1 2001-06-15 Andreas Jaeger <aj@suse.de>
3 * doc/install.texi (Specific): Mention that glibc cannot be
6 2001-06-14 Andrew Haley <aph@cambridge.redhat.com>
8 * combine.c (nonzero_bits): Don't optimize away division by
11 2001-06-15 Zack Weinberg <zackw@stanford.edu>
13 * doc/cpp.texi: Revised and brought up to date.
14 * doc/cpp.1: Regenerate.
16 2001-06-15 Loren J. Rittle <ljrittle@acm.org>
18 * doc/install.texi: Update --enable-threads to match reality.
20 2001-06-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
22 * doc/install.texi: Update for C4x.
25 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
27 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
28 doc/gcc.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
29 doc/objc.texi, doc/rtl.texi, doc/tm.texi: Fix spelling and typos.
30 Consistently use "built-in" and "bit-field". Minor logical markup
32 * doc/gcc.1: Regenerate.
34 2001-06-14 Richard Henderson <rth@redhat.com>
36 * config/mips/mips.md (exception_receiver): New.
38 2001-06-14 Daniel J. Berlin <dan@cgsoftware.com>
40 * doc/gcc.texi: Update passes documentation to be more in tune
43 Thu Jun 14 15:38:28 CEST 2001 Jan Hubicka <jh@suse.cz>
45 * i386.c (ix86_expand_prologue): Fix merging conflict.
47 2001-06-14 Joseph S. Myers <jsm28@cam.ac.uk>
49 * doc/c-tree.texi, doc/contrib.texi, doc/extend.texi,
50 doc/gcc.texi, doc/gcov.texi, doc/install-old.texi,
51 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi: Use more
52 logical markup. Use TeX quotes and dashes. Use @dots{} and
53 @minus{}. Avoid spaces inside @var. Update last modification
55 * doc/gcc.1, doc/gcov.1: Regenerate.
57 Thu Jun 14 12:44:15 CEST 2001 Jan Hubicka <jh@suse.cz>
59 * i386.c (x86_accumulate_outgoing_args, x86_prologue_using_move,
60 x86_epilogue_using_move): New global variables.
61 (override_options): Enable ACCUMULATE_OUTGOING_ARGS if preferred.
62 (ix86_emit_save_regs_using_mov): New static function.
63 (ix86_expand_prologue, ix86_expand_epilogue): Use moves if preferred.
64 * i386.h (MASK_MMX, MASK_SSE, MASK_SSE2, MASK_128BIT_LONG_DOUBLE,
65 MASK_MIX_SSE_I387): Renumber.
66 (MASK_NO_ACCUMULATE_OUTGOING_ARGS): New.
67 (x86_accumulate_outgoing_args, x86_prologue_using_move,
68 x86_epilogue_using_move): Declare.
69 (TARGET_PROLOGUE_USING_MOVE, TARGET_EPILOGUE_USING_MOVE): New.
71 2001-06-13 John David Anglin <dave@hiauly1.hia.nrc.ca>
73 * inclhack.def (hpux10_cpp_pow_inline): New hack.
75 2001-06-13 Richard Henderson <rth@redhat.com>
77 * ifcvt.c (dead_or_predicable): Fix return value last patch.
79 2001-06-13 Mark Mitchell <mark@codesourcery.com>
83 2001-06-13 Richard Henderson <rth@redhat.com>
85 * ifcvt.c (cond_exec_get_condition): Use reversed_comparison_code.
86 (cond_exec_process_if_block, dead_or_predicable): Likewise.
88 2001-06-13 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
90 * mips-tfile.c (copy_object): Always pass indexNil for symbol
93 2001-06-13 Kazu Hirata <kazu@hxi.com>
95 * config/h8300/h8300.h (OK_FOR_T): Remove.
96 (EXTRA_CONSTRAINT): Do not use OK_FOR_T.
97 * config/h8300/h8300.md: Remove alternatives involving inc and dec
98 in the helper patterns for addhi3 and addsi3.
100 2001-06-13 Phil Edwards <pme@sources.redhat.com>
102 * doc/contrib.texi: Link to libstdc++'s thanks.html for now.
104 2001-06-13 Zack Weinberg <zackw@stanford.edu>
106 * Makefile.in: Move _bb and __gcc_bcmp to LIB2FUNCS_ST.
107 * libgcc-std.ver: Take out __bb* and __gcc_bcmp.
109 * config/t-slibgcc-elf-ver, config/t-slibgcc-sld,
110 config/alpha/t-osf4, config/mips/t-iris6: Extract all
111 references to @shlib_map_file@, @shlib_objs@, or
112 @shlib_base_name@ to Makefile variables.
113 Bump soname version of libgcc to 1.
115 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
117 * doc/install.texi: Use more logical markup. Include @node
118 commands in the source when generating any non-HTML.
120 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
122 * README: Remove. Some of the contents moved to ../README.
124 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
126 * doc/install.texi (--enable-shared): List package names
129 2001-06-13 Alexandre Oliva <aoliva@redhat.com>
131 * doc/install.texi (ix86-*-solaris*): Removed, outdated.
132 (*-*-solaris*): Document problem in /bin/sh that affects
133 configuring libraries.
134 (sparc-*-solaris*): Recommend GNU binutils 2.11.1 or vendor tools.
135 (*-sun-solaris2.8): Document linker problem that explains why
136 libjava is disabled by default.
138 2001-06-09 Mark Mitchell <mark@codesourcery.com>
141 * toplev.c (rest_of_compilation): Remove dead code before
144 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
147 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
148 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
149 * configure: Rebuilt.
151 2001-06-12 Jim Wilson <wilson@redhat.com>
153 * loop.c (strength_reduce): Move bl->all_reduced set before
154 check_ext_dependant_givs call.
155 (check_ext_dependant_givs): Clear bl->all_reduced when ignoring givs.
157 2001-06-12 Alexandre Oliva <aoliva@redhat.com>
159 * doc/extend.texi (Function Attributes): Document SH's sp_switch
162 2001-06-13 Joseph S. Myers <jsm28@cam.ac.uk>
164 * doc/invoke.texi: Use more logical markup. Use TeX quotes,
167 2001-06-12 Richard Henderson <rth@redhat.com>
169 * config/i386/i386.c (ix86_expand_prologue): Always use
170 gen_pro_epilogue_adjust_stack; update arguments.
171 (ix86_expand_epilogue): Likewise.
172 (ix86_emit_epilogue_esp_adjustment): Remove.
173 (ix86_adjust_cost): Remove pro_epilogue_adjust_stack hack.
174 * config/i386/i386.md (pro_epilogue_adjust_stack): Use a BLKmode
175 clobber of scratch memory instead of a modification of EBP as the
176 barrier. Update all peepholes to match.
178 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
180 * doc/gcc.texi: Change the font used for @def... commands to a
182 * doc/extend.texi: Use more logical markup. Use "built-in"
183 instead of "builtin". Use @deftypefn to mark up built-in
184 functions; specify their types in the @deftypefn and not in the
185 descriptive text. Use TeX quotes and dashes. Add more index
188 2001-06-12 lars brinkhoff <lars@nocrew.org>
190 * gcc.texi (HOST_BITS_PER_LONGLONG): Document.
191 (DIR_SEPARATOR_2): Likewise.
193 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
195 * doc/install.texi (--exec-prefix, --bindir, --libdir,
196 --with-slibdir, --infodir, --mandir, --with-cpp-install-dir):
198 (--enable-cpp): Change to document --disable-cpp instead; update
199 to reflect current default.
200 (--without-fast-fixincludes): Remove documentation.
201 (Final install): Document installation directories in more
202 detail. Document use of make dvi.
204 Tue Jun 12 19:01:43 CEST 2001 Jan Hubicka <jh@suse.cz>
206 * recog.c (validate_replace_rtx_1): Fix previous patch.
208 Tue Jun 12 17:25:39 CEST 2001 Jan Hubicka <jh@suse.cz>
210 * recog.c (validate_replace_rtx_1): Do plus_constant call always.
212 Tue Jun 12 17:24:07 CEST 2001 Jan Hubicka <jh@suse.cz>
214 * simplify-rtx.c (simplify_subreg): Allow volatile memory
215 to be subregged in case we don't have move instruction.
217 Tue Jun 12 12:20:12 CEST 2001 Jan Hubicka <jh@suse.cz>
219 * loop.c: Include predict.h
220 (strength_reduce): Drop branch prediction note in case
221 number of iterations is known.
222 * predict.def (PRED_LOOP_ITERATIONS): new.
223 * Makefile.in (loop.o): Add dependancy on predict.h
225 2001-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
227 * c-decl.c (grokdeclarator): Use INTEGRAL_TYPE_P.
229 * c-typeck.c (c_start_case): Likewise.
231 2001-06-12 Mark Mitchell <mark@codesourcery.com>
233 * expr.c (store_field): Don't set MEM_ALIAS_SET for a field
234 in a structure at a variable address.
236 2001-06-12 Joseph S. Myers <jsm28@cam.ac.uk>
238 * doc/gcov.texi: Use more logical markup.
240 2001-06-11 Mark Mitchell <mark@codesourcery.com>
242 * unroll.c (initial_reg_note_copy): Use PUT_REG_NOTE_KIND and
243 REG_NOTE_KIND, not PUT_MODE and GET_MODE.
244 (final_reg_note_copy): Remove REG_WAS_0 notes that are no longer
247 2001-06-11 Stan Shebs <shebs@apple.com>
249 * darwin.h (ASM_FILE_END): Remove decl of language_string.
251 2001-06-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
253 * config/m68hc11/m68hc11.md ("*lshrdi3_const32"): Mark the clobber
254 as an early clobber to make sure it is not used by reload in
257 2001-06-11 Mark Mitchell <mark@codesourcery.com>
259 * doc/c-tree.texi: Update information about flag_honor_std.
260 * doc/install.texi: Note that binutils is required on HPUX 11.
261 * doc/invoke.texi (-fhonor-std): Note that -fno-honor-std is
264 * config/mips/abi64.h (RETURN_IN_MEMORY): Fix handling of
265 variable-sized types.
267 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
269 * doc/md.texi: Use TeX dashes and quotes.
271 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
273 * doc/rtl.texi: Reference manual chapter about trees.
275 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
277 * config/mips/iris6.h (NO_BUILTIN_WINT_TYPE): Define.
278 (WINT_TYPE): Override.
279 (WINT_TYPE_SIZE): Likewise.
280 (SUBTARGET_CPP_SIZE_SPEC): Define __WINT_TYPE__ as appropriate.
282 * config/sparc/sol2.h (WINT_TYPE): Define.
283 (WINT_TYPE_SIZE): Likewise.
285 * config/sparc/sol2-sld-64.h (NO_BUILTIN_WINT_TYPE): Define.
286 (WINT_TYPE): Override.
287 (WINT_TYPE_SIZE): Likewise.
288 (CPP_ARCH32_SPEC): Add __WINT_TYPE__ definition.
289 (CPP_ARCH64_SPEC): Likewise.
291 2001-06-11 Richard Henderson <rth@redhat.com>
293 * unwind-dw2-fde.c (__deregister_frame_info): Don't play games
294 with alias attribute.
296 * config/linux.h (CPLUSPLUS_CPP_SPEC): Use %(cpp) not $(cpp_cpu).
297 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): Likewise.
299 2001-06-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
301 * config/rs6000/linux.h (CPLUSPLUS_CPP_SPEC): New.
303 2001-06-11 Stan Shebs <shebs@apple.com>
305 * darwin.c (darwin_encode_section_info): Rewrite to simplify
306 and fix coding mistakes.
308 2001-06-11 Nick Clifton <nickc@cambridge.redhat.com>
310 * config/m32r/m32r.md (movstrsi_internal): Do not expect a
311 return string from m32r_output_block_move.
312 * config/m32r/m32r-protos.h: Make m32r_output_block_move a
314 * config/m32r/m32r.h (INT32_P): Rename to UNIT32_P and remove
316 (ROUND_ADVANCE): Remove signed/unsigned conflict.
317 * config/m32r/m32r.c: Declare prototypes for static functions.
318 (move_src_operand): Replace INT32_P with UINT32_P.
319 (function_arg_partial_nregs): Fixed signed/unsigned conflict
320 in initialisation of 'size'.
321 (m32r_sched_reord): Remove redundant declarations of 'code'.
322 (m32r_output_block_move): Change to a void function.
323 (m32r_encode_section_info): Cast return of
324 TREE_STRING_POINTER to avoid compile time warning.
326 2001-06-11 Richard Henderson <rth@redhat.com>
328 * config/alpha/osf5.h (TARGET_LD_BUGGY_LDGP): New.
329 * config/alpha/alpha.h (TARGET_LD_BUGGY_LDGP): Default.
330 (struct machine_function): Add gp_save_rtx.
331 * config/alpha/alpha.c (alpha_mark_machine_status): Mark it.
332 (alpha_gp_save_rtx): New.
333 * config/alpha/alpha-protos.h: Declare it.
334 * config/alpha/alpha.md (exception_receiver): Make an expander.
335 Use alpha_gp_save_rtx if TARGET_LD_BUGGY_LDGP.
337 2001-06-11 Richard Henderson <rth@redhat.com>
339 * config/alpha/osf.h (LINK_SPEC): Hide _GLOBAL_* symbols.
341 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
343 * configure.in: Align --help messages.
344 Remove trailing full stops.
345 Consistently use lower case.
346 Fix DWARF 2 spelling.
347 * configure: Rebuilt.
349 2001-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
351 * config/alpha/alpha.h (CPP_SPEC): Don't define __LANGUAGE_C and
352 variants for .cpp/.cp/.c++ files.
353 Move definition of __LANGUAGE_C_PLUS_PLUS ...
354 (CPLUSPLUS_CPP_SPEC): ... here.
356 Mon Jun 11 15:47:45 CEST 2001 Jan Hubicka <jh@suse.cz>
358 * jump.c (duplicate_loop_exit_test): Fix loop header heuristics.
360 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
362 * c-decl.c (store_parm_decls): When comparing types in an
363 old-style function declaration with those from a previous
364 prototype, compare the unqualified versions of parameter types.
367 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
369 * doc/objc.texi: Use more logical markup. Use TeX dashes.
371 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
373 * doc/c-tree.texi: Use more logical markup.
375 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
377 * c-decl.c (xref_tag): Don't return previous tags of wrong type.
379 2001-06-11 Aldy Hernandez <aldyh@redhat.com>
381 * loop.c (scan_loop): Do not combine asm statements.
383 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
385 * simplify-rtx.c (simplify_subreg): Fix offset calculation
386 for complex values within a CONCAT.
388 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
390 * doc/install.texi: Update details of what components are included
391 in the GCC distribution. Update default directory for g++
392 includes. Update documentation relating to old libio. Adjust
393 documentation on DejaGnu environment variables. Remove
394 documentation of --enable-cpplib.
396 2001-06-11 Joseph S. Myers <jsm28@cam.ac.uk>
398 * doc/contrib.texi: Fix alphabetical order. Fix typos. Improve
401 2001-06-10 Richard Henderson <rth@redhat.com>
403 * ifcvt.c (life_data_ok): New.
404 (merge_if_block): Use it to determine whether to update
406 (if_convert): Set it.
408 2001-06-10 Richard Henderson <rth@redhat.com>
410 * config/alpha/osf5.h (ASM_OLDAS_SPEC): Add -c.
412 2001-06-10 Alexandre Oliva <aoliva@redhat.com>
414 * doc/invoke.texi (MN10300 Options): Document -mno-crt0.
415 (SH Options): Document -mieee.
416 * doc/install.texi (Final install): Remove obsolete information
417 about installing cross compilers.
418 * doc/gcc.1: Rebuilt.
420 2001-06-10 Richard Henderson <rth@redhat.com>
422 * config/alpha/alpha.c (override_options): Set align_loops,
423 align_jumps, and align_functions.
424 * config/alpha/alpha.h (FUNCTION_BOUNDARY): Set to 32 bits.
425 (LOOP_ALIGN, LABEL_ALIGN_AFTER_BARRIER): Remove.
427 2001-06-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
429 * emit-rtl.c (gen_lowpart_common): Do not assume that SFmode and DFmode
430 are one and two words in size.
432 2001-06-10 Richard Henderson <rth@redhat.com>
434 * doc/invoke.texi (Optimization Options): Document -fpeephole2.
435 (Code Generation Options): Document -fnon-call-exceptions.
437 2001-06-10 Mark Kettenis <kettenis@gnu.org>
439 * config/i386/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Undefine.
441 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
443 * m68hc11.md (peepholes): Remove unused and wrong peepholes.
445 2001-06-10 Mark Mitchell <mark@codesourcery.com>
446 Gabriel Dos Reis <gdr@codesourcery.com>
448 * Makefile.in (c-parse.o): Depend on diagnostic.h
449 (dwarf2out.o): Likewise.
451 * dwarf2out.c: #include diagnostic.h
453 * toplev.h (warningcount, errorcount, sorrycount): Remove
456 * toplev.c (warningcount, errorcount, sorrycount): Remove
459 * diagnostic.h (struct output_buffer): Reorder fields.
460 (diagnostic_kind_count): New macro.
461 (errorcount, warningcount, sorrycount): Define as macros.
462 (diagnostic_report_warnings_p): New macro.
463 (output_state): Add diagnostic_count field.
465 * diagnostic.c (warningcount, errorcount, inhibit_warnings):
466 Remove tentative declaration.
467 (count_error): Use diagnostic_report_warnings_p.
469 * c-parse.in: #include diagnostic.h
471 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
473 * config/m68hc11/m68hc11.md ("extendhisi2"): Fix constraints to
474 prefer a memory for operand 1.
475 ("*addsi3"): Fix constraints, the '!' was too strong.
476 ("*addsi3_split"): Accept soft register and split accordingly.
478 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
480 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
481 Move definition in the RTX_CODE section.
483 2001-06-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
485 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Define the return
486 address as relative to the argument pointer.
488 Sun Jun 10 10:58:53 CEST 2001 Jan Hubicka <jh@suse.cz>
490 * predict.def (PRED_OPCODE): Place before call and error_return.
492 Sun Jun 10 10:00:17 CEST 2001 Jan Hubicka <jh@suse.cz>
494 * predict.def (PRED_CALL, PRED_ERROR_RETURN): New.
495 * predict.c (estimate_probability): Calculate dominance
496 information; improve detection of NORETURN heuristics;
497 add call/error_return heuiristics; tweak comparison heuristics
500 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
502 * doc/invoke.texi (C Dialect Options): Document -aux-info.
503 (Debugging Options): Document -print-multi-directory and
505 * doc/gcc.1: Rebuilt.
507 * toplev.c (independent_decode_option): Require `=' between
508 `-aux-info' and filename in the same argument.
509 * gcc.c: Don't pass -aux-info=filename twice.
511 2001-06-09 Mark Mitchell <mark@codesourcery.com>
513 * expr.c (expand_expr, case ARRAY_REF): Do not replace
514 an array element with the known initializing value if it has
517 * toplev.c (rest_of_compilation): Remove dead code before
520 2001-06-09 Neil Booth <neil@daikokuya.demon.co.uk>
522 * cppinit.c (print_help): Document -fpreprocessed.
523 * invoke.texi: Similarly.
525 Sun Jun 10 00:35:37 CEST 2001 Jan Hubicka <jh@suse.cz>
527 * predict.def: New file.
528 * predict.h: New file.
529 * predict.c: Include predict.h.
530 (predictor_info): New structure and array.
531 (predict_edge, predict_insn): Rewrite; make global.
532 (predict_edge_def, predict_insn_def): New global functions.
533 (dump_prediction, combine_predictions_for_insns): New
535 (estimate_probability): Change calls to predict_edge
536 to predict_edge_def and calls to predict_insn to predict_insn_def;
537 combine probabilities.
538 (expected_value_to_br_prob): Behave as predictor.
539 * rtl.h (REG_BR_PRED): Update coment.
540 (invert_br_probabilities): New.
541 * jump.c: Include predict.h
542 (duplicate_loop_exit_test): Drop branch prediction notes.
543 (invert_jump): Use invert_br_probabilities.
544 * Makefile.in: Add dependancy on predict.h for jump and predict pass.
545 * ifcvt.c (dead_or_predicable): Use invert_br_probabilities.
546 * combine.c (distribute_notes): Handle BR_PRED.
548 Sat Jun 9 23:29:41 CEST 2001 Jan Hubicka <jh@suse.cz>
550 * predict.c (predict_insn, predict_edge): New static functions.
551 (estimate_probability): Revamp to use new functions;
552 fix loop header heruistics; add loop exist heruistics
554 2001-06-09 Alexandre Oliva <aoliva@redhat.com>
556 * config.gcc: Re-enable bi-arch sparc on Solaris 7 and above.
558 2001-06-09 Peter Jakubek <pjak@snafu.de>
560 * config/m68k/m68k.md (ashrdi_const): Fix right shift by 16.
562 2001-06-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
564 * vax.h (NOTICE_UPDATE_CC): Set CC_NO_OVERFLOW in cc_status.flags
565 for integer operations that don't update C bit.
567 2001-06-09 Nicola Pero <nicola@brainstorm.co.uk>
569 * gthr-posix.h (__gthread_objc_init_thread_system): If
570 pthread_key_create fails, it's not clear what the return value is.
571 This obvious fix makes sure it always returns -1 if a problem
574 2001-06-09 Joseph S. Myers <jsm28@cam.ac.uk>
576 * doc/gcc.texi: Use @defcodeindex for the index of options. Add
577 more index entries. Use more logical markup where appropriate.
578 Use TeX quotes and dashes.
580 2001-06-09 Benjamin Kosnik <bkoz@redhat.com>
582 * unwind-pe.h: Conditionally qualify references to abort with
585 2001-06-09 Julian Foad <julian_foad@hotmail.com>
587 * doc/invoke.texi: Remove superfluous text.
589 2001-06-08 Richard Henderson <rth@redhat.com>
591 * config/alpha/linux.h (CPLUSPLUS_CPP_SPEC): New.
592 (LIB_SPEC): Mirror config/linux.h version.
594 2001-06-08 Richard Henderson <rth@redhat.com>
596 * except.c (get_exception_pointer, get_exception_filter): Take a
597 struct function. Update all callers.
598 * except.h (get_exception_pointer): Update declaration.
599 * expr.c (expand_expr): Update get_exception_pointer call.
600 * integrate.c (expand_inline_function): Remap the exception pointer
601 from callee to caller.
603 2001-06-08 Mark Mitchell <mark@codesourcery.com>
605 * c-decl.c (grokdeclarator): Make the TREE_TYPE for declarations
606 accurately reflect its cv-qualification.
607 * c-typeck.c (type_lists_compatible_p): Ignore the top-levl
608 cv-qualifiers on function types.
610 2001-06-08 Mark Mitchell <mark@codesourcery.com>
612 * basic-block.h: Improve comments.
613 * except.c (expand_eh_region_end_allowed): Remove redundant call
614 to do_pending_stack_adjust.
615 * flow.c (life_analysis): Fix typo in comment.
616 (calculate_global_regs_live): Add documentation.
617 (mark_set_1): Likewise.
618 (debug_regset): Likewise.
619 * doc/rtl.texi (cond_exec): Document it.
621 Fri Jun 8 21:52:51 CEST 2001 Jan Hubicka <jh@suse.cz>
623 * i386.h (CONST_COSTS): set cost of constants representable in
624 immediate fields to 0.
626 Fri Jun 8 21:34:54 CEST 2001 Jan Hubicka <jh@suse.cz>
628 * function.c (diddle_return_value): Kill code to determine
629 return value before expand_function_end.
630 (expand_function_end): Delay call to clobber_return_register
631 after fucntion return value is computed.
633 Re-install temporary reverted patch:
634 * toplev.c (rest_of_compilation): Call split_all_insns
635 before reg-stack and shorten-branches. Do shorten-branches
637 * final.c (shorten_branches): Remove insn splitting code.
639 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
641 * doc/gcc.texi, doc/invoke.texi: Add index of command line
642 options. Use @opindex to index them rather than other indexing
643 commands. Use @var{...} instead of <...>. Avoid spaces in names
644 inside @var. Don't use @kindex to index escape sequences in
647 2001-06-08 Jason Merrill <jason_merrill@redhat.com>
649 * stmt.c (current_nesting_level): New fn.
650 * tree.h: Declare it.
651 * c-semantics.c (genrtl_compound_stmt): Use it.
653 * dbxout.c (dbxout_symbol): Use DECL_RTL_SET_P.
655 2001-06-08 Jakub Jelinek <jakub@redhat.com>
657 * jump.c (mark_modified_reg): Allow jump threading if condition
658 codes are represented by a hard register.
660 2001-06-08 Jakub Jelinek <jakub@redhat.com>
662 * config/ia64/ia64.c (ia64_function_arg): Use [SDT]Fmode as gr_mode
663 for complex floats passed to unprototyped functions.
665 2001-06-08 Mark Mitchell <mark@codesourcery.com>
667 * except.c (expand_eh_region_end_allowed): Call
668 do_pending_stack_adjust as necessary.
670 Fri Jun 8 14:16:33 CEST 2001 Jan Hubicka <jh@suse.cz>
672 * function.c (clobber_return_register): Clobber the pseudo return
675 * sibcall.c (skip_unreturned_value): New function.
676 (call_ends_block_p): Use it.
678 * recog.c (split_insn): Break out from ...
679 (split_all_insns): ... here; do not use basic block information
682 Thu Jun 7 18:27:53 CEST 2001 Jan Hubicka <jh@suse.cz>
684 * simplify-rtx.c (simplify_subreg): Fix verification of
687 2001-06-08 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
689 * config/mips/mips.h (CPP_SPEC): Simplify .s/.S handling.
690 Don't define _LANGUAGE_C and variants for .cpp/.cp/.c++ files.
691 Move definition of _LANGUAGE_C_PLUS_PLUS ...
692 (CPLUSPLUS_CPP_SPEC): ... here.
693 Fixes PRs c++/3047, target/441.
695 2001-06-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
697 * doc/install.texi2html (MAKEINFO): Keep value if set already.
699 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
701 * doc/gcc.texi: Add trailing slash to URL.
703 2001-06-07 Stan Shebs <shebs@apple.com>
705 * config/darwin.h (ENCODE_SECTION_INFO): Define.
706 (REDO_SECTION_INFO_P): Ditto.
707 (STRIP_NAME_ENCODING): Ditto.
708 (ASM_DECLARE_OBJECT_NAME): Use ENCODE_SECTION_INFO.
709 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Ditto.
710 (ASM_OUTPUT_LABELREF): Use STRIP_NAME_ENCODING.
711 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Ditto.
712 * config/darwin.c: No longer include c-tree.h.
713 (machopic_classify_ident): Rewrite to use symbol encoding.
714 (lookup_name_darwin): Remove.
715 (machopic_non_lazy_ptr_name): Handle encoded symbols.
716 (machopic_stub_name): Use STRIP_NAME_ENCODING.
717 (machopic_validate_stub_or_non_lazy_ptr): Ditto.
718 (machopic_finish): Ditto, remove test of decl.
719 (update_non_lazy_ptrs): New function.
720 (darwin_encode_section_info): New function.
721 * config/darwin-protos.h: Declare it.
722 * config/rs6000/rs6000.c (machopic_output_stub): Use
725 2001-06-07 Mark Mitchell <mark@codesourcery.com>
727 * tree.h (DECL_SOURCE_FILE): Improve documentation.
728 (DECL_SOURCE_LINE): Likewise.
730 2001-06-07 Loren J. Rittle <ljrittle@acm.org>
732 * config/alpha/elf.h (MAKE_DECL_ONE_ONLY): Copy definition
735 2001-06-07 Phil Edwards <pme@sources.redhat.com>
737 * linux.h (CPLUSPLUS_CPP_SPEC): Move -D_GNU_SOURCE to here.
738 * pa/pa-linux.h: Allow CPLUSPLUS_CPP_SPEC to remain.
740 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
742 * doc/contrib.texi: Add copyright notice.
744 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
746 * doc/md.texi: Use four digit years in copyright notice.
748 2001-06-08 Joseph S. Myers <jsm28@cam.ac.uk>
750 * config.gcc: For $target_alias of athlon-*, set
751 target_cpu_default2=5.
753 Thu Jun 7 16:17:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
755 * global.c (build_insn_chain): Allow ADDR_VEC or ADDR_DIF_VEC after
756 end of last block if last real insn is a JUMP_INSN.
758 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
762 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
764 * gthr-posix.h (__gthread_objc_thread_detach): Simply cast
765 pthread_t to objc_thread_t.
766 (__gthread_objc_thread_id): Likewise.
768 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
770 * alpha/osf5.h (CPP_XFLOAT_SPEC): Override default definition.
771 (ASM_OLDAS_SPEC): Likewise.
773 * alpha/osf.h (CPP_XFLOAT_SPEC): Define.
774 (CPP_SUBTARGET_SPEC): Use it.
775 (ASM_OLDAS_SPEC): Define.
777 (SUBTARGET_EXTRA_SPECS): Define, declare the new specs above.
779 2001-06-07 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
781 * config/alpha/alpha.c (alpha_va_arg): Handle TFmode, TCmode args,
784 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
786 * doc/tm.texi (TARGET_SWITCHES, TARGET_OPTIONS): Adjust markup.
787 Document use of N_(...), and show it in examples. Note that
788 documentation should be added to invoke.texi. Avoid an overfull
791 Thu Jun 7 17:09:50 CEST 2001 Jan Hubicka <jh@suse.cz>
793 * toplev.c (rest_of_compilation): Revert previous patch.
794 * final.c (shorten_branches): Likewise.
796 2001-06-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
798 * pself.c, pself1.c, pself2.c, pself3.c, pself4.c, pself5.c:
801 2001-06-07 Joseph S. Myers <jsm28@cam.ac.uk>
803 * doc/install-old.texi: Remove more obsolete documentation.
805 Thu Jun 7 13:20:14 CEST 2001 Jan Hubicka <jh@suse.cz>
807 * expr.c (copy_blkmode_from_reg): Fix operand_subword_force call.
809 Thu Jun 7 12:12:58 CEST 2001 Jan Hubicka <jh@suse.cz>
811 * toplev.c (rest_of_compilation): Call split_all_insns
812 before reg-stack and shorten-branches. Do shorten-branches
814 * final.c (shorten_branches): Remove insn splitting code.
816 2001-06-07 Nathan Sidwell <nathan@codesourcery.com>
818 * configure.in (sparc*-*-*): Check assembler R_SPARC_UA32 support.
819 * configure: Rebuilt.
821 2001-06-07 Andreas Jaeger <aj@suse.de>
823 * emit-rtl.c (operand_subword): Remove unused variable.
825 Wed Jun 6 14:51:05 CEST 2001 Jan Hubicka <jh@suse.cz>
827 * i386.md (floatdi?f): Avoid usinf of SSE instructions
828 if TARGET_64BIT is false.
829 (floatdi?f_i386_only): New insn.
830 (floatdi?f_i386): Disable for !TARGET_64BIT.
832 * (min?f, max?f splitters): Handle case where
833 operands are cross-matched.
835 * i386.h (HI_REGISTER_NAMES): Remove redundant definition
836 (MMX_REGISTER_NAMES): Kill.
837 (PRINT_OPERAND): Fix comment.
838 (PRINT_REG): Likewise.
839 * i386.c (print_reg): Kill support for 'm' CODE; simplify.
840 (print_operand): Update comment; kill 'm'.
842 * i386.c (x86_branch_hints): New global variable
843 (print_operand): Support outputting of branch prediction hints.
844 * i386.md (conditional jump patterns): Add branch prediction hints
846 * i386.h (x86_branch_hints): Declare
847 (TARGET_BRANCH_PREDICTION_HINTS): New macro.
848 (PRINT_OPERAND_FUNCT_VALID_P): New.
849 * final.c (final_forward_branch_p): New function.
851 2001-06-06 Richard Henderson <rth@redhat.com>
853 * flow.c (mark_used_reg): Clean up looping over multiple hard
854 registers. Do conditional life bits across multiple hard regs.
856 2001-06-05 Jeffrey D. Oldham <oldham@codesourcery.com>
858 * reload1.c (reload): Revert Schmidt's change so all USEs are not
859 deleted during reload.
861 2001-06-05 Mark Mitchell <mark@codesourcery.com>
863 * c-semantics.c (genrtl_scope_stmt): Write out nested inline
864 functions here, instead of ...
865 * c-decl.c (c_expand_body): ... here.
867 2001-06-05 David O'Brien <obrien@FreeBSD.org>
869 * config.gcc, config/sparc/bsd.h: Do not directly include
870 sparc/sparc.h. Instead do it via tm_file.
872 2001-06-05 Richard Henderson <rth@redhat.com>
874 * dwarf2.h (DW_EH_PE_aligned): New.
875 * dwarf2asm.c (eh_data_format_name): Name it.
876 (dw2_asm_output_encoded_addr_rtx): Align for it.
877 * dwarf2out.c (output_call_frame_info): Handle it for personality
878 routine and LSDA pointers.
880 * unwind-pe.h (DW_EH_PE_aligned): New.
881 (base_of_encoded_value): Handle it.
882 (read_encoded_value_with_base): Likewise.
883 * unwind-dw2-fde.c (base_from_object): Likewise.
884 (get_cie_encoding): Likewise.
886 * config/alpha/elf.h: Remove ecoff commentary.
887 * config/alpha/osf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
889 2001-06-05 David O'Brien <obrien@FreeBSD.org>
891 * config.gcc, config/i386/bsd386.h: Do not directly include
892 i386/386bsd.h. Instead do it via tm_file.
894 2001-06-05 David O'Brien <obrien@FreeBSD.org>
896 * elfos.h (USING_ELFOS_H): Identify the use of elfos.h in the same
899 2001-06-05 Pascal Obry <obry@act-europe.fr>
901 * configure.in: Quote $enable_win32_registry in case the value has
905 2001-06-05 Mark Mitchell <mark@codesourcery.com>
907 * print-rtl.c (xspaces): Remove.
908 (print_rtx): Use printf field-width, rather than xpsaces, to
910 * toplev.c (main): Disable sibling-call optimization if we are
913 2001-06-05 Bernd Schmidt <bernds@redhat.com>
915 * reload1.c (reload): Delete all USEs generated during reload.
917 2001-06-05 scott snyder <snyder@fnal.gov>
919 * gccbug.in: Fix typo.
921 2001-06-05 Andreas Jaeger <aj@suse.de>
923 * builtins.def: Fix definition of __builtin_cosf, it uses float as
924 parameter and return value.
926 2001-06-04 Anthony Green <green@redhat.com>
928 * config/sparc/elf.h (CPP_PREDEFINES): Don't assert cpu or
929 machine. This is now done in sparc.h.
931 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
933 Correct CVS resurrection of invoke.texi.
934 * doc/invoke.texi: Document new tree dump flags.
936 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
938 * c-typeck.c (build_c_cast): Use TYPE_MAIN_VARIANT when checking
939 for casting an aggregate to its own type. Fixes PR c/2735.
941 2001-06-05 Joseph S. Myers <jsm28@cam.ac.uk>
943 * doc/texinfo.tex: Update to version 2001-05-24.08.
945 2001-06-05 Nathan Sidwell <nathan@codesourcery.com>
947 * c-common.h (flag_dump_translation_unit): Remove.
948 (enum tree_dump_index): Define.
949 (TDF_ADDRESS, TDF_SLIM): New #defines.
950 (dump_node_to_file): Remove.
951 (dump_node): Make extern. Add flags.
952 (dump_flag, dump_enabled_p, dump_begin, dump_end,
953 dump_switch_p): Prototype.
954 * c-common.c (flag_dump_translation_unit): Remove.
955 * c-decl.c (c_decode_option): Remove -fdump-translation-unit
956 logic. Use dump_switch_p.
957 * c-dump.h (struct dump_info): Add node and user fields.
958 (dump_pointer): Declare.
959 * c-dump.c (dump_node): Make extern. Add flags.
960 (SOL_COLUMN, EOL_COLUMN, COLUMN_ALIGNMENT): New #defines.
961 (dump_new_line, dump_maybe_newline): Use them.
962 (dump_pointer): New function.
963 (dequeue_and_dump): Check TDF_SLIM before dumping a _DECL's
964 chain or function's body. Dump address, if TDF_ADDRESS set.
966 (dump_node_to_file): Remove.
967 (struct dump_file_info): New struct.
968 (dump_files): New array.
969 (dump_begin, dump_end, dump_enabled_p, dump_switch_p): Define.
970 * c-lang.c (finish_file): Adjust dumping.
971 * toplev.h (dump_base_name): Make extern.
972 * invoke.texi: Document new flags.
974 2001-06-04 Mark Mitchell <mark@codesourcery.com>
976 * c-tree.h (lang_decl): Add pending_sizes fields.
977 * c-decl.c (store_parm_decls): Save pending_sizes away for nested
979 (c_expand_body): Expand them.
980 (lang_mark_tree): Mark lang_decl:pending_sizes.
981 * function.c (expand_pending_sizes): New function, broken out
983 (expand_function_start): ... here.
984 * tree.h (expand_pending_sizes): Declare it.
986 2001-06-04 Loren J. Rittle <ljrittle@acm.org>
988 * doc/install.texi: Update FreeBSD information. Generalize
989 and update information for alpha-based platforms using ELF.
991 2001-06-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
993 * c-decl.c (get_parm_info): Use INTEGRAL_TYPE_P.
994 (store_parm_decls): Likewise.
995 * c-typeck.c (convert_arguments): Likewise.
997 2001-06-04 Richard Henderson <rth@redhat.com>
999 * sibcall.c (optimize_sibling_and_tail_recursive_call): Suppress
1000 optimization if current_function_calls_setjmp.
1002 2001-06-04 Joseph S. Myers <jsm28@cam.ac.uk>
1004 * doc/c-tree.texi: Fix documentation of TREE_STRING_LENGTH for
1007 Mon Jun 4 20:44:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1009 * simplify-rtx.c (simplify_subreg): Fix combining of
1010 paradoxical subregs.
1012 Mon Jun 4 20:15:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1014 * rtlanal.c (rtx_unsable_p): ADDRESSOF is stable.
1015 (no_labels_between_p): Short circuit case beg==end.
1017 Mon Jun 4 20:03:05 CEST 2001 Jan Hubicka <jh@suse.cz>
1019 * rtlanal.c (operand_preference): Fix preference for objects.
1021 Mon Jun 4 20:00:40 CEST 2001 Jan Hubicka <jh@suse.cz>
1023 * gcse.c (handle_avail_expr): Be prepared to handle single_set
1026 Mon Jun 4 19:59:46 CEST 2001 Jan Hubicka <jh@suse.cz>
1028 * combine.c (if_then_else_cond): Use simplify_subreg instead
1030 * integreate.c (sub_constants): Likewise.
1032 Mon Jun 4 19:59:12 CEST 2001 Jan Hubicka <jh@suse.cz>
1034 * emit-rtl.c (constant_subword): Deprecate; remove most of code
1035 and use simplify_gen_subreg.
1037 Mon Jun 4 19:55:23 CEST 2001 Lars Brinkhoff <lars@nocrew.org>
1039 * sibcall.c (skip_copy_to_return_value): recognize the situation
1040 when the called function's return value is copied into an
1041 intermediate pseudo, and then into the calling functions return
1044 Mon Jun 4 16:50:33 CEST 2001 Jan Hubicka <jh@suse.cz>
1046 * simplify_rtx.c (simplify_subreg): Keep subregs on return values,
1047 check CLASS_CANNOT_CHANGE_MODE before avoiding subreg on hard reg,
1048 in case register wasn't OK previously, accept it now; allow
1049 subregs of frame pointer if reload completed and frame pointer
1052 * combine.c (sombine_simplify_rtx): Fix comment;
1053 use subreg_lowpart_offset instead of subreg_lowpart_p
1054 (gen_lowpart_for_combine): Use subreg_lowpart_offset.
1055 * rtl.h (subreg_lowpart_parts_p): Kill.
1056 (subreg_lowpart_offset, subreg_highpart_offset): Declare.
1057 * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset.
1058 * emit-rtl.c (gen_lowpart_SUBREG): Use subreg_lowpart_offset;
1059 (gen_lowpart_common): Likewise.
1060 (subreg_lowpart_p): Likewise.
1061 (subreg_lowpart_parts_p): Kill.
1062 (subreg_lowpart_offset, subreg_highpart_offset): New function.
1064 * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg
1065 to simplify SUBREG and REG.
1066 (gen_highpart): Use simplify_gen_subreg for all simplifications.
1068 * emit-rtl.c (gen_realpart, gen_imagpart): Do not handle
1071 * rtlanal.c (replace_regs): Use simplify_gen_subreg
1073 Mon Jun 4 09:21:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1075 * doc/c-tree.texi (ARRAY_REF): Say what type of expression must be.
1076 (ARRAY_RANGE_REF): Added description.
1078 * tree.def (ARRAY_RANGE_REF): New code.
1079 * alias.c (handled_component_p, can_address_p): Handle it.
1080 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
1081 * explow.c (set_mem_attributes): Likewise.
1082 * expr.c (expand_assignment, get_inner_reference): Likewise.
1083 (expand_expr, expand_expr_unaligned, do_jump): Likewise.
1084 * fold-const.c (operand_equal_p): Likewise.
1085 * tree.c (staticp, stabilize_reference): Likewise.
1086 * varasm.c (decode_addr_const): Likewise.
1088 Sun Jun 3 21:59:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1090 * reload.c (reload_inner_reg_of_subreg): Return 1 for PLUS.
1091 (push_reload): Handle non-REG in reload_inner_reg_of_subreg case.
1093 2001-06-03 kaz Kojima <kkojima@rr.iij4u.or.jp>
1095 * gcc/config/sh/sh.c (print_operand_address, print_operand): Call
1096 mark_constant_pool_use before output_addr_const.
1097 (struct pool_node): New field wend.
1098 (add_constant): Note a sequence of constants that are referenced
1100 (pool_window_label, pool_window_last): New variables.
1101 (dump_table): Emit a unspec_volatile representing the end of a
1102 sequence of constants.
1103 (mark_constant_pool_use): New function.
1104 * gcc/config/sh/sh.md (UNSPECV_WINDOW_END): New constant.
1105 (consttable_2): Add the second operand which flags whether
1106 this consttable entry was used or not.
1107 (consttable_4, consttable_8, consttable_sf, consttable_df):
1109 (consttable_window_end): New insn.
1111 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
1113 * insn-addr.h (INSN_ADDRESSES_NEW): Make insn_uid__ unsigned.
1114 Reformat according to coding standards.
1117 * config/sh/sh.c (print_operand_address): Cast INTVAL to int.
1118 (shl_and_kind): Cast wide constant.
1119 (gen_far_branch): Define as static, as in declaration.
1120 (barrier_align): Compute cache-line length as unsigned. Add
1121 parentheses in initial credit computation.
1122 (rounded_frame_size): Add parentheses.
1123 (permanent_obstack): Remove declaration. Include ggc.h for
1124 declaration of ggc_add_root_rtx().
1125 (get_free_reg): Removed declaration of unused variable reg.
1126 (legitimize_pic_address): Mark mode argument as unused.
1128 2001-06-03 Igor Shevlyakov <igor@windriver.com>
1130 * config/sh/sh.c (output_branch): Support for insn with lenght
1131 attr 12 & 16 which represents cond branches outside +-4096 range.
1133 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
1135 * config/sh/lib1funcs.asm (ic_invalidate): Align the
1136 cache-mirroring sequence. Add nops.
1138 2001-06-03 Joseph S. Myers <jsm28@cam.ac.uk>
1140 * doc/install-old.texi: Remove more old installation
1142 * doc/install.texi: Add relevant parts here.
1144 2001-06-03 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1146 * doc/install.texi2html: New script.
1148 2001-06-03 David Edelsohn <edelsohn@gnu.org>
1150 * doc/install.texi: Update AIX information again.
1152 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1154 * doc/gcc.texi, doc/install-old.texi: Remove old system-specific
1155 installation documentation.
1156 * doc/install.texi: Move it to here.
1158 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1160 * doc/install.texi: Clean up Texinfo markup.
1162 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1164 * doc/cpp.texi, doc/cppinternals.texi, doc/gcc.texi: Move contents
1165 to just after title page.
1167 2001-06-02 Joseph S. Myers <jsm28@cam.ac.uk>
1169 * doc/install-old.texi: Remove documentation of some configuration
1171 * doc/install.texi: Add relevant parts of this documentation here.
1173 2001-06-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1175 * contrib.texi: Updated entries for Mark Mitchell, Joseph S. Myers,
1176 Gerald Pfeifer, Bernd Schmidt, and Dean Wakerley.
1178 Sat Jun 2 12:23:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1180 * i386.md (all uses of ext_register_operand): Make sure they are
1181 VOIDmode; replace all uses outside zero_extend.
1182 (and?i splitters): Use ext_register_operands.
1183 (test?i peep2): Remove ignored constraints.
1184 * i386.c (ext_register_operand): Check that operand is
1185 eighter pseudo or hard or 'Q' register.
1187 Sat Jun 2 06:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1189 * tree.h (struct record_layout_info_s): New field unpadded_align.
1190 (set_lang_adjust_rli): New declaration.
1191 * stor-layout.c (layout_decl): If DECL is packed, but at alignment
1192 it would have if not packed, do not downgrade DECL_ALIGN.
1193 (lang_adjust_rli, set_lang_adjust_rli): New.
1194 (start_record_layout): Initialize new field unpadded_align.
1195 (debug_rli): Display it.
1196 (place_union_field, place_field): Set it.
1197 (layout_type, case RECORD_TYPE): Call via lang_adjust_rli if set.
1199 * print-tree.c (print_node): Don't print "regdecl" when bit doesn't
1200 mean that; use proper names instead.
1201 Print DECL_NO_STATIC_CHAIN.
1203 * except.c (expand_builtin_frob_return_addr): Add missing call
1204 to convert_memory_address #ifdef POINTERS_EXTEND_UNSIGNED.
1205 (expand_builtin_eh_return): Likewise.
1206 (expand_eh_return): Clean up ptr_mode != Pmode cases.
1208 2001-06-01 Jan van Male <jan.vanmale@fenk.wau.nl>
1210 * doc/invoke.texi: Remove references to papers about sequence points
1211 to readings.html, refer to that page.
1213 2001-06-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1215 * README: Update references to installation instructions.
1217 2001-06-01 Laurent Guerby <guerby@acm.org>
1218 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1220 * doc/install.texi: Define srcdir when sources come from CVS.
1221 Significantly improve markup. Wrap overly long lines
1223 2001-06-01 DJ Delorie <dj@redhat.com>
1225 * c-tree.texi, contrib.texi, cpp.texi, cppinternals.texi,
1226 extend.texi, fdl.texi, gcov.texi, invoke.texi, md.texi,
1227 objc.texi, rtl.texi, tm.texi, texinfo.tex, gcc.1, cpp.1,
1228 gcov.1: Move to doc subdirectory.
1229 * install.texi: Move to doc/install-old.texi.
1230 * gcc.texi: Move to doc, refer to install-old.texi.
1231 * Makefile.in: Reflect move of docs to doc/.
1232 * f/Make-lang.in: Ditto.
1233 * java/Make-lang.in: Ditto.
1234 * doc/.cvsignore: New.
1236 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
1238 * invoke.texi: use two spaces between command options, eliminate
1239 some 'overfull hboxes'
1241 2001-06-01 Hans-Peter Nilsson <hp@axis.com>
1243 * Makefile.in (s-mlib): Make backtick-commands always succeed.
1244 (DRIVER_DEFINES): Ditto.
1246 2001-05-31 Richard Henderson <rth@redhat.com>
1248 * gcc.c (init_gcc_specs): When linking against libgcc_s.so,
1249 also link against libgcc.a.
1251 2001-05-31 Geoff Keating <geoffk@cygnus.com>
1253 * config/mips/mips.h (ASM_OUTPUT_ASCII): Convert to function.
1254 * config/mips/mips.c (mips_output_ascii): New function.
1255 * config/mips/mips-protos.h (mips_output_ascii): Prototype.
1257 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Force to 4.
1259 Thu May 31 19:09:53 CEST 2001 Jan Hubicka <jh@suse.cz>
1261 * flow.c (set_block_for_new_insns): Remove bogus shortcut.
1262 * i386.c (ix86_expand_int_movcc): Force one of operands to be register.
1264 2001-05-31 Rodney Brown <rbrown64@csc.com.au>
1266 * install.texi (Configuration): Add html links for --with-gnu-as &
1267 --with-gnu-ld and refer to them from hppa & SCO triplets.
1268 (Specific): Link back to with-gnu-ld for all ELF platfoms.
1269 (Specific): Reword AVR binutils recommendation.
1271 2001-05-30 Zack Weinberg <zackw@stanford.edu>
1273 * ggc-page.c (size_lookup): Increase minimum allocation size
1275 (ggc_print_statistics): Report size of each bin in bytes, not
1276 as its order; there is no longer a direct relationship.
1278 2001-05-31 Jan van Male <jan.vanmale@fenk.wau.nl>
1280 * extend.texi: Fix formating of examples, eliminate some
1282 * gcc.texi: Eliminate some 'overfull hboxes'.
1283 * invoke.texi: Use two spaces between command options, eliminate
1284 some 'overfull hboxes'.
1286 2001-05-30 Richard Henderson <rth@redhat.com>
1288 * dwarf2out.c (dwarf2out_finish): Don't emit DW_AT_stmt_list at -g1.
1290 2001-05-30 Tom Tromey <tromey@redhat.com>
1292 * gcc.c (do_spec_1): In `%O' case, if we computed saved_suffix,
1293 use it in the new association.
1295 2001-05-30 Loren J. Rittle <ljrittle@acm.org>
1296 John David Anglin <dave@hiauly1.hia.nrc.ca>
1298 * gthr-posix.h (__gthread_active_ptr): Cast function pointer
1299 to target type to allow ISO C++ compiler to accept it.
1300 * gthr-dce.h (__gthread_active_ptr): Likewise.
1301 * gthr-solaris.h (__gthread_active_ptr): Likewise.
1303 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
1305 * cpplex.c (_cpp_lex_token): Revert patch of 16 May 2001
1306 so that we do accept comments in preprocessed input.
1308 2001-05-30 Neil Booth <neil@daikokuya.demon.co.uk>
1310 * cpphash.c (alloc_node): Cast allocated pointer.
1312 2001-05-30 Gordon Sadler <gbsadler1@lcisp.com>
1314 * invoke.texi (Option Summary): Remove -isystem-c++ from options.
1316 2001-05-29 Stan Shebs <shebs@apple.com>
1318 * gcc.texi: Add links for information about Objective-C.
1320 2001-05-29 Nathan Sidwell <nathan@codesourcery.com>
1322 * configure.in (gcc_version): Remove unrequired \ on ". (Solaris
1323 /bin/sed fails on [^\"]).
1324 (configargs.h): Likewise.
1326 2001-05-29 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
1328 * config/sh/sh.h (IDENT_ASM_OP): End with TAB, not LF.
1330 2001-05-28 Stan Shebs <shebs@apple.com>
1332 * objc/objc.gperf: Remove, no longer used.
1334 2001-05-28 Joseph S. Myers <jsm28@cam.ac.uk>
1336 * c-tree.texi, contrib.texi, cpp.texi, extend.texi, gcc.texi,
1337 gcov.texi, install.texi, md.texi, objc.texi, rtl.texi, tm.texi:
1338 Remove trailing whitespace.
1340 2001-05-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1342 * doc/install.texi (Specific): http://reality.sgi.com/ariel/freeware/
1343 became http://freeware.sgi.com/.
1345 2001-05-27 Geoffrey Keating <geoffk@redhat.com>
1347 * local-alloc.c (update_equiv_regs): Don't eliminate constant
1350 2001-05-27 Stan Shebs <shebs@apple.com>
1352 * objc/objc-act.c: Add/fix various comments.
1353 (init_selector): Remove, no longer used.
1354 (build_msg_pool_reference): Ditto.
1355 (objc_debug): Ditto.
1357 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1359 * c-decl.c (init_decl_processing):
1360 Don't call start_identifier_warnings.
1361 * flags.h (warn_id_clash, id_clash_len): Remove.
1362 * stringpool.c: Don't include flags.h.
1363 (scan_for_clashes, do_identifier_warnings,
1364 start_identifier_warnings): Remove.
1365 * toplev.c (warn_id_clash, id_clash_len): Remove.
1366 (display_help): Don't document -Wid-clash.
1367 (decode_W_option): Print warning on -Wid-clash.
1368 * tree.h (start_identifier_warnings): Remove.
1369 * invoke.texi: Remove documentation of -Wid-clash.
1371 2001-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1373 * fixinc/fixtests.c: Declare entries in ENV_TABLE.
1375 2001-05-27 Bruce Korb <bkorb@gnu.org>
1377 * fixinc/check.tpl(HACK) add and use a Scheme variable
1378 (has no test text): error out if no "test_text" is defined
1379 * fixinc/fixincl.tpl: likewise
1380 (FIXIDX): make it an enumeration so we minimize diffs
1381 * fixinc/inclhack.def: re-alphabetize and add sort instructions
1382 * fixinc/fixincl.x: regenerate
1383 * fixinc/tests/base/stdio.h: test output got moved due to
1385 * README-fixinc: rewrite (mostly)
1387 2001-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
1389 * cpplib.c (run_directive): Set pfile->directive.
