5972
28001         * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
28002         movsfcc_1, movdfcc_1): Add %O2.
28003         * config/i386/i386.c (print_operand): Handle %ON.
28004         Print . before float condition codes in Sun as cmov syntax.
28005         * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
28006         * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
28007         no longer true.
28009 2002-03-20  Philip Blundell  <pb@nexus.co.uk>
28011         * config/arm/arm.c (arm_output_epilogue): Don't generate separate
28012         return instruction if PC was popped.
28014 2002-03-20  Bob Wilson  <bob.wilson@acm.org>
28016         * config/xtensa/xtensa.md: Remove unused type attributes.
28017         (adddi_carry, subddi_carry): Change type attribute to "multi".
28019 2002-03-19  Dale Johannesen  <dalej@apple.com>
28021         PR optimization/5999, middle-end/5731
28022         * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
28023         multiplications by reciprocals.
28025 2002-03-20  Neil Booth  <neil@daikokuya.demon.co.uk>
28027         * Makefile.in: Update.
28028         * c-common.c: Include langhooks.h.
28029         (inline_forbidden_p): Use new hook.
28030         * diagnostic.c: Include langhooks.h.
28031         (format_with_decl, announce_function,
28032         default_print_error_function): Use new hook.
28033         * dwarf2out.c (dwarf2_name): Use new hook.
28034         * function.c: Include langhooks.h.
28035         (init_function_start): Use new hook.
28036         * langhooks-def.h (lhd_decl_printable_name): New.
28037         (LANGHOOKS_DECL_PRINTABLE_NAME): New.
28038         (LANGHOOKS_INITIALIZER): Update.
28039         * langhooks.c (lhd_decl_printable_name): New.
28040         * langhooks.h (struct lang_hooks): New hook.
28041         * toplev.c (decl_name, decl_printable_name): Remove.
28042         (open_dump_file): Use new hook.
28043         (process_options): Remove old hook.
28044         * tree.h (decl_printable_name): Remove.
28045 objc:
28046         * objc-act.c (objc_init): Remove old hook.
28047         (objc_printable_name): Export.
28048         * objc-act.h (objc_printable_name): New.
28049         * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
28051 2002-03-19  Jim Blandy  <jimb@redhat.com>
28053         * c-lex.c (cb_file_change): Pass the #inclusion's line number to
28054         the start_source_file debug hook, not the current line number.
28056 2002-03-19  Richard Henderson  <rth@redhat.com>
28058         * flow.c (EH_USES): Provide default.
28059         (calculate_global_regs_live): Use it for EH edges and noreturn calls.
28060         * doc/tm.texi (EH_USES): New.
28062         * config/ia64/ia64.c (ia64_eh_uses): New.
28063         * config/ia64/ia64-protos.h: Update.
28064         * config/ia64/ia64.h (EH_USES): New.
28066 2002-03-19  Richard Henderson  <rth@redhat.com>
28068         * varasm.c (output_constant_def): Fix stupid typo.
28070 2002-03-19  Richard Henderson  <rth@redhat.com>
28072         PR 5879
28073         * except.c (current_function_has_exception_handlers): New.
28074         * except.h: Declare it.
28075         * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
28076         Combine tests that disable all sibcalls for the function.
28078 2002-03-19  Olivier Hainque  <hainque@act-europe.fr>
28080         * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
28081         for INTEGER_CST.
28083 2002-03-19  Richard Henderson  <rth@redhat.com>
28085         PR 5977, 5991
28086         * config/ia64/ia64.c: Revert 2002-03-01 patch.
28087         * config/ia64/ia64.h (INIT_EXPANDERS): New.
28089 2002-03-19  Jim Blandy  <jimb@redhat.com>
28091         * cppmacro.c (cpp_macro_definition): Emit a space after the macro
28092         name, even if the replacement list contains no tokens, as required
28093         by Dwarf.
28095 2002-03-19  Jason Merrill  <jason@redhat.com>
28097         * varasm.c (globalize_decl): Get the name from the RTL, not
28098         DECL_ASSEMBLER_NAME.
28100         * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
28102 2002-03-19  Bob Wilson  <bob.wilson@acm.org>
28104         * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
28105         subdi_carry): Define.
28107 2002-03-19  David Edelsohn  <edelsohn@gnu.org>
28109         * config/rs6000/rs6000.c (rs6000_override_options): Only warn
28110         about -fpic/-fPIC if extra_warnings set.
28112 2002-03-19  David Edelsohn  <edelsohn@gnu.org>
28114         * expr.c (expand_expr): Sign-extend CONST_INT generated from
28115         TREE_STRING_POINTER.
28116         * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
28118 Tue Mar 19 14:12:32 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
28120         * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
28121         in favor of SP if FRAME_POINTER_REQUIRED is false.
28123 2002-03-19  Lars Brinkhoff  <lars@nocrew.org>
28125         * emit-rtl.c (gen_int_mode): New function.
28126         * rtl.h: Prototype for it.
28127         * combine.c (make_extraction, simplify_comparison), expmed.c
28128         (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
28129         (convert_modes, store_field), optabs.c (expand_fix),
28130         simplify-rtx.c (neg_const_int, simplify_unary_real),
28132         * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
28133         Use it instead of GEN_INT (trunc_int_for_mode (...)).
28135 2002-03-19  Jakub Jelinek  <jakub@redhat.com>
28137         PR c/5656
28138         * langhooks.h (struct lang_hooks_for_tree_inlining): Add
28139         convert_parm_for_inlining.
28140         * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
28141         Define.
28142         * langhooks-def.h: Likewise.
28143         * objc/objc-lang.c: Likewise.
28144         * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
28145         function.
28146         * tree-inline.c (initialize_inlined_parameters):
28147         Call convert_parm_for_inlining lang hook if needed.
28148         * c-typeck.c (c_convert_parm_for_inlining): New function.
28149         * c-tree.h (c_convert_parm_for_inlining): Add prototype.
28151 2002-03-18  Mark Mitchell  <mark@codesourcery.com>
28153         * calls.c (precompute_arguments): Do not assume that temporaries
28154         can be destroyed after expanding the argument.
28155         (expand_call): Likewise.
28157 2002-03-15  Eric Christopher  <echristo@redhat.com>
28159         * config/mips/mips.md (movdf_internal2): Add two new move constraints.
28160         Fix register preference on last change.
28161         * config/mips/mips.c (mips_return_in_memory): New function.
28162         * config/mips/mips.h (RETURN_IN_MEMORY): Use.
28163         * config/mips/mips-protos.h: Declare.
28164         * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
28165         * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
28167 2002-03-18  Alexandre Oliva  <aoliva@redhat.com>
28169         * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
28170         a register too.
28171         (anddi3, iorsi3): Likewise.
28173         * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
28174         use %gprel for symbols that are going to be placed in linkonce
28175         sections.
28177         * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
28178         RETURN_ADDRESS_POINTER_REGNUM to $ra.
28179         (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
28180         not needed.  Disregard leaf_function_p().
28181         (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
28182         mips16 frame pointer.
28183         * config/mips/mips.md (store ra): Only to small SP offsets.
28184         2001-08-22  Graham Stott  <grahams@redhat.com>
28185         * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
28186         return a REG rtx for the return address register.
28188 2002-03-18  Bob Wilson  <bob.wilson@acm.org>
28190         * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
28191         constant-pool addresses as "mode-dependent".
28192         (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
28194 2002-03-18  Jakub Jelinek  <jakub@redhat.com>
28196         PR target/5740
28197         * expr.c (emit_group_load): Use extract_bit_field if
28198         needed for CONCAT arguments.
28200 2002-03-18  Richard Earnshaw  <rearnsha@arm.com>
28202         PR target/4863
28203         * arm.md (tablejump): Make this a define_expand.  For PIC add the
28204         offset to the base of the table.
28205         (thumb_tablejump): Matcher for Thumb tablejump insn.
28206         * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
28207         as the difference of two labels.
28208         * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
28209         * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
28210         tables in the code.
28211         * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
28212         * arm.c (get_jump_table_size): If the table is not in the text
28213         section, return zero.
28215 2002-03-18  Bernd Schmidt  <bernds@redhat.com>
28217         * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
28218         of gen_rtx_SUBREG.
28219         (arm_reload_out_hi): Use gen_lowpart instead of
28220         gen_rtx_SUBREG to access QImode components.
28221         * config/arm/arm.md: Disable zero_extend split for QImode
28222         subregs in BIG_ENDIAN mode.
28223         (storehi_bigend): Match use of least significant byte.
28224         (storeinthi): Remove extraneous SUBREG.
28225         Add missing construction of operands[2].
28226         (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
28227         (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
28228         Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
28230 2002-03-18  Aldy Hernandez  <aldyh@redhat.com>
28232         * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
28233         any_operand.
28235 2002-03-17  Richard Henderson  <rth@redhat.com>
28237         * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
28238         explicitly.
28240 2002-03-17  Hans-Peter Nilsson  <hp@bitrange.com>
28242         * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
28243         (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
28245 2002-03-17  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
28247         * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
28249         * predict.c (estimate_bb_frequencies): Delete unused variables.
28251 2002-03-17  Richard Henderson  <rth@redhat.com>
28253         * config/ia64/ia64.c (ia64_attribute_table): Move before
28254         targetm definition.  Make static.
28256 2002-03-17  Neil Booth  <neil@daikokuya.demon.co.uk>
28258         * c-common.h (yyparse, c_common_parse_file): New.
28259         * c-lang.c: Include c-common.h.
28260         (LANG_HOOKS_PARSE_FILE): Redefine.
28261         * c-lex.c: Include c-common.h.
28262         (yyparse): Rename c_common_parse_file.  Call yyparse.
28263         * c-parse.in (yyparse): Remove macro.
28264         * c-tree.h (yyparse_1): Remove.
28265         * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
28266         (LANG_HOOKS_INITIALIZER): Update.
28267         * langhooks.h (struct lang_hoooks): New hook parse_file.
28268         * toplev.c (compile_file): Use parse_file hook.
28269         * tree.h (yyparse): Remove.
28270         * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
28272 2002-03-17  Hans-Peter Nilsson  <hp@bitrange.com>
28274         * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
28275         float_truncate, not fix.
28276         ("*truncdfsf2_real"): Ditto.
28277         ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
28279         * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
28281 2002-03-16  Alexandre Oliva  <aoliva@redhat.com>
28283         * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
28284         (s8), but rather HARD_FRAME_POINTER_REGNUM.  Add parentheses
28285         where appropriate.  Make the second reference to
28286         leaf_function_p a function call, as intended.  Reindented.
28288         * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
28289         * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
28291         * config/mips/mips.md (addsi3, adddi3): Use scratch register to
28292         add register to non-constant into sp.
28294         * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
28295         * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
28296         (mips16_gp_pseudo_rtx): Lose.
28297         (INIT_EXPANDERS): Deleted.
28298         * config/mips/mips.c (mips_init_machine_status): New.
28299         (mips_free_machine_status): New.
28300         (mips_mark_machine_status): New.
28301         (override_options): Set them.
28302         (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
28303         (struct machine_function): ... new.  Replaced all references.
28304         (mips_add_gc_roots): Don't mark them.
28305         (embedded_pic_fnaddr_reg): New, extracted from...
28306         (embedded_pic_offset): ... here.
28307         * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
28308         (movsi): Likewise.
28310 2002-03-16  Neil Booth  <neil@daikokuya.demon.co.uk>
28312         * cppinit.c: Revert -MD removal.
28314 2002-03-16  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
28316         * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
28317         soft registers by default for 68HC12.
28318         (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
28319         when compiling with -fomit-frame-pointer.
28320         (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
28321         (expand_epilogue): Likewise.
28322         (m68hc11_gen_rotate): Use exg when rotating by 8.
28324 2002-03-16  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
28326         * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
28327         * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
28328         (splits): Remove unused add splits.
28329         ("*addhi3_68hc12"): Tune constraints.
28330         ("addhi_sp"): Try to use X instead of Y in all cases and if the
28331         constant fits in 8-bits and D is dead use abx/aby instructions.
28332         ("*addhi3"): Remove extern declaration of ix_reg.
28333         ("*subsi3"): Optimize and provide new split.
28334         ("subhi3"): Cleanup.
28335         ("*subhi3_sp"): Avoid saving X if we know it is dead.
28336         (arith splits): For 68hc12 save the address register on the stack
28337         and do the arithmetic operation with a pop.
28339 2002-03-16  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
28341         * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
28342         allocating QImode in address registers.
28343         ("*movqi_m68hc11"): Likewise.
28345 Sat Mar 16 12:57:28 CET 2002  Jan HUbicka  <jh@suse.cz>
28347         * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
28349 2002-03-16  Neil Booth  <neil@daikokuya.demon.co.uk>
28351         * cppinit.c (print_help): Display -MD and -MMD.
28352         Don't display usage string.  Update assertion syntax and
28353         typo.
28354         (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
28355         (cpp_handle_option): Update.
28357 2002-03-15  Chris Demetriou  <cgd@broadcom.com>
28359         * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
28360         MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
28361         and define it so that regardless of target CPU size,
28362         __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
28363         of "int" rather than "long."
28365 2002-03-15  Richard Henderson  <rth@redhat.com>
28367         * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
28368         size as a tree.
28370 2002-03-15  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
28372         * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
28373         ("tstqi" split): Avoid using memory for tstqi on address register.
28374         (splits): Remove constraints.
28375         ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
28376         ("cmpdf", "cmpsf"): Remove since not used.
28377         ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
28378         (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
28380 2002-03-15  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
28382         * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
28383         ("neghi2"): Tighten constraints.
28384         ("one_cmplsi2"): Optimize and simplify split.
28385         * config/m68hc11/larith.asm (__negsi2): Likewise for library.
28387 2002-03-15  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
28389         * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
28390         and split of AND operation to clear the upper bits.
28391         ("*logicalsi3_zextqi"): Likewise.
28392         ("*logicallhi3_zexthi_ashift8"): Likewise.
28393         ("*logicalsi3_silshr16"): Likewise.
28394         ("logicalsi3_silshl16"): Likewise.
28395         ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
28397 2002-03-15  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
28399         * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
28400         (m68hc11_indirect_p): New function.
28401         (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
28402         (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
28403         TARGET_M6812.
28404         (asm_print_register): Likewise.
28405         * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
28406         (m68hc11_indirect_p): Declare.
28407         * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
28408         (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
28409         (TARGET_SWITCHES): New option -mrelax.
28410         * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
28411         destination.
28412         ("iorsi3", "xorsi3"): Likewise.
28413         ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
28414         ("*andhi3_mem"): New to handle destination in memory with bclr
28415         and a scratch register.
28416         ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
28417         ("*andhi3_const"): New when operand2 is constant.
28418         ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
28419         ("*andhi3_gen"): Cleanup of the old "andhi3".
28420         ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
28421         ("xorqi3"): Update constraints.
28423 2002-03-15  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
28425         * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
28426         for reg_equiv_memory_loc when the operand is a register that does
28427         not get a hard register (stack location).
28428         (tst_operand): After reload, accept all memory operand.
28429         (symbolic_memory_operand): Fix detection of symbolic references.
28430         * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
28431         accept symbols and any constant.
28433 2002-03-15  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
28435         * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
28436         note on the insn that sets the soft frame register.
28437         (must_parenthesize): ix and iy are also reserved names.
28438         (print_operand_address): One more place where parenthesis are required
28439         to avoid confusion with register names.
28440         (m68hc11_gen_movhi): Allow push of stack pointer.
28441         (m68hc11_check_z_replacement): Fix handling of parallel with a
28442         clobber.
28443         (m68hc11_z_replacement): Must update the REG_INC notes to tell what
28444         the replacement register is.
28445         * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
28446         and D8_REGS classes.
28447         (MODES_TIEABLE_P): All modes are tieable except QImode.
28449 2002-03-15  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
28451         * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
28452         (___subdi3): Likewise.
28453         (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
28454         (__map_data_section): Optimize 68hc11 case.
28456 2002-03-15  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
28458         * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
28459         than a shift to avoid adding a register with itself.
28460         (m68hc11_memory_move_cost): Take into account NO_REGS.
28461         (m68hc11_register_move_cost): Update and use memory move cost
28462         for soft registers.
28463         (m68hc11_address_cost): Make cost of valid offset not 0 so that
28464         it gives more opportunities to cse to optimize.
28465         * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
28466         * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
28468 2002-03-15  Mark Mitchell  <mark@codesourcery.com>
28470         * c-common.c (statement_code_p): Handle CLEANUP_STMT.
28471         * c-common.def (CLEANUP_STMT): New tree node.
28472         * c-common.h (CLEANUP_DECL): New macro.
28473         (CLEANUP_EXPR): Likewise.
28474         * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
28475         * expr.c (expand_expr): Tidy.
28476         * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
28477         * tree-inline.c (initialize_inlined_parameters): Clean up
28478         new local variables.
28480 2002-03-15  Jakub Jelinek  <jakub@redhat.com>
28482         PR bootstrap/4128
28483         * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
28484         before movrXX only, use reg_overlap_mentioned_p.
28485         Only special case NE if just one insn can be generated.
28487 2002-03-15  Jason Merrill  <jason@redhat.com>
28489         * varasm.c (assemble_variable): Call resolve_unique_section before
28490         checking DECL_SECTION_NAME.  Use zeros for a decl with DECL_INITIAL
28491         of error_mark_node.
28493 2002-03-15  Richard Earnshaw  <rearnsha@arm.com>
28495         PR target/5170
28496         * arm.md (split pattern for thumb shiftable immediates): Add comment
28497         explaining non-obvious test.
28499 2002-03-15  Richard Earnshaw  <rearnsha@arm.com>
28501         PR target/5712
28502         * arm.md (movaddr, movaddr_insn): Delete.
28504 2002-03-15  Jason Merrill  <jason@redhat.com>
28506         * toplev.c (wrapup_global_declarations): Clarify variable handling.
28507         -fkeep-static-consts doesn't apply to comdats.
28509 2002-03-14  Richard Henderson  <rth@redhat.com>
28511         * c-decl.c: Include c-pragma.h.
28512         (start_decl, start_function): Invoke maybe_apply_pragma_weak.
28513         (finish_function): Tidy.
28514         * c-pragma.c: Include c-common.h.
28515         (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
28516         (handle_pragma_weak): Use them.
28517         (init_pragma): Register pending_weaks.
28518         * c-pragma.h (maybe_apply_pragma_weak): Declare.
28519         * print-tree.c (print_node): Print DECL_WEAK.
28520         * varasm.c (mark_weak_decls): Remove.
28521         (remove_from_pending_weak_list): Remove.
28522         (add_weak): Remove.
28523         (asm_emit_uninitialised): Call globalize_decl for weak commons.
28524         (weak_decls): Make a tree_list.
28525         (declare_weak): Cons weak_decls directly.
28526         (globalize_decl): Remove weak_decls elements directly.
28527         (weak_finish): Simplify weak_decls walk.  Don't weaken unused
28528         symbols.  Don't pretend to handle aliases.
28529         (init_varasm_once): Update weak_decls registry.
28530         * Makefile.in: Update dependencies.
28532 2002-03-14  Richard Henderson  <rth@redhat.com>
28534         PR target/5312
28535         * config/ia64/ia64.c: Include tm_p.h last.
28536         (gen_nop_type): Remove duplicate definition.
28537         (cycle_end_fill_slots): Set sched_data for second L slot.
28538         (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
28539         (nop_cycles_until): Fix typos.
28541 2002-03-15  Jakub Jelinek  <jakub@redhat.com>
28543         PR optimization/5891
28544         * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
28546 2002-03-14  David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
28548         * config/ia64/unwind-ia64.c: Handle copy_state and label_state
28549           descriptors correctly.
28551 2002-03-14  Michael Meissner  <meissner@redhat.com>
28553         * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
28554         100, allowing MAX_UNROLLED_INSNS to be overridden.
28556         * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
28557         --param.
28559         * unroll.c (params.h): Include.
28560         (MAX_UNROLLED_INSNS): Delete, now in params.h.
28562         * doc/invoke.texi (--param max-unroll-insns): Document.
28564         * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
28566 2002-03-14  Richard Earnshaw  <rearnsha@arm.com>
28568         * arm.md: Fix warnings about constraints in peepholes and splits.
28570 2002-03-14  Zack Weinberg  <zack@codesourcery.com>
28572         * cpphash.h (struct lexer_state): Remove line_extension member.
28573         * cpplib.c (dequote_string, do_linemarker): New functions.
28574         (linemarker_dir): New data object.
28575         (DIRECTIVE_TABLE): No longer need to interpret #line in
28576         preprocessed source.  Delete obsolete comment about return
28577         values of handlers.
28578         (end_directive, directive_diagnostics, _cpp_handle_directive):
28579         Don't muck with line_extension.
28580         (directive_diagnostics): No need to issue warnings for
28581         linemarkers here.
28582         (_cpp_handle_directive): Issue warnings for linemarkers here,
28583         when appropriate.  Dispatch linemarkers to do_linemarker, not
28584         do_line.
28585         (do_line): Code to handle linemarkers split out to do_linemarker.
28586         Convert escape sequences in filename argument, both places.
28588         * cppmacro.c (quote_string): Rename cpp_quote_string and
28589         export.  All callers changed.
28590         * cpplib.h (cpp_quote_string): Prototype.
28591         * cppmain.c (print_line): Call cpp_quote_string on to_file
28592         before printing it.
28594         * doc/cpp.texi: Document that escapes are now interpreted in
28595         #line and in linemarkers, and that non-printing characters are
28596         converted to octal escapes when linemarkers are generated.
28598 Thu Mar 14 19:04:29 CET 2002  Jan Hubicka  <jh@suse.cz>
28600         * emit-rtl.c (try_split): Use delete_insns.
28601         * recog.c (split_all_insns): Fix terminating condition.
28603 2002-03-14  Richard Earnshaw  <rearnsha@arm.com>
28604             Jeroen Dobbelaere  <jeroen.dobbelaere@acunia.com>
28606         PR target/5828
28607         * arm.c (arm_output_epilogue): Fix floating-point register save
28608         adjustment when using a frame pointer.
28610 2002-03-14  Richard Sandiford  <rsandifo@redhat.com>
28612         * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
28613         * config/mips/mips.c (compute_frame_size): Retrofit them here.
28614         (save_restore_insns, mips_expand_epilogue): And here.
28615         (build_mips16_call_stub): And here.
28616         (mips_function_value): Use the new macros to decide whether a single
28617         or complex float can be returned in floating-point registers.  Return
28618         a parallel rtx in the complex case.
28620 Thu Mar 14 11:03:12 CET 2002  Jan Hubicka  <jh@suse.cz>
28622         * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
28623         call after liveness analysis.
28625         * recog.c (split_insn): Use delete_insn_and_edges.
28627         * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
28628         instructions to have branch prediction notes.
28629         * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
28631 2002-03-14  Geoffrey Keating  <geoffk@redhat.com>
28633         * configure.in: Don't pass -Wno-long-long to a ADA compiler
28634         that doesn't support it.
28635         * configure: Regenerate.
28637 2002-03-13  Jakub Jelinek  <jakub@redhat.com>
28639         PR target/5626
28640         * config/sparc/sparc.md (normal_branch, inverted_branch,
28641         normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
28642         inverted_fp_branch): Adjust calls to output_cbranch.
28643         Set length attribute.
28644         (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
28645         output_v9branch.  Set length attribute.
28646         * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
28647         predicates.
28648         (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
28649         (output_cbranch): Likewise.  Handle far branches.
28650         (output_v9branch): Handle far branches.
28651         * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
28652         Adjust prototypes.
28653         * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
28654         noov_compare64_op predicates.
28656 2002-03-13  Jason Merrill  <jason@redhat.com>
28658         * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
28659         into the function and constify it.
28660         * gthr-dce.h, gthr-solaris.h: Likewise.
28662 2002-03-13  David Edelsohn  <edelsohn@gnu.org>
28664         * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
28665         * config/rs6000/rs6000.c (rs6000_va_arg): Use
28666         std_expand_builtin_va_arg if not ABI_V4.
28668 2002-03-13  Jason Merrill  <jason@redhat.com>
28670         * varasm.c (globalize_decl): New fn.
28671         (assemble_start_function): Use it.
28672         (asm_emit_uninitialized): Use it.
28673         (assemble_alias): Use it.
28674         (assemble_variable): Use it.
28676 2002-03-13  Hans-Peter Nilsson  <hp@axis.com>
28678         * config/cris/cris.c (cris_target_asm_function_prologue): Revert
28679         2002-03-12 internal visibility change.
28680         (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
28681         visibility into SYMBOL_REF_FLAG.
28683 2002-03-13  Ulrich Weigand  <uweigand@de.ibm.com>
28685         * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
28686         VOIDmode operand.  Add compile-time optimization for constant results.
28688 2002-03-12  Jason Merrill  <jason@redhat.com>
28690         * c-typeck.c (convert_for_assignment): Don't allow conversions
28691         between pointers and references.  Only allow lvalues to convert to
28692         reference.
28694 2002-03-13  Hartmut Penner  <hpenner@de.ibm.com>
28696         * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
28697         before prologue, to avoid scheduling problems.
28699 2002-03-13  Jakub Jelinek  <jakub@redhat.com>
28701         * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
28702         (ELIMINABLE_REGS): Add sfp->sp.
28703         (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
28705 2002-03-13  Jakub Jelinek  <jakub@redhat.com>
28707         PR optimization/5892
28708         * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
28710 2002-03-13  Jakub Jelinek  <jakub@redhat.com>
28712         * loop.c (basic_induction_var): Don't call convert_modes if mode
28713         classes are different.
28715 2002-03-12  Richard Henderson  <rth@redhat.com>
28717         PR optimization/5901
28718         * function.c (reposition_prologue_and_epilogue_notes): Position
28719         the markers after/before the last/first insn not deleted.
28721 2002-03-12  Richard Henderson  <rth@redhat.com>
28723         PR optimization/5878
28724         * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
28725         config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
28726         (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
28728         * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
28729         config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
28730         PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
28732         * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
28733         * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
28734         (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
28735         also.  Don't set it if not flag_pic.
28736         * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
28737         to be INVALID_REGNUM when not used.
28739 2002-03-13  Aldy Hernandez  <aldyh@redhat.com>
28741         * expmed.c (store_bit_field): Reset alias set for memory.
28742         (extract_bit_field): Same.
28744 2002-03-12  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
28746         * c-common.c (c_tree_code_type, c_tree_code_length,
28747         c_tree_code_name, add_c_tree_codes): Delete.
28748         * c-common.h (add_c_tree_codes): Delete.
28749         * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
28750         Define.
28751         * c-objc-common.c (c_objc_common_init): Don't call
28752         add_c_tree_codes, instead set lang_unsafe_for_reeval.
28753         * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
28754         objc_tree_code_name, add_objc_tree_codes): Delete.
28755         (objc_init): Don't call add_objc_tree_codes.
28756         * objc/objc-lang.c (tree_code_type, tree_code_length,
28757         tree_code_name): Define.
28758         * toplev.c (lang_independent_init): Don't set
28759         tree_code_length[IDENTIFIER_NODE].
28760         * tree.c (tree_code_type, tree_code_length, tree_code_name):
28761         Delete definitions, moved to language front-ends.
28762         * tree.def (IDENTIFIER_NODE): Hardwire the length.
28763         * tree.h (tree_code_type, tree_code_length, tree_code_name):
28764         Const-ify.
28765         (tree_code_length): Change type to unsigned char.
28767 2002-03-12  Richard Henderson  <rth@redhat.com>
28769         * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
28770         internal visibility change.
28772 2002-03-12  Bob Wilson  <bob.wilson@acm.org>
28774         * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
28775         validize_mem() instead of change_address to avoid clobbering
28776         memory attributes.
28778 2002-03-12  Neil Booth  <neil@daikokuya.demon.co.uk>
28780         * c-lex.h (position_after_whitespace): Remove.
28782 2002-03-12  Jakub Jelinek  <jakub@redhat.com>
28784         * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
28785         (lex_string): Use unsigned char pointers.
28787 2002-03-12  Ulrich Weigand  <uweigand@de.ibm.com>
28789         * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
28790         is not a valid memory_operand.
28792 2002-03-12  Bob Wilson  <bob.wilson@acm.org>
28794         * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
28795         * config/xtensa/lib1funcs.asm: Fix copyright to include
28796         special case for libgcc files.
28797         (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
28798         (__divsi3): Likewise.
28799         (__umodsi3): Likewise.
28800         (__modsi3): Likewise.
28801         * config/xtensa/lib2funcs.S: Fix copyright to include
28802         special case for libgcc files.
28804 2002-03-12  Tom Rix  <trix@redhat.com>
28806         * collect2.c (resolve_lib_name): Move outside of
28807         OBJECT_FORMAT_COFF ifdef.
28808         (ignore_library): Same.
28810 2002-03-12  Bob Wilson  <bob.wilson@acm.org>
28812         * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
28814 2002-03-12  Bob Wilson  <bob.wilson@acm.org>
28816         * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
28817         to function_section before writing out the constant pool.
28819 2002-03-12  David Edelsohn  <edelsohn@gnu.org>
28821         * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
28822         zero_constant.
28823         * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
28825 2002-03-12  Alan Modra  <amodra@bigpond.net.au>
28827         * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
28828         (adddi3): Likewise.
28829         (movdf): Likewise.
28830         (movdi): Likewise.
28831         (cmpsi splitter): Likewise.
28832         (modsi3): Fail if <= 0.
28833         * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
28834         redundant test when HOST_BITS_PER_WIDE_INT != 32.
28835         (reg_or_sub_cint64_operand): Likewise.
28836         (num_insns_constant_wide): Optimize sign extension.
28837         (rs6000_legitimize_address): Likewise.
28839 2002-03-12  Andrew MacLeod  <amacleod@redhat.com>
28841         * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
28842         * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
28844 2002-03-12  Andrew MacLeod  <amacleod@redhat.com>
28846         * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
28847         address calculation.
28849 2002-03-12  Ulrich Weigand  <uweigand@de.ibm.com>
28851         * config/s390/s390.md (reload_insi, reload_indi): Change mode of
28852         scratch register to DImode / TImode.
28853         config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
28854         register used does not overlap the target.
28856 2002-03-12  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
28858         * Makefile.in (debug.o): Depend on debug.h.
28859         * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
28860         * debug.c (do_nothing_debug_hooks): Likewise.
28861         * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
28862         sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
28863         dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
28864         * dwarf2out.c (dwarf2_debug_hooks): Likewise.
28865         * dwarfout.c (dwarf_debug_hooks): Likewise.
28866         * integrate.c (output_inline_function): Likewise.
28867         * objc/objc-act.c (synth_module_prologue): Likewise.
28868         * sdbout.c (sdb_debug_hooks): Likewise.
28869         * toplev.c (debug_hooks): Likewise.
28870         * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
28872 2002-03-12  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
28874         * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
28875         dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
28876         m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
28877         ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
28878         v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
28879         * defaults.h (POINTER_SIZE): Define.
28880         * doc/tm.texi (POINTER_SIZE): Document default.
28882 2002-03-12  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
28884         * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
28886 2002-03-11  Richard Henderson  <rth@redhat.com>
28888         * toplev.c (rest_of_compilation): Call purge_all_dead_edges
28889         if rebuild_label_notes_after_reload.
28891 2002-03-12  Hans-Peter Nilsson  <hp@axis.com>
28893         * config/cris/cris.c (cris_target_asm_function_prologue):  Do not
28894         emit pic register load if "internal" visibility.
28895         (cris_print_operand): Avoid traditional-warning for 0xffffffff.
28896         (cris_expand_builtin_va_arg): Do all computations on trees.
28898 2002-03-11  Richard Henderson  <rth@redhat.com>
28900         * rtlanal.c: Include recog.h.
28901         (keep_with_call_p): Fix thinko.
28902         * Makefile.in (rtlanal.o): Update dependencies.
28904 2002-03-11  Chris Meyer  <cmeyer@gatan.com>
28906         * genflags.c (gen_insn): Use IS_VSPACE.
28907         * genoutput.c (output_insn_data): Likewise.
28908         (process_template): Likewise.
28910 2002-03-11  Richard Henderson  <rth@redhat.com>
28912         * toplev.c (rest_of_compilation): Don't compile if we've had errors.
28914 2002-03-11  Neil Booth  <neil@daikokuya.demon.co.uk>
28916         * Makefile.in: Update.
28917         * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
28918         Update documentation.
28919         * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
28920         * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
28922 2002-03-11  Zack Weinberg  <zack@codesourcery.com>
28924         * Makefile.in: Give texi2pod its input file as a command line
28925         argument, not on stdin.
28927 2002-03-11  Dan Nicolaescu  <dann@ics.uci.edu>
28928             Daniel Berlin  <dan@dberlin.org>
28930         C++ alias analysis improvement.
28931         * alias.c (record_component_aliases): Record aliases for base
28932         classes too.
28934 2002-03-11  Ulrich Weigand  <uweigand@de.ibm.com>
28936         * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
28938 2002-03-11  Douglas B Rupp  <rupp@gnat.com>
28940         * toplev.c (vms_fopen): Remove, not needed.
28942         * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
28944         * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
28946         * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
28947         for FP, already done later.
28949         * toplev.c (debug_args): Add entry for VMS_DEBUG.
28950         * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
28952 2002-03-11  Richard Sandiford  <rsandifo@redhat.com>
28954         * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
28955         (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
28956         LARGEST_EXPONENT_IS_NORMAL for the given mode.
28957         (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
28958         * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
28959         (ediv, emul, eldexp, esqrt): Likewise.
28960         (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
28961         (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
28962         (saturate): New function.
28963         (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
28964         (make_nan): Use a saturation value instead of a NaN if
28965         LARGEST_EXPONENT_IS_NORMAL.  Warn when this happens.
28966         * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
28967         inputs if LARGEST_EXPONENT_IS_NORMAL.  Represent subnormals as
28968         zero if NO_DENORMALS.  Only round to nearest if !ROUND_TOWARDS_ZERO.
28969         (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
28970         (_fpmul_parts, _fpdiv_parts): Only round to nearest if
28971         !ROUND_TOWARDS_ZERO.
28972         * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
28973         (ROUND_TOWARDS_ZERO): Document.
28975 2002-03-11  Andreas Jaeger  <aj@suse.de>
28977         * cfg.c (dump_flow_info): Remove unused variable.
28979 2002-03-11  Hans-Peter Nilsson  <hp@bitrange.com>
28981         * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
28982         computations on trees.
28984 2002-03-10  Richard Henderson  <rth@redhat.com>
28986         PR 5693:
28987         * reload.c (copy_replacements_1): New.
28988         (copy_replacements): Use it to recurse through the rtx.
28990 2002-03-10  Richard Henderson  <rth@redhat.com>
28992         * loop.c (strength_reduce): Compute number of iterations as
28993         unsigned HOST_WIDE_INT.
28995 2002-03-10  Richard Henderson  <rth@redhat.com>
28997         * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
28998         to move away from the end of the block.
29000 2002-03-10  Neil Booth  <neil@daikokuya.demon.co.uk>
29002         PR preprocessor/5899
29003         * cppinit.c (init_dependency_output): Don't ignore -dM etc.
29005 2002-03-10  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
29007         * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
29009         * attribs.c (decl_attributes): Fix signed/unsigned warning.
29011 2002-03-10  Hans-Peter Nilsson  <hp@bitrange.com>
29013         * config/mmix/mmix.c: Improve comments.
29014         (mmix_target_asm_function_prologue): Drop variable
29015         empty_stack_frame.  Don't allocate unused slot above fp.
29016         (mmix_target_asm_function_epilogue): Mirror prologue changes.
29017         * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
29018         brace in first column.
29019         (enum reg_class): Ditto.
29020         (FIRST_PARM_OFFSET): Now 0.
29021         (USER_LABEL_PREFIX): Remove #if 0:d definition.
29023 2002-03-10  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
29025         * combine.c (make_extraction): Fix error in last change.
29027 2002-03-09  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
29029         * c4x.c (c4x_fp_reglist): Const-ify.
29030         * cris.c (cris_print_operand): Likewise.
29031         * i386.c (ix86_va_arg): Likewise.
29032         * ia64/unwind-ia64.c (unw_decode_table): Likewise.
29033         * m32r.c (m32r_hard_regno_mode_ok): Likewise.
29034         * m32r.h (m32r_hard_regno_mode_ok): Likewise.
29035         * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
29036         * mcore.h (regno_reg_class): Likewise.
29037         * mips.c (gen_int_relational): Likewise.
29038         * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
29039         * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
29040         * pdp11.c (move_costs): Likewise.
29041         * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
29042         * s390.c (s390_branch_condition_mnemonic, regclass_map):
29043         Likewise.
29044         * s390.h (regclass_map): Likewise.
29045         * sh.c (shift_amounts): Likewise.
29046         * sh.md (rotlsi3): Likewise.
29048 2002-03-09  Geoffrey Keating  <geoffk@redhat.com>
29050         * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
29051         (ne0+5): Use new clobber to generate proper shift pattern.