1391 2001-05-23 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
1393 * c-tree.texi: Reformat the manual as a single chapter now
1394 included by gcc.texi.
1395 * gcc.texi: Include c-tree.texi. Merge all indexes.
1396 * Makefile.in (dvi): Add generation for the cppinternals
1397 documentation. Added dependencies on fdl.texi and c-tree.texi
1398 where appropriate. Use TEXI2DVI instead of custom tex calls.
1399 (info): Added dependencies on fdl.texi and c-tree.texi where
1400 appropriate. Remove the target c-tree.info.
1402 2001-05-27 Lars Brinkhoff <lars@nocrew.org>
1404 * combine.c (try_combine): Fix typo in comment.
1405 * expr.c (expand_expr): Likewise.
1406 * config/i370/i370.md (untyped_call): Likewise.
1408 2001-05-26 Bruce Korb <bkorb@gnu.org>
1410 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
1411 when fixincl is operating in test mode
1412 * fixinc/inclhack.def(AAB_dgux_int_varargs) : aesthetics
1413 (AAB_ultrix_limits): remove redundant text
1414 (AAB_ultrix_memory): ditto
1415 (AAB_ultrix_string): ditto
1416 (djgpp_wchar_h): fix the test text
1417 (irix_stdio_va_list): add test text
1418 (irix_limits_const): add a testing output file (limits.h is overwritten)
1419 (strict_ansi_not_ctd): put limits.h second in list for same reason
1420 (solaris27_mutex_init): test text needed selection text, too
1422 * fixinc/fixtests.c(stdc_0_in_system_headers_test): Must return "FIX"
1423 when fixincl is operating in test mode
1425 2001-05-26 Philip Blundell <philb@gnu.org>
1427 * config/c4x/c4x-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
1428 * config/i960/i960-protos.h: Likewise.
1429 * config/i370/i370-protos.h: Likewise.
1430 * config/h8300/h8300-protos.h: Likewise,
1431 * config/sh/sh-protos.h: Likewise.
1432 * config/v850/v850-protos.h: Likewise.
1434 2001-05-26 Philip Blundell <philb@gnu.org>
1436 * config/arm/arm-protos.h: Use GCC_C_PRAGMA_H in place of _C_PRAGMA_H.
1438 2001-05-25 Zack Weinberg <zackw@stanford.edu>
1440 * toplev.c (debug_args, f_options, W_options): Mark
1441 descriptions for translation.
1442 (display_help): Translate descriptions on output.
1444 * cp/lang-options.h, f/lang-options.h, java/lang-options.h,
1445 objc/lang-options.h: Mark descriptions for translation.
1447 * aclocal.m4: Quote final argument of patsubst. Use
1448 3-argument form of AC_DEFINE. Restore quotes to [] while
1450 * configure.in: Remove unnecessary changequote calls.
1451 * configure, config.in: Regenerate.
1453 2001-05-25 Sam TH <sam@uchicago.edu>
1455 * basic-block.h: Fix header include guards.
1456 * bitmap.h c-dump.h c-lex.h c-pragma.h c-tree.h collect2.h
1457 cppdefault.h cpphash.h cpplib.h defaults.h diagnostic.h errors.h
1458 except.h flags.h gcc.h gcov-io.h graph.h gstab.h gthr-aix.h
1459 gthr-dce.h gthr-posix.h gthr-rtems.h gthr-single.h gthr-solaris.h
1460 gthr-vxworks.h gthr-win32.h gthr.h hard-reg-set.h hwint.h
1461 insn-addr.h libgcc2.h mbchar.h mkdeps.h params.h prefix.h real.h
1462 rtl.h sbitmap.h system.h timevar.h toplev.h tradcpp.h tsystem.h
1463 varray.h version.h: Likewise.
1464 * config/dbxelf.h config/fp-bit.h config/arm/arm-protos.h
1465 config/arm/arm.h config/c4x/c4x-protos.h
1466 config/h8300/h8300-protos.h config/h8300/h8300.h
1467 config/i370/i370-protos.h config/i370/i370.h
1468 config/i960/i960-protos.h config/mcore/mcore.h
1469 config/mips/mips-protos.h config/sh/sh-protos.h config/sh/sh.h
1470 config/v850/v850-protos.h config/v850/v850.h: Likewise.
1471 * fixinc/fixlib.h fixinc/server.h: Likewise.
1473 2001-05-25 Stacey Sheldon <ssheldon@Catena.com>
1475 * config/arc/initfini.c (.init): Fix typo.
1477 2001-05-25 Geoffrey Keating <geoffk@redhat.com>
1479 * config/rs6000/rs6000.md (fseldfsf4): Correct mode of operand 4.
1481 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1483 * i386/i386.h (CC1_CPU_SPEC): Clarify -m486 etc deprecation messages.
1485 2001-05-25 Richard Henderson <rth@redhat.com>
1487 * libgcc-std.ver: Export XFmode and TFmode versions of symbols.
1489 2001-05-25 Richard Henderson <rth@redhat.com>
1491 * config.gcc (all gnu and linux): Use t-slibgcc-elf-ver with t-linux.
1492 (i386-*-solaris2): Use t-slibgcc-elf-ver or t-slibgcc-sld.
1493 (sparc*-*-solaris2): Likewise.
1494 * config/t-linux: Remove shared libgcc macros.
1495 * config/t-slibgcc-elf-ver: Move from sparc/t-slibgcc.
1496 * config/t-slibgcc-sld: Move from sparc/t-slibgcc-sld.
1498 2001-05-25 Loren J. Rittle <ljrittle@acm.org>
1500 * config.gcc (*-*-freebsd*): Report bad configuration.
1502 2001-05-25 David Edelsohn <edelsohn@gnu.org>
1504 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Do not emit any marker.
1506 * config/rs6000/aix.h (USER_LABEL_PREFIX): AIX symbols do not have
1508 (ASM_OUTPUT_LABELREF): Delete.
1510 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1512 * fixinc/inclhack.def (strict_ansi_not, strict_ansi_not_ctd,
1513 strict_ansi_only): Don't run if stdc_0_in_system_headers.
1514 * fixinc/fixincl.x: Regenerate.
1515 * fixinc/fixtests.c (stdc_0_in_system_headers_test): New function.
1516 (FIX_TEST_TABLE): Declare it.
1517 * fixinc/fixlib.h: Include config.h.
1519 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1521 * fixinc/inclhack.def (alpha___assert): Change char * args to
1522 const char * on Tru64 UNIX to avoid excessive warnings from
1524 * fixinc/fixincl.x: Regenerate.
1526 2001-05-25 Geoff Keating <geoffk@redhat.com>
1528 * dbxout.c (dbxout_symbol): Invert previous patch, which was
1529 outputting a tag only for variable-size records.
1531 2001-05-25 Jeff Knaggs <jknaggs@redhat.com>
1533 * config/alpha/alpha.md (movtf_internal): Use reg_overlap_mentioned_p
1534 instead of rtx_equal_p for early clobber test.
1536 2001-05-26 Mark Mitchell <mark@codesourcery.com>
1538 * builtins.def: Encode additional information, such as names and
1540 * builtin-types.def: New file.
1541 * builtins.c (built_in_names): Adjust use of DEF_BUILTIN.
1542 (built_in_decls): Likewise. Don't explicitly initialize global
1544 (expand_builtin_mathfn): Handle float and long double variants of
1546 (expand_builtin): Likewise.
1547 * c-common.c (c_common_nodes_and_builtins): Make it table-driven.
1548 (expand_tree_builtin): Handle long, long long, float, and long
1549 double variants of math functions.
1550 * c-common.h (c_tree_index): Remove some unused nodes.
1551 (void_ftype): Remove.
1552 (void_type_ptr): Likewise.
1553 (int_ftype_int): Likewise.
1554 (ptr_ftype_sizetype): Likewise.
1555 * c-decl.c (init_decl_processing): Remove creation of DWARF
1557 * defaults.h (MD_INIT_BUILTINS): Provide default definition.
1558 * tree.h (built_in_function): Adjust definition of DEF_BUILTIN.
1559 * Makefile.in (c-common.o): Depend on builtin-types.def.
1561 2001-05-25 Dale Johannesen <dalej@apple.com>
1563 * config/rs6000/t-darwin: Fix dependencies for darwin.o.
1565 2001-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
1567 * c-parse.in (notype_initdcl): Remove redundant line.
1569 2001-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1571 * aclocal.m4: Fixed typo.
1572 (gcc_AC_HEADER_STDBOOL): Define.
1573 (gcc_AC_C__BOOL): Define.
1574 * configure.in: Use them.
1575 (AC_CHECK_HEADERS): Remove stdbool.h
1576 * configure, config.in: Regenerate.
1578 2001-05-25 Richard Henderson <rth@redhat.com>
1580 * function.c (expand_function_start): Don't abort on PARALLEL
1581 returns from hard_function_value.
1583 2001-05-25 Richard Henderson <rth@redhat.com>
1585 * config/i386/i386.md: Revert previous change. Do not apply
1586 the peephole if the components do not die after the sequence.
1588 2001-05-25 Joseph S. Myers <jsm28@cam.ac.uk>
1590 * c-parse.in (array_declarator): New. Handle C99 constructs.
1591 Don't restrict [*] declarators to C only.
1592 (after_type_declarator, parm_declarator_starttypename,
1593 parm_declarator_nostarttypename, notype_declarator,
1594 direct_absdcl1): Use it.
1595 * c-decl.c (build_array_declarator, set_array_declarator_type):
1596 New functions. Warn that [*] isn't properly implemented; pedwarn
1597 for [*] outside C99 mode if pedantic rather than giving a hard
1599 (grokdeclarator): Handle static and type qualifiers in parameter
1601 * c-tree.h (build_array_declarator, set_array_declarator_type):
1603 * extend.texi (Attribute Syntax): Document attributes in parameter
1606 2001-05-25 Mark Mitchell <mark@codesourcery.com>
1608 * config/i386/i386.md: Make sure cmpstr peepholes do not
1609 affect liveness information.
1611 2001-05-24 Mark Mitchell <mark@codesourcery.com>
1613 * c-typeck.c (digest_init): Issue error messages about
1614 invalid constants, not warnings.
1616 2001-05-24 Mark Mitchell <mark@codesourcery.com>
1618 * invoke.texi (-fno-builtin): Document that this is always on
1621 2001-05-24 Philip Blundell <philb@gnu.org>
1623 * doc/install.texi (arm*-*-linux-gnu): Say that binutils 2.10 is
1626 2001-05-24 Philip Blundell <philb@gnu.org>
1628 * config/arm/arm.c (output_return_instruction): Correctly handle
1629 interworking and interrupt functions.
1631 2001-05-24 Philip Blundell <philb@gnu.org>
1633 * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
1634 -m{no-}sched-prolog. Fix typos and improve formatting.
1636 2001-05-24 Philip Blundell <philb@gnu.org>
1638 * invoke.texi (ARM Options): Improve wording slightly. Add
1639 documentation for more options, including those for Thumb mode.
1640 Don't mention options that don't exist or are unimplemented.
1641 (Thumb Options): Delete; merged into above section.
1643 2001-05-24 Geoff Keating <geoffk@redhat.com>
1645 * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
1646 (MD_FALLBACK_FRAME_STATE_FOR): Use it.
1648 Thu May 24 19:47:19 CEST 2001 Jan Hubicka <jh@suse.cz>
1650 * simplify-rtx.c (simplify_subreg): Fix CONCAT simplification;
1651 fix hard register simplification.
1653 Thu May 24 00:15:17 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1655 * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
1656 of just copying CPP_CPU_SPEC.
1658 Thu May 24 15:56:48 CEST 2001 Jan Hubicka <jh@suse.cz>
1660 * i386.c (incdec_operand): Accept only 1 and -1.
1662 2001-05-23 Kelley Cook <kelley.cook@home.com>
1664 * Makefile.in: Move many of the *_H definitions eariler in the
1665 file, so that rules in t-* files that use them for
1666 dependencies will work in a parallel build.
1667 * config/i386/t-cygwin (winnt.o): Depend on $(CONFIG_H).
1669 2001-05-23 Richard Henderson <rth@redhat.com>
1671 * integrate.c (expand_inline_function): Handle CONCAT DECL_RESULT.
1673 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
1675 * cpp.texi: Update for handling of charconsts.
1676 * cpplex.c (maybe_read_ucs): Don't accept D800-DFFF. Update
1677 diagnostics. Skip to the end if the UCS is too short.
1678 (cpp_interpret_charconst): Long charconsts issue a warning
1681 2001-05-23 Richard Henderson <rth@redhat.com>
1683 * doc/install.texi (alpha-linux): Require binutils 2.11.
1685 2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
1687 * c-lex.c (read_escape, read_ucs): Delete.
1688 (lex_string): Use cpp_parse_escape.
1689 * cpplex.c (read_ucs): Rename maybe_read_ucs. Do nothing
1690 if not C++ or not C99. Warn if traditional.
1691 (parse_escape): Rename cpp_parse_escape. Make the bitmask
1692 unsigned. Warn for out-of-range escape sequences here.
1693 Update to use maybe_read_ucs.
1694 (cpp_interpret_charconst): Don't warn here.
1695 * cpplib.h (cpp_parse_escape): New exported function.
1697 2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
1699 * extend.texi (Attribute Syntax): Clarify application of
1700 attributes to parameters declared as functions or arrays.
1702 2001-05-23 Jason Merrill <jason_merrill@redhat.com>
1704 * dbxout.c (dbxout_type_methods): Do still group methods by name.
1706 2001-05-23 Zack Weinberg <zackw@stanford.edu>
1708 * diagnostic.c (vnotice): Kill.
1709 (fnotice): Call vfprintf directly.
1710 (diagnostic_for_decl, output_do_verbatim, output_verbatim,
1711 verbatim, set_diagnostic_context): Rename string argument to
1712 indicate that it is run through gettext.
1713 (vbuild_message_string, build_message_string, output_do_printf):
1714 Rename string argument to indicate that it is NOT run through
1716 (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
1717 output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
1718 Run msgid argument through gettext.
1719 (default_print_error_function): Run constant strings through
1720 gettext when nothing else will.
1721 (fatal_error, internal_error, error_recursion): Use fnotice.
1722 Present complete sentences to gettext.
1724 2001-05-23 Mark Mitchell <mark@codesourcery.com>
1726 * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
1728 2001-05-23 Richard Henderson <rth@redhat.com>
1730 * function.c (expand_function_start): Always use a pseudo
1731 for the function result value.
1733 2001-05-22 Richard Henderson <rth@redhat.com>
1735 * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
1736 section pointer alignment.
1738 * doc/install.texi (alpha-linux): Require binutils >= 2.10.
1740 * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
1741 of __USER_LABEL_PREFIX__.
1743 2001-05-22 Richard Henderson <rth@redhat.com>
1745 * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
1746 (__deregister_frame_info_bases): New.
1747 * unwind-dw2-fde.h: Declare it.
1748 * libgcc-std.ver: Export it.
1749 * crtstuff.c (__do_global_dtors_aux): Call it if we would have
1750 called __register_frame_info_bases.
1752 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
1754 * config/freebsd.h (FBSD_CPP_PREDEFINES): Use #endif/#if pair
1755 instead of #elif (which is OK for this case but not in general).
1757 2001-05-22 Andrew MacLeod <amacleod@redhat.com>
1759 * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
1760 * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
1761 parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
1762 * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
1763 "r2" to the assembly file. Only issue allocs with non-zero parameters.
1765 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
1766 David O'Brien <obrien@freebsd.org>
1768 * config/freebsd.h (LIB_SPEC): Key the exact setting to
1769 configure-time options and target version of FreeBSD. Set-up
1770 to match architectural change in threading support. Correctly
1771 report when -pthread option is not supported by configure-time
1773 (FBSD_CPP_PREDEFINES): Move from architecture-specific files
1774 and extend to encode target version number in run-time setting
1775 of __FreeBSD__ macro to match the system compiler.
1776 (CPP_PREDEFINES): Likewise.
1777 (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
1779 * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
1780 * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
1782 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
1783 David O'Brien <obrien@freebsd.org>
1785 * config.gcc (the unlabeled system switch statement): Add
1786 generic configuration section to handle *-*-freebsd*. Also,
1787 to match the system compiler, default to threading support (it
1788 may be disabled with the standard --disable-threads
1789 configuration-time switch).
1790 (i[34567]86-*-freebsd* in machine-specific section): Use it.
1791 (alpha*-*-freebsd* in machine-specific section): Likewise.
1793 * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
1794 * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
1795 * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
1796 * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
1797 * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
1799 2001-05-22 Loren J. Rittle <ljrittle@acm.org>
1800 David O'Brien <obrien@freebsd.org>
1802 * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
1803 * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
1804 -pthread instead setting macro.
1806 2001-05-22 Richard Henderson <rth@redhat.com>
1808 * crtstuff.c (__register_frame_info_bases): Declare.
1809 (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
1810 (__do_global_dtors_aux, __do_global_dtors): Streamline.
1812 * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
1813 (CRT_GET_RFIB_DATA): New.
1814 * config/i386/sysv4.h: Likewise.
1815 * config/i386/sco5.h: Likewise.
1816 (ASM_PREFERRED_EH_DATA_FORMAT): New.
1818 2001-05-22 Richard Henderson <rth@redhat.com>
1820 * rtl.c (read_string): Break out from ...
1821 (read_rtx): ... here.
1823 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1825 * doc/install.texi (Specific): Remove a bogus and duplicate part
1826 copied from the end of the document.
1828 2001-05-22 Bernd Schmidt <bernds@redhat.com>
1830 * Makefile.in (LIBGCC_DEPS): Correct LIB1ASMSRC dependency.
1832 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1834 * install.texi: Remove obsolete information on SunOS as well as
1835 i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
1836 (Installing GNU CC on the Sun): Remove section.
1838 2001-05-22 Alexandre Oliva <aoliva@redhat.com>
1840 * cppfiles.c (remove_component_p): Don't assume lstat/stat will
1841 keep errno unchanged on success.
1843 2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
1845 * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
1846 once for hexadecimal floats, whether or not they contain a decimal
1847 point. Don't let the setting of pedantic otherwise affect the
1848 parsing of hexadecimal floats.
1850 2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1852 * README.ACORN: Remove obsolete file.
1854 2001-05-22 Jan Hubicka <jh@suse.cz>
1856 * combine.c (gen_binary): Use swap_commutative_operands_p
1857 (simplify_comparison): Likewise.
1858 * expmed.c (emit_store_flag): Likewise.
1859 * expr.c (compare_from_rtx): Likewise.
1860 (do_compare_rtx_and_jump): Likewise.
1861 * optabs.c (emit_cmp_and_jump_insn): Revert last patch; abort
1862 if not emitting a branch and operands want swapping.
1864 2001-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
1866 * c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
1867 * stringpool.c: (IS_FE_IDENT, make_identifier): Delete.
1868 (maybe_get_identifier): Update.
1869 * tree.h (make_identifier): Delete.
1871 2001-05-21 Richard Henderson <rth@redhat.com>
1873 * combine.c (subst): Do not substitute for a register as
1874 a destination subreg/strict_low_part/zero_extract.
1876 * combine.c (simplify_comparison): Update op1 after constant
1878 * recog.c (const_int_operand): Accept only constants valid
1880 * genrecog.c: Update comments wrt const_int_operand.
1882 * emit-rtl.c (init_emit_once): Zero unused memory in a
1885 2001-05-21 Mark Mitchell <mark@codesourcery.com>
1887 * tree.h (type_num_arguments): Declare it.
1888 * tree.c (type_num_arguments): New function.
1890 2001-05-21 Richard Henderson <rth@redhat.com>
1892 * dwarf2out.c (current_funcdef_number): Move outside dwarf2
1895 2001-05-21 Geoff Keating <geoffk@redhat.com>
1897 * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
1899 (minsf3): Use rs6000_emit_minmax.
1900 (minsf3+1): Generalize to handle both SMIN and SMAX. Use
1902 (movsfcc): Use rs6000_emit_cmove.
1903 (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
1904 Don't generate emit_fselsfsf4.
1905 (fseldfsf4): Likewise.
1906 (maxdf3): Use rs6000_emit_minmax.
1908 (mindf3): Use rs6000_emit_minmax.
1909 (mindf3+1): Generalize to handle both SMIN and SMAX. Use
1911 (movdfcc): Use rs6000_emit_cmove.
1912 (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
1913 Don't generate emit_fselsfsf4.
1914 (fselsfdf4): Likewise.
1915 * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
1916 (min_max_operator): New predicate.
1917 (rs6000_emit_cmove): New function.
1918 (rs6000_emit_minmax): New function.
1919 * config/rs6000/rs6000-protos.h: Prototype new functions.
1920 * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
1921 and min_max_operator.
1923 * config/rs6000/rs6000.c (output_cbranch): Handle all
1924 conditional types in the switch statement.
1926 2001-05-21 Mark Mitchell <mark@codesourcery.com>
1928 * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
1929 non-register variables.
1930 * extend.texi: Document that asm-specifications do not make sense
1931 for non-static local variables.
1933 2001-05-21 Jason Merrill <jason_merrill@redhat.com>
1935 * dbxout.c (MINIMAL_DEBUG, flag_minimal_debug): Lose.
1936 (dbxout_type_fields): Lose minimal_debug support.
1937 (dbxout_type_methods, dbxout_type): Likewise.
1939 2001-05-17 Andrew Haley <aph@redhat.com>
1941 * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
1943 2001-05-21 Richard Henderson <rth@redhat.com>
1945 * dwarf2out.c (DEBUG_FRAME_SECTION): Rename from FRAME_SECTION.
1948 2001-05-20 Richard Henderson <rth@redhat.com>
1950 * dwarf2out.c (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
1951 DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION,
1952 DEBUG_STR_SECTION): Rename from s/DEBUG_//. Update all users.
1953 * dwarfout.c (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
1954 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION):
1956 * config/mips/iris6.h (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
1957 DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION,
1958 DEBUG_FRAME_SECTION, DEBUG_ABBREV_SECTION): Rename as above.
1959 (DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
1960 * config/ia64/ia64.h (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
1961 DEBUG_PUBNAMES_SECTION): Rename as above.
1962 (DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
1964 2001-05-20 Richard Henderson <rth@redhat.com>
1966 * optabs.c (emit_cmp_and_jump_insns): Don't swap commutative
1967 operands unless the operation is commutative.
1969 2001-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1971 * fold-const.c (tree_expr_nonnegative_p): Detect more non-negative
1974 2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
1976 * extend.texi: Clarify documentation of extensions included in ISO
1977 C99. Prefer C99 terminology and syntax to old GNU terminology and
1978 syntax. Add more index entries. Document mixed declarations and
1979 code as an extension in C89 mode. Warn about future changes to
1980 semantics of inline functions. Fixes PR other/930.
1982 Sun May 20 16:39:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1984 * expr.c (expand_expr, case ARRAY_REF): Don't fold constant
1985 access if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
1986 (expand_expr, case COMPONENT_REF): Do copy if misaligned even
1987 if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
1989 * stmt.c (expand_decl): Set mode, alignment, and sizes for CONST_DECL.
1991 2001-05-20 Richard Henderson <rth@redhat.com>
1993 * sched-deps.c (sched_analyze_insn): Force volatile memory reads
1994 to be output before a branch.
1996 2001-05-20 Richard Henderson <rth@redhat.com>
1998 * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
2000 2001-05-20 Richard Henderson <rth@redhat.com>
2002 * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
2003 (ASM_DOUBLE): Remove.
2004 * config/i386/bsd.h, config/i386/sco5.h: Likewise.
2005 * config/i386/sun386.h: Likewise.
2007 * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
2008 (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
2010 * config/i386/cygwin.h (INT_ASM_OP): Remove.
2011 * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
2012 * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
2013 * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
2015 * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
2016 * config/i386/djgpp.h, config/i386/i386.h: Likewise.
2017 * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
2018 * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
2019 * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
2020 * config/i386/win32.h: Likewise.
2022 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
2024 * invoke.texi: Add more options to summary list.
2026 2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
2028 * invoke.texi: Document meaning of -pedantic when -std=gnu* is
2029 used. Fixes PR c/2291.
2030 * gcc.1: Regenerate.
2032 2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2034 * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
2035 the -fpic and -fPIC options, clear flag_pic.
2037 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
2039 * hashtable.c (calc_hash): Fix HASHSTEP definition.
2040 * stringpool.c (make_identifier): No statistics here anymore.
2041 * objc-act.c (steup_string_decl): Remove redundant check.
2043 2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
2045 * Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
2046 cpplib.o, cpphash.o, fix-header): Update.
2047 (hashtable.o): New target.
2048 * c-common.h: Include cpplib.h. Define C_RID_CODE and
2049 struct c_common_identifier here.
2050 * c-lang.c (c_init_options): Update. Call set_identifier_size.
2051 * c-lex.c (c_lex): Update.
2052 * c-pragma.h: Update.
2053 * c-tree.h (struct lang_identifier): Contain c_common_identifier.
2055 (C_RID_CODE): Delete.
2056 * cpphash.c: Rewrite to use hashtable.c.
2057 * cpphash.h: Update include guards.
2058 (struct cpp_reader): Remove hashtab.
2059 hash_ob and buffer_ob are no longer pointers. Add hash_table
2061 (HASHSTEP, _cpp_init_hashtable, _cpp_lookup_with_hash): Delete.
2062 (_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
2063 (_cpp_cleanup_stacks): Rename _cpp_init_directives.
2064 * cppinit.c (cpp_create_reader): Update.
2065 * cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
2066 (cpp_interpret_charconst): Eliminate warning.
2067 * cpplib.c (do_pragma, do_endif, push_conditional,
2068 cpp_push_buffer, cpp_pop_buffer): Update.
2069 (_cpp_init_stacks): Rename cpp_init_directives.
2070 (_cpp_cleanup_stacks): Remove.
2071 * cpplib.h: Update include guards. Include tree-core.h and c-rid.h.
2072 (cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
2073 cpp_forall_identifiers, cpp_create_reader): Update.
2074 (C_RID_CODE, cpp_make_node): New.
2075 (c_common_identifier): New identifier node for C front ends.
2076 * cppmain.c (main): Update.
2077 * fix-header.c (read_scan_file): Update.
2078 * flags.h (id_clash_len): Make unsigned.
2079 * ggc.h (ggc_mark_nonnull_tree): New.
2082 * stringpool.c: Update comments and copyright. Update to use
2084 * toplev.c (approx_sqrt): Move to hashtable.c.
2085 (id_clash_len): Make unsigned.
2086 * toplev.h (ident_hash): New.
2087 * tree.c (gcc_obstack_init): Move to hashtable.c.
2088 * tree.h: Include hashtable.h.
2089 (IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
2090 (GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
2091 (struct tree_identifier): Update.
2092 (make_identifier): New.
2094 * cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
2095 (C_RID_CODE): Remove.
2096 * lex.c (cxx_init_options): Call set_identifier_size. Update.
2097 (init_parse): Don't do it here.
2099 * objc-act.c (objc_init_options): Call set_identifier_size. Update.
2101 Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
2103 * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
2105 (expand_eh_return): Convert between word_mode and Pmode.
2106 * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
2108 (execute_stack_op): Likewise.
2109 (execute_cfa_program): Likewise.
2110 (uw_frame_state_for): Likewise.
2111 (uw_update_context_1): Likewise.
2112 * unwind.inc (_Unwind_Reason_Code): Likewise.
2113 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
2114 (EH_RETURN_STACKADJ_RTX): Likewise.
2115 * config/mips/mips.c (compute_frame_size): Make space for saving
2116 EH return registers.
2117 (mips_expand_epilogue): Handle EH stack adjustments.
2118 * config/mips/mips.md (eh_return): New pattern.
2119 (eh_set_lr_si): Likewise.
2120 (eh_set_lr_di): Likewise.
2121 Add splitter to perform EH return after reload.
2123 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2125 * jump.c (mark_jump_label): Tidy previous change.
2127 2001-05-19 Bruce Korb <bkorb@gnu.org>
2129 * fixinc/genfixes: no need for two warnings
2130 * fixinc/Makefile.in: open stdin for those building with a closed one.
2132 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2134 * jump.c (jump_optimize_1): Tidy.
2135 (mark_jump_label): When changing the label in a LABEL_REF, change
2136 update any REG_EQUAL notes as well.
2138 2001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
2140 * c-parse.in (parm_declarator): Split into
2141 parm_declarator_starttypename and parm_declarator_nostarttypename.
2142 (parm_declarator_starttypename, parm_declarator_nostarttypename):
2143 New. Allow parenthesised sub-declarators which don't begin with a
2144 TYPENAME. Fixes PR c/166.
2146 2001-05-19 Mark Mitchell <mark@codesourcery.com>
2148 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
2150 * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
2152 * toplev.c (main): If the target does not allow profiling without
2153 a frame pointer, issue an error message.
2154 * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
2157 Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2159 * recog.c (general_operand): Modify last change to allow it if reload
2162 Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2164 * recog.c (general_operand): Prohibit nonzero subreg bytes on
2165 subregs containing mem.
2167 Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
2169 * regrename.c (regrename_optimize): frame pointer register can
2172 2001-05-18 Jason Merrill <jason_merrill@redhat.com>
2174 * README.DWARF: Move into dwarfout.c.
2176 2001-05-18 Dale Johannesen <dalej@apple.com>
2178 * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
2179 specific misuse of r0 as a reload address.
2181 Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
2183 * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
2186 Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2188 * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
2189 (add_to_sequence): Make that decision type.
2190 (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
2191 (write_switch, write_cond, debug_decision_2): Likewise.
2193 * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
2195 (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
2198 2001-05-18 Stan Shebs <shebs@apple.com>
2200 * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
2201 * configure: Regenerate.
2203 2001-05-18 Per Bothner <per@bothner.com>
2205 Changes needed for java/jvspec.c
2206 * gcc.h (n_infiles, outfiles): Add declarations.
2207 * gcc.c (n_infiles, outfiles): Mske no longer static.
2209 Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
2211 * config/pa/som.h (EXCEPTION_SECTION): Define.
2213 2001-05-18 Daniel Berlin <dan@cgsoftware.com>
2215 * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
2217 Add have_location_lists, a variable to determine whether we need a
2218 .debug_loc section or not.
2219 (enum dw_val_class): Add dw_val_class_loc_list.
2220 (dw_val_struct): Add val_loc_list.
2221 (dw_loc_list_struct): New structure, represents location lists.
2222 (new_loc_list): New function, return a new location list, given
2223 the range and location expression.
2224 (add_loc_descr_to_loc_list): New function, add a location
2225 expression to a location list, given the expression and range.
2226 (output_loc_list): New function, output a location list.
2227 (gen_internal_sym): Modified to take symbol prefix, so we can
2228 reuse it for location list symbols.
2229 (add_AT_loc_list): New function, add a location list to a DIE at
2230 the named attribute.
2231 (AT_loc_list): New function, return the location list reference
2232 for a given attribute, if it's a location list.
2233 (print_die): Handle dw_val_class_loc_list.
2234 (size_of_die): Ditto.
2235 (value_format): Ditto.
2236 (output_die): Ditto.
2237 (output_location_lists): New function, output all of the location
2238 lists for a DIE and it's children.
2239 (dwarf2out_finish): Call output_location_lists if we have location
2243 Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2245 * gcse.c (try_replace_reg): First try global replace, later try to
2246 simplify the expression.
2248 * gcse.c (find_used_regs): Change calling convention; work via
2250 (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
2252 2001-05-18 Bernd Schmidt <bernds@redhat.com>
2255 2001-02-09 Nick Clifton <nickc@redhat.com>
2256 * config/arm/arm.md: Change output constraint on post inc
2257 load/store multiple patterns to be a read/write constraint.
2259 2001-05-18 Mark Mitchell <mark@codesourcery.com>
2261 * basic-block.h (struct basic_block_def): Add documentation about
2262 what a basic block is, and what the various fields are used for.
2263 * flow.c (calculate_globlal_regs_live): Add documentation about
2264 how the algorithm works, and how we know that it will terminate.
2265 Check that the the inductive assumption that guarantees
2266 termination actually holds.
2267 (mark_used_regs): Treat conditionally set registers as used.
2268 (debug_regset): Add comment.
2269 * rtl.texi (cond_exec): Add documentation.
2271 * function.c (expand_function_start): Avoid creating BLKmode
2274 2001-05-17 Mark Mitchell <mark@codesourcery.com>
2276 * dwarf2out.c (output_comp_unit): Always output a compilation-unit
2277 DIE, even if it has no children.
2278 (dwarf2out_finish): Always output the line-number table, even if
2281 2001-05-18 David Edelsohn <edelsohn@gnu.org>
2283 * rs6000.md (movsfcc,movdfcc): Remove NE case.
2285 2001-05-17 Bruce Korb <bkorb@gnu.org>
2287 * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
2288 * fixinc/genfixes: emit a warning if AutoGen is out of date
2290 2001-05-17 Brendan Conoboy <blc@cygnus.com>
2291 Bruce Korb <bkorb@gnu.org>
2293 * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
2294 found in fixinc directory. Facilitates binary distributions.
2296 2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
2298 * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
2301 Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
2303 * dwarf2out.c (modified_type_die): Equate qualified type to die.
2305 Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
2307 * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
2308 (simplify_subreg): Handle complex types represented as CONCAT.
2310 * recog.c (validate_replace_rtx_1): Properly canonicalize expression
2311 * rtl.h (swap_commutative_operands_p): Declare.
2312 * rtlanal.c (swap_commutative_operands_p): New.
2313 (operand_preference): New static function.
2315 * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
2316 (gen_binary): Likewise.
2317 * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
2318 * simplify-rtx.c (simplify_gen_binary,
2319 simplify_gen_relational): Likewise.
2321 Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
2323 * cse.c (fold_rtx): Use simplify_subreg.
2325 * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
2326 (simplify_gen_subreg): New.
2327 (simplify_rtx): Use simplify_subreg.
2328 * rtl.h (simplify_gen_subreg): Declare.
2330 2001-05-17 Mark Mitchell <mark@codesourcery.com>
2332 * doc/install.texi: Update Solaris information.
2334 * except.h (protect_cleanup_actions): Remove it.
2335 (lang_protect_cleanup_actions): Declare it.
2336 * except.c (protect_cleanup_actions): Remove it.
2337 (lang_protect_cleanup_actions): New variable.
2338 (init_eh): Don't make protect_cleanup_actions a GC root.
2339 (expand_eh_region_and_cleanup): Call
2340 lang_protect_cleanup_actions.
2341 (output_function_exception_table): Remove unused `align'
2343 * varasm.c (assemble_external): Abort if we have not yet
2344 opened the assembly output file.
2346 Thu May 17 11:54:50 2001 Jeffrey A Law (law@cygnus.com)
2348 * except.c (sjlj_emit_function_enter): Call assemble_external_libcall
2349 for eh_personality_libfunc.
2351 Thu May 17 19:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
2353 * recog.c (validate_replace_rtx_1): Use "TO" mode if not VOIDmode
2354 when calling simplify_subreg. This is needed to allow replacing
2355 of expression of one mode by expression of different mode.
2357 Thu May 17 19:40:03 CEST 2001 Jan Hubicka <jh@suse.cz>
2359 * simplify-rtx.c (simplify_subreg): Avoid creating of incorrect subregs.
2361 2001-05-17 Bernd Schmidt <bernds@redhat.com>
2363 * expr.c (protect_from_queue): Protect against subsequent calls to
2365 (expand_expr, case ADDR_EXPR): Prevent protect_from_queue from being
2368 Thu May 17 18:17:34 CEST 2001 Jan Hubicka <jh@suse.cz>
2370 * simplify_rtx.c (simplify_subreg): Fix simplification of nested subregs.
2372 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2374 * gccbug.in (CATEGORIES): Add "bootstrap".
2376 Thu May 17 16:59:41 CEST 2001 Jan Hubicka <jh@suse.cz>
2378 * simplify-rtx.c (simplify_subreg): Break out from ...
2379 * combine.c (combine_splify_rtx) ... here and ...
2380 * recog.c (validate_replace_rtx_1): ... here;
2381 * rtl.h (subreg_lowpart_parts_p, simplify_subreg): Declare.
2382 * emit-rtl.c (subreg_lowpart_parts_p): Break out from ...
2383 (subreg_lowpart_p): ... here.
2385 2001-05-17 Bernd Schmidt <bernds@redhat.com>
2387 * stmt.c (expand_asm_operands): For inout operands, make sure
2388 the substitution of '=' for '+' makes it into the rtl.
2390 * reload1.c (delete_output_reload): Call eliminate_regs on substed.
2391 (reload_as_needed): Call update_eliminable_offsets a bit later.
2393 2001-05-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2395 * gcc.texi (gccbug): Refer to the web pages for detailed information
2398 2001-05-16 Zack Weinberg <zackw@stanford.edu>
2400 * libgcc1-test.c, libgcc1.c, config/i386/perform.h: Delete file.
2402 * Makefile.in: Delete variables: OLDCC, CCLIBFLAGS, OLDAR,
2403 OLDAR_FLAGS, LIBGCC1, LIBGCC1_TEST, CROSS_LIBGCC1,
2404 LIB1FUNCS, and LIB1FUNCS_EXTRA. Delete rules: libgcc1-test,
2405 libgcc1-test.o. Clarify commentary now that libgcc1 no longer exists.
2406 * cross-make: Don't set LIBGCC1.
2407 * mklibgcc.in: Delete all code for building from libgcc1.c.
2408 Always honor LIB1ASMFUNCS if set.
2410 * crtstuff.c, floatlib.c, longlong.h, config/fp-bit.c,
2411 config/arc/lib1funcs.asm, config/arm/lib1funcs.asm,
2412 config/d30v/libgcc1.asm, config/fr30/lib1funcs.asm,
2413 config/h8300/lib1funcs.asm, config/i386/cygwin.asm,
2414 config/i386/uwin.asm, config/m68hc11/larith.asm,
2415 config/m68k/lb1sf68.asm, config/mcore/lib1.asm,
2416 config/mn10200/lib1funcs.asm, config/sh/lib1funcs.asm,
2417 config/sparc/lb1spc.asm, config/sparc/lb1spl.asm,
2418 config/v850/lib1funcs.asm, config/c4x/libgcc.S:
2419 Delete or update references to libgcc1 in commentary.
2421 * config/t-libc-ok, config/t-linux, config/t-linux-aout,
2422 config/t-netbsd, config/a29k/t-a29kbare, config/a29k/t-vx29k,
2423 config/alpha/t-interix, config/alpha/t-osf, config/alpha/t-vms,
2424 config/arc/t-arc, config/arm/t-arm-aout, config/arm/t-arm-coff,
2425 config/arm/t-arm-elf, config/arm/t-linux, config/arm/t-pe,
2426 config/arm/t-semi, config/arm/t-strongarm-coff,
2427 config/arm/t-strongarm-elf, config/arm/t-strongarm-pe,
2428 config/arm/t-xscale-coff, config/arm/t-xscale-elf, config/avr/t-avr,
2429 config/c4x/t-c4x, config/d30v/t-d30v, config/fr30/t-fr30,
2430 config/h8300/t-h8300, config/i386/t-beos, config/i386/t-cygwin,
2431 config/i386/t-i386elf, config/i386/t-interix, config/i386/t-netware,
2432 config/i386/t-next, config/i386/t-rtems-i386, config/i386/t-sol2,
2433 config/i960/t-960bare, config/i960/t-vxworks960, config/ia64/t-ia64,
2434 config/m32r/t-m32r, config/m68hc11/t-m68hc11-gas, config/m68k/t-lynx,
2435 config/m68k/t-m68kbare, config/m68k/t-m68kelf,
2436 config/m68k/t-mot3300-gald, config/m68k/t-mot3300-gas,
2437 config/m68k/t-next, config/m68k/t-vxworks68, config/m88k/t-bug,
2438 config/m88k/t-dgux, config/m88k/t-dgux-gas, config/m88k/t-dguxbcs,
2439 config/m88k/t-luna, config/m88k/t-luna-gas, config/m88k/t-m88k,
2440 config/m88k/t-m88k-gas, config/m88k/t-sysv4, config/mcore/t-mcore,
2441 config/mcore/t-mcore-pe, config/mips/t-bsd, config/mips/t-bsd-gas,
2442 config/mips/t-cross64, config/mips/t-ecoff, config/mips/t-elf,
2443 config/mips/t-iris6, config/mips/t-r3900, config/mips/t-svr3,
2444 config/mips/t-svr3-gas, config/mips/t-svr4, config/mips/t-svr4-gas,
2445 config/mips/t-ultrix, config/mn10200/t-mn10200,
2446 config/mn10300/t-mn10300, config/pa/t-linux, config/pa/t-linux64,
2447 config/pa/t-pa, config/pa/t-pa64, config/pa/t-pro,
2448 config/pdp11/t-pdp11, config/pj/t-pj, config/rs6000/t-aix43,
2449 config/rs6000/t-beos, config/rs6000/t-darwin, config/rs6000/t-newas,
2450 config/rs6000/t-ppccomm, config/rs6000/t-rs6000, config/sh/t-linux,
2451 config/sh/t-sh, config/sparc/t-chorus-elf, config/sparc/t-elf,
2452 config/sparc/t-sol2, config/sparc/t-sp86x, config/sparc/t-sparcbare,
2453 config/sparc/t-sparclite, config/sparc/t-splet,
2454 config/sparc/t-sunos41, config/sparc/t-vxsparc,
2455 config/sparc/t-vxsparc64, config/v850/t-v850:
2456 Don't set any of LIBGCC1, CROSS_LIBGCC1, or LIBGCC1_TEST.
2458 * config/alpha/alpha.h, config/i386/i386.h, config/i860/i860.h:
2459 Don't set FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, INTIFY, or FLOATIFY.
2460 * config/d30v/d30v.h: Don't mention LIBGCC_NEEDS_DOUBLE,
2461 FLOAT_VALUE_TYPE, FLOAT_ARG_TYPE, FLOATIFY, INTIFY,
2462 nongcc_SI_type, nongcc_word_type, or perform_*
2463 * config/i860/fx2800: Don't define perform_umodsi3 or perform_modsi3.
2465 * config/i386/386bsd.h, config/i386/beos-elf.h,
2466 config/i386/linux-aout.h, config/i386/linux-oldld.h,
2467 config/i386/linux.h, config/i386/mach.h, config/i386/netbsd.h,
2468 config/i386/openbsd.h, config/i386/osfrose.h, config/i386/rtemself.h:
2469 Don't include i386/perform.h.
2471 * config/a29k/t-a29k, config/arm/t-semiaof, config/i370/t-i370,
2472 config/i370/t-linux, config/i370/t-mvs, config/i370/t-oe,
2473 config/i386/t-djgpp, config/i386/t-i386bare, config/i386/t-vsta,
2474 config/ia64/t-hpux, config/mips/t-mips, config/mips/t-mips-gas,
2475 config/mips/t-osfrose, config/sparc/t-sp64, config/sparc/t-sunos40,
2476 config/vax/t-openbsd, config/vax/t-vax: Delete.
2478 * config.gcc: Remove references to deleted files.
2479 (arm-semi-aof): Use arm/t-semi for tmake_file.
2481 * gcc.texi, install.texi, invoke.texi, tm.texi:
2482 Delete or rewrite text which is no longer relevant now that
2483 libgcc1 no longer exists.
2485 * config/t-openbsd, config/alpha/t-interix, config/i386/t-interix:
2486 No need to set INSTALL_ASSERT_H. (Missed in previous sweep.)
2488 2001-05-16 Wolfgang Bangerth <wolfgang.bangerth@iwr.uni-heidelberg.de>
2489 Bruce Korb <bkorb@gnu.org>
2491 * fixinc/inclhack.def(solaris27_mutex_init): Fix broken mutex
2494 2001-05-16 Zack Weinberg <zackw@stanford.edu>
2496 * i386.md: Add two peepholes to clean up code generated by
2499 2001-05-16 Richard Henderson <rth@redhat.com>
2501 * dwarf2asm.c (eh_data_format_name): Add names for "pointer size"
2502 variants of non-absolute encodings.
2504 * config/i386/i386.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2506 * libgcc-std.ver (_Unwind_Find_FDE, __register_frame_info_bases,
2507 __register_frame_info_table_bases): Export.
2509 2001-05-16 Richard Henderson <rth@redhat.com>
2511 * except.c (eh_data_format_name): Move to ...
2512 * dwarf2asm.c: ... here. Use designated initializers if available.
2513 (dw2_asm_output_encoded_addr_rtx): Accept varargs commentary.
2514 * dwarf2asm.h: Update declarations.
2515 * dwarf2out.c (output_cfi) [DW_CFA_set_loc]: If for_eh, mind
2516 ASM_PREFERRED_EH_DATA_FORMAT.
2517 (output_call_frame_info): Likewise. Use 'L' augmentation for
2520 * unwind-dw2-fde.h (struct fde_vector): New.
2521 (struct old_object): Rename from struct object.
2522 (struct object): New.
2523 (__register_frame_info_bases): Declare.
2524 (__register_frame_info_table_bases): Declare.
2525 (struct dwarf_fde): Remove explicit pc_begin/pc_range members.
2526 * unwind-dw2-fde.c (objects): Remove.
2527 (unseen_objects, seen_objects): New.
2528 (__register_frame_info_bases): New.
2529 (__register_frame_info): Use it.
2530 (__register_frame_info_table_bases): New.
2531 (__register_frame_info_table): Use it.
2532 (__deregister_frame_info): Rewrite for changed object struct.
2533 (base_from_object, get_cie_encoding, get_fde_encoding): New.
2534 (fde_unencoded_compare): Rename from fde_compare; uninline.
2535 (fde_single_encoding_compare, fde_mixed_encoding_compare): New.
2536 (start_fde_sort): Adjust for new definition of fde_vector.
2537 (fde_insert): Likewise.
2538 (end_fde_sort): Likewise. Select comparison function based
2539 on properties of the object.
2540 (fde_split): Take object and fde_compare_t arguments.
2541 (frame_heapsort, fde_merge): Likewise.
2542 (classify_object_over_fdes): Rename from count_fdes. Handle
2543 encoded pointers. Collect encoding, mixed_encoding, and pc_begin
2545 (add_fdes): Handle encoded pointers.
2546 (init_object): Rename from frame_init. Update for new struct object.
2547 (linear_search_fdes): Rename from search_fdes. Handle encoded
2549 (binary_search_unencoded_fdes): Broken out from _Unwind_Find_FDE.
2550 (binary_search_single_encoding_fdes): New.
2551 (binary_search_mixed_encoding_fdes): New.
2552 (search_object): New.
2553 (_Unwind_Find_FDE): Update for new struct object. Fill in
2555 * unwind-dw2.c: Include unwind-pe.h. Constify all pointers
2556 iterating over EH data.
2557 (_Unwind_FrameState): Remove saw_lsda, addr_encoding. Add
2558 fde_encoding, lsda_encoding.
2559 (read_uleb128, read_sleb128): Remove.
2560 (read_encoded_pointer): Remove. All callers use read_encoded_value.
2561 (extract_cie_info): Set lsda_encoding from 'L' augmentation.
2562 (uw_frame_state_for): Don't set bases.func. Handle encoded fde
2564 * unwind-pe.h: Add "struct" to _Unwind_Context references.
2566 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2568 * cppexp.c (lex): Use NODE_NAME and NODE_LEN.
2569 * cpphash.c (_cpp_lookup_with_hash): Similarly.
2570 * cpplex.c (cpp_ideq, parse_identifier, cpp_token_len,
2571 cpp_spell_token, cpp_output_token): Similarly.
2572 * cpplib.c (lex_macro_node, do_undef, do_pragma,
2573 do_pragma_poison, parse_assertion, do_assert): Similarly.
2574 * cppmacro.c (builtin_macro, parse_args, funlike_invocation_p,
2575 save_parameter, _cpp_create_definition, check_trad_stringification,
2576 cpp_macro_definition): Similarly.
2577 * cppmain.c (cb_define, cb_undef, dump_macro): Similarly.
2578 * c-lex.c (cb_undef, c_lex): Similarly.
2579 * fix-header.c (recognized_function): Similarly.
2580 * cpplib.h (NODE_LEN, NODE_NAME): New.
2581 (cpp_hashnode): Rename length len.
2583 Wed May 16 13:41:10 2001 Jeffrey A Law (law@cygnus.com)
2585 * pa32-regs.h (HARD_REGNO_MODE_OK): Allow TI/TFmode values in
2588 2001-05-16 Andreas Jaeger <aj@suse.de>
2590 * Makefile.in (toplev.o): Add dependency on dwarf2asm.h.
2592 * toplev.c: Include dwarf2asm.h for prototype of
2593 dw2_output_indirect_constants.
2595 Wed May 16 19:53:53 CEST 2001 Jan Hubicka <jh@suse.cz>
2597 * stmt.c (expand_asm_operands): Be able to offload addressof
2598 expression to memory. (PR optimization/185)
2600 Wed May 16 18:53:23 CEST 2001 Jan Hubicka <jh@suse.cz>
2602 * combine.c (combine_simplify_rtx): Set op0_mode to VOIDmode after
2603 applying distributive law.
2605 2001-05-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
2607 * pa-hpux10.h (THREAD_MODEL_SPEC): Define.
2609 * gthr-dce.h (UNUSED): Attribute unused macro.
2610 (__gthread_key_dtor): Make arguments UNUSED.
2611 (__gthread_key_delete): Revise for compatibility with DRAFT4
2614 2001-05-16 David Edelsohn <edelsohn@gnu.org>
2616 * doc/install.texi: Update AIX information.
2617 * README.RS6000: Remove obsolete file.
2619 2001-05-16 Jakub Jelinek <jakub@redhat.com>
2620 Nathan Sidwell <nathan@codesourcery.com>
2622 * gcc.c (give_switch): Don't write before start of string.
2623 Always append suffix.
2625 2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
2627 * cpplex.c (_cpp_lex_token, '/' case): Comments can't appear
2630 2001-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2632 * README.ALTOS: Remove obsolete file.
2634 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
2636 * c-lex.h (save_and_forget_protocol_qualifiers,
2637 forget_protocol_qualifiers, remember_protocol_qualifiers):
2638 Remove deleted functions' prototypes.
2640 2001-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
2642 * c-parse.in (methodtype): New production.
2643 (methoddef, methodproto): Collapse separate '-' and '+'
2646 2001-05-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2648 * c-common.h (RID_FIRST_PQ): New.
2649 * c-parse.in (objc_pq_context): New.
2650 (objc parser): Set objc_pq_context rather than calling
2651 remember_protocol_qualifiers and forget_protocol_qualifiers.
2652 Don't call save_and_forget_protocol_qualifiers.
2653 (yylexname): Handle objc protocol qualifiers here.
2654 * stringpool.c (struct str_header): Replace with sp_hashnode.
2655 (SP_EMPTY, SP_LEN, SP_TREE, SP_STR, SP_VALID): New.
2656 (alloc_string): Rename alloc_ident. Use the SP_ accessors.
2657 Allocate an IDENTIFIER_NODE for each identifier.
2658 (FORALL_STRINGS, set_identifier): Delete.
2659 (FORALL_IDS, expand_string_table, stringpool_statistics): Update.
2660 (ggc_alloc_string): Use an obstack.
2661 (get_identifier, maybe_get_identifier, mark_string_hash): Update.
2662 * tree.h: Update comments.
2663 (set_identifier): Delete.
2664 * objc/objc-act.c (N_PQ, saved_pq, saved_not_pq,
2665 save_and_forget_protocol_qualifiers, forget_protocol_qualifiers,
2666 remember_protocol_qualifiers): Delete.
2668 Tue May 15 22:14:09 2001 Jeffrey A Law (law@cygnus.com)
2670 * flow.c (life_analysis): After life analysis is complete, do
2671 an optional scan over insns looking for REG_LABEL notes that
2672 reference a deleted label.
2673 (propagate_block_delete_insn): Verify INOTE is a CODE_LABEL
2674 before peeking at LABEL_NUSES.
2676 2001-05-15 Richard Henderson <rth@redhat.com>
2678 * unwind-sjlj.c (_Unwind_GetDataRelBase): New.
2679 (_Unwind_GetTextRelBase): New.
2681 2001-05-15 Mark Mitchell <mark@codesourcery.com>
2683 * config/sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
2685 2001-05-15 Geoffrey Keating <geoffk@redhat.com>
2687 * objc/objc-act.c (handle_class_ref): Use rest_of_decl_compilation
2688 so that CHOOSE_SECTION gets used.
2690 * config/rs6000/sysv4.h (ASM_PREFERRED_EH_DATA_FORMAT): Treat
2691 TARGET_RELOCATABLE like flag_pic for now.
2693 2001-05-15 David Edelsohn <edelsohn@gnu.org>
2695 * rs6000.md (movdi splitter): Sign extend more efficiently.
2696 * rs6000.c (reg_or_arith_cint_operand): Redefine 64-bit constant
2697 to "long long" valid on 32-bit and 64-bit hosts.
2698 (logical_operand): Cast trunc_int_for_mode return value.
2699 (rs6000_emit_move): Shift macro to encapsulate variable.
2700 (rs6000_va_start): Use HOST_WIDE_INT_PRINT_DEC.
2701 (rs6000_emit_{prologue,epilogue}): EH regno is unsigned but
2702 plus_constant requires signed argument.
2704 2001-05-15 Loren J. Rittle <ljrittle@acm.org>
2706 * gthr-posix.h: Make additional pthread-* functions weak.
2708 Tue May 15 13:51:32 CEST 2001 Jan Hubicka <jh@suse.cz>
2710 * recog.c (apply_change_group): Avoid unneeded validating.
2712 2001-05-14 David Edelsohn <edelsohn@gnu.org>
2714 * rs6000.c (num_insns_constant_wide): Constants are sign-extended.
2715 (num_insns_constant): CONST_INT can be 64-bits.
2717 2001-05-14 Stan Shebs <shebs@apple.com>
2719 * config/darwin.h (LIB_SPEC): Just use -lSystem.
2720 (LIBGCC_SPEC): Don't define.
2722 2001-05-14 Richard Henderson <rth@redhat.com>
2724 * configure.in (gcc_cv_as_eh_frame): New test.
2725 * config.in, configure: Rebuild.
2726 * gcc.c (init_spec): Honor USE_AS_TRADITIONAL_FORMAT.
2728 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
2730 * config/ia64/lib1funcs.asm (__divtf3): Fix incorrect bits in
2731 extended precision divide.
2733 2001-05-14 Andrew MacLeod <amacleod@redhat.com>
2735 * config/ia64/ia64.c (rtx_needs_barrier): Call rtx_needs_barrier
2736 for RETURNS as well.
2738 Mon May 14 17:34:48 CEST 2001 Jan Hubicka <jh@suse.cz>
2740 * i386.h (TARGET_64BIT): Define to constant if !TARGET_BI_ARCH
2741 (CPP_CPU??_SIZE_TYPE): New.
2742 (CPP_CPU??_SPEC, CPP_CPUCOMMON_SPEC): Break out from...
2743 (CPP_CPU_SPEC): ... here; support choosing of CPU.
2744 (EXTRA_SPECS): Add cpp_cpu??, cpp_cpu??sizet, cpp_cpucommon.
2745 (MAX_LONG_TYPE_SIZE, MAX_BITS_PER_WORD): Define to 32 for 32bit-only
2747 * i386.c (override_options): Add sorry about not suported modes.
2749 Mon May 14 08:56:47 2001 Jeffrey A Law (law@cygnus.com)
2751 * config/pa/som.h (NM_FLAGS): Remove.
2752 (ASM_OUTPUT_FUNCTION_PREFIX): No longer truncate subspace names.
2753 (ASM_OUTPUT_SECTION_NAME): Remove.
2754 (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Likewise.
2756 2001-05-14 Mark Mitchell <mark@codesourcery.com>
2758 * regrename.c (regrename_optimize): Do not rename registers to
2761 2001-05-14 Alexandre Oliva <aoliva@redhat.com>
2763 * rtl.texi (CALL_INSN_FUNCTION_USAGE): Note that (and when) it may
2764 contain MEMs. Remove useless distinction about clobbering
2767 2001-05-13 Geoff Keating <geoffk@redhat.com>
2769 * config/rs6000/rs6000.h (EXCEPTION_SECTION): Move to...
2770 * config/rs6000/aix.h (EXCEPTION_SECTION): ... here.
2771 * config/rs6000/sysv4.h (CONST_SECTION_ASM_OP): Delete.
2772 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2773 (EXCEPTION_SECTION): Define.
2775 2001-05-13 Zack Weinberg <zackw@stanford.edu>
2777 * libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
2778 binary backward compat only.
2779 * Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
2780 in LIB2FUNCS. Pass it to mklibgcc.
2781 * mklibgcc.in: Handle LIB2FUNCS_ST.
2783 * Makefile.in (installdirs): Don't create $(gcc_tooldir).
2785 2001-05-13 Alexandre Oliva <aoliva@redhat.com>
2787 * tm.texi (THREAD_MODEL_SPEC): Document it.
2788 * gcc.c (main): Use it.
2789 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Define it.
2790 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Likewise.
2792 2001-05-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2794 * rtl.h (SYMBOL_REF_WEAK): New macro.
2795 * rtlanal.h (rtx_addr_can_trap): Use it, a weak SYMBOL_REF can trap.
2796 * varasm.c (make_decl_rtl): Mark SYMBOL_REF weak if necessary.
2797 * rtl.texi (SYMBOL_REF_WEAK): Document it.
2798 * gcc.texi: Remove wrong description.
2800 2001-05-13 Mark Mitchell <mark@codesourcery.com>
2802 * Makefile.in (STAMP): New macro.
2803 Replace all uses of `touch' with $(STAMP).
2804 * fixinc/Makefile.in: Likewise.
2806 Sun May 13 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2808 * configure.in: ldopen is never in -lexc, so don't test for it.
2809 Add test for exc_resume in -lexc for Ada.
2810 * configure: Regenerated.
2812 2001-05-12 Richard Henderson <rth@redhat.com>
2814 * dwarf2asm.c (size_of_encoded_value): New function.
2815 * dwarf2asm.h: Declare it.
2816 * except.c (output_function_exception_table): Align the TType
2817 array only as wide as the encoding.
2819 2001-05-12 Zack Weinberg <zackw@stanford.edu>
2821 * extend.texi: Document #pragma GCC java_exceptions.
2823 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2825 * c-parse.in (bison parser, init_reswords): Remove uses of
2827 * c-tree.h (doing_objc_thang): Remove.
2829 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
2831 * cpplex.c (_cpp_lex_token): Ensure we warn at most once
2832 about files not ending in newlines.
2834 2001-05-12 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2836 * dwarfout.c (dwarfout_init): Add cast.
2837 * sched-deps.c (sched_analyze_insn): Remove unused vars.
2838 * unwind-dw2-fde.c (_Unwind_Find_FDE): Flag unused parameter so.
2840 * method.c (build_mangled_C99_name): Remove unused prototype.
2842 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
2844 * config/arm/arm.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Use delta.
2846 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
2848 * defaults.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
2849 * tm.texi (TARGET_PRTMEMFUNC_VBIT_LOCATION): Document.
2851 2001-05-11 Richard Henderson <rth@redhat.com>
2853 * defaults.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2854 * dwarf2asm.c (dw2_force_const_mem, dw2_output_indirect_constant_1,
2855 dw2_output_indirect_constants, dw2_asm_output_encoded_addr_rtx): New.
2856 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): Prototype.
2857 (dw2_output_indirect_constants): Prototype.
2858 * dwarf2out.c (dwarf2out_begin_prologue): Generate
2859 current_function_func_begin_label if we'll need it for EH. Exit
2860 early for IA64_UNWIND_INFO.
2861 * except.c: Get DW_EH_PE_* defines from dwarf2.h.
2862 (eh_data_format_name): Update for indirect references.
2863 (output_function_exception_table): Care for IA64_UNWIND_INFO.
2864 Handle ASM_PREFERRED_EH_DATA_FORMAT.
2865 * except.h (MUST_USE_SJLJ_EXCEPTIONS): IA64_UNWIND_INFO needn't
2866 define HAVE_eh_return etc.
2867 * final.c (final_start_function): Always call dwarf2out_begin_prologue.
2868 (final_end_function): Don't call output_function_exception_table.
2869 * toplev.c (compile_file): Call dw2_output_indirect_constants.
2870 (rest_of_compilation): Invoke output_function_exception_table
2871 for ia64 before assemble_end_function.
2872 * tm.texi (ASM_PREFERRED_EH_DATA_FORMAT): Document.
2873 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Document.
2875 * unwind-dw2.c (_Unwind_GetTextRelBase, _Unwind_GetDataRelBase): New.
2876 * unwind.h: Declare them.
2877 * libgcc-std.ver: Export them.
2878 * unwind-pe.h: New file.
2880 * config/alpha/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
2882 * config/ia64/fde-glibc.c: Use "struct unw_table_entry"
2884 (find_fde_for_dso): Extract DT_PLTGOT.
2885 (_Unwind_FindTableEntry): Rename from __ia64_find_fde; return
2886 the segment and gp as well.
2887 * config/ia64/frame-ia64.c: Remove file.
2888 * config/ia64/frame-ia64.h: Remove file.
2889 * config/ia64/unwind-ia64.c: New file.
2890 * config/ia64/unwind-ia64.h: New file.
2891 * config/ia64/ia64.h (ASM_OUTPUT_EH_CHAR): Remove.
2892 (ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT): Remove.
2893 (ASM_OUTPUT_EH_DOUBLE_INT): Remove.
2894 (ASM_PREFERRED_EH_DATA_FORMAT): New.
2895 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
2896 (IA64_UNWIND_INFO): Re-enable.
2897 (HANDLER_SECTION): Remove.
2898 (EH_RETURN_DATA_REGNO): New.
2899 * config/ia64/ia64.md (exception_receiver): Remove.
2900 * config/ia64/t-glibc (LIB2ADDEH): Re-enable.
2901 * config/ia64/t-ia64 (LIB2ADDEH): Re-enable.
2903 2001-05-11 Richard Henderson <rth@redhat.com>
2905 * config/ia64/ia64.c (group_barrier_needed_p): Don't allow
2906 calls and jumps to be bundled together.
2907 (ia64_reorg): Emit a break after a noreturn call that ends
2909 * config/ia64/ia64.md (break_f): New.
2911 2001-05-12 Neil Booth <neil@daikokuya.demon.co.uk>
2913 * c-lex.c (lex_charconst): Convert into a simple wrapper
2914 around cpp_interpret_charconst, to which most of the code
2916 * cppexp.c (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE,
2917 MAX_LONG_TYPE_SIZE, MAX_INT_TYPE_SIZE, MAX_CHAR_TYPE_MASK,
2918 MAX_WCHAR_TYPE_MASK, parse_escape, parse_charconst): Remove.
2919 (lex): Use cpp_interpret_charconst.
2920 * cpplex.c (parse_escape, read_ucs, cpp_interpret_charconst,
2921 hex_digit_value): New functions.
2922 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): New macros.
2923 * cpplib.h (cpp_interpret_charconst): New prototype.
2924 * Makefile.in: Update.
2926 2001-05-12 Dean Wakerley <dean@wakerley.com>
2928 * doc/install.texi: New file. Converted to texinfo from the HTML
2929 documentation in wwwdocs/htdocs/install.
2931 Fri May 11 15:50:13 2001 Jeffrey A Law (law@cygnus.com)
2933 * gcse.c (insert_insn_end_bb): Do not search for assignments to
2934 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
2936 * toplev.c (compile_file): Move comment for opening output
2937 file to just before the code that opens the output file.
2939 2001-05-11 Jakub Jelinek <jakub@redhat.com>
2941 * regmove.c (regmove_optimize): Suppress the optimization for
2942 unchanging destination register. Add comment above function.
2944 2001-05-11 Zack Weinberg <zackw@stanford.edu>
2946 * Makefile.in: Exterminate all references to assert.h.
2947 * cross-make: Likewise.
2949 * configure.in: Correct commentary.
2950 * configure: Regenerate.
2952 * libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
2955 * config/t-freebsd, config/t-linux, config/t-linux-aout,
2956 config/t-netbsd, config/t-rtems, config/x-linux,
2957 config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
2958 No need to override INSTALL_ASSERT_H.
2960 * fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
2961 fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
2962 fixinc/fixincl.sh: Don't install assert.h into objdir/include.
2964 2001-05-11 Graham Stott <grahams@redhat.com>
2966 * combine.c (simplify_comparison): Fix typo.
2968 2001-05-11 Mark Mitchell <mark@codesourcery.com>
2970 * loop.h (struct movables): Remove `num'.
2971 * loop.c (scan_loop): Don't set it. Use count_insns_in_loop.
2972 Adjust call to strength_reduce.
2973 (num_unmoved_movables): New function.
2974 (move_movables): Don't set movables->num.
2975 (strength_reduce): Compute the number of instructions in the loop
2976 here, rather than in the caller.
2977 (check_dbra_loop): Always clear reversible_mem_store if there
2978 are any memory sets.
2979 (loop_regs_scan): Don't count instructions here.
2980 (count_insn_in_loop): New function.
2982 2001-05-11 Mark Mitchell <mark@codesourcery.com>
2984 * optabs.c (emit_libcall_block): Don't mark calls as CONST_CALL_P.
2986 2001-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
2988 * c-common.c (finish_label_expr): New function, lifted from
2989 from cp/semantics.c.
2990 * c-common.h (finish_label_expr, lookup_label): New prototypes.
2991 * c-parse.in: Move 3 blocks of parser code into new functions.
2992 * c-typeck.c (simple_asm_stmt, c_cast_expr): New functions.
2993 * c-tree.h (simple_asm_stmt, c_cast_expr): New prototypes.
2994 (lookup_label): Remove.
2996 2001-05-11 Alexandre Oliva <aoliva@redhat.com>
2998 * config/mn10300/t-mn10300 (dp-bit.c, fp-bit.c): Don't define
2999 FLOAT_BIT_ORDER_MISMATCH.
3001 2001-05-10 David Edelsohn <edelsohn@gnu.org>
3003 * expr.c (emit_push_insn): Convert PUSH_ROUNDING argument to
3004 bytes. Reported by Kazu Hirata <kazu@hxi.com>.
3006 2001-05-10 David Edelsohn <edelsohn@gnu.org>
3008 * expr.c (emit_group_load): extract_bit_field requires a REG or
3011 Thu May 10 14:45:44 2001 Jeffrey A Law (law@cygnus.com)
3013 * cse.c (cse_insn): Mostly remove first hunk of code which collapsed
3014 a computed jump into an unconditional jump.
3015 In second hunk of code for collapsing computed and conditional jumps
3016 into unconditional jumps, reemit the jump in additional cases.
3018 * jump.c (jump_optimize_1): Do not wrap the new jump target
3019 inside a LABEL_REF; gen_jump will do that automatically.
3021 2001-05-10 Toon Moene <toon@moene.indiv.nluug.nl>
3023 * dwarf2out.c (mem_loc_descriptor): Do not pass constant pool
3024 contents for a SYMBOL_REF in case of floating point constants.
3026 2001-05-10 DJ Delorie <dj@redhat.com>
3028 * c-common.c (combine_strings): Widen strings in a
3029 host-endian-independent way.
3031 2001-05-10 Joseph S. Myers <jsm28@cam.ac.uk>
3033 * c-parse.in: Remove many shift/reduce conflicts. Update
3035 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
3036 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
3037 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
3038 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
3039 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
3040 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
3041 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
3042 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
3043 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
3044 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
3045 maybe_type_quals_setattrs, typespec_nonattr, typespec_attr,
3046 typespec_reserved_nonattr, typespec_reserved_attr,
3047 typespec_nonreserved_nonattr, maybe_setattrs, structsp_attr,
3048 structsp_nonattr, components_notype, component_notype_declarator,
3049 absdcl1_ea, absdcl1_noea, direct_absdcl1, absdcl_maybe_attribute,
3050 firstparm, setspecs_fp): New
3051 (typed_declspecs, reserved_declspecs, typed_typespecs,
3052 reserved_typespecquals, declmods, typespec, typespecqual_reserved,
3053 typed_declspecs_no_prefix_attr reserved_declspecs_no_prefix_attr
3054 declmods_no_prefix_attr, nonempty_type_quals, structsp,
3055 type_quals): Remove. Users updated.
3056 (initdecls, notype_initdecls, after_type_declarator,
3057 parm_declarator, notype_declarator, absdcl1, components, ivars):
3058 Don't allow attributes at the start of a declarator; include them
3059 in the production containing the declarator instead. Always
3060 require type specifiers before trying to redeclare a typedef name.
3061 (typename): Allow for attributes but warn that they are ignored.
3062 (parmlist, firstparm, setspecs_fp): Include attributes in
3063 parmlist; suck them off the parser stack in firstparm using
3066 Thu May 10 09:17:42 2001 Jeffrey A Law (law@cygnus.com)
3068 * ifcvt.c (merge_if_block): Use any_uncondjump_p, not simplejump_p
3069 to determine if a block has an unconditional jump at its end.
3071 * jump.c (jump_optimize_1): When converting a conditional jump
3072 to an unconditional jump, build the jump using gen_jump instead
3073 of just modify operands in-place.
3075 2001-05-09 Zack Weinberg <zackw@stanford.edu>
3077 * cppinit.c (cpp_post_options): Shut off macro expansion if
3079 * cpplib.c (_cpp_handle_directive): If -fpreprocessed, accept
3080 IN_I directives only if the # is in column 1 and the directive
3081 name begins in column 2.
3082 * cppmain.c (scan_buffer): Insert a space between # and an
3083 identifier, when that identifier is a directive name.
3085 * tradcpp.c (struct file_buf): Add a pointer to the next entry
3086 in the header search path.
3087 (enum node_type): Add T_INCLUDE_NEXT.
3088 (directive_table): Add entry for include_next.
3089 (do_include_next): New function.
3090 (process_include): New routine, broken out of do_include.
3091 (finclude): Insert 'nhd' argument, to be copied into
3092 next_header_dir of the new buffer.
3093 (main): Adjust to match.
3094 * gsyslimits.h, limity.h: Un-indent #include_next.
3096 2001-05-09 Joseph S. Myers <jsm28@cam.ac.uk>
3098 * objc.texi: Move from ../libobjc/objc-features.texi. Adjust for
3099 inclusion as a chapter of the GCC manual.
3100 * gcc.texi: Include objc.texi.
3101 * fdl.texi: Use @unnumberedsec for the addendum.
3102 * Makefile.in ($(srcdir)/gcc.info, gcc.dvi): Update dependencies.
3104 Wed May 9 16:01:41 CEST 2001 Jan Hubicka <jh@suse.cz>
3106 * i386.md (DImode move splitters): Use !MMX and !SSE for the condition.
3108 Wed May 9 10:40:25 2001 Alexandre Oliva <aoliva@redhat.com>
3110 * regclass.c (scan_one_insn): Update REG_N_REFS when optimizing
3111 handling of two-address insns.
3113 Wed May 9 10:36:18 2001 Alexandre Oliva <aoliva@redhat.com>
3115 * Makefile.in (NM_FOR_TARGET): Look for ./nm, then
3116 ../binutils/nm-new instead of ../binutils/nm.
3118 Wed May 9 12:15:46 CEST 2001 Jan Hubicka <jh@suse.cz>
3120 * i386.md (movdi splitter): Fix the splitting condition
3121 (float_extenddftf splitter): Fix mode.
3123 Wed May 9 12:05:39 CEST 2001 Jan Hubicka <jh@suse.cz>
3125 * genrecog.c (write_switch): Avoid outputting of switch for
3126 types wider than int.
3128 2001-05-03 Andrew Haley <aph@cambridge.redhat.com>
3130 * reload1.c (copy_eh_notes): New function.
3131 (emit_input_reload_insns): Call it.
3132 (emit_output_reload_insns): Call it.
3134 2001-05-07 Zack Weinberg <zackw@stanford.edu>
3136 * config.gcc (i[34567]86-*-sco3.2v4*, i[34567]86-*-sco*):
3138 * config/i386/sco.h, config/i386/sco4.h, config/i386/scodbx.h,
3139 config/i386/sco4dbx.h, config/i386/x-sco4: Delete file.
3141 * optabs.c: Delete #ifdef BROKEN_LDEXP block.
3143 2001-05-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
3145 * pa.md (interspace_jump): Revise comment.
3146 (builtin_longjmp): Block initial setup insns from delay slot of
3148 (builtin_setjmp_receiver): New expander to save and restore PIC
3151 * som.h (NM_FLAGS): Remove `-n' sort option. Revise comment.
3153 Mon May 7 09:30:14 2001 Jeffrey A Law (law@cygnus.com)
3155 * toplev.c (compile_file): Set up the output file before we call
3156 the various initializers for the compiler.
3158 * except.c (sjlj_mark_call_sites): Do not search for assignments to
3159 non-argumment registers that are mentioned in CALL_INSN_FUNCTION_USAGE.
3161 * pa.h (MAX_LONG_TYPE_SIZE): Should be 32, not 64.
3162 * pa-64.h (*_TYPE_SIZE): Undefine before redefining.
3164 2001-05-06 Zack Weinberg <zackw@stanford.edu>
3166 * Makefile.in (tradcpp0): Correct typo in dependency list.
3168 2001-05-06 Geoff Keating <geoffk@redhat.com>
3170 * config/rs6000/rs6000.c (rs6000_emit_prologue): Don't save
3171 the link register if we're not going to use it.
3173 * config/rs6000/rs6000.c (output_profile_hook): Fix a warning.
3174 (output_function_profiler): Likewise.
3176 2001-05-07 Alan Modra <amodra@one.net.au>
3178 * pa.c (compute_frame_size): 64-bit frame marker is 16 bytes.
3180 2001-05-06 Alexandre Oliva <aoliva@redhat.com>
3182 * unroll.c (loop_iterations): Don't sign-extend abs_diff;
3183 zero-extend it. Make abs_inc unsigned.
3185 * optabs.c (expand_binop): Sign-extend xop0 and xop1 from the
3186 widest mode in narrowing and widening operations.
3188 * config/mips/mips.md: Sign extend CONST_INTs.
3190 2001-05-06 Andreas Jaeger <aj@suse.de>
3192 * invoke.texi (Option Summary): Add -momit-leaf-frame-pointer
3193 (i386 Options): Document -momit-leaf-frame-pointer.
3195 2001-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
3197 * c-typeck.c (internal_build_compound_expr): Check for
3198 array to pointer conversion just once.
3200 2001-05-05 Richard Henderson <rth@redhat.com>
3202 * integrate.c (copy_insn_list): Substitute NOTE_EXPECTED_VALUE.
3204 2001-05-05 Richard Henderson <rth@redhat.com>
3206 * except.c (remove_fixup_regions): Adjust REG_EH_REGION notes
3207 to the parent of the fixup region.
3209 2001-05-05 Jakub Jelinek <jakub@redhat.com>
3211 * gcc.c (cpp_options): Define __NO_INLINE__ unless we are honoring
3213 * cpp.texi (__NO_INLINE): Document it.
3215 2001-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
3217 * cppfiles.c (struct include_file): New member err_no.
3218 (find_or_create_entry): Set it.
3219 (open_file): Don't set fds to -2. Instead, use err_no to
3220 remember previous errors, if any.
3222 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3224 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Optimize moves
3225 between X and Y by using sequences of xgdx and xgdy.
3227 2001-05-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3229 * config/m68hc11/m68hc11.md ("*logicalsi3_silshr16"): Use '?' instead
3230 of '!' for the 'D' alternative ('!' is too strong).
3231 ("*logicalsi3_silshl16"): Likewise.
3232 ("movstricthi"): Accept 'A' when 'd' constraint, remove spurious '+'.
3233 ("movstrictsi"): Remove spurious '+'.
3234 ("movstrictqi"): Don't accept 'A' and remove spurious '+'.
3235 ("tstqi_1", "*lshrqi3_const1"): Put 'm' constraint before 'd'.
3236 ("subqi3"): Disparage with '!' the 'x' and 'y' registers to avoid
3239 2001-05-04 David Edelsohn <edelsohn@gnu.org>
3241 * calls.c (store_one_arg): Don't divide align by BITS_PER_UNIT.
3243 2001-05-04 Lars Brinkhoff <lars@nocrew.org>
3245 * simplify-rtx.c (simplify_binary_operation): Simplify ~a + 1
3248 2001-05-04 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3250 * config/rs6000/rs6000.md (ashldi3 splits): Guard with
3253 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3255 * config/m68hc11/m68hc11.md (lshrhi3_const1): Fix shift of
3256 soft register, use ror instead of rol.
3258 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3260 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Take
3261 into account pre/post increment decrement for 68HC12.
3262 Fix other problems in replacement and fix call to reg_mentioned_p.
3264 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3266 * config/m68hc11/larith.asm (L_regs_frame): New for _.frame.
3267 Put the soft registers in bss for 68HC12.
3268 (L_regs_d3_4): New for _.d3 and _.d4.
3269 (L_regs_d5_6): Likewise.
3270 (L_regs_d1_2): Likewise.
3271 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Compile new parts.
3273 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3275 * config/m68hc11/m68hc11.h (CPP_SPEC): Pass -D__HAVE_SHORT_DOUBLE__
3276 to the pre-processor when -fshort-double is specified.
3277 * config/m68hc11/m68hc11.2 (CPP_SPEC): Likewise.
3279 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3281 * config/m68hc11/larith.asm (divmodhi4): Empty for 68HC12.
3282 (__mulsi3): Rewrite for 68HC12.
3283 * config/m68hc11/m68hc11.md (divmodhi4): Use idivs for 68HC12.
3284 Mark 'x' constraint with earlyclobber to prevent a
3285 RELOAD_FOR_OTHER_ADDRESS to go in it.
3286 (mulhi3_m68hc12): New pattern.
3287 (mulhi3_m68hc11): Rename of mulhi3.
3288 (mulhi3): New expand for 68HC12 optimisation.
3289 (umulhisi3, mulhisi3): New patterns for 68HC12.
3291 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3293 * config/m68hc11/m68hc11.md (*tbne, *tbeq): New patterns for 68HC12.
3294 (extendqisi2, extendqihi2, extendhisi2): Use sex for 68HC12.
3295 (uminqi3, umaxqi3, uminhi3, umaxhi3): New pattern for 68HC12.
3297 2001-05-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3299 * config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
3300 constants cheap after reload.
3301 * config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
3303 (m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
3304 so that gcc prefers a shift by 16.
3305 (m6811_cost, m6812_cost): Make the shift cheap compared to an add.
3307 2001-05-04 Nick Clifton <nickc@cambridge.redhat.com>
3309 * config/arm/elf.h (ASM_OUTPUT_ALIGNED_COMMON): Define.
3311 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3313 * alpha.h: NULL_PTR -> NULL.
3320 * i386.md: Likewise.
3323 * m68hc11.h: Likewise.
3324 * rs6000.h: Likewise.
3327 * sparc.h: Likewise.
3331 * final.c: Likewise.
3333 * recog.c: Likewise.
3335 2001-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3337 * i386.c (ix86_emit_restore_regs_using_mov, ix86_save_reg): Change
3338 `bool' parameter to `int'.
3340 * hash.c (hash_lookup): Likewise.
3342 * hash.h (hash_lookup): Likewise.
3344 * tlink.c (symbol_hash_lookup, demangled_hash_lookup): Likewise.
3346 Fri May 4 13:10:03 CEST 2001 Jan Hubicka <jh@suse.cz>
3348 * i386.c (x86_initialize_trampoline): Fix mode of constant.
3350 2001-05-03 Geoff Keating <geoffk@redhat.com>
3352 * invoke.texi (i386 Options): Delete references to -malign-jumps,
3353 -malign-loops, -malign-functions.
3354 * i386.c (ix86_align_funcs): Delete.
3355 (ix86_align_loops): Delete.
3356 (ix86_align_jumps): Delete.
3357 (override_options): Mark -malign-* as obsolete. Emulate their
3358 behaviour with the -falign-* options. Default -falign-* from
3359 the processor table.
3360 * i386.h (FUNCTION_BOUNDARY): Define to 16; revert Richard Kenner's
3361 patch of Wed May 2 13:09:36 2001.
3362 (LOOP_ALIGN): Delete.
3363 (LOOP_ALIGN_MAX_SKIP): Delete.
3364 (LABEL_ALIGN_AFTER_BARRIER): Delete.
3365 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Delete.
3367 2001-05-04 Andreas Jaeger <aj@suse.de>
3369 * except.h: Add prototype declaration for
3370 expand_builtin_init_dwarf_reg_sizes.
3372 2001-05-03 Geoffrey Keating <geoffk@redhat.com>
3374 * Makefile.in (site.exp): Set TESTING_IN_BUILD_TREE.
3376 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3378 * config/m68hc11/m68hc11.md ("bitcmpqi"): New pattern for bitb
3380 ("bitcmpqi2"): New pattern for bit-extract and test.
3381 ("bitcmphi"): New pattern for bitb/bita instructions.
3383 2001-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
3385 * gccbug.in: Use a temporary directory when the mktemp command is
3388 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3390 * config/m68hc11/m68hc11.h (STATIC_CHAIN_REGNUM): Use soft z register
3392 (INITIALIZE_TRAMPOLINE): Call it.
3393 (TRAMPOLINE_SIZE): Define according to 68HC11/68HC12.
3394 (TRAMPOLINE_TEMPLATE): Remove.
3395 * config/m68hc11/m68hc11.c (m68hc11_initialize_trampoline): New.
3396 * config/m68hc11/m68hc11-protos.h (m68hc11_initialize_trampoline):
3399 2001-05-03 David O'Brien <obrien@FreeBSD.org>
3401 * config/t-freebsd: Don't install "assert.h" in gcc. Compile crtbeginS.o
3402 and crtendS.o with PIC.
3404 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3406 * config/m68hc11/larith.asm (__mulqi3): Fix multiplication of two
3408 (___subdi3, ___adddi3): Use x instead of y as index register.
3409 (__init_bss_section, __map_data_section): Optimize for 68HC12.
3410 (__memset, __memcpy): Likewise.
3411 (regs): Put the soft registers in bss for 68HC12.
3412 (abort): Use trap to abort for 68hc12.
3413 (__mulhi3, __mulhi32): Use emul for 68hc12.
3414 (__mulsi3): Avoid to use the tmp soft register for 68hc12.
3416 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3418 * config/m68hc11/m68hc11.h (LIMIT_RELOAD_CLASS): Don't define.
3419 * config/m68hc11/m68hc11-protos.h (limit_reload_class): Remove.
3420 * config/m68hc11/m68hc11.c (limit_reload_class): Remove.
3421 (m68hc11_override_options): Remove setting of flag_no_nonansi_builtin.
3422 Set 68HC12 min offset to -65536.
3423 (print_operand): Put parenthesis arround the operand if it refers
3424 to a symbol having the same name as a register.
3425 (m68hc11_z_replacement): When z register is replaced by its
3426 equivalent soft register, force the insn to be re-recognized.
3427 (m68hc11_check_z_replacement): Fix the test when destination is
3428 the index register and z dies in the insn.
3429 (m68hc11_reorg): Remove the REG_DEAD notes beforce recomputing them.
3431 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3433 * config/m68hc11/m68hc11.c (m68hc11_override_options): Initialize
3434 costs according to processor variant.
3435 (m68hc11_shift_cost): New function to compute shift costs.
3436 (m68hc11_rtx_costs): Define costs according to processor variant.
3437 (m6811_cost): Costs for 68HC11.
3438 (m6812_cost): Costs for 68HC12.
3439 (COSTS_N_INSNS): Remove.
3441 * config/m68hc11/m68hc11.h (RTX_COSTS): New.
3442 (DEFAULT_RTX_COSTS): Remove.
3443 (CONST_COSTS): Define costs according to OUTER_CODE.
3444 (processor_costs): New struct to define costs.
3445 (m68hc11_cost): Pointer to current costs.
3447 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3449 * config/m68hc11/m68hc11.md (*addhi3_68hc12): Fix generation
3450 and use m68hc11_notice_keep_cc when using leax/leay.
3451 (addhi3 split): Reject split if the insn is handled by
3453 * config/m68hc11/m68hc11.c (m68hc11_split_move): For 68HC12 the
3454 push must be handled in a special way if the source operand uses
3455 sp as index register.
3456 (m68hc11_notice_keep_cc): New function.
3457 (m68hc11_gen_movhi): Use it when an insn changes a register but
3459 (m68hc11_gen_movqi): Fix move for 68HC12.
3460 * config/m68hc11/m68hc11-protos.h (m68hc11_notice_keep_cc): Declare.
3462 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3464 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use LCT_CONST
3465 and don't pass operands[0] to emit_library_call_value.
3467 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3469 * config/m68hc11/m68hc11.md (tsthi_1): Use cpd for 68HC12.
3470 (zero_extendsi split): Simplify and use (zero_extendhi).
3471 (*addhi3): Remove 'w' constraint since stack pointer is handled
3473 (*ashlhi3_2): Operand 2 is clobbered use '+' for its constraint.
3474 (*ashlhi3, *ashrhi3, *lshrhi3): Likewise.
3475 (*ashrhi3_const): Fix shift by 7.
3476 (*lshrsi3_const16): Fix template.
3477 (call, call_value): Fix constraint and predicate.
3479 2001-05-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3481 * config/m68hc11/m68hc11.md (X_REGNUM, D_REGNUM): New constant.
3482 (Y_REGNUM, SP_REGNUM, PC_REGNUM, A_REGNUM, B_REGNUM): Likewise.
3483 (CC_REGNUM): Likewise.
3484 (*unnamed splits): Use above constants instead of hard coded numbers.
3485 (*adcq, *subcq, *addsi_carry, *rotlqi3_with_carry): Likewise.
3486 (*rotlhi3_with_carry, *rotrhi3_with_carry): Likewise.
3487 (*return_16bit, *unnamed peepholes): Likewise.
3489 2001-05-03 David O'Brien <obrien@FreeBSD.org>
3491 * config.gcc(rs6000-ibm-aix|powerpc-ibm-aix): Do not include
3492 rs6000/rs6000.h twice.
3494 2001-05-03 Mark Elbrecht <snowball3@bigfoot.com>
3496 * config/i386/djgpp.h (CPP_PREDEFINES): Define __GO32__.
3497 (CPP_SPEC): Conditionally define MSDOS and GO32.
3498 (SUBTARGET_SWITCHES): Ignore -mbnu210 and -mno-bnu210.
3499 (SUBTARGET_OVERRIDE_OPTIONS): Warn that -mbnu210 and -mno-bnu210 are
3501 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Remove.
3503 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
3505 * config/mn10300/mn10300.md: Sign-extend GEN_INT operands.
3507 2001-05-03 Mark Mitchell <mark@codesourcery.com>
3509 * integrate.h (struct inline_remap): Add leaf_reg_map table.
3510 * integrate.c (expand_inline_function): Use xcalloc to allocate
3512 (copy_rtx_and_substitute): Use the leaf_reg_map for leaf
3515 2001-05-03 Mark Mitchell <mark@codesourcery.com>
3517 * c-dump.c (dequeue_and_dump): Don't look at DECL_ASSEMBLER_NAME
3520 2001-05-03 Alexandre Oliva <aoliva@redhat.com>
3522 * config/mn10300/mn10300.h (LINK_SPEC): Pass --relax to the
3523 linker if -mrelax is given.
3524 (TARGET_SWITCHES): Document -mrelax.
3526 Re-installed 2001-01-09's patch:
3527 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
3528 if it's wider than long and the target's long is wider than the
3531 2001-05-02 David O'Brien <obrien@FreeBSD.org>
3533 * config.gcc, config/rs6000/aix51.h, config/rs6000/mach.h: Do not
3534 directly include rs6000/rs6000.h. Instead do it in tm.h.
3536 2001-05-02 Stan Shebs <shebs@apple.com>
3538 * objc/objc-act.c (STRING_OBJECT_CLASS_NAME): Default to
3539 NSConstantString for NeXT-style runtimes.
3540 (STRING_OBJECT_GLOBAL_NAME): New macro.
3541 (enum objc_tree_index): Add values OCTI_CNST_STR_GLOB_ID and
3542 OCTI_STRING_CLASS_DECL.
3543 (constant_string_global_id): New macro.
3544 (string_class_decl): Ditto.
3545 (setup_string_decl): New function.
3546 (build_objc_string_object): Use it to build a NeXT runtime
3547 compatible string initializer.
3549 2001-05-02 Jakub Jelinek <jakub@redhat.com>
3551 * tradcpp.c (do_define): Make sure we don't walk past limit.
3553 2000-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3555 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow any stack
3556 offsets if not REG_OK_STRICT.
3558 * config/rs6000/rs6000.h (REG_OK_STRICT_FLAG): New macro.
3559 (INT_REG_OK_FOR_INDEX_P): Likewise.
3560 (INT_REG_OK_FOR_BASE_P): Likewise.
3561 (REG_OK_FOR_INDEX_P): Use INT_REG_OK_FOR_INDEX_P.
3562 (REG_OK_FOR_BASE_P): Use INT_REG_OK_FOR_BASE_P.
3563 (LEGITIMATE_OFFSET_ADDRESS_P): Use INT_REG_OK_FOR_INDEX_P and
3564 INT_REG_OK_FOR_BASE_P instead of REG_OK_FOR_INDEX_P and
3565 REG_OK_FOR_BASE_P. Take an additional parameter.
3566 (LEGITIMATE_INDEXED_ADDRESS_P): Likeewise.
3567 (LEGITIMATE_INDIRECT_ADDRESS_P): Likewise.
3568 (LEGITIMATE_LO_SUM_ADDRESS_P): Likewise.
3569 (GO_IF_LEGITIMATE_ADDRESS): Move code into new function
3570 rs6000_legitimate_address() and use it.
3571 * config/rs6000/rs6000.c: Update all callers.
3572 (rs6000_legitimate_address): New function.
3574 2001-05-02 David Edelsohn <edelsohn@gnu.org>
3576 * config/rs6000/rs6000.c (rs6000_emit_move): Merge
3577 special_constant conditional blocks together.
3579 2001-05-02 Dale Johannesen <dalej@apple.com>
3581 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Remove unused NAMED
3583 (STRICT_ARGUMENT_NAMING): Define.
3584 * config/rs6000/rs6000.c (function_arg_advance, function_arg,
3585 function_arg_partial_nregs, setup_incoming_varargs): Remove
3586 args logic which depends on "named" now that STRICT_ARGUMENT_NAMING
3589 Wed May 2 13:09:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3591 * config/i386/i386.h (FUNCTION_BOUNDARY): Result is unsigned.
3593 * function.c (fixup_var_regs_1, case SUBREG): Use promoted mode
3596 * expr.c (store_field): Do nothing except elaborate side-effects if
3599 2001-05-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3601 * c-lex.c: NULL_PTR -> NULL.
3603 * emit-rtl.c: Likewise.
3605 * genpeep.c: Likewise.
3607 * mips-tdump.c: Likewise.
3608 * reload1.c: Likewise.
3609 * rtlanal.c: Likewise.
3611 * stor-layout.c: Likewise.
3612 * toplev.c: Likewise.
3614 2001-05-01 Per Bothner <per@bothner.com>
3616 * expr.c (expand_expr): When compiling LABELED_BLOCK_EXPR,
3617 call do_pending_stack_adjust before emiting label.
3619 2001-05-01 Mark Mitchell <mark@codesourcery.com>
3621 * extend.texi: Fix typo.
3623 2001-05-01 Stan Shebs <shebs@apple.com>
3625 * objc/objc-act.c (build_module_descriptor): Clear DECL_CONTEXT
3626 of UOBJC_MODULES_decl.
3627 (generate_strings): Clear DECL_CONTEXT of new decl nodes.
3628 (generate_descriptor_table): Ditto.
3629 (generate_protocols): Ditto.
3630 (generate_protocol_list): Ditto.
3631 (generate_classref_translation_entry): Ditto.
3633 2001-05-01 Jeffrey Oldham <oldham@codesourcery.com>
3635 * invoke.texi (Optimize Options): Add documentation for `--param
3636 max-delay-slot-insn-search' and `--param
3637 max-delay-slot-live-search' and reorder --param section.
3638 * params.def: Modify initial comment.
3639 * params.h (param_info): Add `help' member.
3640 * toplev.c (lang_independent_params): Include `help' description.
3641 (display_help): Print --param parameters.
3643 2001-05-01 Zack Weinberg <zackw@stanford.edu>
3645 * config.gcc: Don't default xmake_file to ${cpu_type}/x-${cpu_type}.
3646 Remove references to deleted files.
3647 (*-*-openbsd): No need to override xmake_file.
3648 (*-*-sysv4): Treat like *-*-sysv.
3650 * configure.in: Probe for ldopen in various places, and set up
3651 collect2 to be linked with them if found.
3652 Don't dink with Windows registry stuff unless $host_os is a
3653 Win32 os name. Check to see if we need -ladvapi32.
3654 * configure: Regenerate.
3656 * Makefile: Get rid of CLIB and HOST_CLIB.
3657 Substitute in COLLECT2_LIBS and link collect2 against its contents.
3658 * build-make: Get rid of HOST_CLIB.
3660 * config/a29k/x-unix, config/alpha/x-osf, config/i386/x-aix,
3661 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
3662 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
3663 config/mips/x-sysv, config/rs6000/x-aix31, config/rs6000/x-aix41,
3664 config/rs6000/x-rs6000: Delete.
3666 * config/i386/x-cygwin, config/m68k/t-aux, config/mips/x-iris:
3669 24 x-host fragments remain, 0 x-cpu, 3 top level.
3671 2001-05-01 Zack Weinberg <zackw@stanford.edu>
3673 * aclocal.m4 (gcc_AC_C_CHAR_BIT): Correct test program.
3674 * configure: Regenerate.
3676 2001-05-01 Angela Marie Thomas <angela@cygnus.com>
3678 * Makefile.in (install-headers): Remove redundant dependency.
3680 2001-05-01 Nathan Sidwell <nathan@codesourcery.com>
3682 * c-tree.texi (USING_STMT): Document.
3684 2001-05-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3686 * bitmap.c: Change NULL_PTR to NULL or "(rtx*)0".
3687 * c-common.c: Likewise.
3688 * c-decl.c: Likewise.
3689 * combine.c: Likewise.
3690 * rs6000.c: Likewise.
3691 * except.c: Likewise.
3692 * explow.c: Likewise.
3694 * fold-const.c: Likewise.
3695 * function.c: Likewise.
3698 * integrate.c: Likewise.
3700 * objc/objc-act.c: Likewise.
3701 * recog.c: Likewise.
3702 * reg-stack.c: Likewise.
3703 * reload.c: Likewise.
3704 * reload1.c: Likewise.
3705 * simplify-rtx.c: Likewise.
3707 * varasm.c: Likewise.
3709 2001-05-01 Gabriel Dos Reis <gdr@codesourcery.com>
3711 * diagnostic.def: New file.
3712 * diagnostic.h (diagnostic_t): New enum.
3713 * Makefile.in (diagnostic.o): Depend on diagnostic.def
3715 2001-04-30 Zack Weinberg <zackw@stanford.edu>
3717 * tsystem.h: Test only POSIX for availability of string.h
3719 * config.gcc (all systems): If USG appeared in xm_defines,
3720 change it to POSIX. If both USG and POSIX appeared, just
3721 delete USG. Remove unnecessary quotes around xm_defines
3723 (m68k-crds-unos*): Don't #define unos - tested nowhere.
3724 (m68k-apple-aux*): Don't #define AUX - tested nowhere.
3725 (alpha*-*-linux*ecoff*, powerpc-*-linux*libc1,
3726 powerpc-*-linux*): No need to set xm_defines - handled by
3727 global settings for *-*-linux*.
3729 2001-04-30 Zack Weinberg <zackw@stanford.edu>
3731 * dbxout.c, mips-tfile.c, config/mips/mips.c, xcoffout.c:
3732 Always include gstab.h, not system stab.h. Don't provide
3733 default definitions of N_CATCH or N_OPT. Always use the
3734 gstab.h variant of STAB_CODE_TYPE.
3735 * final.c: Don't include stab.h/gstab.h at all, or provide
3736 defaults for N_SLINE and N_SOL.
3738 * xcoffout.c: Can assume N_MAIN, N_DSLINE, N_BSLINE, N_BINCL,
3739 N_EINCL, N_EXCL, N_M2C, N_SCOPE, N_CATCH, and N_OPT are
3741 * sdbout.c: Always include gsyms.h instead of system syms.h.
3743 * configure.in: No need to check for stab.h.
3744 * configure, config.in: Regenerate.
3745 * Makefile.in (final.o): Don't depend on gstab.h.
3747 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3748 Richard Henderson <rth@redhat.com>
3750 * extend.texi: Improve documentation of volatile asms.
3752 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3754 * c-tree.texi: Fix thinko.
3755 * gcc.texi: Likewise.
3757 2001-04-30 Richard Henderson <rth@redhat.com>
3759 * c-common.c (c_promoting_integer_type_p): New function, from the
3760 corpse of old macro. Properly promote too-small enumerations and
3761 booleans. Adjust all callers.
3762 * c-common.h (C_PROMOTING_INTEGER_TYPE_P): Remove.
3763 (c_promoting_integer_type_p): Declare.
3764 * c-decl.c: Adjust C_PROMOTING_INTEGER_TYPE_P invocations.
3765 * c-typeck.c: Likewise.
3766 (default_conversion): Remove now redundant boolean check.
3768 2001-04-30 Jan Hubicka <jh@suse.cz>
3769 Richard Henderson <rth@redhat.com>
3771 * regmove.c (try_apply_stack_adjustment): Remove now redundant
3773 (combine_stack_adjustments_for_block): Don't combine stack
3774 allocation followed by deallocations. Handle grow-up stacks.
3776 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3778 * fdl.texi: New file.
3779 * c-tree.texi: Use the GFDL.
3780 * gcc.texi: Likewise.
3782 2001-04-30 Stan Shebs <shebs@apple.com>
3784 * invoke.texi: Add a section documenting Objective-C options.
3786 2001-04-27 Andrew Haley <aph@cambridge.redhat.com>
3788 * emit-rtl.c (try_split): Copy EH notes to sequence.
3790 2001-04-30 Mark Mitchell <mark@codesourcery.com>
3792 * regmove.c (record_stack_memrefs): Catch all references to the
3795 2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
3797 * Makefile.in (stmp-fixinc): quote shell assignment values
3799 2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3801 * c-aux-info.c: NULL_PTR->NULL in calls to `concat'.
3805 * prefix.c: Likewise.
3807 2001-04-28 Stan Shebs <shebs@apple.com>
3809 * objc/objc-act.c (handle_class_ref): Rewrite to flush target
3810 specific code and use new macro ASM_DECLARE_UNRESOLVED_REFERENCE.
3811 * config/darwin.h (ASM_DECLARE_UNRESOLVED_REFERENCE): Define.
3812 * tm.texi (ASM_DECLARE_UNRESOLVED_REFERENCE): Document.
3814 * config/darwin.h (STANDARD_EXEC_PREFIX): Don't define.
3815 (NEXT_OBJC_RUNTIME): Define.
3817 Sat Apr 28 21:02:58 CEST 2001 Jan Hubicka <jh@suse.cz>
3819 * rtl.h (simplify_gen_relational): Add cmp_mode parameter.
3820 * simplify-rtx.c (simplify_gen_relational): Likewise.
3822 * simplify-rtx.c (simplify_replace_rtx): Handle relationals and MEMs.
3824 * i386.h (VALID_SSE_REG_MODE): Accept MMX modes if SSE2
3825 * i386.md (movsi_1, movdi2, movdi_1_rex64): Handle SSE2 moves.
3827 * i386.md (negsf2, negdf2, abssf2, absdf2): Force operands to
3828 registers in SSE case; fix handling of the immediates.
3829 (negsf2_ifs, abssf2_ifs): Tweak constraints; require
3830 operands to be in regsiters before reload.
3831 (negdf2_ifs, absdf2_ifs): Likewise; disable for 64bit
3832 (negdf2_ifs_rex64, absdf2_ifs_rtx64): New.
3833 (abstf,absxf,negtf,negxf splitters): Compute
3834 properly the regnum for x86_64.
3835 (avsdf2_if_rex64): New.
3837 Sat Apr 28 10:36:23 2001 Jeffrey A Law (law@cygnus.com)
3839 * flow.c (propagate_block_delete_insn): Handle deletion of ADDR_VEC
3840 and ADDR_DIFF_VEC insns when the proceeding CODE_LABEL was put
3841 into the constant pool.
3842 * jump.c (jump_optimize_1): Remove barrier successors after all
3843 the LABEL_NUSES counds have been computed.
3844 (delete_barrier_successors): When deleting a tablejump insn, also
3845 delete the jump table it uses.
3846 * varasm.c (force_const_mem): Set LABEL_PRESERVE_P when forcing a
3849 2001-04-28 Martin Kalen <martin.kalen@todaysystems.com.au>
3851 * pa.c (FRP): Remove erroneous white space in macro definition.
3853 2001-04-28 Andreas Jaeger <aj@suse.de>
3855 * invoke.texi: Use XX-bit instead of XXbit or XX bit where
3857 * extend.texi: Likewise.
3858 * tm.texi: Likewise.
3860 2001-04-28 Andreas Jaeger <aj@suse.de>
3862 * md.texi: Use XX-bit instead of XXbit or XX bit where
3865 2001-04-28 Jens Schweikhardt <schweikh@schweikhardt.net>
3867 * gcc.c (process_command): Allow -l lib in addition to -llib
3868 for POSIX compliance. This fixes PR c/2347.
3870 * invoke.texi: Update section on Link Options accordingly.
3872 2001-04-27 Zack Weinberg <zackw@stanford.edu>
3874 * function.c (purge_addressof_1): Remove the duplicate
3875 if (code == SET) block. Fold the two if (code == ADDRESSOF)
3878 2001-04-28 Jason Merrill <jason_merrill@redhat.com>
3880 * except.c (expand_eh_region_start): Don't start a new block.
3881 (expand_eh_region_end): Don't end a block.
3882 * stmt.c (expand_end_bindings): Don't end EH blocks.
3883 (expand_decl_cleanup): Starting an EH region won't change the block.
3884 (mark_block_as_eh_region, mark_block_as_not_eh_region): Lose.
3885 (is_eh_region): Lose.
3888 2001-04-27 Jeffrey Oldham <oldham@codesourcery.com>
3890 * except.c (expand_eh_region_end_cleanup): word_mode, not Pmode.
3892 * collect2.c (main): Add `-L' case to remove duplicate entries.
3893 (is_in_args): New function to check for a duplicate argument.
3894 * defaults.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New macro.
3895 * tm.texi (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES): New documentation.
3896 * config/mips/iris6.h (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES):
3897 Define to be nonzero.
3899 2001-04-27 Andreas Jaeger <aj@suse.de>
3900 Richard Henderson <rth@redhat.com>
3902 * md.texi (Machine Constraints): Document additional i386
3903 constraints and fix description of "A".
3905 Fri Apr 27 10:43:49 2001 Jeffrey A Law (law@cygnus.com)
3907 * tm.texi (TARGET_MEM_FUNCTIONS): Update text.
3909 2001-04-27 Jason Merrill <jason_merrill@redhat.com>
3911 * except.c (get_exception_filter): word_mode, not Pmode.
3913 2001-04-26 Geoffrey Keating <geoffk@redhat.com>
3915 * config/sparc/sparc.md (movsf_no_f_insn): Add more alternatives
3916 common to other movsf patterns. Move up so that in future
3917 people who change the other patterns will change it too.
3918 (movsf_lo_sum): Allow even for soft-float; add appropriate
3920 (movsf_high): Likewise.
3921 (movsf_high+1): Allow even for soft-float.
3923 * function.c (expand_function_end): Always clobber the
3924 return registers, even if there is no return label.
3926 Thu Apr 26 20:28:21 CEST 2001 Jan Hubicka <jh@suse.cz>
3928 * (ix86_expand_fp_movcc): Re-enable SSE conditional move generation.
3930 Thu Apr 26 19:20:28 CEST 2001 Jan Hubicka <jh@suse.cz>
3932 * i386.md (abs/neg splitter): Fix calculation of sign bit for TFmodes
3933 (pushqi2_rex64, pushhi2_rex64): Add.
3935 2001-04-26 Andrew Haley <aph@cambridge.redhat.com>
3937 * except.c (expand_eh_region_end_cleanup): Force pending stack
3938 adjust before emitting label that branches around cleanup code.
3940 2001-04-26 H.J. Lu (hjl@gnu.org)
3942 * config.gcc (mips*-*-linux*): Add elfos.h to tm_file.
3944 * config/mips/ecoff.h (STARTFILE_SPEC): Undefine before
3946 * config/mips/elf64.h (MAX_OFILE_ALIGNMENT): Likewise.
3947 (ASM_OUTPUT_SECTION_NAME): Likewise.
3948 (ASM_WEAKEN_LABEL): Likewise.
3949 (UNIQUE_SECTION): Likewise.
3950 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
3951 (ASM_OUTPUT_DESTRUCTOR): Likewise.
3952 * config/mips/elf.h (MAX_OFILE_ALIGNMENT): Likewise.
3953 (ASM_OUTPUT_SECTION_NAME): Likewise.
3954 (ASM_WEAKEN_LABEL): Likewise.
3955 (UNIQUE_SECTION): Likewise.
3956 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
3957 (ASM_OUTPUT_DESTRUCTOR): Likewise.
3958 * config/mips/linux.h (HANDLE_SYSV_PRAGMA): Likewise.
3959 * config/mips/mips.h (DBX_CONTIN_LENGTH): Likewise.
3960 (ASM_FILE_START): Likewise.
3961 (ASM_OUTPUT_SOURCE_LINE): Likewise.
3962 (ASM_DECLARE_OBJECT_NAME): Likewise.
3963 (ASM_FILE_END): Likewise.
3964 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3965 (ASM_OUTPUT_INTERNAL_LABEL): Likewise.
3966 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
3967 (ASM_OUTPUT_CASE_LABEL): Likewise.
3968 (ASM_OUTPUT_SKIP): Likewise.
3969 (ASM_OUTPUT_ASCII): Likewise.
3970 (ASM_OUTPUT_IDENT): Likewise.
3971 (READONLY_DATA_SECTION): Likewise.
3972 (EXTRA_SECTIONS): Likewise.
3973 (EXTRA_SECTION_FUNCTIONS): Likewise.
3974 (SELECT_RTX_SECTION): Likewise.
3975 (SELECT_SECTION): Likewise.
3977 * config/mips/linux.h (INVOKE__main): Undefine.