29052         Patch by Michael Matz <matz@kde.org>.
29054 2002-03-09  Andreas Schwab  <schwab@suse.de>
29056         * gcc.c (validate_all_switches): Also handle `%W{...}'.
29058 2002-03-09  Geoffrey Keating  <geoffk@redhat.com>
29060         * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
29062 2002-03-09  Jakub Jelinek  <jakub@redhat.com>
29064         PR middle-end/5877
29065         * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
29066         even for non-representable constants.
29068 Sat Mar  9 07:20:01 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
29070         * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
29071         * function.c (fixup_var_refs): Add MAY_SHARE parameter.
29072         (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
29073         (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
29074         (pop_function_context): Compute MAY_SHARE parameter for
29075         fixup_var_refs.
29076         (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
29077         (gen_mem_addressof): Call fixup_var_refs with new parm.
29079         * combine.c (make_extraction): Don't make extension of CONST_INT.
29081 2002-03-09  Alexandre Oliva  <aoliva@redhat.com>
29083         * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
29084         in o32 and o64 ABIs.
29085         * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
29086         but getting fixed-size structs passed in registers regardless of
29087         padding in o32 and o64 ABIs.
29089         * config/mips/mips.c (mips_va_arg): Apply big-endianness address
29090         offset before loading address of argument passed by transparent
29091         reference.
29093 2002-03-08  John David Anglin  <dave@hiauly1.hia.nrc.ca>
29095         * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
29097 2002-03-09  Alexandre Oliva  <aoliva@redhat.com>
29099         * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
29100         marker such that registers after it are saved.
29102 2002-03-08  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
29104         * sparc.c (arith_4096_operand): Fix error in last change.
29106 2002-03-08  Alexandre Oliva  <aoliva@redhat.com>
29108         * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
29109         defaults for MEABI.
29111 2002-03-08  Aldy Hernandez  <aldyh@redhat.com>
29113         * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
29114         vectors.
29116 2002-03-08  Aldy Hernandez  <aldyh@redhat.com>
29118         * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
29120 Fri Mar  8 21:27:49 CET 2002  Jan Hubicka  <jh@suse.cz>
29122         * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
29123         removed; fix return value.
29124         * combine.c (combine_instructions): Dirtify blocks where we failed to
29125         update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
29126         * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
29128 2002-03-08  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
29130         * gcse.c (insert_insn_end_bb): Fix typo in last change.
29132 Fri Mar  8 21:08:52 CET 2002  Jan Hubicka  <jh@suse.cz>
29134         * recog.c (peephole2_optimize): Re-distribute EH edges.
29136 2002-03-08  Neil Booth  <neil@daikokuya.demon.co.uk>
29138         * expr.c (expand_expr): Use unsave lang hook.
29139         * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
29140         (LANG_HOOKS_INITIALIZER): Update.
29141         * langhooks.h (struct lang_hooks): New hook unsave.
29142         * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
29143         (unsave_expr_1): Remove unused lang_unsave_expr_now.
29144         (unsave_expr_now_r): Rename lhd_unsave.  Update. Return input.
29145         (unsave_expr_now): Remove.
29146         * tree.h (unsave_expr_now, lang_unsave,
29147         lang_unsave_expr_now): Remove.
29148         (lhd_unsave): New.
29150 2002-03-08  Andreas Jaeger  <aj@suse.de>
29152         * flow.c (propagate_block_delete_insn): Remove unused variable.
29154 2002-03-08  Kazu Hirata  <kazu@hxi.com>
29156         * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
29157         insn length for memory load/store.
29159 2002-03-08  Craig Rodrigues  <rodrigc@gcc.gnu.org>
29161         * doc/install.texi (--with-libiconv-prefix): Document.
29163 2002-03-08  Michael Y. Brukman  <myb2@cornell.edu>
29165         * doc/sourcebuild.texi: Fix typo.
29167 2002-03-08  Jakub Jelinek  <jakub@redhat.com>
29169         PR c/3711
29170         * builtins.c (std_expand_builtin_va_arg): Do all computations on
29171         trees.
29173 Fri Mar  8 06:48:45 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
29175         * rtl.c (copy_most_rtx): Move from here ...
29176         * emit-rtl.c (copy_most_rtx): ... to here.
29178 2002-03-08  Alexandre Oliva  <aoliva@redhat.com>
29180         * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
29181         SUBTARGET_CPP_SIZE_SPEC.
29182         * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
29184         * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
29186 2002-03-07  Matt Hiller  <hiller@redhat.com>
29188         * gensupport.c (first_dir_md_include): Renamed from include;
29189         change all references.
29190         (last_dir_md_include): Renamed from last_include; change all
29191         references.
29192         (init_md_reader): Unconditionally initialize base_dir whether or
29193         not filename is a relative path.
29195 2002-03-07  Alexandre Oliva  <aoliva@redhat.com>
29197         * config/fp-bit.c (_unord_f2): Compile it in even if
29198         US_SOFTWARE_GOFAST is enabled.
29200         * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
29201         NULL_RTX.  Set all HFmode operations as NULL_RTX.
29202         * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
29203         NULL_RTX, try reversing the comparison and the operands.
29205 2002-03-06  Ulrich Weigand  <uweigand@de.ibm.com>
29207         * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
29208         genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
29209         and MATCH_OP_DUP.
29211 Thu Mar  7 16:54:10 CET 2002  Jan Hubicka  <jh@suse.cz>
29213         * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
29215 Thu Mar  7 16:33:54 CET 2002  Jan Hubicka  <jh@suse.cz>
29217         * basic-block.h (fixup_abnormal_edges): Declare.
29218         * reload1.c (fixup_abnormal_edges): New function.
29219         * reg-stack.c (convert_regs): Use it.
29221         * gcse.c (insert_insn_end_bb): Handle trapping insns.
29223         * gcse.c (hash_scan_set): Refuse instructions with EH edges.
29225 2002-03-07  Richard Sandiford  <rsandifo@redhat.com>
29227         * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
29228         (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
29229         * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
29230         (HONOR_SIGN_DEPENDENT_ROUNDING): New.
29231         * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
29232         * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
29233         unless x and y could be infinite.
29234         (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
29235         Check that the common type of both arguments is a real, even for
29236         targets without unordered comparisons.  Allow an integer argument
29237         to be compared against a real.
29238         (expand_tree_builtin): Use expand_unordered_cmp.
29239         * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
29240         * cse.c (fold_rtx): Likewise.  Fix indentation.
29241         * fold-const.c (fold_real_zero_addition_p): New.
29242         (fold): Use it, and the new HONOR_... macros.
29243         * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
29244         * jump.c (reversed_comparison_code_parts): After searching for
29245         the true comparison mode, use HONOR_NANS to decide whether it
29246         can be safely reversed.
29247         (reverse_condition_maybe_unordered): Remove IEEE check.
29248         * simplify-rtx.c (simplify_binary_operation): Use the new macros
29249         to decide which simplifications are valid.  Allow the following
29250         simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
29251         and (a - -b) to (a + b).
29252         (simplify_relational_operation): Use HONOR_NANS.
29253         * doc/tm.texi: Document the MODE_HAS_... macros.
29255 2002-03-07  Richard Earnshaw  <rearnsha@arm.com>
29257         * combine.c (simplify_comparison): If simplifying a logical shift
29258         right and compare with constant, force the comparison to unsigned.
29260 2002-03-07  Aldy Hernandez  <aldyh@redhat.com>
29262         * doc/invoke.texi: Add documentation for -mabi=no-altivec.
29264         * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
29265         -mabi=no-altivec
29266         (alt_reg_names): Remove % for vrsave.
29268 2002-03-06  Richard Henderson  <rth@redhat.com>
29270         PR optimization/5844
29271         * genemit.c (gen_exp): New argument used.  Invoke copy_rtx
29272         if used indicates we've already emitted one copy of an operand.
29273         (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
29274         (gen_split): Supply a non-null used.
29276 2002-03-06  Ulrich Weigand  <uweigand@de.ibm.com>
29278         * reload1.c (reload): Unshare all rtl after reload is done.
29280         * simplify-rtx.c (simplify_plus_minus): Do not abort,
29281         but simply fail if the expression is too complex to simplify.
29282         (simplify_gen_binary): Handle simplify_plus_minus failures.
29284 Wed Mar  6 20:32:09 CET 2002  Jan Hubicka  <jh@suse.cz>
29286         * toplev.c (rest_of_compilation): Do jump threading before SSA path;
29287         consistently call delete_trivially_dead_insns after CSE and GCSE;
29288         fix DFI_life dumping; do jump threading after liveness; do crossjumping
29289         after liveness2; update comment in last crossjumping.
29290         * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
29292 Wed Mar  6 12:27:10 2002  Jeffrey A Law  (law@redhat.com)
29294         * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
29295         after completing fast dead code elimination.
29297         * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
29298         COMPARE operator.
29300 2002-03-06  Phil Edwards  <pme@gcc.gnu.org>
29302         * version.c:  Fix misplaced leading blanks on first line.
29304 Wed Mar  6 19:08:03 CET 2002  Jan Hubicka  <jh@suse.cz>
29306         * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
29308 Wed Mar  6 18:14:43 CET 2002  Jan Hubicka  <jh@suse.cz>
29310         * cfgcleanup.c (mentions_nonequal_regs): New function.
29311         (thread_jump): Use it.
29312         * toplev.c (rest_of_compilation): Run jump threading after
29313         liveness.
29315 2002-03-06  Jakub Jelinek  <jakub@redhat.com>
29317         * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
29318         patch.
29320 Wed Mar  6 11:28:19 CET 2002  Jan Hubicka  <jh@suse.cz>
29322         * predict.c (estimate_bb_frequencies): Do not reload the
29323         frequencies from notes.
29325 Wed Mar  6 10:59:39 CET 2002  Jan Hubicka  <jh@suse.cz>
29327         * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
29328         * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
29330         * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
29331         delete_noop_moves): Return indeger.
29332         * flow.c (ndead): New variable.
29333         (propagate_block_delete_insn): Use delete_insn_and_edges; remove
29334         BB argument; update callers.
29335         (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
29336         (life_analysis): Do not call purge_all_dead_edges.
29337         (update_life_info): Return number of deleted insns; print statistics.
29338         (update_life_info_in_dirty_blocks): likewise.
29339         (delete_noop_moves): Use delete_insn_and_edges; print statistics;
29340         return number of insns deleted.
29342         * cse.c: Include timevar.h
29343         (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
29344         iterate until stabilizes; print statistics; return number of killed
29345         insns.
29346         * Makefile.in: (cse.o): Add timevar.h dependency
29347         * rtl.h (delete_trivially_dead_insns): New.
29348         * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
29349         * toplev.c (rest_of_compilation): Update callers.
29351         * cfgcleanup.c (try_optimize_cfg): Kill blocks.
29352         (try_optimize_cfg): Do not update liveness.
29353         (cleanup-cfg): Loop until try_optimize_cfg and dead code
29354         removal stabilizes; use delete_trivially_dead_insns.
29356         * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
29358 2002-03-05  Zack Weinberg  <zack@codesourcery.com>
29360         * cppmain.c (setup_callbacks): Disable #pragma and #ident
29361         callbacks when processing assembly language.
29363 2002-03-05  John David Anglin  <dave@hiauly1.hia.nrc.ca>
29365         * pa.h (ASM_FILE_END): Define.
29366         * som.h (ASM_FILE_END): Delete.
29368         * pa.c (function_arg): Don't pass floats in general registers in
29369         indirect calls if TARGET_ELF32.
29371 2002-03-05  Richard Henderson  <rth@redhat.com>
29373         * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
29375 2002-03-05  Danny Smith  <dannysmith@users.sourceforge.net>
29377         * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
29379 2002-03-05  Jakub Jelinek  <jakub@redhat.com>
29381         * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
29382         -r command line.  Don't hide any symbols if not building
29383         shared libgcc.
29385 Tue Mar  5 18:31:27 CET 2002  Jan Hubicka  <jh@suse.cz>
29387         * cfg.c (dump_flow_info): Warn about profile mismatches.
29388         * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
29389         (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
29391 2002-03-05  Jakub Jelinek  <jakub@redhat.com>
29393         * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
29394         wide volatile memory by parts.
29396 2002-03-05  Jakub Jelinek  <jakub@redhat.com>
29398         * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
29399         is NULL.
29401 2002-03-05  Richard Henderson  <rth@redhat.com>
29403         * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
29405 2002-03-04  Geoffrey Keating  <geoffk@redhat.com>
29407         * toplev.c (documented_lang_options): Document more
29408         language-specific options.
29409         * doc/invoke.texi (Warning Options): Correct documentation for
29410         -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
29411         * c-decl.c (c_decode_option): Use a table to handle warning options.
29413 2002-03-05  Hans-Peter Nilsson  <hp@bitrange.com>
29415         * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
29416         parameter to mmix_encode_section_info.
29417         (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
29418         relocatably.  Always produce ELF, not mmo if linking relocatably.
29419         * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
29420         first is nonzero, don't add symbol prefix.
29421         * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
29422         prototype accordingly.
29424 2002-03-04  Krister Walfridsson  <cato@df.lth.se>
29426         * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
29428 2002-03-05  Joseph S. Myers  <jsm28@cam.ac.uk>
29430         * configure.in: Increase required makeinfo version to 4.1.
29431         * configure: Regenerate.
29433 2002-03-04  Geoffrey Keating  <geoffk@redhat.com>
29435         * .cvsignore: Remove *.info* and genrtl*; these files are generated
29436         elsewhere now.
29438 2002-03-04  Joseph S. Myers  <jsm28@cam.ac.uk>
29440         * doc/include/texinfo.tex: Update to version 2002-03-01.06.
29441         * doc/invoke.texi: Fix @math uses.
29443 Mon Mar  4 15:33:54 CET 2002  Jan Hubicka  <jh@suse.cz>
29445         * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
29446         removal
29448 2002-03-03  Aldy Hernandez  <aldyh@redhat.com>
29450         * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
29451         (powerpc-*-eabisimaltivec*): Same.
29453         * config/rs6000/t-ppcendian: New.
29455 2002-03-04  Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
29457         * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
29458         nonimmediate_src_operand and nonimmediate_lsrc_operand to
29459         disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
29461 2002-03-03  Richard Henderson  <rth@redhat.com>
29463         * toplev.c (rest_of_decl_compilation): Revert last two changes.
29465 2002-03-03  Zack Weinberg  <zack@codesourcery.com>
29467         * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
29468         print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
29469         tree.c, config/m68k/m68k.c:
29470         Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
29471         REAL_ARITHMETIC blocks unconditional.  Delete some further
29472         #ifdef blocks predicated on REAL_ARITHMETIC.
29473         * flags.h, toplev.c: Delete remaining references to
29474         flag_pretend_float.
29476         * doc/invoke.texi: Remove documentation of -fpretend-float.
29477         * doc/tm.texi: Describe the various REAL_* macros as provided by
29478         real.h, not by the target configuration files.
29480         * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
29481         config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
29482         config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
29483         config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
29484         config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
29485         config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
29486         config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
29487         config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
29488         config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
29489         config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
29490         config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
29491         config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
29492         config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
29493         config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
29494         config/xtensa/xtensa.h:
29495         Do not define, undefine, or mention in comments any of
29496         REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
29497         REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
29498         REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
29499         REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
29500         REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
29501         REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
29502         REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
29503         REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
29504         REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
29506 2002-03-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
29508         * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
29509         convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
29510         i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
29511         m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
29512         pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
29513         stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
29514         Delete.
29515         * defaults.h (BITS_PER_WORD): Define.
29516         * doc/tm.texi (BITS_PER_WORD): Document default value.
29518         * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
29519         m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
29520         stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
29522 2002-03-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
29524         * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
29525         lieu of explicit sizeof/sizeof.
29526         * i386.c (override_options, ix86_init_mmx_sse_builtins,
29527         ix86_expand_builtin): Likewise.
29528         * mips.c (mips_add_gc_roots): Likewise.
29529         * mmix.c (mmix_output_condition): Likewise.
29530         * rs6000.c (rs6000_override_options, altivec_expand_builtin,
29531         altivec_init_builtins): Likewise.
29532         * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
29533         * cppexp.c (Nsuff, parse_number): Likewise.
29534         * cppinit.c (builtin_array_end): Likewise.
29535         * gcc.c (n_default_compilers, process_command): Likewise.
29536         * genpreds.c (output_predicate_decls): Likewise.
29537         * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
29538         * lcm.c (N_ENTITIES): Likewise.
29539         * stor-layout.c (set_sizetype): Likewise.
29541 2002-03-03  Richard Henderson  <rth@redhat.com>
29543         * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
29544         for types or labels.
29546 2002-03-03  Richard Henderson  <rth@redhat.com>
29548         * c-decl.c (start_decl): Initialized variables are not common.
29550 2002-03-02  Per Bothner  <per@bothner.com>
29552         * gcc.c (option_map):  Suport new --bootclasspath option.
29553         --CLASSPATH is now just an alias for --classpath.
29555 2002-03-02  Richard Henderson  <rth@redhat.com>
29557         * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
29558         load if "internal" visibility.
29559         * doc/extend.texi: Document visibility meanings.
29561 2002-03-02  Richard Henderson  <rth@redhat.com>
29563         * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
29564         to functions as well.
29566 2002-03-02  Richard Henderson  <rth@redhat.com>
29568         * attribs.c (handle_alias_attribute): Don't call assemble_alias.
29569         (handle_visibility_attribute): Don't call assemble_visibility.
29570         * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
29571         without asmspec.  Invoke assemble_alias when needed.
29572         * varasm.c (maybe_assemble_visibility): New.
29573         (assemble_start_function, assemble_variable, assemble_alias): Use it.
29575 2002-03-02  Richard Henderson  <rth@redhat.com>
29577         * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
29578         invoke ENCODE_SECTION_INFO with first call flag.
29580         * config/darwin-protos.h, config/darwin.c, config/darwin.h,
29581         config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
29582         config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
29583         config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
29584         config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
29585         config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
29586         config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
29587         config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
29588         config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
29589         config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
29590         config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
29591         config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
29592         config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
29593         config/m68hc11/m68hc11.h, config/m88k/m88k.h,
29594         config/mcore/mcore-protos.h, config/mcore/mcore.c,
29595         config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
29596         config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
29597         config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
29598         config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
29599         config/sh/sh.h, config/sparc/sparc.h,
29600         config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
29601         config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
29602         config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
29603         FIRST argument.  As needed, examine it and do nothing.
29605         * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
29606         config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
29607         config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
29609         * config/arm/t-pe (pe.o): Add dependencies.
29611 2002-03-02  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
29613         * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
29614         cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
29615         i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
29616         mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
29617         pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
29618         vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
29619         * defaults.h (BITS_PER_UNIT): Define.
29620         * doc/tm.texi (BITS_PER_UNIT): Document default value.
29622 2002-03-02  Kazu Hirata  <kazu@hxi.com>
29624         * config/h8300/h8300-protos.h: Add a prototype for
29625         compute_a_shift_length.
29626         * config/h8300/h8300.c (h8300_asm_insn_count): New.
29627         (compute_a_shift_length): Likewise.
29628         (h8300_adjust_insn_length): Do not adjust insn length of shift
29629         insns.
29630         * config/h8300/h8300.md (anonymous shift patterns): Use
29631         compute_a_shift_length.
29633 Sat Mar  2 06:30:14 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
29635         * config/sparc/sparc.c (sparc_initialize_trampoline): Use
29636         trunc_int_for_mode.
29638         * emit-rtl.c (offset_address): Call update_temp_slot_address.
29640 2002-03-01  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
29642         * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
29643         * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
29644         * flags.h (flag_zero_initialized_in_bss): Declare.
29645         * toplev.c (flag_zero_initialized_in_bss): New flag.
29646         (lang_independent_options): Add flag_zero_initialized_in_bss.
29647         * tree.c (initializer_zerop): New function.
29648         * tree.h (initializer_zerop): Declare.
29649         * varasm.c (assemble_variable): If we can emit bss, put zero
29650         initializers in the bss section.
29652 2002-03-02  Alan Modra  <amodra@bigpond.net.au>
29654         * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
29655         like more than one symbol per .weak directive.
29657 2002-03-01  Richard Henderson  <rth@redhat.com>
29659         * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
29660         adjust argument_pointer by pretend_args_size.
29661         (ia64_va_start): Adjust va_start address by -pretend_args_size.
29663 2002-03-01  Kazu Hirata  <kazu@hxi.com>
29665         * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
29667 Fri Mar  1 20:59:14 CET 2002  Jan Hubicka  <jh@suse.cz>
29669         * toplev.c (rest_of_compilation): Delete dead jumptables before
29670         loop.
29671         * flow.c (delete_dead_jumptables): Make global.
29672         * rtl.h (delete_dead_jumptables): Declare.
29674 2002-03-01  David Edelsohn  <edelsohn@gnu.org>
29676         * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
29677         * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
29678         * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
29680 2002-03-01  Kazu Hirata  <kazu@hxi.com>
29682         * config/h8300/h8300-protos.h: Fix formatting.
29683         * config/h8300/h8300.c: Likewise.
29684         * config/h8300/h8300.h: Likewise.
29686 2002-03-01  Kazu Hirata  <kazu@hxi.com>
29688         * config/h8300/h8300.c (print_operand): Support 16-bit
29689         constant addresses.
29690         * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
29692 2002-02-28  Richard Henderson  <rth@redhat.com>
29694         * expmed.c (store_bit_field): Prevent generation of CONCATs;
29695         pun complex values as integers; use gen_lowpart instead of
29696         gen_rtx_SUBREG.
29697         (extract_bit_field): Likewise.
29699 2002-03-01  Alan Modra  <amodra@bigpond.net.au>
29700             David Edelsohn  <edelsohn@gnu.org>
29702         * doc/tm.texi (ASM_WEAKEN_DECL): Document.
29703         (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
29704         (SUPPORTS_WEAK): Likewise.
29705         * output.h (add_weak): Add tree param.
29706         * varasm.c (add_weak): Likewise.  Save decl.
29707         (struct weak_syms): Add decl field.
29708         (mark_weak_decls): New function.
29709         (init_varasm_once): ggc_add_root mark_weak_decls.
29710         (assemble_start_function): Use ASM_WEAKEN_DECL.
29711         (assemble_variable): Likewise.
29712         (assemble_alias): Likewise.
29713         (declare_weak): Pass decl to add_weak.
29714         (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
29715         (remove_from_pending_weak_list): Declare and define for
29716         ASM_WEAKEN_DECL.
29717         * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
29718         * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
29719         * defaults.h (SUPPORTS_WEAK): Likewise.
29720         * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
29721         .weak for code sym.  Do emit .size for descriptor sym.
29722         (ASM_DECLARE_FUNCTION_SIZE): Define.
29723         * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
29724         (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here.  Don't output
29725         .lglobl unless TARGET_XCOFF.  Formatting fixes.
29726         * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
29727         .weak for code sym.
29728         (HANDLE_PRAGMA_WEAK): Remove.
29729         (ASM_WEAKEN_LABEL): Remove.
29730         * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
29732 2002-03-01  Jason Merrill  <jason@redhat.com>
29734         * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
29735         (TARGET_EXPR_CLEANUP): New macro.
29737 2002-02-28  Steve Ellcey  <sje@cup.hp.com>
29739         * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
29740         to take ptr_extend into account as third type of extension.
29741         (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
29742         fields used by SUBREG_PROMOTED_UNSIGNED_P.
29743         * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
29744         (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
29745         * calls.c (precompute_arguments): Use new macro.
29746         (expand_call): Ditto.
29747         * combine.c (nonzero_bits): Ditto.
29748         (record_promoted_value): Ditto.
29749         * expr.c (store_expr): Ditto.
29750         (expand_expr): Ditto.
29751         * function.c (assign_parms): Ditto.
29753 2002-02-28  Alexandre Oliva  <aoliva@redhat.com>
29755         * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
29756         override -shared and -shared-libgcc.
29758 2002-02-28  David O'Brien  <obrien@FreeBSD.org>
29760         * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
29761         of "ultrasparc".
29762         * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS.  It appears
29763         to be broken.
29765 2002-02-28  Richard Henderson  <rth@redhat.com>
29767         * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
29768         4 cycle latency from MM producers.
29769         (ia64_internal_sched_reorder): Likewise with pipeline flush.
29771 2002-02-28  Jakub Jelinek  <jakub@redhat.com>
29773         * mklibgcc.in: Don't use GNU make extension.
29775 2002-02-28  Neil Booth  <neil@daikokuya.demon.co.uk>
29777         * c-parse.in (STATIC): New terminal.
29778         (scspec): New non-terminal.  Update productions accordingly.
29779         (program): Remove bogus ifc / end ifc.
29780         (array_declarator): Simplify production using STATIC.
29782 2002-02-28  Jim Meyering  <meyering@lucent.com>
29784         * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
29785         \a still means TARGET_BELL.
29787 2002-02-28  Richard Henderson  <rth@redhat.com>
29789         * haifa-sched.c (sched_emit_insn): New.
29790         (schedule_block): Use last_scheduled_insn to track last insn.
29791         * sched-int.h (sched_emit_insn): Prototype.
29792         * config/ia64/ia64.c (last_issued): Remove.
29793         (ia64_variable_issue): Don't set it.
29794         (nop_cycles_until): Use sched_emit_insn.
29796 2002-02-28  Andrew MacLeod  <amacleod@redhat.com>
29798         * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
29799         extended constants.
29801 2002-02-28  Kazu Hirata  <kazu@hxi.com>
29803         * config/h8300/h8300.c: Fix formatting.
29804         * config/h8300/h8300.h: Likewise.
29806 2002-02-28  Marek Michalkiewicz  <marekm@amelek.gda.pl>
29808         * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
29809         which may overwrite the high byte of the frame pointer.
29811 2002-02-28  Bo Thorsen  <bo@suse.de>
29813         * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
29814         (STARTFILE_SPEC): Add 64 bit files.
29815         (ENDFILE_SPEC): Likewise.
29817 2002-02-28  Jason Merrill  <jason@redhat.com>
29819         * c-decl.c (finish_function): Only warn about missing return
29820         statement with -Wreturn-type.
29822 Don Feb 28 11:24:30 CET 2002  Jan Hubicka  <jh@suse.cz>
29824         * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
29826         * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
29827         PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
29829 Don Feb 28 11:07:36 CET 2002  Jan Hubicka  <jh@suse.cz>
29831         * basic-block.h (BB_REACHABLE): Renumber.
29832         (BB_DIRTY, BB_NEW): New flags.
29833         (clear_bb_flags): Declare.
29834         (update_life_info_in_dirty_blocks): Declare.
29835         * cfg.c (clear_bb_flags): New function.
29836         * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
29837         * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
29838         reorder_insns, emit_insn_after): Mark block as dirty.
29839         * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
29840         (update_life_info_in_dirty_blocks): New function.
29841         * recog.c (apply_change_group): Dirtify block.
29843         * cse.c (cse_insn): Reorder emitting of jump insn to keep
29844         cfg consistent.
29845         * gcse.c (delete_null_pointer_checks): Likewise.
29847         * toplev.c (dump_file_index): Move cse2 after bp,
29848         add DFI_null
29849         (dump_file_info): Similary.
29850         (rest_of_compilation): Avoid most of CFG rebuilds;
29851         do first if converision after null pointer checks, do cse2
29852         after branch prediction; avoid full liveness rebuild after
29853         initializing subregs.
29854         * invoke.texi (-d options): Document -du, renumber.
29856         * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
29857         (notice_new_block): Do not set BB_UPDATE_LIFE.
29858         (try_forward_edges, merge_blocks_move_predecessor_nojumps,
29859          merge_blocks_move_successor_nojumps, merge_blocks,
29860          try_crossjump_to_edge): Likewise.
29861         (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
29862         * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
29863         * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
29864         (merge_of_block): Do not use life_data_ok.
29865         (find_if_case_1): Do not use SET_UPDATE_LIFE.
29866         (if_convert): Use BB_DIRTY mechanizm to update life.
29867         * lcm.c (optimize_mode_switching): Update
29868         update_life_info_in_dirty_blocks
29870 2002-02-28  Neil Booth  <neil@daikokuya.demon.co.uk>
29872         * Makefile.in (integrate.o): Update.
29873         * c-decl.c (copy_lang_decl): Rename.
29874         * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
29875         * integrate.c: Include langhooks.h.
29876         (copy_decl_for_inlining): Update to use langhook.
29877         * langhooks-def.h (lhd_do_nothing_t,
29878         LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
29879         (LANG_HOOKS_INITIALIZER): Update.
29880         * langhooks.c (lhd_do_nothing_t): New.
29881         * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
29882         * tree.h (copy_lang_decl): Remove.
29883 objc:
29884         * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
29886 2002-02-27  Andrew MacLeod  <amacleod@redhat.com>
29888         * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
29889         POST_DEC, and POST_MODIFY.
29891 2002-02-27  Zack Weinberg  <zack@codesourcery.com>
29893         * c-typeck.c (digest_init): Remove unused parameter; all
29894         callers changed.
29896 2002-02-27  Geoffrey Keating  <geoffk@redhat.com>
29898         * expmed.c (expand_shift): Correctly test for low part of a
29899         subreg.
29901 2002-02-27  Ulrich Weigand  <uweigand@de.ibm.com>
29903         * config/s390/s390.c (s390_chunkify_pool): Do not confuse
29904         insn UIDs with insn addresses.
29906 2002-02-27  Zack Weinberg  <zack@codesourcery.com>
29908         * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
29909         c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
29910         cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
29911         builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
29912         gcc.c, toplev.c: Delete code implementing -traditional mode.
29914         * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
29915         doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
29916         Document removal of -traditional mode for compilation, and
29917         remove documentation only relevant to that mode.
29919         * config/nextstep.h, config/ptx4.h, config/svr4.h,
29920         config/convex/convex.h, config/d30v/d30v.h,
29921         config/i386/dgux.h, config/i386/osf1elf.h,
29922         config/i386/osfelf.h, config/i386/osfrose.h,
29923         config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
29924         config/m68k/hp310.h, config/m88k/dgux.h,
29925         config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
29926         config/m88k/m88k.h, config/m88k/openbsd.h,
29927         config/mips/abi64.h, config/mips/osfrose.h,
29928         config/mips/svr4-5.h, config/mips/svr4-t.h,
29929         config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
29930         config/stormy16/stormy16.h: Remove all references to
29931         -traditional from target specs.  Delete all mention of the
29932         no-longer-necessary TRADITIONAL_RETURN_FLOAT macro.  Also
29933         delete a couple of commented-out definitions of
29934         DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
29935         to -traditional.
29937         * system.h: Poison TRADITIONAL_RETURN_FLOAT.
29938         * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
29940 2002-02-27  Zack Weinberg  <zack@codesourcery.com>
29942         * mklibgcc.in: Don't use \n in a line subject to
29943         interpretation by echo.
29945 2002-02-27  Graham Stott  <grahams@redhat.com>
29947         * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
29948         Constify NAME.
29950         * loop.c (prescan_loop): Handle PARALLEL.
29952         * unroll.c (loop_iterations): Return 0 if the add_val for
29953         a BIV is REG.
29955         * final.c (output_operand_lossage): Constify PFX_STR.
29957         * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
29959 Wed Feb 27 10:45:19 CET 2002  Jan Hubicka  <jh@suse.cz>
29961         * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
29962         * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
29964 Wed Feb 27 10:39:20 CET 2002  Jan Hubicka  <jh@suse.cz>
29966         * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
29968 2002-02-27  Neil Booth  <neil@daikokuya.demon.co.uk>
29970         * cpplex.c (_cpp_lex_token): Handle directives in macro
29971         arguments.
29972         * cpplib.c (_cpp_handle_directive): Save and restore state
29973         if parsing macro args when entering a directive.
29974         * cppmacro.c (collect_args): No need to handle directives
29975         in macro arguments.
29976         (enter_macro_context, replace_args): Use the original macro
29977         definition in case it was redefined whilst collecting arguments.
29978 doc:
29979         * cpp.texi: Update.
29981 2002-02-26  David Edelsohn  <edelsohn@gnu.org>
29983         * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
29984         * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
29985         * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
29986         method on AIX.
29987         * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
29988         (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
29989         (load_toc_v4_PIC_2): Same.
29991 2002-02-26  Alan Modra  <amodra@bigpond.net.au>
29993         * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
29995 2002-02-26  Richard Henderson  <rth@redhat.com>
29997         * config/alpha/alpha.md (ashldi_se): Re-enable.
29999 2002-02-26  Richard Henderson  <rth@redhat.com>
30001         * config/alpha/alpha.c (alpha_encode_section_info): Examine
30002         MODULE_LOCAL_P; improve commentary.
30004 2002-02-26  Zack Weinberg  <zack@codesourcery.com>
30006         * doc/cpp.texi: Clarify documentation of relationship between
30007         #line and #include.
30009 2002-02-26  Kazu Hirata  <kazu@hxi.com>
30011         * config/h8300/h8300-protos.h: Update the prototype for
30012         compute_logical_op_length.  Add the prototype for
30013         compute_logical_op_cc.
30014         * config/h8300/h8300.c (compute_logical_op_length): Figure out
30015         code from operands.
30016         (compute_logical_op_cc): New.
30017         * config/h8300/h8300.md: Combine all the logical op patterns
30018         in HImode and SImode.  Use compute_logical_op_cc.
30020 2002-02-26  Kelley Cook  <kelleycook@comcast.net>
30022         * config/i386/i386.c (print_operand): Don't append ATT-style
30023         length suffixs to x87 opcodes when in Intel mode.
30025 2002-02-26  Ryan T. Sammartino <ryants@shaw.ca>
30027         * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
30028         (init_emit_once): Update calls.
30029         * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
30030         (init_syntax_once): Prototype.
30032 2002-02-26  John David Anglin  <dave@hiauly1.hia.nrc.ca>
30034         * pa-linux.h (LIB_SPEC): Update definition.
30035         * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
30037 2002-02-26  Richard Henderson  <rth@redhat.com>
30039         * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
30040         if we emitted a stop bit.
30042 2002-02-26  Jakub Jelinek  <jakub@redhat.com>
30044         * configure.in (libgcc_visibility): Substitute.
30045         * configure: Rebuilt.
30046         * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
30047         defined symbols .hidden.
30049 2002-02-26  Jakub Jelinek  <jakub@redhat.com>
30051         * attribs.c (c_common_attribute_table): Add visibility.
30052         (handle_visibility_attribute): New function.
30053         * varasm.c (assemble_visibility): New function.
30054         * output.h (assemble_visibility): Add prototype.
30055         * tree.h (MODULE_LOCAL_P): Define.
30056         * crtstuff.c (__dso_handle): Use visibility attribute.
30057         * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
30058         for MODULE_LOCAL_P symbols too.
30059         * config/ia64/ia64.c (ia64_encode_section_info): Handle
30060         MODULE_LOCAL_P symbols the same way as local symbols.
30061         Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
30062         into .sdata/.sbss by the user.
30063         * doc/extend.texi (Function Attributes): Document visibility
30064         attribute.
30066 2002-02-26  Jakub Jelinek  <jakub@redhat.com>
30068         PR debug/5770
30069         * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
30070         STRING_CST initializer spanning the whole variable without
30071         embedded zeros.
30072         If expand_expr returned MEM, don't use it.
30074 2002-02-26  Alexandre Oliva  <aoliva@redhat.com>
30076         * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
30077         generate a die for the lexical block.
30079 2002-02-26  Kazu Hirata  <kazu@hxi.com>
30081         * config/h8300/h8300-protos.h: Add a prototype for
30082         compute_logical_op_length.
30083         * config/h8300/h8300.c (compute_logical_op_length): New.
30084         * config/h8300/h8300.md (anonymous logical patterns): Use
30085         compute_logical_op_length for length.
30087 2002-02-26  Aldy Hernandez  <aldyh@redhat.com>
30089         * dwarf2out.c (modified_type_die): Do not call type_main_variant
30090         for vectors.
30091         (gen_type_die): Same.
30093         * attribs.c (handle_vector_size_attribute): Set debug information.
30095 2002-02-26  Daniel Egger  <degger@fhm.edu>
30097         * config/rs6000/rs6000.md: Swap define_insn attributes to
30098         fix incorrect generation of merge high instructions instead
30099         of merge low.
30101 2002-02-26  Aldy Hernandez  <aldyh@redhat.com>
30103         * c-typeck.c (really_start_incremental_init): Use
30104         bitsize_zero_node for vectors.
30106 2002-02-26  Aldy Hernandez  <aldyh@redhat.com>
30108         * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
30109         ("*set_vrsave_internal"): Same.
30111 2002-02-25  Richard Henderson  <rth@redhat.com>
30113         * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
30114         in EXPAND_SUM case.  Use host_integerp/tree_low_cst.
30116 2002-02-25  Jakub Jelinek  <jakub@redhat.com>
30118         PR target/5755
30119         * config/i386/i386.c (ix86_return_pops_args): Only pop
30120         fake structure return argument if it was passed on the stack.
30122 2002-02-25  Jason Merrill  <jason@redhat.com>
30124         * attribs.c (decl_attributes): Also re-layout PARM_DECL and
30125         RESULT_DECL.
30127 2002-02-25  Alexandre Oliva  <aoliva@redhat.com>
30129         * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
30130         link with shared_name only.
30131         * doc/invoke.texi (Link Options): Document new behavior.
30133 2002-02-25  Aldy Hernandez  <aldyh@redhat.com>
30135         * c-typeck.c (push_init_level): Handle vectors.
30137 2002-02-25  Alexandre Oliva  <aoliva@redhat.com>
30139         * config/sparc/sparc.c (const64_high_operand): Zero-extend
30140         operands of SPARC_SETHI_P.
30141         (input_operand): Likewise.
30142         (sparc_emit_set_const32): Likewise.
30143         * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
30144         (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
30145         (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'.  Add `N' as SETHI.
30146         * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
30147         (movdi_insn_sp64_vis): Likewise.
30148         (movdi split, movdf split): Use SETHI32.
30149         * doc/md.texi: Document SPARC constraints L, M and N.
30151 2002-02-25  Aldy Hernandez  <aldyh@redhat.com>
30153         * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
30154         ("*set_vrsave_internal"): use mfspr for Darwin.
30156         * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
30157         gen_get_vrsave_internal.
30159 Sun Feb 24 16:38:56 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
30161         * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
30163 2002-02-24  Neil Booth  <neil@daikokuya.demon.co.uk>
30165         * cpplex.c (cpp_interpret_charconst): Get signedness or
30166         otherwise of wide character constants correct.
30167         * cppexp.c (lex): Get signedness of wide charconsts correct.
30169 Sun Feb 24 07:41:31 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
30171         * optabs.c (widen_operand): Only call convert_modes for
30172         promoted SUBREG if signedness matches.
30173         * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
30175 2002-02-23  Neil Booth  <neil@daikokuya.demon.co.uk>
30177         * cpplib.c (glue_header_name): Use local buffer to build up
30178         header name.
30180 2002-02-23  Neil Booth  <neil@daikokuya.demon.co.uk>
30182         * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
30184 2002-02-23  Kazu Hirata  <kazu@hxi.com>
30186         * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
30187         H8/300[HS] separately.
30188         * config/h8300/h8300.md: Remove the early clobber constraint
30189         from bit field patterns.
30191 2002-02-23  Kazu Hirata  <kazu@hxi.com>
30193         * config/h8300/h8300.md (mulqihi3): Tighten predicates to
30194         register_operand.
30195         (mulhisi3): Likewise.
30196         (umulqisi3): Likewise.
30197         (umulhisi3): Likewise.
30199 2002-02-23  Neil Booth  <neil@daikokuya.demon.co.uk>
30201         * cppinit.c (output_deps): Correct test for stdout output.
30202         (init_dependency_output): Cure warning.
30204 Sat Feb 23 08:42:47 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
30206         * expr.c (store_expr): When converting expression to promoted
30207         equivalent type, allow using SUBREG_REG of TARGET as the target
30208         of the expansion of EXP.
30209         * loop.c (basic_induction_var, case SUBREG): Always look inside.
30210         * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
30211         (alpha_emit_set_const): Handle SImode when can't make new pseudos.
30212         (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
30213         * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
30215 2002-02-23  Joseph S. Myers  <jsm28@cam.ac.uk>
30217         * doc/contribute.texi, doc/extend.texi, doc/install.texi,
30218         doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
30219         doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
30221 2002-02-23  Jakub Jelinek  <jakub@redhat.com>
30223         PR optimization/5747
30224         * loop.c (scan_loop): Update reg info if move_movables created new
30225         pseudos.
30227 2002-02-23  David Edelsohn  <edelsohn@gnu.org>
30229         * gcc.c (init_gcc_spec): Revert last change.
30231 2002-02-23  David Edelsohn  <edelsohn@gnu.org>
30233         * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
30234         gpc_reg_operand constraint.
30236 2002-02-23  Alan Modra  <amodra@bigpond.net.au>
30238         * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
30239         Simplify comparison of `low'.
30240         (add_operand): Fix formatting.
30241         (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
30242         (mask_operand): Disallow mask to wrap in 64-bit mode.
30243         (rs6000_stack_info): Remove redundant test setting push_p.
30244         (output_toc): Fix formatting.
30245         * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
30246         cc_reg_not_cr0_operand constraint.
30247         (booldi3, boolcdi3 splitters): Same.
30249 2002-02-23  Aldy Hernandez  <aldyh@redhat.com>
30251         * config/rs6000/altivec.h: Add extra level of parentheses on casts.
30253 2002-02-22  David Edelsohn  <edelsohn@gnu.org>
30255         * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
30256         gcc invoked with -shared-libgcc.
30258 2002-02-22  Jakub Jelinek  <jakub@redhat.com>
30260         PR c++/5748
30261         * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
30262         decl if any of elements was TREE_USED.
30264 2002-02-22  Alexandre Oliva  <aoliva@redhat.com>
30266         * config/sparc/sol2.h: Don't include sys/mman.h.
30267         * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
30268         (arith_4096_operand): Don't throw high bits away.
30269         (const64_operand): Take sign extension of CONST_INTs into account.
30270         (const64_high_operand, sparc_emit_set_const32): Likewise.
30271         (GEN_HIGHINT64): Likewise.
30272         (sparc_emit_set_const64_quick1): Likewise.
30273         (const64_is_2insns): Likewise.
30274         (print_operand): Use trunc_int_for_mode for sign extension.
30275         * config/sparc/sparc.h (SMALL_INT32): Likewise.
30276         * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
30277         chars.  Assume CONST_INT is already properly sign-extended.
30278         (movdi split): Sign-extend each SImode part.
30279         (andsi3 split): Don't mask high bits off, so that result
30280         remains properly sign-extend.
30281         (iorsi3 split): Likewise.
30282         (xorsi3 split): Likewise.
30284 2002-02-22  Richard Sandiford  <rsandifo@redhat.com>
30286         * fold-const.c (fold): Fix typo in comments.
30288 2002-02-21  Diego Novillo  <dnovillo@redhat.com>
30290         * Makefile.in (langhooks.o): Update dependencies.
30292 2002-02-21  Diego Novillo  <dnovillo@redhat.com>
30294         * langhooks.c: Include flags.h.
30296 2002-02-21  Aldy Hernandez  <aldyh@redhat.com>
30298         * testsuite/gcc.dg/attr-alwaysinline.c: New.
30300         * c-common.c (c_common_post_options): Set inline trees by
30301         default.
30303         * doc/extend.texi (Function Attributes): Document always_inline
30304         attribute.
30305         Update documentation about inlining when not optimizing.
30307         * cp/decl.c (duplicate_decls): Merge always_inline attribute.
30309         * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
30310         unless DECL_ALWAYS_INLINE.
30312         * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
30313         unless DECL_ALWAYS_INLINE.
30314         (c_disregard_inline_limits): Disregard if always_inline set.
30316         * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
30317         Disregard if always_inline set.
30318         (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
30319         unless DECL_ALWAYS_INLINE.
30321         * attribs.c (handle_always_inline_attribute): New.
30322         (c_common_attribute_table): Add always_inline.
30324         * config/rs6000/altivec.h: Add prototypes for builtins
30325         requiring the always_inline attribute.
30327 2002-02-21  Eric Christopher  <echristo@redhat.com>
30329         * expmed.c (store_bit_field): Try to simplify the subreg
30330         before generating a new one when when the mode size of
30331         value is less than maxmode.
30333 2002-02-21  Richard Henderson  <rth@redhat.com>
30335         * emit-rtl.c (offset_address): Use simplify_gen_binary rather
30336         than gen_rtx_PLUS to form the sum.
30337         * explow.c (force_reg): Rearrange to not allocate new pseudo
30338         when force_operand returns a register.
30339         * expr.c (expand_assignment): Allow offset_rtx expansion to
30340         return a sum.  Do not force addresses into registers.
30341         (expand_expr): Likewise.
30342         * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
30343         to canonicalize arithmetic that didn't simpify.
30344         (simplify_plus_minus): New argument force; update
30345         all callers.  Don't split CONST unless we can do something with it,
30346         and wouldn't lose the constness of the operands.
30348         * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
30349         that we generated earlier.
30351 2002-02-21  Tom Tromey  <tromey@redhat.com>
30353         * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
30354         (output_line_info): Use constant `1', with a long explanatory
30355         comment.
30356         * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
30358 Thu Feb 21 22:43:44 2002  J"orn Rennecke <joern.rennecke@superh.com>
30360         * jump.c (redirect_jump): If old label has no UID, don't try to
30361         delete it.
30363 Thu Feb 21 21:17:21 2002  J"orn Rennecke <joern.rennecke@superh.com>
30365         * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
30366         If input is constant, do shifts at compile time.
30368 2002-02-21  Joseph S. Myers  <jsm28@cam.ac.uk>
30370         * doc/extend.texi: Fix some more overfull hboxes.
30372 2002-02-21  Jakub Jelinek  <jakub@redhat.com>
30374         PR optimization/4994
30375         * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
30376         register moves.
30378 2002-02-21  Jakub Jelinek  <jakub@redhat.com>
30380         PR c++/4574
30381         * expr.h (expand_and): Add mode argument.
30382         * expmed.c (expand_and): Add mode argument.
30383         (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
30384         * expr.c (store_field, expand_expr, do_store_flag): Likewise.
30385         * except.c (expand_builtin_extract_return_addr): Likewise.
30386         * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
30387         * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
30388         * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
30389         Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
30390         * config/c4x/c4x.md: Use GEN_INT (x) instead of
30391         gen_rtx (CONST_INT, VOIDmode, x).
30393 2002-02-21  Jakub Jelinek  <jakub@redhat.com>
30395         PR c/4697:
30396         * stmt.c (warn_if_unused_value): Move side effects test once more.
30398 2002-02-20  Torbjorn Granlund  <tege@swox.com>
30400         * config/avr/avr.md: Add more patterns for mized-mode add and subtract
30401         (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
30403 Thu Feb 21 16:20:46 2002  Alexandre Oliva  <aoliva@redhat.com>
30405         * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
30406         SUBREG or ZERO_EXTEND.
30408 Thu Feb 21 15:35:46 2002  J"orn Rennecke <joern.rennecke@superh.com>
30410         * sh.h (current_function_anonymous_args): Remove.
30411         (SETUP_INCOMING_VARARGS): Don't set it - just check that one
30412         of current_function_varargs and current_function_stdarg is set.
30413         * sh.c (sh_expand_prologue): Check current_function_varargs /
30414         current_function_stdarg / TARGET_SH5 instead of
30415         current_function_anonymous_args.
30417         * sh64.h (TARGET_VERSION): Define.
30419 2002-02-20  David Edelsohn  <edelsohn@gnu.org>
30421         * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
30422         VRSAVE_REGNO on TARGET_ALTIVEC.
30424 2002-02-20  Alan Modra  <amodra@bigpond.net.au>
30426         * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
30427         bits of SImode const_int.
30428         (includes_rshift_p): Likewise.
30429         (print_operand): Call mask_operand and mask64_operand with correct
30430         mode.
30431         (rs6000_output_function_epilogue): Pad traceback table to word.
30432         * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
30433         (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
30434         mask64_operand with correct mode.
30435         (FUNCTION_ARG_REGNO_P): Correct parentheses.
30437 2002-02-20  Jakub Jelinek  <jakub@redhat.com>
30439         PR debug/4461
30440         * varasm.c (get_pool_constant_mark): New.
30441         * rtl.h (get_pool_constant_mark): Add prototype.
30442         * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
30443         be represented if it has not been output.
30445 2002-02-20  Alexandre Oliva  <aoliva@redhat.com>
30447         * combine.c (do_SUBST): Sanity check substitutions of
30448         CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
30449         (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
30450         CONST_INT into its operand.
30451         (known_cond): Likewise, for ZERO_EXTEND.
30452         * simplify-rtx.c (simplify_unary_operation): Fix condition to
30453         allow for simplification of wide modes.  Reject CONST_INTs in
30454         ZERO_EXTEND when their actual mode is not given.
30456 2002-02-20  Alexandre Oliva  <aoliva@redhat.com>
30458         * c-decl.c (pushdecl): If no global declaration is found for an
30459         extern declaration in block scope, try a limbo one.
30461 2002-02-20  Jakub Jelinek  <jakub@redhat.com>
30463         PR c++/4401
30464         * c-common.c (pointer_int_sum): Moved from...
30465         * c-typeck.c (pointer_int_sum): ...here.
30466         * c-common.h (pointer_int_sum): Add prototype.
30468 2002-02-20  Jakub Jelinek  <jakub@redhat.com>
30470         PR c++/5713
30471         * c-decl.c (duplicate_decls): Return 0 if issued error about
30472         redeclaration.
30474 2002-02-20  Roger Sayle  <roger@eyesopen.com>
30475             Jakub Jelinek  <jakub@redhat.com>
30477         PR c/4389
30478         * tree.c (host_integerp): Ensure that the constant integer is
30479         representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
30480         when pos is zero or nonzero respectively.  Clarify comment.
30481         * c-format.c (check_format_info_recurse): Fix host_integerp
30482         usage; the pos argument should be zero when assigning to a
30483         signed HOST_WIDE_INT.
30485 2002-02-20  Richard Henderson  <rth@redhat.com>
30487         * config/i386/i386.c (ix86_expand_vector_move): Use the mode
30488         of the operand, rather than assuming TImode.
30489         (ix86_expand_binop_builtin): Cope with commutative patterns
30490         using nonimmediate_operand for both operands.
30491         (ix86_expand_timode_binop_builtin): Likewise.
30492         (ix86_expand_store_builtin): Validate operand 1.
30493         (ix86_expand_unop1_builtin): Likewise.
30495 2002-02-20  Philip Blundell  <philb@gnu.org>
30497         PR 5705
30498         * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
30500 2002-02-20  Richard Henderson  <rth@redhat.com>
30502         PR c/5615
30503         * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
30505 2002-02-20  Tom Tromey  <tromey@redhat.com>
30507         * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
30508         * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
30509         * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
30510         * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
30511         * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
30512         unconditionally.
30514 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
30516         * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
30517           for (const_int 0) in X not just INTVAL.
30519 2002-02-20  Joseph S. Myers  <jsm28@cam.ac.uk>
30521         * doc/extend.texi: Avoid or reduce overfull hboxes.
30523 2002-02-20  Diego Novillo  <dnovillo@redhat.com>
30525         * expmed.c (store_bit_field): Do not store bit fields using SUBREG
30526         operations if the field does not start at a mode boundary.
30528 2002-02-20      Joel Sherrill <joel@OARcorp.com>
30530         * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
30531         config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
30532         Also done for -Acpu and -Amachine.
30534 2002-02-20  Neil Booth  <neil@daikokuya.demon.co.uk>
30536         * cppinit.c (init_dependency_output): Take deps output file
30537         from -o if none given with -MF.  Suppress normal output.
30538         * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
30539         * doc/cpp.texi, doc/invoke.texi: Update.
30541 2002-02-19  Zack Weinberg  <zack@codesourcery.com>
30543         * toplev.c (output_quoted_string): Write unprintable
30544         characters with octal escapes.
30546 2002-02-19  David Edelsohn  <edelsohn@gnu.org>
30548         * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
30549         really_call_used[VRSAVE_REGNO] if not Altivec.
30551 2002-02-19  Alan Modra  <amodra@bigpond.net.au>
30553         * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
30554         MODE_MASK.
30555         (constant_pool_expr_1): Fix formatting.
30556         (rs6000_legitimize_reload_address): Likewise.
30558 Tue Feb 19 20:13:57 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
30560         * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
30561         now that we have one.
30563 2002-02-19  Zack Weinberg  <zack@codesourcery.com>
30565         * tree.h (struct tree_common): Remove aux.  Add unused_0 at
30566         end of first block of bitfields (which was only seven bits);
30567         rename dummy to unused_1; remove comment which is no longer true.
30569 2002-02-19  Gaute B Strokkenes <gs234@cam.ac.uk>
30571         * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
30573 2002-02-19  Philip Blundell  <pb@nexus.co.uk>
30575         PR 5399
30576         * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
30577         if generating PIC.
30579         PR 5054
30580         * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
30581         arm_is_longcall_p rather than inspecting call-type cookie
30582         directly.
30583         (call_value_insn) [TARGET_THUMB]: Likewise.
30585 2002-02-19  Graham Stott  <grahams@redhat.com>
30587         * config/i386/i386.c (ix86_expand_builtin): Fix typo.
30589 2002-02-19  David Edelsohn  <edelsohn@gnu.org>
30591         * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
30592         ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
30593         (FP_SAVE_INLINE): Delete.
30595         * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
30596         * config/rs6000/eabi.asm: Remove ABI save restore routines.
30597         * config/rs6000/t-ppccomm: Build crtsavres.o.
30598         * config/rs6000/crtsavres.asm: New file.
30600 2002-02-19  Philip Blundell  <philb@gnu.org>
30602         * config/arm/arm.c (use_return_insn): Don't reject interrupt
30603         functions.
30604         (arm_compute_save_reg_mask): Save LR for interrupt functions too.
30605         (output_return_instruction): Allow interrupt functions to return with
30606         ldmfd sp!, {... pc}^.  Use LDR to restore any single register.
30607         (arm_expand_prologue): Subtract 4 before stacking LR in an
30608         interrupt function.
30610 2002-02-19  Philip Blundell  <pb@nexus.co.uk>
30612         * config/arm/arm.c (arm_encode_call_attribute): Operate on any
30613         decl, not just FUNCTION_DECL.
30614         (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
30615         (arm_assemble_integer): Likewise.
30616         * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
30617         marked local.
30619 2002-02-19  matthew green  <mrg@eterna.com.au>
30621         * config.gcc (sparc-*-netbsdelf*): Enable target.
30622         (sparc64-*-netbsd*): New target.
30623         * config/sparc/netbsd-elf.h: New file.
30624         * config/sparc/t-netbsd64: New file.
30626 2002-02-19  Gaute B Strokkenes <gs234@cam.ac.uk>
30628         * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
30630 2002-02-19  Ryan T. Sammartino <ryants@shaw.ca>
30632         * doc/invoke.texi: explicitly list the style guidelines that
30633         -Weffc++ checks for.
30635 Tue Feb 19 12:37:23 CET 2002  Jan Hubicka  <jh@suse.cz>
30637         * regmove.c (regmove_optimize): Avoid increasing of register pressure.
30639 2002-02-19  Neil Booth  <neil@daikokuya.demon.co.uk>
30641         PR other/5718
30642         * gcc.c (cpp_unique_options): Treat -o as indicating object file
30643         only if not -E.  If -E, pass -o through to the preprocessor.
30645 2002-02-19  Kazu Hirata  <kazu@hxi.com>
30647         * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
30648         register number with an appropriate macro.
30650 2002-02-19  Bryce McKinlay  <bryce@waitaki.otago.ac.nz>
30652         * doc/rtl.texi (Constants): Close @code tag.
30654 2002-02-19  Aldy Hernandez  <aldyh@redhat.com>
30656         * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
30657         ("mmx_uavgv4hi3"): Same.
30658         ("pmulhrwv4hi3"): Same.
30660         * tree-inline.c (walk_tree): Handle vectors.
30662         * c-common.c (constant_expression_warning): Handle vectors.
30663         (overflow_warning): Same.
30665         * sched-deps.c (sched_analyze_2): Handle vectors.
30667         * rtlanal.c (rtx_unstable_p): Handle vectors.
30668         (rtx_varies_p): Same.
30669         (count_occurrences): Same.
30670         (regs_set_between_p): Same.
30671         (modified_between_p): Same.
30672         (modified_in_p): Same.
30673         (volatile_insn_p): Same.
30674         (volatile_refs_p): Same.
30675         (side_effects_p): Same.
30676         (may_trap_p): Same.
30677         (inequality_comparisons_p): Same.
30678         (replace_regs): Same.
30679         (computed_jump_p_1): Same.
30681         * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
30682         argument.
30683         (inner_mode_array): New.
30684         (copy_rtx): Handle vectors.
30685         (copy_most_rtx): Same.
30686         (rtx_equal_p): Same.
30687         (get_mode_alignment): Adjust for vectors.
30689         * resource.c (mark_referenced_resources): Handle vectors.
30690         (mark_set_resources): Same.
30692         * reload1.c (eliminate_regs): Handle vectors.
30693         (elimination_effects): Same.
30694         (scan_paradoxical_subregs): Same.
30696         * reload.c (subst_reg_equivs): Handle vectors.
30698         * regrename.c (scan_rtx): Handle vectors.
30700         * regclass.c (reg_scan_mark_refs): Handle vectors.
30702         * recog.c (find_single_use_1): Handle vectors.
30704         * local-alloc.c (equiv_init_varies_p): Handle vectors.
30705         (contains_replace_regs): Same.
30706         (memref_referenced_p): Same.
30708         * integrate.c (copy_rtx_and_substitute): Handle vectors.
30709         (subst_constants): Same.
30711         * genattrtab.c (attr_copy_rtx): Handle vectors.
30712         (encode_units_mask): Same.
30713         (clear_struct_flag): Same.
30714         (count_sub_rtxs): Same.
30716         * gcse.c (want_to_gcse_p): Handle vectors.
30717         (oprs_unchanged_p): Same.
30718         (hash_expr_1): Same.
30719         (oprs_not_set_p): Same.
30720         (expr_killed_p): Same.
30721         (compute_transp): Same.
30722         (store_ops_ok): Same.
30724         * function.c (purge_addressof_1): Do not allow paradoxical subregs
30725         of vectors.
30726         (fixup_var_refs_1): Same.
30727         (instantiate_virtual_regs_1): Same.
30729         * fold-const.c (operand_equal_p): Handle vectors.
30730         (fold): Same.
30731         (rtl_expr_nonnegative_p): Same.
30733         * flow.c (mark_used_regs): Handle vectors.
30735         * df.c (df_uses_record): Handle vectors.
30737         * cselib.c (cselib_subst_to_values): Handle vectors.
30738         (cselib_mem_conflict_p): Same.
30739         (hash_rtx): Same.
30741         * cse.c (canon_reg): Handle vectors.
30742         (fold_rt): Same.
30743         (cse_process_notes): Same.
30744         (count_reg_usage): Same.
30745         (canon_hash): Same.
30747         * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
30749         * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
30751         * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
30752         (gen_rtx): Handle CONST_VECTOR.
30753         (gen_const_vector_0): New.
30754         (copy_rtx_if_shared): CONST_VECTORs can be shared.
30755         (reset_used_flags): Same.
30756         (copy_insn_1): Same.
30757         (initializer_constant_valid_p): Handle VECTOR_CST.
30759         * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
30761         * doc/rtl.texi (Constants): Document const_vector.
30762         (CONST0_RTX): Update for vectors.
30763         (RTL sharing): Same.
30765         * print-tree.c (print_node): Add case for VECTOR_CST.
30767         * tree.h (TREE_VECTOR_CST_ELTS): New.
30768         (struct tree_vector): New.
30769         (union tree_node): Add vector node.
30770         (build_vector): Add prototype.
30772         * tree.def (VECTOR_CST): New.
30774         * tree.c (build_vector): New.
30776         * expmed.c (make_tree): Handle CONST_VECTOR.
30778         * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
30779         (CONST_VECTOR_ELT): New.
30780         (CONST_VECTOR_NUNITS): New.
30782         * machmode.h (GET_MODE_INNER): New.
30783         (DEF_MACHMODE): Accept 8th arg.
30785         * machmode.def: Add 8th argument for vector inner mode.
30786         Add inner vector modes for vectors.
30788         * rtl.def (VEC_CONST): Remove.
30789         (CONST_VECTOR): New.
30791         * expr.c (clear_storage): Allow vectors.
30792         (is_zeros_p): Handle VECTOR_CST.
30794         * varasm.c (output_constant_pool): Handle vectors.
30795         (rtx_const): Add veclo and vechi fields.
30796         (kind): Add RTX_VECTOR.
30797         (decode_rtx_const): Add case for vector.
30799         * config/rs6000/rs6000-protos.h: Add zero_constant.
30801         * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
30802         constants.  Force easy vector constants into memory.
30803         (easy_vector_constant): New.
30804         (emit_easy_vector_constant): New.
30805         (rs6000_legitimize_reload_address): Do not generate bad reloads on
30806         darwin.
30808         * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
30809         instruction does.
30810         ("altivec_lvxl"): Same.
30811         (altivec_lvebx): Same.
30812         (altivec_lvehx): Same.
30813         (altivec_lvewx): Same.
30814         ("*movv4si_const0"): New.
30815         ("*movv4sf_const0"): New.
30816         ("*movv8hi_const0"): New.
30817         ("*movv16qi_const0"): New.
30819 2002-02-18  Kazu Hirata  <kazu@hxi.com>
30821         * config/h8300/h8300.c (notice_update_cc): Use
30822         cc_status.value2.
30824 2002-02-18  Kazu Hirata  <kazu@hxi.com>
30826         * config/h8300/h8300.md (divmod patterns): Change the
30827         constraints for operands[1] to register_operand.
30829 2002-02-18  Kazu Hirata  <kazu@hxi.com>
30831         * config/h8300/h8300-protos.h: Remove the prototype for
30832         p_operand.
30833         * config/h8300/h8300.c (p_operand): Remove.
30834         * config/h8300/h8300.md: Replace p_operand with
30835         const_int_operand.
30837 2002-02-18 Philip Blundell <pb@nexus.co.uk>
30839         * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
30840         comment.
30841         (output_return_instruction): Allow use of LDR to unstack
30842         return addresss even for interrupt handlers or when
30843         interworking.  If compiling for ARMv5, use interworking-safe
30844         return instructions by default.  Remove duplicated code and
30845         lengthy "strcat" sequences.
30847 2002-02-18  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>
30849         * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
30850         (LINK_EH_SPEC): Define.
30851         * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
30853 2002-02-18  Ulrich Weigand  <uweigand@de.ibm.com>
30855         * config/s390/s390.c (s390_emit_prologue): Do not set the
30856         frame_related flag for call-clobbered registers.
30858 Mon Feb 18 15:07:35 CET 2002  Jan Hubicka  <jh@suse.cz>
30860         * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
30861         (construct_container): Fix handling of SSE operands.
30862         (ix86_expand_builtin): Fix handling of 64bit pointers.
30863         (mmx_maskmovq_rex): New pattern.
30865 Mon Feb 18 11:55:55 CET 2002  Jan Hubicka  <jh@suse.cz>
30867         * regrename.c (kill_set_value): Handle subregs properly.
30869 2002-02-18  David Billinghurst <David.Billinghurst@riotinto.com>
30871         * objc/objc-act.c (handle_impent): Remove leading '*'
30872         from objc_class_name.
30874 2002-02-17  Richard Henderson  <rth@redhat.com>
30876         * config/alpha/alpha.c (some_small_symbolic_operand,
30877         some_small_symbolic_operand_1, split_small_symbolic_operand,
30878         split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
30879         Handle small SYMBOL_REFs anywhere, not just inside memories.
30880         * config/alpha/alpha-protos.h: Update.
30881         * config/alpha/alpha.h (PREDICATE_CODES): Update.
30882         * config/alpha/alpha.md (small symbolic operand splitter): Update.
30884 2002-02-17  Roland McGrath  <roland@frob.com>
30886         * config.gcc (powerpc-*-gnu-gnualtivec*,
30887         powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
30888         * config/rs6000/gnu.h: New file.
30889         * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
30890         Grok "gnu" in rs6000_abi_name.
30891         (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
30892         CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
30893         Grok -mcall-gnu analogous to -mcall-linux et al.
30894         (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
30895         LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
30896         (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
30898 2002-02-17  Jakub Jelinek  <jakub@redhat.com>
30900         PR c/3444:
30901         * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
30902         shortening.
30904 2002-02-17  Philipp Thomas  <pthomas@suse.de>
30906         * config/cris/cris.h: Undefine STARTFILE_SPEC and
30907         ENDFILE_SPEC before (re)defining them.
30909 2002-02-17  Kazu Hirata  <kazu@hxi.com>
30911         * config/h8300/h8300.c: Fix formatting.
30912         * config/h8300/h8300.h: Likewise.
30914 2002-02-17  Philipp Thomas  <pthomas@suse.de>
30916         * doc/tm.texi: Explain why empty strings should not be
30917         marked for translation.
30919 2002-02-17  Philipp Thomas  <pthomas@suse.de>
30921         * final.c (output_operand_lossage): Changed to accept
30922         printf style arguments. Change calls where necessary.
30923         * output.h (output_operand_lossage): Change declaration
30924         accordingly. Update copyright.
30925         * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
30926         config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
30927         Update copyright date where necessary.
30929         * config/i386/i386.c (print_operand): Likewise. Remove use of
30930         sprintf.
30932         * config/cris/cris.c (cris_operand_lossage): Likewise.
30933         Rename parameter so that exgettext recognizes it as
30934         translatable message.
30935         (LOSE_AND_RETURN): Rename parameter to msgid.
30937 2002-02-17  Kazu Hirata  <kazu@hxi.com>
30939         * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
30940         hard coded register number with an appropriate macro.
30941         (HARD_REGNO_MODE_OK): Likewise.
30942         (ARG_POINTER_REGNUM): Likewise.
30943         (STATIC_CHAIN_REGNUM): Likewise.
30944         (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
30945         * config/h8300/h8300.md (define_constants): Define more
30946         register numbers.
30948 2002-02-17  Philipp Thomas  <pthomas@suse.de>
30950         * config/i386/i386.h: Don't mark empty strings for translation.
30952 2002-02-16  H.J. Lu <hjl@gnu.org>
30954         * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
30956 2002-02-16  Zack Weinberg  <zack@codesourcery.com>
30958         * cppinit.c (merge_include_chains): Check for brack being
30959         NULL before attempting to merge it with qtail.
30961 2002-02-16  Andrew Cagney  <ac131313@redhat.com>
30963         * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
30964         DBX_DEBUG.
30966 2002-02-16  John David Anglin  <dave@hiauly1.hia.nrc.ca>
30968         * pa/t-pa, pa/t-pro, som.h: Revert last patch.
30970 2002-02-16  John David Anglin  <dave@hiauly1.hia.nrc.ca>
30972         * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
30973         * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
30974         * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
30976 Sat Feb 16 13:48:50 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
30978         * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
30979         now only if !TARGET_FIX.
30980         (*movsi_nt_vms_fix): New pattern.
30982 2002-02-16  Douglas B Rupp  <rupp@gnat.com>
30984         * config/alpha/alpha.c: Implement null frame procedure types on VMS.
30985         (alpha_procedure_type): Replaces alpha_is_stack_procedure.
30986         (alpha_sa_mask, alpha_sa_size): Reflect above change.
30987         (alpha_pv_save_size, alpha_expand_prologue): Likewise.
30988         (alpha_start_function, alpha_expand_epilogue): Likewise.
30989         (unicosmk_gen_dsib): Likewise.
30991 Sat Feb 16 13:39:09 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
30993         * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
30995 2002-02-16  Ulrich Weigand  <uweigand@de.ibm.com>
30997         * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
30998         check_and_change_labels, s390_final_chunkify): Delete.
30999         (s390_split_branches, s390_chunkify_pool): New functions.
31000         (s390_function_prologue): Call them.
31002         * config/s390/s390.h (S390_REL_MAX): Delete.
31003         (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
31005         * config/s390/s390.md (cjump, icjump, jump): Fix length
31006         attribute calculation.
31009 2002-02-15  David Edelsohn  <edelsohn@gnu.org>
31011         * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
31012         * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
31014 2002-02-15  John David Anglin  <dave@hiauly1.hia.nrc.ca>
31016         * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
31017         * config/pa/pa-linux.h (LIB_SPEC): Likewise.
31018         * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
31020 2002-02-15  Richard Sandiford  <rsandifo@redhat.com>
31022         * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
31024 2002-02-15  Richard Sandiford  <rsandifo@redhat.com>
31026         * reload.c (find_dummy_reload): Check that an output register
31027         is valid for its mode.
31029 2002-02-14  Alexandre Oliva  <aoliva@redhat.com>
31031         * combine.c (known_cond): After replacing the REG of a SUBREG, try
31032         to simplify it.
31034         * function.c (assign_parms): Demote promoted argument passed by
31035         transparent reference.
31037 2002-02-14      Joel Sherrill <joel@OARcorp.com>
31039         * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
31040         -Acpu() and -Amachine() to eliminate warnings.
31042 2002-02-14  Ulrich Weigand  <uweigand@de.ibm.com>
31044         * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
31046 2002-02-14  Kazu Hirata  <kazu@hxi.com>
31048         * config/h8300/h8300-protos.h: Update the prototype for
31049         const_costs.
31050         * config/h8300/h8300.c (const_costs): Treat SET as a little
31051         more expensive operation.
31052         * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
31053         reference to const_costs.
31055 2002-02-14  Hans-Peter Nilsson  <hp@axis.com>
31057         * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
31059 2002-02-14  Jakub Jelinek  <jakub@redhat.com>
31061         PR c/5503:
31062         * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
31063         use arguments from newtype.
31065 2002-02-13  Eric Christopher  <echristo@redhat.com>
31067         * config/mips/mips.c (override_options): Add check for march/mipsX
31068         on the same command line. Fix error message in cpu processing.
31069         Remove architecture and ISA checks.
31071 2002-02-14  Aldy Hernandez  <aldyh@redhat.com>
31073         * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
31075         * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
31077 2002-02-14  Aldy Hernandez  <aldyh@redhat.com>
31079         * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
31080         alternatives.
31081         ("*movv8hi_internal1"): Same.
31082         ("*movv16qi_internal1"): Same.
31083         ("*movv4sf_internal1"): Same.
31085         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
31086         not push_reload for altivec modes.
31088 2002-02-13  Joel Sherrill  <joel@OARcorp.com>
31090         * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
31091         all RTEMS targets including removal of #includes from config/*/rtems*.h
31092         file and adding them to tm_file setting. Added xm_defines=POSIX to
31093         many targets.
31094         * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
31095         * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
31096         * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
31097         * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
31098         * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
31099         config/m68k/rtemself.h: Ditto.
31100         * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
31101         config/mips/rtems64.h: Ditto.
31102         * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
31103         * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
31104         Ditto.
31105         * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
31106         config/sparc/rtemself.h: Ditto.
31107         * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
31108         * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
31109         arm-rtems stanza closer to other arm-elf targets and made arm-rtems
31110         more like arm-elf.
31111         * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
31112         config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
31113         target made more similar to i386-elf.
31114         * config/i386/t-rtems-i386: Added soft float support and multilibs.
31115         * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
31116         be similar to config/m68k/t-m68kelf.
31117         * gthr-rtems.h: Encapsulate with extern "C" for C++.
31119 Wed Feb 13 23:41:15 CET 2002  Jan Hubicka  <jh@suse.cz>
31121         * regmove.c (kill_value): Handle subregs.
31123 Wed Feb 13 23:34:30 CET 2002  Jan Hubicka  <jh@suse.cz>
31125         * i386.md (mul patterns): Allow memory operand to be first;
31126         add expanders where needed; fix constraints.
31127         (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
31128         Allow memory operand to be the first.
31130         * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
31131         operands.
31133 2002-02-13  Jakub Jelinek  <jakub@redhat.com>
31135         PR c/5681:
31136         * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
31137         GET_MODE (x).
31139 2002-02-13  Jakub Jelinek  <jakub@redhat.com>
31141         PR optimization/5547:
31142         * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
31143         all valid IA-32 address modes involving non-scaled %ebx and
31144         GOT/GOTOFF as displacement.
31146 2002-02-13  Ulrich Weigand  <uweigand@de.ibm.com>
31148         * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
31149         after emitting ltorg insns.
31151         * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
31152         *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
31153         *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
31154         *abssf2): Fix "op_type" attribute.
31156 2002-02-13  Douglas B Rupp  <rupp@gnat.com>
31158         * mkconfig.sh: Avoid using a subshell redirect.
31159         ($output.T): Change to $(output)T.
31160         (ENABLE_NLS): Remove unneeded undef.
31162         * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
31163         * config/alpha/x-vms (libsubdir): Define.
31165         * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
31166         register frame procedures. Optimize retrieving context.
31168         * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
31169         (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
31170         * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
31172 Wed Feb 13 09:45:08 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
31174         * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
31175         Make same change as for find_base_value.
31177 2002-02-13  Kazu Hirata  <kazu@hxi.com>
31179         * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
31180         of QImode and SImode.
31182 2002-02-13  Kazu Hirata  <kazu@hxi.com>
31184         * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
31185         length computation of movsi.