3978 (CTOR_LIST_BEGIN): Likewise.
3979 (CTOR_LIST_END): Likewise.
3980 (DTOR_LIST_BEGIN): Likewise.
3981 (DTOR_LIST_END): Likewise.
3982 (SET_ASM_OP): Defined it to ".dummy".
3983 (ASM_OUTPUT_DEF): Defined.
3984 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Defined.
3986 2001-04-26 Nick Clifton <nickc@cambridge.redhat.com>
3988 * config/arm/arm.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define, if the
3989 assembler supports .p2align.
3991 2001-04-26 Nathan Sidwell <nathan@codesourcery.com>
3993 * c-lex.c (c_lex): Remove # from %o diagnostic formatting.
3995 2001-04-26 Jakub Jelinek <jakub@redhat.com>
3997 * integrate.c (expand_inline_function): Check for error_mark_node
4000 2001-04-26 Jakub Jelinek <jakub@redhat.com>
4002 * config/i386/i386.h (CC1_CPU_SPEC): Fix deprecation warnings for
4005 2001-04-26 Alexandre Oliva <aoliva@redhat.com>
4007 * configure.in (configargs.h): Define thread_model.
4008 * configure: Rebuilt.
4009 * gcc.c (main): Print it with -v.
4011 2001-04-25 Joseph S. Myers <jsm28@cam.ac.uk>
4013 * invoke.texi: Document -Wmissing-braces, -dumpspecs,
4014 -dumpmachine, -dumpversion, -fmem-report and -ftime-report.
4015 * gcc.1: Regenerate.
4017 2001-04-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4019 * dwarfout.c (is_pseudo_reg, type_main_variant, is_tagged_type,
4020 is_redundant_typedef): Use static inline instead of inline static.
4022 Wed Apr 25 18:21:01 2001 Christopher Faylor <cgf@cygnus.com>
4024 * config/i386/cygwin.h: Move W32API search to LINK_SPEC to ensure that
4025 this directory is always searched.
4027 2001-04-25 Richard Henderson <rth@redhat.com>
4029 * config/i386/i386.c (ix86_expand_epilogue): Properly compute size
4030 of registers to restore along non eh_return path.
4032 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4034 * c-format.c (check_format_info_recurse): Handle
4035 PLUS_EXPR for format string.
4037 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4039 * config/ia64/ia64.h (CC1_SPEC): Define.
4040 * config/ia64/linux.h (CC1_SPEC): Define.
4042 Wed Apr 25 17:09:50 2001 J"orn Rennecke <amylaar@redhat.com>
4044 * emit-rtl.c (constant_subword): Also do sign extension in
4045 BITS_PER_WORD == 16 case.
4047 2001-04-25 Jason Merrill <jason_merrill@redhat.com>
4049 * loop.c (try_swap_copy_prop): Go back to checking insn.
4051 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4053 * emit-rtl.c (subreg_hard_regno): Only do HARD_REGNO_MODE_OK check
4054 if check_mode is non-zero.
4056 2001-04-25 Jakub Jelinek <jakub@redhat.com>
4058 * config/i386/i386.c (ix86_expand_int_movcc): If overlap between
4059 out and comparison sequence has been detected, put result into
4060 proper temporary pseudo.
4062 2001-04-24 Zack Weinberg <zackw@stanford.edu>
4064 * Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
4065 * libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
4066 * libgcc2.c: Remove __dummy and __builtin_saveregs.
4067 * libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
4068 * config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
4069 for future reference.
4071 2001-04-24 Jason Merrill <jason_merrill@redhat.com>
4073 * except.c (reachable_handlers): Step out one level from a RESX.
4075 * except.c (struct eh_region): Rename 'last' to 'resume'.
4076 (mark_eh_region, duplicate_eh_region_1): Adjust.
4077 (expand_eh_region_end_cleanup): Remember the jump, not the barrier.
4078 (build_post_landing_pads): Likewise.
4079 (expand_end_catch, expand_eh_region_end_allowed): Don't set it.
4080 (expand_eh_region_end_must_not_throw): Likewise.
4081 (connect_post_landing_pads): Thread (only) regions with non-deleted
4084 * except.c (expand_eh_region_end_cleanup): Save the EH return data
4085 registers around the cleanup.
4086 (get_exception_filter): New fn.
4087 (finish_eh_generation): Use it.
4089 2001-04-24 Nathan Sidwell <nathan@codesourcery.com>
4091 * c-semantics.c (add_scope_stmt): Don't call
4092 current_scope_stmt_stack multiple times.
4094 2001-04-24 Zack Weinberg <zackw@stanford.edu>
4095 Nathan Sidwell <nathan@codesourcery.com>
4097 Lazy __FUNCTION__ generation.
4098 * c-common.h (RID_FUNCTION_NAME, RID_PRETTY_FUNCTION_NAME,
4099 RID_C99_FUNCTION_NAME): New _RIDs.
4100 (CTI_FUNCTION_ID, CTI_PRETTY_FUNCTION_ID, CTI_FUNC_ID): Remove.
4101 (CTI_FUNCTION_NAME_DECL, CTI_PRETTY_FUNCTION_NAME_DECL,
4102 CTI_C99_FUNCTION_NAME_DECL, CTI_SAVED_FUNCTION_NAME_DECLS): New
4104 (function_id_node, pretty_function_id_node, func_id_node): Remove.
4105 (c99_function_name_decl_node, function_name_decl_node,
4106 pretty_function_name_decl_node, saved_function_name_decls):
4108 (struct language_function): Remove x_function_name_declared_p.
4109 (make_fname_decl): Remove a parameter.
4110 (declare_function_names): Remove prototype.
4111 (start_fname_decls, finish_fname_decls): Prototype.
4112 (fname_as_string): Likewise.
4113 (fname_string, fname_decl): Likewise.
4114 * c-common.c (make_fname_decl): Adjust.
4115 (struct fname_var_t): New struct.
4116 (fname_vars): New static array.
4117 (declare_function_name): Remove.
4118 (start_fname_decls, finish_fname_decls): New functions.
4119 (fname_as_string): New function from remnants of
4120 declare_function_name.
4121 (fname_string, fname_decl): New functions.
4123 * c-decl.c (c_function_name_declared_p): Remove.
4124 (init_decl_processing): Don't generate __FUNCTION__ et al ids,
4125 don't call declare_function_name. Call start_fname_decls.
4126 (c_make_fname_decl): Adjust parameters. Generate the name. Don't
4127 clobber the line number. Call finish_decl.
4128 (start_function): Call start_fname_decls.
4129 (finish_function): Call finish_fname_decls.
4130 Remove c_function_name_declared_p.
4131 (push_c_function_context): Don't push c_function_name_declared_p.
4132 (pop_c_function_context): Don't pop c_function_name_declared_p.
4133 (c_begin_compound_stmt): Don't check c_function_name_declared_p.
4134 * c-parse.in (STRING_FUNC_NAME, VAR_FUNC_NAME): New tokens.
4135 (program): Call finish_fname_decls for C.
4136 (primary): Add VAR_FUNC_NAME.
4137 (reswords): Add slots for __FUNCTION__ et al.
4138 (rid_to_yy): Add mappings for __FUNCTION__ et al.
4139 (yylexname): If it's a STRING_FUNC_NAME generate the function name
4140 now. Don't look for VAR_DECLs containing __FUNCTION__ et al.
4141 * c-semantics.c (prune_unused_decls): Remove.
4142 (finish_stmt_tree): Don't call prune_unused_decls.
4143 (genrtl_decl_stmt): Don't prune unused decls here.
4145 2001-04-24 Nick Clifton <nickc@cambridge.redhat.com>
4147 * dwarf2out.c (mem_loc_descriptor): If a SYMBOL_REF is in the
4148 constant pool, use the pool's SYMBOL_REF instead.
4150 * config/v850/v850.h (STRICT_ALIGNMENT): Always set, even for the
4153 2001-04-23 Joseph S. Myers <jsm28@cam.ac.uk>
4155 * c-convert.c (convert): When converting to a BOOLEAN_TYPE, avoid
4156 passing nested NOP_EXPRs to fold.
4158 Mon Apr 23 14:32:12 CEST 2001 Jan Hubicka <jh@suse.cz>
4160 * reg-stack.c (emit_swap_insn): Do not get pass CALL_INSNs.
4162 2001-04-22 Mark Mitchell <mark@codesourcery.com>
4164 * loop.c (loop_delete_insns): Add prototype.
4166 2001-04-23 Phil Edwards <pme@sources.redhat.com>
4168 * configure.in: Remove ENABLE_STD_NAMESPACE.
4169 * config.in: Regenerated.
4170 * configure: Regenerated.
4172 2001-04-22 Stan Shebs <shebs@apple.com>
4174 * config.gcc (powerpc-*-darwin*): Move the flag in xm-darwin.h
4176 * config/rs6000/xm-darwin.h: Remove file.
4178 2001-04-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4180 * collect2.c (main): Use concat in lieu of xmalloc/sprintf.
4181 (write_c_file_stat): Likewise.
4183 * dbxout.c (dbxout_init): Likewise.
4185 * profile.c (output_func_start_profiler): Likewise.
4187 2001-04-22 Philipp Thomas <pthomas@suse.de>
4189 * ABOUT-GCC-NLS: Now that gettext 0.10.37 is out,
4190 require it instead of the CVS version.
4191 * cpperror.c (v_message): Put a blank before the macro
4192 body to not confuse exgettext.
4194 2001-04-21 Mark Mitchell <mark@codesourcery.com>
4196 * flow.c (proagate_one_insn): Remove useless assignment.
4197 * jump.c (delete_insn): Tidy.
4198 * loop.c (try_copy_prop): When deleting an instruction with a
4199 REG_RETVAL note, delete the entire libcall sequence.
4200 (loop_delete_insns): New function.
4201 * unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
4202 we're not substituting into them yet.
4204 2001-04-21 Kazu Hirata <kazu@hxi.com>
4206 * config/h8300/h8300.c (general_operand_src): Fix a comment typo.
4208 * config/sparc/sparc.c (sparc_flat_eligible_for_epilogue_delay):
4210 * config/i960/i960.c (signed_arith_operand): Likewise.
4212 * calls.c (expand_call): Fix a comment typo.
4214 2001-04-20 Zack Weinberg <zackw@stanford.edu>
4216 * configure.in: Probe for times, clock, struct tms, and clock_t.
4217 * configure, config.in: Regenerate.
4218 * timevar.c: Replace ifdef forest in get_time with (relatively)
4219 straightforward series of checks based on autoconf's probes.
4221 Fri Apr 20 12:24:50 2001 Jeffrey A Law (law@cygnus.com)
4223 * config/pa/som.h (NM_FLAGS): Define.
4225 2001-04-20 Bernd Schmidt <bernds@redhat.com>
4227 * ia64.h (MD_SCHED_REORDER, MD_SCHED_REORDER2): Pass CLOCK to called
4229 * ia64-protos.h (ia64_sched_reorder): Additional arg for clock.
4230 * ia64.c (nop_cycles_until): New function.
4231 (prev_cycle, prev_first, last_issued): New static variables.
4232 (ia64_sched_reorder): Additional arg for clock.
4233 On final scheduling pass, emit extra NOPs as needed.
4234 Set prev_first and prev_cycle.
4235 (ia64_sched_reorder2): Pass clock arg down to ia64_sched_reorder.
4236 (ia64_variable_issue): Set last_issued.
4238 2001-04-20 Alexandre Oliva <aoliva@redhat.com>
4240 * config/i386/i386.c (ix86_expand_int_movcc,
4241 ix86_expand_strlensi_unroll_1): Sign-extend CONST_INTs.
4243 2001-04-20 Geoff Keating <geoffk@redhat.com>
4245 * config/rs6000/rs6000.md (ctrsi_internal1, ctrsi_internal2,
4246 ctrsi_internal3, ctrsi_internal4, ctrsi_internal5,
4247 ctrsi_internal6, ctrdi_internal1, ctrdi_internal2,
4248 ctrdi_internal3, ctrdi_internal4, ctrdi_internal5,
4249 ctrdi_internal6): In the short-branch case, this insn is only 4
4250 bytes long. Reported by Reza Yazdani <reza@apple.com>.
4252 2001-04-20 Jakub Jelinek <jakub@redhat.com>
4254 * reg-stack.c (check_asm_stack_operands): Issue error if "=t" resp.
4255 "=u" is used together with "st" resp. "st(1)" clobber.
4257 2001-04-20 Jakub Jelinek <jakub@redhat.com>
4259 * gcse.c (gcse_main): Fix comment typo.
4260 (delete_null_pointer_check): Likewise.
4261 (hash_scan_set): Don't consider sets with REG_EQUIV MEM notes.
4262 * cse.c (cse_insn): Likewise.
4263 * function.c (fixup_var_refs_insns_with_hash): The sequence is
4266 2001-04-19 Zack Weinberg <zackw@stanford.edu>
4268 * toplev.c: Excise all code for the undocumented -dm option.
4269 (float_signal): Call signal just once, unconditionally.
4271 2001-04-19 Geoff Keating <geoffk@redhat.com>
4273 * fold-const.c (fold): Use first_rtl_op rather than
4274 TREE_CODE_LENGTH when looping over parameters of a tree.
4275 Correct strange grouping in test for evaluated SAVE_EXPR.
4277 Thu Apr 19 19:15:26 2001 Jeffrey A Law (law@cygnus.com)
4279 * config/pa/pa-linux.h (CPLUSPLUS_CPP_SPEC): Undefine.
4280 * config/pa/pa.h (CPLUSPLuS_CPP_SPEC): Define.
4282 * config/pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Truncate subspace
4283 name at 32 total characters.
4284 (ASM_OUTPUT_SECTION_NAME): Similarly. Also, only support placing
4285 functions in named sections -- data items can still go into unique
4286 sections, but they have normal names (ie $LIT$ and $DATA$).
4288 * config/pa/som.h (SUPPORTS_INIT_PRIORITY): SOM does not support
4291 2001-04-19 DJ Delorie <dj@redhat.com>
4293 * config/alpha/vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
4294 to TARGET_OBJECT_SUFFIX and TARGET_EXECUTABLE_SUFFIX.
4295 * config/i386/cygwin.h: Likewise.
4296 * config/i386/mingw32.h: Likewise.
4297 * config/vax/vms.h: Likewise.
4298 * config/i386/djgpp.h: Remove NO_AUTO_EXE_SUFFIX.
4300 * config/alpha/xm-vms.h: Change OBJECT_SUFFIX and EXECUTABLE_SUFFIX
4301 to HOST_OBJECT_SUFFIX and HOST_EXECUTABLE_SUFFIX.
4302 * config/i386/xm-cygwin.h: Likewise.
4303 * config/i386/xm-djgpp.h: Likewise.
4304 * config/i386/xm-mingw32.h: Likewise.
4305 * config/vax/xm-vms.h: Likewise.
4307 * mkdeps.c (deps_add_default_target): Use TARGET_OBJECT_SUFFIX
4308 instead of OBJECT_SUFFIX.
4309 * collect2.c (find_a_file): Look for files matching the extension
4310 HOST_EXECUTABLE_SUFFIX instead of EXECUTABLE_SUFFIX.
4311 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Depend on
4312 TARGET_EXECUTABLE_SUFFIX.
4313 (find_a_file): Use HOST_EXECUTABLE_SUFFIX.
4314 (make_relative_prefix): Likewise.
4315 (convert_filename): Use TARGET_ suffixes throughout. Remove
4317 (process_command): Likewise.
4318 (do_spec_1): Likewise.
4319 * java/lang.c (init_parse): Likewise.
4321 * gcc.texi : Document four new options matching the pattern
4322 (HOST|TARGET)_(OBJECT|EXECUTABLE)_SUFFIX. Remove documentation
4323 for deleted macros OBJECT_SUFFIX and EXECUTABLE_SUFFIX. Remove
4324 documentation for NO_AUTO_EXE_SUFFIX.
4326 2001-04-19 Mark Mitchell <mark@codesourcery.com>
4328 * toplev.h (struct lang_hooks): Allow decode_option to indicate
4329 that language-independent processing should not be done.
4330 * toplev.c (main): Adjust accordingly.
4332 * rtl.texi (jump_insn): Expand on JUMP_LABEL documentation.
4333 * loop.c (load_mems): Handle a NULL JUMP_LABEL for a JUMP_INSN.
4335 * mips.md (reload_outputdi): Require that operand0 be a
4338 2001-04-19 Jakub Jelinek <jakub@redhat.com>
4340 * invoke.texi (-Wshadow): Clarify.
4342 2001-04-18 Mark Mitchell <mark@codesourcery.com>
4344 * loop.c (load_mems): Examine all the instructions in the loop
4345 before concluding that all jumps branch to the first instruction
4348 Wed Apr 18 20:32:03 2001 Christopher Faylor <cgf@cygnus.com>
4350 * config/i386/xm-cygwin.h (CPP_SPEC): Fix typo.
4352 2001-04-18 Jakub Jelinek <jakub@redhat.com>
4354 * cpp.texi (-Wwhite-space): Remove.
4355 (-Wall): -Wall does not imply -Wwhite-space.
4357 2001-04-17 Zack Weinberg <zackw@stanford.edu>
4359 * dbxout.c (dbxout_init): If DBX_OUTPUT_GCC_MARKER is defined,
4360 use it instead of blindly generating a .stabs.
4361 * xcoffout.h: Define DBX_OUTPUT_GCC_MARKER so we put the type
4363 * xcoffout.c: Don't bother defining default for N_CATCH.
4364 (UNKNOWN_STAB): Use internal_error.
4365 (stab_to_sclass): Remove now-unnecessary aborts.
4366 Remove #if 0'ed case N_BROWS. Add #ifdef N_OPT block.
4368 Tue Apr 17 21:41:11 2001 Jeffrey A Law (law@cygnus.com)
4370 * jump.c (mark_all_labels): Canonicalize the tail recursion
4371 label attached to CALL_PLACEHOLDER insns.
4373 2001-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4375 * output.h (dump_flow_info, free_basic_block_vars,
4376 which_alternative): Delete redundant prototypes.
4378 * rtl.h (bss_section): Likewise.
4380 2001-04-17 Loren J. Rittle <ljrittle@acm.org>
4382 * dbxout.c (N_OPT): Define if not available from <stab.h>
4384 2001-04-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
4386 * vax.h (PROMOTE_PROTOTYPES): Define for compatibility with system
4387 libraries and native K&R compilers.
4389 2001-04-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4391 * c-typeck.c (convert_arguments): Don't check for width changes
4394 * invoke.texi (-Wtraditional): Update documentation.
4396 2001-04-16 Zack Weinberg <zackw@stanford.edu>
4398 * toplev.c (output_lang_identify): Delete.
4399 (compile_file): Don't call ASM_IDENTIFY_GCC or ASM_IDENTIFY_LANGUAGE.
4400 Don't generate gcc2_compiled. label. Don't emit a nop if profiling.
4401 If IDENT_ASM_OP is defined, emit an .ident "GCC (GNU) <version>"
4402 after calling ASM_FILE_END.
4404 * dbxout.c (dbxout_init): Don't call ASM_IDENTIFY_GCC_AFTER_SOURCE.
4405 Instead, unconditionally emit an N_OPT stab with string equal
4406 to STABS_GCC_MARKER, which defaults to "gcc2_compiled."
4408 * defaults.h: Don't provide default for ASM_IDENTIFY_LANGUAGE.
4410 * config/dbxelf.h, config/freebsd.h, config/nextstep.h,
4411 config/psos.h, config/ptx4.h, config/1750a/1750a.h,
4412 config/alpha/alpha.h, config/alpha/elf.h, config/arc/arc.h,
4413 config/arm/aof.h, config/arm/coff.h, config/arm/elf.h,
4414 config/arm/linux-elf.h, config/avr/avr.h, config/d30v/d30v.h,
4415 config/dsp16xx/dsp16xx.h, config/h8300/h8300.h,
4416 config/i370/i370.h, config/i386/beos-elf.h,
4417 config/i386/osf1elf.h, config/i386/osfrose.h,
4418 config/ia64/sysv4.h, config/m68k/3b1.h, config/m68k/auxgas.h,
4419 config/m68k/crds.h, config/m68k/hp320.h, config/m68k/m68kv4.h,
4420 config/m68k/mot3300.h, config/m68k/news.h, config/m68k/sgs.h,
4421 config/m68k/tower-as.h, config/mcore/mcore-elf.h,
4422 config/mips/iris6.h, config/mips/osfrose.h,
4423 config/mips/sni-svr4.h, config/pa/som.h, config/pdp11/pdp11.h,
4424 config/sparc/sp64-elf.h:
4425 Delete definitions of any or all of: ASM_IDENTIFY_GCC,
4426 ASM_IDENTIFY_GCC_AFTER_SOURCE, and ASM_IDENTIFY_LANGUAGE.
4428 * config/elfos.h, config/freebsd.h, config/linux.h,
4429 config/alpha/elf.h, config/arm/linux-elf.h, config/i386/i386elf.h,
4430 config/i386/ptx4-i.h, config/mips/gnu.h, config/mips/linux.h,
4431 config/sparc/linux.h, config/sparc/linux64.h: Delete definitions
4432 of ASM_FILE_START which merely emit a .version directive. Delete
4433 definitions of ASM_FILE_END which merely emit an .ident directive.
4435 * config/avr/avr.h, config/vax/vax.h: Delete definition of
4436 ASM_IDENTIFY_GCC and move part of its logic into
4439 * config/i386/att.h, config/i386/gas.h, config/i386/linux.h,
4440 config/sparc/linux-aout.h: Don't emit .version directive in
4443 * config/i386/dgux.c, config/m88k/m88k.c, config/sh/sh.c
4444 (output_file_start): Correct comment.
4446 * config/i386/osfrose.h: Don't emit trailing .ident directive.
4447 * config/m68k/mot3300.h: Override STABS_GCC_MARKER to "gcc2_compiled%"
4449 * config/pa/lib2funcs.asm: Delete gcc_compiled. label.
4450 * config/rs6000/aix.h: Correct comment.
4452 * config/i386/i386afe.h: Delete.
4453 * config.gcc: Remove references to i386afe.h.
4455 * tm.texi: Delete documentation of ASM_IDENTIFY_GCC. The
4456 other macros deleted by this patch were undocumented.
4458 Mon Apr 16 08:03:48 2001 Jeffrey A Law (law@cygnus.com)
4460 * pa.md (reload_outdi): Operand 0 must be a non hard register.
4462 * pa.c (secondary_reload_class): SAR<->FP copies require a
4465 * install.texi (mips-mips-bsd): Update list of functions
4466 required to include memmove.
4467 * tm.texi (TARGET_MEM_FUNCTIONS): Update list of implicitly
4468 used functions to include memmove.
4470 2001-04-15 Toon Moene <toon@moene.indiv.nluug.nl>
4472 * i386.md (sqrtdf2): SFmode should be DFmode.
4474 2001-04-15 Alexandre Oliva <aoliva@redhat.com>
4476 * gcse.c (compute_ld_motion_mems): ASM outputs aren't moveable.
4477 (find_moveable_store): Likewise.
4479 2001-04-15 Jim Wilson <wilson@redhat.com>
4481 * function.c (expand_function_end): Handle PARALLEL real_decl_rtl.
4483 Sat Apr 14 16:24:19 CEST 2001 Jan Hubicka <jh@suse.cz>
4485 * i386.md (ashldi3_1_rex64): Add 'J' to the constraints
4486 (ashrdi3_1_rex64): Change 'n' constraint to 'J'.
4488 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
4490 * config/mn10300/mn10300.md (cmpsi): Tell reload to disregard the
4493 2001-04-14 Alan Modra <amodra@one.net.au>
4495 * pa.c (force_mode): New function.
4496 (emit_move_sequence): Use it instead of generating new rtx_REGs.
4498 2001-04-13 Jim Wilson <wilson@redhat.com>
4500 * config/ia64/ia64.c (ia64_expand_epilogue): Emit alloc if sibcall_p.
4501 (first_instruction): New static variable.
4502 (rtx_needs_barrier): Return 1 for alloc.
4503 (init_insn_group_barriers): Set first_instruction.
4504 (rws_sum): Delete duplicate definition.
4505 (group_barrier_needed_p): Return 0 when first_instruction true.
4506 (safe_group_barrier_needed_p): Save and restore first_instruction
4507 around group_barrier_needed_p call.
4509 Fri Apr 13 21:40:28 2001 Loren J. Rittle <ljrittle@acm.org>
4511 * expr.h (enum libfunc_index): Add LTI_memmove.
4512 (memmove_libfunc): Define macro.
4513 * optabs.c (init_optabs): Initialize memmove_libfunc.
4514 * expr.c (expand_assignment): Use memmove_libfunc instead of
4517 2001-04-13 Alan Modra <alan@linuxcare.com.au>
4519 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Disallow PIC LO_SUM
4522 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4524 * Makefile.in (reg-stack.o): Depend on reload.h.
4525 (insn-attrtab.o): Depend on flags.h.
4527 * genattrtab (main): Include flags.h in insn-attrtab.c.
4529 * reg-stack.c: Include reload.h.
4531 * sparc.h (flag_pic): Delete redundant declaration.
4533 * output.h (flag_pic): Likewise.
4535 * tree.h (pedantic): Likewise.
4537 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4539 * Makefile.in (toplev.o, jump.o, regmove.o): Depend on reload.h
4541 * jump.c, regmove.c, toplev.c: Include reload.h.
4543 * reload.h (reload_cse_regs): Declare.
4545 * rtl.h (find_equiv_reg, operands_match_p, safe_from_earlyclobber,
4546 reload_cse_regs, init_reload, mark_home_live, reload,
4547 init_caller_save): Delete redundant prototypes.
4549 2001-04-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4551 * Makefile.in (ssa.o, regclass.o): Depend on $(EXPR_H).
4553 * regclass.c, ssa.c: Include expr.h.
4555 * rtl.h (memory_address, force_reg, emit_queue, emit_move_insn,
4556 gen_move_insn): Delete redundant declarations.
4558 2001-04-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4560 * Makefile.in (CFLAGS, BOOT_CFLAGS): Partly revert 2000-10-27 patch.
4561 (stage1_build): Instead pass down STAGE1_CFLAGS here. Pass down
4562 MAKEINFO and MAKEINFOFLAGS too.
4563 (stage4_build): Correctly order -B flags.
4565 2001-04-13 Alan Modra <amodra@one.net.au>
4567 * pa.c (hppa_init_pic_save): Set rtx_unchanging for
4568 PIC_OFFSET_TABLE_SAVE_RTX.
4569 (zdepi_cint_p): Describe zdepi insn.
4570 Formatting and white space fixes throughout file.
4572 * pa.c (uint32_operand): Don't use long constant >= 2^32.
4573 (emit_move_sequence): Use HOST_WIDE_INT constants. Don't worry
4574 about 32->64 bit sign extension if 32 bit HOST_WIDE_INTs.
4575 (compute_movstrsi_length): Make `align' unsigned to avoid warning.
4576 (output_64bit_and): Use plain `int's for shift counts.
4577 (output_64bit_ior): Likewise.
4578 (function_arg_partial_nregs): Use unsigned vars to avoid warnings.
4579 * pa.h (CONST_OK_FOR_LETTER_P): Use HOST_WIDE_INT constants for case
4582 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define to 1.
4583 * pa-hpux11.h (NEW_HP_ASSEMBLER): Likewise.
4584 * pa.h (LEGITIMATE_CONSTANT_P) Collapse two defines depending on
4585 NEW_HP_ASSEMBLER into one. Kill warnings.
4587 * pa-gas.h: Delete file.
4588 * config.gcc: Match `parisc' as well as `hppa' for cpu_type=pa.
4589 Add new targets hppa*64*-*-linux* and parisc*64*-*-linux*. Update
4590 hppa*-*-linux*. For all pa targets, remove pa/gas.h from tm_file,
4591 instead setting MASK_GAS | MASK_JUMP_IN_DELAY in target_cpu_default2.
4593 * config/pa/mill32.S: New file.
4594 * config/pa/mill64.S: New file.
4595 * config/pa/t-linux (LIBGCC1, CROSS_LIBGCC1, LIB1ASMFUNCS,
4596 LIB1ASMSRC, CRTSTUFF_T_CFLAGS_S, TARGET_LIBGCC2_CFLAGS): Define.
4597 * config/pa/t-linux64: New file.
4598 * config/pa/t-pa64 (CROSS_LIBGCC1): Change to libgcc1-asm.a
4599 (LIB1ASMFUNCS, LIB1ASMSRC): Define.
4600 (TARGET_LIBGCC2_CFLAGS): Add -Dpa64=1 -DELF=1.
4602 * elfos.h (SELECT_SECTION): Undef before defining.
4603 * pa-linux.h (LINUX_DEFAULT_ELF, PTRDIFF_TYPE, CPP_SPEC): Remove.
4604 (LIB_SPEC): Remove -lmilli.
4605 (DBX_REGISTER_NUMBER): Remove.
4606 (PREFERRED_DEBUGGING_TYPE, DWARF2_ASM_LINE_DEBUG_INFO,
4607 (DWARF2_UNWIND_INFO, ASM_SPEC, LINK_SPEC, FUNCTION_OK_FOR_SIBCALL,
4608 NO_PROFILE_COUNTERS, SELECT_RTX_SECTION, INCOMING_RETURN_ADDR_RTX,
4609 DWARF_FRAME_RETURN_COLUMN, STRING_ASM_OP, TEXT_SECTION_ASM_OP,
4610 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, ASM_FILE_START,
4611 ASM_OUTPUT_DEF, ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT,
4612 ASM_OUTPUT_LABEL, ASM_GLOBALIZE_LABEL, ASM_DECLARE_FUNCTION_NAME,
4613 TARGET_GAS): Define.
4614 * pa.c (output_arg_descriptor): Disable for TARGET_ELF32.
4615 (function_arg): If TARGET_ELF32, pass fp args in both general and fp
4616 regs if we don't have a prototype.
4617 * pa.md (canonicalize_funcptr_for_compare): Not for TARGET_ELF32.
4618 * pa.h (TARGET_ELF32): Default to 0 if undefined.
4619 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX,
4620 EH_RETURN_HANDLER_RTX): Define.
4621 * pa32-regs.h (DBX_REGISTER_NUMBER): Remove unnecessary test.
4622 (DWARF_FRAME_REGNUM): Define.
4623 * pa64-regs.h (DWARF_FRAME_REGNUM): Define.
4624 * pa32-linux.h: New file.
4625 * pa64-linux.h: New file.
4627 * pa-64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
4628 (ASM_OUTPUT_DOUBLE_INT): Format, protect macro with do..while.
4629 (LINK_SPEC, LIB_SPEC, MD_EXEC_PREFIX, MD_STARTFILE_PREFIX,
4630 NEW_HP_ASSEMBLER, ASM_FILE_START, OBJECT_FORMAT_ELF,
4631 DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_FORMAT,
4632 DWARF2_ASM_LINE_DEBUG_INFO, USE_CONST_SECTION, CONST_SECTION_ASM_OP,
4633 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
4634 FINI_SECTION_ASM_OP, EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
4635 READONLY_DATA_SECTION, CONST_SECTION_FUNCTION, CTORS_SECTION_FUNCTION,
4636 DTORS_SECTION_FUNCTION, ASM_OUTPUT_SECTION_NAME, MAKE_DECL_ONE_ONLY,
4637 UNIQUE_SECTION_P, UNIQUE_SECTION, INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
4638 ASM_OUTPUT_DESTRUCTOR, TYPE_ASM_OP, SIZE_ASM_OP, ASM_WEAKEN_LABEL,
4639 TYPE_OPERAND_FMT, ASM_DECLARE_RESULT): Move to..
4640 * pa64-hpux.h: New file.
4641 (ASM_FILE_START): Correct typo.
4642 (PREFERRED_DEBUGGING_FORMAT): Rename to PREFERRED_DEBUGGING_TYPE.
4643 * config.gcc: Modify for above.
4645 Fri Apr 13 00:09:22 EDT 2001 John Wehle (john@feith.com)
4647 * jump.c (jump_optimize_1): Don't delete dead stores here.
4648 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns
4649 prior to running jump optimize before cse2.
4651 2001-04-12 Richard Henderson <rth@redhat.com>
4653 * Makefile.in (regmove.o): Depend on except.h.
4654 * regmove.c: Include it.
4656 2001-04-12 Stan Shebs <shebs@apple.com>
4658 * objc/objc-act.c: Remove all code ifdefed with the never-used
4659 macro OBJC_INT_SELECTORS.
4660 * config/d30v/d30v.h: Remove commented-out ref to OBJC_INT_SELECTORS.
4661 * tm.texi: Remove doc for OBJC_INT_SELECTORS.
4663 Thu Apr 12 18:13:37 2001 Rodney Brown <RodneyBrown@mynd.com>
4665 * config/pa/quadlib.c: Add prototypes.
4667 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4669 * bitmap.h (debug_bitmap): Delete redundant prototype.
4671 * rtl.h (get_frame_size): Likewise.
4673 2001-04-12 Jim Wilson <wilson@redhat.com>
4675 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Simplify
4676 to just emit an fnorm.
4678 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4680 * c-common.h (truthvalue_conversion, type_for_mode,
4681 type_for_size): Delete redundant declarations.
4683 * c-lex.h (is_class_name): Likewise.
4685 * c-tree.h (pedantic, convert, getdecls, gettags,
4686 global_bindings_p, init_decl_processing, insert_block,
4687 maybe_build_cleanup, poplevel, print_lang_decl,
4688 print_lang_identifier, print_lang_type, pushdecl, pushlevel,
4689 set_block, incomplete_type_error, build_function_call,
4690 lvalue_or_else, mark_addressable): Likewise.
4692 * expr.h (expand_tree_builtin): Likewise.
4694 2001-04-12 Mark Mitchell <mark@codesourcery.com>
4696 * invoke.texi: Document --param max-gcse-memory.
4698 2001-04-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4700 * configure.in (errno): Check for declaration.
4701 * configure, config.in: Regenerated.
4703 * system.h (errno): Only declare if not already done.
4705 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
4707 * recog.c (general_operand, immediate_operand,
4708 nonmemory_operand): Require CONST_INTs to be sign-extended
4709 values for their modes.
4711 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
4713 * expmed.c (store_bit_field): Truncate CONST_INTs.
4714 (expand_mult_highpart, expand_divmod): Likewise.
4715 * expr.c (convert_modes, store_field): Likewise.
4716 * integrate.c (expand_inline_function): Use promote_mode() to
4717 determine whether to convert_modes() an argument as signed
4719 * optabs.c (expand_binop): Get CONST_INT operands
4720 sign-extended for their appropriate modes.
4721 * stmt.c (emit_case_nodes): Convert node values to the
4723 (expand_end_case): Convert minval and range to the appropriate
4725 * unroll.c (loop_iterations): Truncate abs_diff to the mode of
4726 the iteration variable.
4727 * varasm.c (immed_double_const): Don't require words to be
4728 narrower than host wide ints to properly sign-extend
4731 2001-04-12 kaz Kojima <kkojima@rr.iij4u.or.jp>
4733 * sh.md (builtin_setjmp_receiver): New expander.
4735 2001-04-12 David Edelsohn <dje@watson.ibm.com>
4737 * config/rs6000/rs6000.c (rs6000_emit_move): Do not
4738 special-case HOST_BITS_PER_WIDE_INT != 32. Use same criteria
4739 for generating CONST_INT and CONST_DOUBLE.
4741 2001-04-12 Alexandre Oliva <aoliva@redhat.com>
4743 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
4744 already sign-extended.
4745 (rs6000_emit_prologue): Make register iterator signed.
4746 (rs6000_emit_epilogue): Likewise.
4747 * config/rs6000/rs6000.md (addsi3, adddi3): Sign-extend high
4749 (movsf split, movdf split): Sign-extend CONST_INTs.
4750 (movdi splits): Likewise.
4752 2001-04-12 Kelley Cook <kelley.cook@home.com>
4754 * config-lang.in (lang_dirs): Add in zlib.
4756 2001-04-11 Alexandre Oliva <aoliva@redhat.com>
4758 * config/i386/i386.md: Apply trunc_int_for_mode() to GEN_INT
4759 operands that make it to RTL.
4761 2001-04-11 Stan Shebs <shebs@apple.com>
4763 Add Darwin (Mac OS X kernel) native support.
4764 * config.gcc (powerpc-*-darwin*): Add native bits.
4765 * config/darwin.c: New file, generic Darwin support functions.
4766 * config/darwin.h: New file, generic Darwin definitions.
4767 * config/darwin-protos.h: New file, generic Darwin prototypes.
4768 * rs6000/darwin.h: New file, Darwin for PowerPC.
4769 * rs6000/t-darwin: New file, Darwin makefile fragment.
4770 * rs6000/rs6000.h (OBJECT_MACHO): New macro.
4771 (TARGET_MACHO): Ditto.
4772 (rs6000_abi): Add ABI_DARWIN.
4773 (RS6000_REG_SAVE): Add ABI_DARWIN case.
4774 (RS6000_SAVE_AREA): Ditto.
4775 (FP_ARG_MAX_REG): Ditto.
4776 (RETURN_ADDRESS_OFFSET): Ditto.
4777 * rs6000/rs6000.c (rs6000_legitimize_address): Add TARGET_MACHO
4779 (rs6000_emit_move): Add ABI_DARWIN cases.
4780 (print_operand): Ditto.
4781 (first_reg_to_save): Ditto.
4782 (rs6000_stack_info): Ditto, also align stack by 16 instead of 8.
4783 (debug_stack_info): Ditto.
4784 (rs6000_emit_prologue): Ditto.
4785 (rs6000_emit_epilogue): Ditto.
4786 (output_profiler_hook): Ditto.
4787 (output_function_profiler): Ditto.
4788 (rs6000_add_gc_roots): Call machopic_add_gc_roots if TARGET_MACHO.
4789 (output_mi_thunk): Add TARGET_MACHO case.
4790 (add_compiler_stub): Ditto.
4791 (output_compiler_stub): Ditto.
4792 (no_previous_def): Ditto.
4793 (output_call): Ditto.
4794 (machopic_output_stub): Ditto.
4795 (rs6000_machopic_legitimize_pic_address): Ditto.
4796 (toc_section): Ditto.
4797 * rs6000/rs6000.md (addsi3_high): New TARGET_MACHO pattern.
4798 (macho_high): Ditto.
4801 (load_macho_picbase): Ditto.
4802 (call): Add TARGET_MACHO case to modify function.
4803 (call_value): Ditto.
4804 (call_nonlocal_sysv): Add ABI_DARWIN case.
4805 (call_value_nonlocal_sysv): Ditto.
4806 * rs6000/rs6000-protos.h (rs6000_machopic_legitimize_pic_address):
4808 (machopic_output_stub): Ditto.
4809 * ginclude/stddef.h: Test _BSD_WCHAR_T_DEFINED_.
4811 2001-04-11 Mark Mitchell <mark@codesourcery.com>
4813 * dwarf2out.c (modified_type_die): Don't create new types here.
4814 * tree.h (get_qualified_type): New function.
4815 (build_qualified_type): Adjust comment.
4816 * tree.c (get_qualified_type): New function.
4817 (build_qualified_type): Use it.
4819 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4821 * cpp.texi (-Wtraditional): Update description.
4823 * invoke.texi (-Wtraditional): Likewise.
4825 2001-04-11 Jim Wilson <wilson@redhat.com>
4827 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Return 128 if argument
4828 requires more than 64 bits of alignment.
4830 2001-04-11 Neil Booth <neil@daikokuya.demon.co.uk>
4832 * cpplib.c (do_line): Sanity check iff enable checking.
4834 2001-04-11 Richard Henderson <rth@redhat.com>
4836 * Makefile.in (insn-recog.o): Depend on toplev.h.
4837 (insn-emit.o, doloop.o): Likewise.
4838 * genrecog.c, genemit.c: Include toplev.h in generated file.
4839 * doloop.c: Include toplev.h.
4841 2001-04-11 Mark Mitchell <mark@codesourcery.com>
4843 * Makefile.in (gcse.o): Depend on params.h.
4844 * gcse.c: Include params.h.
4845 (gcse_main): Don't do GCSE if doing so will take inordinate
4847 * params.def (PARAM_MAX_GCSE_MEMORY): New parameter.
4848 * params.h (MAX_GCSE_MEMORY): New macro.
4850 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4852 * Makefile.in (insn-output.o): Depend on $(EXPR_H).
4854 * genoutput.c (output_prologue): Include expr.h in insn-output.c.
4856 2001-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4858 * output.h (assemble_real): Declare if REAL_VALUE_TYPE is defined.
4860 * real.h (ereal_atof, real_value_truncate, target_isnan,
4861 target_isinf, target_negative, assemble_real, debug_real): Delete
4862 redundant prototypes.
4864 * Makefile.in (ifcvt.o): Depend on toplev.h.
4866 * c-semantics.c: Include expr.h.
4868 * ifcvt.c: Include toplev.h.
4870 * expr.h (rtx_equal_p): Delete prototype.
4872 * rtl.h (exact_log2_wide, floor_log2_wide, permalloc,
4873 protect_from_queue, gen_jump, gen_beq, gen_bge, gen_ble,
4874 eliminate_constant_term, expand_complex_abs, find_single_use,
4875 make_tree, init_expr_once, init_optabs, supports_one_only):
4878 * tree.h (exact_log2_wide, floor_log2_wide, expand_null_return,
4879 rest_of_type_compilation, emit_queue, do_pending_stack_adjust,
4880 expand_assignment, store_expr, emit_line_note_after,
4881 emit_line_note_force, split_specs_attrs, label_rtx): Likewise.
4883 * toplev.h (exact_log2_wide, floor_log2_wide): Add prototype.
4885 * sparc-protos.h: Delete redundant prototypes.
4887 2001-04-11 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
4889 * reload.c (push_reload): Add condition missed in SUBREG byte
4892 Wed Apr 4 00:28:23 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4894 * sparc/sol2-sld-64.h (STARTFILE_SPEC): Added missing blank.
4896 Wed Apr 11 14:06:10 CEST 2001 Jan Hubicka <jh@suse.cz>
4898 * i386.md (floatsisf_sse): Fix output template
4899 * i386.c (ix86_expand_fp_movcc)
4901 * reg-stack.c (emit_pop_insn): Handle complex modes.
4902 (move_for_stack_reg): Emit proper move mode.
4903 (subst_stack_regs_pat): Handle complex modes.
4905 2001-04-11 Jakub Jelinek <jakub@redhat.com>
4907 * cpplex.c (_cpp_lex_token): Only warn if -Wcomment.
4909 2001-04-10 Richard Henderson <rth@redhat.com>
4911 * libgcc2.h (__terminate_func_ptr): Remove typedef.
4912 (__pure_virtual, __terminate, __terminate_set_func,
4913 __default_terminate, __throw_type_match, __empty,
4914 __get_eh_context, __get_eh_info, __get_dynamic_handler_chain,
4915 __eh_rtime_match, __unwinding_cleanup, __rethrow,
4916 __sjthrow, __sjpopnthrow, __eh_alloc, __eh_free):
4917 Remove prototypes of deleted functions.
4919 2001-04-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4921 * c-typeck.c (convert_arguments): -Wtraditional now activates
4922 -Wconversion warnings, except for changes in signed-ness.
4923 Detect complex<->int & int<->complex conversions as well.
4925 * invoke.texi (-Wtraditional): Document it.
4927 Tue Apr 10 17:45:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4929 * gcse.c (update_ld_motion_stores): Don't use variable I for an insn.
4930 * flow.c (set_block_for_new_insns): Remove needless cast and
4931 properly check for unset block number.
4933 2001-04-10 Andrew MacLeod <amacleod@redhat.com>
4935 * function.c (purge_single_hard_subreg_set): Only check REGNO if
4936 the subreg was a hard register. Pseudos are left as subregs.
4938 2001-04-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4940 * Makefile.in (LIB2FUNCS_STATIC_EXTRA): New macro.
4941 (LIB2ADD_ST): New macro, pass it to mklibgcc.
4942 * mklibgcc.in (libgcc2_st_objs): New variable, set it from LIB2ADD_ST.
4943 (libgcc_st_objs): New, set from libgcc2_st_objs. Use it for libgcc.a.
4944 * config/rs6000/t-ppccomm (LIB2FUNCS_STATIC_EXTRA): New macro.
4946 2001-04-09 Bo Thorsen <bo@suse.co.uk>
4948 * config/i386/i386.md: "TARGET_64BIT && TARGET_64BIT": Removed one.
4950 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4952 * output.h (set_block_num): Missed it earlier, remove deprecated
4955 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4957 * gcse.c (oprs_unchanged_p): Pass basic_block to load_killed_in_block_p.
4958 (load_killed_in_block_p): Change bb parameter from int to basic_block.
4959 (oprs_not_set_p): Pass basic_blocks instead of ints as parameters.
4960 (handle_rd_kill_set): Change bb parameter from int to basic_block.
4961 (compute_kill_rd): Pass basic_blocks instead of ints as parameters.
4962 (expr_killed_p): Change bb parameter from int to basic_block, pass
4963 basic_blocks instead of ints as parameters.
4964 (compute_ae_kill): Pass basic_blocks instead of ints as parameters.
4965 (expr_reaches_here_p_work, expr_reaches_here_p): Change bb parameter
4966 from int to basic_block, pass basic_blocks instead of ints as parms.
4967 (pre_expr_reaches_here_p_work, pre_expr_reaches_here_p): Change bb
4968 parameter from int to basic_block, pass basic_blocks instead of ints.
4969 (process_insert_insn): Pass basic_blocks instead of ints as parameters.
4970 (insert_insn_end_bb): Change bb parameter from int to basic_block,
4971 pass basic_blocks instead of ints.
4972 (pre_edge_insert, pre_insert_copy_insn, pre_insert_copies): Pass
4973 basic_blocks instead of ints as parameters.
4974 (pre_delete): Pass basic_blocks instead of ints as parameters.
4975 (hoist_expr_reaches_here_p): Change bb parameter from int to
4976 basic_block, pass basic_blocks instead of ints.
4977 (hoist_code): Pass basic_blocks instead of ints as parameters.
4978 (reg_set_info, store_ops_ok, store_killed_after, store_killed_before):
4979 Change bb parameter from int to basic_block.
4980 (build_store_vectors): Pass basic_blocks instead of ints as parameters.
4981 (insert_insn_start_bb): Change bb parameter from int to basic_block,
4982 pass basic_blocks instead of ints.
4983 (insert_store): Pass basic_blocks instead of ints as parameters.
4984 (replace_store_insn, delete_store): Change bb parameter from int to
4985 basic_block, pass basic_blocks instead of ints.
4986 (store_motion): Pass basic_blocks instead of ints as parameters.
4988 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
4990 * basic-block.h (set_new_block_for_insns): New Prototype.
4991 (set_block_num): Delete prototype.
4992 * flow.c (set_block_num): Remove obsolete function.
4993 (set_block_for_new_insns): Set BB for single or multiple insns.
4994 * gcse.c (handle_avail_expr): Use set_block_for_new_insns.
4995 (process_insn_end_bb): Use set_block_for_new_insns or
4996 set_block_for_insn instead of set_block_num.
4997 (pre_insert_copy_insn): Use set_block_for_new_insns.
4998 (update_ld_motion_stores): Use set_block_for_new_insns.
4999 (insert_insn_start_bb): Use set_block_for_new_insns.
5000 (replace_store_insn): Use set_block_for_new_insns.
5002 2001-04-09 Andrew MacLeod <amacleod@redhat.com>
5003 Jeff Law <law@redhat.com>
5005 * alias.c (get_addr): Externalize.
5006 (canon_true_dependence): New function. Behaves like true_dependance
5007 except it already assumes a MEM has been canonicalized.
5008 * flags.h (flag_gcse_lm, flag_gcse_sm): New optimization flags.
5009 * gcse.c (struct ls_expr): Add load/store expressions structure.
5010 (modify_mem_list, canon_modify_mem_list): New variable.
5011 (gcse_main): Initialize & finalize alias analysis. Use enhanced
5012 load motion and store motion if requested.
5013 (alloc_gcse_mem): Allocate space for modify_mem_list array.
5014 (free_gcse_mem): Free the modify_mem_list array.
5015 (oprs_unchanged_p): Use load_killed_in_block_p.
5016 (gcse_mems_conflict_p, gcse_mem_operand): New variables.
5017 (mems_conflict_for_gcse_p): New function. Don't kill loads
5018 with stores to themselves if its in the load/store expression list.
5019 (load_killed_in_block_p): New function.
5020 (canon_list_insert): New Function.
5021 (record_last_mem_set_info): Keep a list of all instructions which
5022 can modify memory for each basic block.
5023 (compute_hash_table, reset_opr_set_tables): Clear modify_mem_list.
5024 (oprs_not_set_p): Use load_killed_in_block_p.
5025 (mark_call, mark_set, mark_clobber): Use record_last_mem_set_info.
5026 (expr_killed_p): Use load_killed_in_block_p.
5027 (compute_transp): Do not pessimize memory references.
5028 (pre_edge_insert): Update stores for a load motion expression.
5029 (one_pre_gcse_pass): Check loads/stores for extra load motion.
5030 (ldst_entry): Find or create a ldst_expr structure.
5031 (free_ldst_entry): Free memory for an individual item.
5032 (free_ldst_mems): Free entire load/store expression list.
5033 (print_ldst_list): Print debug info.
5034 (find_rtx_in_ldst): Try to find an rtx expression in the ldst list.
5035 (enumerate_ldsts): Assign integer values to each entry in list.
5036 (first_ls_expr): First expression in the list.
5037 (next_ls_expr): Next expression in the list.
5038 (simple_mem): Check if expression qualifies for ld/st expression list.
5039 (invalidate_any_buried_refs): Remove from expression list if its
5040 used in some other way we dont understand.
5041 (compute_ld_motion_mems): Find all potential enhanced load motion
5043 (trim_ld_motion_mems): Remove any expressions which are invalid.
5044 (update_ld_motion_stores): Copy store values to registers for loads
5045 which have been moved.
5046 (regvec, st_antloc, num_store): New global statics.
5047 (reg_set_info): Marks registers as set.
5048 (store_ops_ok): Verfies registers expressions are valid in a block.
5049 (find_moveable_store): Look for moveable stores in a pattern.
5050 (compute_store_table): Find stores in a function worth moving, maybe.
5051 (load_kills_store): Check dependance of a load and store.
5052 (find_loads): Find any loads in a pattern.
5053 (store_killed_in_insn): Check if a store is killed in an insn.
5054 (store_killed_after): Check is store killed after an insn in a block.
5055 (store_killed_before): Check is store killed before an insn in a block.
5056 (build_store_vectors): Generate the antic and avail vectors.
5057 (insert_insn_start_bb): Insert at the start of a BB, update BLOCK_HEAD.
5058 (insert_store): Add a store to an edge.
5059 (replace_store_insn): Replace a store with a SET insn.
5060 (delete_store): Delete a store insn.
5061 (free_store_memory): Free memory.
5062 (store_motion): Perform store motion.
5063 * invoke.texi: Add documentation for -fcse-lm and -fgcse-sm.
5064 * rtl.h (get_addr, canon_true_dependence): Add prototypes.
5065 * toplev.c (flag_gcse_lm, flag_gcse_sm): New Variables.
5066 (f_options): Add gcse-lm and gcse-sm.
5068 Mon Apr 9 16:18:03 CEST 2001 Jan Hubicka <jh@suse.cz>
5070 * i386.c (expand_fp_movcc): Fix condition reversal code.
5072 * i386.c (ix86_register_move_cost): Fix handling of reformating penalty
5073 * i386.h (INTEGER_CLASS_P, MAYBE_INTEGER_CLASS_P): New.
5074 (CLASS_MAX_NREGS): Use it.
5076 * i386.h (HARD_REGNO_NREGS): Handle properly TF and TCmodes on 64bit;
5077 handle properly complex values.
5078 (CLASS_MAX_NREGS): Likewise; update comment.
5080 2001-04-05 Bernd Schmidt <bernds@redhat.com>
5082 * ia64.c (ia64_flag_schedule_insns2): New variable.
5083 (ia64_override_options): Initialize it. Clear
5084 flag_schedule_insns_after_reload.
5085 (ia64_reorg): Only do scheduling if ia64_flag_schedule_insns2.
5087 Mon Apr 9 15:09:13 CEST 2001 Jan Hubicka <jh@suse.cz>
5089 * i386.md (truncdfsf2_*): Add i387->int/sse reg alternatives;
5090 Do not require source to match destination anymore;
5091 Add abort to the nontrivial cases that should be handled by split.
5092 (fix_trunc?fdi): Add SSE case for x86_64.
5093 (floatdi?f): Likewise.
5094 (floatdi?f_sse): New.
5095 (fix_trunc?fdi_sse): New.
5097 2001-04-09 Richard Sandiford <rsandifo@redhat.com>
5099 * dwarfout.c (DEBUG_ARANGES_BEGIN_LABEL): New label.
5100 (DEBUG_ARANGES_END_LABEL): Ditto.
5101 (dwarfout_init): Generate length and version fields at the start
5102 of the .debug_aranges info. Insert DEBUG_ARANGES_BEGIN_LABEL
5103 after the length field.
5104 (dwarfout_finish): Insert DEBUG_ARANGED_END_LABEL at the end of
5105 the .debug_aranges info.
5107 Sun Apr 8 00:43:27 CEST 2001 Jan Hubicka <jh@suse.cz>
5109 * i386.c (call, call_value): Make sure that resulting call_insn
5110 does have proper second operand.
5112 Sun Apr 8 22:50:49 2001 Christopher Faylor <cgf@cygnus.com>
5114 * config/i386/xm-cygwin.h (GET_ENV_PATH_LIST): Eliminate obsolete
5115 function. Remove include of sys/cygwin.h.
5117 Sun Apr 8 22:20:27 2001 Christopher Faylor <cgf@cygnus.com>
5119 * config/i386/cygwin.h (STARTFILE_SPEC): search */lib/w32api by default.
5120 (CPP_SPEC): Always search */include/w32api for header files.
5121 (ASM_OUTPUT_SECTION_NAME): Avoid testing NULL DECL.
5122 (LINK_SPEC): Add "cyg" to the library search prefixes.
5124 2001-04-08 Philip Blundell <philb@gnu.org>
5126 * config/arm/arm.h (ASM_OUTPUT_LABELREF): Use asm_fprintf.
5128 2001-04-08 Neil Booth <neil@daikokuya.demon.co.uk>
5130 * cpperror.c (print_location): Don't special case <stdin>.
5131 (_cpp_begin_message): Handle WARNING_SYSHDR the same as
5132 WARNING, but we don't check if we're in system headers.
5133 * cpplib.h (enum error_type): WARNING_SYSHDR: New.
5134 * cpplib.c (do_warning): Warn in system headers.
5136 2001-04-07 Mumit Khan <khan@NanoTech.Wisc.EDU>
5138 * mbchar.c: Include config.h first.
5140 2001-04-07 Zack Weinberg <zackw@stanford.edu>
5142 * config.gcc: Set default for xmake_file at top, not bottom.
5143 Change places that set xmake_file to "none" to set to the
5144 empty string instead, or remove them entirely if there is no
5145 default xmake_file for this cpu_type. Remove references to
5148 * config/x-lynx, config/convex/x-convex, config/elxsi/x-elxsi,
5149 config/i386/x-isc, config/i386/x-isc3, config/i386/x-ncr3000,
5150 config/i386/x-next, config/i386/x-sco, config/i386/x-sysv3,
5151 config/i386/x-vsta, config/i860/x-sysv4, config/m68k/x-amix,
5152 config/m68k/x-apollo68, config/m68k/x-ccur, config/m68k/x-crds,
5153 config/m68k/x-hp2bsd, config/m68k/x-mot3300, config/m68k/x-mot3300-gas,
5154 config/m68k/x-tower, config/m88k/x-sysv4, config/mips/x-dec-osf1,
5155 config/mips/x-sni-svr4, config/mips/x-ultrix, config/romp/x-mach,
5156 config/romp/x-romp, config/rs6000/x-beos, config/rs6000/x-lynx,
5157 config/rs6000/x-mach, config/rs6000/x-sysv4, config/sparc/x-sysv4:
5160 * config/a29k/x-unix, config/i386/x-aix, config/i386/x-osf1elf,
5161 config/i386/x-osfrose, config/m68k/x-dpx2, config/mips/x-iris3,
5162 config/mips/x-mips, config/mips/x-osfrose, config/mips/x-sony,
5163 config/mips/x-sysv, config/rs6000/x-aix31:
5164 Just set CLIB to -lld or -lmld, as appropriate.
5166 * config/arm/x-riscix, config/i370/x-oe, config/i386/x-dgux,
5167 config/i386/x-sco4, config/i386/x-sco5, config/m68k/x-hp320,
5168 config/m68k/x-hp320g, config/m68k/x-next, config/m88k/x-dgux,
5169 config/mips/x-iris, config/pa/x-pa:
5170 Just set (some of) FIXPROTO_DEFINES, STMP_FIXPROTO,
5171 OTHER_FIXINCLUDES_DIRS.
5173 * config/i386/x-djgpp: Don't set LN or LN_S.
5174 * config/m88k/x-dolph: Don't define __m88k__.
5175 * config/m88k/x-tekXD88: Don't set AR_FLAGS.
5176 * config/pa/x-pa-mpeix: Just set up quadlib.asm.
5177 * config/i860/fx2800.h: No need to #undef SVR4.
5179 38 x-host fragments remain, 2 x-cpu.
5181 2001-04-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5183 * c4x.h (HARD_REGNO_NREGS): HCmode mode uses 2 regs not 4.
5185 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
5187 * cpplib.c (cpp_push_buffer): Give stdin buffers the name <stdin>.
5189 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
5191 * configure.in: Add check for lstat.
5192 * configure, config.in: Regenerate.
5193 * cppinit.c (append_include_chain): Make empty path ".".
5194 * cpplib.c (do_line): Don't simplify #line paths.
5195 * cppfiles.c (remove_component_p): New function.
5196 (find_or_create_entry): Acknowledge stat () errors during
5197 path simplification.
5198 (handle_missing_header): Don't simplify paths.
5199 (_cpp_simplify_pathname): Don't simplify VMS paths. Return
5200 the empty path untouched. Don't leave a trailing '/'.
5202 2001-04-06 Benjamin Kosnik <bkoz@redhat.com>
5204 * cppdefault.c (GPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
5205 * Makefile.in (-DGPLUSPLUS_BACKWARD_INCLUDE_DIR): Add.
5207 2001-04-06 Neil Booth <neil@daikokuya.demon.co.uk>
5209 * cppfiles.c (open_file): Fail directories silently, but
5210 with an errno of NOENT set.
5211 (read_include_file): Move the common exit code to the sole
5212 caller. Return an int indicating success or failure. Let
5213 open_file handle directories.
5214 (stack_include_file): If read_include_file fails,
5215 push a "null" buffer.
5217 2001-04-05 DJ Delorie <dj@redhat.com>
5219 * function.h (virtuals_instantiated): Declare.
5220 * function.c: (virtuals_instantiated): Make global.
5221 * calls.c (emit_library_call_value_1): Use
5222 virtual_outgoing_args_rtx only if it hasn't been instantiated.
5223 Otherwise, use the stack pointer directly.
5225 Thu Apr 5 19:13:33 CEST 2001 Jan Hubicka <jh@suse.cz>
5227 * i386.c (x86_initialize_trampoline): New global function.
5228 * i386.h (TRAMPOLINE_SIZE): Size is 23 for x86_64.
5229 (INITIALIZE_TRAMPOLINE): Move offline.
5230 * i386-protos.h (x86_initialize_trampoline): Declare.
5232 Thu Apr 5 19:02:15 CEST 2001 Jan Hubicka <jh@suse.cz>
5234 * i386.md (movdi_1_rex64): Allow SSE->SSE reg move.
5235 (lea_0): Rename to lea_1.
5236 (lea_1_zext, lea_1_rex64, lea_2_rex64): New patterns.
5237 (lea_general_?): Allow SImodes on TARGET_64BIT
5238 (lea_general_?_zext): New patterns.
5239 (call_1, call_1_rex64): Fix.
5241 Thu Apr 5 19:00:15 CEST 2001 Jan Hubicka <jh@suse.cz>
5243 * i386.c (ix86_split_long_move): Use PUT_MODE instead of change_address.
5245 Thu Apr 5 18:25:56 CEST 2001 Jan Hubicka <jh@suse.cz>
5247 * i386.c (function_arg): Return constm1_rtx for last argument.
5248 (ix86_expand_prologue): Update gen_call calls.
5249 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
5250 * i386.md (call_pop): Likewise.
5251 (call): Second operand is VOIDmode.
5252 (call_0): Likewise; Support 64bits.
5253 (call_exp): New expander.
5254 (call_1): Get to the sync.
5255 (call_1_exp): New pattern.
5256 (call_value): Support 64bit.
5257 (call_value_exp): New pattern.
5258 (untyped_call): Update gen_call call.
5259 (call_value_pop): Disable for 64bit.
5260 (call_value_0_rex64): New pattern.
5261 (call_value_1_rex64): Likewise.
5263 2001-04-05 Bo Thorsen <bo@suse.de>
5265 * i386.md: Don't allow "builtin_setjmp_receiver" for TARGET_64BIT.
5267 Thu Apr 5 13:44:17 2001 J"orn Rennecke <amylaar@redhat.com>
5269 * i386.md (*andsi_1+3): If used after reload, make sure the operand
5270 satisfies ANY_QI_REG_P.
5272 2001-04-05 Bernd Schmidt <bernds@redhat.com>
5274 * config/ia64/ia64.c (rtx_needs_barrier): A PARALLEL can contain
5277 * sched-deps.c (sched_analyze_insn): Revert more of the March 27
5280 2001-04-04 Zack Weinberg <zackw@stanford.edu>
5282 * config.gcc: Remove default for xm_file. Clean up local
5283 machine type handling. Remove settings of xm_file to
5284 something that doesn't exist. In the big switch, set xm_file,
5285 don't append to it (the value before the big switch is always
5286 null). Don't force build_xm_file or host_xm_file to have a value.
5287 * configure.in: Remove default for xm_file. Do not special
5288 case $cpu/xm-$cpu.h not existing.
5289 * configure: Regenerate.
5291 2001-04-04 Diego Novillo <dnovillo@redhat.com>
5293 * simplify-rtx.c (simplify_binary_operation): Check for overflow
5294 when folding integer division and modulo operations.
5296 2001-04-04 Andrew MacLeod <amacleod@redhat.com>
5298 * dwarf2out.c (output_cfi): Add 'for_eh' parameter, use PTR_SIZE
5299 instead of DWARF2_ADDR_SIZE for EH addresses.
5300 (output_call_frame_info): Use PTR_SIZE instead of DWARF2_ADDR_SIZE for
5303 2001-04-04 Richard Henderson <rth@redhat.com>
5305 * config/ia64/ia64.h (IA64_UNWIND_INFO): Disable.
5306 * config/ia64/t-glibc (LIB2ADDEH): Disable.
5307 * config/ia64/t-ia64 (LIB2ADDEH): Disable.
5309 2001-04-04 Richard Henderson <rth@redhat.com>
5311 * configure.in (gcc_cv_as_leb128): Escape "." in regexp.
5312 * configure: Rebuilt.
5314 2001-04-04 Jakub Jelinek <jakub@redhat.com>
5316 * gcse.c (delete_null_pointer_checks_1): Add delete_list argument,
5317 push insns to delete to it instead of deleting them.
5318 (delete_null_pointer_checks): Delete insns from delete_list after
5319 all delete_null_pointer_checks_1 passes are done.
5321 2001-04-04 Richard Henderson <rth@redhat.com>
5323 * configure.in (gcc_cv_as_leb128): Tweek minor number extraction.
5324 * configure: Rebuilt.
5326 2001-04-04 Zack Weinberg <zackw@stanford.edu>
5328 * expr.h: Remove #ifdef FUNCTION_CONVERSION_BUG logic.
5329 * config/romp/xm-romp.h: Delete.
5331 2001-04-04 Bernd Schmidt <bernds@redhat.com>
5333 * sched-deps.c (sched_analyze_insn): Partially revert March 27
5336 2001-04-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5338 * emit-rtl.c (mark_label_nuses) Increment the label uses for
5339 all labels present in rtx.
5340 (try_split) Call new function for all split insns.
5342 2001-04-04 Jakub Jelinek <jakub@redhat.com>
5344 * recog.c (validate_replace_rtx_1): Instead of aborting just make
5345 sure the change won't be validated.
5347 Wed Apr 4 00:45:38 EDT 2001 John Wehle (john@feith.com)
5349 * rtl.h (set_noop_p): Declare.
5350 * flow.c (set_noop_p): Move from here ...
5351 * rtlanal.c (set_noop_p): ... to here and enhance.
5352 * cse.c (delete_trivially_dead_insns): Use it.
5353 * gcse.c (hash_scan_set): Likewise.
5354 * jump.c (delete_noop_moves): Likewise.
5355 * recog.c (split_all_insns): Likewise.
5357 2001-04-04 Alan Modra <alan@linuxcare.com.au>
5359 * dwarf2out.c (dwarf2out_frame_debug_expr): Support adjusting
5360 stack pointer via a LO_SUM. Ditto for setting a temp register
5361 used to save to the stack. Set cfa_temp when setting fp, and
5362 allow matches to cfa_temp in addition to cfa_store when saving
5363 regs. Handle POST_INC and LO_SUM register stores. Document the
5364 changes and errors in rule 12 doco.
5366 * pa.c (set_reg_plus_d, store_reg, load_reg): Return last insn.
5367 (actual_fsize, local_fsize, save_fregs): Move for store_reg to see.
5368 (load_reg): Move closer to epilogue code.
5369 (DO_FRAME_NOTES): Define to control the following..
5370 (FRP): Define to set RTX_FRAME_RELATED_P on insns.
5371 (hppa_expand_prologue): Use FRP and REG_FRAME_RELATED_EXPR
5373 (hppa_expand_epilogue): Likewise.
5375 2001-04-03 Richard Henderson <rth@redhat.com>
5377 * configure.in (gcc_cv_as_leb128): Reject gas before 2.11.
5378 * configure: Rebuild.
5380 2001-04-03 Richard Henderson <rth@redhat.com>
5382 * rtl.h (LCT_THROW): New.
5383 * calls.c (emit_library_call_value_1): Handle it.
5384 * except.c (connect_post_landing_pads): Use it.
5386 2001-04-03 Zack Weinberg <zackw@stanford.edu>
5388 * gansidecl.h: Delete file.
5389 * configure.in: Change all refs to gansidecl.h to use
5390 ansidecl.h. Adjust *_file_list so they know where ansidecl.h
5392 * configure: Regenerate.
5394 * Makefile.in (intl.o): Don't depend on gansidecl.h.
5395 * defaults.h: s/gansidecl.h/ansidecl.h/ in comment.
5396 * ggc.h, config/fr30/fr30.h, config/mcore/mcore.c:
5397 Don't include gansidecl.h.
5398 * intl.c, main.c, version.c, fixinc/fixlib.h,
5399 fixinc/procopen.c, fixinc/server.c: Include ansidecl.h not
5402 Tue Apr 3 19:41:21 CEST 2001 Jan Hubicka <jh@suse.cz>
5404 * i386.c (ix86_force_to_memory, ix86_free_from_memory):
5407 2001-04-03 Zack Weinberg <zackw@stanford.edu>
5409 * config/i386/xm-beos.h, config/i386/xm-isc.h,
5410 config/i386/xm-next.h, config/i386/xm-sco.h,
5411 config/i386/xm-sco5.h, config/m68k/xm-plexus.h,
5412 config/m88k/xm-m88k.h: Delete.
5414 * config/i386/xm-djgpp.h: Don't define __MSDOS__.
5415 * config/romp/xm-romp.h: Don't define bcopy.
5416 * config/rs6000/xm-beos.h: Don't define bcopy, HAVE_VPRINTF,
5417 HAVE_PUTENV, HAVE_RENAME, or USE_C_ALLOCA.
5419 * config.gcc: Remove references to deleted files.
5421 14 xm-host.h remain, 1 xm-cpu.h.
5423 2001-04-03 Jakub Jelinek <jakub@redhat.com>
5424 David S. Miller <davem@pierdol.cobaltmicro.com>
5425 Andrew MacLeod <amacleod@redhat.com>
5427 Use byte offsets in SUBREGs instead of words.
5429 * alias.c (nonlocal_mentioned_p): Use subreg_regno function.
5430 * caller-save.c (mark_set_regs): Change callers of subreg_hard_regno
5431 to pass new argument.
5432 (add_stored_regs): Use subreg_regno_offset function.
5433 * calls.c (expand_call): For non-paradoxical SUBREG take endianess
5435 (precompute_arguments): Use gen_lowpart_SUBREG.
5436 * combine.c (try_combine): Replace explicit XEXP with SUBREG_REG.
5437 (combine_simplify_rtx): Rework to use SUBREG_BYTE.
5438 (simplify_set): Rework to use SUBREG_BYTE.
5439 (expand_field_assignment): Use SUBREG_BYTE.
5440 (make_extraction): Use SUBREG_BYTE.
5441 (if_then_else_cond): Use SUBREG_BYTE.
5442 (apply_distributive_law): Use SUBREG_BYTE and fixup subreg comments.
5443 (gen_lowpart_for_combine): Compute full byte offset.
5444 * cse.c (mention_regs): Use SUBREG_BYTE.
5445 (remove_invalid_subreg_refs): Rework to use SUBREG_BYTE.
5446 (canon_hash): Use SUBREG_BYTE.
5447 (fold_rtx): Pass SUBREG_BYTE div UNITS_PER_WORD to operand_subword.
5448 (gen_lowpart_if_possible): Formatting.
5449 * dbxout.c (dbxout_symbol_location): Compute SUBREG hard regnos
5451 * dwarf2out.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
5452 (mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5453 (loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5454 * dwarfout.c (is_pseudo_reg): Fixup explicit XEXP into SUBREG_REG
5455 (output_mem_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5456 (output_loc_descriptor): Fixup explicit XEXP into SUBREG_REG
5457 * emit-rtl.c (gen_rtx_SUBREG): New function, used to verify
5458 certain invariants about SUBREGs the compiler creates.
5459 (gen_lowpart_SUBREG): New function.
5460 (subreg_hard_regno): New function to get the final register number.
5461 (gen_lowpart_common): Use SUBREG_BYTE.
5462 (gen_imagpart): Spacing nits.
5463 (subreg_realpart_p): Use SUBREG_BYTE.
5464 (gen_highpart): Use SUBREG_BYTE.
5465 (subreg_lowpart_p): Always compute endian corrected goal offset,
5466 even at the byte level, then compare against that.
5467 (constant_subword): New function, pulled out all constant cases
5468 from operand_subword and changed second argument name to offset.
5469 (operand_subword): Detect non REG/SUBREG/CONCAT/MEM cases early
5470 and call constant_subword to do the work. Return const0_rtx if
5471 looking for a word outside of OP.
5472 (operand_subword_force): Change second arg name to offset.
5473 * expmed.c (store_bit_field): Use SUBREG_BYTE.
5474 (store_split_bit_field): Use SUBREG_BYTE.
5475 (extract_bit_field): Use SUBREG_BYTE.
5476 (extract_split_bit_field): Use SUBREG_BYTE.
5477 (expand_shift): Use SUBREG_BYTE.
5478 * expr.c (store_expr, expand_expr): Use gen_lowpart_SUBREG.
5479 * final.c (alter_subreg) Use subreg_hard_regno and SUBREG_BYTE.
5480 * flow.c (set_noop_p): Use SUBREG_BYTE.
5481 (mark_set_1): Remove ALTER_HARD_SUBREG. Use subreg_regno_offset instead.
5482 * function.c (fixup_var_refs_1): Fixup explicit XEXP into a SUBREG_REG.
5483 (fixup_memory_subreg): Use SUBREG_BYTE and remove byte endian
5485 (optimize_bit_field): Use SUBREG_BYTE.
5486 (purge_addressof_1): Use SUBREG_BYTE.
5487 (purge_single_hard_subreg_set): Use subreg_regno_offset function.
5488 (assign_params): Mark arguments SUBREG_PROMOTED_VAR_P if they are
5489 actually promoted by the caller and PROMOTE_FOR_CALLS_ONLY is true.
5490 * gengenrtl.c (special_rtx): Add SUBREG.
5491 * global.c (mark_reg_store): Use SUBREG_BYTE.
5492 (set_preference): Rework to use subreg_regno_offset and SUBREG_BYTE.
5493 * ifcvt (noce_emit_move_insn): Use SUBREG_BYTE.
5494 * integrate.c (copy_rtx_and_substitute): Use SUBREG_BYTE and make sure
5495 final byte offset is congruent to subreg's mode size.
5496 (subst_constants): Use SUBREG_BYTE.
5497 (mark_stores): Use subreg_regno_offset function.
5498 * jump.c (rtx_renumbered_equal_p, true_regnum): Use subreg_regno_offset
5499 function and SUBREG_BYTE.
5500 * local-alloc.c (combine_regs): Use subreg_regno_offset function.
5501 (reg_is_born): Use subreg_hard_regno.
5502 * recog.c (valid_replace_rtx_1): Use SUBREG_BYTE and remove byte
5503 endian correction code. Don't combine subregs unless resulting
5504 offset aligns with type. Fix subreg constant extraction for DImode.
5505 Simplify SUBREG of VOIDmode CONST_DOUBLE.
5506 (general_operand): Remove dead mode_altering_drug code.
5507 (indirect_operand): Use SUBREG_BYTE.
5508 (constrain_operands): Use subreg_regno_offset function.
5509 * reg-stack.c (get_true_reg): Use subreg_regno_offset function.
5510 * regmove.c (regmove_optimize): Use SUBREG_BYTE.
5511 (optimize_reg_copy_3): Use gen_lowpart_SUBREG.
5512 * regs.h (REG_SIZE): Allow target to override.
5513 (REGMODE_NATURAL_SIZE): New macro which target can override.
5514 * reload.c (reload_inner_reg_of_subreg): subreg_regno should be used
5515 on the entire subreg rtx.
5516 (push_reload): Use SUBREG_BYTE in comments and code.
5517 (find_dummy_reload): Use subreg_regno_offset. Only adjust offsets
5518 for hard registers inside subregs.
5519 (operands_match_p): Use subreg_regno_offset.
5520 (find_reloads): Use SUBREG_BYTE and only advance offset for subregs
5521 containing hard regs.
5522 (find_reload_toplev): Use SUBREG_BYTE. Remove byte endian
5523 corrections when fixing up MEM subregs.
5524 (find_reloads_address_1): Use SUBREG_BYTE, subreg_regno, and
5525 subreg_regno_offset where appropriate.
5526 (find_reloads_subreg_address): Use SUBREG_BYTE. Remove
5527 byte endian corrections when fixing up MEM subregs.
5528 (subst_reloads): When combining two subregs, make sure final
5529 offset is congruent to subreg's mode size.
5530 (find_replacement): Use SUBREG_BYTE and subreg_regno_offset.
5531 (refers_to_regno_for_reload_p): Use subreg_regno.
5532 (reg_overlap_mentioned_for_reload_p): Use subreg_regno_offset.
5533 * reload1.c (eliminate_regs) Use SUBREG_BYTE. Remove byte endian
5534 correction code for memory subreg fixups.
5535 (forget_old_reload_1): Use subreg_regno_offset.
5536 (choose_reload_regs): Use subreg_regno.
5537 (emit_input_reload_insns): Use SUBREG_BYTE.
5538 (reload_combine_note_store): Use subreg_regno_offset.
5539 (move2add_note_store): Use subreg_regno_offset.
5540 * resource.c (update_live_status, mark_referenced_resources): Use
5541 subreg_regno function.
5542 (mark_set_resources): Use subreg_regno function.
5543 * rtl.h (SUBREG_WORD): Rename to SUBREG_BYTE.
5544 (subreg_regno_offset, subreg_regno): Define prototypes.
5545 (subreg_hard_regno, constant_subword, gen_rtx_SUBREG): Newi functions.
5546 (gen_lowpart_SUBREG): Add prototype.
5547 * rtl.texi (subreg): Update to reflect new byte offset representation.
5548 Add mentioning of the effect that BYTES_BIG_ENDIAN has on subregs now.
5549 * rtlanal.c (refers_to_regno_p): Use subreg_regno.
5550 (reg_overlap_mentioned_p): Use subreg_regno.
5551 (replace_regs); Make sure final offset of combined subreg is
5552 congruent to size of subreg's mode.
5553 (subreg_regno_offset): New function.
5554 (subreg_regno): New function.
5555 * sched-vis.c (print_value): Change SUBREG_WORD to SUBREG_BYTE.
5556 * sdbout.c (sdbout_symbol): Compute offset using alter_subreg.
5557 * stmt.c (expand_anon_union_decl): Use gen_lowpart_SUBREG.
5558 * tm.texi (ALTER_HARD_SUBREG): Remove, it is now dead.
5559 (SUBREG_REGNO_OFFSET): Describe SUBREG_REGNO_OFFSET overrides.
5560 * config/a29k/a29k.c (gpc_reg_operand): Use subreg_regno.
5561 (a29k_get_reloaded_address): Use SUBREG_BYTE.
5562 (print_operand): Use SUBREG_BYTE.
5563 * config/alpha/alpha.c (print_operand_address): Use SUBREG_BYTE.
5564 * config/arm/arm.c (arm_reload_in_hi): Use SUBREG_BYTE.
5565 (arm_reload_out_hi): Use SUBREG_BYTE.
5566 * config/d30v/d30v.c (d30v_split_double): Use subreg_regno_offset
5567 instead of SUBREG_WORD.
5568 (d30v_print_operand_memory_reference): Use subreg_regno_offset.
5569 * config/dsp16xx/dsp16xx.md (extendqihi2, zero_extendqihi2): Fix
5570 SUBREG creation to use byte offset.
5571 * config/h8300/h8300.md (Unnamed HImode zero extraction and 16bit
5572 inverted load insns): Fix explicit rtl subregs to use byte
5574 * config/i370/i370.md (cmpstrsi, movstrsi, mulsi3, divsi3,
5575 udivsi3, umodsi3): Generate SUBREGs with byte offsets.
5576 * config/i860/i860.c (single_insn_src_p): Use SUBREG_BYTE.
5577 * config/i860/i860.md (mulsi3_big): Fixup explicit SUBREGs in rtl
5578 to use byte offsets.
5579 (unnamed fmlow.dd insn): Fixup SUBREGS to use byte offsets.
5580 * config/i960/i960.md (extendhisi2): Generate SUBREGs with byte
5581 offsets, also make sure it is congruent to SUBREG's mode size.
5582 (extendqisi2, extendqihi2, zero_extendhisi2, zero_extendqisi2,
5583 unnamed ldob insn): Generate SUBREGs with byte offset.
5584 (zero_extendqihi2): SUBREG's are byte offsets.
5585 * config/m68hc11/m68hc11.c (m68hc11_gen_lowpart): Use SUBREG_BYTE.
5586 (m68hc11_gen_highpart): Use SUBREG_BYTE.
5587 * config/m68k/m68k.md (zero_extendhisi2, zero_extendqihi2,
5588 zero-extendqisi2): Generate SUBREGs with byte offset.
5589 (umulsidi3, mulsidi3, subreghi1ashrdi_const32,
5590 subregsi1ashrdi_const32, subreg1lshrdi_const32): Fixup explicit
5591 subregs in rtl to use byte offsets.
5592 * config/m88k/m88k.md (extendsidi2): fixup subregs to use byte offset.
5593 * config/mips/mips.c (mips_move_1word): Use subreg_regno_offset.
5594 (mips_move_2words): Use subreg_regno_offset.
5595 (mips_secondary_reload_class): Use subreg_regno_offset.
5596 * config/mips/mips.md (DImode plus, minus, move, and logical op
5597 splits): Fixup explicit subregs in rtl to use byte offsets.
5598 * config/mn10200/mn10200.c (print_operand): Use subreg_regno function.
5599 * config/mn10300/mn10300.c (print_operand): Use subreg_regno function.
5600 * config/ns32k/ns32k.md (udivmoddisi4): Fix explicit subregs in
5601 rtl to use byte offsets.
5602 * config/pa/pa.c (emit_move_sequence): Use SUBREG_BYTE.
5603 * config/pa/pa.md (floatunssisf2, floatunssidf2, mulsi3): fix explicit
5604 subregs to use byte offsets.
5605 * config/pdp11/pdp11.md (zero_extendhisi2, modhi3, modhi3+1):
5606 Fixup explicit subregs in rtl to use byte offsets.
5607 * config/romp/romp.c (memory_offset_in_range_p): Use SUBREG_BYTE
5608 and remove byte endian correction code.
5609 * config/sh/sh.c (output_movedouble): Use subreg_regno.
5610 (gen_ashift_hi): Use SUBREG_BYTE.
5611 (regs_used): Use subreg_regno_offset.
5612 (machine_dependent_reorg): Use subreg_regno_offset.
5613 * config/sh/sh.h (INDEX_REGISTER_RTX_P): Use SUBREG_BYTE.
5614 * config/sh/sh.md (DImode and DFmode move splits): Use subreg_regno.
5615 (movdf_i4): Subregs are byte offsets now.
5616 * config/sparc/sparc.c (ultra_find_type): Use SUBREG_BYTE.
5617 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Removed.
5618 (REGMODE_NATURAL_SIZE): Override.
5619 (REG_SIZE): For SUBREG check float mode on SUBREG_REG's mode.
5620 * config/sparc/sparc.md (TFmode move splits): Generate SUBREGs
5622 (zero_extendhisi2, zero_extendqidi2_insn, extendhisi2,
5623 extendqihi2, sign_extendqihi2_insn, sign_extendqisi2_insn,
5624 extendqidi2): Generate SUBREGs with byte offsets, also make sure
5625 it is congruent to SUBREG's mode size.
5626 (smulsi3_highpart_v8plus): Fix explicit subregs in rtl to use byte
5628 (cmp_siqi_trunc, cmp_siqi_trunc_set, cmp_diqi_trunc,
5629 cmp_diqi_trunc_set, lshrdi3_v8plus+1, lshrdi3_v8plus+2,
5630 lshrdi3_v8plus+3, lshrdi3_v8plus+4): Use proper
5631 SUBREG_BYTE offset for non-paradoxical subregs in patterns.
5632 * config/v850/v850.c (print_operand, output_move_double): Use
5633 subreg_regno function.
5635 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
5637 * configure.in (target_subdir): Use target_alias, not target.
5638 * configure: Rebuilt.
5640 * config/sh/crtn.asm (init, fini): Restore r15 from r14, not the
5642 * config/sh/crti.asm: Fix typos in comments.
5644 2001-04-03 Alan Modra <alan@linuxcare.com.au>
5646 * pa.h: Revise comments for TARGET_NO_SPACE_REGS and
5647 TARGET_FAST_INDIRECT_CALLS.
5648 * pa.c (override_options): TARGET_NO_SPACE_REGS is now OK with
5650 (return_addr_rtx): Short circuit export stub matching when
5651 TARGET_NO_SPACE_REGS.
5652 (output_millicode_call): For out of range calls, make -fPIC
5653 take precedence, then TARGET_PORTABLE_RUNTIME, then ble. Don't
5654 return before delay slot checks when TARGET_PORTABLE_RUNTIME.
5655 * pa.md: Modify length attr calculation of all millicode insns to
5658 2001-04-02 Geoffrey Keating <geoffk@redhat.com>
5660 * configure.in (gcc_cv_as_leb128): Correct name of cache variable.
5661 Require at least 2.11 in the version test. Specifically check
5662 for and reject GAS version 2.10.90.
5663 * configure: regenerate.
5665 2001-04-03 Alan Modra <alan@linuxcare.com.au>
5667 * pa.c (override_options): Remove PIC profiling warning.
5668 (hp_profile_labelno): Delete.
5669 (hp_profile_label_rtx): Delete.
5670 (hp_profile_label_name): Delete.
5671 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
5672 (output_function_prologue): Remove profiling code and all tests on
5673 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
5674 merge_sp_adjust_with_store can work for PIC and profiling.
5675 (hppa_expand_epilogue): Remove profile_flag test.
5676 (hppa_can_use_return_insn_p): Likewise.
5677 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
5678 cater for PROFILE_HOOK.
5679 (hppa_profile_hook): New function.
5680 * pa.h (FUNCTION_PROFILER): Now does nothing.
5681 (PROFILE_HOOK): Define.
5682 (hppa_profile_hook): Declare.
5683 (PROFILE_BEFORE_PROLOGUE): Delete.
5684 (ASM_OUTPUT_REG_PUSH): Delete.
5685 (ASM_OUTPUT_REG_POP): Delete.
5686 * pa.md (call_profiler): Turn it into a call insn, and don't `use'
5687 r24. Accept function name operand, and use this and a locally
5688 generated label to calculate pc-rel offset to func start.
5690 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5692 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
5693 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
5696 2001-04-03 Alan Modra <alan@linuxcare.com.au>
5698 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
5699 LO_SUM cases to where they belong.
5701 2001-04-02 Richard Henderson <rth@redhat.com>
5703 * except.h (lang_eh_type_covers): Mark extern.
5704 (lang_eh_runtime_type): Likewise.
5706 2001-04-02 Zack Weinberg <zackw@stanford.edu>
5708 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
5709 gengenrtl.c: Wrap generated header in multiple-include guard.
5710 Improve error checking.
5712 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5714 * configure.in: Don't check for putenv.
5715 * configure: Regenerate.
5716 * gcc.c (putenv): Don't define.
5717 * vax/xm-vms.h: Handle putenv.
5719 2001-04-02 Jakub Jelinek <jakub@redhat.com>
5721 * ifcvt.c (noce_emit_move_insn): New.
5722 (noce_try_store_flag, noce_try_store_flag_constants,
5723 noce_try_store_flag_inc, noce_try_store_flag_mask,
5724 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
5725 noce_try_abs): Use it.
5726 (noce_process_if_block): Likewise.
5727 For STRICT_LOW_PART, take mode from its SUBREG.
5729 2001-04-02 Jakub Jelinek <jakub@redhat.com>
5731 * fold-const.c (fold): Before optimizing unsigned comparison with
5732 0x7fffffffU, make sure arg0 is integral type.
5734 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
5736 * c-tree.texi: Document representation of wide strings.
5738 2001-04-01 Richard Henderson <rth@redhat.com>
5740 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
5742 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
5744 * i386.md: remove obsoleted comments.
5745 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
5746 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
5747 fix output template.
5749 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
5751 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
5753 2001-03-30 Bernd Schmidt <bernds@redhat.com>
5755 * loop.c (load_mems): When generating a load from a pseudo, update
5758 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
5760 * i386.c (ix86_split_long_move): Use change address to compensate
5761 stack pointer change in push instruction.
5763 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
5765 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
5766 instead of rtx_equal_p; fix the output template.
5768 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
5770 * i386.c (ix86_expand_setcc): Support 64bit.
5771 (ix86_expand_int_movcc): Likewise.
5772 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
5775 * i386.md (allocate_stack_worker): Turn to expander.
5776 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
5778 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
5780 2001-03-29 Richard Henderson <rth@redhat.com>
5782 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
5784 2001-03-28 Matthew Hiller <hiller@redhat.com>
5786 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
5789 * MAINTAINERS: Added self.
5791 2001-03-28 Richard Henderson <rth@redhat.com>
5793 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
5794 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
5796 2001-03-28 Jim Wilson <wilson@redhat.com>
5798 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
5801 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5803 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
5805 * tradcif.y (yyerror): Likewise. Add format specifier in call to
5808 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
5810 2001-03-28 DJ Delorie <dj@redhat.com>
5812 * Makefile.in (stage1_build): Revert CFLAGS patch.
5814 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
5816 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
5817 when multiplier or multiplicand is zero.
5819 2001-03-28 Bernd Schmidt <bernds@redhat.com>
5821 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
5823 * config/ia64/ia64.c (update_set_flags): New function, broken out of
5825 (set_src_needs_barrier): Likewise.
5826 (rtx_needs_barrier): For SET case, use these two functions. Rework
5827 PARALLEL case to handle all inputs before all outputs.
5828 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
5829 saw a label and no stop bit since then.
5830 (maybe_rotate, process_epilogue): Add prototypes.
5832 2001-03-28 Richard Henderson <rth@redhat.com>
5834 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
5835 not TARGET_TOC for special toc restore handling.
5836 * config/rs6000/rs6000.md (eh_return): Likewise.
5838 2001-03-28 Richard Henderson <rth@redhat.com>
5840 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
5841 current_function_calls_eh_return.
5842 (output_function_epilogue): Handle eh_return.
5843 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
5844 (EH_RETURN_DATA_REGNO): New.
5845 (EH_RETURN_STACKADJ_RTX): New.
5846 (EH_RETURN_HANDLER_RTX): New.
5847 * config/sparc/sparc.md (call/short branch peepholes): Check
5848 can_throw_internal instead of in_same_eh_region.
5850 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
5851 for eh_return data registers.
5852 (rs6000_emit_prologue): Save eh_return data registers.
5853 (rs6000_emit_epilogue): Force inline restores if eh_return.
5854 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
5855 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
5856 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
5857 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
5858 the target uses one.
5859 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
5860 (return_eh_si, return_eh_di): Remove.
5861 (eh_return): New, from corpse of eh_epilogue.
5862 (eh_set_lr_si, eh_set_lr_di): New.
5864 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
5865 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
5866 True for pic register if current_function_calls_eh_return.
5867 (ix86_expand_epilogue): Change "emit_return" argument into "style".
5868 Handle eh_return requirements.
5869 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
5870 (EH_RETURN_STACKADJ_RTX): New.
5871 * config/i386/i386.md (exception_receiver): Remove.
5872 (eh_return, eh_return_1): New.
5873 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
5875 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
5876 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
5877 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
5878 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
5879 (EH_RETURN_DATA_REGNO): New.
5880 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
5881 * config/alpha/alpha.md (eh_epilogue): Remove.
5882 (exception_receiver): Use $26 for ldgp input.
5883 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
5885 2001-03-28 Richard Henderson <rth@redhat.com>
5887 * except.c: Rewrite entirely for IA-64 ABI exception handling.
5888 * except.h: Likewise.
5890 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
5891 (LIB2ADDEHDEP): New.
5892 (LIB2FUNCS_EH): Remove.
5893 (LIB2ADD): Remove LIB2ADDEH.
5894 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
5895 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
5896 (crt{begin,end}[S].o): Likewise.
5897 (except.o): Update includes.
5898 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
5899 (libgcc2_c_dep): Use LIB2ADDEHDEP.
5901 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
5902 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
5903 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
5904 * builtins.c (expand_builtin): Implement it.
5905 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
5906 * c-common.c (c_common_nodes_and_builtins): Declare it.
5907 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
5908 * calls.c (libfunc_nothrow): Remove.
5909 (emit_library_call_value_1): Don't call it.
5910 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
5911 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
5912 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
5913 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
5914 (current_funcdef_number): Globalize.
5915 (output_call_frame_info): Emit frame data if an lsda is needed.
5916 Generate augmentation for personality routine. Don't play with
5918 (dwarf2out_begin_prologue): Record funcdef_number.
5919 * dwarf2out.h (current_funcdef_number): Declare.
5920 * expr.c (expand_expr): Update for except.h name changes.
5921 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
5922 * expr.h (LTI_throw, LTI_rethrow): Remove.
5923 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
5924 (LTI_eh_rtime_match): Remove.
5925 (LTI_unwind_resume, LTI_eh_personality): Add.
5926 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
5927 * final.c (final): Don't call check_exception_handler_labels,
5928 init_insn_eh_region, or free_insn_eh_region.
5929 (final_scan_insn): Always emit debug labels for
5930 NOTE_INSN_EH_REGION notes.
5931 * flags.h (flag_new_exceptions): Remove.
5932 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
5933 (record_active_eh_regions): Remove.
5934 (count_basic_blocks): Check all instructions for REG_EH_REGION.
5935 Use can_throw_internal.
5936 (find_basic_blocks_1): Likewise.
5937 (move_stray_eh_region_notes): Remove.
5938 (find_label_refs): No eh_return_stub_label.
5939 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
5940 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
5942 (delete_unreachable_blocks): Don't track deleted handlers.
5943 (flow_delete_block): Use maybe_remove_eh_handler.
5944 (delete_eh_regions): Remove.
5945 (merge_blocks): Don't check for eh region match.
5946 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
5947 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
5948 (init_propagate_block_info): Disable dead frame store optimization
5949 when current_function_calls_eh_return.
5950 (dump_bb): Don't print eh_beg, eh_end.
5951 * function.c (fixup_var_refs): No catch_clauses.
5952 (expand_function_end): Likewise. Call expand_eh_return before
5953 the return register use. Call sjlj_emit_function_exit_after.
5954 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
5955 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
5956 * ifcvt.c (dead_or_predicable): Remove eh region check.
5957 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
5958 Don't check for EH vs parameters.
5959 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
5960 (expand_inline_function): Call duplicate_eh_regions.
5961 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
5962 (copy_insn_notes): Remap REG_EH_REGION notes.
5963 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
5964 * integrate.h (struct inline_remap): Add local_return_label.
5965 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
5966 check_exception_handler_labels, nor exception_optimize.
5967 (find_cross_jump): No EH region check.
5968 * optabs.c (init_optabs): Update for changed eh libfuncs.
5969 * rtl.def (RESX): New.
5970 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
5971 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
5972 checks. Update for except.h name changes.
5973 (expand_cleanups): Likewise.
5974 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
5975 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
5976 (compile_file): Call init_eh before init_optabs. Don't
5977 output_exception_table here.
5978 (rest_of_compilation): Call convert_from_eh_region_ranges,
5979 convert_to_eh_region_ranges, output_function_exception_table.
5980 Don't emit_eh_context.
5981 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
5982 (EXC_PTR_EXPR): New.
5984 * md.texi (eh_epilogue): Remove.
5985 (eh_return): Document.
5986 * tm.texi (EH_RETURN_DATA_REGNO): Document.
5987 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
5989 * eh-common.h: Remove file.
5990 * frame-dwarf2.c, frame.c, frame.h: Remove files.
5991 * libgcc2.c (L_eh): Remove.
5993 * unwind-dw2-fde.c: New file, largely copied from frame.c.
5994 * unwind-dw2-fde.h: New file.
5995 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
5996 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
5997 * libgcc-std.ver: Update for eh symbols.
5999 2001-03-27 Richard Henderson <rth@redhat.com>
6001 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
6002 reduce false positives.
6003 (regmove_optimize): Disable if flag_non_call_exceptions.
6005 * stmt.c (expand_return): Remove always true predicate.
6006 (expand_decl_cleanup_no_eh): Remove dead code.
6008 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
6009 barrier code. Add a scheduling barrier if a non-call insn
6010 can throw internally.
6012 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
6013 Auto-inc addresses trap only if their base register does.
6015 * except.c (can_throw_internal): Rename from can_throw.
6016 * except.h, resource.c: Update references.
6018 * integrate.c (copy_insn_list): Use returnjump_p.
6019 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
6021 * function.h (struct function): Move all boolean valued fields
6022 to single bit fields at the end of the struct.
6024 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
6026 Rename asynchronous_exceptions to flag_non_call_exceptions.
6028 * gthr-single.h (UNUSED): New. Distinguish between how C
6029 and C++ mark unused function arguments. Use throughout.
6031 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
6032 value to target configuration header.
6033 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
6034 * config.in, configure: Rebuild.
6035 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
6036 configuration and target defines.
6037 (exceptions_via_longjmp): Remove.
6038 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
6039 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
6041 * except.h (flag_non_call_exceptions): Move ...
6042 * flags.h: ... here.
6044 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
6045 exceptions, put the note on the trapping instruction.
6047 * flags.h (flag_new_exceptions): Remove.
6048 * toplev.c: Don't set it.
6049 * final.c: Don't check it.
6050 * except.c: Provide stub definition.
6052 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
6053 (calculate_global_regs_live): Kill call-clobbered registers
6054 across exception edges.
6055 * reg-stack.c (convert_regs_1): Kill the entire target stack
6056 across non-call exception edges.
6058 * flow.c (cleanup_cfg): Take no argument.
6059 * output.h, sibcall.c, toplev.c: Update all calls.
6061 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6063 * configure.in: Don't check for bcopy.
6064 * configure, config.in: Regenerate.
6066 * system.h: Don't define or prototype bcopy, instead poison it.
6068 2001-03-27 Richard Henderson <rth@redhat.com>
6070 * function.c (expand_function_start): Set DECL_REGISTER on
6071 a pseudo used for DECL_RESULT.
6073 * rtl.h (LCT_NORETURN): New.
6074 * calls.c (emit_library_call_value_1): Handle it.
6076 2001-03-27 Stan Shebs <shebs@apple.com>
6078 * objc/objc-act.c (objc_init): Use dump_base_name.
6079 (gen_declaration): Clear the buffer arg.
6080 (gen_declaration_1): New function, body of gen_declaration.
6081 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
6082 (gen_method_decl): Ditto, plus always clear buffer arg.
6083 (error_with_ivar): Simplify.
6084 (warn_with_method): Ditto.
6085 (build_message_expr): Don't clear buffers.
6086 (dump_interface): Ditto.
6087 (objc_debug): Ditto.
6088 (build_keyword_selector): Clear the buffer by only zeroing
6090 (objc_implementation_context): Declare.
6091 (start_class): Warn about missing @end.
6092 (finish_objc): Ditto.
6094 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
6096 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
6098 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6100 * Makefile.in (SYSTEM_H): Define.
6101 Depend on $(SYSTEM_H), not system.h.
6103 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
6105 2001-03-27 Jim Wilson <wilson@redhat.com>
6107 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
6109 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
6110 (process_epilogue): New static function.
6111 (process_set): Call process_epilogue instead of emitting .restore
6113 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
6115 * flow.c (struct reg_cond_life_info): New fields orig_condition
6117 (init_propagate_block_info): Set new fields.
6118 (mark_regno_cond_dead): Set and use new fields.
6119 (flush_reg_cond_reg_1): Likewise.
6120 (and_reg_cond, case AND): Check for redundant AND conditions.
6121 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
6124 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
6126 * cppmacro.c (stringify_arg): Null terminate strings.
6128 2001-03-27 Zack Weinberg <zackw@stanford.edu>
6130 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
6131 inclusion style. xm-m68hc11.h no longer exists.
6132 * config/m68hc11/xm-m68hc11.h: Delete file.
6133 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
6135 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
6136 Don't define GCC_VERSION, N_, or PARAMS; don't include
6137 gansidecl.h or stdio.h. Define inhibit_libc here.
6138 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
6139 Delete code conditioned on #if GCC_VERSION == 2095.
6141 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
6142 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
6143 Delete code conditioned on #if GCC_VERSION == 2095.
6145 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6147 * system.h: Include symcat.h.
6148 (STRINGIFY): Don't define.
6150 * configure.in: Adjust comment.
6152 * builtins.c: Use STRINGX, not STRINGIFY.
6153 * gencheck.c: Likewise.
6154 * gengenrtl.c: Likewise.
6155 * protoize.c: Likewise.
6157 * cpplex.c: Don't include symcat.h.
6158 * cpplib.c: Likewise.
6160 * gansidecl.h (HAVE_STRINGIZE): Don't define.
6162 2001-03-27 Alan Modra <alan@linuxcare.com.au>
6164 * c-typeck.c (digest_init): Fold init expression.
6166 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6168 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
6170 2001-03-27 Alan Modra <alan@linuxcare.com.au>
6172 * except.c (eh_regs): Save results of build_pointer_type to a temp
6173 as FUNCTION_VALUE macro may evaluate its args multiple times.
6175 2001-03-26 Mark Mitchell <mark@codesourcery.com>
6177 * c-common.h (DECL_NUM_STMTS): New macro.
6178 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
6180 (pushdecl): Likewise.
6181 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
6182 * integrate.c (expand_inline_function): Don't check
6184 * print-tree.c (print_node): Don't print it.
6185 * toplev.c (rest_of_compilation): Don't try to inline when
6186 flag_no_inline is on.
6187 * tree.h (DECL_FRAME_SIZE): Remove.
6188 (tree_decl): Adjust accordingly.
6190 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6192 * combine.c (try_combine): Use memcpy, not bcopy.
6194 * genattrtab.c (expand_units): Likewise.
6196 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
6198 * i386.md (push mem DI peep2): New.
6199 (mov 0, mov -1 peep2): Handle 64bit.
6200 (lea to arithmetics peep2): Handle 64bit leas.
6201 (rsp arithmetics to push/pop peep2s): New.
6203 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
6205 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
6207 * i386.c (struct machine_function): Add save_varrargs_registers.
6208 (ix86_save_varrargs_registers): New macro.
6209 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
6210 (ix86_expand_prologue): Likewise.
6211 (ix86_emit_epilogue_esp_adjustement): Likewise.
6212 (ix86_expand_epilogue): Likewise.
6213 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
6214 (pro_epilogue_adjust_stack_1): New insn.
6215 (pro_epilogue_adjust_stack_rex64): Likewise.
6216 * i386.h (MASK_NO_RED_ZONE): New constant.
6217 (TARGET_RED_ZONE): New macro.
6218 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
6219 (RED_ZONE_SIZE): New constant.
6220 (RED_ZONE_RESERVE): New constant.
6222 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6224 * toplev.c (set_float_handler): Use memcpy, not bcopy.
6226 2001-03-25 Kazu Hirata <kazu@hxi.com>
6228 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
6231 (umodhi3): Likewise.
6234 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6236 * mkconfig.sh (DEFINES): Handle entries with '='.
6238 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
6239 Set xm_defines to MACRO=value instead.
6241 * i370/xm-mvs.h: Delete.
6243 * ns32k/xm-pc532-min.h: Likewise.
6245 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
6247 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
6249 use ix86_expand_binary_operator
6250 (?sh??i_?): Disable for 64bit.
6251 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
6252 * i386.c (shiftdi_operand): New predicate.
6254 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
6255 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
6256 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
6257 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
6258 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
6259 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
6260 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
6261 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
6262 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
6263 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
6264 (rotldi3, rotrdi3): New expanders.
6266 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
6268 * i386.md (movstrsi): Move offline.
6270 (strmovdi_rex64): New.
6271 (strmov?i): Accept 64bit.
6272 (strmov?i_rex64): New.
6273 (strmov?i_rex_1): New.
6274 (strmov?i_1): Disable for 64bit.
6275 (rep_mov?i_rex64): New.
6276 (rep_mov?i): Disable for 64bit.
6277 (clrstrsi): Move offline.
6278 (strset?i_rex64): New.
6279 (strset?i: Accept 64bit.
6280 (rep_stos?i): Disable for 64bit.
6281 (rep_stos?i_rex64): New.
6282 (strset?i_rex_1): New.
6283 (strset?i_1): Disable for 64bit.
6284 (cmpstrsi): Accept 64bit.
6285 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
6286 (cmpstrqi_nz_rex_1): New.
6287 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
6288 (strlensi): Move offline.
6290 (strlenqi_1): Disable for 64bit; fix constraints.
6291 (strlenqi_rex_1): New.
6292 * i386.c (ix86_adjust_counter): New static function.
6293 (ix86_zero_extend_to_Pmode): Likewise.
6294 (ix86_expand_aligntest): Likweise.
6295 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
6296 (ix86_expand_movstr): New global function.
6297 (ix86_expand_clrstr): New global function.
6298 (ix86_expand_strlen): New global function.
6299 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
6300 ix86_expand_strlen): Declare.
6301 (ix86_expand_strlensi_unroll_1): Delete.
6303 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
6305 * i386.md (cmpdi): Fix operand predicates.
6306 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
6307 cmpdi_1_insn_rex64): New patterns.
6308 (adddi3): Turn to expander.
6309 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
6310 (addsi3_carry_zext): New pattern.
6311 (adddi_?_rex64): New patterns and splitters.
6312 (addsi_?_zext): New patterns.
6313 (subsi3_carry_zext): New pattern.
6314 (subdi_?_rex64): New patterns and splitters.
6315 (iorsi_?_zext): New patterns.
6316 (iordi_?_rex64): New patterns and splitters.
6317 (iorsi_?_zext): New patterns.
6318 (iorsi_?_zext_imm): New patterns.
6319 (xorsi_?_zext): New patterns.
6320 (xordi_?_rex64): New patterns and splitters.
6321 (xorsi_?_zext): New patterns.
6322 (negdi*): New patterns.
6323 (one_cmpldi*): Likewise.
6324 (one_cmplsi*_zext, negsi*_zext): Likewise.
6325 (testqi_ext_3_rex64): New pattern.
6327 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
6329 * i386-protos.h (ix86_split_long_move): Return void.
6330 * i386.c (ix86_split_to_parts): Handle 64bit target.
6331 (ix86_split_long_move): Likewise.
6332 * i386.md (all calls to ix86_split_long_move): Update.
6334 2001-03-23 Richard Henderson <rth@redhat.com>
6336 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
6337 to avoid shadowing arguments.
6339 2001-03-23 Jakub Jelinek <jakub@redhat.com>
6341 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
6342 to variable names where DECL_NAME is different from
6343 DECL_ASSEMBLER_NAME.
6345 2001-03-23 Jim Wilson <wilson@redhat.com>
6347 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
6348 (assemble_alias): Call make_decl_rtl.
6350 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
6352 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
6354 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
6356 * extend.texi: Document the "java_interface" attribute.
6358 2001-03-22 Zack Weinberg <zackw@stanford.edu>
6360 * mkconfig.sh: Use a subshell with redirected stdout,
6361 instead of closing stdout and confusing commands that run
6362 afterward. Throw away output of cmp.
6364 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
6366 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
6368 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
6370 * i386.md (zero_extendsidi2_32): Break out from ...
6371 (zero_extendsidi2): ... here ; turn to expander.
6372 (zero_extendsidi2_rex64): New.
6373 (extendsidi2_32): Break out from ...
6374 (extendsidi2): ... here ; turn to expander.
6375 (extendsidi2_rex64): New.
6376 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
6377 (trunc?f?f splitters): Add 64bit versions.
6379 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
6381 * i386.md (pushsi, pushsi2_prologue): Disable.
6382 (pushsi2_rex64): New.
6383 (movabs?i_1_rex64, movabs?i_2_rex64): New.
6384 (movqi_ext_1): Disable for 64bit.
6385 (movqi_ext_1_rex64): New.
6386 (pushdi2_rex64): New pattern, peep2s and splitter.
6387 (pushdi2_prologue_rex64): New pattern.