31186         * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
31188 2002-02-13  Kazu Hirata  <kazu@hxi.com>
31190         * config/h8300/h8300.md (subqi3): Tighten the predicate for
31191         operands[2] to register_operand.
31193 Wed Feb 13 10:35:56 CET 2002  Jan Hubicka  <jh@suse.cz>
31195         * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
31197 2002-02-12  Aldy Hernandez  <aldyh@redhat.com>
31199         * config/rs6000/rs6000.md: Use predicate altivec_register_operand
31200         for altivec_lvx* and altivec_stvx*.
31201         ("*movv4si_internal"): Add constraint for loading from GPRs.
31202         ("*movv8hi_internal1"): Same.
31203         ("*movv16qi_internal1"): Same.
31204         ("*movv4sf_internal1"): Same.
31206         * config/rs6000/rs6000.c (altivec_register_operand): New.
31208         * config/rs6000/rs6000.h (PREDICATE_CODES): Add
31209         altivec_register_operand.
31211 2002-02-13  Hans-Peter Nilsson  <hp@bitrange.com>
31213         * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
31214         handle SYMBOL_REF.
31216 2002-02-13  Stan Shebs  <shebs@apple.com>
31218         * c-typeck.c (digest_init): Handle vectors.
31219         (really_start_incremental_init): Same.
31220         (pop_init_level): Same.
31221         (process_init_element): Same.
31223         * varasm.c (output_constant): Same.
31225         * expr.c (clear_storage): Same.
31226         (store_constructor): Same.
31228 2002-02-12  Eric Christopher  <echristo@redhat.com>
31230         * explow.c (hard_function_value): Add comment explaining
31231         signed/unsigned comparison.
31233 2002-02-12  Jakub Jelinek  <jakub@redhat.com>
31235         * jump.c (never_reached_warning): Add finish argument.
31236         If finish is NULL, stop on CODE_LABEL, otherwise stop before first
31237         real insn after end.
31238         * rtl.h (never_reached_warning): Adjust prototype.
31239         * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
31240         * cfgrtl.c (flow_delete_block): Pass b->end as finish to
31241         never_reached_warning.
31243 2002-02-12  Graham Stott  <grahams@redhat.com>
31245         * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
31247 2002-02-12  Kazu Hirata  <kazu@hxi.com>
31249         * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
31250         logical shifts on H8/300.
31251         (shift_alg_si): Improve several shifts on H8/300.
31252         (get_shift_alg): Likewise.
31254 2002-02-12  Graham Stott  <grahams@redhat.com>
31256         * config/pa/pa.c (compute_movstrsi_length): Fix typos.
31258 Tue Feb 12 10:12:56 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
31260         * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
31261         Handle #ifdef POINTERS_EXTEND_UNSIGNED.
31263 2002-02-11  Hans-Peter Nilsson  <hp@bitrange.com>
31265         * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
31266         non-CONST_INT through default_assemble_integer.
31267         <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
31268         <case 8>: Abort for CONST_DOUBLE.
31270 2002-02-11  John David Anglin  <dave@hiauly1.hia.nrc.ca>
31272         * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
31273         is specified.
31274         * config/pa/pa-linux.h (LIB_SPEC): Delete.
31275         * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
31277 2002-02-11  Andrew Haley  <aph@cambridge.redhat.com>
31279         * config/stormy16/stormy16.md (zero_extendqihi2): New.
31281 2002-02-11  Alexandre Oliva  <aoliva@redhat.com>
31283         * regrename.c (regrename_optimize): Don't accept a
31284         part-clobbered register if the replaced register is not part
31285         clobbered.
31287         * calls.c (store_one_arg): In the non-BLKmode non-partial case,
31288         take padding into account when computing the argument value.
31290         * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
31292         * combine.c (try_combine): Apply substitutions in
31293         CALL_INSN_FUNCTION_USAGE too.
31295 2002-02-11  Aldy Hernandez  <aldyh@redhat.com>
31297         * config/rs6000/rs6000.c (altivec_init_builtins): Handle
31298         __builtin_altivec_abs*.
31299         (bdesc_abs): New.
31301         * config/rs6000/rs6000.h (rs6000_builtins): Add
31302         ALTIVEC_BUILTIN_ABS*.
31304         * config/rs6000/altivec.h: Use const char for builtins expecting
31305         literals.
31306         (vec_abs): New versions for C and C++.
31307         (vec_abss): Same.
31309 2002-02-10  Kazu Hirata  <kazu@hxi.com>
31311         * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
31312         using Pmode.
31314 2002-02-10  Kazu Hirata  <kazu@hxi.com>
31316         * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
31317         constant definition from h8300.md.
31318         (FRAME_POINTER_REGNUM): Likewise.
31319         * config/h8300/h8300.md (define_constants): Add FP_REG.
31321 2002-02-10  Kazu Hirata  <kazu@hxi.com>
31323         * config/h8300/h8300.c (print_operand): Remove redundant code.
31325 2002-02-10  Kazu Hirata  <kazu@hxi.com>
31327         * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
31328         * config/h8300/h8300.c (byte_reg): Make it static.
31330 2002-02-10  Richard Henderson  <rth@redhat.com>
31332         PR c/5623
31333         * c-typeck.c (incomplete_type_error): Handle flexible array members.
31335 2002-02-10  Richard Henderson  <rth@redhat.com>
31337         PR c++/5624
31338         * tree.c (append_random_chars): Don't abort if main_input_filename
31339         does not exist.
31341 2002-02-10  Hans-Peter Nilsson  <hp@bitrange.com>
31343         * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
31345 2002-02-10  Kazu Hirata  <kazu@hxi.com>
31347         * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
31348         (pushhi1): Likewise.
31350 2002-02-10  John David Anglin  <dave@hiauly1.hia.nrc.ca>
31352         * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
31353         * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
31355 2002-02-09  David O'Brien  <obrien@FreeBSD.org>
31357         * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
31358         remove MASK_VIS.
31359         (ASM_CPU_DEFAULT_SPEC): Remove.  Default setting is fine.
31361 2002-02-09  Kazu Hirata  <kazu@hxi.com>
31363         * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
31364         a half of an SImode register on H8/300.
31366 Sat Feb  9 18:28:02 CET 2002  Jan Hubicka  <jh@suse.cz>
31368         * i386.md (movdi_2): Add missing '!'.
31370 2002-02-09  Kazu Hirata  <kazu@hxi.com>
31372         * config/h8300/h8300.h: Fix formatting.  Remove commented-out
31373         definitions.
31375 2002-02-09  Kazu Hirata  <kazu@hxi.com>
31377         * config/h8300/h8300.md (length): Correct the distance valid
31378         for the short branch.
31380 2002-02-09  Kazu Hirata  <kazu@hxi.com>
31382         * config/h8300/h8300.md (iorhi3): Tighten the predicates.
31384 2002-02-09  Alexandre Oliva  <aoliva@redhat.com>
31386         * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
31387         registers in SImode.
31388         (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
31389         part-clobbered.
31391         * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
31392         patch.
31394         Contribute sh64-elf.
31395         2002-02-09  Alexandre Oliva  <aoliva@redhat.com>
31396         * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
31397         (sh_cannot_modify_jumps_p): New function.
31398         2002-02-05  Alexandre Oliva  <aoliva@redhat.com>
31399         * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
31400         (sh_ms_bitfield_layout_p): New function.
31401         2002-02-04  Alexandre Oliva  <aoliva@redhat.com>
31402                     Zack Weinberg  <zack@codesourcery.com>
31403         * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
31404         expand_simple_binop instead of expand_binop.
31405         2002-02-03  Alexandre Oliva  <aoliva@redhat.com>
31406         * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
31407         use of .quad and .uaquad.
31408         * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
31409         TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
31410         2002-01-24  Alexandre Oliva  <aoliva@redhat.com>
31411         * config/sh/sh.md (movdi_const, movdi_const_32bit,
31412         movdi_const_16bit): Make sure all CONSTs have modes.
31413         (sym2PIC): Ditto, but by adjusting all callers.
31414         * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
31415         if the prologue calls the SHmedia argument decoder or register
31416         saver.
31417         2002-01-24  Alexandre Oliva  <aoliva@redhat.com>
31418         * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
31419         (TARGET_ASM_ALIGNED_DI_OP): Likewise.
31420         (sh_expand_epilogue): Don't emit USE of return target register.
31421         (prepare_move_operands): Legitimize DImode PIC addresses.
31422         (sh_media_register_for_return): Skip tr0, used to initialize the
31423         PIC register.
31424         (sh_expand_prologue): Remove explicit USE of return register.
31425         (nonpic_symbol_mentioned_p): PC is non-PIC.  Don't recurse in
31426         CONST_DOUBLEs.  UNSPEC_GOTPLT is PIC.
31427         * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
31428         (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
31429         (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
31430         EXTRA_CONSTRAINT_T.
31431         (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
31432         (MOVI_SHORI_BASE_OPERAND_P): New.
31433         (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
31434         (EXTRA_CONSTRAINT_T): Define in terms of them.
31435         (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
31436         * config/sh/sh.md (movsi_media, movsi_media_nofpu,
31437         movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
31438         alternatives supporting TARGET_REGS.
31439         (UNSPEC_GOTPLT): New constant.
31440         (movdi split): Move incrementing of LABEL_NUSES...
31441         (movdi_const, movdi_const_32bit): Here.  Use
31442         MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
31443         (movdi_const_16bit): New.
31444         (call, call_value) [flag_pic]: Use GOTPLT.
31445         (call_pop, call_value_pop): New expands.
31446         (call_pop_compact, call_pop_rettramp): New insns.
31447         (call_value_pop_compact, call_value_pop_rettramp): New insns.
31448         (sibcall) [flag_pic]: Use GOT.
31449         (builtint_setjmp_receiver): Remove bogus, unused expand.
31450         (GOTaddr2picreg): Implement for SHcompact and SHmedia.
31451         (*pt, *ptb, ptrel): New insns.
31452         (sym2GOT): Handle DImode GOT.
31453         (sym2GOTPLT, symGOTPLT2reg): New expands.
31454         (sym2PIC): New expand.
31455         (shcompact_return_tramp): Use GOTPLT to return trampoline.
31456         (shcompact_return_tramp_i): Use return register explicitly.
31457         * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
31458         disable flag_reorder_blocks.
31459         2002-01-19  Alexandre Oliva  <aoliva@redhat.com>
31460         * config/sh/sh.md (sibcall_compact): Reorder return, uses and
31461         clobbers, for clarity.
31462         (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
31463         restoring of r0 in macl as MAYBE_DEAD.
31464         2002-01-18  Alexandre Oliva  <aoliva@redhat.com>
31465         * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
31466         * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
31467         alter_subreg all over.
31468         (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
31469         reload, instead of emitting instructions that would require
31470         reloading.
31471         (casesi_load_media): Add missing modes.
31472         2001-11-09  Alexandre Oliva  <aoliva@redhat.com>
31473         * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
31474         as used if the argument decoder is called.
31475         2001-08-28  Alexandre Oliva  <aoliva@redhat.com>
31476         * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
31477         Pmode, then extend it to DImode if necessary.
31478         2001-08-28  Stephen Clarke  <Stephen.Clarke@st.com>
31479         * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
31480         constants in FPU-enabled SHmedia, let them be loaded from memory.
31481         2001-08-28  Alexandre Oliva  <aoliva@redhat.com>
31482         * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
31483         Adjust whitespace in assembly output templates.
31484         2001-08-28  Stephen Clarke  <Stephen.Clarke@st.com>
31485         * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
31486         mode of if_then_else.
31487         2001-08-04  Alexandre Oliva  <aoliva@redhat.com>
31488         * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
31489         sh.h.
31490         2001-07-26  Andrew Haley  <aph@cambridge.redhat.com>
31491                     Joern Rennecke <amylaar@redhat.com>
31492         * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
31493         (SUBTARGET_CPP_PTR_SPEC): New.
31494         (SUBTARGET_CPP_SPEC): Remove.
31495         2001-07-06  Chandrakala Chavva  <cchavva@redhat.com>
31496         * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
31497         Fix typo in previous checkin.
31498         2001-07-11  Chandrakala Chavva  <cchavva@redhat.com>
31499         * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
31500         2001-07-10  Chandrakala Chavva  <cchavva@cygnus.com>
31501                     Alexandre Oliva  <aoliva@redhat.com>
31502         * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
31503         what single FP register can hold for SHmedia target.
31504         2001-07-06  Chandrakala Chavva  <cchavva@redhat.com>
31505                     Alexandre Oliva  <aoliva@redhat.com>
31506         * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
31507         Do not split into SUBREG.
31508         2001-06-14  Alexandre Oliva  <aoliva@redhat.com>
31509         * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
31510         and added new functions as specified in SH5 ABI r9.
31511         2001-06-04  Alexandre Oliva  <aoliva@redhat.com>
31512         * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
31513         8-byte boundary.
31514         2001-06-03  Alexandre Oliva  <aoliva@redhat.com>
31515         * config/sh/sh.c (dump_table): Add const0_rtx in calls of
31516         gen_consttable_4 and gen_consttable_8.  Emit multiple labels
31517         and consttable_window_ends.
31518         2001-06-03  Graham Stott  <grahams@redhat,com>
31519         * config/sh/sh.md (movdi split): Remove unused variable last_insn.
31520         2001-05-16  Alexandre Oliva  <aoliva@redhat.com>
31521         * config/sh/sh.c (print_operand): Handle floating-point pair,
31522         vector and matrix registers.
31523         * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
31524         vector modes into account.
31525         * config/sh/sh.md (movv2sf): Split move between registers into
31526         movdf.
31527         (movv4sf, movv16sf): Introduce insns that get split only after
31528         reload.
31529         * config/sh/shmedia.h: Fix Copyright dates.
31530         * config/sh/ushmedia.h: Likewise.  Move loop counter
31531         declarations into conditionals that uses them.
31532         (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
31533         loop boundary.
31534         * config/sh/sshmedia.h: Fix Copyright dates.
31535         (sh_media_PUTCFG): Fix constraints.
31536         2001-05-12  Alexandre Oliva  <aoliva@redhat.com>
31537         * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
31538         ptrmemfunc_vbit_in_delta for SH5.
31539         2001-05-08  Alexandre Oliva  <aoliva@redhat.com>
31540         * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
31541         * invoke.texi: Likewise.
31542         2001-04-14  Alexandre Oliva  <aoliva@redhat.com>
31543         * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
31544         GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
31545         GCC_pop_shmedia_regs_nofpu): New global symbols.
31546         * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
31547         * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
31548         * config/sh/sh.c (calc_live_regs): Account for PR's saving in
31549         compact function with nonlocal labels.
31550         (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
31551         (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
31552         (initial_elimination_offset): Account for their stack space.
31553         * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
31554         * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
31555         movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
31556         movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
31557         least one of the operands to be a register.
31558         (movv2sf): Likewise.  Renamed to movv2sf_i.
31559         (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
31560         prepare_move_operands() before emitting SHmedia insns.
31561         2001-04-03  Alexandre Oliva  <aoliva@redhat.com>
31562         * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
31563         Don't save nor initialize r12.  Don't mis-align the stack.
31564         Pad the code with a nop.
31565         * config/sh/crti.asm: Don't restore r12.  Don't mis-align the
31566         stack.
31567         2001-03-13  Alexandre Oliva  <aoliva@redhat.com>
31568         * gcc/longlong.h (__umulsidi3, count_leading_zeros)
31569         [__SHMEDIA__]: Implement.
31570         2001-03-11  Alexandre Oliva  <aoliva@redhat.com>
31571         * config/sh/sh.md: Set latency of `pt' closer to reality.
31572         (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
31573         movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
31574         Set move, load and store type attributes.
31575         * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
31576         * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
31577         profiling.
31578         * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
31579         * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
31580         * config/sh/sh.c (sh_media_register_for_return): New function.
31581         (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
31582         branch-target register.
31583         (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
31584         * config/sh/sh.md (return_media_i): Use any call-clobbered
31585         branch-target register.
31586         (return_media): If r18 wasn't copied in the prologue, copy it
31587         here.
31588         * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
31589         Clear class FP0_REGS.
31590         * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
31591         from elf.h.
31592         2001-03-08  DJ Delorie  <dj@redhat.com>
31593         * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
31594         2001-02-09  Alexandre Oliva  <aoliva@redhat.com>
31595         * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
31596         2001-02-07  Alexandre Oliva  <aoliva@redhat.com>
31597         * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
31598         2001-02-03  Alexandre Oliva  <aoliva@redhat.com>
31599         * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
31600         return value correctly for call_cookie.
31601         2001-02-01  Alexandre Oliva  <aoliva@redhat.com>
31602         * config/sh/crt1.asm (start): Modified so as to call
31603         ___setup_argv_and_call_main.
31604         2001-01-26  Alexandre Oliva  <aoliva@redhat.com>
31605         * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
31606         SHmedia mode.
31607         2001-01-20  Alexandre Oliva  <aoliva@redhat.com>
31608         * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
31609         (STRIP_NAME_ENCODING): Use it.
31610         (ASM_OUTPUT_LABELREF): Likewise.  Don't call assemble_name().
31611         2001-01-19  Alexandre Oliva  <aoliva@redhat.com>
31612         * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
31613         prepare_scc_operands().
31614         * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
31615         (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
31616         2001-01-17  Alexandre Oliva  <aoliva@redhat.com>
31617         * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
31618         2001-01-13  Alexandre Oliva  <aoliva@redhat.com>
31619         * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
31620         * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
31621         used in shcompact_incoming_args.
31622         * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
31623         change.
31624         * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
31625         mode.
31626         * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
31627         Adjust accordingly.
31628         * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
31629         Simplify.  Adjust.  Add sanity check.
31630         * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
31631         FPU_SINGLE_BIT.
31632         * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
31633         TARGET_SHCOMPACT.
31634         (udivsi3, divsi3): Use them.
31635         (force_mode_for_call): New insn.
31636         (call, call_value, sibcall_value): Emit it before SHcompact
31637         calls.
31638         2001-01-11  Alexandre Oliva  <aoliva@redhat.com>
31639         * config/sh/sh.md (call, call_value, sibcall): Make sure the
31640         call cookie is non-NULL before taking its value.
31641         2001-01-10  Alexandre Oliva  <aoliva@redhat.com>
31642         * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
31643         2001-01-09  Alexandre Oliva  <aoliva@redhat.com>
31644         * config/sh/sh.md (shcompact_incoming_args): Set argument memory
31645         block.
31646         * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
31647         * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
31648         temporary for stack adjusts.  Use MACL and MACH to pass
31649         arguments to shcompact_incoming_args.
31650         * config/sh/sh.md (shcompact_incoming_args): Adjust.  Don't
31651         clobber r1.
31652         * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
31653         (nested_trampoline): Load static chain address into r1.
31654         * config/sh/sh.md (movdi_media splits): Fix sign-extension.
31655         2001-01-07  Alexandre Oliva  <aoliva@redhat.com
31656         * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
31657         fp_arith_reg_operand().
31658         2001-01-06  Alexandre Oliva  <aoliva@redhat.com>
31659         * config/sh/sh.md (casesi): Sign-extend the first two operands,
31660         and use signed compares for them.
31661         * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
31662         4-byte ones.  Instead, inter-leave them, maintaining the 8-byte
31663         ones properly aligned.
31664         (find_barrier): Account for extra alignment needed for 8-byte wide
31665         constants.
31666         (machine_dependent_reorg): Require a label for the second 4-byte
31667         constant after an 8-byte one.
31668         * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
31669         change.
31670         2001-01-05  Alexandre Oliva  <aoliva@redhat.com>
31671         * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
31672         last_float when switching float modes.
31673         * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
31674         auto-increment for general-purpose registers.
31675         * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
31676         result.
31677         * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
31678         for stack adjust.
31679         * config/sh/sh.c (sh_builtin_saveregs): Support using all
31680         registers for varargs.
31681         2001-01-01  Alexandre Oliva  <aoliva@redhat.com>
31682         * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
31683         * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
31684         CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
31685         (CALL_COOKIE_INT_REG_SHIFT): Adjust.
31686         (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK.  Adjust
31687         call_cookie accordingly.
31688         (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
31689         (SHCOMPACT_BYREF): Likewise.
31690         (SHCOMPACT_FORCE_ON_STACK): New macro.
31691         * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
31692         (sh_builtin_saveregs): Likewise.
31693         * config/sh/lib1funcs.asm (shcompact_call_trampoline,
31694         shcompact_incoming_args): Use new shift values.  Support
31695         sequences of consecutive and non-consecutive pushes/pops.
31696         * config/sh/sh.md (return): Don't explicitly use PR_REG.
31697         2001-01-05  Hans-Peter Nilsson  <hpn@cygnus.com>
31698         * config/sh/sh.h (TEXT_SECTION): Define.
31699         * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
31700         2001-01-05  Alexandre Oliva  <aoliva@redhat.com>
31701         * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
31702         * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
31703         return values on FPU-enabled SHmedia.
31704         (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
31705         FPU-enabled SHmedia.
31706         (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
31707         value is returned in a non-FP reg and is not returned by
31708         reference.
31709         * config/sh/sh.md (shcompact_return_tramp_i): Change type to
31710         jump_ind.
31711         2000-01-04  Alexandre Oliva  <aoliva@redhat.com>
31712         * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
31713         (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
31714         quad-aligned to be passed by callee-copy reference.
31715         2001-01-03  Alexandre Oliva  <aoliva@redhat.com>
31716         * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
31717         * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
31718         2001-01-02  Alexandre Oliva  <aoliva@redhat.com>
31719         * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
31720         copying low-numbered FP regs to r7 and r8.
31721         * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
31722         FP regs to general-purpose regs only if the copy was passed on the
31723         stack.
31724         * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
31725         copying FP reg to r9.
31726         * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
31727         copy FP regs to general-purpose regs only in outgoing calls.
31728         * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
31729         change from     2000-10-30.  Adjust for 64-bit (or 32-bit)
31730         HOST_WIDE_INT.
31731         * config/sh/sh.h (struct sh_args): Document all fields.
31732         (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
31733         passed partially on the stack should not consider making
31734         sibcalls.
31735         * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
31736         stack_regs only for incoming calls.  When passing FP args,
31737         make sure there are FP regs available before modifying
31738         call_cookie.
31739         (SHCOMPACT_BYREF): Pass double args in general-purpose
31740         registers by reference.
31741         2000-12-30  Alexandre Oliva  <aoliva@redhat.com>
31742         * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
31743         attempt to generate sibcalls if the caller got any arguments
31744         by reference.
31745         * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
31746         * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
31747         to 8-byte boundaries.
31748         * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
31749         * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
31750         * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
31751         stored in the stack.
31752         * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
31753         for the offsets to have the ISA bit set.
31754         (shcompact_call_trampoline): Document.  Swap r0 and r1, to match
31755         invocation.  Use beq instead of bgt to mark end of sequence of
31756         loads.
31757         (shcompact_incoming_args): Fix store of r2.  Use beq instead of
31758         bgt to mark end of sequence of stores.
31759         * config/sh/sh.c (arith_operand): Don't check whether
31760         CONST_OK_FOR_J for now.
31761         * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
31762         instead of long for conversion.
31763         2000-12-29  Alexandre Oliva  <aoliva@redhat.com>
31764         * config/sh/sh.c (print_operand_address): Convert INTVAL to int
31765         before passing it to fprintf.
31766         2000-12-28  Alexandre Oliva  <aoliva@redhat.com>
31767         * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
31768         Call set_fpscr before reading/writing SR.
31769         * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
31770         Call set_fpscr.
31771         * config/sh/lib1funcs.asm: Add `.align 2' directives before
31772         SHmedia code.
31773         (FMOVD_WORKS): Define on SH5 with FPU.
31774         (set_fpscr): Define on SH5.  Remove separate _fpscr_values
31775         setting.
31776         * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
31777         _fpscr_values.
31778         2000-12-28  Hans-Peter Nilsson  <hpn@cygnus.com>
31779         * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
31780         address.
31781         (ia_main_table): Ditto.
31782         2000-12-27  Alexandre Oliva  <aoliva@redhat.com>
31783         * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
31784         * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
31785         the definitions from sh.h.
31786         * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
31787         TARGET_SH5.
31788         (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
31789         * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
31790         * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
31791         2000-12-26  Alexandre Oliva  <aoliva@redhat.com>
31792         * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
31793         Increment LABEL_NUSES.
31795         * config/sh/sh.h (SIZE_TYPE): Define as conditional on
31796         TARGET_SH5.
31797         (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
31798         defined.
31799         * config/sh/elf.h (SIZE_TYPE): Likewise.
31800         * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
31801         * config/sh/lib1funcs.asm (shcompact_call_trampoline,
31802         shcompact_incoming_args): Load switch table addresses using
31803         datalabel.
31804         * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
31805         (NO_BUILTIN_SIZE_TYPE): Define.
31806         (SIZE_TYPE): Don't define.
31807         * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
31808         * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
31809         definition of __SH5__=32 for -m5-compact-nofpu.
31810         * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
31811         ADDR_DIFF_VEC.
31812         2000-12-24  Alexandre Oliva  <aoliva@redhat.com>
31813         * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
31814         2000-12-23  Alexandre Oliva  <aoliva@redhat.com>
31815         * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
31816         (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
31817         (INSN_LENGTH_ALIGNMENT): Likewise.
31818         2000-12-22  Alexandre Oliva  <aoliva@redhat.com>
31819         * config/sh/sh.md (call, call_value, sibcall): Simplify
31820         copying of non-branch-target register.
31821         2000-12-22  Alexandre Oliva  <aoliva@redhat.com>
31822         * glimits.h (__LONG_MAX__): Revert      2000-12-13's patch.
31823         * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
31824         2000-12-22  Alexandre Oliva  <aoliva@redhat.com>
31825         * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
31826         floating-point values as structs.
31827         (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
31828         (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
31829         general-purpose register.
31830         (SH5_PROTOTYPED_FLOAT_ARG): New macro.
31831         2000-12-20  Alexandre Oliva  <aoliva@redhat.com>
31832         * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
31833         * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
31834         * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
31835         (ENCODE_SECTION_INFO): Enclose variables and constants in
31836         DATALABEL unspecs.
31837         (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
31838         (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
31839         (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
31840         * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
31841         only for LABEL_REFs.  For SYMBOL_REFs, prepend
31842         SH_DATALABEL_ENCODING to the symbol name.
31843         * config/sh/sh.md (indirect_jump): Use SUBREG instead of
31844         convert_mode().
31845         2000-12-20  Alexandre Oliva  <aoliva@redhat.com>
31846         * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
31847         UNSPEC_DATALABEL.
31848         * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
31849         * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
31850         (DATALABEL_REF_P): Don't require CONST.
31851         (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
31852         REL label.
31853         2000-12-19  Alexandre Oliva  <aoliva@redhat.com>
31854         * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
31855         right.
31856         2000-12-18  Alexandre Oliva  <aoliva@redhat.com>
31857         * config/sh/sh.md (movsi_media, call, call_value, sibcall):
31858         Use shallow_copy_rtx and PUT_MODE to change the mode of
31859         SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
31860         * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
31861         on SHmedia using GENERAL_REGs.
31862         * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
31863         bltu_media_i): Fix reversion of conditions.
31864         2000-12-18  Alexandre Oliva  <aoliva@redhat.com>
31865         * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
31866         * config/sh/sh.c (output_far_jump): Save r13 in macl.
31867         2000-12-17  Alexandre Oliva  <aoliva@redhat.com>
31868         * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
31869         2000-12-16  Alexandre Oliva  <aoliva@redhat.com>
31870         * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
31871         (GCC_nested_trampoline): Likewise.
31872         * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
31873         * config/sh/sh.c (gen_datalabel_ref): Define.
31874         * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
31875         (INITIALIZE_TRAMPOLINE): Likewise.
31876         (TRAMPOLINE_ADJUST_ADDRESS): Define.
31877         (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
31878         (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
31879         (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
31880         * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
31881         (ic_invalidate): Adjust for SH5.
31882         (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
31883         * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
31884         _nested_trampoline.
31885         2000-12-15  Alexandre Oliva  <aoliva@redhat.com>
31886         * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
31887         (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
31888         2000-12-14  Alexandre Oliva  <aoliva@redhat.com>
31889         * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
31890         * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
31891         2000-12-14  Alexandre Oliva  <aoliva@redhat.com>
31892         * config/sh/sh.c (target_reg_operand): Match only target-branch
31893         registers and pseudos that aren't virtual registers.
31894         * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
31895         Copy operands that don't match target_reg_operand to pseudos.
31896         (call_media, call_value_media, sibcall_media): Use
31897         target_reg_operand instead of target_operand.
31898         2000-12-13  Alexandre Oliva  <aoliva@redhat.com>
31899         * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
31900         * config/sh/sh.c (target_reg_operand): Match hardware registers
31901         other than branch-target registers.
31902         * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
31903         * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
31904         (fpscr_values) [SH5 == 32]: Define.
31905         * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
31906         * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
31907         Handle function addresses coming in SUBREGs.
31908         2000-12-12  Alexandre Oliva  <aoliva@redhat.com>
31909         * config/sh/lib1funcs.asm (shcompact_call_trampoline,
31910         shcompact_return_trampoline): Use datalabel where appropriate.
31911         2000-12-09  Alexandre Oliva  <aoliva@redhat.com>
31912         * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
31913         general-purpose register to copy one branch-target register to
31914         another.
31915         2000-12-06  Alexandre Oliva  <aoliva@redhat.com>
31916         * config/sh/sh.c (target_operand): Accept LABEL_REFs and
31917         SYMBOL_REFs with VOIDmode.
31918         * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
31919         bltu_media_i): New insns.
31920         2000-12-06  Alexandre Oliva  <aoliva@redhat.com>
31921         * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
31922         (INIT_CUMULATIVE_ARGS): Likewise.
31923         2000-12-01  Alexandre Oliva  <aoliva@redhat.com>
31924         * machmode.def (V16SFmode): New mode.
31925         * c-common.c (type_for_mode): Support V2SF and V16SF.
31926         * tree.c (build_common_tree_nodes_2): Likewise.
31927         * tree.h (tree_index): Likewise.
31928         * calls.c (emit_call_1): Take args_so_far.  Adjust all
31929         callers.  Introduce CALL_POPS_ARGS.
31930         * tm.texi (CALL_POPS_ARGS): Document.
31931         * config/sh/crt1.asm: Implement in SHmedia mode.
31932         * config/sh/crti.asm, config/sh/crtn.asm: Likewise
31933         * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
31934         (DBX_REGISTER_NUMBER): Renumber registers for SH5.
31935         * config/sh/lib1funcs.asm: Disable functions unused in SH5.
31936         Implement divsi and udivsi in SHmedia mode.  Introduce
31937         SHcompact trampolines.
31938         * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
31939         only in SHmedia64.
31940         (regno_reg_class): Rewrite.
31941         (fp_reg_names): Remove.
31942         (sh_register_names, sh_additional_register_names): New.
31943         (print_operand): Added `u'.  Support SUBREGs in addresses.
31944         Add parentheses around shifted CONSTs.
31945         (output_file_start): Output .mode and .abi directives.
31946         (shiftcosts, addsubcosts, multcosts): Adjust.
31947         (output_stack_adjust): Compute alignment.  Sanity-check SIZE.
31948         (push_regs): Take array of HOST_WIDE_INTs.  Adjust callers.
31949         (calc_live_regs): Output to array of HOST_WIDE_INTs.  Count
31950         bytes, not registers.  Take into account the need for the
31951         SHcompact incoming args trampoline.  Adjust all callers.
31952         (sh_expand_prologue): Take stack_regs into account.  Call
31953         incoming args trampoline.  Keep stack aligned as per SH5 ABI.
31954         (sh_expand_epilogue): Take stack_regs into accoutn.  Keep
31955         stack aligned as per SH5 ABI.
31956         (sh_builtin_saveregs): Support SH5 ABI.
31957         (sh_build_va_list, sh_va_start): Likewise.
31958         (initial_elimination_offset): Take alignment into account.
31959         Compute location of PR according to the SH5 stack frame.
31960         (arith_reg_operand): Reject branch-target registers.
31961         (shmedia_6bit_operand): New.
31962         (logical_operand): Use CONST_OK_FOR_P on SHmedia.
31963         (target_reg_operand): Match DImode only.  Accept SUBREGs.
31964         (target_operand): New.
31965         * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
31966         (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI.  Initialize
31967         SIBCALL_REGS for SHmedia.
31968         (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
31969         (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
31970         (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
31971         (TARGET_SWITCHES): New SH5 flags.
31972         (OVERRIDE_OPTIONS): Set SH5-specific options.  Use
31973         VALID_REGISTER_P to disable unsupported registers.
31974         (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
31975         (POINTER_SIZE, PARM_BOUNDARY): Adjust.
31976         (FUNCTION_ARG_PADDING): Define.
31977         (FASTEST_ALIGNMENT): Adjust.
31978         (SH_REGISTER_NAMES_INITIALIZER): New.
31979         (sh_register_names): Declare.
31980         (DEBUG_REGISTER_NAMES): Define.
31981         (REGISTER_NAMES): Define based on sh_register_names.
31982         (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
31983         (sh_additional_register_names): Declare.
31984         (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
31985         (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
31986         (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
31987         (REGISTER_NATURAL_MODE): Define.
31988         (FIRST_PSEUDO_REGISTER): Adjust.
31989         (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
31990         (HARD_REGNO_CALL_PART_CLOBBERED): Define.
31991         (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
31992         (VECTOR_MODE_SUPPORTED_P): Define.
31993         (REG_CLASS_CONTENTS): Adjust.
31994         (SMALL_REGISTER_CLASSES): Adjust.
31995         (REG_ALLOC_ORDER): Adjust.
31996         (INDEX_REG_CLASS): Adjust.
31997         (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
31998         (CONST_OK_FOR_LETTER_P): Adjust.
31999         (PREFERRED_RELOAD_CLASS): Adjust.
32000         (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
32001         (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
32002         (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
32003         (FIRST_FP_PARM_REG): Adjust.
32004         (CALL_POPS_ARGS): Define.
32005         (FUNCTION_ARG_REGNO_P): Adjust.
32006         (struct sh_args): New fields.
32007         (GET_SH_ARG_CLASS): Adjust.
32008         (INIT_CUMULATIVE_ARGS): Adjust.
32009         (INIT_CUMULATIVE_INCOMING_ARGS): Define.
32010         (FUNCTION_ARG_ADVANCE): Adjust.
32011         (FUNCTION_ARG): Adjust.
32012         (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
32013         (FUNCTION_ARG_CALLEE_COPIES): Define.
32014         (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
32015         (STRICT_ARGUMENT_NAMING): Define.
32016         (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
32017         (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
32018         (SH5_WOULD_BE_PARTIAL_NREGS): Define.
32019         (SETUP_INCOMING_VARARGS): Adjust.
32020         (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
32021         (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
32022         (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
32023         (SUBREG_OK_FOR_INDEX_P): Adjust.
32024         (EXTRA_CONSTRAINT_S): Update.
32025         (EXTRA_CONSTRAINT_T): New.
32026         (EXTRA_CONSTRAINT): Adjust.
32027         (GO_IF_LEGITIMATE_INDEX): Adjust.
32028         (GO_IF_LEGITIMATE_ADDRESS): Adjust.
32029         (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
32030         (MOVE_MAX): Adjust.
32031         (MAX_MOVE_MAX): Define.
32032         (Pmode): Adjust.
32033         (CONST_COSTS): Adjust.
32034         (REGISTER_MOVE_COST): Adjust.
32035         (BRANCH_COST): Adjust.
32036         (TEXT_SECTION_ASM_OP): Adjust.
32037         (DBX_REGISTER_NUMBER): Adjust.
32038         (ASM_OUTPUT_DOUBLE_INT): New.
32039         (UNALIGNED_DOUBLE_INT_ASM_OP): New.
32040         (PREDICATE_CODES): Adjust.
32041         (PROMOTE_MODE): Adjust.
32042         (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
32043         * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
32044         (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
32045         (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
32046         (DR0_REG, DR2_REG, DR4_REG): Renumber.
32047         (TR0_REG, TR1_REG, TR2_REG): New.
32048         (XD0_REG): Renumber.
32049         (UNSPEC_COMPACT_ARGS): New.
32050         (type): Added pt and ptabs.
32051         (length): Default to 4 on SHmedia.  Default pt length to 12
32052         and     20 on SHmedia32 and SHmedia64, respectively.
32053         (pt): New function unit.
32054         (movdi, movsi): Add types pt and ptabs.  Don't increment LABEL_NUSES.
32055         Add whitespace between operands of SHmedia instructions.
32056         (movdicc): Fix.
32057         (adddi3_media, addsi3_media): Adjust constraints.
32058         (subsi3) [SHmedia]: Force operand 1 into a register.
32059         (udivsi3_i1_media, udivsi3_i4_media): New.
32060         (udivsi3): Support SHmedia.
32061         (divsi3_i1_media, divsi3_i4_media): New.
32062         (divsi3): Support SHmedia.
32063         (anddi3, iordi3, xordi3): Adjust constraints.
32064         (zero_extendhidi2, zero_extendqidi2): New.
32065         (extendsidi2, extendhidi2, extendqidi2): New.
32066         (push, pop, push_e, push_fpul, push_4): Disable on SH5.
32067         (pop_e, pop_fpul, pop_4): Likewise.
32068         (movsi_media): Support FP and BT registers.
32069         (movsi_media_nofpu): New.  Adjust splits to DImode.
32070         (lduw, ldub): Renamed to zero_extend* above.
32071         (movqi_media): Fix typo.
32072         (movdi_media): Support FP and BT registers.
32073         (movdi_media_nofpu): New.  Adjust splits for SHmedia32.
32074         (movdi_const_32bit): New.
32075         (shori_media): Require immediate operand.  Use `u' for output.
32076         (movdf_media, movsf_media): Simplified.
32077         (movdf_media_nofpu, movsf_media_nofpu): New.
32078         (movdf, movsf): Adjust
32079         (movv2sf, movv2sf, movv16sf): New.
32080         (beq_media, beq_media_i): Adjust constraints.  Don't use
32081         scratch BT register.
32082         (bne_media, bne_media_i): Likewise.
32083         (bgt_media, bgt_media_i): Likewise.
32084         (bge_media, bge_media_i): Likewise.
32085         (bgtu_media, bgtu_media_i): Likewise.
32086         (bgeu_media, bgeu_media_i): Likewise.
32087         (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
32088         bunordered): Emit jump insn.  Force operands to registers when
32089         needed.
32090         (jump_media, jump): Simplify.
32091         (call_compact, call_compact_rettramp): New.
32092         (call_value_compact, call_value_compact_rettramp): New.
32093         (call_media, call_value_media): Simplify.
32094         (sibcall_compact, sibcall_media): New.
32095         (call, call_value): Adjust for SHmedia and SHcompact.
32096         (sibcall, sibcall_value, untyped_call): Likewise.
32097         (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
32098         (indirect_jump): Adjust for SHmedia.
32099         (casesi_jump_media): New.
32100         (nop): Re-enable for SHmedia.
32101         (call_site): Restrict to SH1.
32102         (casesi): Adjust for SHmedia.
32103         (casesi_shift_media, casesi_load_media): New.
32104         (return): Explicitly use PR register.  Call return trampoline
32105         on SHcompact.
32106         (return_i): Explicitly use PR register.
32107         (shcompact_return_tramp, shcompact_return_tramp_i): New.
32108         (return_media): Adjust.
32109         (shcompact_incoming_args): New.
32110         (epilogue): Adjust.
32111         (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
32112         (movstrsi): Disable on SH5.
32113         (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
32114         (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
32115         (subsf3, subsf3_media): Likewise.
32116         (mulsf3, mulsf3_media, mac_media): Likewise.
32117         (divsf3, divsf3_media): Likewise.
32118         (floatdisf2, floatsisf2_media): Likewise.  Adjust constraints.
32119         (floatsisf2, fux_truncsfsi2): Likewise.
32120         (fix_truncsfdi2, fix_truncsfsi2_media): Likewise.  Adjust
32121         constraints.
32122         (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
32123         (cmpunsf_media, cmpsf): Likewise.
32124         (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
32125         (abssf2, abssf2_media): Likewise.
32126         (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
32127         (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
32128         (floatdidf2, floatsidf2_media): Likewise.  Adjust constraints.
32129         (floatsidf2, fix_truncdfsi2): Likewise.
32130         (fix_truncdfdi2, fix_truncdfsi2_media): Likewise.  Adjust
32131         constraints.
32132         (cmpeqdf_media, cmpgtdf_media): Likewise.
32133         (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
32134         (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
32135         (absdf2, absdf2_media): Likewise.
32136         (extendsfdf2, extendsfdf2_media): Likewise.
32137         (truncsfdf2, truncsfdf2_media): Likewise.
32138         * config/sh/sh64.h: New file.
32139         * config/sh/t-sh64: New file.
32140         * config/sh/shmedia.h: New file.
32141         * config/sh/ushmedia.h: New file.
32142         * config/sh/sshmedia.h: New file.
32143         * configure.in: Added sh64-*-elf.
32144         * configure: Rebuilt.
32145         2000-10-10  Alexandre Oliva  <aoliva@redhat.com>
32146         * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
32147         (reg_class_from_letter): Use `b' for TARGET_REGS.
32148         (print_operand): Support `%M', `%m', `AND' and
32149         `ASHIFTRT'.  Do not precede constants with `#' on SHmedia.
32150         (andcosts): Adjust for SHmedia.
32151         (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
32152         Likewise.
32153         (target_reg_operand): New function.
32154         * config/sh/sh-protos.h (target_reg_operand): Declare.
32155         * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
32156         FP registers on SH5.
32157         (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
32158         on SH4.
32159         (TARGET_REGISTER_P): New macro.
32160         (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
32161         (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
32162         (EXTRA_CONSTRAINT_S): New macro.
32163         (EXTRA_CONSTRAINT): Adjust.
32164         (FLOAT_TYPE_SIZE): Define to 32.
32165         (Pmode): DImode on SHmedia.
32166         (CONST_COSTS): Adjust for SHmedia literals.
32167         (PREDICATE_CODES): Added target_reg_operand.
32168         (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
32169         * config/sh/sh.md: Remove all attrs from SHmedia insns.
32170         (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
32171         (cmpdi): Accept SHmedia.
32172         (movdicc_false, movdicc_true): New insns.
32173         (movdicc): New expand.
32174         (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
32175         no_new_pseudos.
32176         (addsi3_media): Match `S' constraint.
32177         (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
32178         (negdi2): Expand for SHmedia.
32179         (one_cmpldi2): New expand.
32180         (zero_extendsidi2): Change from expand to insn.
32181         (extendsidi2): Add constraints.
32182         (movdi_media, movsi_media): Change `%x' to `%M'.  Use `%m' for
32183         LD/ST address.  Fix SI immediate loading split.
32184         (movhi_media, movqi_media, lduw, ldub): New insns.
32185         (movhi, movqi): Accept SHmedia.
32186         (shori_media, movdi_media): Relax input constraints.  Split
32187         symbolic constants.
32188         (movdf_media, movsf_media): New insn.  New split to movdi.
32189         (movdf, movsf): Match on SHmedia.
32190         (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
32191         bgeu_media): New insns and splits.  New insns with `_i' suffix.
32192         (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
32193         (bunordered): New expand.
32194         (jump_compact): Renamed from `jump'.
32195         (jump_media): New insn.
32196         (jump): New expand.
32197         (call_media, call_value_media): New insns.
32198         (call, call_value): Adjust.
32199         (indirect_jump_compact): Renamed from `indirect_jump'.
32200         (indirect_jump_media): New insn.
32201         (indirect_jump): New expand.
32202         (untyped_call, return): Accept SHmedia.
32203         (return_media): New insn.
32204         (prologue, epilogue, blockage): Accept SHmedia.
32205         (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
32206         (sunordered): New expand.
32207         (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
32208         cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
32209         (addsf3_media, subsf3_media, mulsf3_media, mac_media,
32210         divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
32211         fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
32212         cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
32213         abssf2_media): New insns.
32214         (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
32215         cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
32216         (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
32217         floatdidf2, floatsidf2_media, fix_truncdfdi2,
32218         fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
32219         cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
32220         absdf2_media): New insns.
32221         (extendsfdf2, truncdfsf2): Adjust for SHmedia.
32222         (extendsfdf2_media, truncdfsf2_media): New insns.
32223         2000-09-14  Alexandre Oliva  <aoliva@redhat.com>
32224         * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
32225         * config/sh/sh.h (CONST_OK_FOR_J): Document.
32226         (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
32227         * config/sh/sh.md (adddi3): New expand.
32228         (adddi3_media, adddi3z_media): New insns.
32229         (adddi3_compact): Renamed from adddi3.
32230         (addsi3_media): Use add.l r63 to add constant zero.
32231         (subdi3): New expand.
32232         (subdi3_media): New insn.
32233         (subdi3_compact): Renamed from subdi3.
32234         (mulsidi3): New expand.
32235         (mulsidi3_media): New insn.
32236         (mulsidi3_compact): Renamed from mulsidi3.
32237         (umulsidi3): New expand.
32238         (umulsidi3_media): New insn.
32239         (umulsidi3_compact): Renamed from umulsidi3.
32240         (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
32241         (ashlsi3, ashrsi3, lshrsi3): Use them.
32242         (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
32243         (ashldi3, ashrdi3, lshrdi3): Use them.
32244         (zero_extendsidi2): New expand.
32245         (extendsidi2): New insn.
32246         (movsi_media): New insn.  Split to movdi to load constants.
32247         (movsi): Enable for shmedia.
32248         (movdi_media): New insn.  Use shori_media to load wide constants.
32249         (short_media): New insn.
32250         (movdi): Enable for shmedia.
32251         2000-09-08  Alexandre Oliva  <aoliva@redhat.com>
32252         * config/sh/sh.h (CPP_SPEC): Added `m5'.
32253         (SUBTARGET_CPP_SPEC): Added `!m5'.
32254         (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
32255         (TARGET_SWITCHES): Added `5' and `5-compact'.  Added SH1_BIT
32256         to all other SH variants.
32257         (TARGET_DEFAULT): Set to SH1_BIT.
32258         (OVERRIDE_OPTIONS): Recognize sh5 CPU.
32259         (BITS_PER_WORD): Raise to 64 on shmedia.
32260         (MAX_BITS_PER_WORD): Change to 64.
32261         (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
32262         (INT_TYPE_SIZE): Keep as 32.
32263         (UNITS_PER_WORD): Raise to 8 on shmedia.
32264         (MIN_UNITS_PER_WORD): Keep as 4.
32265         (POINTER_SIZE): Raise to 64 on shmedia.
32266         (CONST_OK_FOR_J): New macro.
32267         (CONST_OK_FOR_LETTER_P): Use it.
32268         (processor_type): Add PROCESSOR_SH5.
32269         * config/sh/sh.md: Conditionalize all expands, insns and
32270         splits to TARGET_SH1.
32271         (cpu): Added sh5.
32272         (addsi3_compact): Renamed from...
32273         (addsi3): Now an expand.
32274         (addsi3_media, subsi3_media): New insns.
32275         (subsi3): Don't negate constants with SHmedia.
32277         * hooks.c: New file.
32278         * hooks.h: New file.
32279         * Makefile.in (HOOKS_H): New.
32280         (TARGET_DEF_H): Added $(HOOKS_H).
32281         (OBJS): Added hooks.o.
32282         (cfgcleanup.o, bb-reorder.o): Added target.h.
32283         (hooks.o): Added dependencies.
32284         * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
32285         (TARGET_INITIALIZER): this.
32286         * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
32287         * target.h (struct gcc_target): Added cannot_modify_jumps_p.
32288         * bb-reorder.c: Include target.h.
32289         (reorder_basic_blocks): Skip if cannot modify jumps.
32290         * cfgcleanup.c: Include target.h.
32291         (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
32293 2002-02-08  Chris Demetriou  <cgd@broadcom.com>
32295         * config/mips/mips.md (casesi_internal, casesi_internal_di):
32296         Protect jump delay slot instructions with .set noreorder and
32297         .set nomacro.
32299 2002-02-08  Chris Demetriou  <cgd@broadcom.com>
32301         * config/mips/mips.md (casesi_internal_di): Calculate
32302         the index into the target offset table correctly.
32304 2002-02-08  Richard Henderson  <rth@redhat.com>
32306         * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
32307         * final.c (output_addr_const): Accept and discard SUBREG.
32308         * varasm.c (decode_addr_const): Don't abort on unknown expressions --
32309         mark them unknown instead.
32310         (simplify_subtraction): Handle RTX_UNKNOWN.
32311         (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
32313 2002-02-08  David Edelsohn  <edelsohn@gnu.org>
32315         * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
32317 2002-02-08  Richard Henderson  <rth@redhat.com>
32319         * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
32321 2002-02-08  Andreas Jaeger  <aj@suse.de>
32323         * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
32324         * config/i386/t-linux64: New file.
32326 2002-02-08  Jakub Jelinek  <jakub@redhat.com>
32328         * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
32329         * c-parse.in (compstmt): Clear last_expr_type.
32331 2002-02-07  Richard Henderson  <rth@redhat.com>
32333         * loop.c (strength_reduce): Sink final_value when not
32334         eliminating a biv.
32336 2002-02-07  David O'Brien  <obrien@FreeBSD.org>
32338         * config/sparc/freebsd.h: Fix mismatched spec {.
32340 2002-02-07  Richard Henderson  <rth@redhat.com>
32342         * cfgrtl.c: Include recog.h and insn-config.h.
32343         (keep_with_call_p): Fix general_operand invocation.
32344         * Makefile.in (cfgrtl.o): Update dependencies.
32346 2002-02-07  Kazu Hirata  <kazu@hxi.com>
32348         * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
32349         comment.  Accept HImode only if TARGET_H8300.
32351 2002-02-07  Eric Christopher  <echristo@redhat.com>
32353         * config/mips/crtn.asm: Cleanup #ifdefs.
32355 2002-02-07  Eric Christopher  <echristo@redhat.com>
32357         * config/mips/crti.asm: Add changes for mips16. mips16 uses
32358         register 7 as RA instead of $31.
32359         * config/mips/crtn.asm: Ditto.
32360         * config/mips/mips.c (mips_move_2words): Add case for
32361         TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
32362         (compute_frame_size): Fix typo.
32363         (save_restore_insns): Ditto.  Make documentation about using
32364         register $7 as return register more precise.
32365         (mips_expand_epilogue): Fix comment. Add code to work around not
32366         being able to add to the stack pointer directly.
32367         * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
32368         to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
32369         epilogue.
32371 2002-02-07  Tom Rix  <trix@redhat.com>
32373         * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
32374         immediates in ldu and stdu DS opcode field.
32375         * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
32376         * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
32377         * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
32379 2002-02-07  Jeff Sturm  <jsturm@one-point.com>
32381         * config/sparc/sparc.c (compute_frame_size): Don't correct frame
32382         offset for stack bias.
32384 2002-02-07  H.J. Lu <hjl@gnu.org>
32386         * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
32388 2002-02-07  Ulrich Weigand  <uweigand@de.ibm.com>
32390         * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
32392 Thu Feb  7 12:14:17 CET 2002  Jan Hubicka  <jh@suse.cz>
32394         * i386-protos.h (x86_order_regs_for_local_alloc): Declare
32395         * i386.c (x86_order_regs_for_local_alloc): New global function.
32396         * i386.h (REG_ALLOC_ORDER): CLeanup.
32397         (ORDER_REGS_FOR_LOCAL_ALLOC): New.
32399 2002-02-07  Richard Henderson  <rth@redhat.com>
32401         PR optimization/2463
32402         * alias.c (find_base_value): Recall base values for fixed hard regs.
32403         * loop.c (loop_regs_update): Don't use single_set on non-insns.
32405 2002-02-07  Alexandre Oliva  <aoliva@redhat.com>
32407         * config/mips/mips.md (define_delay) [mips16]: Adjust required
32408         length.
32410 2002-02-06  Richard Henderson  <rth@redhat.com>
32412         PR c/5609
32413         * stmt.c (resolve_operand_name_1): Take more care with mixed
32414         named and unnamed operands.
32416 2002-02-06  Janis Johnson  <janis187@us.ibm.com>
32417             Jan Hubicka  <jh@suse.cz>
32419         * loop.c (remove_constant_addition): Avoid clobbering a shared
32420         CONST expression.
32422 2002-02-06  Ulrich Weigand  <uweigand@de.ibm.com>
32424         * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
32425         * config/s390/t-linux64: New file.
32426         * config/s390/libgcc-glibc.ver: New file.
32428 2002-02-06  Ulrich Weigand  <uweigand@de.ibm.com>
32430         * config/s390/linux64.h: Delete file.
32431         * config/s390/s390x.h: New file.
32432         * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
32433         as target header file.
32434         * config/s390/linux.h (TARGET_VERSION): Define depending on
32435         DEFAULT_TARGET_64BIT.
32436         (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
32437         (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
32438         (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
32439         (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
32440         (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
32441         (EXTRA_SPEC): New define.
32442         * config/s390/s390.h (TARGET_VERSION): Define depending on
32443         DEFAULT_TARGET_64BIT.
32444         (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
32446 2002-02-06  Jason Merrill  <jason@redhat.com>
32448         * c-decl.c (finish_function): Warn about a non-void function with
32449         no return statement and no abnormal exit.
32450         (current_function_returns_abnormally): New variable.
32451         (start_function): Clear it.
32452         (struct c_language_function): Add returns_abnormally.
32453         (push_c_function_context): Save it.
32454         (pop_c_function_context): Restore it.
32455         (builtin_function): Set TREE_THIS_VOLATILE on return fns.
32456         (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
32457         an explicit return type.
32458         * c-tree.h: Declare current_function_returns_abnormally.
32459         (C_FUNCTION_IMPLICIT_INT): New macro.
32460         * c-typeck.c (build_function_call): Set it.
32461         (c_expand_return): Set current_function_returns_value even if the
32462         value is erroneous.
32464 2002-02-06  Jakub Jelinek  <jakub@redhat.com>
32466         PR c/5420:
32467         * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
32468         unsafe for reevaluation.
32470 2002-02-06  Jakub Jelinek  <jakub@redhat.com>
32472         PR c/5482:
32473         * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
32474         EXPR_STMT, but COMPOUND_STMT, recurse into it.
32476 2002-02-06  Richard Henderson  <rth@redhat.com>
32478         * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
32479         be a general_operand.  Dest for function value must be a pseudo.
32481 2002-02-06  Nick Clifton  <nickc@cambridge.redhat.com>
32483         * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
32484         as SYMBOL_REFs from the constant pool.
32486 2002-02-06  Alexandre Oliva  <aoliva@redhat.com>
32488         * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
32489         passed by invisible reference.
32491 2002-02-05  Richard Henderson  <rth@redhat.com>
32493         * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
32495 2002-02-06  Hans-Peter Nilsson  <hp@bitrange.com>
32497         Implement using "base addresses" in insn operands as default.
32498         * config/mmix/mmix.c (mmix_conditional_register_usage): if
32499         -mabi=gnu, modify fixed_regs to fit the GNU ABI.
32500         (mmix_extra_constraint): Use 'R' to indicate that GETA should be
32501         used to read the rtx value.
32502         (mmix_target_asm_function_epilogue): Fix spacing.
32503         (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
32504         (mmix_legitimate_address): Ditto.
32505         (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
32506         should be loaded with a GETA insn.  Don't allocate needless extra
32507         char for nul termination and fix misleading comment.
32508         (mmix_print_operand_address): Handle constants if
32509         TARGET_BASE_ADDRESSES.
32510         (mmix_output_register_setting): Use base addressing if
32511         TARGET_BASE_ADDRESSES and the number of insns is 3.
32512         * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
32513         * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
32514         to use R as constraint, add LDA to match s.
32515         * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
32516         (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
32517         (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
32518         (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
32519         (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
32520         order with other fixed registers.
32521         (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
32522         other parameter/call-clobbered registers.
32523         * doc/invoke.texi (Option Summary) <MMIX Options>: Add
32524         -mbase-addresses, -mno-base-addresses.
32525         (MMIX Options): Ditto.
32527 2002-02-05  John David Anglin  <dave@hiauly1.hia.nrc.ca>
32529         * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
32531 2002-02-06  Aldy Hernandez  <aldyh@redhat.com>
32533         * config/rs6000/altivec.h: Change elem to _S_elem.
32535 2002-02-05  Jason Thorpe  <thorpej@wasabisystems.com>
32537         * config/netbsd.h (WCHAR_TYPE): Define.
32538         (WCHAR_TYPE_SIZE): Ditto.
32539         (WINT_TYPE): Ditto.
32540         * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
32541         (WCHAR_UNSIGNED): Ditto.
32542         (WCHAR_TYPE_SIZE): Ditto.
32543         (WINT_TYPE): Ditto.
32544         * config/arm/netbsd.h: Likewise.
32545         * config/i386/netbsd-elf.h: Likewise.
32546         * config/i386/netbsd.h: Likewise.
32547         * config/m68k/netbsd-elf.h: Likewise.
32548         * config/m68k/netbsd.h: Likewise.
32549         * config/ns32k/netbsd.h: Likewise.
32550         * config/sparc/netbsd.h: Likewise.
32551         * config/vax/netbsd.: Likewise.
32553 2002-02-05  Alexandre Oliva  <aoliva@redhat.com>
32555         * target.h (struct gcc_target): Added ms_bitfield_layout_p.
32556         * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New.  Added to...
32557         (TARGET_INITIALIZER): this.
32558         * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
32559         (BITFIELD_NBYTES_LIMITED): Markup fix.
32560         * tree.h (default_ms_bitfield_layout_p): Declare.
32561         (record_layout_info): Added prev_field.
32562         * tree.c (default_ms_bitfield_layout_p): New fn.
32563         * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
32564         PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
32565         * stor-layout.c: Include target.h.
32566         (start_record_layout): Initialize prev_field.
32567         (place_field): Handle MS bit-field layout, and disregard
32568         EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
32569         PCC_BITFIELD_TYPE_MATTERS in this case.  Update prev_field.
32570         * Makefile.in (stor-layout.o): Adjust dependencies.
32572 2002-02-05  Jason Merrill  <jason@redhat.com>
32574         * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
32576 2002-02-05  Andreas Jaeger  <aj@suse.de>
32578         * crtstuff.c: Fix comments.
32580 2002-02-05  Richard Henderson  <rth@redhat.com>
32582         PR fortran/3393
32583         * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
32584         (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
32586         PR fortran/3392
32587         * config/mips/mips.c (function_arg): Handle TImode.
32588         (function_arg_advance): Likewise.
32590 2002-02-05  Aldy Hernandez  <aldyh@redhat.com>
32592         * config/rs6000/altivec.h (vec_step_help): Rename to
32593         __vec_step_help.
32595 2002-02-05  Aldy Hernandez  <aldyh@redhat.com>
32597         * config/rs6000/altivec.h: Fix typos.
32599 2002-02-05  Jason Thorpe  <thorpej@wasabisystems.com>
32601         * config/arm/netbsd.h: Correct a comment.
32603 2002-02-05  Aldy Hernandez  <aldyh@redhat.com>
32605         * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
32606         building void typed builtins.
32608         * config/rs6000/altivec.h (vec_ld*): Fix typos.
32609         (vec_step): Implement for C++.
32611 Mon Feb  4 19:23:19 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
32613         * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
32615 2002-02-04  Richard Henderson  <rth@redhat.com>
32617         * combine.c (nonzero_bits): Re-introduce special case for
32618         sp/fp/ap wrt REGNO_POINTER_ALIGN.
32620 2002-02-05  Aldy Hernandez  <aldyh@redhat.com>
32622         * doc/extend.texi: Warn about unsupported usage of altivec
32623         builtins.
32625         * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
32626         (altivec_predicate_*): New.
32628         * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
32629         Add C++ version of vec_*() functions.
32631         * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
32632         (bdesc_2arg): Remove altivec predicates.
32633         (altivec_expand_builtin): Handle predicates.
32634         (altivec_init_builtins): Handle predicates.
32635         (altivec_expand_predicate_builtin): New.
32637 2002-02-04  John David Anglin  <dave@hiauly1.hia.nrc.ca>
32639         * pa.c (DO_FRAME_NOTES): Move forward.
32640         (store_reg): Revise handling of frame notes.
32641         (load_reg): Likewise.
32642         (set_reg_plus_d): Likewise.
32643         (hppa_expand_prologue): Likewise.
32644         (hppa_expand_epilogue): Likewise.
32646 2002-02-04  John David Anglin  <dave@hiauly1.hia.nrc.ca>
32648         * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
32650 2002-02-04  Jakub Jelinek  <jakub@redhat.com>
32652         PR c/4475, c++/3780:
32653         * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
32654         * c-common.h (SWITCH_TYPE): Define.
32655         * c-typeck.c (c_start_case): Set SWITCH_TYPE.
32656         * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
32657         Rename spareness variable to sparseness.
32658         (expand_end_case_type): Renamed from expand_end_case, use orig_type
32659         if non-NULL instead of TREE_TYPE (orig_index).
32660         * tree.h (expand_end_case_type): Renamed from expand_end_case.
32661         (expand_end_case): Define using expand_end_case_type.
32662         * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
32663         to expand_end_case_type.
32664         * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
32666 2002-02-04  John David Anglin  <dave@hiauly1.hia.nrc.ca>
32668         * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
32669         (BIGGEST_ALIGNMENT): Change to 128.
32671 2002-02-04  John David Anglin  <dave@hiauly1.hia.nrc.ca>
32673         * pa32-linux.h (LINK_COMMAND_SPEC): Define.
32675 2002-02-04  John David Anglin  <dave@hiauly1.hia.nrc.ca>
32677         * pa.md (call_internal_reg_64bit): Remove unused variable.
32679 2002-02-04  Nick Clifton  <nickc@cambridge.redhat.com>
32681         * config/arm/arm.h (machine_function): Add uses_anonymous_args
32682         field.
32683         (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
32684         * config/arm/arm.c (current_function_anonymous_args): Delete,
32685         replace uses with cfun->machine->uses_anonymous_args.
32686         (arm_reorg): Do not reset uses_anonymous_args.
32688         * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
32689         any geenral register.
32691 2002-02-04  Bernd Schmidt  <bernds@redhat.com>s
32693         * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
32694         the entry block.
32696 2002-02-04  Richard Henderson  <rth@redhat.com>
32698         * combine.c (force_to_mode): Remove STACK_BIAS code.
32699         (nonzero_bits): Likewise.  Replace sp/fp special case with
32700         REGNO_POINTER_ALIGN.
32702         * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
32703         (HARD_FRAME_POINTER_REGNUM): New.
32704         (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
32705         (FIXED_REGS, CALL_USED_REGS): Update.
32706         (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
32707         (CONDITIONAL_REGISTER_USAGE): Update for HFP.
32708         (HARD_REGNO_NREGS): Update for SFP.
32709         (STACK_POINTER_OFFSET): Include bias here ...
32710         (FIRST_PARM_OFFSET): ... not here.
32711         (STACK_BIAS): Remove.
32712         (INIT_EXPANDERS): New.
32713         (STARTING_FRAME_OFFSET): Do not include bias.
32714         (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
32715         (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
32716         (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
32717         * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
32718         * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
32719         * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
32720         (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
32721         (MUST_SAVE_REGISTER): Likewise.
32722         (sparc_flat_function_prologue): Likewise.
32723         (sparc_flat_function_epilogue): Likewise.
32724         (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
32725         (sparc_init_modes): SFP is GENERAL_REGS.
32726         (sparc_builtin_saveregs): SFP does not have bias applied.
32728 2002-02-04  Richard Henderson  <rth@redhat.com>
32730         * config/alpha/alpha.c (current_function_is_thunk): Don't check
32731         current_function_is_thunk.
32732         (alpha_sa_mask): Distinguish between current_function_is_thunk
32733         called from ASM_OUTPUT_MI_THUNK and not.
32734         (alpha_does_function_need_gp): Thunks always need gp.
32735         (alpha_start_function, alpha_output_function_end_prologue): Likewise.
32736         (alpha_output_mi_thunk_osf): New.
32737         * config/alpha/alpha-protos.h: Update.
32738         * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
32740 2002-02-04  Richard Sandiford  <rsandifo@redhat.com>
32742         * c-typeck.c (build_c_cast): Warn when qualifiers are added to
32743         function types, not when they're taken away.
32745 Mon Feb  4 09:05:58 2002  Jeffrey A Law  (law@redhat.com)
32747         * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
32748         CODE_LABEL and jump table when replacing a table jump with a
32749         simple jump.
32751 2002-02-04  Ulrich Weigand  <uweigand@de.ibm.com>
32753         * config/s390/s390-protos.h (legitimize_la_operand,
32754         s390_secondary_input_reload_class, s390_plus_operand,
32755         s390_expand_plus_operand): Add prototypes.
32757         config/s390/s390.c (s390_secondary_input_reload_class,
32758         s390_plus_operand, s390_expand_plus_operand): New functions.
32760         (struct s390_address): New member 'pointer'.
32761         (s390_decompose_address): Compute it.
32762         (legitimate_la_operand_p): Use it.
32763         (legitimize_la_operand): New function.
32764         (movti, movdi, movdf splitters): Call it.
32766         config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
32767         (PREDICATE_CODES): Add s390_plus_operand.
32769         config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
32770         (la_ccclobber): Allow GENERAL_REGS as output operand.
32772         (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
32773         *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
32774         (*la_64, *la_31, reload_indi, reload_insi): ... these.
32776 2002-02-04  Ulrich Weigand  <uweigand@de.ibm.com>
32778         * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
32779         register names for regular asm () construct.
32781 2002-02-04  Jakub Jelinek  <jakub@redhat.com>
32783         * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
32784         registers.
32786 2002-02-04  Jakub Jelinek  <jakub@redhat.com>
32788         * combine.c (recog_for_combine): Create a dummy insn with PATTERN
32789         pat for recog.
32791 2002-02-04  Hartmut Penner  <hpenner@de.ibm.com>
32793         * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
32794         constant pool to be identical by string address and index.
32796 2002-02-04  Anthony Green  <green@redhat.com>
32798         * output.h (SECTION_OVERRIDE): Define.
32799         * varasm.c (named_section): Obey SECTION_OVERRIDE.
32801 2002-02-03  Jason Thorpe  <thorpej@wasabisystems.com>
32803         * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
32804         by existing arm*-*-netbsd* (a.out) target.
32805         (ns32k-*-netbsdelf*): Likewise.
32806         (sparc-*-netbsdelf*): Likewise.
32807         (vax-*-netbsdelf*): Likewise.
32809 2002-02-03  Danny Smith <dannysmith@users.sourceforge.net>
32811         * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
32812         headers and libobjc headers.
32814 2002-02-03  Mumit Khan  <khan@nanotech.wisc.edu>
32816         * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
32817         (_mingw.h): Remove duplicate include.
32819 2002-02-03  Jason Thorpe  <thorpej@wasabisystems.com>
32821         * config.gcc: Set cpu_type to m68k for 68010, as well.
32822         (m68010-*-netbsdelf*): New...
32823         (m68k*-*-netbsdelf*): ...targets.
32824         * config/m68k/netbsd-elf.h: New file.
32826 2002-02-02  Kazu Hirata  <kazu@hxi.com>
32828         * config/h8300/h8300.c (hand_list): Move inside function_arg.
32830 2002-02-02  Kazu Hirata  <kazu@hxi.com>
32832         * config/h8300/h8300.c (h8_push_ops): Move inside
32833         h8300_init_once.
32834         (h8_pop_ops): Likewise.
32835         (h8_move_ops): Likewise.
32837 2002-02-02  Kazu Hirata  <kazu@hxi.com>
32839         * config/h8300/h8300.c (os_task): Make it static.
32840         (monitor): Likewise.
32841         (pragma_saveall): Likewise.
32843 2002-02-02  Alexandre Oliva  <aoliva@redhat.com>
32845         * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
32846         constant is a valid sign-extension for Pmode.
32848 2002-02-02  Kazu Hirata  <kazu@hxi.com>
32850         * config/h8300/h8300.c: Fix formatting.
32852 2002-02-02  Kazu Hirata  <kazu@hxi.com>
32854         * config/h8300/h8300.md: Fix formatting.
32856 2002-02-02  Kazu Hirata  <kazu@hxi.com>
32858         * config/h8300/h8300.md (one_cmpl patterns): Tighten the
32859         predicates of operands[1].  Split the patterns for each
32860         processor variant.
32862 2002-02-02  Kazu Hirata  <kazu@hxi.com>
32864         * config/h8300/h8300.md (xor patterns): Tighten the predicates
32865         of operands[1] to register_operand.
32867 2002-02-02  Neil Booth  <neil@daikokuya.demon.co.uk>
32869         * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
32870         * cpphash.c (_cpp_init_hashtable): Similarly.
32871         * cppinit.c (cpp_create_reader): Default the signed_char flag.
32872         (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
32873         (COMMAND_LINE_OPTIONS): Recognize -f{un,}signed-char.
32874         (cpp_handle_option): Handle the new options.
32875         * cpplex.c (cpp_interpret_charconst): Use new flag.
32876         * cpplib.h (struct cpp_options): New member signed_char.
32877         * gcc.c (cpp_unique_options): Remove %c spec and documentation.
32878         (cpp_options): Handle -fsigned-char and -funsigned-char.
32879         (static_specs): Remove signed_char_spec.
32880         (do_spec1): Don't handle %c.
32881         * system.h: Poison SIGNED_CHAR_SPEC.
32882         * tradcif.y (yylex): Use flag_signed_char.
32883         * tradcpp.h (flag_signed_char): New.
32884         * tradcpp.c (flag_signed_char): New.
32885         (main): Handle new command-line options.
32886         (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
32887 config:
32888         * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
32889         * avr/avr.h: Remove old comments.
32890         * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
32891         (CC1_SPEC): Pass -fsigned-char if -mic*.
32892         (SIGNED_CHAR_SPEC): Remove.
32893 doc:
32894         * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
32896 2002-02-01  Eric Christopher  <echristo@redhat.com>
32898         From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
32899         * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
32900         * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
32901         (ASM_OUTPUT_REG_POP): Ditto.
32903 2002-02-02  Neil Booth  <neil@daikokuya.demon.co.uk>
32905         * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
32906         patch.
32908 2002-02-02  Jakub Jelinek  <jakub@redhat.com>
32910         * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
32912 2002-02-02  Jakub Jelinek  <jakub@redhat.com>
32914         PR c/5304:
32915         * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
32916         unconditionally.
32918 2002-02-01  Janis Johnson  <janis187@us.ibm.com>
32920         * cfganal.c: Include tm_p.h.
32921         (keep_with_call_p): Fix the test that determines if a register holds
32922         the return value of a call.
32924 2002-02-01  DJ Delorie  <dj@redhat.com>
32926         * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
32927         we are given conflicting registers, switch to the other one we
32928         had allocated for us.
32929         * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
32930         as TImode so we know when the "other" register is available.
32932 2002-02-01  David O'Brien  <obrien@FreeBSD.org>
32934         * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
32935         sparc/sparc_bi.h.
32937 2002-02-01  Janis Johnson  <janis187@us.ibm.com>
32939         * cfganal.c (keep_with_call_p): New function.
32940         (flow_call_edges_add): Prevent splitting a block between a call and
32941         a single-set instruction that should be kept in the same block.
32943 2002-02-01  Craig Rodrigues  <rodrigc@gcc.gnu.org>
32945         * doc/install.texi (avr): Update outdated URL.
32947 2002-01-30  Andrew Haley  <aph@cambridge.redhat.com>
32949         * config/stormy16/stormy16.md (pushqi): New.
32950         (popqi): New.
32951         (pushhi): New.
32952         (pophi): New.
32953         (movhi): Remove stack operands.
32954         (movqi): Likewise.
32955         * config/stormy16/stormy16.h (PREDICATE_CODES): Add
32956         nonimmediate_nonstack_operand.
32957         * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
32958         New.
32959         * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
32960         New.
32962 2002-01-31  Jason Merrill  <jason@redhat.com>
32964         * Makefile.in (c-parse.c): Handle .output file.
32965         * objc/Make-lang.in (objc-parse.c): Likewise.
32967 2002-02-01  Alexandre Oliva  <aoliva@redhat.com>
32969         * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
32970         the -me[lb] option is given.  Don't output the default flag
32971         twice.
32973 2002-01-31  Zack Weinberg  <zack@codesourcery.com>
32975         * c-lex.c (yyparse): Call debug_hooks->start_source_file for
32976         the primary source file; this has not been done yet.
32977         * c-decl.c (c_expand_body): Reset input_filename from
32978         DECL_SOURCE_FILE (fndecl) before calling init_function_start.
32980 2002-01-31  Kazu Hirata  <kazu@hxi.com>
32982         * rtlanal.c (subreg_regno_offset): Do not use
32983         SUBREG_REGNO_OFFSET.
32984         * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
32985         * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
32987 2002-01-31  Joseph S. Myers  <jsm28@cam.ac.uk>
32989         * gccbug.in: Follow GNU Coding Standards for --version.  Use GCC
32990         version rather than GNATS version in --version output.
32992 2002-01-31  Richard Sandiford  <rsandifo@redhat.com>
32994         * ifcvt.c (noce_process_if_block): Make a copy of the destination
32995         when copying back from a temporary.
32997 2002-01-30  Richard Henderson  <rth@redhat.com>
32999         * ifcvt.c (dead_or_predicable): Handling merging when other_bb
33000         and new_dest are the same.
33002 2002-01-30  Richard Henderson  <rth@redhat.com>
33004         PR opt/5076
33005         * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
33006         * rtl.c (note_insn_name): Update.