6388 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
6390 (movdi splitters): Disable for 64bit.
6391 (movdi_1_rex64): New pattern, peep2s and splitters.
6392 (swapdi): New pattern.
6393 (pushsf): Disable for 64bit.
6394 (pushsf_rex64): New pattern and splitter.
6395 (pushdf_nointeger): Disable for 64bit.
6396 (pushdf_integer): Handle the 64bit case.
6397 (pushtf): Likewise; update splitters.
6399 2001-03-22 Richard Henderson <rth@redhat.com>
6401 * mkconfig.sh: Include insn-flags.h.
6402 * Makefile.in (CONFIG_H): Include insn-flags.h.
6403 (lots of objects): Remove insn-codes.h and insn-flags.h.
6405 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
6406 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
6407 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
6408 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
6409 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
6410 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
6411 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
6412 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
6413 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
6414 v850/v850.c, vax/vax.c:
6415 Don't include insn-flags.h.
6417 * diagnostic.c, expr.h, reload.c, toplev.c:
6418 Don't include insn-codes.h.
6420 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
6421 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
6422 c4x/c4x.c, i960/i960.c, mips/mips.c:
6423 Don't include insn-codes.h or insn-flags.h.
6425 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
6426 or insn-flags.h in the generated code.
6427 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
6428 (main): Forward declare struct rtx_def.
6430 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
6432 * invoke.texi (-ffast-math): Remove duplicate line about
6435 * gcc.texi: Remove more obsolete documentation of bugs and
6436 installation problems.
6438 2001-03-21 Kazu Hirata <kazu@hxi.com>
6440 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
6443 2001-03-20 Jason Merrill <jason@redhat.com>
6445 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
6447 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
6448 * varasm.c (CHKR_PREFIX): Likewise.
6450 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6452 * gcse.c (hash_scan_set): An expression is not anticipatible if it
6453 is part of a multi-SET insn.
6455 * cse.c (find_comparison_args): Remove previous change.
6456 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
6459 * config/i386/i386.md (conditional_trap): Remove warning.
6461 * recog.c (push_operand): Fix error in last change that caused
6462 undefined symbol on many targets.
6464 * sdbout.c: #include ggc.h.
6465 (sdbout_init): Move to end of file.
6466 Call ggc_add_tree_root for anonymous_types.
6467 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
6468 (sdbout_one_type): Use DECL_NAME for field name.
6469 * Makefile.in (sdbout.o): Show includes ggc.h.
6471 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
6473 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
6474 (override_options): Use properlimits for preferred_stack_boundary.
6475 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
6477 (ext_register_operand): Accept DImode.
6478 (load_pic_register): Abort on 64bit.
6479 (gen_push): Use Pmode instead of SImode.
6480 (ix86_save_reg): Pic reg is never used on 64bit.
6481 (ix86_expand_prologue): Likewise.
6482 (ix86_emit_save_regs): Use Pmode instead of SImode.
6483 (legitimate_address_p): Check displacement for 64bit.
6484 (print_operand): Avoid outputting of (%rip) on 64bit.
6485 (print_operand_address): Output (%rip) where possible.
6486 (split_di): Abort on 64bit registers.
6487 (ix86_expand_branch): DImode comparison is simple for x86_64.
6488 (memory_address_length): Recognize memory addresses formed using
6490 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
6492 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
6494 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
6496 * recog.c (push_operand): Recognize new format of push instructions.
6498 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
6500 * i386.md (pushqi1): New.
6501 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
6502 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
6503 x86_64_immediate_operand, x86_64_immediate_operand,
6504 x86_64_zext_immediate_operand): Declare.
6505 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
6506 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
6507 x86_64_immediate_operand, x86_64_immediate_operand,
6508 x86_64_zext_immediate_operand): define.
6509 * i386.h (PREDICATE_CODES): Add new predicates.
6511 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
6513 * i386.md (pophi1, popqi1, pushqi1): Remove.
6515 * expr.c (emit_single_push_insn): New function.
6516 (move_by_pieces): Accept NULL as destination for push instructions.
6517 (gen_push_operand): Kill.
6518 (emit_push_insn): Pass NULL when pushing; avoid updating of
6519 stack_pointer_delta.
6520 * expr.h (gen_push_operand): Kill.
6522 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6524 * rtl.texi (COMPARE): Clarify documentation and reference section
6527 2001-03-20 Stan Shebs <shebs@apple.com>
6529 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
6530 (get_object_reference): Ditto.
6531 (error_with_ivar): Use error_with_file_and_line.
6532 (warn_with_method): Use warning_with_file_and_line.
6534 2001-03-20 Tom Tromey <tromey@redhat.com>
6536 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
6538 2001-03-20 Mark Mitchell <mark@codesourcery.com>
6540 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
6541 variables that are TREE_PUBLIC, even if not TREE_STATIC.
6543 2001-03-20 DJ Delorie <dj@redhat.com>
6545 * Makefile.in (install-libgcc): Pass complete list of variables.
6546 (install-multilib): Ditto.
6548 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
6550 * config/i386/cygwin.h: Declare ctor_section, dtor_section
6551 drectve_section, switch_to_section.
6553 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
6554 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
6555 i386_pe_mark_dllimport.
6557 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
6559 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
6560 functions i386_pe_*.
6562 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
6563 i386_pe_* functions with char * arguments.
6565 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
6567 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
6569 (movsi_ie): Introduce fpul store.
6571 2001-03-20 Alan Modra <alan@linuxcare.com.au>
6573 * Makefile.in (OBJS): Remove hashtab.o.
6575 2001-03-19 Stan Shebs <shebs@apple.com>
6577 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
6578 * c-lang.c (maybe_objc_method_name): Ditto.
6579 * c-tree.h (maybe_objc_method_name): Remove decl.
6581 2001-03-19 Tom Tromey <tromey@redhat.com>
6583 * gcc.c (init_gcc_specs): Fix comment.
6585 2001-03-19 Mark Mitchell <mark@codesourcery.com>
6587 Compute DECL_ASSEMBLER_NAME lazily.
6588 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
6589 (DECL_ASSEMBLER_NAME_SET_P): New macro.
6590 (SET_DECL_ASSEMBLER_NAME): Likewise.
6591 (COPY_DECL_ASSEMBLER_NAME): Likewise.
6592 (set_decl_assembler_name): Declare.
6593 (lang_set_decl_assembler_name): Likewise.
6594 * tree.c (lang_set_decl_assembler_name): New variab.e
6595 (set_decl_assembler_name): New function.
6596 (init_obstacks): Set lang_set_decl_assembler_name.
6597 (build_decl): Don't set DECL_ASSEMBLER_NAME.
6598 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
6599 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
6600 where it's not necessary.
6601 (builtin_function): Likewise.
6602 (finish_decl): Likewise.
6603 * dbxout.c (dbxout_type_methods): Likewise.
6604 * ggc-common.c (ggc_mark_trees): Likewise.
6605 * profile.c (output_func_start_profiler): Likewise.
6606 * varasm.c (make_decl_rtl): Likewise.
6608 * cse.c (find_comparison_args): Update documentation. Fix
6609 mishandling of COMPARE operations.
6611 * tree.def (ABS_EXPR): Add documentation.
6612 * fold-const.c (fold): Improve folding of ABS_EXPRs.
6614 2001-03-19 Zack Weinberg <zackw@stanford.edu>
6616 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
6618 2001-03-19 Jakub Jelinek <jakub@redhat.com>
6620 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
6621 Remove ia32 linux PIC kludge and move it...
6622 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
6624 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
6626 * i386.md (absdf2 expander): Fix 64bit case.
6628 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
6630 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
6632 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
6634 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
6636 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6638 * README.X11: Remove obsolete file.
6640 2001-03-18 Anthony Green <green@redhat.com>
6642 * config/pj/pj.h: Remove some trailing commas.
6643 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
6645 2001-03-18 Richard Henderson <rth@redhat.com>
6647 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
6648 * calls.c: ... here.
6649 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
6650 defaults for them here.
6652 2001-03-17 Anthony Green <green@redhat.com>
6654 * config/pj/lib1funcs.S: Fix broken comment.
6655 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
6658 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
6660 * gcc.texi: Remove obsolete information relating to build and
6661 installation problems with enquire or the Pyramid C compiler.
6663 2001-03-17 Richard Henderson <rth@redhat.com>
6665 * dwarf2out.c (queue_reg_save): New.
6666 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
6667 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
6669 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
6670 (cfa, cfa_store, cfa_temp): Make static.
6671 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
6673 2001-03-17 Richard Henderson <rth@redhat.com>
6675 * integrate.h (struct inline_remap): Add local_return_label.
6676 * integrate.c (expand_inline_function): Initialize it and emit
6677 it after copy_insn_notes.
6678 (copy_insn_list): Don't store local_return_label here.
6679 (copy_insn_notes): New function split out from copy_insn_list.
6681 2001-03-17 Richard Henderson <rth@redhat.com>
6683 * dwarf2out.c (lookup_filename): Emit .file if the assembler
6684 is generating .debug_line.
6685 (dwarf2out_init): Add main_input_filename to the file table first.
6686 * configure.in (as_dwarf2_debug_line): Test with file number 1
6687 instead of file number 0.
6689 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6691 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
6692 (gen_rtx_combine): Deleted; all references changed as appropriate.
6693 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
6695 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
6697 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
6699 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
6702 2001-03-16 Jim Wilson <wilson@redhat.com>
6704 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
6705 then set it to LOC_REG (79) instead of aborting.
6707 2001-03-16 Phil Edwards <pme@sources.redhat.com>
6709 * gccbug.in: Remove high priority.
6711 2001-03-16 Richard Henerson <rth@redhat.com>
6713 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
6714 output with a space instead of deleting it.
6715 * configure: Regenerate.
6717 2001-03-16 Zack Weinberg <zackw@stanford.edu>
6719 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
6720 handles the gory details of converting an object file into
6721 something that's safe to grep.
6722 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
6723 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
6724 newlines at either end of the string we're looking for.
6725 Make 'checking ...' message less stilted.
6726 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
6727 ARM in-memory layout and its hypothetical converse. Don't
6728 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
6729 HOST_WORDS_BIG_ENDIAN.
6731 * configure.in: Adjust for renamed macro. Move
6732 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
6733 * configure, config.in: Regenerate.
6735 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
6737 * fixinc/Makefile.in: Set SHELL.
6739 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
6741 * fixinc/fixincl.c (fix_with_system): Quote file names before
6742 passing them to shell.
6744 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
6746 * Makefile.in: Use fix-header$(build_exeext) instead
6749 2001-03-16 Richard Henderson <rth@redhat.com>
6751 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
6752 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
6753 (size_of_line_prolog): Remove.
6754 (output_line_info): Compute prologue size via label difference.
6755 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
6757 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
6758 assembler error when redefining file numbers.
6759 * config.in, configure: Rebuild.
6761 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
6762 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
6763 (dw2_asm_output_delta_uleb128): Likewise.
6764 (dw2_asm_output_delta_sleb128): Similarly.
6765 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
6767 2001-03-16 Michael Meissner <meissner@redhat.com>
6769 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
6771 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
6773 (BITMASK_LOWER16): Replacement for 0x0000ffff.
6775 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
6776 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
6777 being unsigned in ISO C and signed in traditional.
6778 (expand_prologue): Ditto.
6779 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
6781 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
6783 (divsi3,divdi3): Ditto.
6784 (modsi3,moddi3): Ditto.
6785 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
6786 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
6787 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
6790 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
6792 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
6793 SSE based conditional moves on LTGT/UNEQ conditions;
6794 Canonicalize EQ to NE.
6795 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
6796 (sse_mov?fcc_ne): New.
6798 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
6800 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
6802 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
6803 register may be dead.
6805 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
6807 * Makefile.in (hash.o): Depend on CONFIG_H.
6809 2001-03-15 Mark Mitchell <mark@codesourcery.com>
6811 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
6813 2001-03-15 Richard Henderson <rth@redhat.com>
6815 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
6816 (ASM_OUTPUT_DWARF_PCREL): New.
6817 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
6819 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
6821 * cppfiles.c (stack_include_file): Use MAX of sysp.
6823 2001-03-15 Steve Ellcey <sje@cup.hp.com>
6825 * config.gcc (ia64*-*-hpux*): New case.
6826 * config/ia64/hpux.h: New file for HP-UX support.
6827 * config/ia64/t-hpux: New file for HP-UX support.
6829 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
6831 * fixinc/inclhack.def (irix_stdio_va_list): New.
6832 * fixinc/fixincl.x: Rebuilt.
6834 2001-03-15 Richard Henderson <rth@redhat.com>
6836 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
6837 if provided by the target.
6838 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
6839 (dw2_asm_output_addr): New.
6840 * dwarf2asm.h (dw2_asm_output_addr): Declare.
6841 * dwarf2out.c (output_cfi): Use it for program addresses.
6842 (output_call_frame_info, output_die): Likewise.
6843 (output_aranges, output_line_info): Likewise.
6845 2001-03-15 Bruce Korb <bkorb@gnu.org>
6847 * gcc.c(main): make more rigorous
6848 * collect2.c(main): guard against ignoring SIGCHLD
6849 * protoize.c(main): ditto
6850 * gcc/fixinc/fixincl.c(initialize): ditto
6852 2001-03-15 Mark Mitchell <mark@codesourcery.com>
6854 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
6855 (sdbout_parms): Likewise.
6857 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
6859 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
6860 "widen" a destination that is already wider than a word. Also do
6861 not widen if LOAD_EXTEND_OP is NIL for the given mode.
6863 2001-03-15 Bernd Schmidt <bernds@redhat.com>
6865 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
6867 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
6869 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
6871 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
6873 * i960.h (i960_maxbitalignment,
6874 i960_last_maxbitalignment): Declare.
6875 * i960.c (i960_maxbitalignment,
6876 i960_last_maxbitalignment): Make global.
6877 (process_pragma): Delete.
6878 (i960_pr_align, i960_pr_noalign): Move from here ...
6879 * i960-c.c: ... to this new file.
6880 * t-960bare (i960-c.o): New rule.
6881 * t-vxworks960 (i960-c.o): Likewise.
6882 * config.gcc (i960-*-*): Define c_target_objs and
6885 2001-03-15 Bernd Schmidt <bernds@redhat.com>
6887 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
6888 without adding in rtx code and mode.
6890 * alias.c (init_alias_analysis): Don't use any rtx whose value
6891 varies as a known value.
6892 Delete a superfluous test.
6894 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
6896 (ia64_sched_reorder): Call maybe_rotate; also rotate after
6897 scheduling a stop bit.
6898 (ia64_emit_nops): Correctly handle ASMs.
6900 2001-03-15 Mark Mitchell <mark@codesourcery.com>
6902 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
6904 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
6906 * cpp.texi: Update documentation for -include and -imacros.
6907 * cppfiles.c (struct include_file): Remove "defined" memeber.
6908 (find_or_create_entry): Make a copy of the file name, and
6910 (open_file): Update to ensure we use the simplified filename.
6911 (stack_include_file): Don't set search_from.
6912 (cpp_included): Don't simplify the path name here.
6913 (find_include_file): New prototype. Call search_from to
6914 get the start of the "" include chain. Don't simplify the
6916 (_cpp_execute_include): New prototype. Move diagnostics to
6917 do_include_common. Update.
6918 (_cpp_pop_file_buffer): Don't set defined.
6919 (search_from): New prototype. Use the preprocessor's cwd
6920 for files included from the command line.
6921 (read_name_map): Don't simplify the pathname here.
6922 * cpphash.h (enum include_type): New.
6923 (struct buffer): Delete search from. New search_cached.
6924 (_cpp_execute_include): Update prototype.
6925 * cppinit.c (do_includes): Use _cpp_execute_include.
6926 * cpplib.c (do_include_common): New function.
6927 (do_include, do_include_next, do_import): Use it.
6929 2001-03-14 Mark Mitchell <mark@codesourcery.com>
6931 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
6932 contents of the RTL, to determine the name of the object.
6934 2001-03-14 Mark Mitchell <mark@codesourcery.com>
6936 * tree.h (DECL_RTL): Allocate RTL lazily.
6937 (SET_DECL_RTL): New macro.
6938 (DECL_RTL_SET_P): Likewise.
6939 (COPY_DECL_RTL): Likewise.
6940 (DECL_RTL_IF_SET): Likewise.
6941 * varasm.c (make_decl_rtl): Add assertions about the kind of
6942 declaration we are processing.
6943 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
6944 (start_decl): Likewise.
6945 (finish_decl): Likewise.
6946 * c-semantics.c (emit_local_var): Likewise.
6947 * calls.c (expand_call): Likewise.
6948 * dbxout.c (dbxout_symbol): Likewise.
6949 * emit-rtl.c (unshare_all_rtl): Likewise.
6950 (unshare_all_decls): Likewise.
6951 (reset_used_decls): Likewise.
6952 * expr.c (store_constructor): Likewise.
6953 (safe_from_p): Likewise.
6954 (expand_expr): Likewise.
6955 * function.c (put_var_into_stack): Likewise.
6956 (instantiate_decls_1): Likewise.
6957 (assign_parms): Likewise.
6958 (expand_function_start): Likewise.
6959 (expand_function_end): Likewise.
6960 * ggc-common.c (gcc_mark_trees): Likewise.
6961 * integrate.c (function_cannot_inline_p): Likewise.
6962 (copy_decl_for_inlining): Likewise.
6963 (expand_inline_function): Likewise.
6964 (integrate_parm_decls): Likewise.
6965 (integrate_decl_tree): Likewise.
6966 * print-tree.c (print_node): Likewise.
6967 * reg-stack.c (stack_result): Likewise.
6968 * stmt.c (label_rtx): Likewise.
6969 (expand_return): Likewise.
6970 (expand_decl): Likewise.
6971 (expand_decl_cleanup): Likewise.
6972 (expand_anon_union_decl): Likewise.
6973 * toplev.c (check_global_declarations): Likewise.
6974 (rest_of_decl_compilation): Likewise.
6975 * tree.c (simple_cst_equal): Likewise.
6976 * objc/objc-act.c (generate_static_references): Likewise.
6978 2001-03-14 Zack Weinberg <zackw@stanford.edu>
6980 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
6981 gcc_AC_C_FLOAT_FORMAT): New macros.
6982 * configure.in: Add AC_PROG_CPP after CC tests;
6983 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
6984 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
6985 * configure, config.in: Regenerate.
6987 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
6988 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
6989 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
6990 config/i370/xm-linux.h, config/i370/xm-oe.h,
6991 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
6992 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
6993 config/pa/xm-linux.h, config/pa/xm-pa.h,
6994 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
6995 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
6996 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
6997 config/we32k/xm-we32k.h: Delete.
6999 * config/i370/xm-mvs.h, config/m88k/m88k.h,
7000 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
7001 config/vax/xm-vms.h: Don't define any of:
7002 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
7004 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
7006 * config.gcc: Remove references to deleted files.
7007 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
7008 FATAL_EXIT_CODE, which is the same between oe and mvs).
7010 2001-03-14 DJ Delorie <dj@redhat.com>
7011 Vladimir Makarov <vmakarov@redhat.com>
7013 * config/i960/i960.c (i960_function_prologue): Compute size of
7014 frame according to number of registers actually saved there.
7016 2001-03-14 Richard Henderson <rth@redhat.com>
7018 * expr.c (emit_move_insn_1): Fix else if around #endif.
7020 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
7023 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
7026 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
7028 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
7029 (override_options): Parse cmodel string.
7030 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
7031 * i386.h (TARGET_OPTIONS): Add "cmodel".
7032 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
7034 (ix86_cmodel_string, ix86_cmodel): Declare.
7036 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
7039 * i386.h (GENERAL_REG_P): Add missing REG_P.
7041 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
7043 * configure.in: Use $gcc_cv_as instead of $as.
7044 * configure: Regenerated.
7046 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
7048 * cppfiles.c (stack_include_file): Only increase the include
7049 count if we actually process the file properly, as opposed
7050 to treating it as length zero. Only call read_include_file
7051 if not DO_NOT_REREAD. Handle the -H include file output
7053 (read_include_file): Remove now redundant DO_NOT_REREAD check.
7054 (cpp_included, find_include_file): Simplify pathnames after
7055 remapping them. If remapping, don't use the remapped file
7056 name's buffer as our scratch buffer.
7057 (cpp_pop_file_buffer): Replace the multiple include macro
7058 only if it isn't yet set.
7059 (read_name_map): Simplify remapped names when reading in.
7060 (remap_filename): Move code to code path that uses it.
7061 (_cpp_simplify_pathname): Return the input pointer.
7062 * cpphash.h (_cpp_simplify_pathname): Update prototype.
7064 2001-03-14 Mark Mitchell <mark@codesourcery.com>
7066 * expr.c (expand_expr): Revove bogus conditional.
7068 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
7070 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
7072 2001-03-14 Jakub Jelinek <jakub@redhat.com>
7074 * reg-stack.c (stack_result): Unconditionally use
7075 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
7077 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
7079 * expr.c (emit_move_insn_1): Split push of complex value when
7080 no suitable push instruction exist.
7082 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
7083 instead of QI_REG_P.
7085 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7087 * alias.c (handled_component_p, can_address_p): New functions.
7088 (get_alias_set): Use them.
7090 2001-03-13 Jim Wilson <wilson@redhat.com>
7092 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
7093 from 80 in try_locals code.
7094 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
7096 2001-03-13 Zack Weinberg <zackw@stanford.edu>
7098 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
7099 gcc_AC_C_LONG_LONG): New.
7100 * configure.in: Use them. Probe the size of short, int, long,
7101 and long long/__int64 if we have them. Move all the AC_C_*
7102 checks together, except gcc_AC_C_CHAR_BIT which has to go
7103 after AC_CHECK_HEADERS(limits.h).
7104 Take hwint.h out of host_xm_file and build_xm_file.
7106 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
7107 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
7108 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
7109 Move the HOST_WIDEST_INT setup logic here from system.h.
7110 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
7112 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
7113 is now handled by hwint.h.
7115 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
7116 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
7117 config/ia64/xm-ia64.h: Don't define any of:
7118 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
7119 HOST_BITS_PER_LONGLONG.
7121 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
7122 config/h8300/xm-h8300.h, config/mips/iris6.h,
7123 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
7124 config/sparc/xm-sp64.h: Delete.
7125 * config.gcc: Remove references to deleted files.
7127 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
7128 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
7129 * config/i370/xm-linux.h: Clarify floating-point situation in
7132 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
7134 * cppfiles.c (NO_INCLUDE_PATH): New macro.
7135 (find_include_file): Decide here which part of the include
7136 chain to start the search. Complain about an empty include
7137 chain in all cases apart from an abolsute file name.
7138 (_cpp_execute_include): Don't choose the search chain here.
7139 Don't call handle_missing_include in the case of an empty
7141 (_cpp_compare_file_date): Don't choose the search chain here.
7142 * cpplib.c (do_include_next): Move the in-main-file diagnostic
7143 here from _cpp_execute_include. Behave like #include if
7144 we're in the main file.
7146 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7148 * system.h (malloc, realloc, calloc, strdup): Only poison these
7149 tokens when IN_GCC is defined.
7151 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
7153 * i386.md (abs?f expander): Support SSE case.
7154 (abd?f_if): Add new "USE"; add splitters.
7156 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7158 * cpp.texi (poison): Explain the macro expansion exception.
7160 2001-03-13 Jakub Jelinek <jakub@redhat.com>
7162 * expr.c (store_expr): Add dont_store_target. If temp is already in
7163 target before copying to reg, don't store it into target again.
7165 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7167 * cppinternals.texi: Update for file handling.
7169 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
7171 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
7172 2001-02-24 which broke building the Java library.
7173 * function.c (identify_blocks): Likewise.
7174 (all_blocks): Likewise.
7175 * integrate.c (integrate_decl_tree): Likewise.
7176 * print-tree.c (print_node): Likewise.
7177 * tree.h (BLOCK_NUMBER): Likewise.
7178 (struct tree_block): Likewise.
7180 2001-03-12 David Edelsohn <edelsohn@gnu.org>
7182 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
7183 __WCHAR_TYPE__ definition.
7184 (WCHAR_TYPE_SIZE): #undef before #define.
7186 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7188 * cppfiles.c: Update comments.
7189 (destroy_include_file_node): Rename destroy_node.
7190 (find_or_create_entry): New function.
7191 (open_file, _cpp_fake_include): Use it.
7192 (handle_missing_header): New function, broken out of
7193 _cpp_execute include. Don't segfault if there is no
7194 system or quoted path.
7195 (_cpp_execute_include): Use handle_missing_header.
7197 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
7199 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
7200 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
7202 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7204 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
7205 unless anti_dependence says they are.
7206 * alias.c (objects_must_conflict): If neither has a type specified,
7209 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
7210 David Billinghurst <David.Billinghurst@riotinto.com>
7212 * config/mips/iris5.h: Change WCHAR_TYPE to int.
7214 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
7216 * i386.md (trunctfdf2_2): Rename missnamed pattern.
7217 (*_one_bit): Remove type on the match_operand in attributes.
7219 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
7221 * i386.c: Commit forgotten hunk in previous patch.
7222 (regclass_map): Add extended registers.
7223 (dbx_register_map): Add missing frame register.
7225 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
7227 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
7229 * i386.md (x86_sahf_1): Disable for 64bit.
7230 (popsi*, pophi*): Likewise.
7231 (pushqi, pushhi): Likewise.
7232 (movdi, pushdi): Likewise.
7233 (zero extend DImode splitter): Likewise.
7234 (adddi, minusdi splitter): Likewise.
7235 (umulsidi): Likewise.
7237 (mulsidi): Disable for 64bit
7238 (lshift:DI/ashift:DI): Disable for 64bit.
7239 (loop patterns): Likewise.
7240 (call_pop, call_value_pop expanders and patterns): Likewise.
7241 (prologue_get_pc): Likewise.
7243 (fcmovDI pattern and splitter): Likewise.
7244 (movdfcc_1_rex64): New.
7246 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
7248 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
7249 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
7250 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
7251 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
7252 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
7253 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
7254 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
7255 (PUSH_ROUNDING): x86_64 rounds to 64bits.
7256 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
7257 (REGPARM_MAX): Set to 6 for x86_64.
7258 (SSE_REGPARM_MAX): Set to 16 for x86_64.
7259 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
7262 * (patterns that does use upper halves): Update constraints
7263 'q' to 'Q' and 'r' to 'R'.
7264 (cmpqi_ext_1): Disable for 64bit.
7265 (cmpqi_ext_3_insn): Likewise.
7266 (movqi_extzv_1): Likewsie.
7267 (addqi_ext_1): Liekwsie
7268 (testqi_ext_1): Liekwsie
7269 (andqi_ext_1): Liekwsie
7270 (xorqi_ext_1): Liekwsie
7271 (cmpqi_ext_1_rex64): New.
7272 (cmpqi_ext_3_insn_rex64): Likewise.
7273 (movqi_extzv_1_rex64): Likewsie.
7274 (addqi_ext_1_rex64): Liekwsie
7275 (testqi_ext_1_rex64): Liekwsie
7276 (andqi_ext_1_rex64): Liekwsie
7277 (xorqi_ext_1_rex64): Liekwsie
7279 2001-03-11 Zack Weinberg <zackw@stanford.edu>
7281 * configure.in: Move check for unsigned enumerated bitfields
7282 to macro in aclocal.m4. Disable it for now.
7283 * configure, config.in: Regenerate.
7284 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
7285 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
7286 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
7287 kind above its first use.
7289 * config/xm-interix.h, config/alpha/xm-alpha.h,
7290 config/i370/xm-linux.h, config/i386/xm-beos.h,
7291 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
7292 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
7293 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
7294 Don't define ONLY_INT_FIELDS under any circumstances.
7296 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
7298 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
7299 config/sparc/xm-sysv4.h: Delete - now identical with some
7301 * config.gcc (hppa targets): Replace xm-pahpux.h and
7302 xm-papro.h with implicit xm-pa.h.
7303 (sparc targets): Replace xm-sysv4.h with implicit or explicit
7306 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
7308 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
7309 before reload_cse_noop_set_p.
7311 2001-03-11 Zack Weinberg <zackw@stanford.edu>
7313 * config.gcc: Where xm-host.h used to include another
7314 xm-host.h, list the nested header directly in xm_file. Remove
7315 references to deleted files. Can now use sparc/xm-sp64.h for
7318 * config/xm-linux.h, config/arm/xm-linux.h,
7319 config/i386/xm-dos.h, config/i386/xm-gnu.h,
7320 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
7321 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
7322 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
7323 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
7326 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
7327 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
7328 bother to wrap #undef in #ifdef.
7329 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
7330 Don't include xm-linux.h.
7331 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
7333 * configure.in: Wrap regexps using [] in changequote block.
7334 Use expr : not echo | grep. Simplify regexps.
7335 * configure: Regenerate.
7337 56 xm-files remain, 22 xm-arch.
7339 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7341 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
7342 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
7343 (local_index, local_rindex): Delete, use strchr/strrchr instead.
7344 (copy_object): Fix format specifier vs argument mismatch.
7346 * mips-tdump.c: Make local functions static.
7347 (rindex): Don't #undef.
7348 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
7349 (fatal, fancy_abort): Delete.
7350 (read_seek): Avoid signed/unsigned compare.
7352 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7354 * combine.c (try_combine): Fix error in change to try original
7356 (gen_rtx_combine): Do same as gen_rtx for now.
7358 2001-03-11 Zack Weinberg <zackw@stanford.edu>
7360 * configure.in: AC_SUBST xm_defines.
7361 * configure: Regenerate.
7362 * Makefile.in: Set DEFINES=$(xm_defines) when building
7365 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
7367 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
7368 (cpp_included, find_include_file): Update.
7369 (_cpp_compare_file_date): Make else unconditional.
7371 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
7373 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
7375 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
7377 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
7378 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
7380 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
7382 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
7383 if it's a record type.
7385 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
7387 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
7388 mingw includes slightly.
7390 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7392 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
7393 #undef token before poisoning it.
7395 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7397 * alpha.c (check_float_value): Use memcpy, not bcopy.
7399 * m32r.c (m32r_sched_reorder): Likewise.
7401 * vax.c (check_float_value): Likewise.
7403 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
7405 * toplev.c (file_name_nondirectory): Remove.
7406 * toplev.h: Similarly.
7407 * dwarf2out.c (compute_section_prefix): Use lbasename instead
7408 of file_name_nondirectory.
7410 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7412 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
7413 * mips-tfile.c: Don't #undef rindex; not used.
7415 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
7417 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
7418 (dbx64_register_map): Declare.
7419 (RETURN_ADDR_RTX): Fix for 64bit.
7420 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
7421 (INCOMING_FRAME_SP_OFFSET): Set to 8.
7422 * i386.c (dbx64_register_map): New global array.
7423 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
7424 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
7427 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
7429 * cppfiles.c (search_from): Use lbasename.
7430 * mkdeps.c (deps_add_default_target): Use lbasename.
7432 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7434 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
7435 xcalloc in lieu of malloc, realloc & calloc.
7437 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
7439 * gengenrtl.c (xmalloc): Likewise.
7441 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
7442 really_call_* memory allocation routines.
7444 * stmt.c (check_for_full_enumeration_handling): Use
7445 really_call_calloc, not calloc.
7447 * system.h (really_call_malloc, really_call_calloc,
7448 really_call_realloc): Define.
7449 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
7451 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
7453 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
7455 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
7457 * configure: Rebuilt.
7458 * configure.in: Only use `lang_requires' for languages athat are
7461 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
7463 * invoke.texi: Fix typo.
7464 * gcc.1: Regenerate.
7466 2001-03-09 Zack Weinberg <zackw@stanford.edu>
7468 * configure.in: Prune nonexistent files from build_xm_file,
7469 xm_file, and host_xm_file lists. Warn unless they're
7471 Don't generate *config.h here.
7472 AC_SUBST all variables needed to generate *config.h.
7473 * configure: Regenerate.
7474 * mkconfig.sh: New helper script, from code removed from
7476 * Makefile.in: Zap all MALLOC variables - no longer used
7477 anywhere, and malloc.c doesn't exist.
7478 Substitute in variables needed to generate *config.h.
7479 Stop lying about the dependencies contained in CONFIG_H and
7481 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
7482 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
7483 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
7484 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
7485 $(TM_P_H), etc. as appropriate.
7487 * config.gcc: Zap references to deleted files.
7488 * ggc-none.c: Don't include rtl.h or tm_p.h.
7490 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
7491 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
7492 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
7493 config/i386/xm-linux.h, config/i386/xm-linux.h,
7494 config/i386/xm-next.h, config/i386/xm-openbsd.h,
7495 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
7496 Don't include i386/xm-i386.h.
7498 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
7499 config/i386/xm-i386.h, config/i860/xm-i860.h,
7500 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
7501 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
7502 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
7503 Delete (empty except comments, #includes of other deleted
7504 files, and macros used nowhere).
7506 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
7508 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
7509 independent on TARGET_FLAGS.
7511 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
7513 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
7515 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
7517 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
7519 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
7520 LAST_REX_SSE_REG): define.
7521 (enum reg_class): Add 'LEGACY_REGS'
7522 (REG_CLASS_CONTENTS): Likewise; add extended registers.
7523 (SSE_REGNO_P): Recognize extended registers.
7524 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
7525 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
7526 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
7527 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
7528 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
7529 REG_OK_FOR_STRREG_P): Remove.
7530 (HI_REGISTER_NAMES): Add extended registers.
7531 (ADDITIONAL_REGISTER_NAMES): Likewise.
7532 (QI_REGISTER_NAMES): Add 8bit extended registers.
7533 (DEBUG_REG): Support extended registers.
7534 * i386.c (regclass_map): Add extended registers.
7535 (dbx_register-map): Likewise.
7536 (svr4_dbx_register_map): Likewise.
7537 (print_reg): Support extended registers.
7538 (print_operand): Support 64bit operands.
7540 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
7542 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
7543 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
7544 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
7545 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
7546 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
7547 STACK_BOUNDARY): Set properly for 64bits.
7548 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
7549 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
7550 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
7551 (MOVE_MAX): Set to 16.
7552 (MOVE_MAX_PIECES): 8 for 64bit.
7553 (Pmode): Set to SImode.
7555 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
7557 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
7559 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
7561 * i386.h (mask_64bit): New constant.
7562 (target_64bit): New macro.
7563 (target_options): Add '64'/'32'
7564 (target_default): Define.
7565 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
7566 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
7567 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
7569 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
7571 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
7573 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
7575 * rtlanal.c (rtx_varies_p): Check operand 0 of a
7576 LO_SUM unless for_alias is set.
7578 2001-03-08 Stan Shebs <shebs@apple.com>
7580 * objc/objc-act.c: Fix old typos in comments, add comments for
7582 (hash_init): Fix file name in error message.
7583 (hash_enter): Ditto.
7584 (hash_add_attr): Ditto.
7585 (continue_class): Ditto.
7587 2001-03-08 Bruce Korb <bkorb@gnu.org>
7589 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
7590 wait4() can receive the signal.
7592 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7594 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
7596 * fixinc/fixincl.x: Regenerate.
7598 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7600 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
7602 * fixinc/fixincl.x: Regenerate.
7604 2001-03-08 Richard Henderson <rth@redhat.com>
7606 * configure.in (HAVE_AS_LEB128): New assembler check.
7607 * configure, config.in: Rebuilt.
7609 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
7611 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
7614 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7616 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
7617 references to the MAXPATHLEN macro.
7619 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
7620 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
7623 * config/i386/xm-gnu.h, config/xm-gnu.h,
7624 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
7625 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
7626 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
7627 and/or unused files.
7629 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
7630 doing so in various xm-*.h files.
7632 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7634 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
7636 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
7638 * configure.in (enable_shared): Support per-package shared-library
7640 * configure: Rebuilt.
7642 2001-03-07 David Edelsohn <edelsohn@gnu.org>
7644 * rs6000.md (cr logic): Add original POWER mnemonic alternative
7645 for crnot. Set operands[5] in splitter.
7647 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7649 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
7650 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
7651 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
7652 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
7653 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
7654 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
7655 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
7658 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
7659 config/i370/xm-i370.h, config/i386/xm-dgux.h,
7660 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
7661 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
7662 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
7663 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
7664 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
7665 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
7666 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
7667 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
7668 Delete unused and/or empty files.
7670 * config.gcc: Define USG in xm_defines as appropriate. Define
7671 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
7672 macro. Remove deleted xm-* files from $xm_files variable.
7674 2001-03-07 Tom Tromey <tromey@redhat.com>
7676 * configure: Rebuilt.
7677 * configure.in: Allow config-lang.in to set `lang_requires' to list
7678 of other required languages.
7680 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
7682 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
7684 (output_prologue): Use xmalloc not oballoc.
7685 (output_epilog): Free a29k_first_epilogue_insn when finished.
7686 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
7688 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
7690 * builtins.c (expand_builtin_mathfn): Check
7691 flag_unsafe_math_optimizations, not flag_fast_math.
7692 (expand_builtin): Likewise
7693 * combine.c (combine_simplify_rtx): Likewise.
7694 (simplify_if_then_else): Likewise.
7695 * cse.c (fold_rtx): Likewise.
7696 * flags.h: Remove flag_fast_math. Add
7697 flag_unsafe_math_optimizations and flag_trapping_math.
7698 * fold-const.c (negate_expr): Check
7699 flag_unsafe_math_optimizations, not flag_fast_math.
7700 (invert_truthvalue): Likewise.
7701 (fold): Likewise. Before associating operands, check that
7702 code == MULT_EXPR, not code != MULT_EXPR.
7703 * ifcvt.c (noce_try_minmax): Check
7704 flag_unsafe_math_optimizations, not flag_fast_math.
7705 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
7706 * invoke.texi: Document -funsafe-math-optimizations and
7707 -fno-trapping-math. Change documentation for -ffast-math.
7708 * jump.c (reversed_comparison_code_parts): Likewise.
7709 (rtx_equal_for_thread_p): Likewise.
7710 * optabs.c (emit_conditional_move): Likewise.
7711 * simplify-rtx.c (simplify_binary_operation): Likewise.
7712 (simplify_relational_operation): Likewise.
7713 (simplify_ternary_operation): Likewise.
7714 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
7715 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
7716 Add trapping-math and unsafe-math-optimizations entries to f_options.
7717 (set_fast_math_flags): New, sets flags for -ffast-math.
7718 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
7719 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
7720 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
7722 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
7723 (alpha_emit_conditional_move): Initialize local_fast_math to
7724 flag_unsafe_math_optimizations, not flat_fast_math.
7725 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
7726 instead of setting flag_fast_math to 1.
7727 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
7729 * config/i386/i386.c (override_options): Likewise
7730 * config/i386/i386.md: Likewise.
7731 * config/m68k/m68k.md: Likewise.
7732 * config/mips/mips.md: Likewise.
7733 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
7734 (rs6000_generate_compare): Likewise.
7736 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
7738 * Makefile.in: Set RANLIB to @RANLIB@.
7741 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
7743 * fixinc/inclhack.def (djgpp_wchar_h): New test.
7744 * fixinc/fixincl.x: Regenerated.
7746 2001-03-07 Richard Henderson <rth@redhat.com>
7748 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
7750 2001-03-07 Richard Henderson <rth@redhat.com>
7752 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
7753 of block notes and exception handling notes.
7755 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
7756 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
7757 (compile_file): ... here.
7759 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7761 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
7763 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
7764 config.h now. Include libiberty.h to handle alloca.
7766 2001-03-06 Zack Weinberg <zackw@stanford.edu>
7768 * c-parse.in (yylexname): New function, split out of _yylex.
7769 (objc_rid_sans_at): New table.
7770 (init_reswords): Initialize it.
7771 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
7772 retrieving the next token and checking it for significance as
7773 an ObjC keyword or string constant.
7775 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
7776 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
7778 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
7781 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
7783 * config/m68k/m68k.c (const_uint32_operand): Accept any
7784 const_int on a 32-bit host.
7786 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
7788 * objc/objc-act.c (init_objc): Set save_lang_status,
7789 restore_lang_status, and mark_lang_status.
7791 2001-03-06 Krister Walfridsson <cato@df.lth.se>
7793 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
7795 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
7797 * cppinternals.texi: Update.
7799 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7801 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
7802 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
7803 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
7804 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
7805 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
7806 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
7807 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
7808 config/i386/xm-i386.h, config/i860/xm-i860.h,
7809 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
7810 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
7811 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
7812 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
7813 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
7814 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
7815 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
7816 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
7817 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
7818 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7819 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
7820 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
7821 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
7822 match the defaults provided in hwint.h.
7824 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
7825 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
7827 * config.gcc (xm_file): Don't set to files which are deleted.
7829 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
7830 guard this file against these macros being undefined.
7832 2001-03-06 Zack Weinberg <zackw@stanford.edu>
7834 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
7835 and DECL_DEFER_OUTPUT on the decl we create, before calling
7836 rest_of_decl_compilation.
7838 2001-03-06 Zack Weinberg <zackw@stanford.edu>
7840 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
7842 * configure, config.in: Regenerate.
7843 * config.gcc: Remove references to deleted files.
7845 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
7846 genrecog.c, rtl.c: Do not use alloca anywhere.
7848 * Makefile.in, build-make, system.h, config/x-interix,
7849 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
7850 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
7851 config/arc/xm-arc.h, config/arm/xm-arm.h,
7852 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
7853 config/h8300/xm-h8300.h, config/i370/x-oe,
7854 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
7855 config/i386/x-ncr3000, config/i386/x-sco5,
7856 config/i386/xm-dgux.h, config/i860/x-sysv4,
7857 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
7858 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
7859 config/m68k/x-hp320g, config/m69k/x-mot3300,
7860 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
7861 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
7862 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
7863 config/m88k/x-sysv4, config/m88k/x-tekXD88,
7864 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
7865 config/mips/x-iris, config/mips/x-iris3,
7866 config/mips/x-sni-svr4, config/mips/x-sysv,
7867 config/mips/xm-iris6.h, config/mips/xm-mips.h,
7868 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
7869 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
7870 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
7871 config/pa/xm-papro.h, config/romp/xm-romp.h,
7872 config/rs6000/x-aix31, config/rs6000/x-aix41,
7873 config/rs6000/x-beos, config/rs6000/x-lynx,
7874 config/rs6000/x-mach, config/rs6000/x-rs6000,
7875 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
7876 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
7877 config/sparc/x-sysv4, config/sparc/xm-linux.h,
7878 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
7879 config/vax/xm-vms.h: Eradicate all references to alloca and
7882 * config/xm-alloca.h, config/clipper/x-clix,
7883 config/i386/xm-sysv4.h, config/i860/x-fx2800,
7884 config/i860/x-sysv3, config/m88k/x-sysv3,
7885 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
7886 (contained only alloca related hacks).
7888 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
7891 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
7893 * invoke.texi: Document __FAST_MATH__.
7895 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7897 * crtstuff.c: Restore include of auto-host.h.
7899 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
7901 Put main() in a separate file, so that the language
7902 front-end can use a different main().
7905 * toplev.c: (main): Rename as toplev_main.
7906 * toplev.h: Declare toplev_main.
7907 * Makefile.in (OBJS): add toplev.o.
7908 (BACKEND): remove toplev.o, add main.o.
7910 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
7912 * cppfiles.c (search_from): Special case the empty string.
7914 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
7916 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
7917 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
7918 strlen or strcpy; we already know the length.
7919 (_cpp_compare_file_date): Similarly.
7920 * cpphash.h (struct cpp_reader): Delete done_initialising.
7921 (CPP_PREV_BUFFER): Delete.
7922 * cppinit.c (cpp_start_read): Don't set done_initialising.
7923 * cpplex.c (parse_string): Guarantee null-termination.
7924 (_cpp_equiv_toklists): Remove.
7925 * cpplib.c (glue_header_name): Null-terminate.
7926 (do_line): Don't leak memory.
7927 * cpplib.h (BT_WEAK): Delete.
7928 * cppmain.c (cb_ident): Strings are now null-terminated.
7930 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
7932 * gcc.c (convert_filename): Append executable suffix
7933 if NO_AUTO_EXE_SUFFIX is not defined.
7934 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
7935 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
7937 2001-03-03 David O'Brien <obrien@FreeBSD.org>
7939 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
7940 * c-parse.gperf, c-gperf.h: Delete.
7941 (c-gperf.h was accidently re-added to the CVS repo in the rev
7942 1.16 commit by tromey)
7944 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
7946 * cpplex.c (_cpp_lex_token): Don't warn about directives in
7947 macro arguments when looking for the '('.
7948 * cppmacro.c (funlike_invocation_p): Set parsing_args to
7949 2 when really parsing arguments; 1 when looking for '('.
7950 Always restore the lexer position.
7952 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
7954 * longlong.h (umul_ppmm): Don't use a multiline string.
7956 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
7958 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
7959 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
7960 t_bool in declaration because pcc can't combine volatile with typedef
7963 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
7965 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
7966 until when it is really needed.
7967 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
7968 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
7969 * i386.md (float?i?f splitter): Don't force source operand to memory
7971 (sse_movdfcc): Fix constraint.
7972 (sse_movdfcc splitter): Handle properly the second alternative.
7974 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
7976 * cpplex.c (parse_string): Unconditionally pedwarn.
7978 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
7981 * cppexp.c (parse_number): Update.
7982 * cpplex.c (parse_string): Pedwarn if multiline string does not
7983 result from a system header's macro.
7984 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
7985 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
7986 for function-like macros too.
7987 * c-lex.c (lex_number): Update.
7989 2001-03-03 Richard Henderson <rth@redhat.com>
7991 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
7993 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
7995 * combine.c (try_combine): If split with mode-changed scratch
7996 register didn't work, try the original mode.
7998 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
8000 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
8001 * config/c4x/c4x.h: Likewise.
8002 * stor-layout.c (compute_record_mode): Likewise.
8003 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
8005 2001-03-02 Zack Weinberg <zackw@stanford.edu>
8007 * configure.in: Kill tm.h. Include the files in the $tm_file
8008 list in all three of config.h, hconfig.h, tconfig.h, after the
8009 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
8010 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
8011 * configure: Regenerate.
8012 * Makefile.in (clean): Don't delete tm.h.
8014 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
8015 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
8016 those are not defined, set SEC and FEC to 0 and 1.
8017 * gcc.texi: Update to match.
8019 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
8020 * config/fp-bit.c, config/m68k/aux-crt2.asm,
8021 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
8022 Include tconfig.h, not tm.h.
8024 * config/xm-lynx.h, config/xm-std32.h,
8025 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
8026 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
8027 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
8028 config/clipper/xm-clix.h, config/convex/xm-convex.h,
8029 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8030 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
8031 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
8032 config/i386/xm-i386.h, config/i860/xm-i860.h,
8033 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
8034 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
8035 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
8036 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
8037 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
8038 config/pa/xm-linux.h, config/pa/xm-pa.h,
8039 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
8040 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
8041 config/pj/xm-pj.h, config/romp/xm-romp.h,
8042 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
8043 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8044 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8045 config/v850/xm-v850.h, config/vax/xm-vax.h,
8046 config/we32k/xm-we32k.h:
8048 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
8050 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
8051 config/i370/xm-oe.h: Don't include tm.h. Don't define
8053 * config/vax/xm-vms.h: Don't include tm.h.
8055 * config/xm-lynx.h, config/avr/xm-avr.h,
8056 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
8057 Delete; made empty by above changes.
8058 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
8059 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
8060 Don't include config/xm-lynx.h or tm.h.
8062 * config/xm-gnu.h: Don't include fcntl.h.
8063 * config/sparc/xm-lynx.h: Don't include sys/types.h and
8065 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
8067 2001-03-02 Richard Henderson <rth@redhat.com>
8069 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
8070 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
8072 2001-03-02 Richard Henderson <rth@redhat.com>
8074 * Makefile.in (OBJS): Add dwarf2asm.o.
8075 * dwarf2asm.c, dwarf2asm.h: New files.
8076 * dwarf2out.c (*): Use them.
8077 (size_of_uleb128, size_of_sleb128): Remove.
8078 (output_uleb128, output_sleb128): Remove.
8079 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
8080 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
8081 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
8082 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
8083 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
8084 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
8085 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
8086 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
8087 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
8088 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
8089 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
8090 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
8091 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
8092 (dwarf2out_frame_debug): Remove unused variables.
8093 (output_loc_operands): Don't abort on 8 byte constants if
8094 host integers are wide enough.
8095 (output_symbolic_ref): Remove.
8096 (size_of_die): Don't assume 4 byte host integers.
8097 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
8099 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
8100 something stupid with HOST_WIDE_INT to long truncation.
8101 [CONST_DOUBLE]: Likewise.
8103 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
8104 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
8105 * config/arm/unknown-elf.h: Likewise.
8106 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
8107 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
8108 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
8109 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
8110 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
8111 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
8112 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
8113 (ASM_OUTPUT_DWARF_OFFSET): Remove.
8114 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
8115 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
8116 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
8117 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
8119 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
8121 * cselib.c (hash_rtx): Cast enums to unsigned int.
8123 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
8125 * print-rtl.c (print_rtx): Cast enums to int for comparison.
8126 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
8128 * c-format.c (C_STD_VER): Cast to int for comparisons.
8129 (check_function_format): Cast various enums to int for &.
8130 (maybe_read_dollar_number): Likewise.
8131 (check_format_info): Likewise.
8132 (check_format_info_main): Likewise.
8133 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
8134 (safe_from_p): Likewise.
8135 * varasm.c (const_hash): Cast enum to int for %.
8136 * emit-rtl.c (init_emit_once): Use int loop variable to work around
8137 pcc enum problems with < and ++ operators.
8138 * regclass.c (init_reg_sets_1): Cast enums for comparison.
8139 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
8140 (regclass_init): Change enum class to int to iterate over reg_classes.
8141 * genrecog.c (merge_trees): Cast enums for comparison.
8142 * rtl.h (GET_CODE): Cast to enum rtx_code.
8143 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
8144 (GET_MODE): Cast to enum machine_mode.
8145 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
8146 (GET_NOTE_INSN_NAME): Cast enum to int.
8147 * tree.h (TREE_CODE): Cast to enum tree_code.
8148 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
8149 * timevar.c (timevar_print): Change loop variable id from enum to
8151 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
8152 * config/i386/i386.md: Use PUT_MODE for mode assignment.
8153 * toplev.c (compile_file): Cast enum DFI to int.
8154 (decode_d_option): Likewise.
8156 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
8158 * cppinit.c (append_include_chain): Mark "after" include file name list
8159 as a system directory.
8160 * cpp.texi: Document new behavior.
8162 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
8164 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
8166 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
8168 * cppfiles.c (struct include_file): Update.
8169 (stack_include_file): Use search_from.
8170 (cpp_included, find_include_file): Update.
8171 (cpp_execute_include): Update. ptr->name may not be
8172 null terminated. Use the new search_from member variable
8174 (_cpp_compare_file_date): Similarly.
8175 (search_from): New function, similiar to actual_directory.
8176 (actual_directory): Delete.
8177 (remap_filename): Update. loc->name may not be null terminated.
8178 (struct file_name_list): Rename search_path. Update.
8179 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
8180 search_from and dir.
8181 (struct cpp_reader): Remove actual_dirs.
8182 * cppinit.c (struct cpp_pending): Update for renamed objects.
8183 (append_include_chain, remove_dup_dir, remove_dup_dirs,
8184 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
8185 * cpplib.h (struct cpp_options): Similarly.
8187 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8189 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
8190 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
8191 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
8192 config/clipper/xm-clix.h, config/convex/xm-convex.h,
8193 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
8194 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
8195 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
8196 config/i370/xm-linux.h, config/i370/xm-mvs.h,
8197 config/i370/xm-oe.h, config/i386/xm-aix.h,
8198 config/i386/xm-i386.h, config/i386/xm-osf.h,
8199 config/i860/xm-i860.h, config/i960/xm-i960.h,
8200 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
8201 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
8202 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
8203 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
8204 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
8205 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
8206 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
8207 config/pj/xm-pj.h, config/romp/xm-romp.h,
8208 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
8209 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
8210 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
8211 config/v850/xm-v850.h, config/vax/xm-vax.h,
8212 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
8213 Do not define TRUE or FALSE.
8215 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
8216 empty by above change.
8217 * config.gcc: Remove references to these files.
8219 * configure.in: Detect stdbool.h.
8220 * configure, config.in: Regenerate.
8221 * system.h: Include stddef.h here if available.
8222 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
8223 Then set up a sensible boolean type at the very end.
8225 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
8226 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
8228 * hash.h: Delete 'boolean' typedef and related #undefs.
8230 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
8231 all uses of 'boolean' with 'bool'.
8233 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
8235 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
8236 * cppexp.c (lex): Cast enums for comparison.
8237 * cppinit.c (parse_option): Cast enum for comparison.
8238 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
8239 (cpp_output_token): Likewise.
8240 (cpp_can_paste): Cast enums for comparsion and plus/minus.
8241 (cpp_avoid_paste): Cast enums for minus and comparison.
8243 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8245 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
8246 field to all array elements.
8248 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8250 * cpphash.h (struct cpp_reader): Add print_version field.
8251 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
8252 just set print_version and other flags as appropriate.
8253 (cpp_post_options): Print version here if print_version is set.
8255 * toplev.c (exit_after_options): New flag.
8256 (independent_decode_option): Don't exit here; just set
8258 (main): Exit after calling lang_hooks.post_options if
8259 exit_after_options is true.