33007         * emit-rtl.c (remove_unnecessary_notes): Kill it.
33008         * stmt.c (expand_end_loop): Kill jump opt code.  Use LOOP_END_TOP_COND
33009         to perform loop rotation.
33010         (expand_exit_loop_top_cond): New.
33011         * tree.h (expand_exit_loop_top_cond): Declare it.
33012         * c-semantics.c (genrtl_while_stmt): Use it.
33013         (genrtl_for_stmt): Likewise.
33015 2002-01-30  Alexandre Oliva  <aoliva@redhat.com>
33017         * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
33018         arguments to 64-bit boundaries on 64-bit ABIs.
33020 2002-01-30  Steve Ellcey  <sje@cup.hp.com>
33022         * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
33024 2002-01-31  Joseph S. Myers  <jsm28@cam.ac.uk>
33026         * c-decl.c (grokdeclarator): Handle type being a typedef for an
33027         invalid type.
33029 2002-01-30  David O'Brien  <obrien@FreeBSD.org>
33031         * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
33032         * config/sparc/sparc_bi.h: Remove file.
33033         * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
33035 2002-01-30  Richard Henderson  <rth@redhat.com>
33037         * sched-deps.c (sched_analyze): Make a call read the frame pointer.
33039 2002-01-30  Zack Weinberg  <zack@codesourcery.com>
33041         * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
33043 2002-01-30  Jason Merrill  <jason@redhat.com>
33045         * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
33046         (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
33047         (reg_save): Use DW_CFA_offset_extended_sf instead.
33049         * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
33051 2002-01-29  Jakub Jelinek  <jakub@redhat.com>
33053         * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
33054         in cselib_lookup.
33056 2002-01-29  Aldy Hernandez  <aldyh@redhat.com>
33058         * rs6000.md ("*call_value_local32"): Remove constraints.
33059         ("*call_value_local64"): Same.
33060         ("*call_value_indirect_nonlocal_aix32"): Same.
33061         ("*call_value_nonlocal_aix32"): Same.
33062         ("*call_value_indirect_nonlocal_aix64"): Same.
33063         ("*call_value_nonlocal_aix64"): Same.
33064         ("*call_value_nonlocal_sysv"): Same.
33066 2002-01-29  Richard Henderson  <rth@redhat.com>
33068         * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
33070 2002-01-29  Richard Henderson  <rth@redhat.com>
33072         * expr.c (force_operand): Ignore flag_pic for detecting pic
33073         address loads.
33074         * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
33075         for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
33076         * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
33077         instead of open-coded loop.
33078         * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
33079         be fixed when in use.
33081 2002-01-29  Richard Henderson  <rth@redhat.com>
33083         * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
33084         * sched-rgn.c (propagate_deps): Update them.
33085         * sched-deps.c (sched_analyze_insn): Update them.  Flush the
33086         clobbers list when either gets too long.
33088 2002-01-29  Jakub Jelinek  <jakub@redhat.com>
33090         * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
33091         and INDEX_REGS the same as GENERAL_REGS.
33092         (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
33094 2002-01-29  Neil Booth  <neil@daikokuya.demon.co.uk>
33096         * tree.c (build_nonstandard_integer_type): Correct prototype.
33098 2002-01-29  Ulrich Weigand  <uweigand@de.ibm.com>
33100         * config/s390/s390.md (movstrsico, movstrdix_64,
33101         movstrsix_31): Remove, replace by ...
33102         (movstrdi_short, movstrsi_short, movstrdi_long,
33103         movstrsi_long): ... these.  New.
33104         (movstrdi, movstrsi): Adapt.
33106         (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
33107         ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
33108         Remove unnecessary CC clobber.
33109         (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
33110         *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
33112         (divmoddi4): Don't partially initialize TImode register.
33114 2002-01-29  Geoffrey Keating  <geoffk@redhat.com>
33116         * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
33118 2002-01-29  Richard Henderson  <rth@redhat.com>
33120         * flow.c (print_rtl_and_abort): Remove.
33121         (print_rtl_and_abort_fcn): Remove.
33122         (verify_local_live_at_start): Use dump_bb instead.
33123         (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
33124         (verify_wide_reg_1): Return 2 on mode test failure.
33126 2002-01-29  Neil Booth  <neil@daikokuya.demon.co.uk>
33128         PR c/3325, c/3326, c/2511, c/3347
33129         * c-decl.c (enum_decl_context): Remove BITFIELD.
33130         (grokdeclarator): Take bitfield width as an input.
33131         Ensure bitfields are given the correct type.  Perform
33132         bitfield width validation with build_bitfield_integer_type
33133         rather than waiting for finish_struct.
33134         (grok_typename, grok_typename_in_parm_context, start_decl,
33135         push_parmdecl, grokfield, start_function): Update calls to
33136         grokdeclarator.
33137         (build_bitfield_integer_type): New function.
33138         (finish_struct): Move bitfield validation to grokdeclarator
33139         and build_bitfield_integer_type.
33140         * tree.c (build_nonstandard_integer_type): New function.
33141         * tree.h (build_nonstandard_integer_type): New prototype.
33142 objc:
33143         * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
33145 2002-01-29  Jakub Jelinek  <jakub@redhat.com>
33147         PR other/1502:
33148         * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
33149         don't ignore unrecognized -W* options.
33150         (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
33151         * cpplib.h (cpp_handle_option): Adjust prototype.
33152         * c-decl.c (c_decode_options): Pass 0 as last argument to
33153         cpp_handle_option.
33155         PR c/2896:
33156         * gcc.c (cpp_unique_options): Split from cpp_options.
33157         (cpp_options): Source cpp_unique_options.
33158         (default_compilers): Use cpp_unique_options instead of cpp_options
33159         when used together with cc1_options.
33160         (static_specs): Add cpp_unique_options.
33161         * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
33162         when used together with cc1_options.
33164 2002-01-29  Kazu Hirata  <kazu@hxi.com>
33166         * config/h8300/h8300-protos.h: Update the prototype of
33167         output_a_shift.
33168         * config/h8300/h8300.c (output_a_shift): Remove an unused
33169         argument 'insn'.  Remove redundant code.
33170         * config/h8300/h8300.md: Adust to the new prototype of
33171         output_a_shift.
33173 2002-01-29  Kazu Hirata  <kazu@hxi.com>
33175         * config/h8300/h8300-protos.h: Update the prototypes of
33176         emit_a_rotate and expand_a_rotate.
33177         * config/h8300/h8300.c (emit_a_rotate): Change the type of the
33178         first argument to 'enum rtx_code'.
33179         (expand_a_rotate): Likewise.
33181 2002-01-28  Kazu Hirata  <kazu@hxi.com>
33183         * config/h8300/h8300-protos.h: Update the prototype of
33184         output_simode_bld.
33185         * config/h8300/h8300.c (output_simode_bld): Remove an argumen
33186         'log2'.
33187         * config/h8300/h8300.md: Adjust to the new prototype.
33189 2002-01-28  Kazu Hirata  <kazu@hxi.com>
33191         * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
33192         redundant code.
33194 2002-01-28  John David Anglin  <dave@hiauly1.hia.nrc.ca>
33196         * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
33197         is a fixed register before returning pic_offset_table_rtx.
33198         * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
33199         when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
33201 2002-01-28  Jason Merrill  <jason@redhat.com>
33203         * dwarf2.h: Sync with src version.
33205 2002-01-28  Paul Koning  <pkoning@equallogic.com>
33207         * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
33208         BT_FN_VOID_PTR_VAR.
33209         * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
33210         * doc/extend.texi (__builtin_prefetch): Update documentation:
33211         first argument is now const void ptr.
33213 2002-01-28  Kazu Hirata  <kazu@hxi.com>
33215         * config/h8300/h8300-protos.h: Remove an unused prototype.
33217 2002-01-28  Roman Zippel  <zippel@linux-m68k.org>
33219         * toplev.c (lang_independent_init): Round up identifier size.
33221 2002-01-28  Richard Earnshaw  <rearnsha@arm.com>
33223         * config.gcc: Revert previous change.
33225 2002-01-28  Andris Pavenis  <pavenis@latnet.lv>
33227         * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
33229 2002-01-28  Richard Earnshaw  <rearnsha@arm.com>
33231         * config.gcc (*-*-netbsdelf*): Set up generic parameters.
33232         (*-*-netbsd*): Always use collect2.  Remove collect2 settings from
33233         other non-elf netbsd config frags.
33234         * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
33235         collect2 will does that.
33236         * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
33237         shared-lib frobbing will work.
33239 2002-01-28  Kazu Hirata  <kazu@hxi.com>
33241         * config/h8300/h8300.h: Fix formatting.
33242         * config/h8300/h8300.md: Likewise.
33244 2002-01-28  Loren J. Rittle  <ljrittle@acm.org>
33246         * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
33247         the old, removed AAA_standards fix.
33248         * fixinc/fixincl.x: Rebuilt.
33250 2002-01-28  Hans-Peter Nilsson  <hp@axis.com>
33252         * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
33253         atexit call in crtbegin, hooked in after call to frame_dummy;
33254         register EH before registering __fini__start.
33256 2002-01-28  Aldy Hernandez  <aldyh@redhat.com>
33258         * config/rs6000/altivec.h: Remove spurious semicolons.
33260 2002-01-27  Kazu Hirata  <kazu@hxi.com>
33262         * config/h8300/h8300.md: Replace dead bit extraction patterns
33263         with ones that work.
33265 Sun Jan 27 13:23:40 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
33267         * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
33268         if not STRICT_ALIGNMENT.
33269         * rtl.h (MEM_ALIGN): Likewise.
33271 2002-01-27  Craig Rodrigues  <rodrigc@gcc.gnu.org>
33273         * doc/invoke.texi (-fdump-translation-unit): Revert this
33274         patch: 2001-10-21  Craig Rodrigues  <rodrigc@gcc.gnu.org>
33276 2002-01-27  Kazu Hirata  <kazu@hxi.com>
33278         * config/h8300/h8300.md (define_constants): New.
33279         (anonymous patterns) Use defined constants appropriately.
33281 2002-01-27  Kazu Hirata  <kazu@hxi.com>
33283         * config/h8300/h8300.c (function_arg): Remove redundant code.
33285 2002-01-26  Richard Henderson  <rth@redhat.com>
33287         * sched-deps.c (reg_pending_uses_head): New.
33288         (reg_pending_barrier): Rename from reg_pending_sets_all.
33289         (find_insn_list): Don't mark inline.
33290         (find_insn_mem_list): Remove.
33291         (add_dependence_list, add_dependence_list_and_free): New.
33292         (flush_pending_lists): Replace only_write param with separate
33293         for_read and for_write parameters.  Update all callers.  Use
33294         add_dependence_list_and_free.
33295         (sched_analyze_1): Do not add reg dependencies here; just set
33296         the pending bits.  Use add_dependence_list.
33297         (sched_analyze_2): Likewise.
33298         (sched_analyze_insn): Replace schedule_barrier_found with
33299         reg_pending_barrier.  Add all dependencies for pending reg
33300         uses, sets, and clobbers.
33301         (sched_analyze): Don't add reg dependencies for calls, just
33302         set pending bits.  Use regs_invalidated_by_call.  Treat
33303         sched_before_next_call as a normal list, not a fake insn.
33304         (init_deps): No funny init for sched_before_next_call.
33305         (free_deps): Free pending mems lists.  Don't zero reg_last.
33306         (init_deps_global): Init reg_pending_uses.
33307         (finish_deps_global): Free it.
33308         * sched-int.h (deps): Make in_post_call_group_p boolean.  Update docs.
33309         (find_insn_mem_list): Remove.
33310         * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
33311         (propagate_deps): Use them.  Zero temp mem lists.
33313 2002-01-26  Richard Henderson  <rth@redhat.com>
33315         * Makefile.in (CRTSTUFF_CFLAGS): New.
33316         (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
33317         * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
33318         crtstuff.c instead of alpha assembly version.
33319         * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
33320         entire dummy function sequence.  Use FORCE_CODE_SECTION_ALIGN
33321         not FORCE_{INIT,FINI}_SECTION_ALIGN.
33322         (__do_global_dtors_aux): Mark used.
33323         (frame_dummy, __do_global_ctors_aux): Mark used.
33324         (fini_dummy, init_dummy): Remove.
33326         * config/alpha/crtbegin.asm: Remove file.
33327         * config/alpha/crtend.asm: Remove file.
33328         * config/alpha/t-crtbe: Remove file.
33329         * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
33330         (LINK_EH_SPEC): New.
33332         * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
33333         FORCE_INIT_SECTION_ALIGN hack.  Register __fini_start before
33334         calling constructors.
33335         * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
33337         * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
33338         * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
33339         CRT_END_INIT_DUMMY hack.
33340         * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
33341         FORCE_{INIT,FINI}_SECTION_ALIGN.
33343         * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
33344         FORCE_{INIT,FINI}_SECTION_ALIGN.
33346         * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
33347         invocation sequence.
33348         * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
33350         * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
33351         (FORCE_CODE_SECTION_ALIGN): New.
33353 2002-01-26  Richard Henderson  <rth@redhat.com>
33355         * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
33357 2002-01-26  Richard Henderson  <rth@redhat.com>
33359         * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
33360         (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
33362 2002-01-26  Kazu Hirata  <kazu@hxi.com>
33364         * config/h8300/h8300.md: Remove bit extraction patterns that
33365         cannot be triggered.
33366         Restrict each bit extraction pattern to a variant on which the
33367         pattern is tested.
33369 2002-01-26  Joseph S. Myers  <jsm28@cam.ac.uk>
33371         * doc/include/texinfo.tex: Update to version 2002-01-04.07.
33373 2002-01-26  Kazu Hirata  <kazu@hxi.com>
33375         * config/h8300/h8300.md: Remove bit test patterns that cannot
33376         be triggered.
33377         Restrict each bit test pattern to a variant on which the
33378         pattern is tested.
33380 2002-01-26  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
33382         * builtins.c (expand_builtin_strncat): Remove redundant check for
33383         INTEGER_CST.
33385 2002-01-25  David O'Brien  <obrien@FreeBSD.org>
33387         * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
33388         default setting.
33389         * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
33390         existing setting.
33392 2002-01-25  Geoffrey Keating  <geoffk@redhat.com>
33394         * dbxout.c (dbxout_init): Use assemble_name rather than just
33395         stripping off the first character.
33396         (dbxout_source_file): Likewise.
33398 2002-01-25  DJ Delorie  <dj@redhat.com>
33400         * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
33401         using rtx_equal_p, not by comparing pointers.
33403 2002-01-25  Steve Ellcey  <sje@cup.hp.com>
33405         * emit-rtl.c (gen_rtx_REG): Always return the same rtx
33406         for PIC_OFFSET_TABLE_REGNUM.
33407         (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
33409 2002-01-25  David O'Brien  <obrien@FreeBSD.org>
33411         * config.gcc (x86_64-*-freebsd*): New target.
33412         (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
33413         value.
33414         (i[34567]86-*-freebsd*): Don't include svr4.h.
33415         * config/i386/freebsd64.h: New file.
33417 2002-01-25  Douglas B Rupp  <rupp@gnat.com>
33419         * config/alpha/x-vms (version): Make static.
33421         * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
33422         in previous checkin.
33424         * Makefile.in (install-headers-cp): New target.
33425         * config.gcc (alpha-dec-*vms*): Install headers with
33426         install-headers-cp
33428 Fri Jan 25 22:42:49 CET 2002  Jan Hubicka  <jh@suse.cz>
33430         * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
33431         avoid it's copies.
33433 Fri Jan 25 08:26:19 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
33435         * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
33436         of compare_tree_int.
33437         (expand_builtin_strncat): Likewise.
33438         * c-decl.c (finish_struct): Use tree_low_cst.
33439         * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
33440         * tree.c (compare_tree_int): Likewise.
33442 2002-01-25  Ulrich Weigand  <uweigand@de.ibm.com>
33444         * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
33445         adjustments even if they are implemented by more than two insns.
33447 Fri Jan 25 20:43:56 CET 2002  Jan Hubicka  <jh@suse.cz>
33449         * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
33450         * df.h (struct ref): Kill B.
33451         (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
33453         * basic-block.h (PROP_EQUAL_NOTES): New flag.
33454         * flow.c (propagate_one_insn): Use it.
33455         (mark_used_regs): Handle NIL.
33457 2002-01-25  Geoffrey Keating  <geoffk@redhat.com>
33459         * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
33460         to help folding.
33462 2002-01-25  David Edelsohn  <edelsohn@gnu.org>
33464         * rs6000.md (prefetch): Make address V4SI mode so that the address
33465         is restricted to legitimate form for instruction.
33467 2002-01-25  Bob Wilson  <bob.wilson@acm.org>
33469         * doc/install.texi (xtensa-*-elf): New target.
33470         (xtensa-*-linux*): New target.
33471         * doc/contrib.texi: Add myself.
33473 2002-01-25  Nick Clifton  <nickc@cambridge.redhat.com>
33475         * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
33476         purpose register to hold an SImode (or smaller) value.
33478 2002-01-25  Jakub Jelinek  <jakub@redhat.com>
33480         * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
33481         registry only.
33482         * crtstuff.c: Likewise.
33484 2002-01-25  Kazu Hirata  <kazu@hxi.com>
33486         * config/h8300/h8300.md (negation patterns): Tighten
33487         predicates to register_operand.
33489 2002-01-24  Aldy Hernandez  <aldyh@redhat.com>
33491         * loop.c (emit_prefetch_instructions): Use the prefetch insn's
33492         mode, not Pmode.
33494         * builtins.c (expand_builtin_prefetch): Same.
33496 2002-01-24  Alexandre Oliva  <aoliva@redhat.com>
33498         * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
33499         modes.
33501 2002-01-24  Kazu Hirata  <kazu@hxi.com>
33503         * config/h8300/h8300.c (print_operand): Remove support for
33504         operand character 'A'.
33505         * config/h8300/h8300.md (three anonymous patterns): Replace
33506         operand character 'A' with either 'T' or 'S'.
33508 2002-01-24  Kazu Hirata  <kazu@hxi.com>
33510         * config/h8300/h8300.c (print_operand): Remove support for
33511         operand character 'U'.
33513 2002-01-24  Andris Pavenis  <pavenis@latnet.lv>
33515         * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
33517 2002-01-24  Nick Clifton  <nickc@cambridge.redhat.com>
33519         * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
33520         values to be assigned to the stack pointer.
33522 2002-01-14  Hartmut Penner  <hpenner@de.ibm.com>
33524         * emit_rtl.c (gen_lowpart_common): Conversion from const_int
33525         to const_double needs to be done right for big-endian systems.
33527 2002-01-24  Jason Merrill  <jason@redhat.com>
33529         PR c++/2432
33530         * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
33531         to can_throw_internal.
33533 2002-01-23  Richard Henderson  <rth@redhat.com>
33535         * fold-const.c (fold): Change UINT_MAX test to check vs precision
33536         rather than TYPE_MAX_VALUE.  Fix indentation and a bogus negation.
33538 2002-01-24  Alexandre Oliva  <aoliva@redhat.com>
33540         * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
33541         (symGOT2reg): Use them, then set as GOT value as unchanging.
33542         (symGOTOFF2reg): Set REG_EQUAL note.  Use a different pseudo
33543         as a temporary, if possible.
33544         (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC.  Emit
33545         sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
33547 2002-01-23  Kazu Hirata  <kazu@hxi.com>
33549         * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
33550         accept to accept 0x80 as operands[2].
33552 2002-01-24  Alexandre Oliva  <aoliva@redhat.com>
33554         * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
33556 2002-01-23  Richard Henderson  <rth@redhat.com>
33558         * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
33560 2002-01-23  Aldy Hernandez  <aldyh@redhat.com>
33562         * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
33563         (parmlist_or_identifiers_1): Verify that only a parmlist follows
33564         an attribute.
33566 2002-01-23  Richard Henderson  <rth@redhat.com>
33568         * expr.c (move_by_pieces_1): Extend size before negation.
33570         * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
33571         (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
33572         (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
33573         * config/m68k/t-m68kelf: Likewise.
33575 2002-01-23  Bob Wilson  <bob.wilson@acm.org>
33577         * config/xtensa/elf.h: New file.
33578         * config/xtensa/lib1funcs.asm: New file.
33579         * config/xtensa/lib2funcs.S: New file.
33580         * config/xtensa/linux.h: New file.
33581         * config/xtensa/t-xtensa: New file.
33582         * config/xtensa/xtensa-config.h: New file.
33583         * config/xtensa/xtensa-protos.h: New file.
33584         * config/xtensa/xtensa.c: New file.
33585         * config/xtensa/xtensa.h: New file.
33586         * config/xtensa/xtensa.md: New file.
33587         * config.gcc (xtensa-*-elf*): New target.
33588         (xtensa-*-linux*): New target.
33589         * cse.c (canon_hash): Compare rtx pointers instead of register
33590         numbers.  This is required for the Xtensa port.
33591         * integrate.c (copy_insn_list): Handle case where the static
33592         chain is in memory and the memory address has to be copied to
33593         a register.
33594         * doc/invoke.texi (Option Summary): Add Xtensa options.
33595         (Xtensa Options): New node.
33596         * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
33598 2002-01-23  Zack Weinberg  <zack@codesourcery.com>
33600         * diagnostic.c (internal_error): Do ICE suppression only
33601         when ENABLE_CHECKING is not defined.
33603         * c-typeck.c (require_complete_type): Return error_mark_node
33604         if type is error_mark_node.
33606 2002-01-23  Janis Johnson  <janis187@us.ibm.com>
33608         * toplev.c (process_options): Disable -fprefetch-loop-arrays with
33609         -Os and issue a warning.
33611 2002-01-23  Zack Weinberg  <zack@codesourcery.com>
33613         * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
33614         current (lack of) need for host configuration by hand.
33616         * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
33617         references.  Documentation of some target macros moved from
33618         hostconfig.texi to tm.texi.
33620 2002-01-23  Will Cohen  <wcohen@redhat.com>
33622         * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
33623         defined.
33625 2002-01-23  Kazu Hirata  <kazu@hxi.com>
33627         * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
33628         operand[3].
33630 2002-01-23  Jason Merrill  <jason@redhat.com>
33632         * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
33634         * function.c (assign_parms): Don't put args of inline functions
33635         into registers when not optimizing.
33637 2002-01-23  Nick Clifton  <nickc@cambridge.redhat.com>
33639         * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
33640         (prologue_use): New pattern.
33641         * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
33642         preference to gen_rtx_USE.
33643         (thumb_expand_prologue): Use gen_prologue_use in preference to
33644         gen_rtx_USE.
33645         (thumb_expand_epilogue): Use gen_prologue_use in preference to
33646         gen_rtx_USE.
33648 2002-01-23  Hans-Peter Nilsson  <hp@bitrange.com>
33650         * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
33652 2002-01-23  Neil Booth  <neil@daikokuya.demon.co.uk>
33654         PR c/3504
33655         * doc/extend.texi: Correct documentation of __alignof__.
33657 2002-01-22  Zack Weinberg  <zack@codesourcery.com>
33659         * params.h: Rename arguments of DEFPARAM so that it will be
33660         recognized as a translation keyword.
33662 2002-01-22  Aldy Hernandez  <aldyh@redhat.com>
33664         * extend.texi: Document altivec functions.
33665         Fix N-bit adjectives in X86 builtin documentation.
33667 2002-01-22  Alexandre Oliva  <aoliva@redhat.com>
33669         * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
33670         auto_inc_dec values.
33672 2002-01-22  Richard Earnshaw  <rearnsha@arm.com>
33674         * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
33675         after backslash.
33676         (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
33678 2002-01-22  Alexandre Oliva  <aoliva@redhat.com>
33680         * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
33682 2002-01-22  Richard Henderson  <rth@redhat.com>
33684         * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
33685         copy_insn not copy_rtx.
33687 2002-01-23  Alan Modra  <amodra@bigpond.net.au>
33689         * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
33690         "nonzero" as that might add "1" bits.  Ensure "constop" is
33691         properly sign extened.
33692         (force_to_mode): Tweak for sign extended constop.
33694 2002-01-22  Richard Henderson  <rth@redhat.com>
33696         * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
33697         for_each_rtx instead of assuming we're already looking at the MEM.
33698         (split_small_symbolic_mem_operand): Likewise.
33699         * config/alpha/alpha.h (PREDICATE_CODES): Update.
33700         * config/alpha/alpha.md (small symbolic memory splitters): Update.
33702 2002-01-22  Richard Henderson  <rth@redhat.com>
33704         * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
33705         sequence number for the literal.
33706         (divmoddi_internal_er): Likewise.
33708 2002-01-22  Craig Rodrigues  <rodrigc@gcc.gnu.org>
33710         PR java/4972
33711         * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
33712         in LIBICONV variable.
33713         * configure: Regenerated.
33715 2002-01-22  Krister Walfridsson  <cato@df.lth.se>
33717         * dependence.c (build_def_use): Remove array_idx.
33719         * dwarfout.c (last_filename): Remove.
33720         (output_compile_unit_die): Remove last_filename.
33722 2002-01-22  Roger Sayle  <roger@eyesopen.com>
33723             Richard Henderson  <rth@redhat.com>
33725         PR opt/3640
33726         * fold-const.c (fold): Optimize unsigned comparisons against
33727         UINT_MAX (and similar unsigned constants).
33729 2002-01-22  Janis Johnson  <janis187@us.ibm.com>
33731         * Makefile.in (loop.o): Depend on OPTABS_H.
33732         * loop.c (emit_prefetch_instructions): Check the prefetch operand
33733         against the predicate.
33735         PR target/5379
33736         * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
33737         for the address operand.
33739 2002-01-22  Richard Henderson  <rth@redhat.com>
33741         * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
33743 2002-01-22  Craig Rodrigues  <rodrigc@gcc.gnu.org>
33745         PR other/5450
33746         * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
33747         preprocessor flags.
33749 2002-01-22  Jason Thorpe  <thorpej@wasabisystems.com>
33751         * config.gcc (x86_64-*-netbsd*): New target.
33752         * config/i386/netbsd64.h: New file.
33754 2002-01-22  Aldy Hernandez  <aldyh@redhat.com>
33756         * regrename.c (kill_value): Fix typo.
33758 2002-01-22  Aldy Hernandez  <aldyh@redhat.com>
33760         * doc/tm.texi: Remove STARTING_FRAME_PHASE.
33762         * config/rs6000/rs6000.h: Same.
33764         * function.c (instantiate_virtual_regs): Remove
33765         STARTING_FRAME_PHASE.
33766         (assign_stack_local_1): Same.
33767         Calculate frame phase.
33769 2002-01-22  Nick Clifton  <nickc@redhat.com>
33771         * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
33772         variable declaration to outer scope in order to simplify
33773         future extensions.
33774         (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
33775         arm_hard_regno_mode_ok.
33776         * config/arm/arm-protos.h: Add a prototype for
33777         arm_hard_regno_mode_ok.
33778         * config/arm/arm.c (soft_df_operand): Remove now redundant
33779         check for DImode values using IP_REGNUM.
33780         (nonimmediate_soft_df_operand): Remove now redundant check for
33781         DImode values using IP_REGNUM.
33782         (arm_hard_regno_mode_ok): New function. New check: make sure
33783         that DImode values are not stored in IP_REGNUM.
33785         * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
33786         note with a USE.
33787         (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
33789 2002-01-22  Jason Merrill  <jason@redhat.com>
33791         * c-semantics.c (genrtl_compound_stmt): Only check nesting
33792         consistency if this COMPOUND_STMT is scoped.
33794 2002-01-22  Kazu Hirata  <kazu@hxi.com>
33796         * predict.c: Fix formatting.
33797         * print-tree.c: Likewise.
33798         * protoize.c: Likewise.
33799         * real.h: Likewise.
33800         * rtl.h: Likewise.
33801         * sbitmap.h: Likewise.
33802         * scan.c: Likewise.
33803         * sched-deps.c: Likewise.
33804         * sched-vis.c: Likewise.
33805         * sdbout.c: Likewise.
33806         * sibcall.c: Likewise.
33807         * ssa.c: Likewise.
33808         * ssa-ccp.c: Likewise.
33809         * ssa-dce.c: Likewise.
33810         * stmt.c: Likewise.
33811         * stor-layout.c: Likewise.
33812         * system.h: Likewise.
33814 Tue Jan 22 06:26:33 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
33816         * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
33817         if fits in bounds of base type.
33819         * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
33820         (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
33821         (add_bound_info, default): If can't find a context, make a
33822         SAVE_EXPR.
33823         (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
33825 2002-01-22  Hans-Peter Nilsson  <hp@axis.com>
33827         * c-typeck.c (parser_build_binary_op): If result from
33828         build_binary_op is ERROR_MARK just return error_mark_node without
33829         further processing.
33831 2002-01-21  Jason Thorpe  <thorpej@wasabisystems.com>
33833         * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
33834         Split a.out-specific bits into...
33835         * config/netbsd-aout.h: ...this.
33836         * config/netbsd-elf.h: New file.
33837         * config/alpha/netbsd-elf.h: Remove.
33838         * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
33839         * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
33840         (STARTFILE_SPEC): Remove redundant definition.
33841         (ENDFILE_SPEC): Likewise.
33842         (LINK_SPEC): Likewise.
33843         (CPP_SPEC): Likewise.
33844         (ASM_SPEC): Likewise.
33845         (LIB_SPEC): Likewise.
33846         (SWITCH_TAKES_ARG): Likewise.
33847         (TARGET_MEM_FUNCTIONS): Likewise.
33848         (CPP_PREDEFINES): Redefine.
33849         (ASM_FINAL_SPEC): Remove redefinition.
33850         (ASM_COMMENT_START): Redefine.
33851         (FUNCTION_PROFILER): Define.
33852         (TARGET_VERSION): Redefine.
33853         Comment and formatting cleanup.
33854         * config/i386/netbsd.h: Include <netbsd-aout.h>.
33855         * config/m68k/netbsd.h: Include <netbsd-aout.h>.
33856         * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
33857         big- or little-endian.
33858         * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
33859         * config.gcc (*-*-netbsd*): Add definitions common to all
33860         NetBSD configs.
33861         (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
33862         gnu_ld definitions.  Add netbsd-elf.h to and remove
33863         alpha/netbsd-elf.h from tm_file.  Remove alpha/t-crtfm from
33864         tmake_file, and don't lose previous tmake_file contents.
33865         (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
33866         (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
33867         gnu_ld definitions.  Add netbsd-elf.h to tm_file.
33868         (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
33869         (mipsel-*-netbsd*): Rename this to...
33870         (mips*-*-netbsd*): ...this.  Add elfos.h to tm_file.  Add
33871         mips/little.h to tm_file for mips*el-*.
33872         (powerpc-*-netbsd*): Remove redundant xm_defines definition.
33873         (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
33874         (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
33876 2002-01-21  John David Anglin  <dave@hiauly1.hia.nrc.ca>
33878         * pa-protos.h (reg_before_reload_operand): New function prototype.
33879         * pa.c (reg_before_reload_operand): New function implementation.
33880         * pa.md (decrement_and_branch_until_zero, movb): Use it.  Change "!*m"
33881         contraints to "*m".
33883 2002-01-21  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>
33885         * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
33887 2002-01-21  John David Anglin  <dave@hiauly1.hia.nrc.ca>
33889         * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
33890         (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
33891         (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
33892         (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
33893         (ENDFILE_SPEC): Undefine.
33894         (STARTFILE_SPEC): Redefine for PA.
33896 2002-01-21  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>
33898         * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
33900 2002-01-21  Daniel Jacobowitz  <drow@mvista.com>
33902         * config.gcc: Add entries to supported PowerPC --with-cpu
33903         types.
33905 2002-01-21  Jakub Jelinek  <jakub@redhat.com>
33907         * config/i386/i386.c (ix86_function_arg_regno_p): Never return
33908         true for 64-bit mode only SSE registers in 32-bit mode.
33910 2002-01-21  Kazu Hirata  <kazu@hxi.com>
33912         * unwind-dw2.c: Fix formatting.
33913         * unwind-dw2-fde.c: Likewise.
33914         * unwind-dw2-fde.h: Likewise.
33915         * unwind-pe.h: Likewise.
33916         * varasm.c: Likewise.
33917         * varray.h: Likewise.
33919 2002-01-21  Hans-Peter Nilsson  <hp@bitrange.com>
33921         Remove workaround for register stack overwrite bug in mmix.
33922         * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
33923         support for TARGET_REG_STACK_FILL_BUG.
33924         * config/mmix/mmix.h: Remove member has_call_without_parameters.
33925         (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
33926         Delete.
33927         (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
33928         (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
33929         -mno-reg-stack-fill-bug-workaround.
33930         * config/mmix/mmix.md ("call", "call_value"): Don't set struct
33931         machine member has_call_without_parameters.
33932         * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
33933         -mreg-stack-fill-bug-workaround and
33934         -mno-reg-stack-fill-bug-workaround.
33935         (MMIX Options): Ditto.
33937 2002-01-21  Kazu Hirata  <kazu@hxi.com>
33939         * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
33940         as appropriate.
33941         Remove redundant code.
33943 2002-01-21  Joseph S. Myers  <jsm28@cam.ac.uk>
33945         * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
33946         config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
33947         config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
33948         config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
33949         config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
33950         out target macro definitions and non-target-specific comments
33951         mostly taken from old versions of the manual.
33953 2002-01-20  Kazu Hirata  <kazu@hxi.com>
33955         * config/h8300/h8300.h: Fix comment formatting.
33956         * config/ia64/aix.h: Likewise.
33957         * config/ia64/ia64-protos.h: Likewise.
33958         * config/ia64/ia64.c: Likewise.
33959         * config/ia64/ia64.h: Likewise.
33960         * config/ia64/ia64intrin.h: Likewise.
33961         * config/ia64/linux.h: Likewise.
33962         * config/ia64/unwind-aix.c: Likewise.
33963         * config/ia64/unwind-ia64.c: Likewise.
33965 2002-01-20  Kazu Hirata  <kazu@hxi.com>
33967         * config/h8300/h8300.c: Revise comments about shift code.
33969 2002-01-20  Kazu Hirata  <kazu@hxi.com>
33971         * config/h8300/h8300.c (function_arg): Update a comment.
33973 2002-01-20  Kazu Hirata  <kazu@hxi.com>
33975         * config/h8300/h8300.md: Update the comments at the beginning
33976         of the file.
33978 2002-01-20  Kazu Hirata  <kazu@hxi.com>
33980         * config/i370/i370.c: Fix comment formatting.
33981         * config/i370/i370.h: Likewise.
33982         * config/i370/i370.md: Likewise.
33983         * config/i370/linux.h: Likewise.
33985 Sun Jan 20 18:40:14 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
33987         * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
33989         * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
33990         (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
33991         in incomplete case.
33993 2002-01-20  Graham Stott  <grahams@redhat.com>
33995         * cfgloop.c (flow_loop_preheader_scan): Fix typo.
33997 2002-01-19  John David Anglin  <dave@hiauly1.hia.nrc.ca>
33999         * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
34001 2002-01-19  Tom Rix  <trix@redhat.com>
34003         * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
34005 2002-01-18  Aldy Hernandez  <aldyh@redhat.com>
34007         * doc/tm.texi (STARTING_FRAME_PHASE): Document.
34009         * function.c (assign_stack_local_1): Adjust x_frame_offset with
34010         STARTING_FRAME_PHASE.
34011         (STARTING_FRAME_PHASE): New.
34012         (instantiate_virtual_regs): Check saneness of
34013         STARTING_FRAME_PHASE.
34015         * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
34017 2002-01-19  Alexandre Oliva  <aoliva@redhat.com>
34019         * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
34021 2002-01-18  Craig Rodrigues  <rodrigc@gcc.gnu.org>
34023         * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
34024         be used for bootstrapping GCC 3.0.
34026 2002-01-18  Kazu Hirata  <kazu@hxi.com>
34028         * config/h8300/h8300.md: Fix an insn length.
34030 2002-01-18  Kazu Hirata  <kazu@hxi.com>
34032         * bitmap.h: Fix comment formatting.
34033         * combine.c: Likewise.
34034         * cppfiles.c: Likewise.
34035         * c-pragma.h: Likewise.
34036         * c-typeck.c: Likewise.
34037         * df.c: Likewise.
34038         * dwarf2out.c: Likewise.
34039         * function.c: Likewise.
34040         * gcc.c: Likewise.
34041         * genattrtab.c: Likewise.
34042         * gthr-win32.h: Likewise.
34043         * haifa-sched.c: Likewise.
34044         * predict.c: Likewise.
34045         * rtlanal.c: Likewise.
34046         * rtl.h: Likewise.
34047         * unwind-dw2-fde.h: Likewise.
34048         * unwind-pe.h: Likewise.
34049         * vmsdbgout.c: Likewise.
34051 Thu Jan 17 15:28:26 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
34053         * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
34054         if type_required and passed decl.
34056 2002-01-17  Aldy Hernandez  <aldyh@redhat.com>
34058         * config.gcc (cpu_type): Include altivec.h in powerpc
34059         extra_headers.
34060         Same for darwin.
34062         * config/rs6000/altivec.h: New.
34064 2002-01-17  David Edelsohn  <edelsohn@gnu.org>
34066         * doc/install.texi (*-ibm-aix*): Update assembler and exception
34067         handling information.
34068         * doc/trouble.texi (Interoperation): Add libstdc++ information
34069         for AIX.
34070         (Misunderstandings): Add template instantiation and static template
34071         member information for AIX.
34073 2002-01-17  Jason Merrill  <jason@redhat.com>
34075         * dbxout.c (dbxout_type): Support const and volatile.
34077         * except.c (add_partial_entry): Remove backwards compatibility code.
34078         (end_protect_partials): Likewise.
34080 2002-01-17  Jakub Jelinek  <jakub@redhat.com>
34082         * config/ia64/ia64.md (prologue_use): New.
34083         * config/ia64/ia64.c (ia64_expand_prologue): Use
34084         gen_prologue_use instead of gen_rtx_USE.
34085         (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
34086         as CODE_FOR_pred_rel_mutex.
34087         (ia64_sched_reorder2): Likewise.
34089 2002-01-16  Eric Christopher  <echristo@redhat.com>
34091         * config/mips/r3900.h: Reformat.
34092         (SUBTARGET_CPP_SIZE_SPEC): Remove.
34093         * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
34094         * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
34095         (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
34096         * config/mips/t-elf: Remove mips3 multilib.
34098 2002-01-16  H.J. Lu <hjl@gnu.org>
34100         * config/mips/linux.h: Include "mips/abi64.h".
34102 2002-01-16  H.J. Lu <hjl@gnu.org>
34104         * config/mips/t-linux: New.
34106         * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
34108         * config/mips/linux.h: Don't include "gofast.h".
34109         (INIT_SUBTARGET_OPTABS): Removed.
34111 2002-01-16  Kazu Hirata  <kazu@hxi.com>
34113         * config/h8300/h8300-protos.h: Replace emit_a_shift with
34114         output_a_shift.
34115         * config/h8300/h8300.c: Likewise.
34116         * config/h8300/h8300.md: Likewise.
34118 2002-01-16  Kazu Hirata  <kazu@hxi.com>
34120         * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
34121         spaces after an opcode name.
34122         (pushqi1_h8300hs): Likewise.
34123         (pushhi1_h8300hs): Likewise.
34125 2002-01-16  Kazu Hirata  <kazu@hxi.com>
34127         * doc/extend.texi: Replace "option" with "attribute"
34128         appropriately.
34130 2002-01-16  Jakub Jelinek  <jakub@redhat.com>
34132         * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
34133         (and:DI () (const_int -8)).
34134         (split_small_symbolic_mem_operand): Split
34135         (mem (and:DI () (const_int -8)).
34137 2002-01-16  Jakub Jelinek  <jakub@redhat.com>
34139         PR target/5309:
34140         * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
34141         same way as TYPE_IMUL.
34142         (ultrasparc_sched_reorder): Likewise.
34143         * config/sparc/sparc.md (type): Add comment to update
34144         ultrasparc_sched_reorder when making changes.
34146 2002-01-16  Kazu Hirata  <kazu@hxi.com>
34148         * doc/invoke.texi: Change the dump file name of block
34149         reordering pass from 28.bbro to 29.bbro.
34150         Mention -dk option.
34152 Wed Jan 16 17:54:22 CET 2002  Jan Hubicka  <jh@suse.cz>
34154         * i386.md (minsf splitter): Fix pasto.
34156 2002-01-16  Nick Clifton  <nickc@cambridge.redhat.com>
34158         * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
34159         to frame pointer initialisation instruction.
34160         (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
34161         initialisation instruction.
34162         (soft_df_operand): Do not accept the IP register.
34163         (nonimmediate_soft_df_operand): Do not accept the IP register.
34165 2002-01-16  Jakub Jelinek  <jakub@redhat.com>
34167         PR target/5357:
34168         * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
34169         MASK_V8 being both set.
34171 2002-01-16  Ulrich Weigand  <uweigand@de.ibm.com>
34173         * config/s390/s390.c (s390_emit_prologue): Do not emit USE
34174         insn for GOT register; add REG_MAYBE_DEAD notes instead.
34175         config/s390/s390.md (call, call_value): Add GOT register to
34176         CALL_INSN_FUNCTION_USAGE where needed.
34177         (call_exp, call_value_exp): New.
34179 2002-01-16  Nick Clifton  <nickc@cambridge.redhat.com>
34181         * config/arm/arm.c: General formatting tidy up.
34183 2002-01-16  Graham Stott  <grahams@redhat.com>
34185         * calls.c (try_to_integrate): Use "(size_t)" intermediate
34186         cast and when casting an integer literal to "rtx" pointer.
34187         (expand_call): Likewise.
34188         * flow.c (try_pre_increment): Likewise.
34189         (find_use_as_address): Likewise.
34190         * integrate.c (expand_iline_function): Likewise.
34191         * regmove.c (try_auto_increment): Likewise.
34193 2002-01-16  Graham Stott  <grahams@redhat.com>
34195         * sched-rgn.c (passed): Use sbitmap_free.
34196         (header): Likewise.
34197         (inner): Likewise.
34198         (in_queue): Likewise.
34199         (in_stack): Likewise.
34201 2002-01-15  Eric Christopher  <echristo@redhat.com>
34203         * flow.c (propagate_one_insn): Change to use fatal_insn.
34205 2002-01-15  Kazu Hirata  <kazu@hxi.com>
34207         * expmed.c (extract_fixed_bit_field): Remove unused code.
34208         * system.h: Poison SLOW_ZERO_EXTEND.
34209         * doc/tm.texi: Remove.
34210         * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
34211         * config/arm/arm.h: Likewise.
34212         * config/avr/avr.h: Likewise.
34213         * config/clipper/clipper.h: Likewise.
34214         * config/convex/convex.h: Likewise.
34215         * config/d30v/d30v.h: Likewise.
34216         * config/dsp16xx/dsp16xx.h: Likewise.
34217         * config/elxsi/elxsi.h: Likewise.
34218         * config/fr30/fr30.h: Likewise.
34219         * config/h8300/h8300.h: Likewise.
34220         * config/i370/i370.h: Likewise.
34221         * config/i386/i386.h: Likewise.
34222         * config/m68k/m68k.h: Likewise.
34223         * config/mips/mips.h: Likewise.
34224         * config/ns32k/ns32k.h: Likewise.
34225         * config/pdp11/pdp11.h: Likewise.
34226         * config/pj/pj.h: Likewise.
34227         * config/s390/s390.h: Likewise.
34228         * config/sh/sh.h: Likewise.
34229         * config/stormy16/stormy16.h: Likewise.
34230         * config/v850/v850.h: Likewise.
34231         * config/vax/vax.h: Likewise.
34232         * config/we32k/we32k.h: Likewise.
34234 2002-01-15  Aldy Hernandez  <aldyh@redhat.com>
34236         * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
34237         (altivec_lvsl): Change constraint to b.
34238         (altivec_lvsr): Same.
34239         (altivec_lvebx): Same.
34240         (altivec_lvehx): Same.
34241         (altivec_lvewx): Same.
34242         (altivec_lvxl): Same.
34243         (altivec_lvx): Same.
34244         (altivec_stvx): Add parallel.
34245         (altivec_stvxl): Same.
34246         (altivec_stvehx): Same.
34247         (altivec_stvebx): Same.
34248         (altivec_stvebx): Same.
34250 2002-01-15  Aldy Hernandez  <aldyh@redhat.com>
34252         * config.gcc: Change altivec.h to altivec-defs.h.
34254         * config/rs6000/altivec.h: Delete.
34256         * config/rs6000/altivec-defs.h: Add.
34258 2002-01-15  John David Anglin  <dave@hiauly1.hia.nrc.ca>
34260         * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
34261         and UMOD modes.
34263         * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
34264         less than or equal to eight bytes.
34266         * vax.md (andsi3): Remove constraints and change SET destination
34267         operand type to nonimmediate_operand.
34268         (andhi3, andqi3): Likewise.  Don't clear high order bits of operand 1
34269         when it is a CONST_INT.
34271 2002-01-15  Jason Merrill  <jason@redhat.com>
34273         * c-common.def (FILE_STMT): New code.
34274         * c-common.c (statement_code_p): It's a statement.
34275         * c-common.h (stmt_tree_s): Add x_last_filename.
34276         (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
34277         (last_expr_filename): New macro.
34278         * c-semantics.c (begin_stmt_tree): Initialize it.
34279         (add_stmt): If the filename changed, also insert a
34280         FILE_STMT.
34281         (expand_stmt): Handle seeing one.
34283 2002-01-15  Eric Christopher  <echristo@redhat.com>
34285         * flow.c (propagate_one_insn): Add error message and print out
34286         insn for debugging.
34288 2002-01-15  Joseph S. Myers  <jsm28@cam.ac.uk>
34290         * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
34291         ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
34292         * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
34293         TRAMPOLINE_ALIGNMENT.
34294         * config/arm/arm.h, config/mcore/mcore.h: Likewise.  Change value
34295         to be in bits.
34296         * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
34297         PCC_BITFIELD_TYPE_MATTERS.
34298         * config/interix.h (STDC_VALUE): Remove.  Use
34299         STDC_0_IN_SYSTEM_HEADERS.
34300         * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
34301         (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
34302         ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
34304 2002-01-15  Craig Rodrigues  <rodrigc@gcc.gnu.org>
34306         * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
34307         not work on this platform currently.
34309 2002-01-15  Joseph S. Myers  <jsm28@cam.ac.uk>
34311         * c-typeck.c (build_unary_op): Don't wrap msgid argument of
34312         readonly_warning in _().
34314 2002-01-15  Douglas B Rupp  <rupp@gnat.com>
34316         * gcc.c (delete_if_ordinary): Backout previous change.
34318 2002-01-15  Kazu Hirata  <kazu@hxi.com>
34320         * config/h8300/h8300.c (print_operand): Remove support for
34321         unused operand characters.
34323         * read-rtl.c: Fix formatting.
34324         * real.c: Likewise.
34325         * recog.c: Likewise.
34326         * regclass.c: Likewise.
34327         * regmove.c: Likewise.
34328         * reg-stack.c: Likewise.
34329         * reload1.c: Likewise.
34330         * rtlanal.c: Likewise.
34332 2002-01-15  Kazu Hirata  <kazu@hxi.com>
34334         * config/i386/i386.c: Fix formatting.
34336 2002-01-15  Jakub Jelinek  <jakub@redhat.com>
34338         * c-typeck.c (process_init_element): Don't save_expr
34339         COMPOUND_LITERAL_EXPR if just its initializer will be used.
34341 2002-01-15  David Edelsohn  <edelsohn@gnu.org>
34343         * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
34344         emit optional traceback table if optimize_size or TARGET_ELF.
34345         * config/rs6000/rs6000.md (prefetch): New.
34347 2002-01-15  Andreas Jaeger  <aj@suse.de>
34349         * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
34351 2002-01-15  Kazu Hirata  <kazu@hxi.com>
34353         * mips-tfile.c: Fix formatting.
34355 Tue Jan 15 00:56:11 CET 2002  Jan Hubicka  <jh@suse.cz>
34357         * unroll.c (final_reg_note_copy): Fix previous commit.
34359 2002-01-14  Kazu Hirata  <kazu@hxi.com>
34361         * config/h8300/h8300-protos.h: Remove the prototype for
34362         eq_operator.
34363         * config/h8300/h8300.c (eq_operator): Remove.
34365 2002-01-14  Richard Henderson  <rth@redhat.com>
34367         * config/i386/i386.md (prefetch): Tidy.
34368         (prefetch_3dnow): Fix locality operand.
34370 2002-01-14  Richard Henderson  <rth@redhat.com>
34372         * config/mips/mips.h (HI_AND_FP_REGS): New register class.
34373         (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
34375 2002-01-14  Hans-Peter Nilsson  <hp@bitrange.com>
34377         * reload1.c (reload_combine): Pass reg_sum replacement through
34378         copy_rtx in loop performing multiple changes.
34380 2002-01-14  Jakub Jelinek  <jakub@redhat.com>
34382         * except.c (remove_unreachable_regions): New.
34383         (free_eh_status): Clear exception_handler_labels.
34384         (convert_from_eh_region_ranges): Call remove_unreachable_regions.
34385         (find_exception_handler_labels): Don't add the same label more than
34386         once.
34387         (remove_exception_handler_label): Don't die if
34388         find_exception_handler_labels hasn't been called for the current
34389         function yet.
34391 Mon Jan 14 21:26:13 CET 2002  Jan Hubicka  <jh@suse.cz>
34393         * toplev.c (rest_of_compilation): Rebuild jump labels after
34394         gcse.
34396 2002-01-14  Joseph S. Myers  <jsm28@cam.ac.uk>
34398         * doc/extend.texi: Move documentation of X86 built-in functions
34399         here.
34400         * doc/invoke.texi: From here.
34401         * doc/sourcebuild.texi: Document location of documentation for
34402         machine built-in functions.
34404 2002-01-13  Christopher Faylor  <cgf@redhat.com>
34406         * cppfiles.c (TEST_THRESHOLD): New macro.
34407         (SHOULD_MMAP): Ditto.
34408         (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
34409         be used.
34411 Mon Jan 14 20:23:34 CET 2002  Jan Hubicka  <jh@suse.cz>
34413         * unroll.c (final_reg_note_copy): Properly handle
34414         REG_LABEL
34415         (unroll_loops): Fix LOOP_CONDITION heuristics.
34417 2002-01-14  Geoffrey Keating  <geoffk@redhat.com>
34419         * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
34420         * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
34422 Mon Jan 14 20:18:19 CET 2002  Jan Hubicka  <jh@suse.cz>
34424         * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
34425         threaded loop.
34427 2002-01-14  Tom Rix  <trix@redhat.com>
34429         * config/rs6000/rs6000.md: Fix typo with sradi.
34431 2002-01-14  Ulrich Weigand  <uweigand@de.ibm.com>
34433         * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
34434         movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
34435         (clrstrdi, clrstrsi): Adapt callers.
34437         (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
34439         (movti splitter): Never use register 0 as base register.
34441 2002-01-14  Hartmut Penner  <hpenner@de.ibm.com>
34443         * combine.c (simplify_shift_const): Always generate new rtx
34444         for shift expression instead of reusing given expression.
34446 Mon Jan 14 07:08:55 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
34448         * config/alpha/alpha.c (alpha_expand_mov): Don't call
34449         alpha_legitimize_address unless mode is Pmode.
34451 2002-01-13  Geoffrey Keating  <geoffk@redhat.com>
34453         * doc/md.texi (Modifiers): Document the '*' constraint for the
34454         user.
34456         * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
34457         * doc/extend.texi (Function Attributes): 'interrupt' is valid
34458         for xstormy16 too.
34460 2002-01-13  Richard Henderson  <rth@redhat.com>
34462         * reload.c (find_reloads): Use a hard reg destination as reload reg
34463         for an input reload of the source.
34465 2002-01-13  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
34467         * doc/install.texi (Binaries): Make link to ftp.writtenword.com
34468         more generic.
34470 Sun Jan 13 07:23:01 2002  Douglas B Rupp  <rupp@gnat.com>
34472         * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
34473         * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
34475         * config/alpha/x-vms (USE_COLLECT2): Set to empty.
34477 Sun Jan 13 06:55:31 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
34479         * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
34481 2002-01-12  Tom Rix  <trix@redhat.com>
34483         * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
34484         TARGET_POWERPC64.
34486 2002-01-12  Richard Henderson  <rth@redhat.com>
34488         * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
34490         * doc/invoke.texi: Update Alpha options.
34492         * doc/invoke.texi: Update i386 built-in function lists.
34494 Sat Jan 12 17:38:11 CET 2002  Jan Hubicka  <jh@suse.cz>
34496         * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
34497         referencing outside.
34499 Sat Jan 12 08:54:51 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
34501         * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
34502         * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
34503         offsets, and change line folding.
34504         * optabs.c (expand_binop): Remove warnings.
34505         * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
34507 2002-01-12  Graham Stott <grahams@redhat.com>
34509         * attribs.c (handle_deprecated_attribute): constify WHAT.
34510         * diagnostic.c (warn_deprecated_use): Add braces, fixes
34511         dangling else warning and constify WHAT.
34512         * except.h (struct function, struct inline_remap): Move
34513         struct tag forward defs before all prototypes.
34514         (duplicate_eh_regions): Whitespace.
34516 2002-01-12  Nick Clifton  <nickc@cambridge.redhat.com>
34518         * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
34519         MODE_BASE_REG_CLASS.
34520         (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
34522 2002-01-12  Richard Henderson  <rth@redhat.com>
34524         * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
34525         (ix86_expand_vector_move): New.
34526         (bdesc_2arg): Remove andps, andnps, orps, xorps.
34527         (ix86_init_mmx_sse_builtins): Make static.  Remove composite builtins.
34528         Remove old prefetch builtins.  Special case the logicals removed above.
34529         (ix86_expand_builtin): Likewise.
34530         (safe_vector_operand): Use V4SFmode, not TImode.
34531         (ix86_expand_store_builtin): Remove shuffle arg.  Update callers.
34532         (ix86_expand_timode_binop_builtin): New.
34533         * config/i386/i386-protos.h: Update.
34534         * config/i386/i386.h (enum ix86_builtins): Update.
34535         * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
34536         Use ix86_expand_vector_move in vector move expanders.
34537         (movti_internal, movti_rex64): Add xorps alternative.
34538         (sse_clrv4sf): Rename and adjust from sse_clrti.
34539         (prefetch): Don't work so hard.
34540         (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
34541         * config/i386/xmmintrin.h (__m128): Use V4SFmode.
34542         (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
34544 2002-01-11  Richard Henderson  <rth@redhat.com>
34546         * config/i386/mmintrin.h: New file.
34547         * config/i386/xmmintrin.h: New file.
34548         * config.gcc (i?86-*-*): Add extra_headers.
34549         * simplify-rtx.c (simplify_unary_operation): Handle saturating
34550         truncation codes.
34551         (simplify_binary_operation): Handle saturating arithmetic codes.
34552         * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
34553         not the lowpart subreg.
34554         (ix86_expand_builtin): Return a TImode dummy register instead of 0
34555         on error.
34556         * config/i386/i386.md (mmx_clrdi): Override memory attribute.
34558 2002-01-12  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
34560         * conflict.c (conflict_graph_compute): Free regsets when finished.
34561         * ssa.c (compute_coalesced_reg_partition): Likewise.
34563 2002-01-12  Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
34565         * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
34566         every where we allocate a register.
34568 2002-01-12  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
34570         * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
34571         * lcm.c (compute_earliest, compute_farthest): Likewise.
34573 2002-01-11  Janis Johnson  <janis187@us.ibm.com>
34575         * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
34577 2002-01-11  Janis Johnson  <janis187@us.ibm.com>
34579         * doc/rtl.texi (Insns): Fix 2 typos.
34581 2002-01-11  Joseph S. Myers  <jsm28@cam.ac.uk>
34583         * doc/invoke.texi: Avoid overfull hboxes.  Add summary of D30V
34584         options.  Use @table @gcctabopt for MMIX options.  Add index
34585         entries for MMIX options.  Start new paragraph with first
34586         heading of the machine-dependent options.
34588 2002-01-11  Craig Rodrigues  <rodrigc@gcc.gnu.org>
34590         PR other/5299
34591         * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
34592         * combine.c (force_to_mode): Same.
34593         * reload1.c (clear_reload_reg_in_use): Same.
34595 2002-01-11  Nick Clifton  <nickc@cambridge.redhat.com>
34597         * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
34598         and 'subtargets'.
34600 2002-01-11  Andreas Jaeger  <aj@suse.de>,
34601             Brad Lucier <lucier@math.purdue.edu>
34603         * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
34604         mcpu.
34606 Fri Jan 11 07:35:12 2002  Douglas B Rupp  <rupp@gnat.com>
34608         * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
34609         Protect with IN_LIBGCC.
34610         (LINK_EH_SPEC): Add required trailing space.
34612 Fri Jan 11 09:25:05 2002  Nicola Pero  <n.pero@mi.flashnet.it>
34614         * c-tree.h: Move function declarations so that they are listed
34615         under the filename which contains them.
34616         (check_identifier, finish_decl_top_level,
34617         lookup_name_current_level_global, shadow_record_fields): Remove.
34619 2002-01-11  Andreas Jaeger  <aj@suse.de>
34621         * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
34622         march.
34624 2002-01-10  Richard Henderson  <rth@redhat.com>
34626         * config/alpha/alpha.c (print_operand): Add 'J'.
34627         * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
34628         new operand with the sequence number for the lituse.  When splitting
34629         the insns, use gen_movdi_er_high_g and generate a sequence number.
34630         (gen_movdi_er_high_g): Print the sequence number if nonzero.
34632 2002-01-10  Aldy Hernandez  <aldyh@redhat.com>
34634         * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
34635         lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
34636         stvxl.
34637         (altivec_expand_builtin): Same.
34638         (altivec_expand_stv_builtin): New.
34640         * config/rs6000/rs6000.h (rs6000_builtins): Same.
34642         * config/rs6000/rs6000.md ("altivec_lvebx"): New.
34643         ("altivec_lvehx"): New.
34644         ("altivec_lvewx"): New.
34645         ("altivec_lvxl"): New.
34646         ("altivec_lvx"): New.
34647         ("altivec_stvx"): New.
34648         ("altivec_stvebx"): New.
34649         ("altivec_stvehx"): New.
34650         ("altivec_stvewx"): New.
34651         ("altivec_stvxl"): New.
34653 2002-01-10  Richard Henderson  <rth@redhat.com>
34655         * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
34656         * reload1.c (delete_output_reload): Zap spill_reg_store.  Take
34657         care not to delete instructions twice.
34659 2002-01-10  Zack Weinberg  <zack@codesourcery.com>
34661         * toplev.c: Don't declare environ (it's not used anywhere).
34662         * configure.in: Don't check for declaration of environ.
34663         * config/i386/xm-mingw32.h: Don't #define environ.
34664         * config.in, configure: Regenerate.
34666 2002-01-10  Zack Weinberg  <zack@codesourcery.com>
34668         * configure.in: Set stage1_cflags for powerpc-*-darwin*.
34669         * configure: Regenerate.
34671         * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
34672         DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
34673         * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
34674         alpha/xm-vms.h.
34675         * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
34676         LIMITS_H_TEST here, not in m68k/x-next.
34677         * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
34678         SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
34680         * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
34681         LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
34682         * config/alpha/x-vms: Don't set USE_COLLECT2.  Add comments.
34684         * config/i386/x-djgpp: Renamed i386/t-djgpp.
34685         * config/m88k/x-dolph: Renamed m88k/t-dolph.
34686         * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
34687         * config/pa/x-pa-mpeix: Renamed pa/t-mpeix.  Update for
34688         replacement of quadlib.asm with quadlib.c.
34690         * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
34691         config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
34692         config/rs6000/xm-beos.h: Delete file.
34694         * config.gcc: Update to match above changes.
34696 2002-01-10  Kazu Hirata  <kazu@hxi.com>
34698         * config/h8300/h8300.h: Fix comment typos.
34699         * config/h8300/h8300.md: Likewise.
34700         * config/h8300/lib1funcs.asm: Likewise.
34702 2002-01-10  Dale Johannesen  <dalej@apple.com>
34704         PR optimization/5269
34705         * unroll.c (precondition_loop_p): Make *increment be the correct
34706         sign when n_iterations known, to avoid confusing caller.
34708 2002-01-10  Kazu Hirata  <kazu@hxi.com>
34710         * doc/extend.texi (deprecated): Fix a typo.
34712 Thu Jan 10 22:35:54 CET 2002  Jan Hubicka  <jh@suse.cz>
34714         * basic-block.h (update_br_prob_note): Declare.
34715         * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
34716         (try_forward_edges): Care negative frequencies and update note.
34717         (outgoing_edges_match): Tweek conditional merging heuristics.
34718         (try_crossjump_to_edge): use update_br_prob_note.
34719         * cfglayout.c (fixup_reorder_chain): Likewise.
34720         * cfrtl.c (update_br_prob_note): New.
34721         * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
34723         * i386.c (ix86_decompose_address): Return -1 if address contains
34724         shift.
34725         (legitimate_address_p): Require ix86_decompose_address to return 1.
34727         * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
34728         (cprop_insn): Likewise.
34730 2002-01-10  Kazu Hirata  <kazu@hxi.com>
34732         * toplev.c: Fix formatting.
34733         * tree.c: Likewise.
34734         * tree-dump.c: Likewise.
34735         * unroll.c: Likewise.
34736         * unwind-dw2.c: Likewise.
34737         * unwind-dw2-fde.c: Likewise.
34738         * unwind-dw2-fde-glibc.c: Likewise.
34739         * unwind-sjlj.c: Likewise.
34741 2002-01-10  Joseph S. Myers  <jsm28@cam.ac.uk>
34743         * doc/invoke.texi: Document PDP-11 options.
34745 2002-01-10  Kazu Hirata  <kazu@hxi.com>
34747         * config/h8300/h8300.h: Fix formatting.
34749 2002-01-10  Ira Ruben   <ira@apple.com>
34751         Add __attribute__ ((deprecated)).
34752         * extend.texi: Document __attribute__ ((deprecated)).
34753         * invoke.texi: Document -Wno-deprecated-declarations.
34754         * testsuite/g++.dg/other/deprecated.C: New C++ test.
34755         * testsuite/gcc.dg/deprecated.c: New C test.
34756         * attribs.c (enum attrs): Declare handle_deprecated_attribute().
34757         (c_common_attribute_table): Add "deprecated" entry.
34758         (handle_deprecated_attribute): New function.
34759         * c-decl.c (deprecated_states): New enum.
34760         deprecated_state: State of "deprecated" handling.
34761         (start_decl): Set deprecated_state based on attributes.
34762         (grokdeclarator): Test for deprecated uses, propagate attribute.
34763         * c-typeck.c (build_component_ref): Test for deprecated fields.
34764         (build_external_ref): Test for deprecated primaries.
34765         * diagnostic.c (warn_deprecated_use) New function to issue
34766         warnings about __attribute__ ((depricated)) references.
34767         * flags.h (warn_deprecated_decl): Extern declared for
34768         -W[no-]deprecated-declarations option.
34769         * print-tree.c (print_node): Show deprecated flag status.
34770         * toplev.c (warn_deprecated_decl): Defined.
34771         (W_options): Added "deprecated-declaration".
34772         * toplev.h (warn_deprecated_use): Extern declared.
34773         * tree.h (struct tree_common): Define deprecated_flag.
34774         (TREE_DEPRECATED): New macro to access flag.
34775         * cp/call.c (build_call): Test for deprecated calls.
34776         * cp/class.c (add_implicitly_declared_members): Set global
34777         flag to tell grokdeclarator to not issue deprecated warnings.
34778         * cp/cp-tree.h: Add extern for adding_implicit_members.
34779         * cp/decl.c (deprecated_states): New enum.
34780         (start_decl): Set deprecated_state based on attributes.
34781         (grokdeclarator): Test for deprecated uses, propagate attribute.
34782         * cp/lex.c (do_identifier): Test for deprecated primaries.
34783         * cp/typeck.c (build_component_ref): Test for deprecated fields.
34785 2002-01-10  Ira Ruben   <ira@apple.com>
34787         Fix to assign attributes to inline member functions.
34788         * cp/decl.c (start_method): Handle attrlist.
34790 2002-01-10  Kazu Hirata  <kazu@hxi.com>
34792         * combine.c (expand_field_assignment): Use subreg_lsb().
34794 2002-01-10  David Edelsohn  <edelsohn@gnu.org>
34796         * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
34797         POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
34798         (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
34799         Recurse for any operand of AND as long as constant is nonzero.
34801 2002-01-10  Kazu Hirata  <kazu@hxi.com>
34803         * config/h8300/h8300.md: Remove constraints from expanders.
34805 2002-01-10  Kazu Hirata  <kazu@hxi.com>
34807         * varasm.c: Fix formatting.
34808         * varray.c: Likewise.
34809         * vmsdbgout.c: Likewise.
34810         * xcoffout.c: Likewise.
34812 Thu Jan 10 17:19:12 CET 2002  Jan Hubicka  <jh@suse.cz>
34814         * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
34815         update edge probabilities to match.
34817 2002-01-10  Joseph S. Myers  <jsm28@cam.ac.uk>
34819         * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
34820         dependencies.
34821         * doc/languages.texi, doc/sourcebuild.texi: New files.
34822         * doc/configfiles.texi: Make a subsubsection.  Update.
34823         * doc/configterms.texi: Add @node.  Remove warning that this isn't
34824         instructions for building GCC.
34825         * doc/makefile.texi: Make a subsection.
34826         * doc/gccint.texi: Update.
34828 Thu Jan 10 16:39:58 CET 2002  Jan Hubicka  <jh@suse.cz>
34830         * i386.md (sse_mov?fcc_const0_?): Fix constraints.
34832 Thu Jan 10 12:45:50 2002  Nicola Pero  <n.pero@mi.flashnet.it>
34834         * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
34836 Thu Jan 10 11:19:18 CET 2002  Jan Hubicka  <jh@suse.cz>
34838         * optabs.c (expand_fix): Look for wider integer modes first.
34840         * i386.md (mov?f): Avoid the fake const double trick for medium
34841         memory model.
34842         (min?f*/max?f*): Prohibit memory operands for i387 variant.
34843         (fop_df_4): Disable for SSE compilation.
34845 2002-01-10  Graham Stott  <grahams@redhat.com>
34847         * dwarf2out.c (indirect_string_alloc, output_indirect_string):
34848         Move prototype into DWARF2_DEBUGGING_INFO conditional block.
34850 2002-01-10  Richard Henderson  <rth@redhat.com>
34852         * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
34854 2002-01-10  Richard Henderson  <rth@redhat.com>
34856         * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
34857         (copyprop_hardreg_forward_1): Likewise.  Use mode_change_ok.
34859 2002-01-10  Kazu Hirata  <kazu@hxi.com>
34861         * combine.c (can_combine_p): Fix a comment typo.
34863 2002-01-09  Zack Weinberg  <zack@codesourcery.com>
34865         * Makefile.in (s-gencheck, s-options, s-specs): Handle an
34866         empty list correctly.  Change loop index $t to $f for
34867         consistency with rest of Makefile.
34869 2002-01-08  Aldy Hernandez  <aldyh@redhat.com>
34871         * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
34872         mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
34874         * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
34875         mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
34876         (altivec_init_builtins): Same.
34877         (altivec_expand_unop_builtin): Return NULL_RTX on error.
34878         (altivec_expand_binop_builtin): Same.
34879         (altivec_expand_ternop_builtin): Same.
34880         (bdesc_dst): New.
34882         * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
34883         ("altivec_vctuxs"): Fix typo.
34884         ("altivec_vnmsubfp"): Same.
34885         ("altivec_dssall"): New.
34886         ("altivec_mfvscr"): New.
34887         ("altivec_dss"): New.
34888         ("altivec_lvsl"): New.
34889         ("altivec_lvsr"): New.
34890         ("altivec_dstt"): New.
34891         ("altivec_dstst"): New.
34892         ("altivec_dststt"): New.
34893         ("altivec_dst"): New.
34895         * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
34896         mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
34898 2002-01-09  Richard Henderson  <rth@redhat.com>
34900         * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
34902 2002-01-10  Hans-Peter Nilsson  <hp@bitrange.com>
34904         * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
34905         function.
34906         * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
34907         prototype.
34908         * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
34910 2002-01-09  Kazu Hirata  <kazu@hxi.com>
34912         * read-rtl.c: Fix formatting.
34913         * real.c: Likewise.
34914         * regclass.c: Likewise.
34915         * regrename.c: Likewise.
34916         * reg-stack.c: Likewise.
34917         * reload1.c: Likewise.
34918         * reload.c: Likewise.
34919         * rtl.c: Likewise.
34921 2002-01-09  Kazu Hirata  <kazu@hxi.com>
34923         * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
34924         to extract items in the expr_list chain.
34926 2002-01-09  Richard Henderson  <rth@redhat.com>
34928         * config/vax/vax.c (vax_rtx_cost): Never abort.
34930         * config/vax/vax.h (REAL_ARITHMETIC): Define.
34932 2002-01-09  Jan Hubicka  <jh@suse.cz>
34934         * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
34936 2002-01-09  Richard Henderson  <rth@redhat.com>
34938         * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
34939         Unify code from various alternatives.
34941 2002-01-09  Richard Henderson  <rth@redhat.com>
34943         * regrename.c (copy_value): Ignore the copy if the source register
34944         is present in the value chain with a narrower mode.
34946 2002-01-09  Herman A.J. ten Brugge  <Haj.Ten.Brugge@net.HCC.nl>
34948         * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
34949         for the c4x target. Also improve layout.
34951 2002-01-09  Richard Henderson  <rth@redhat.com>
34953         * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
34954         * config/m32r/m32r.md (and ior xor splitters): Swap operands
34955         to match insn patterns.
34957 2002-01-09  Richard Henderson  <rth@redhat.com>
34959         * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
34960         (copyprop_hardreg_forward_1): Likewise.
34962 2002-01-09  John David Anglin  <dave@hiauly1.hia.nrc.ca>
34964         * pa.md (decrement_and_branch_until_zero): Change predicate for
34965         operand 0 from register_operand to reg_or_nonsymb_mem_operand.
34967 2002-01-09  Bryce McKinlay  <bryce@waitaki.otago.ac.nz>
34969         * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
34970         gets undefined. For Darwin.
34972 2002-01-09  Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
34974         * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
34976 2002-01-09  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>
34978         * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
34980 2002-01-08  Richard Henderson  <rth@redhat.com>
34982         * regrename.c (copy_value): Ignore overlapping copies.
34984 2002-01-08  Richard Henderson  <rth@redhat.com>
34986         * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
34987         as needed to avoid shared structure.
34989 2002-01-08  Kazu Hirata  <kazu@hxi.com>
34991         * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
34992         H8/300H and H8S.
34994 2002-01-08  Joseph S. Myers  <jsm28@cam.ac.uk>
34996         * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
34997         LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
34998         documentation of obsolete macros.
34999         * system.h: Poison these macros.
35000         * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
35001         config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
35002         config/c4x/c4x.h, config/clipper/clipper.h,
35003         config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
35004         config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
35005         config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
35006         config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
35007         config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
35008         config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
35009         config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
35010         config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
35011         config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
35012         config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
35013         config/sparc/sparc.h, config/stormy16/stormy16.h,
35014         config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
35015         definitions and commented out definitions of obsolete macros.
35016         * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
35017         of MAX_INT_TYPE_SIZE.
35019 2002-01-08  Ulrich Weigand  <uweigand@de.ibm.com>
35021         * config/s390/s390.c (s390_preferred_reload_class): Never
35022         return ADDR_REGS if it isn't a subset of the given class.
35023         * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
35024         FP_REGS, but all superclasses as well.
35026         * config/s390/s390.c (s390_function_profiler): Fix thinko.
35028         * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
35029         cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
35030         must not be a const_int.
35032 2002-01-08  Richard Henderson  <rth@redhat.com>
35034         * Makefile.in (toplev.o): Depend on options.h.
35035         (gcc.o): Depend on specs.h.
35037 2002-01-08  Jakub Jelinek  <jakub@redhat.com>
35039         * expr.c (store_expr): Convert VOIDmode constants back to target's
35040         mode.
35042 2002-01-08  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
35044         * doc/invoke.texi: Markup gcc as @command.  Refer to
35045         http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
35046         of http://gcc.gnu.org/thanks.html.
35048 2002-01-08  Dale Johannesen  <dalej@apple.com>
35050         * config/rs6000/rs6000.md: Add missing int register
35051         target case to movdf_low.
35053 2002-01-08  Zack Weinberg  <zack@codesourcery.com>
35055         * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
35056         except.h.  Remove commands to define USING_SJLJ_EXCEPTIONS.
35057         (cppinit.o): Depend on except.h.
35058         (gencheck.h, options.h, specs.h, s-gencheck, s-options,
35059         s-specs): New rules.
35061         * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
35062         Don't create specs.h/options.h/gencheck.h here.  Remove
35063         unnecessary variable settings from last argument of AC_OUTPUT.
35064         * config.in, configure: Regenerate.
35065         * intl.c: Hardcode package name as "gcc".
35067         * cppinit.c: Include except.h.
35068         (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
35069         appropriate.
35070         * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
35071         Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
35072         (!)USING_SJLJ_EXCEPTIONS.
35073         * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
35075 2002-01-08  Joseph S. Myers  <jsm28@cam.ac.uk>
35077         * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
35078         ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
35079         OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
35080         documentation of obsolete macros.