8261 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
8262 (merge_include_chains): Adjust comment to match code.
8264 2001-03-01 Zack Weinberg <zackw@stanford.edu>
8266 * stringpool.c (set_identifier): New function.
8267 * tree.h: Prototype it.
8269 * c-parse.in: Kill D_YES. If compiled for objc, call
8270 save_and_forget_protocol_qualifiers from init_reswords.
8271 * objc/objc-act.c (remember_protocol_qualifiers,
8272 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
8273 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
8275 (save_and_forget_protocol_qualifiers): New function.
8276 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
8278 2001-03-01 Diego Novillo <dnovillo@redhat.com>
8280 * c-semantics.c (prune_unused_decls): Return error_mark_node
8281 instead of (tree) 1 to stop traversing the tree chain.
8283 2001-03-01 Bernd Schmidt <bernds@redhat.com>
8285 Fix a problem introduced by Kenner's Feb 18 change.
8286 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
8287 flag_cse_skip_blocks only temporarily, not for ever.
8289 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
8291 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
8292 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
8294 * pa.c (emit_move_sequence): Verify operand0 is a hard register
8295 before determining its register class.
8297 2001-03-01 Bernd Schmidt <bernds@redhat.com>
8299 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
8300 from reg 4 if current_function_calls_setjmp.
8301 (gen_nop_type): New function.
8302 (ia64_emit_nops): New function.
8303 (ia64_reorg): Call it.
8304 (ia64_sched_reorder): Move code that rotates bundles up a bit.
8306 * reload1.c (eliminate_regs_in_insn): Restrict the special case
8307 code not to try to optimize adds with anything but a REG destination.
8309 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
8310 (INSN_PRIORITY_KNOWN): New accessor macro.
8311 * haifa-sched.c (priority): Use it instead of testing priority against
8314 2001-02-28 DJ Delorie <dj@redhat.com>
8316 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
8317 since that doesn't work the way gcc wants on a generic m68k.
8319 2001-02-28 Richard Henderson <rth@redhat.com>
8321 * caller-save.c (save_call_clobbered_regs): Fix typo in
8322 comparison last change.
8324 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
8326 * i386.c (pentium4_cost): New.
8327 (m_PENT4): New macro.
8328 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
8329 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
8330 x86_integer_DFmode_moves, x86_partial_reg_dependency,
8331 x86_memory_mismatch_stall): Add Pentium4
8332 (x86_use_q_reg, x86_use_any_reg): Kill.
8333 (override_options): Add pentium4.
8334 (incdec_operand): Return 0 for pentium4.
8335 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
8336 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
8337 (TARGET_PENTIUM4): Define.
8338 (enum processor_type): Add PROCESSOR_PENTIUM4.
8339 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
8340 * i386.md (attribute "cpu"): Add pentium4.
8341 * invoke.texi (march): Add pentium4.
8343 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
8345 * i386.md (sse_mov?fcc*): New patterns and splitters.
8346 * i386.c (ix86_expand_movcc): Work post-reload; recognize
8347 the SSE based conditional moves.
8349 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
8351 * i386.md (attribute mode): Add "TI".
8352 (movsf_1): Add pxor support; remove constant propagation splitter.
8353 (movdf_integer): Likewise.
8354 (movdf_nointeger): Likewise.
8355 (movxf constant prop splitter): Handle all modes; update for SSE.
8356 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
8357 * i386.c (standard_80387_constant_p): Rewrite.
8358 (standard_sse_constant_p): New.
8359 * i386-protos.h (standard_sse_constant_p): New.
8361 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
8363 * i386.md (sse_setccsf, sse_setccdf): New.
8364 (sse_cmp* patterns): Use '%D' instead of outputtting condition
8366 * i386.c (sse_comparison_operator): Accept the supported unordered
8367 comparses; be ready for fast_math.
8368 (print_operand): Support 'D'.
8370 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
8372 * jump.c (reversed_comparison_code): Kill.
8374 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
8376 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
8379 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
8381 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
8382 add missing '%' in constraints.
8384 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
8386 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
8387 for HOST_BITS_PER_WIDE_INT == 32 too.
8389 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
8391 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
8393 (insert_save, insert_restore): New parameter save_mode.
8394 (init_caller_save): Update initialization of reg_save_code
8395 and reg_restore_code.
8396 (save_call_clobbered_regs): Compute save_modes and update calls to
8397 reg_save_code and reg_restore_code.
8398 (insert_restore): Unsignetize numbers; use save_modes to choose mode
8399 of spill; update use of reg_restore_code.
8400 (insert_save): Likewise.
8401 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
8402 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
8403 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
8405 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
8407 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
8408 noce_try_store_flag_inc, noce_try_store_flag_mask,
8409 noce_try_cmove_arith):
8410 Use reversed_comparison_code instead of reverse_comparison and
8411 can_reverse_comparison_p.
8413 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
8415 * jump.c (reversed_comparison_code_parts): Allow reversal of
8416 unordered compares in -ffast-math mode; reverse ordered compares
8417 for FP even w/o -ffast-math.
8419 2001-02-27 Richard Henderson <rth@redhat.com>
8421 * print-rtl.c (print_rtx) [i]: Don't print field five on
8422 NOTEs other than NOTE_INSN_DELETED_LABEL.
8424 2001-02-27 Zack Weinberg <zackw@stanford.edu>
8426 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
8427 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
8429 2001-02-27 Diego Novillo <dnovillo@redhat.com>
8431 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
8432 even if walk_subtrees is 0.
8433 * c-semantics.c (prune_unused_decls): Return a non-null value to
8434 stop traversing the tree chain.
8436 2001-02-27 DJ Delorie <dj@redhat.com>
8438 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
8439 register, *then* define it as the new CFA.
8441 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
8443 * pa.c (override_options): Promote -fpic to -fPIC.
8444 (legitimize_pic_address): Simplify due to removal of
8445 small PIC as a code generation option.
8446 (secondary_reload_class): Similarly.
8447 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
8448 (PRINT_OPERAND_ADDRESS): Similarly.
8449 * pa.md (various patterns): Similarly.
8450 (small pic lo_sum pattern): Remove.
8452 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
8455 * md.texi (min, max): Document
8457 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
8459 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
8460 TARGET_PARTIAL_REG_DEPENDENCY.
8461 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
8463 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
8465 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
8467 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
8469 * mips.c (mips_make_temp_file): Fix thinko in last change.
8471 2001-02-26 Jason Eckhardt <jle@redhat.com>
8473 * combine.c (known_cond): Do not reverse the condition when
8474 SMAX/UMAX is being considered and the condition is for equality
8477 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
8479 2001-02-26 Philip Blundell <philb@gnu.org>
8481 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
8483 * config/arm/linux-elf.h: Remove historical relics related to
8484 above configurations.
8485 * config/arm/linux-oldld.h: Delete.
8486 * config/arm/linux-elf26.h: Delete.
8488 2001-02-26 Jason Merrill <jason@redhat.com>
8490 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
8492 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
8493 recognize a tentative definition. Lose obsolete code.
8495 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
8496 variables unless necessary, either.
8498 2001-02-25 Richard Henderson <rth@redhat.com>
8500 * ifcvt.c (struct noce_if_info): Add test_bb.
8501 (noce_get_alt_condition): New.
8502 (noce_try_minmax, noce_try_abs): New.
8503 (noce_operand_ok): New.
8504 (noce_process_if_block): Use them.
8505 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
8507 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
8509 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
8512 2001-02-25 Zack Weinberg <zackw@stanford.edu>
8514 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
8515 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
8517 (mips_asm_file_end): Free temp_filename here.
8519 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8521 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
8522 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
8524 * config/i386/i386.md (movstrsi): Handle FAIL case.
8526 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
8528 * cppinit.c (builtin_array): Update.
8529 (init_builtins): Flag builtins to warn if redefined or
8530 undefined. Define __GXX_WEAK as a normal macro.
8531 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
8532 * cpplib.h (NODE_WARN): New flag.
8533 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
8534 Handle __STDC__ as a builtin only on Solaris.
8535 (warn_of_redefinition): Renamed from check_macro_definition.
8536 Reverse sense of test. Always warn if NODE_WARN.
8537 (_cpp_create_definition): Use warn_of_redefinition. Flag
8538 any macro beginning with "__STDC_" to require a mandatory
8539 warning if redefined or undefined.
8541 2001-02-24 Zack Weinberg <zackw@stanford.edu>
8543 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
8544 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
8545 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
8546 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
8547 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
8548 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
8549 Don't define any of:
8550 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
8551 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
8552 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
8553 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
8554 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
8556 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
8557 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
8560 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
8561 Delete now-empty file.
8563 * alpha/vms.h: Define NEED_ATEXIT here...
8564 * alpha/xm-vms.h: ...not here.
8566 * i386/cygwin.h: Don't define PARAMS.
8567 * mips/mips.c: Don't prototype mktemp. Don't define
8568 P_tmpdir. Use make_temp_file to create temporary files.
8569 Don't be clever and delete temporary files early.
8570 * config.gcc: Drop references to deleted files. Don't define
8572 * gcc.texi: Don't mention USE_PROTOTYPES.
8574 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8576 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
8577 (ix86_set_move_mem_attrs_1): Likewise.
8578 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
8579 * config/i386/i386.md (movstrsi): Call it.
8581 2001-02-24 Zack Weinberg <zackw@stanford.edu>
8583 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
8584 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
8585 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
8586 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
8588 (i750a-*-*): Error here if hosting on i750a.
8589 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
8591 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
8592 Remove (empty modulo comments).
8594 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
8595 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
8596 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
8597 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
8598 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
8599 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
8601 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
8602 Remove reference to winnt.h in comment.
8603 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
8605 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8607 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
8608 used to set another biv.
8610 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8612 * tree.h (BLOCK_DEAD): New macro.
8613 (struct tree_block): New flag, dead_flag.
8614 * print-tree.c (print_node, case 'b'): Print missing fields.
8615 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
8616 * function.c (identify_blocks): Enable test for misplaced notes.
8617 (all_blocks): Skip BLOCK_DEAD blocks.
8618 * integrate.c (integrate_decl_tree): Likewise.
8620 * errors.c (internal_error, trim_filename): New functions.
8621 (fancy_abort): Call internal_error.
8622 * errors.h (internal_error, trim_filename): New declarations.
8624 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
8626 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
8628 (EXTRA_CONSTRAINT): Formatting changes.
8630 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8632 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
8634 2001-02-23 Per Bothner <per@bothner.com>
8636 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
8637 so they can be called from java/jvspec.c.
8638 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
8640 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
8642 * i386.c (ix86_frame): New structure.
8643 (ix86_compute_frame_size): Kill.
8644 (ix86_compute_frame_layout): New.
8645 (ix86_save_reg): New.
8646 (ix86_can_use_return_insn_p): Use frame layout stuff.
8647 (ix86_expand_prologue): Likewise.
8648 (ix86_expand_epilogue): Likewise.
8649 (ix86_initial_elimination_offset): Likewise.
8650 (ix86_nsaved_regs): Use ix86_save_reg.
8651 (ix86_emit_save_regs): Likewise.
8653 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
8655 * flow.c (find_sub_basic_blocks): New function.
8656 (split_block): Be ready for basic block introduced by CODE_LABEL.
8657 (commit_one_edge_insertion): Call find_sub_basic_block.
8659 * flow.c (make_edges): Add edge from entry for blocks starting with
8660 label having ALTERNATE_NAME
8662 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
8664 * function.c (epilogue_done): Be ready for first basic block not
8665 containing PROLOGUE_END note.
8666 (reposition_prologue_and_epilogue_notes): Avoid placing
8667 PROLOGUE_END note between BASIC_BLOCK.
8669 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
8671 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
8673 2001-02-21 DJ Delorie <dj@redhat.com>
8675 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
8676 check for current_function_has_nonlocal_goto from 1999-11-12.
8678 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8680 * diagnostic.c (trim_filename): No longer static.
8681 * toplev.h (trim_filename): Declare.
8682 * rtl.c (rtl_check_failed_bounds): Call internal_error.
8683 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
8684 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
8685 (rtvec_check_failed_bounds): Likewise.
8686 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
8688 * convert.c (convert_to_integer): Don't do unsigned unless result or
8689 both inputs are unsigned.
8691 * fold-const.c (fold_convert): Don't call size_int_type_wide if
8694 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
8696 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
8698 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
8700 * Makefile.in (resource.o): Add params.h dependence.
8701 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
8702 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
8703 * resource.c: Add dependence on params.h.
8704 (current_live_regs): Fix explanatory comment.
8705 (find_basic_block): Add new parameter to permit limiting search
8707 (mark_target_live_regs): Add new argument to find_basic_block call.
8708 (incr_ticks_for_insn): Likewise.
8710 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
8712 * diagnostic.c (output_to_stream): Rename to
8713 output_buffer_to_stream. Loses the stream parameter.
8714 (init_output_buffer): Set diagnosic_buffer's stream.
8715 (flush_diagnostic_buffer): Adjust.
8716 (default_print_error_function): Likewise.
8717 (finish_diagnostic): Likewise.
8718 (verbatim): Likewise.
8720 * diagnostic.h (struct output_buffer): Add `stream' field.
8721 (output_buffer_attached_stream): New macro.
8723 2001-02-23 Jakub Jelinek <jakub@redhat.com>
8725 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
8726 check if either operand is divisible by C.
8727 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
8728 If type is signed, consider negative numbers as well.
8730 2001-02-22 Richard Henderson <rth@redhat.com>
8732 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
8733 reach .text instead of gp-relative relocs.
8734 * config/ia64/crtend.asm (.init): Likewise.
8736 2001-02-22 Andreas Jaeger <aj@suse.de>
8738 * extend.texi (C++ Attributes): Fix typo.
8740 2001-02-21 David Mosberger <davidm@hpl.hp.com>
8742 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
8743 functions, drop current_function_args_info.words test.
8744 (ia64_compute_frame_size): Mark syscall_linkage functions as
8745 using eight input registers.
8747 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
8748 Bruce Korb <bkorb@gnu.org>
8750 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
8751 * fixinc/README: Document how to convert sed substitutions
8752 to format style c_fix-es.
8753 * fixinc/fixincl.x: regen
8755 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
8757 * gcc.c: Add comment explaining how to add a command-line option.
8758 Add title to specs language comment.
8760 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
8762 * gcc.c (cc1_options): Add "-param".
8763 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
8764 (option_map): Likewise.
8765 * toplev.c (display_help): Add entry for "--param".
8766 (independent_decode_option): Fix typographical error.
8768 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
8769 Bernd Schmidt <bernds@redhat.com>
8770 Jan Hubicka <jh@suse.cz>
8772 * i386.c (function_arg_advance): Pass SSE arguments in registers.
8773 (function_arg): Likewise.
8775 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
8777 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
8779 2001-02-21 Kazu Hirata <kazu@hxi.com>
8781 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
8785 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
8787 * flow.c (init_propagate_block_info): Canon address and use single_set
8788 for killing dead memory stores.
8790 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
8792 * Makefile.in (reorg.o): Add params.h dependence.
8793 * params.def: Fix typographical error in comment.
8794 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
8795 * params.h: Modify introductory comment.
8796 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
8797 * reorg.c: Add dependence on params.h.
8798 (redundant_insn): Add parameterized throttle for search.
8799 (fill_simple_delay_slots): Add a comment explaining a variable.
8800 Move conditional out of loop, simplifying code.
8801 (fill_eager_delay_slots): Fix typographical error in comment.
8803 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
8805 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
8807 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
8808 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
8810 2001-02-21 Jason Merrill <jason@redhat.com>
8812 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
8813 (struct tree_decl): Add uninlinable bitfield.
8814 * c-decl.c (duplicate_decls): Set it.
8815 * integrate.c (function_cannot_inline_p): Check it.
8817 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
8818 DW_AT_MIPS_linkage_name to abstract methods.
8819 (dwarf2out_abstract_function): Emit class context before calling
8820 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
8821 (gen_subprogram_die): Remove obsolete code.
8822 (gen_member_die): Don't include clones in the member list.
8823 (gen_decl_die): Emit abstract info for clone origin.
8824 * dwarfout.c (output_type): Don't include clones in the member list.
8825 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
8826 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
8827 DECL_ABSTRACT on a function that already has it set.
8829 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
8830 (get_subprogram_die): Pass it in.
8832 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
8834 * flow.c (mark_set_1): Make not_dead unsigned long. For
8835 non-pseudos, use it as a bitmask of the hard regs that
8838 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
8840 * cppfiles.c: Update comments.
8841 (_cpp_read_file): Don't check for NULL filenames any more.
8842 * cppinit.c (cpp_start_read): Don't do canonicalization of
8843 in_fname and out_fname. Use the passed file name exclusively.
8844 (_cpp_handle_options): Don't treat "-" as a command line option,
8845 but as a normal filename.
8846 (_cpp_post_options): Canonicalize in_fname and out_fname.
8847 * cppmain.c (printer_init): Don't check out_fname for NULL.
8848 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
8849 (init_c_lex): Update, and use "" to represent stdin to CPP.
8852 2001-02-20 Will Cohen <wcohen@redhat.com>
8854 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
8855 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
8856 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
8859 2001-02-20 Stan Shebs <shebs@apple.com>
8861 * config/rs6000/rs6000.c (output_cbranch): Output branches
8862 on separate lines instead of using ';' to separate.
8864 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
8866 * cppinit.c (set_lang): Move builtin handling to...
8867 (init_builtins): ...here.
8868 (_cpp_create_reader): Move call to set_lang.
8870 2001-02-20 Mark Mitchell <mark@codesourcery.com>
8872 * stmt.c (expand_return): If an attempt is made to return the
8873 error_mar_node, treat the return like a return without a value.
8875 2001-02-19 Zack Weinberg <zackw@stanford.edu>
8877 * sibcall.c (skip_copy_to_return_value): Call
8878 identify_call_return_value here, and return orig_insn if it
8879 returns zero. Hardret and softret arguments now unnecessary.
8880 (call_ends_block_p): Don't call identify_call_return_value here.
8882 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
8884 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
8885 * ggc.h (ggc_mark_if_gcable): Delete prototype.
8887 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
8889 * pa.c (move_operand): Accept code to load the address of a
8890 symbol out of the DLT as a valid move operand.
8891 (print_operand, case 'A'): New to handle generating a DLT
8892 reference for a LO_SUM expression.
8893 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
8894 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
8896 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
8898 * README, cpp.texi, gcc.texi, version.c: Update version number to
8900 * cpp.1, gcov.1, gcc.1: Regenerate.
8902 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
8904 * cppfiles.c (stack_include_file): Generate dependencies
8905 here, and manage include_count here too.
8906 (PRINT_THIS_DEP): Delete.
8907 (_cpp_execute_include): Do not generate dependencies here,
8908 apart from the case of a missing header. Do not manage
8910 (_cpp_read_file): Leave dependency generation to
8913 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
8915 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
8916 target_cpu_default. Remove dead assignment to
8919 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
8921 * regclass.c (contains_reg_of_mode): Make global.
8922 (init_reg_sets): Remove contains_reg_of_mode; take into account
8923 CLASS_MAX_NREGS when looking for the proper mode.
8924 (dump_regclass): Dump only classes considered for the pseudo.
8925 (regclass): Use contains_reg_of_mode.
8927 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
8929 * gcc.c (do_spec_1): 'n' for printing notices.
8930 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
8932 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
8934 * reg-stack.c (next_flags_user): Use current_block->end
8935 (swap_rtx_condition): Look for next user if flags don't die;
8936 give up on CALL_INSNs; use current_block->end.
8938 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8940 * sibcall.c (call_ends_block_p): New function.
8941 (optimize_sibling_and_tail_recursive_call): Use it.
8943 2001-02-18 Kazu Hirata <kazu@hxi.com>
8945 * config/h8300/h8300.md: Update copyright.
8946 (andsi3): Do not output an extra newline character.
8948 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8950 * toplev.c (note_deferral_of_defined_inlined_function): Argument
8951 FNDECL may be unused.
8953 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
8954 follow jumps after first run.
8955 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
8956 it doesn't change any jumps.
8958 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
8960 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
8961 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
8962 (mostlyclean): Corresponding changes.
8963 * rtlanal.c (hard-reg-set.h): Include.
8964 (rtx_unstable_p): Do not treat the argument pointer specially
8965 if it is not a fixed register.
8966 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
8968 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8970 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
8971 against last real insn in basic block.
8972 Rework to avoid gotos.
8974 * Makefile.in (gcse.o): Now includes ggc.h.
8975 * gcse.c: Include ggc.h.
8976 (want_to_gcse_p): Verify expression can be in SET as valid insn.
8977 (try_replace_reg): Remove warning of uninitialize variable.
8978 (process_insert_insn): Call invalid_insn_p to validate insn.
8979 * recog.c (insn_invalid_p): Now global.
8980 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
8981 * recog.h (insn_invalid_p): New declaration.
8983 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
8985 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
8986 assignments from FP constants since 'Y' output code can't handle it.
8987 (eligible_for_sibcall_delay): Likewise.
8989 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
8990 Call fancy_abort directly, passing args.
8991 (print_rtl_and_abort): Now a macro, like fancy_abort.
8993 * final.c (output_operand_lossage): Use internal_error, not error.
8995 2001-02-18 Shane Nay <shane@agendacomputing.com>
8997 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
8998 structure shift insns.
9000 2001-02-18 Mark Mitchell <mark@codesourcery.com>
9002 * invoke.texi (-fsquangle): Remove documentation.
9003 (-fname-mangling-version): Likewise.
9005 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
9007 * optabs.c (expand_abs): Remove reference to
9008 HAVE_contitional_arithmetic.
9009 * combine.c (simplify_set): Likewise.
9011 2001-02-18 Richard Henderson <rth@redhat.com>
9013 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
9016 2001-02-18 Richard Henderson <rth@redhat.com>
9018 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
9020 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
9022 * reload1.c (reload_cse_simplify_set): Fix typo.
9024 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9026 * diagnostic.c (_fatal_insn): Decrement errorcount.
9028 * invoke.texi (-I): Add note avoiding use for system header files.
9030 * rtl.h (add_clobbers): Remove duplicate declaration.
9031 * recog.h (added_clobbers_hard_reg_p): New declaration.
9032 * genemit.c (struct clobber_pat): New field has_hard_reg.
9033 (gen_insn): Record if added clobbers clobber hard reg.
9034 (gen_split): Avoid unused warning if number of operands is 0.
9035 (output_added_clobbers_hard_reg_p): New function.
9038 2001-02-18 Alan Modra <alan@linuxcare.com.au>
9040 * pa.c (hppa_expand_prologue): Simplify code storing return
9041 pointer. For large (>=8k) frames with a post_store, adjust stack
9042 pointer by 8k-64 first rather than by 64. When testing with
9043 VAL_14_BITS_P, always use the actual value rather than the value
9044 negated. Add blockage to prevent scheduling of spills before
9045 stack frame has been created.
9046 (hppa_expand_epilogue): Simplify code loading return pointer.
9047 Allow a slightly larger range for merge_sp_adjust_with_load case.
9048 When testing with VAL_14_BITS_P, always use the actual value.
9050 * pa.c (pa_adjust_insn_length): Check that block move
9051 pattern is a set before looking at operands.
9053 2001-02-17 Mark Mitchell <mark@codesourcery.com>
9055 * fold-const.c (fold_binary_op_with_conditional_arg): New
9056 function, split out from ...
9058 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
9059 conditional arms that throw exceptions.
9061 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
9064 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9066 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
9067 define HAVE_DECL_* to 1 to mask potential backup declarations.
9068 * configure: Regenerated.
9070 2001-02-17 Mark Mitchell <mark@codesourcery.com>
9072 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
9074 2001-02-17 Richard Henderson <rth@redhat.com>
9076 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
9077 when replacing a memory load with a register.
9079 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9080 Jan Hubicka <jh@suse.cz>
9082 * recog.c (validate_replace_src_1): New.
9083 (validate_replace_src_data): Likewise.
9084 (validate_replace_src): Use note_uses.
9085 * rtl.h (note_uses): Declare.
9086 * rtlanal.c (note_uses): New.
9088 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
9090 * reg-stack.c (stack_def): Make field reg unsigned.
9091 (remove_regno_note): Unsignetize parameter.
9093 2001-02-16 Jes Sorensen <jes@linuxcare.com>
9095 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
9096 shladd_operand() call.
9098 2001-02-16 Bruce Korb <bkorb@gnu.org>
9099 Rodney Brown <RodneyBrown@mynd.com>
9101 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
9102 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
9103 machine restrictions
9104 * fixinc/fixincl.x: regen
9106 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9108 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
9110 (hash_scan_insn): Clean up calls to hash_scan_set.
9111 (compute_kill_rd): REGNO now unsigned.
9112 (try_replace_reg): Rework to use simplify_replace_rtx.
9113 (cprop_jump, cprop_cc0_jump): Likewise.
9114 (cprop_insn): Call find_reg_equal_equiv_note.
9115 Reflect changes to cprop_jump and cprop_cc0_jump.
9117 * recog.c (validate_replace_src): Replace in operands of
9118 ZERO_EXTRACT in SET_DEST.
9120 * cse.c (new_label_ref): New variable.
9121 (insert): Set it instead of recorded_label_ref.
9122 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
9123 CODE_LABEL for this function, and not already in REG_LABEL note.
9125 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
9127 * resource.c (mark_referenced_resources): Fix typo in introductory
9129 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
9132 2001-02-16 Jason Merrill <jason@redhat.com>
9134 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
9136 (gen_subprogram_die): Don't abort on seeing a second definition if
9137 the previous one was abstract. Don't replace an abstract instance
9138 in the lookup table.
9140 * dwarf2out.c (dwarf2out_abstract_function): Rename from
9141 gen_abstract_function.
9142 * dwarf2out.h: Declare it.
9143 * toplev.c (note_outlining_of_inline_function): New fn.
9144 * toplev.h: Declare it.
9145 * integrate.c (output_inline_function): Call it.
9146 * c-decl.c (duplicate_decls): Call it when redefining an extern
9147 inline. Don't inline the new defn.
9149 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
9151 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9153 * .gdbinit: Rename to gdbinit.in.
9154 * gdbinit.in: New file,
9155 * configure.in: Generate .gdbinit from gdbinit.in.
9156 * configure: Regenerated.
9157 * Makefile.in (distclean): Always remove .gdbinit.
9159 2001-02-16 Jakub Jelinek <jakub@redhat.com>
9161 * objc/objc-act.c (start_class): Register implemented_classes with
9164 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
9166 * cppfiles.c (_cpp_make_system_header): Generate a file
9169 2001-02-15 Jim Meyering <meyering@lucent.com>
9171 * Makefile.in (install-common): Don't depend on installdirs here.
9172 Instead, make each of the lang.install-common targets (e.g.,
9173 c++.install-common in cp/Make-lang.in) depend on it.
9174 (install-driver): Depend on installdirs.
9176 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9178 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
9180 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
9183 2001-02-15 Mark Mitchell <mark@codesourcery.com>
9185 * invoke.texi (--param): Document.
9187 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
9189 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
9191 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
9193 * i386.md (extendsfdf2_2): Fix constraints.
9195 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
9197 * i386.md (fop_df_3 splitter): Fix operand number.
9199 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
9201 * invoke.texi (-mreg-alloc): Nuke.
9202 * i386.c (ix86_reg_alloc_order, regs_allocated,
9203 order_regs_for_local_alloc): Nuke.
9204 (override_options): Kill reg_alloc code.
9205 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
9206 (REG_ALLOC_ORDER): SSE goes before I387.
9207 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
9208 (ix86_reg_alloc_order): Likewise.
9209 * i386-protos.h (ix86_reg_alloc_order): Kill.
9211 2001-02-14 Richard Henderson <rth@redhat.com>
9213 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
9215 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
9217 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
9219 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
9221 * i386-protos.h (ix86_memory_move_cost): Move offline.
9222 * i386.c (ix86_register_move_cost): Compute properly cost of
9223 SSE, MMX and i387 instructions.
9224 (*_cost): Add costs of SSE/MMX moves.
9225 (ix86_memory_move_cost): Move offline from ....; Likewise.
9226 * i386.h (MEMORY_MOVE_COST): .... here;
9227 (struct processor costs): Add new fields to represent costs
9230 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
9232 * regclass.c (init_reg_sets_1): Reinstall the optimization of
9233 move_cost together with Matt Kraai's fix.
9235 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
9237 * Makefile.in (OBJS): Add params.o.
9239 2001-02-14 Richard Henderson <rth@redhat.com>
9240 DJ Delorie <dj@redhat.com>
9242 * jump.c (jump_optimize_1): When we delete a conditional jump
9243 preceeding a non-conditional jump to effectively the same place,
9244 make sure that the combined jump skips any clobber insns between
9247 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
9249 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
9251 2001-02-14 Mark Mitchell <mark@codesourcery.com>
9253 * Makefile.in (toplev.o): Depend on params.h.
9254 (intergate.o): Likewise.
9255 (params.o): New target.
9256 * flags.h (inline_max_insns): Remove.
9257 * integrate.c: Include params.h.
9258 Use MAX_INLINE_INSNS instead of inline_max_insns.
9259 * params.c: New file.
9260 * params.h: Likewise.
9261 * params.def: Likewise.
9262 * toplev.c: Include params.h.
9263 (lang_independent_params): New variable.
9264 (decode_f_option): Use the param machinery instead of setting
9266 (independent_decode_option): Handle "--param name=value".
9267 (main): Register language-independent parameters.
9269 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
9271 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
9273 2001-02-14 Richard Henderson <rth@redhat.com>
9275 * regclass.c (init_reg_sets_1): Revert last two changes.
9277 2001-02-14 Jakub Jelinek <jakub@redhat.com>
9279 * stor-layout.c (is_pending_size, put_pending_size): New functions.
9280 (variable_size): Call put_pending_size.
9281 * tree.h (is_pending_size, put_pending_size): Add prototypes.
9282 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
9283 sizes list, put newly created SAVE_EXPR there as well.
9285 2001-02-14 Jakub Jelinek <jakub@redhat.com>
9287 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
9288 (errata_find_address_regs): load_group has only 2 entries.
9289 (errata_emit_nops): Likewise. shladd is not problematic.
9290 Clear last_group if nop was emitted.
9291 (fixup_errata): load_group has only 2 entries.
9294 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
9296 * c-lex.c (lex_number): Only warn traditionally for U suffix
9297 outside system macros.
9298 * cppexp.c (parse_number): Similarly.
9299 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
9300 * cppmacro.c (struct cpp_macro): New member node.
9301 (parse_args): Only warn about missing rest args if not
9303 (funlike_invocation_p): Similarly for uninvoked funlike macros.
9304 (cpp_sys_objmacro_p): New.
9305 (_cpp_create_definition): Store the node with the macro defn.
9306 Remember if the macro is defined in a system header.
9308 2001-02-13 DJ Delorie <dj@redhat.com>
9310 * configure.in (check_languages): determine languages to check
9311 * Makefile.in (check-c++): alias for check-g++
9312 (check-f77): alias for check-g77
9313 (CHECK_TARGETS): depend on configured languages
9315 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
9317 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
9318 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
9319 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
9320 (sqrtextendsfdf2): Disable for SSE2.
9322 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
9324 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
9325 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
9326 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
9327 (sqrtextendsfdf2): Disable for SSE2.
9329 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
9331 * i386.md (movsfcc_1): Support integer cmove instruction.
9332 (movdfcc_1): Likewise; new splitter.
9334 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
9336 * i386.c (output_fp_compare): Support SSE.
9337 (prepare_fp_compare_args): SSE comparisons always support memory.
9338 * i386.h (TARGET_CMOVE): SSE imply cmove.
9339 * i386.md (cmp?f2): Enable for SSE too.
9340 (cmpfp_i*): Support SSE.
9342 (cmpfp_i_sse_only): New.
9343 (s*, b* fp expanters): Enable for SSE too.
9344 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
9347 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
9349 * regclass.c (init_reg_sets_1): Silence warning.
9351 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
9353 * i386.md (sqrt?f2): Change to expander.
9354 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
9356 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9358 * rtlanal.c (find_reg_equal_equiv_note): New function.
9359 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
9360 (simplify_gen_relational, simplify_replace_rtx): Likewise.
9361 * rtl.h: Add declarations for above functions.
9363 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
9365 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
9367 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
9368 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
9369 * flow.c (mark_regs_live_at_end): Likewise.
9370 (calculate_global_regs_live): Likewise.
9371 * gcse.c (compute_hash_table): Likewise.
9372 (compute_kill_rd): Likewise.
9373 * resource.c (mark_target_live_regs): Likewise.
9374 * rtl.h (INVALID_REGNUM): New macro.
9376 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
9378 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
9380 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
9382 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
9385 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
9387 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
9389 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
9390 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
9391 (fop_sf_1_sse, fop_df_1_sse): New patterns
9392 (fop_*): Disable float_extend and float patterns for SSE compilation.
9393 * i386.c (output_387_binary_op): Support SSE.
9395 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
9397 * i386.md (dummy_extendsfdf2): Support SSE2
9398 (extendsfdf2): Enable if 80387 or SSE2.
9399 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
9400 and no MIX_I387_SSE2
9401 (extendsfdf2_1_sse_only): New pattern.
9402 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
9404 (truncdfsf2_1): Support SSE.
9405 (truncdfsf2_2): Support SSE.
9406 (truncdfsf2_2_1_sse): New pattern.
9407 (fixtruncsfsi2): Always use SSE if available.
9408 (fix_truncsfsi_sse): New pattern.
9409 (fix_truncdfsi_sse): New pattern.
9410 (floatsis?f2): Support SSE.
9411 (floatsidf2_i387): New pattern.
9412 (floatsidf2_sse): Likewise.
9414 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9416 * configure.in: Use "have_gnat" variable, not "gnat".
9417 * configure: Regenerated.
9419 * config/sparc/sparc.c (function_value): Treat all non-record
9420 aggregate types like used to treat UNION_TYPE.
9422 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
9424 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
9425 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
9427 (MASK_MIX_SSE_I387): New.
9428 (TARGET_SSE): SSE2 imply SSE.
9429 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
9430 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
9431 (enum reg_class): Add new classes.
9432 (REG_CLASS_NAMES): Likewise.
9433 (REG_CLASS_CONTENTS): Likewise.
9434 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
9435 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
9436 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
9437 (CLASS_MAX_NREGS): Use new macros.
9438 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
9439 * i386.md (pushsf, movsf): Support SSE.
9440 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
9441 splitters to use ANY_FP_REGNO_P.
9442 (movdf_nointeger, movdf_integer): Likewise.
9444 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
9446 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
9447 (try_combine): Use it.
9449 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
9451 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
9452 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
9453 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
9454 (REGISTER_MOVE_COST): Likewise.
9455 * i386-protos.h (ix86_secondary_memory_needed,
9456 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
9457 * i386.c (ix86_secondary_memory_needed,
9458 ix86_preferred_reload_class, ix86_register_move_cost): New function.
9460 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
9462 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
9463 (HARD_REGNO_MODE_OK): Move offline to ....
9464 * i386.c (ix86_hard_regno_mode_ok) ... here;
9465 refuse all incorrect modes.
9466 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
9468 2001-02-13 Richard Henderson <rth@redhat.com>
9470 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
9471 entire operator; replicate that and match_dup the operands.
9472 (cmp_ccx_arith_op_set): Likewise.
9473 (cmp_cc_arith_op_not_set): Likewise.
9474 (cmp_ccx_arith_op_not_set): Likewise.
9476 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
9478 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
9480 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
9482 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
9483 (TARGET_NO_BITFIELD_WORD): New macro.
9484 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
9485 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
9487 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9489 * cselib.c: New file, from simplify-rtx.c.
9490 * simplify-rtx.c: Remove cselib parts.
9491 * Makefile.in: Add cselib.o.
9493 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
9495 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
9496 (setup_incoming_varargs): Remove warning.
9498 * config/rs6000/rs6000.c (validate_condition_mode): When
9499 flag_fast_math, allow floating-point conditionals to be reversed.
9500 (rs6000_generate_compare): When flag_fast_math, don't generate
9501 cror operations for FP conditionals.
9503 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
9505 (ASM_SPEC): Likewise.
9506 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
9507 (CC1_SPEC): Likewise.
9508 (LINK_TARGET_SPEC): Likewise.
9509 (CPP_ENDIAN_SPEC): Likewise.
9510 * Makefile.in (check-consistency): New target.
9512 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
9514 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
9515 "return type defaults" warning for functions with return type
9517 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
9518 function declarations by default rather than only when pedantic.
9520 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
9522 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
9525 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
9527 * extend.texi (Deprecated): Deprecate new initializer lists.
9529 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
9531 * mkdeps.c (deps_add_default_target): Robustify. Add
9532 basename component only.
9533 * cpp.texi (-M): Describe how default target is generated.
9534 * invoke.texi (-M): Likewise.
9536 2001-02-12 Kazu Hirata <kazu@hxi.com>
9538 * toplev.c (push_float_handler): Remove.
9539 (pop_float_handler): Remove.
9540 * toplev.h: Remove prototypes for the above functions.
9542 2001-02-12 Jakub Jelinek <jakub@redhat.com>
9544 * c-common.c (constant_fits_type_p): New function.
9545 (convert_and_check): Use it.
9547 2001-02-11 Mark Mitchell <mark@codesourcery.com>
9549 * Makefile.in (GXX_ABI_FLAG): Don't define.
9550 * configure.in (--enable-new-gxx-abi): Remove option.
9551 * config.in: Regenerated.
9552 * configure: Likewise.
9554 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
9556 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
9558 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
9559 regular basic block, and arrange for all edges into it to switch
9562 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9564 * Makefile.in (distclean): Do not remove .gdbinit.
9566 2001-02-11 Mark Mitchell <mark@codesourcery.com>
9568 * Makefile.in (gcc.o): Fix typos.
9569 (protize.o): Likewise.
9570 (unprotoize.o): Likewise.
9572 2001-02-11 Richard Henderson <rth@redhat.com>
9574 * tree.c (build1): Check for null operand in last change.
9576 2001-02-11 Richard Henderson <rth@redhat.com>
9578 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
9579 (fold): Don't assume a constant isn't foldable.
9580 * tree.c (build): Set TREE_CONSTANT for an expression with no
9581 side-effects and constant operands.
9584 2001-02-10 Richard Henderson <rth@redhat.com>
9586 * jump.c (squeeze_notes): Revert 2000-05-12 change.
9588 2001-02-10 Anthony Green <green@redhat.com>
9590 * cpp.texi (Standard Predefined): Add documentation for
9593 * c-common.c (combine_strings): Improve warning message.
9595 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
9597 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
9599 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
9601 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
9603 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
9606 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
9608 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
9611 2001-02-09 Nick Clifton <nickc@redhat.com>
9613 * config/arm/arm.md: Change output contraint on post inc
9614 load/store multiple patterns to be a read/write contraint.
9616 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
9618 * gcc.c (cpp_options): Delete .d files on error. Don't delete
9619 .o files when using the -M options.
9621 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9622 David Edelsohn <edelsohn@gnu.org>
9624 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
9625 handle DImode constants. Use one TOC entry for SImode and smaller
9626 constants, aligned properly.
9628 2001-02-08 Jason Merrill <jason@redhat.com>
9630 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
9631 about the SP adjustment for saving the static chain pointer.
9632 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
9633 offset when setting a temporary CFA register.
9635 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
9637 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
9638 powerpc-*-chorusos* .
9639 * config/rs6000/chorus.h : New file.
9640 * config/i386/chorus.h : New file.
9641 * config/sparc/chorus.h : New file.
9642 * config/sparc/t-chorus-elf : New file.
9644 2001-02-08 David Edelsohn <edelsohn@gnu.org>
9646 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
9647 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
9648 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
9649 (__WCHAR_TYPE__): Correct macro name.
9651 2001-02-08 Richard Henderson <rth@redhat.com>
9653 * config/i386/i386.c (ix86_frame_pointer_required): New.
9654 (ix86_setup_frame_addresses): New.
9655 (struct machine_funciton): Add accesses_prev_frame.
9656 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
9657 ix86_frame_pointer_required.
9658 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
9659 (SETUP_FRAME_ADDRESSES): New.
9660 * config/i386/i386-protos.h: Update.
9661 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
9662 from FRAME_POINTER_REQUIRED.
9663 * config/i386/svr3gas.h: Likewise.
9664 * config/i386/sysv3.h: Likewise.
9665 * config/i386/v3gas.h: Likewise.
9667 2001-02-08 Richard Henderson <rth@redhat.com>
9669 * config/sparc/sparc.c (function_arg_record_value_3): Fix
9670 calculation of the number of integer registers required.
9671 (function_arg_record_value): Likewise.
9673 2001-02-08 Jason Merrill <jason@redhat.com>
9675 * diagnostic.c (internal_error): Say "confused" after 1 error, not
9676 two. Print file and line with "confused" message.
9678 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
9680 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9682 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
9684 2001-02-08 Bernd Schmidt <bernds@redhat.com>
9686 * final.c (cleanup_subreg_operands): The address of a MEM can
9689 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
9692 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
9694 * gcc.texi (Incompatibilities): Update documentation of
9695 preprocessing numbers.
9697 2001-02-07 Jakub Jelinek <jakub@redhat.com>
9699 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
9701 2001-02-07 Mark Mitchell <mark@codesourcery.com>
9703 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
9705 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
9706 * gcc.c (struct compiler): Add cpp_spec field.
9707 (input_file_compiler): New variable.
9708 (do_spec_1): Allow a particular compiler to handle `%C'
9710 (main): Store the current compiler in input_file_compiler.
9711 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
9713 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
9715 * cpphash.h (struct spec_nodes): Add n_true and n_false.
9716 * cppinit.c (cpp_create_reader): Initialize them.
9717 (append_include_chain): cxx_aware arg might be unused.
9718 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
9719 keywords and give them their phase 7 meaning. Pedwarn about
9720 this unless '__bool_true_false_are_defined' is defined.
9722 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
9724 * lcm.c (optimize_mode_switching): Emit mode_set before the
9725 JUMP_INSN of an abnormal edge.
9727 2001-02-07 Bernd Schmidt <bernds@redhat.com>
9729 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
9730 a scheduling barrier at the end.
9732 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
9734 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
9736 * config/sh/sh.md (reload_outsf): Removed.
9737 (movsf_ie): Introduce constraints for FPUL loads and stores.
9738 (reload_insf): Broaden the output constraint.
9740 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
9742 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
9743 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
9745 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
9747 * final.c: Revert my previous changes.
9748 * output.h: Make profile_label_no extern.
9749 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
9750 for generating label.
9752 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
9754 * config/i386/djgpp.h: Add comments about standard paths.
9755 (MD_EXEC_PREFIX): Undefine before defining.
9756 (MD_STARTFILE_PREFIX): New.
9758 2001-01-30 Bruce Korb <bkorb@gnu.org>
9760 fixinc/fixincl.c(process): Emit error message only if appropriate :)
9761 (load_file): do not rely on load_file_data() to close file pointer
9762 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
9763 fixinc/inclhack.def(irix_limits_const): add test_text
9765 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
9767 * cppexp.c (parse_defined): Improve diagnostics for invalid
9770 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
9772 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
9774 2001-02-06 Mark Mitchell <mark@codesourcery.com>
9776 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
9777 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
9778 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
9779 (rs6000_output_symbol_ref): New function.
9780 (output_toc): Use VTABLE_NAME_P.
9782 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9784 * print-tree.c (print_node, case PARM_DECL):
9785 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
9787 * stor-layout.c (reference_types_internal): New variable.
9788 (internal_reference_types): New function.
9789 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
9790 * tree.h (internal_reference_types): New declaration.
9792 * cse.c (find_best_addr): Fix typo in computing cost.
9794 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9796 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
9797 and this is the sum of a pointer and a constant, we know the result
9799 (num_sign_bit_copies, case PLUS): Likewise.
9800 * explow.c (convert_memory_address): Remove opposite SUBREG.
9801 * function.c (instantiate_new_reg): New function (from common code).
9802 (instantiate_virtual_regs_1): Call it.
9803 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
9804 if pointers sign- or zero-extend.
9805 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
9806 If pointers extend unsigned, use inside of SUBREG.
9807 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
9809 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
9811 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
9812 subdir of gcc_gxx_include_dir.
9813 (gcc_gxx_target_include_dir): Remove.
9815 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
9817 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
9818 (dwarf2out_frame_debug_expr): Revise introductory comments to add
9819 a high-level description.
9821 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
9823 * final.c: Move the declaration of profile_label_no to ...
9824 * output.h: ... here.
9825 * function.c (expand_function_start): Call PROFILE_HOOK.
9826 * config/rs6000/aix.h: Define PROFILE_HOOK.
9827 * config/rs6000/rs6000-protos.h: output_profile_hook new.
9828 * config/rs6000/rs6000.c (output_profile_hook): Define.
9829 (output_prolog): Do nothing for ABI_AIX as it is taken care by
9830 output_profile_hook.
9831 tm.texi : Explain new macro PROFILE_HOOK.
9833 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
9835 * extend.texi (Extended Asm): Do not say that semicolon is always
9836 a valid line-breaking character for GNU assemblers. Use
9837 newline-tab as the most commonly supported syntax. Use
9838 newline-tab rather than semicolon in multi-insn examples.
9840 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9842 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
9844 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9845 David Edelsohn <edelsohn@gnu.org>
9847 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
9848 code for AIX, even without flag_pic.
9850 2001-02-05 Jakub Jelinek <jakub@redhat.com>
9852 * c-typeck.c (common_type): push and pop binding level around
9853 calling common_type on function parameters.
9855 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
9857 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
9859 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9861 * config/mips/mips.c (override_options): Fix typo in last change.
9862 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
9863 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
9865 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
9867 * invoke.texi (-fdump-class-layout): Document.
9868 (-fdump-translation-unit): Use `=' as filename separator.
9870 2001-02-05 Mark Mitchell <mark@codesourcery.com>
9872 * Makefile.in (s-mlib): Don't build multilibs if
9874 (DRIVER_DEFINES): Adjust accordingly.
9876 (protoize.o): Likewise.
9877 (unprotoize.o): Likewise.
9878 * configure.in: Recognize --enable-multilib.
9880 2001-02-04 Mark Mitchell <mark@codesourcery.com>
9882 * Makefile.in (DRIVER_DEFINES): Fix quoting.
9884 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
9885 * configure.in: Remove --enable-libstdcxx_v3 support.
9886 * configure: Regenerated.
9888 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9890 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
9891 Call abort instead of fatal.
9892 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
9893 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
9894 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
9895 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
9896 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
9897 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
9899 * diagnostic.h (set_internal_error_function): Renamed.
9900 * toplev.h (internal_error): Renamed from fatal.
9901 (pfatal_with_name): Deleted.
9902 (fatal_io_error): Now has printf-style arguments.
9903 * diagnostic.c (pfatal_with_name): Deleted.
9904 (fatal_io_error): Rework to have args in printf-style.
9905 (set_internal_error_function): Renamed from set_fatal_function.
9906 (internal_error): Renamed from fatal.
9907 (error_recursion, fancy_abort): Call internal_error instead of fatal.
9908 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
9909 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
9910 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
9911 * flow.c (verify_flow_info): Likewise.
9912 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
9913 * config/mips/mips.c (save_restore_insns): Likewise.
9915 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
9916 * flow.c (verify_flow_info): Likewise.
9917 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
9918 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
9919 (avr_normalize_condition): Likewise.
9920 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
9921 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
9922 (limit_reload_class, double_reg_to_memory): Likewise.
9923 (print_operand_address, emit_1600_code_shift): Likewise.
9924 (gen_tst_reg, gen_compare_reg): Likewise.
9925 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
9926 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
9928 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
9930 * c-parse.in (methoddef): Call fatal_error instead of fatal.
9931 * objc/objc-act.c (build_ivar_chain): Likewise.
9932 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
9934 * graph.c (clean_graph_dump_file): Likewise.
9935 * profile.c (init_branch_prob): Likewise.
9936 * objc/objc-act.c (objc_init): Likewise.
9938 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
9939 * config/avr/avr.c (avr_override_options): Likewise.
9940 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
9941 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
9942 * config/h8300/h8300.c (h8300_init_once): Likewise.
9943 * config/mips/mips.c (override_options): Likewise.
9944 * config/i386/i386.c (override_options): Likewise, rework.
9945 * config/m68k/m68k.c (override_options): Likewise.
9947 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
9949 * config/mips/mips.c (print_operand): Likewise.
9950 * hash.c (hash_allocate): Don't check for failure returns from
9951 obstack functions that can't fail.
9952 (hash_table_init_n, hash_table_init): Likewise; also now return void.
9953 * hash.h (hash_table_init_n, hash_table_init): Now return void.
9954 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
9955 (get_object_reference): Likewise.
9957 2001-02-04 Nick Clifton <nickc@redhat.com>
9959 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
9960 StrongARM1110, 10TDMI, and 1020T.
9962 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9964 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
9966 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
9968 * config/sh/sh.md (movdf load split): Pass register number to
9969 FP_OR_XD_REGISTER_P.
9971 2001-02-04 Mark Mitchell <mark@codesourcery.com>
9973 * cppinit.c (BC): New macro.
9974 (builtin_array): Add __GXX_WEAK__.
9975 * cpplib.h (builtin_type): Add BT_WEAK.
9976 * cppmacro.c (builtin_macro): Handle BT_WEAK.
9977 * defaults.h (SUPPORTS_ONE_ONLY): Define.
9978 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
9980 2001-02-03 Jakub Jelinek <jakub@redhat.com>
9982 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
9984 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
9986 * cpphash.h: Rename _ALIGN POOL_ALIGN.
9987 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
9989 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
9991 * cpphash.h: Rename ALIGN _ALIGN.
9992 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
9994 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
9996 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
9997 compilation environment.
9998 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
9999 control over location of cygwin includes and libs.
10001 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
10003 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
10005 2001-02-02 lars brinkhoff <lars@nocrew.org>
10007 * md.texi (Standard Names): remove reference to spur.md.
10009 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
10011 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
10012 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
10013 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
10014 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
10015 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
10017 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10019 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
10020 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
10021 number before reload.
10022 (c4x_adjust_cost): Return zero before reload.
10023 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
10024 split before reload.
10026 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10028 * c4x.c (c4x_hard_regno_rename_ok): New.
10029 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
10030 * c4x.h (HARD_REGNO_RENAME_OK): Define.
10032 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10034 * diagnostic.h: Add missing "extern" in all declarations.
10036 2001-02-02 Alex Samuel <samuel@codesourcery.com>
10038 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
10039 as for gcc_gxx_include_dir.
10041 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
10043 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
10045 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
10047 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
10048 label before alignment to be used as the braf base address.
10049 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
10051 (casesi_jump_2): Require at least TARGET_SH2.
10053 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
10054 truncation to 32-bit doubles on -m3e and -m4-single-only.
10056 2001-02-02 Mark Mitchell <mark@codesourcery.com>
10058 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
10059 the default when building a shared object.
10060 (init_spec): Use it.
10061 * testsuite/lib/g++.exp: Include the directory where libgcc
10062 is located to the LD_LIBRARY_PATH list.
10063 * invoke.texi (-shared-libgcc): Document the cases in which
10064 GCC defaults to using the shared libgcc.
10066 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
10068 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
10069 unsigned is wide enough.
10070 (BITS_PER_SI): New.
10071 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
10072 (si_to_float): Likewise.
10073 (float_to_si, float_to_usi): Use BITS_PER_SI.
10075 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
10077 * dwarf2out.c: Added explanation of abbreviations.
10078 (def_cfa_1): Added comments listing DWARF2 instructions.
10079 (cfa_temp_reg): Removed in favor of cfa_temp.
10080 (cfa_temp_value): Removed in favor of cfa_temp.
10081 (cfa_temp): New global variable.
10082 (dwarf2out_frame_debug_expr): Added extensive introductory
10083 comments explaining the function's transformations. Revised to
10084 use cfa_temp. Added some rtx checking. Generalize IOR case.
10085 (dwarf2out_frame_debug): Revised to use cfa_temp.
10086 (output_aranges): Cast as "unsigned" to avoid warning.
10087 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
10088 explain which instructions must be marked.
10090 2001-02-01 Richard Henderson <rth@redhat.com>
10092 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
10095 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
10097 * config/sh/crt1.asm (main_k): Modified so that start calls
10098 ___setup_argv_and_call_main.
10100 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
10102 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
10103 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
10104 and AVOID_LPASTE is cleared on meeting an unescaped newline.
10105 * cppmacro.c (builtin_macro): Set builtin flags here.
10106 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
10107 (replace_args): Clarify intent.
10108 (cpp_get_token): Macro expansion tokens get the saved flags.
10110 * cppmain.c (scan_buffer): Remove now-redundant print.printed
10113 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
10115 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
10118 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10120 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
10121 returns Pmode pseudo, but we need ptr_mode.
10122 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
10123 Remove bogus conversions; use HOST_WIDE_INT for size.
10124 Don't use TARGET if wrong mode.
10126 * config/i386/i386.c (ix86_compute_frame_size): Allow
10127 stack_alignment_needed to be non-default even if size is zero.
10129 2001-01-31 Alan Modra <alan@linuxcare.com.au>
10131 * pa.c (hppa_init_pic_save): New function.
10132 * pa.h (hppa_init_pic_save): Declare.