35081         * system.h: Poison these macros.
35082         * config/d30v/d30v.h, config/ns32k/encore.h,
35083         config/stormy16/stormy16.h: Remove definitions and commented out
35084         definitions of obsolete macros.
35086 Tue Jan  8 15:56:41 2002  Nicola Pero  <nicola@brainstorm.co.uk>
35088         * objc/objc-act.c (handle_class_ref): Mark the declaration of
35089         %sobjc_class_ref_%s as used - to prevent unwanted compiler
35090         warnings.
35092 2002-01-08  Ulrich Weigand  <uweigand@de.ibm.com>
35094         * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
35095         * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
35096         to insn adjusting stack/frame pointer.
35097         * config/s390/s390.md (reload_la_64, reload_la_31): Do not
35098         accept operands that cause the insn to be non-splittable.
35100 2002-01-08  Graham Stott  <grahams@redhat.com>
35102         * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
35103         (C_TYPE_FIELDS_VOLATILE): Likewise.
35104         (C_TYPE_BEING_DEFINED): Likewise.
35105         (C_IS_RESERVED_WORD): Likewise.
35106         (C_TYPE_VARIABLE_SIZE): Likewise.
35107         (C_DECL_VARIABLE_SIZE): Likewise.
35108         (C_MISSING_PROTOTYPE_WARNED): Likewise.
35109         (C_SET_EXP_ORIGINAL_CODE): Likewise.
35110         (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
35111         parenthesis.
35112         (C_DECL_ANTICIPATED): Likewise.
35113         (c_build_type_variant): Add parenthesis.
35115 2002-01-08  Joseph S. Myers  <jsm28@cam.ac.uk>
35117         * gcc.c (option_map): Remove --version.
35118         (process_command): Handle -fversion following the GNU Coding
35119         Standards.  Partially addresses PR other/704.
35121 2002-01-08  Graham Stott  <grahams@redhat.com>
35123         * combine.c (combine_instructions): Fix typo.
35125 2002-01-08  Graham Stott  <grahams@redhat.com>
35127         * debug.h: Use "tree" and "rtx" throughout.
35129         * debug.c: Likewise.
35131 2002-01-08  Nick Clifton  <nickc@cambridge.redhat.com>
35133         * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
35134         constant pool, use the pool's version of the symbol instead.
35136 2002-01-07  Richard Henderson  <rth@redhat.com>
35138         * regrename.c (find_oldest_value_reg): Ignore the value chain if
35139         the original register was copied in a mode with a fewer number of
35140         hard registers than the desired mode.
35141         (copyprop_hardreg_forward_1): Likewise.
35142         (debug_value_data): Fix loop test.
35143         * toplev.c (parse_options_and_default_flags): Reenable
35144         -fcprop-registers at -O1.
35146 2002-01-07  Aldy Hernandez  <aldyh@redhat.com>
35148         * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
35149         (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
35151         * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
35152         predicates.
35154         * config/rs6000/rs6000.md: Add altivec predicate patterns.
35156 2002-01-07  John David Anglin  <dave@hiauly1.hia.nrc.ca>
35158         * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
35159         (pa_output_function_prologue): Output local label at the beginning of
35160         the prologue when profiling.
35161         (hppa_profile_hook): Use the local label rather than the function label.
35162         * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
35164 2002-01-07  Aldy Hernandez  <aldyh@redhat.com>
35166         * config/rs6000/rs6000.c (print_operand): Remove extra space.
35167         (altivec_expand_unop_builtin): Fix thinko.
35168         (altivec_expand_binop_builtin): Same.
35169         (altivec_expand_ternop_builtin): Same.
35170         (altivec_expand_builtin): Same.
35172 2002-01-07  Richard Henderson  <rth@redhat.com>
35174         * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
35176 2002-01-07  Jason Merrill  <jason@redhat.com>
35178         * unwind-dw2.c (execute_cfa_program): Use < again.
35180 2002-01-07  Jakub Jelinek  <jakub@redhat.com>
35182         * predict.c (combine_predictions_for_insn): Avoid division by zero.
35184 2002-01-07  Jakub Jelinek  <jakub@redhat.com>
35186         * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
35187         Don't allow -1 - x -> ~x simplifications in the first pass.
35189 2002-01-07  Aldy Hernandez  <aldyh@redhat.com>
35191         * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
35192         arguments.
35193         (altivec_expand_binop_builtin): Same.
35194         (altivec_expand_unop_builtin): Same.
35195         (print_operand): Fix typo.
35196         (bdesc_1arg): Add vupk* variants.
35198         * rs6000.h (rs6000_builtins): Add vupk* enums.
35200         * rs6000.md: Add altivec_vupk* variants.
35202 2002-01-07  Joseph S. Myers  <jsm28@cam.ac.uk>
35204         * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
35205         doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
35206         and last update dates.
35208 2002-01-07  Janis Johnson  <janis187@us.ibm.com>
35210         * doc/rtl.texi (Flags): Clean up documentation of RTL flags
35212 2002-01-07  Marek Michalkiewicz  <marekm@amelek.gda.pl>
35214         * config/avr/avr.c (avr_mcu_types): Add new MCU types.
35215         * config/avr/avr.h (CPP_SPEC): Likewise.
35216         (LINK_SPEC): Likewise.
35217         (CRT_BINUTILS_SPECS): Likewise.
35218         * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
35219         * doc/invoke.texi (AVR Options): Document them.
35221 Mon Jan  7 11:59:34 CET 2002  Jan Hubicka  <jh@suse.cz>
35223         * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
35224         LABEL_NUSES.
35226 2002-01-07  Graham Stott  <grahams@redhat.com>
35228         * config/i386/i386.h: Update copyright date.
35229         (HALF_PIC_PTR): Add parenthesis.
35230         (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
35231         (CONSTANT_ALIGNMENT): Add parenthesis.
35232         (DATA_ALIGNMENT): Likewise.
35233         (LOCAL_ALIGNMENT): Likewise.
35234         (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
35235         (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
35236         (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
35237         (HARD_REGNO_NREGS): Add paranethesis.
35238         (VALID_SSE_REG_MODE): Whitespace.
35239         (VALID_MMX_REG_MODE): Whitespace.
35240         (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
35241         (ix86_hard_regno_mode_ok): Add parenthesis.
35242         (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
35243         (RETURN_IN_MEMORY): Whitespace.
35244         (N_REG_CLASSES): Add parenthesis.
35245         (INTEGER_CLASS_P): Add parenthesis and wrap.
35246         (FLOAT_CLASS_P): Likewise.
35247         (SSE_CLASS_P): Likewise.
35248         (MMX_CLASS_P): Likewise.
35249         (MAYBE_INTEGER_CLASS_P): Likewise.
35250         (MAYBE_FLOAT_CLASS_P): Likewise.
35251         (MAYBE_SSE_CLASS_P): Likewise.
35252         (MAYBE_MMX_CLASS_P): Likewise.
35253         (Q_CLASS_P): Likewise.
35254         (GENERAL_REGNO_P): Uppercase macro parameter.
35255         (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
35256         (FP_REGNO_P): Likewise.
35257         (ANY_FP_REGNO_P): Uppercase macro parameter.
35258         (SSE_REGNO_P): Likewise.
35259         (SSE_REGNO): Likewise.
35260         (SSE_REG_P): Likewise.
35261         (SSE_FLOAT_MODE_P): Likewise.
35262         (MMX_REGNO_P): Likewise.
35263         (MMX_REG_P):Likewise.
35264         (STACK_REG_P): Likewise.
35265         (NON_STACK_REG_P): Likewise.
35266         (STACK_TOP_P): Likewise.
35267         (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
35268         (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
35269         (SECONDARY_MEMORY_NEEDED): Likewise.
35270         (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
35271         (MD_ASM_CLOBBERS): Whitespace and wrap.
35272         (MUST_PASS_IN_STACK): Whitespace and wrap.
35273         (RETURN_POPS_ARGS): Add parenthesis.
35274         (INIT_CUMULATIVE_ARGS): Likewise.
35275         (FUNCTION_ARG): Likewise.
35276         (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
35277         (SETUP_INCOMING_VARARGS): Likewise.
35278         (BUILD_VA_LIST_TYPE):  Add parenthesis.
35279         (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
35280         parenthsis.
35281         (EXPAND_BUILTIN_VA_ARG): Likewise.
35282         (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
35283         (INITIALIZE_TRAMPOLINE): Add parenthesis.
35284         (INITIAL_ELIMINATION_OFFSET): Likewise.
35285         (REGNO_OK_FOR_INDEX_P): Add parenthesis.
35286         (REGNO_OK_FOR_BASE_P): Likewise.
35287         (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
35288         (REGNO_OK_FOR_DIREG_P): Likewise.
35289         (REG_OK_FOR_INDEX_P): Whitespace.
35290         (REG_OK_FOR_BASE_P): Whitespace.
35291         (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
35292         parenthesis.
35293         (FIND_BASE_TERM): Fix typo.
35294         (LEGITIMIZE_ADDRESS): Wrap in  { .. } while (0) and add parenthesis.
35295         (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
35296         (SYMBOLIC_CONST; Whitespace.
35297         (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in  { .. } while (0) and wrap.
35298         (ENCODE_SECTION_INFO): Whitespace.
35299         (FINALIZE_PIC): Remove do { ... } while (0).
35300         (PROMOTE_MODE): Wrap in do { ... } while (0).
35301         (CONST_COSTS): Whitespace.
35302         (RTX_COSTS): Add paramethesis, whitespace and wrap.
35303         (REGISTER_MOVE_COST): Add parenthesis.
35304         (MEMORY_MOVE_COST): Likewise.
35305         (EXTRA_CC_MODES): Whitespace.
35306         (SELECT_CC_MODE): Add parenthesis and whitespace.
35307         (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
35308         (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
35309         (ASM_OUTPUT_LABEL): Add paramethesis.
35310         (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
35311         (ASM_OUTPUT_REG_POP): Likewise.
35312         (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
35313         (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
35315         * config/i386/i386.c: Update copyright.
35316         (CHECK_STACK_LIMIT): Add parenthesis.
35317         (AT_BP): Uppercase macro parameter.
35318         (x86_64_int_parameter_registers): Constify.
35319         (x86_64_int_return_registers): Likewise.
35320         (ix86_compare_op0): Use rtx.
35321         (construct_container): Constify INTREG parameter.
35322         (function_arg): Use rtx.
35324         * diagnostic.h: Update copyright date.
35325         (output_buffer_state): Add parenthesis.
35326         (output_buffer_format_args): Likewise.
35328         * combine.c (combine_instructions): Replace XEXP (links, 0)
35329         with link.
35331 2002-01-06  H.J. Lu <hjl@gnu.org>
35333         * cfgcleanup.c (thread_jump): Fix 2 typos.
35335 2002-01-06  Aldy Hernandez  <aldyh@redhat.com>
35337         * config.gcc: Add support for --enable-altivec.
35339 2002-01-06  Craig Rodrigues  <rodrigc@gcc.gnu.org>
35341         * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
35343 2002-01-06  Jakub Jelinek  <jakub@redhat.com>
35345         * objc/objc-act.c (handle_impent): Use assemble_variable to emit
35346         __objc_class_name_*.
35348 2002-01-06  Craig Rodrigues  <rodrigc@gcc.gnu.org>
35350         * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
35352 2002-01-06  Richard Henderson  <rth@redhat.com>
35354         * reorg.c (emit_delay_sequence): Remove death notes, not merely
35355         nop them out.  Increment label reference count for REG_LABEL.
35356         (fill_slots_from_thread): Frob label reference count around
35357         delete_related_insns.
35359 2002-01-05  Richard Henderson  <rth@redhat.com>
35361         * cfgcleanup.c (try_forward_edges): Detect infinite loops while
35362         jump threading.
35364 2002-01-05  Richard Henderson  <rth@redhat.com>
35366         * c-decl.c (c_expand_body): Don't call outlining_inline_function.
35367         * integrate.c (output_inline_function): Likewise.
35368         * toplev.c (rest_of_compilation): Do it here instead.  Move call
35369         to remove_unnecessary_notes after emitting abstract instance.
35370         Force an emitted nested function to have its parent emited as well.
35371         * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
35372         for null.
35373         (rtl_for_decl_location): Do not look at reload data structures
35374         before reload has run.
35376 2002-01-05  Kazu Hirata  <kazu@hxi.com>
35378         * cse.c: Fix formatting.
35379         * dwarf2asm.c: Likewise.
35380         * dwarf2out.c: Likewise.
35381         * explow.c: Likewise.
35382         * expmed.c: Likewise.
35383         * function.c: Likewise.
35384         * gcov.c: Likewise.
35385         * gencheck.c: Likewise.
35386         * genrecog.c: Likewise.
35387         * ggc-common.c: Likewise.
35388         * ggc-page.c: Likewise.
35389         * global.c: Likewise.
35391 2002-01-05  Kazu Hirata  <kazu@hxi.com>
35393         * combine.c: Fix formatting.
35395 2002-01-05  Craig Rodrigues  <crodrigu@bbn.com>
35397         PR middle-end/1557
35398         * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
35400 2002-01-05  David Edelsohn  <edelsohn@gnu.org>
35402         * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
35403         as 1 for __powerpc64__ as well.
35405         * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
35407         * alias.c (find_base_value, PLUS/MINUS): If we found a base,
35408         return it.
35410 2002-01-05  Daniel Berlin  <dan@dberlin.org>
35412         * lcm.c: Revert change, due to performance regression it causes on
35413         SPEC because it's slightly more conservative (sigh, I hate
35414         edge-based LCM).
35416 Sat Jan  5 11:52:05 CET 2002  Jan Hubicka  <jh@suse.cz>
35418         * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
35420 2002-01-05  Neil Booth  <neil@daikokuya.demon.co.uk>
35422         * doc/cppinternals.texi: Update.
35424 2002-01-05  Hans-Peter Nilsson  <hp@bitrange.com>
35426         * doc/invoke.texi (Option Summary) <MMIX Options>: Document
35427         -mbranch-predict, -mreg-stack-fill-bug-workaround and their
35428         negatives.
35429         (MMIX Options): Ditto.  Fix item/itemx typo for -mno-zero-extend.
35430         * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
35431         kludge for pre-october-14th mmix versions to handle new-found bug
35432         with PUSHJ/PUSHGO and the register stack.
35433         * config/mmix/mmix.h (struct machine_function): Rename member
35434         has_call_value_without_parameters to has_call_without_parameters.
35435         All referers changed.
35436         (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
35437         TARGET_MASK_BRANCH_PREDICT): New macros.
35438         (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
35439         -mno-reg-stack-fill-bug-workaround.
35440         * config/mmix/mmix.md ("call"): Set struct machine member
35441         has_call_without_parameters.
35443 Sat Jan  5 02:20:22 CET 2002  Jan Hubicka  <jh@suse.cz>
35445         * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
35447 Sat Jan  5 01:35:29 CET 2002  Jan Hubicka  <jh@suse.cz>
35449         * cfgcleanup.c: Include tm_p.h
35450         (mark_effect): Fix handling of hard register; fix handling of SET
35452 2002-01-04  Kazu Hirata  <kazu@hxi.com>
35454         * config/h8300/h8300.md (anonymous patterns): Check that
35455         operands are registers before using REGNO on them.
35457 2002-01-03  Roland McGrath  <roland@frob.com>
35459         * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
35461 2002-01-04  Jakub Jelinek  <jakub@redhat.com>
35463         * tree.h (expand_expr_stmt_value): Add maybe_last argument.
35464         * c-common.h (genrtl_expr_stmt_value): Likewise.
35465         * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
35466         (expand_expr_stmt_value): Add maybe_last argument.
35467         Don't warn about statement with no effect if it is the last statement
35468         in expression statement.
35469         * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
35470         (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
35471         expand_expr_stmt_value.
35472         (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
35473         genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
35474         * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
35475         as maybe_last to expand_expr_stmt_value.
35477 Fri Jan  4 11:45:05 2002  Jeffrey A Law  (law@redhat.com)
35479         * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
35480         be passed in, do not build it.
35481         (c_begin_if_stmt): New function.
35482         (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
35483         * c-common.h (c_expand_start_cond): Update prototype.
35484         (c_begin_if_stmt): Prototype new function.
35485         (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
35486         * c-parse.in (if_prefix): Use c_begin_if_stmt,
35487         c_begin_while_stmt and c_finish_while_stmt_cond.
35489 2002-01-04  William Cohen  <wcohen@redhat.com>
35491         * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
35492         * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
35493         * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
35494         * config/pa/som.h (ASM_FILE_START): Likewise.
35496 2002-01-04  Daniel Berlin  <dan@cgsoftware.com>
35498         * lcm.c: Include df.h.
35499         Add available_transfer_function prototype.
35500         (compute_available): Rework to use iterative dataflow framework.
35501         (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
35502         with bb_info in df.h
35503         (available_transfer_function): New function.
35505         * Makefile.in (lcm.o): add df.h to dependencies.
35507 2002-01-04  Richard Henderson  <rth@redhat.com>
35509         * config/alpha/alpha.c (some_operand): Accept HIGH.
35510         (input_operand): Likewise; accept simple references to globals.
35511         (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
35512         (alpha_const_double_ok_for_letter_p): Likewise.
35513         (alpha_extra_constraint): Likewise.
35514         (alpha_preferred_reload_class): Likewise.  Do not force
35515         symbolic constants to memory.
35516         (alpha_legitimate_address_p): Accept simple references
35517         to small_symbolic_operand.
35518         (alpha_legitimize_address): New arg scratch.  Be prepared to be
35519         called when no_new_pseudos.  Emit simple symbolic references.
35520         Split integers into low, high, and rest.
35521         (alpha_expand_mov): Use alpha_legitimize_address.
35522         (some_small_symbolic_mem_operand): New.
35523         (split_small_symbolic_mem_operand): New.
35524         * config/alpha/alpha-protos.h: Update.
35525         * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
35526         (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
35527         (EXTRA_CONSTRAINT): Likewise.
35528         (PREFERRED_RELOAD_CLASS): Likewise.
35529         (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
35530         (PREDICATE_CODES): Update.
35531         * config/alpha/alpha.md: New post-reload splitters to convert
35532         simplfied symbolic operands to the form that references $29.
35533         (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
35534         (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
35536 2002-01-03  Richard Henderson  <rth@redhat.com>
35538         * local-alloc.c (function_invariant_p): Update commentary.
35540 2002-01-04  H.J. Lu <hjl@gnu.org>
35542         * toplev.c (rest_of_compilation): Fix a typo when calling
35543         cleanup_cfg.
35545 2002-01-03  Kazu Hirata  <kazu@hxi.com>
35547         * c-common.c: Fix formatting.
35548         * diagnostic.c: Likewise.
35549         * doloop.c: Likewise.
35550         * dwarf2out.c: Likewise.
35552 2002-01-03  Kazu Hirata  <kazu@hxi.com>
35554         * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
35555         of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
35557 2002-01-03  Neil Booth  <neil@daikokuya.demon.co.uk>
35559         * cpperror.c: Update comments and copyright.
35560         * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
35561         cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
35563 2002-01-03  John David Anglin  <dave@hiauly1.hia.nrc.ca>
35565         * collect2.c (main): Use strcmp when testing for "-shared".
35567 2002-01-03  Neil Booth  <neil@daikokuya.demon.co.uk>
35569         * cppmacro.c: Don't include intl.h.  Update comments.
35570         (new_number_token): Allocate enough buffer for 64-bit unsigned
35571         integers; update prototype.
35572         * cppmain.c: Update comments.
35574 2002-01-03  William Cohen  <wcohen@redhat.com>
35576         * function.h (struct function): Add profile.
35577         (current_function_profile): New.
35578         doc/extend.texi: Update documentation.
35579         * final.c (final_start_function): Use current_function_profile
35580         instead of profile_flag.
35581         (profile_after_prologue): Likewise.
35582         * function.c (expand_function_start): Likewise.
35583         (expand_function_start): Likewise.
35584         * config/alpha/alpha.c (direct_call_operand):
35585         (alpha_does_function_need_gp): Likewise.
35586         (alpha_expand_prologue): Likewise.
35587         * config/arm/arm.c (arm_expand_prologue): Likewise.
35588         thumb_expand_prologue: Likewise.
35589         * config/d30v/d30v.c (d30v_stack_info): Likewise.
35590         * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
35591         (fr30_expand_prologue): Likewise.
35592         * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
35593         * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
35594         * config/i386/i386.h (FINALIZE_PIC): Likewise.
35595         * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
35596         * config/i960/i960.c (i960_output_function_prologue): Likewise.
35597         * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
35598         * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
35599         (m32r_expand_prologue): Likewise.
35600         * config/m88k/m88k.c (m88k_layout_frame): Likewise.
35601         (m88k_expand_prologue): Likewise.
35602         * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
35603         * config/mips/mips.c (compute_frame_size): Likewise.
35604         (mips_expand_prologue): Likewise.
35605         (mips_can_use_return_insn): Likewise.
35606         * config/pa/elf.h (ASM_FILE_START): Likewise.
35607         * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
35608         * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
35609         * config/pa/som.h (ASM_FILE_START): Likewise.
35610         * config/romp/romp.c (romp_using_r14): Likewise.
35611         * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
35612         (rs6000_stack_info): Likewise.
35613         * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
35614         * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
35615         * config/v850/v850.c (compute_register_save_size): Likewise.
35617 2002-01-03  Jakub Jelinek  <jakub@redhat.com>
35619         * simplify-rtx.c (simplify_binary_operation) [DIV]: If
35620         gen_lowpart_common fails, use gen_lowpart_SUBREG.
35622 2002-01-03  Turly O'Connor  <turly@apple.com>
35624         * darwin.c (machopic_output_possible_stub_label): Don't generate
35625         stub routines for pseudo-stubs which we've just defined.
35627 2002-01-03  Kazu Hirata  <kazu@hxi.com>
35629         * builtins.c: Fix formatting.
35630         * c-typeck.c: Likewise.
35631         * combine.c: Likewise.
35632         * expr.c: Likewise.
35633         * loop.c: Likewise.
35635 2002-01-03  Andreas Schwab  <schwab@suse.de>
35637         * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
35638         and return true if _cpp_push_next_buffer pushed a new include
35639         file.
35640         * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
35641         _cpp_pop_file_buffer did not push a new file.
35642         * cpphash.h (_cpp_pop_file_buffer): Update declaration.
35644 2002-01-02  Eric Christopher  <echristo@redhat.com>
35646         * final.c (final_scan_insn): Change 0 -> NULL_RTX in
35647         FIND_REG_INC_NOTE call. Update copyright.
35648         * loop.c (canonicalize_condition): Ditto.
35649         * reorg.c (delete_scheduled_jump): Ditto.
35651 2002-01-03  Kazu Hirata  <kazu@hxi.com>
35653         * gcse.c: Fix formatting.
35655 2002-01-03  Graham Stott  <grahams@redhat.com>
35657         * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
35658         forward defs for struct tags rtx_def, union_tree, rtvec_def
35659         also output corresponding typedefs for rtx, tree, and rtvec.
35661         * system.h: Move forward defs for struct tags rtx_def, union_tree,
35662         rtvec_def along with corresponding typedefs for rtx, tree, and
35663         rtvec to config.h, hconfig.h, tconfig.h.
35665 2002-01-03  Graham Stott  <grahams@redhat.com>
35667         * tree.h: Update copyright date.
35668         (IS_EXPR_CODE_CLASS): Add parenthesis.
35669         (TREE_SET_CODE): Add whitespace.
35670         (TREE_CHECK): Add parenthesis.
35671         (TREE_CLASS_CODE): Add parenthesis and wrap long line.
35672         (CST_OR_CONSTRUCTOR_CHECK):
35673         (EXPR_CHECK): Add parenthis, whitespace and wrap line.
35674         (TREE_SYMBOL_REFERENCED): Whitespace.
35675         (INT_CST_LT): Likewise.
35676         (INT_CST_LT_UNSIGNED): Likewise.
35677         (tree_real_cst): Unwrap comment.
35678         (tree_string): Likewise.
35679         (tree_complex): Likewise.
35680         (IDENTIFIER_POINTER): correct cast.
35681         (SAVE_EXPR_CONTEXT): Whitespace.
35682         (EXPR_WFL_FILENAME_NODE): Likewise.
35683         (EXPR_WFL_FILENAME): Remove parenthesis.
35684         (DECL_ORIGIN): Add parenthesis.
35685         (DECL_FROM_INLINE): Use NULL_TREE.
35686         (build_int_2): Whitespace.
35687         (build_type_variant): Add parenthesis.
35689         * gcc/jcf-parse.c: Update copyright date.
35690         (yyparse): Constify resource_filename.
35692 2002-01-03  Graham Stott  <grahams@redhat.com>
35694         * rtl.h: Update copyright date.
35695         (RTL_CHECK1): Wrap long line.
35696         (RTL_CHECK2): Likewise.
35697         (RTL_CHECKC1): Wrap long line and whitespace.
35698         (RTL_CHECKC2): Likewise.
35699         (XWINT): Whitespace.
35700         (XINT): Likewise.
35701         (XSTR): Likewise.
35702         (XEXP): Likewise.
35703         (XVEC): Likewise.
35704         (XMODE): Likewise.
35705         (XBITMAP): Likewise.
35706         (XTREE): Likewise.
35707         (XBBDEF): Likewise.
35708         (XTMPL): Likewise.
35709         (X0WINT): Likewise.
35710         (X0INT):Likewise.
35711         (X0UINT): Likewise.
35712         (X0STR): Likewise.
35713         (X0EXP): Likewise.
35714         (X0VEC): Likewise.
35715         (X0MODE): Likewise.
35716         (X0BITMAP): Likewise.
35717         (X0TREE): Likewise.
35718         (X0BBDEF): Likewise.
35719         (X0ADVFLAGS): Likewise.
35720         (X0CSELIB): Likewise.
35721         (X0MEMATTR): Likewise.
35722         (XCWINT): Likewise.
35723         (XCINT): Likewise.
35724         (XCUINT): Likewise.
35725         (XCSTR): Likewise.
35726         (XCEXP): Likewise.
35727         (XCVEC): Likewise.
35728         (XCMODE): Likewise.
35729         (XCBITMAP): Likewise.
35730         (XCTREE): Likewise.
35731         (XCBBDEF): Likewise.
35732         (XCADVFLAGS): Likewise.
35733         (XCCSELIB): Likewise.
35734         (XC2EXP): Likewise.
35735         (INSN_UID): Likewise.
35736         (PREV_INSN): Likewise.
35737         (PATTERN): Likewise.
35738         (INSN_CODE): Likewise.
35739         (PUT_REG_NOTE_KIND): Likewise.
35740         (CODE_LABEL_NUMBER): Likewise.
35741         (NOTE_SOURCE_FILE): Likewise.
35742         (NOTE_BLOCK): Likewise.
35743         (NOTE_EH_HANDLER): Likewise.
35744         (NOTE_RANGE_INFO): Likewise.
35745         (NOTE_LIVE_INFO): Likewise.
35746         (NOTE_BASIC_BLOCK): Likewise.
35747         (NOTE_EXPECTED_VALUE): Likewise.
35748         (NOTE_LINE_NUMBER): Likewise.
35749         (LABEL_NAME): Likewise.
35750         (LABEL_NUSES): Likewise.
35751         (LABEL_ALTERNATE_NAME): Likewise.
35752         (ADDRESSOF_DECL): Likewise.
35753         (JUMP_LABEL): Likewise.
35754         (LABEL_NEXTREF): Likewise.
35755         (REGNO): Likewise.
35756         (ORIGINAL_REGNO: Likewise.
35757         (HARD_REGISTER_NUM_P): Add parenthesis.
35758         (SUBREG_REG): Whitespace.
35759         (SUBREG_BYTE): Likewise.
35760         (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
35761         (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
35762         (ASM_OPERANDS_OUTPUT_IDX): Likewise.
35763         (ASM_OPERANDS_INPUT_VEC): Likewise.
35764         (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
35765         (ASM_OPERANDS_INPUT): Likewise.
35766         (ASM_OPERANDS_INPUT_LENGTH): Likewise.
35767         (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
35768         (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
35769         (ASM_OPERANDS_INPUT_MODE): Likewise.
35770         (ASM_OPERANDS_SOURCE_FILE): Likewise.
35771         (ASM_OPERANDS_SOURCE_LINE): Likewise.
35772         (MEM_SET_IN_STRUCT_P): Minor reformat.
35773         (TRAP_CONDITION): Whitespace.
35774         (TRAP_CODE): Likewise.
35775         (COND_EXEC_TEST): Likewise.
35776         (COND_EXEC_CODE): Likewise.
35777         (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
35778         (PHI_NODE_P): Add parenthesis.
35779         (plus_constant): Whitespace and add parenthesis.
35781 2002-01-03  Kazu Hirata  <kazu@hxi.com>
35783         * config/avr/avr.c: Fix comment typos.
35784         * config/c4x/c4x.md: Likewise.
35785         * config/dsp16xx/dsp16xx.h: Likewise.
35786         * config/dsp16xx/dsp16xx.md: Likewise.
35787         * config/i386/i386.md: Likewise.
35788         * config/ia64/ia64.c: Likewise.
35789         * config/m32r/m32r.h: Likewise.
35790         * config/m68hc11/m68hc11.md: Likewise.
35791         * config/mmix/mmix.c: Likewise.
35792         * config/mn10200/mn10200.c: Likewise.
35793         * config/romp/romp.c: Likewise.
35794         * config/sh/sh.c: Likewise.
35795         * config/stormy16/stormy16.c: Likewise.
35796         * config/stormy16/stormy16.h: Likewise.
35797         * config/stormy16/stormy16.md: Likewise.
35799 2002-01-03  Graham Stott  <grahams@redhat.com>
35801         * loop.h: Update copyright date.
35802         (LOOP_MOVABLES): Fix typo.
35803         (LOOP_REGS): Likewise.
35804         (LOOP_IVS): Likewise.
35806 2002-01-03  Graham Stott  <grahams@redhat.com>
35808         * cppinit.c: Update copyright date.
35809         Don't include output.h
35810         * Makefile.in: Update copyright date.
35811         Update dependency.
35813 2002-01-02  Craig Rodrigues  <rodrigc@gcc.gnu.org>
35815         PR c/5226
35816         * invoke.texi (-mthreads): Remove from documented RS/6000 options.
35817         (-pthread) Add to RS/6000 options.
35819 2002-01-02  Kazu Hirata  <kazu@hxi.com>
35821         * except.c: Fix comment typos.
35822         * loop.c: Likewise.
35823         * varasm.c: Likewise.
35824         * doc/tm.texi: Fix a typo.
35826 2002-01-02  Jakub Jelinek  <jakub@redhat.com>
35828         * c-typeck.c (output_init_element): Allow initializing static storage
35829         duration objects with compound literals.
35831 2002-01-02  Richard Henderson  <rth@redhat.com>
35833         * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
35834         after abusing it.
35836 2002-01-02  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
35838         * gcc.c (default_compilers): Const-ify.
35839         * mips-tdump.c (stab_names): Likewise.
35840         * mips-tfile.c (map_coff_types, map_coff_storage,
35841         map_coff_sym_type, map_coff_derived_type, stabs_symbol,
35842         pseudo_ops_t, pseudo_ops): Likewise.
35843         * protoize.c (default_include): Likewise
35845         * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
35846         (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
35847         Add array size in declaration.
35848         (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
35849         emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
35850         esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
35851         etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
35852         eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
35853         efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
35854         c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
35855         emtens, make_nan): Const-ify.
35856         (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
35857         DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
35859 2002-01-02  Joseph S. Myers  <jsm28@cam.ac.uk>
35861         * config.gcc (ia64-*-*): Set extra_headers.
35862         (alpha*-dec-osf*): Likewise.  Don't use alpha/t-osf.
35863         * config/alpha/t-osf: Remove.
35864         * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
35866 2002-01-02  David Edelsohn  <edelsohn@gnu.org>
35868         * config/rs6000/t-aix43: Revert previous change.
35870 2002-01-02  Jason Merrill  <jason@redhat.com>
35872         * c-decl.c (c_expand_body): Call outlining_inline_function when
35873         emitting an inline function out of line.
35875 2002-01-02  Richard Henderson  <rth@redhat.com>
35877         * dwarf2out.c (limbo_die_node): Add created_for member.
35878         (new_die): New argument created_for.  Update all callers.
35879         (mark_limbo_die_list): New.
35880         (dwarf2out_init): Register limbo_die_list as a root.
35881         (dwarf2out_finish): Force insert limbo dies into their function
35882         context.
35884 2002-01-02  Nathan Sidwell  <nathan@codesourcery.com>
35886         PR c++/5089
35887         * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
35889 2002-01-02  Kazu Hirata  <kazu@hxi.com>
35891         * config/h8300/fixunssfsi.c: Update copyright.
35892         Fix comment typos.
35893         Fix formatting.
35894         * config/h8300/h8300.c: Update copyright.
35895         Eliminate warnings.
35897 2002-01-02  Kazu Hirata  <kazu@hxi.com>
35899         * config/romp/romp.c: Fix comment formatting.
35900         * config/romp/romp.h: Likewise.
35901         * config/romp/romp.md: Likewise.
35902         * config/s390/s390.c: Likewise.
35903         * config/stormy16/stormy16.c: Likewise.
35904         * config/stormy16/stormy16.h: Likewise.
35906 2002-01-02  Alexandre Oliva  <aoliva@redhat.com>
35908         * c-common.h (genrtl_expr_stmt_value): Declare.
35909         * c-semantics.c (genrtl_goto_stmt): Redirect to...
35910         (genrtl_goto_stmt_value): ... this new function.  Pass new
35911         argument down to expand_expr_stmt_value, taking
35912         TREE_ADDRESSABLE into account.
35913         * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
35914         STMT_EXPR as addressable, i.e., one whose result we want.
35915         * expr.c (expand_expr): Don't save expression statement value
35916         of labeled_blocks or loop_exprs.
35917         * stmt.c (expand_expr_stmt): Redirect to...
35918         (expand_expr_stmt_value): ... this new function.  Use new
35919         argument to tell whether to save expression value.
35920         (expand_end_stmt_expr): Reset last_expr_type and
35921         last_expr_value if we don't have either.
35922         * tree-inline.c (declare_return_variable): Mark its use
35923         statement as addressable.
35924         * tree.h: Document new use of TREE_ADDRESSABLE.
35925         (expand_expr_stmt_value): Declare.
35927 2002-01-01  Tom Rix  <trix@redhat.com>
35929         * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
35930         rs6000_emit_allocate_stack.
35932 2002-01-01  Joseph S. Myers  <jsm28@cam.ac.uk>
35934         * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
35935         ${srcdir}/ginclude/ to every entry in extra_headers.
35936         * configure: Regenerate.
35937         * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
35938         * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
35939         * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
35940         * ginclude/proto.h: Rename to config/convex/proto.h.
35942 Tue Jan  1 17:12:56 2002  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
35944         * attribs.c (handle_vector_size_attribute): Use host_integerp
35945         and tree_int_cst; remove warnings.
35946         * caller-save.c (insert_restore): Add cast to get rid of warning.
35947         (insert_save): Likewise.
35948         * emit-rtl.c (adjust_address_1, offset_address): Likewise.
35949         * regmove.c (find_matches): Add temporary var to kill a warning.
35951 2002-01-01  Douglas B Rupp  <rupp@gnat.com>
35953         * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
35954         LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
35955         * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
35956         (vms-dwarf2eh.o): Add Makefile rule.
35957         * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
35958         * config/alpha/vms-dwarf2eh.asm: New file.
35960         * gcc.c (delete_if_ordinary): Delete all versions.
35962 2002-01-01  Hans-Peter Nilsson  <hp@bitrange.com>
35964         * config/mmix/mmix.md: Update FIXME to not mention
35965         define_constants.
35966         (MMIX_rJ_REGNUM): New define_constants constant.
35967         ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
35968         "*movdicc_real"): Adjust contraints formatting.
35969         ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
35970         for branch prediction.
35971         ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
35972         output template.
35973         ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
35974         "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
35975         number.  Delete related FIXMEs.
35976         * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
35977         from number to MMIX_rJ_REGNUM.
35978         (TARGET_MASK_BRANCH_PREDICT): New.
35979         (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
35980         (TARGET_SWITCHES): Update comment.  Correct -mno-toplevel-symbols
35981         value.  Add -mbranch-predict and -mno-branch-predict.
35982         (TARGET_VERSION): Drop date.
35983         (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
35984         * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
35985         for finding out global symbols.
35986         (mmix_asm_output_labelref): Revert condition for global symbol.
35987         (mmix_print_operand): <case '+'>: Emit P for a likely branch.
35988         (mmix_print_operand_punct_valid_p): A '+' is valid.
35991 Copyright (C) 2002 Free Software Foundation, Inc.
35993 Copying and distribution of this file, with or without modification,
35994 are permitted in any medium without royalty provided the copyright
35995 notice and this notice are preserved.