10133 * pa.md (call, call_value, sibcall, sibcall_value): Use
10134 the above instead of duplicated code.
10136 * pa.c (hppa_encode_label): Correct size of alloca buffer
10137 so we don't overrun it. Correct leading `*' case.
10138 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
10139 need to handle `*@'.
10140 (FUNCTION_NAME_P): Likewise.
10142 2001-01-31 Richard Henderson <rth@redhat.com>
10144 * config.gcc (alpha-osf5): Use float-i128.h.
10146 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
10147 * config/float-i32.h: Likewise.
10148 * config/float-i64.h: Likewise.
10149 * config/float-sh.h: Likewise.
10150 * config/float-sparc.h: Likewise.
10152 2001-01-31 DJ Delorie <dj@redhat.com>
10154 * expmed.c (extract_bit_field): allow non-integral modes if we
10155 want to extract a whole register from itself.
10157 2001-01-31 Jakub Jelinek <jakub@redhat.com>
10159 * c-typeck.c (set_init_index): If first is equal to last, assume as
10160 if it was not a range at all.
10162 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
10164 * config/fp-bit.c: Include tm.h.
10165 (float_to_si): Don't assume SImode is 32-bits wide.
10166 (float_to_usi): Likewise.
10168 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
10170 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
10172 (typename): Call pending_xref_error after parsing typed_typespecs.
10173 * c-decl.c (lookup_tag): Give error immediately rather than
10174 leaving it pending if the tag of the wrong type is in the same
10176 (xref_tag): Don't pedwarn for forward declarations of enum types
10178 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
10181 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
10183 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
10185 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
10187 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
10188 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
10190 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
10192 * cpphash.h (struct cpp_reader): New saved_flags.
10193 * cppmacro.c (cpp_get_token): Use saved_flags to remember
10194 to avoid a paste after a pasted token.
10196 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
10198 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
10199 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
10200 Wtype_MIN instead of LONG_MIN.
10202 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
10204 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
10206 * fixinc/fixincl.x: Regenerated.
10207 * fixinc/inclhack.def (irix_limits_const): New definition to
10208 convert "const" to "__const" in limits.h.
10210 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
10212 * fixinc/genfixes (AG): Fix "autogen4" thinko.
10214 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10216 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
10217 when register dies in the insn.
10219 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
10221 * diagnostic.c (fatal): Fix word wrap.
10223 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
10225 * combine.c (try_combine): Fix SUBREG setting for
10226 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
10228 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10230 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
10233 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
10235 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
10237 * toplev.c (decode_W_option): Update warn_larger_than
10238 unconditionally for each processed switch.
10240 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
10242 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
10244 (hppa_expand_prologue): Delete code to save pic offset table register
10245 in the function prologue.
10246 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
10247 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
10248 table register at the beginning of the function after the prologue.
10250 2001-01-29 lars brinkhoff <lars@nocrew.org>
10252 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
10254 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
10255 Jeff Law <law@redhat.com>
10257 * pa.md (return): Revise comment for trivial return.
10258 (return_internal): Non-trivial return pattern for non-PIC code.
10259 (return_internal_pic): Non-trivial return pattern for PIC code.
10260 It uses the PIC register to ensure it is restored after
10262 (epilogue): Generate appropriate return for PIC and non-PIC code.
10264 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
10266 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
10268 2001-01-29 DJ Delorie <dj@redhat.com>
10270 * combine.c (if_then_else_cond): Pass the correct mode to
10271 operand_subword() for constants.
10273 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
10275 * config/i386/cygwin.h: Add w32api to include search. Search different
10276 directories in a cross-build environment.
10278 2001-11-29 Tim Josling <tej@melbpc.org.au>
10280 * tree.h (TYPE_STUB_DECL): Add documentation.
10282 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
10284 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
10285 (sdbout_field_types): Likwise. Fix use of host_integerp.
10287 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
10289 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
10292 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
10294 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
10295 to use flag_gnu_linker.
10297 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
10299 * cpplib.c (T_BAD_DIRECTIVE): Remove.
10300 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
10302 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
10304 * tree.c, tree.h (build_parse_node): Remove; was identical to
10306 * c-lang.c (start_cdtor), objc/objc-act.c
10307 (build_module_descriptor): Use build_nt instead of
10310 2001-01-29 Jakub Jelinek <jakub@redhat.com>
10312 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
10313 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
10314 not have any upper bits set.
10316 2001-01-29 Phil Edwards <pme@sources.redhat.com>
10318 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
10320 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10322 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
10324 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
10326 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
10327 (integer_minus_one_node): Define.
10329 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
10331 * Makefile.in (bootstrap2-lean): Fix typo.
10333 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
10335 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
10336 : Don't set fe_value.
10337 * cpplib.h (AVOID_LPASTE): New flag.
10338 (struct cpp_hashnode): Remove fe_value.
10339 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
10340 * cppmacro.c (builtin_macro): Don't set flags here.
10341 (replace_args): Set AVOID_LPASTE flag on first token of an
10342 argument, and the token following it.
10343 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
10344 macro expansion, and on the token following it. Do it for
10346 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
10348 2001-01-27 Richard Henderson <rth@redhat.com>
10350 * config/alpha/t-ieee: Remove multilibbing.
10351 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
10353 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10355 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
10357 * Makefile.in: Remove all dependencies on defaults.h.
10358 * builtins.c: Don't include defaults.h.
10359 * c-common.c: Likewise.
10360 * c-decl.c: Likewise.
10361 * c-pragma.c: Likewise.
10362 * c-typeck.c: Likewise.
10363 * combine.c: Likewise.
10364 * i386.c: Likewise.
10365 * frame-ia64.c: Likewise.
10366 * cppexp.c: Likewise.
10367 * crtstuff.c: Likewise.
10368 * dbxout.c: Likewise.
10369 * dwarf2out.c: Likewise.
10370 * dwarfout.c: Likewise.
10371 * emit-rtl.c: Likewise.
10372 * except.c: Likewise.
10373 * expr.c: Likewise.
10374 * final.c: Likewise.
10375 * frame-dwarf2.c: Likewise.
10376 * libgcc2.c: Likewise.
10377 * optabs.c: Likewise.
10378 * profile.c: Likewise.
10379 * sdbout.c: Likewise.
10380 * toplev.c: Likewise.
10381 * tradcif.y: Likewise.
10382 * tree.c: Likewise.
10383 * varasm.c: Likewise.
10385 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10387 * builtins.c (expand_builtin_fputs): Use size_one_node when
10388 transforming into fwrite.
10390 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
10392 * extend.texi (Attribute Syntax): New section.
10394 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10396 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
10397 they didn't need fixing.
10399 2001-01-27 Janis Johnson <janis@us.ibm.com>
10401 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
10403 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
10404 to remove macro definitions that are duplicated from elfos.h.
10406 2001-01-27 Richard Henderson <rth@redhat.com>
10408 * config/i386/sco5gas.h: Move ...
10409 * config/usegas.h: ... here.
10410 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
10412 2001-01-27 Jakub Jelinek <jakub@redhat.com>
10414 * c-typeck.c (struct constructor_stack): Add range_stack member.
10415 (really_start_incremental_init): Clear it.
10416 (push_init_level): Save constructor_range_stack and clear it if
10417 pushing explicit braces.
10418 (pop_init_level): abort if constructor_range_stack is non-zero at
10419 explicit closing brace. Restore saved constructor_range_stack if
10422 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
10424 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
10425 into register was forced into memory.
10427 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
10429 * Makefile.in: Remove uses of + before $(MAKE).
10431 2001-01-26 Richard Henderson <rth@redhat.com>
10433 * stmt.c (cost_table): Remove.
10434 (COST_TABLE, cost_table_initialized): New.
10435 (estimate_case_costs): Use the later instead of the former.
10436 (balance_case_nodes): Likewise.
10438 2001-01-26 Richard Henderson <rth@redhat.com>
10440 * alias.c (objects_must_conflict_p): Read-only slots may not
10441 conflict despite having the same type.
10443 2001-01-27 Michael Hayes <mhayes@redhat.com>
10445 * loop.c (loop_giv_reduce_benefit): Copy mode size into
10447 (check_ext_dependant_givs): Initialise u_start_val and
10449 (load_mems): Make last_max_reg unsigned.
10450 (try_swap_copy_prop): Use INSN_P and initialise set.
10452 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
10454 * README.AVR : Removed.
10456 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
10458 * pa-64.h (text_section): Remove declaration.
10460 * pa.md (return_internal): Remove mode on PIC register use.
10462 2001-01-25 lars brinkhoff <lars@nocrew.org>
10464 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
10465 ASM_CLOSE_PAREN): fix typos.
10467 2001-01-25 Mark Mitchell <mark@codesourcery.com>
10469 * acconfig.h: Define `const' to the empty string if neither
10470 __STDC__ nor __cplusplus is defined.
10471 * config.in: Regenerated.
10473 2001-01-25 David Edelsohn <edelsohn@gnu.org>
10475 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
10476 * collect2.c (main): Delete importf. Add ".obj" file extension.
10477 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
10478 (aix_std_libs): Add additional AIX libraries to skip.
10479 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
10480 * config/rs6000/aix51.h: New file.
10482 2001-01-25 Michael Hayes <mhayes@redhat.com>
10484 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
10485 (loop_insn_emit_before): No longer static.
10486 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
10487 (loop_givs_rescan, load_mems): Likewise.
10488 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
10489 (maybe_eliminate_biv_1):
10490 (move_movables): Replace emit_call_insn_before with
10491 loop_call_insn_hoist.
10492 * loop.h (loop_insn_emit_before): Add.
10493 * unroll.c (copy_loop_body): Replace emit_insn_before with
10494 loop_insn_emit_before.
10496 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
10498 * diagnostic.c (fatal): Request preprocessed source.
10500 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
10502 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
10503 olddecl has argument types and newdecl has none, use the argument
10504 types from olddecl.
10506 2001-01-24 Ulrich Drepper <drepper@redhat.com>
10508 * dwarf2out.c (prefix_of): New function. Determine longest common
10509 prefix of the two arguments. The units are whole path components.
10510 (output_file_names): When adding a new directory find the one entry
10511 with the longest common prefix already in the list. Artificially
10512 generate entry if there is none for this prefix.
10513 Fix test to check whether the zeroth directory entry is used.
10515 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
10517 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
10518 Changed all callers. Take it into account when deciding if a
10519 previously loaded value matches.
10521 2001-01-24 Richard Henderson <rth@redhat.com>
10523 * reload.c (find_reloads_subreg_address): Fail the substitution
10524 if the resulting address is insufficiently aligned.
10526 2001-01-24 DJ Delorie <dj@redhat.com>
10528 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
10529 check the original operand's mode also.
10530 * simplify-rtx.c (simplify_ternary_operation): Ditto.
10532 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
10534 * c-parse.in (cast_expr): Move compound literals from here ...
10535 (primary): ... to here. Use standard terminology "compound
10536 literal" instead of "constructor expression".
10538 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
10540 * gcc.1, cpp.1: Regenerate.
10542 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
10544 * calls.c (emit_library_call_value_1): Memory slot for
10545 pass-by-reference argument should have the mode of the argument,
10546 not of the pointer to it.
10548 2001-01-24 Tom Tromey <tromey@redhat.com>
10550 * gcc.texi (G++ and GCC): Mention gcj manual.
10551 (Standards): Link to section of manual mentioning gcj/Java
10554 2001-01-24 Jakub Jelinek <jakub@redhat.com>
10556 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
10557 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
10558 * tradcpp.c (main): Add -imacros or -include'd dependencies
10560 * cpp.texi (-M, -MM): Document -M -include behaviour.
10562 2001-01-24 Roger Collins <roger@ProProject.com>
10564 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
10566 2001-01-24 Will Cohen <wcohen@redhat.com>
10568 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
10569 whether registers are 32 bits or 64 bits in size.
10571 2001-01-24 Ben Elliston <bje@redhat.com>
10573 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
10575 2001-01-24 Richard Henderson <rth@redhat.com>
10577 * config/alpha/alpha.md (builtin_longjmp_internal): New.
10578 (builtin_longjmp): Use it instead of emit_indirect_jump.
10580 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
10582 * bb-reorder.c (make_reorder_chain_1): Handle case where
10583 jump edge goes to the same block as the fallthru edge.
10585 2001-01-23 Jim Wilson <wilson@redhat.com>
10587 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
10588 * frame.h (__ia64_personality_v1): Add prototype.
10589 * libgcc2.c (ia64_throw_helper): Change personality declaration to
10590 prototype form. Add void * cast to first argument to personality
10592 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
10593 (asctoe113): Likewise.
10594 * config/ia64/frame-ia64.c: Include eh-common.h.
10595 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
10597 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
10599 (itanium_split_issue): Add prototype.
10600 (gen_nop_type): Ifdef out.
10601 (find_best_packet): Initialize best_packet.
10602 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
10604 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
10605 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
10606 (flushrs): Add explicit stop bit at end.
10607 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
10610 2001-01-23 Chris Demetriou <cgd@broadcom.com>
10612 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
10614 * libgcc2.c (__terminate_func): Make variable static.
10615 (__terminate_set_func): New function to set __terminate_func.
10616 * libgcc2.h (__terminate_func_ptr): New typedef.
10617 (__terminate_set_func): New function.
10619 2001-01-23 Richard Henderson <rth@redhat.com>
10621 * flow.c (init_propagate_block_info): Don't consider unchanging
10622 memories for dead frame store elimination.
10624 2001-01-23 Richard Henderson <rth@redhat.com>
10626 * varasm.c (UNIQUE_SECTION): Move default implementation ...
10627 * defaults.h: ... here.
10629 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10631 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
10633 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
10635 * c-lex.c (lex_charconst): Fix typo: s/p/str.
10637 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10639 * rs6000.h (rs6000_return_addr): Move prototype from here...
10640 * rs6000-protos.h (rs6000_return_addr): ...to here.
10641 (rs6000_init_expanders): Delete prototype.
10643 2001-01-23 Nick Clifton <nickc@redhat.com>
10645 * invoke.texi: Replace , with \, inside @gccoptlist macros.
10646 (Spec Files): Document %B and %j and %. and %v3 and %M and
10647 %{S*&T} spec switches.
10649 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10651 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
10653 2001-01-23 Chris Demetriou <cgd@sibyte.com>
10654 Neil Booth <neil@daikokuya.demon.co.uk>
10656 * cpperror.c: Merge handlers of PEDWARN and WARNING.
10657 Have -Werror make pedantic warnings errors, like the
10660 2001-01-23 Phil Edwards <pme@sources.redhat.com>
10662 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
10664 2001-01-23 Jakub Jelinek <jakub@redhat.com>
10666 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
10667 * integrate.c (expand_inline_function): Initialize them.
10668 (subst_constants): If changing COMPARE so that both its arguments
10669 will be VOIDmode and the comparison mode will be lost, note
10670 compare_mode. Use the recorded compare_mode to optimize
10673 2001-01-23 Jason Merrill <jason@redhat.com>
10675 * dwarf2out.c (new_die): Use xcalloc.
10676 (output_die): Abort rather than emit a local reference to offset 0.
10678 2001-01-17 Andrew Haley <aph@redhat.com>
10680 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
10681 of a saved register; return NULL instead.
10682 (copy_reg): Take a pointer to a source register rather than a
10684 (next_stack_level): Remember the address in the stack frame of all
10686 Use the saved register pointer array as the source of the CFA.
10687 (throw_helper): Rewrite. Unwind once rather than twice and keep
10688 track of saved registers as we go.
10690 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10692 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
10693 * c4x.c (c4x_legitimize_reload_address): Remove.
10694 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
10695 reload address for ldp(k) insn.
10697 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
10699 * pa.md (return_internal): Add a USE of the PIC register to ensure
10700 it is restored after each call.
10701 (return expander): Corresponding changes.
10703 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10705 * rs6000.h (INIT_EXPANDERS): Delete.
10706 (RETURN_ADDR_RTX): Call rs6000_return_addr().
10707 * rs6000.c (rs6000_override_options): Call *_machine_status from
10709 (rs6000_init_expanders): ...instead of here. Delete.
10710 (rs6000_mark_machine_status): New function.
10711 (rs6000_init_machine_status): Use xcalloc.
10712 (rs6000_return_addr): Generate RTX for the return address.
10713 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
10714 (rs6000_stack_info): Use it.
10716 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
10718 * gthr-win32.h: Include errno.h to get a declaration for
10719 EINVAL and _mingw.h if the target is mingw32.
10721 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
10723 * cpp.texi: Correct typos.
10725 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10727 * explow.c (probe_stack_range): Ensure value passed to
10728 stack_check_libfunc is ptr_mode, not Pmode.
10730 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
10732 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
10733 case, don't use operand_subword to calculate a SUBREG that is
10736 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
10738 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10740 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
10741 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
10742 valid. If not replace it by equivalent insns.
10744 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10746 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
10747 contains SYMBOL_REF, LABEL_REF and CONST_INT.
10748 (c4x_U_constraint, symbolic_address_operand): Likewise.
10749 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
10751 (c4x_r11_set_p, c4x_check_laj_p): New functions.
10752 * c4x-protos.h (c4x_check_laj_p): Add prototype.
10753 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
10754 anulling slot because of silicon bug.
10755 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
10757 2001-01-22 Alan Modra <alan@linuxcare.com.au>
10759 * cppexp.c (parse_charconst): Change `mask' type to agree
10762 2001-01-21 Richard Henderson <rth@redhat.com>
10764 * config/i386/i386.c (ix86_asm_file_end): Disable putting
10765 pic_label_name in a linkonce section.
10767 2001-01-17 Philipp Thomas <pthomas@suse.de>
10769 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
10771 * configure: Regenerate.
10773 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
10775 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
10776 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
10778 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
10780 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
10781 If REVERSE nonzero then condition code in X must be reversed.
10782 (encode_section_info): Optimise if/else.
10783 (avr_function_value): Fix formatting.
10785 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
10786 (difficult_branch): Likewise.
10787 (rvbranch): Likewise.
10788 (difficult_rvbranch): Likewise.
10790 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
10792 * config/avr/libgcc.S: Fix comment.
10794 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10796 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
10798 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10800 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
10802 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
10804 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
10805 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
10806 * configure, config.in: Regenerate.
10807 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
10808 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
10809 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
10810 (doprint.o): New rule.
10812 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
10814 * c-typeck.c (digest_init): Handle boolean types as scalars.
10816 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10818 * stmt.c (expand_return): Don't return anything if size is zero.
10819 Delete redundant assignment to BYTES.
10820 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
10822 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
10824 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
10825 the same as the default library function names.
10826 * config/avr/avr.md: Document special characters after '%'.
10827 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
10828 knowing which of the call-used registers are really clobbered.
10829 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
10830 New. Both quotient and remainder from one libgcc.S call.
10831 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
10832 clobber as few registers as possible.
10833 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
10835 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
10837 * cppmacro.c (funlike_invocation_p): Don't move back up to the
10838 context of the top of the stack.
10840 2001-01-20 Jakub Jelinek <jakub@redhat.com>
10842 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
10843 (fixup_var_refs_insns): ...here.
10845 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
10847 * function.c (fixup_var_refs_insns): Break up into
10848 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
10849 [loop over entire insn list], and fixup_var_refs_insns_with_hash
10850 [loop over hash table entries].
10851 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
10852 fixup_var_refs_insns_with_hash, to match above changes.
10854 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
10856 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
10857 (libgcc.a): Likewise.
10858 (stmp-multilib): Likewise.
10859 (STAGE2_FLAGS_TO_PASS): Likewise.
10861 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
10863 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
10864 temporary if no_new_pseudos.
10866 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
10868 * cppinternals.texi: Update.
10870 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
10872 * arm.c (arm_init_builtins): Re-enable builtins.
10874 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10876 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
10877 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
10878 element to be null, and always expect an EXPR_LIST.
10879 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
10880 * sched-deps.c (sched_analyze_1): Likewise.
10881 * sched-rgn.c (check_live_1, update_live_1): Likewise.
10883 * regclass.c (max_set_parallel): New variable.
10884 (reg_scan): Take it into account in computation of max_parallel.
10885 (reg_scan_mark_refs, case SET): Compute it.
10887 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
10889 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
10890 * function.c (assign_parms): Use INTVAL for a CONST_INT.
10892 2001-01-19 Jason Merrill <jason@redhat.com>
10894 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
10895 for the abstract instance of an inline function.
10897 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
10898 J"orn Rennecke <amylaar@redhat.com>
10900 * reload1.c (move2add_note_store): Treat all registers directly or
10901 indirectly derived from a base register as members of the same set
10903 (reload_cse_move2add): Adjust accordingly. Take mode and offset
10904 of base register into account.
10906 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
10908 * alias.c (find_base_value): Recognize TRUNCATE.
10909 (record_set): In PLUS case, invalidate if other summand is also a
10912 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10914 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
10915 entry to be EXPR_LIST.
10916 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
10917 be an EXPR_LIST (but not null, which other code doesn't allow).
10918 (note_stores): Properly handle PARALLEL in SET.
10919 Recursively call for top-level PARALLEL.
10920 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
10921 * sched-rgn.c (check_live_1, update_live_1): Likewise.
10923 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
10925 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
10927 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
10928 not pfile->skipping (== 0).
10930 2001-01-17 Nick Clifton <nickc@redhat.com>
10932 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
10935 2001-01-17 Jim Wilson <wilson@redhat.com>
10937 * invoke.texi (IA-64 options): Improve.
10939 2001-01-17 Tom Tromey <tromey@redhat.com>
10941 * invoke.texi (Optimize Options): Use `{}' to around @samp
10944 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
10946 * invoke.texi (-fno-guess-branch-probability): New option.
10948 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10950 * combine.c (try_combine): Don't set i3_subst_into_i2 for
10951 case of making new double-word constant.
10952 Revert last change: instead just test i3_subst_into_i2.
10954 2001-01-17 Jakub Jelinek <jakub@redhat.com>
10956 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
10957 Use q constraints instead of r.
10959 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
10961 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
10962 (machine_function): Define.
10963 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
10964 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
10965 pa_free_machine_status): New functions.
10966 (override_options): Set {init,mark,free}_machine_status to above.
10967 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
10968 PIC_OFFSET_TABLE_REGNUM_SAVED.
10969 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
10970 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
10971 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
10972 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
10973 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
10975 2001-01-15 DJ Delorie <dj@redhat.com>
10977 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
10981 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10983 * flow.c (propagate_one_insn): Make trying to delete a prologue
10984 or epilogue insn an ICE, not a warning. Allow doing this if
10985 the current function returns with stack pointer depressed.
10987 * combine.c (try_combine): If i3_subst_into_i2, properly check for
10988 I3 having more than one SET.
10990 2001-01-16 Jim Wilson <wilson@redhat.com>
10992 * invoke.texi: Document IA-64 options.
10994 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
10995 (fixup_errata): Delete TARGET_A_STEP use.
10996 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
10997 (TARGET_SWITCHES): Delete -ma-step option.
10998 * config/ia64/ia64.md (all FP patterns): Delete %B0.
10999 (movqicc_astep, movqi_internal_astep, movhicc_astep,
11000 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
11001 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
11002 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
11003 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
11005 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
11006 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
11007 cmovsi_internal): Delete ! TARGET_A_STEP check.
11009 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11011 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
11012 possibility to report bugs via postal mail. Change a URL and
11013 merge in a nearly duplicate statement...
11014 (Bug Reporting): ...from here.
11015 (Service): Refer to the Bug Reporting section instead of
11016 duplicating an URL.
11017 (Contributing): Remove trivial explanations concerning snapshots.
11019 2001-01-16 Alan Modra <alan@linuxcare.com.au>
11021 * cppmain.c (general_init): Don't use ANSI prototype.
11023 2001-01-16 Tom Tromey <tromey@redhat.com>
11025 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
11027 2001-01-16 Richard Henderson <rth@redhat.com>
11029 * config/i386/i386.h: Fix comment typo.
11030 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
11031 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
11033 2001-01-16 Phil Edwards <pme@sources.redhat.com>
11035 * gcc.c: Revert previous -fsyntax-only-related change; move
11038 2001-01-16 Jakub Jelinek <jakub@redhat.com>
11040 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
11041 inmode after checking GET_CODE (op).
11043 2001-01-16 Richard Henderson <rth@redhat.com>
11045 * flow.c (struct propagate_block_info): Add mem_set_list_len.
11046 (MAX_MEM_SET_LIST_LEN): New.
11047 (propagate_one_insn): Update mem_set_list_len.
11048 (invalidate_mems_from_autoinc): Likewise.
11049 (invalidate_mems_from_set): Likewise.
11050 (mark_used_regs): Likewise.
11051 (init_propagate_block_info): Likewise. Stop collecting memories
11052 when we reach MAX_MEM_SET_LIST_LEN.
11053 (mark_set_1): Likewise.
11055 2001-01-16 Richard Henderson <rth@redhat.com>
11057 * unroll.c (precondition_loop_p): Fail if no iteration
11060 2001-01-16 Phil Edwards <pme@sources.redhat.com>
11062 * gcc.c: When -fsyntax-only is given, do not complain about
11065 2001-01-15 Richard Henderson <rth@redhat.com>
11067 * config/i386/i386.c (asm_output_function_prefix): Remove.
11068 (ix86_asm_file_end): New.
11069 (load_pic_register): Generate pic_label_name into a
11070 staticly allocated buffer.
11071 * config/i386/i386-protos.h: Update.
11072 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
11073 (ASM_FILE_END): New.
11074 * config/i386/i386afe.h: New file.
11075 * config.gcc (i?86-*-elf) [tm_file]: Use it.
11076 (i?86-*-{freebsd,linux*,moss*}): Likewise.
11077 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
11078 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
11079 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
11080 * config/i386/sco5.h (ASM_FILE_END): Likewise.
11081 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
11083 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
11085 * Makefile.in (install-man): Remove explicit dependency on
11088 * configure.in, configure: Revert previous patch requiring perl
11091 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
11093 * toplev.c (flag_guess_branch_prob): New.
11094 (f_options): Add guess-branch-probability option.
11095 (rest_of_decl_compilation): Only estimate branch probability if
11097 (main): set flag_guess_branch_prob.
11099 * flags.h (flag_guess_branch_prob): New.
11101 2001-01-15 DJ Delorie <dj@redhat.com>
11103 * gcc.texi (Makefile): Add documentation for Makefile targets.
11105 2001-01-15 Philip Blundell <philb@gnu.org>
11107 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
11109 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
11110 (is_pic): Delete declaration.
11111 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
11112 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
11113 * config/arm/arm.md (builtin_setjmp_receiver): New.
11115 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11117 * arm.c (use_return_insn): Don't try to determine the function type
11118 until after reload has completed.
11119 (arm_output_epilogue): Don't adjust the sp value recovered from the
11121 (emit_multi_reg_push): Don't record dwarf information for the pc.
11122 * arm.md (eh_epilogue): The function type may have changed, so it
11123 needs to be recalculated.
11124 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
11125 unwind tables on arm/netbsd.
11127 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11129 * arm.md (cbranchsi4): Correct calculation of branch ranges.
11130 (negated_cbranchsi4): Likewise.
11132 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
11134 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
11135 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
11136 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
11137 pass -mapcs-* options to assembler.
11138 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
11139 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
11140 (ASM_SPEC): Call subtarget_extra_asm_spec.
11142 2001-01-15 Andreas Jaeger <aj@suse.de>
11144 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
11146 (ix86_expand_builtin): Likewise.
11148 * gencodes.c (output_predicate_decls): Make i size_t to avoid
11149 warning about comparison between signed and unsigned.
11151 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
11153 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
11155 2001-01-14 Ralf Baechle <ralf@gnu.org>
11157 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
11158 SUBTARGET_CPP_SPEC apropriatly.
11160 2001-01-12 Mark Mitchell <mark@codesourcery.com>
11162 * varasm.c (make_decl_rtl): Fix typo in last change.
11164 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
11166 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
11167 linker supports the init_priority C++ attribute.
11168 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
11169 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
11170 linker does not support init_priority C++ attribute.
11172 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
11174 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
11176 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
11178 * c-parse.in (finish_parse): Add comment about cpp_destroy.
11179 * cp/lex.c (finish_parse): Similarly.
11180 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
11181 Return the number of errors encountered.
11182 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
11183 * cppmain.c (main): Don't call cpp_destroy.
11185 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
11187 * configure.in: Require at least perl 5.6.0 to regenerate
11189 * configure: Regenerate.
11191 2001-01-14 Richard Henderson <rth@redhat.com>
11193 * genrecog.c (DT_veclen_ge): New.
11194 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
11195 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
11196 (nodes_identical_1): Handle DT_veclen_ge.
11197 (write_cond, debug_decision_2): Likewise.
11199 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
11201 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
11203 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
11205 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
11207 * cppmain.c (do_preprocessing): New function; most of the old
11209 (main): Call it to do most of the work.
11210 (cb): Move from global scope to set_callbacks ().
11211 (setup_callbacks): Get the callback pointer.
11212 (general_init, printer_init): Clean up code and comments.
11214 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
11216 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
11219 2001-01-14 Kazu Hirata <kazu@hxi.com>
11221 * config/h8300/h8300.c (get_shift_alg): Update comments.
11223 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11225 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
11226 (alloc_page, ggc_alloc): Add casts to remove warnings.
11228 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
11230 * combine.c (simplify_comparison): Don't change `code' when
11231 can't reverse comparison.
11233 2001-01-14 Richard Henderson <rth@redhat.com>
11235 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
11236 update all call sites. Return true for all non-label constants.
11238 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
11240 * i386.c (ix86_expand_compare): Add bypass_test and second_test
11242 (ix86_expand_branch): Update.
11243 (ix86_expand_setcc): Update to handle multiple test conditions.
11244 (expand_int_movcc): Likewise.
11245 (expand_fp_movcc): Likewise.
11246 * i386-protos.h (ix86_expand_compare): New.
11247 * i386.md (andqi_?_slp, orqi_?_slp): New.
11248 (conditional trap expander): Update call to ix86_expand_compare.
11250 2001-01-14 Richard Henderson <rth@redhat.com>
11252 * config/vax/vax.md: Use nonimmediate_operand instead of
11253 general_operand in destinations.
11255 * config/vax/vax.md (indirect_jump): Use register_operand.
11257 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
11258 * config/vax/vax.md (call_pop): Turn into an expander.
11259 (call_value_pop): Likewise.
11260 (call, call_value): New.
11262 2001-01-14 Andreas Jaeger <aj@suse.de>
11264 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
11266 (ix86_fp_compare_mode): Add unused attribute.
11267 (ix86_expand_fp_movcc): Remove unused variable.
11268 (ix86_expand_builtin): Make fcode unsigned.
11270 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
11271 (expand_expr): Add cast to avoid signed warning.
11272 (store_field): Likewise.
11273 (store_constructor_field): Likewise.
11274 (store_constructor): Likewise.
11275 (store_expr): Likewise.
11276 (clear_storage): Likewise.
11277 (emit_group_store): Likewise.
11278 (emit_group_load): Likewise.
11280 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
11282 * c-common.c: Move format checking code to ...
11283 * c-format.c: ... here. New file. Reorder some functions and
11285 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
11287 * c-common.h (decl_handle_format_attribute,
11288 decl_handle_format_arg_attribute): Declare.
11289 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
11290 (c-common.o): Adjust dependencies.
11291 (c-format.o): New list of dependencies.
11293 2001-01-13 Jakub Jelinek <jakub@redhat.com>
11295 * unroll.c (loop_iterations): If we cannot prove iteration variable
11296 is set once in each iteration, punt.
11298 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
11300 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
11301 (*strlenhi): Remove clobber (which was buggy) of output address.
11303 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
11305 * Makefile.in (generated-manpages): Add gcc.1
11306 ($(srcdir)/gcc.1): New target.
11307 (maintainer-clean): Delete $(srcdir)/gcc.1.
11308 * gcc.texi: Add macros @gccoptlist and @gol.
11309 * invoke.texi: Include option summary in manpage. Mark up option
11310 summary with @gccoptlist and @gol. Use @r in one place where
11312 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
11313 * gcc.1: Generate from invoke.texi.
11315 2001-01-13 Richard Henderson <rth@redhat.com>
11317 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
11318 (struct page_entry): Add group member.
11319 (struct page_group): New.
11320 (struct globals): Add page_groups member.
11321 (alloc_anon): Only define for using mmap; remove valloc call.
11322 (page_group_index): New.
11323 (set_page_group_in_use): New.
11324 (clear_page_group_in_use): New.
11325 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
11326 (free_page, release_pages): Likewise.
11327 * configure.in (with-gc): Default to ggc-page always.
11329 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
11331 * reload1.c (replace_pseudos_in_call_usage): Use
11332 reg_equiv_constant and reg_equiv_address, and don't try
11333 regno_reg_rtx first.
11335 2001-01-13 Richard Henderson <rth@redhat.com>
11337 * ggc-page.c (alloc_page): Round up allocation size to one page.
11338 Set e->order on extra pages.
11340 2001-01-13 Richard Henderson <rth@redhat.com>
11342 * genrecog.c (nodes_identical): Expand commentary.
11343 (write_switch): Watch out for identical nodes.
11345 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11347 * cppfiles.c (_cpp_fake_include): New function.
11348 * cpphash.h (_cpp_fake_include): New.
11349 * cpplib.c (do_line): Call _cpp_fake_include when entering
11350 header files in preprocessed input.
11351 * cppmain.c (cb_pragma_implementation): Remove handling.
11352 (setup_callbacks): Don't register pragmas.
11354 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11356 * extend.texi: Udate for CPP.
11358 2001-01-13 Andreas Jaeger <aj@suse.de>
11360 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
11362 * regmove.c: Add prototype for replace_in_call_usage.
11364 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11366 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
11367 struct cpp_chunk, struct htab, struct toklist,
11368 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
11369 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
11370 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
11371 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
11372 (struct macro_args): Delete.
11373 * cpphash.h: See above.
11375 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11377 * cppmain.c (struct printer): Remove no_line_dirs.
11378 (options, cb): New.
11379 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
11380 : Use options rather than CPP_OPTION.
11381 (setup_callbacks): Use cb rather than pfile->cb.
11382 (main): No need to check for a buffer. Use cpp_errors.
11383 (printer_init): Don't set no_line_dirs.
11384 (maybe_print_line): Use options not no_line_dirs.
11385 (cb_file_change): Don't call print_line if -P.
11387 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11389 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
11391 * c-parse.in (finish_parse): Use cpp_errors.
11392 (__yylex): Use return value of cpp_pop_buffer.
11393 * cp/lex.c (finish_parse): Use cpp_errors.
11394 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
11396 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
11398 * README.AVR: URLs corrected.
11400 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11402 * c-decl.c (start_function): Don't warn if old prototype is builtin
11403 that's not in C's namespace.
11404 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
11405 (_bb): Add prototype for ctime.
11406 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
11408 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
11410 * i386.c (ix86_fp_comparison_arithmetics_cost,
11411 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
11412 ix86_fp_comparison_cost): New functions.
11413 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
11414 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
11415 two-branch sequences; make static.
11416 (ix86_use_fcomi_compare): Do decision according to the costs.
11417 (split_fp_branch): New.
11418 * i386.md (compare-and-branch patterns): Use split_fp_branch.
11419 * i386-protos.h (ix86_expand_fp_compare): Remove
11420 (ix86_split_fp_branch): Declare.
11422 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
11423 and ix86_comparison_operator.
11425 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
11426 to make it cheaper.
11428 * i386.c (put_condition_code): Output properly the unordered/ordered
11429 compares in fp case.
11430 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
11432 * tm.texi (REVERSE_CONDITION): Document.
11433 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
11434 in -ffast-math mode.
11435 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
11437 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
11439 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
11441 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
11444 * config/sh/sh.c (mova_p): Fix test for mova_const.
11446 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11448 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
11449 cpp_get_options rather than dereferencing pfile and using
11451 * scan-decls.c (scan_decls): Use return value of
11452 cpp_pop_buffer rather than CPP_BUFFER.
11454 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
11456 * cppinit.c (cpp_handle_option): help_only is now part of the
11457 cpp_options structure.
11458 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
11459 cpp_set_callbacks): New functions.
11460 * cpplib.h (cpp_callbacks): Break out as a named structure.
11461 (cpp_options): Move help_only here from cpp_reader.
11462 (CPP_FATAL_ERRORS): Update to use cpp_errors.
11463 (cpp_errors, cpp_get_options, cpp_get_callbacks,
11464 cpp_set_callbacks): New prototypes.
11465 * cppmain.c (main): Update for help_only.
11467 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
11469 * Makefile.in (info, maintainer-clean, install-info, uninstall):
11470 Also build and remove and install and uninstall c-tree.info and
11472 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
11473 ($(srcdir)/cppinternals.info): New target.
11474 * c-tree.texi: Change file name used when makeinfo used without -o
11475 from ir.info to c-tree.info. Add info directory entry.
11476 * cppinternals.texi: Add info directory entry.
11477 * .cvsignore: Update.
11479 2001-01-12 Jakub Jelinek <jakub@redhat.com>
11481 * c-typeck.c (store_init_value): Don't require constant initializer
11482 elements with -pedantic -std=c99.
11483 (digest_init): Change error about non-constant initializer elements
11485 (constructor_range_end): Remove.
11486 (constructor_incremental, designator_depth,
11487 designator_errorneous): New variables.
11488 (struct constructor_stack): Remove range_end, add incremental.
11489 (struct constructor_range_stack, constructor_range_stack): New.
11490 (struct initializer_stack): Add constructor_range_stack.
11491 (finish_init): Set it.
11492 (start_init): Likewise. require_constant_elements for non-static
11493 trees only if not flag_isoc99.
11494 (really_start_incremental_init): Remove constructor_range_end, add
11495 constructor_incremental.
11496 (pop_init_level): Likewise.
11497 (push_init_level): Likewise. If implicit and the subobject had some
11498 value set already, preinitialize the level with it.
11499 Warn about missing braces only if not pushing due to designators.
11500 (set_designator, push_range_stack): New functions.
11501 (set_init_label): Use them.
11502 (set_init_index): Likewise. Remove constructor_range_end.
11503 Error if designator index is outside of array bounds.
11504 (add_pending_init): Compare values of purpose index trees, not the
11505 trees themselves. Allow overwriting of already initialized element.
11506 Issue a warning if it had side-effects.
11507 (set_nonincremental_init, set_nonincremental_init_from_string): New
11509 (pending_init_member): Rename to...
11510 (find_init_member): ...this function. Call set_nonincremental_init
11511 if necessary. Compare values of purpose index trees, not the trees
11512 themselves. Return the actual value, not just non-zero if something
11514 (output_init_element): Remove checks for duplicates.
11515 If field has zero size, only check the initializer for correctness.
11516 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
11517 if constructor_incremental is zero. Change error about initializers
11518 not computable at load time into pedwarn.
11519 (output_pending_init_elements): Compare bit positions, not
11520 FIELD_DECLs to take into account zero-sized fields.
11521 (process_init_element): Use constructor_range_stack to fill all
11522 ranges in the designator lists from current level up.
11523 * extend.texi: Update documentation for labeled elements.
11525 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
11527 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
11528 to function usage for arguments passed by reference. Optimize
11529 callee-copied arguments.
11530 * regmove.c (replace_in_call_usage): New function.
11531 (fixup_match_1): Call it.
11532 * cse.c (cse_insn): Canonicalize registers in function usage.
11533 * reload1.c (replace_pseudos_in_call_usage): New function.
11536 * Makefile.in: Reverted yesterday's wrong patch. Installed the
11539 2001-01-12 Jakub Jelinek <jakub@redhat.com>
11541 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
11544 2001-01-12 DJ Delorie <dj@redhat.com>
11546 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
11547 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
11550 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
11552 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
11553 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
11554 -std options alongside references to -ansi. Update some
11555 documentation for C99.
11556 * cpp.1: Regenerate.
11558 2001-01-12 Andreas Jaeger <aj@suse.de>
11560 * haifa-sched.c (restore_line_notes): Remove argument block B
11562 * sched-ebb.c (schedule_ebb): Change caller.
11563 * sched-rgn.c (schedule_region): Likewise.
11564 * sched-int.h (restore_line_notes): Adjust prototype.
11566 * loop.h: Remove wrong declaration of doloop_condition_get.
11568 2001-01-12 Phil Edwards <pme@sources.redhat.com>
11570 * extend.texi: Move C++-extension-related node from the C section
11571 into the C++ section.
11573 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
11575 * extend.texi: Refer to an array of pointers to functions instead
11576 of one of functions.
11578 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
11579 Jan Hubicka <jh@suse.cz>
11581 * combine.c (reversed_comparison): Fix typo in last patch.
11583 (combine_reversed_comparison_code): Make static to follow
11584 prototype declaration.
11586 2001-01-12 Phil Edwards <pme@sources.redhat.com>
11588 * install.texi: Remove misplaced duplicate entry.
11590 2001-01-11 Ulrich Drepper <drepper@redhat.com>
11592 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
11594 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
11596 * final.c: (leaf_function_p): Fix typo.
11598 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
11600 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
11601 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
11603 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
11604 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
11605 mmap_anon, and valloc is available.
11606 * ggc-page.c: Restructure ifdef logic to match new autoconf
11607 spec. Don't throw away the test page in init_ggc.
11609 * configure, config.in: Regenerate.
11611 2001-01-12 Michael Hayes <mhayes@redhat.com>
11613 * loop.h (total_biv_increment): Constify iv_class pointer.
11614 (struct induction): Replace `mem_mode' with `mem' rtx.
11615 * unroll.c (total_biv_increment): Constify iv_class pointer.
11616 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
11617 (find_mem_givs, combine_givs_p): Likewise.
11618 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
11620 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
11622 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
11624 (__gthread_getspecific): Ditto.
11626 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
11628 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
11629 put_condition_code): Convert fp comparison codes to integer
11631 (ix86_expand_fp_compare): Postnote the fp comparison code converison
11634 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
11635 * i386-protos.h (no_comparison_operator): Kill.
11637 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
11639 * combine.c (REVERSIBLE_CC_MODE): Remove.
11640 (reversible_comparison_p): Remove.
11641 (combine_reversed_comparison_code): New.
11642 (reversed_comparison): New.
11643 (combine_simplify_rtx): Use
11644 combine_reversed_comparison_code/reversed_comparison instead
11645 of reversible_comparison_p.
11646 (simplify_if_then_else): Likewise.
11647 (simplify_set): Likewise.
11648 (simplify_logical): Likewise.
11649 (if_then_else_cond): Likewise.
11650 (known_cond): Likewise.
11651 (simplify_comparison): Likewise.
11653 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
11655 * builtins.c (std_expand_builtin_va_start): Handle varargs when
11656 sizeof (int) is larger than sizeof(__word__).
11658 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
11660 * cppinit.c (do_includes): Fix typo.
11662 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11664 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
11665 in S_REGS does not occur because not all sources are possible
11666 when a S_REGS is a destination (sometimes needs a clobber).
11667 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
11668 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
11669 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
11670 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
11671 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
11672 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
11673 (lshrdi_const1, lshrsi3_const16): Likewise.
11674 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
11675 (*movhi_68hc12, *movqi_68hc12): Likewise.
11676 (movstrictqi): Make sure reloading in D_REGS as a destination
11679 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
11681 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
11683 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
11685 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
11686 -D, -U and -A, and don't initialize the builtins.
11687 (do_includes): Error if -include or -imacros with -fpreprocessed.
11688 * cppmain.c (cb_define, cb_undef): Unconditionally process
11690 * tradcpp.c (main): Fix typo.
11692 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
11694 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
11695 (read_name_map): Use IS_ABSOLUTE_PATH.
11696 * tradcpp.c (get_filename): Likewise.
11698 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11700 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
11701 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
11702 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
11703 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
11704 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
11705 (cmphi_z_used): Don't use '@' for the output.
11706 (tstqi_z_used): Likewise.
11707 (cmpqi_z_used): Likewise.
11708 (one_cmplsi2): Likewise.
11710 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
11712 * config/sh/sh.c (barrier_align): Recognize branch around far
11713 branch and redundant insn.
11715 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
11717 * invoke.texi: Restore documentation of the drivers' switches -MD
11720 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
11722 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
11724 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
11725 check-objc//%): Support parallel testing of multilibs.
11726 (TESTSUITEDIR): Set to testsuite by default, but override for
11728 (check-gcc, check-g++, check-g77, check-objc): Enter
11731 2001-01-11 Bernd Schmidt <bernds@redhat.com>
11733 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
11734 * sched-deps.c (deps_may_trap_p): Likewise.
11735 * basic-block.h: Remove a comment.
11736 * flow.c (PROP_POSTRELOAD): Remove.
11737 (update_life_info): Don't add it to prop_flags.
11738 (mark_set_1): Lose the code that was enabled by it.
11740 2001-01-11 Michael Hayes <mhayes@redhat.com>
11742 * flow.c (flow_call_edges_add): New.
11743 * basic_block.h (flow_call_edges_add): New.
11745 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
11747 * reload1.c (move2add_note_store): Update reg_set_luid even if
11748 base reg remains the same.
11750 2001-01-10 Nick Clifton <nickc@redhat.com>
11752 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
11753 machine_function structure to zero.
11754 Add prototypes for machine_status functions.
11756 2001-01-10 Mark Mitchell <mark@codesourcery.com>
11758 * c-common.h (CTI_VOID_LIST): Remove.
11759 (void_list_node): Likewise.
11760 * tree.h (TI_VOID_LIST_NODE): New enumeral.
11761 (void_list_node): New macro.
11762 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
11763 * config/i386/i386.c (ix86_init_builtins): Likewise.
11764 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
11766 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
11768 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
11769 * cppinit.c (cpp_start_read): Update comment, remove unneeded
11771 * tradcpp.c: Include mkdeps.h.
11772 (deps, print_deps_phony_targets, deps_append, output_deps,
11773 init_dependency_output, output_deps): New.
11774 (deps_buffer, deps_allocated_size, deps_size, deps_column,
11775 deps_output): Delete.
11776 (print_deps_missing_files): Rename deps_missing_files.
11777 (inhibit_output): Make global.
11778 (main): Delete inhibit_output, deps_stream, deps_target.
11779 Use mkdeps functionality in the same way as cpplib. Remove
11780 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
11781 -M and -MM. Remove old handling of deps via deps_out, and
11782 old reading of environment variables.
11783 (get_filename): Update to use deps_add_dep.
11785 2001-01-10 Mark Mitchell <mark@codesourcery.com>
11787 * output.h (make_function_rtl): Remove prototype.
11788 (make_decl_rtl): Likewise.
11789 * varasm.c (make_function_rtl): Remove.
11790 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
11791 than from a third parameter.
11792 * tree.h (make_decl_rtl): Remove last parameter.
11793 * c-decl.c (builtin_function): Remove last argument in call to
11794 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
11795 (start_function): Likewise.
11796 * except.c (call_get_eh_context): Likewise.
11797 * expr.c (emit_block_move): Likewise.
11798 (clear_storage): Likewise.
11799 * profile.c (output_func_start_profiler): Likewise.
11800 * toplev.c (rest_of_decl_compilation): Likewise.
11801 * objc/objc-act.c (create_builtin_decl): Likewise.
11802 (synth_module_prologue): Likewise.
11803 (generate_static_reference): Likewise.
11804 (build_selector_reference_decl): Likewise.
11805 (build_class_reference_decl): Likewise.
11806 (build_objc_string_decl): Likewise.
11807 (build_protocol_reference): Likewise.
11809 2001-01-10 Richard Henderson <rth@redhat.com>
11811 * hwint.h: Revert yesterday's change.
11813 2001-01-10 Nick Clifton <nickc@redhat.com>
11815 * function.h (save_machine_status): Delete.
11816 (restore_machine_status): Delete.
11817 Amend comment describing {init|mark|free}_machine_status.
11819 * function.c (save_machine_status): Delete.
11820 (restore_machine_status): Delete.
11821 Amend comment describing {init|mark|free}_machine_status.
11822 (push_function_context_to): Remove invocation of
11823 save_machine_status.
11824 (pop_function_context_from): Remove invocation of
11825 restore_machine_status.
11827 * emit-rtl.c (init_emit_once): Amend comment describing
11828 {init|mark|free}_machine_status.
11830 * tm.texi (Per-Function Data): New node. Describe the
11831 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
11834 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
11836 * cppinit.c (OPT_g): Remove.
11837 (cpp_handle_option): Update for removed -g3.
11838 (print_help): Update.
11839 * cpplib.h (struct cpp_options): Remove debug_output.
11840 * cppmain.c (setup_callbacks, cb_define): Update.
11841 * gcc.c (cpp_options): Translate -g3 to -dD.
11843 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
11845 * config/i960/i960.md: Change modifier to + on the zero_extract
11846 pattern after the (rotate -2 reg) canonicalization pattern.
11848 2001-01-10 Richard Henderson <rth@redhat.com>
11850 * config/alpha/alpha.c (alpha_free_machine_status): New.
11851 (override_options): Install it.
11852 (alpha_mark_machine_status): Verify machine non-null.
11853 * config/i386/i386.c (ix86_free_machine_status): New.
11854 (override_options): Install it.
11855 (ix86_init_machine_status): Use xcalloc.
11856 (ix86_mark_machine_status): Verify machine non-null.
11857 * config/ia64/ia64.c (ia64_free_machine_status): New.
11858 (ia64_override_options): Install it.
11859 (ia64_mark_machine_status): Verify machine non-null.
11861 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
11863 * function.c (instantiate_virtual_regs): Instantiate virtual
11864 registers found in CALL_INSN_FUNCTION_USAGE.
11866 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11868 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
11869 equivalent to -ansi in disabling -Di386.
11871 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
11873 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
11875 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
11877 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
11879 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
11881 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11883 * invoke.texi: Document that -fcond-mismatch isn't supported for
11886 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11888 * gcc.texi: Define macro gcctabopt.
11889 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
11890 @command, @env and @option in some places where appropriate. Use
11891 @gcctabopt where appropriate. Put URLs and email addresses inside
11894 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
11896 * gcc.c (cpp_options): Set MD file name from output
11897 filename, if specified.
11898 (suffix_subst): New static variable.
11899 (do_spec): Clear it.
11900 (do_spec_1, case '.'): Handle new `%.suffix' spec.
11902 (give_switch): Handle suffix_subst.
11904 2001-01-10 Phil Edwards <pme@sources.redhat.com>
11906 * invoke.texi: Fix another typo.
11908 2001-01-10 Phil Edwards <pme@sources.redhat.com>
11910 * invoke.texi: Fix typo.
11912 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
11914 * c-lang.c (lang_hooks): Update.
11915 (lang_decode_option): Remove.
11916 (lang_init_options): Rename c_init_options.
11917 * toplev.c (main): Use lang_hooks for lang_init_options
11918 and lang_decode_option.
11919 * toplev.h (lang_hooks): Add 2 new hooks.
11920 * tree.h: Remove lang_init_options and lang_decode_option.
11921 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
11922 * cp/decl2.c: Similarly.
11923 * cp/lex.c (lang_init_options): Rename cxx_init_options.
11924 (lang_hooks): Update.
11925 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
11927 (lang_init_options): Rename ffe_init_options.
11928 (lang_hooks): Update.
11929 (lang_decode_option): Remove.
11930 * java/lang.c (lang_init_options): Rename java_init_options.
11931 (lang_decode_option): Rename java_decode_option.
11932 (lang_hooks): Update.
11933 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
11934 (lang_decode_option): Rename objc_decode_option.
11935 (lang_hooks): Update.
11937 2001-01-09 Nick Clifton <nickc@redhat.com>
11939 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
11940 (d30v_return_addr_rtx): Delete.
11941 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
11942 cfun->machine structure.
11943 (struct machine_function): Move to d30v.h
11944 (d30v_save_machine_status): Delete.
11945 (d30v_restore_machine_status): Delete.
11946 (d30v_init_machine_status): New Function.
11947 (d30v_mark_machine_status): New Function.
11948 (d30v_free_machine_status): New Function.
11949 (d30v_init_expanders): Use new functions.
11950 (d30v_return_addr): Use ra_rtx field in cfun->machine.
11951 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
11952 d30v_return_addr_rtx.
11954 * config/d30v/d30v.h (struct_machine): Move here.
11955 Add eh_epilogue_sp_ofs field.
11957 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
11958 field in cfun->machine structure.
11960 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
11962 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
11963 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
11964 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
11966 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
11968 * objc/lang-options.h: Remove bogus reference to
11971 2001-01-09 Kazu Hirata <kazu@hxi.com>
11973 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
11976 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
11978 * reload.c (find_reloads_address): Check for eliminable registers
11979 when substituting a constant expression for a pseudo.
11981 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
11983 * c-common.c (enum format_type): Add format_type_error.
11984 (decode_format_type): New function.
11985 (decl_attributes): Use it.
11986 (format_kind_info): Adjust comment.
11988 2001-01-09 David O'Brien <obrien@BSDi.com>
11990 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
11991 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
11993 * config/i386/gnu.h: Don't include required platform specific .h files,
11994 tm.h will do it instead.
11995 * config/i386/i386elf.h: Likewise.
11996 * config/i386/linux.h: Likewise.
11997 * config/i386/moss.h: Likewise.
11998 * config/mips/gnu.h: Likewise.
12000 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12002 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
12003 (rs6000-ibm-aix3.[01]*): Likewise.
12004 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
12005 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
12006 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
12007 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
12008 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
12009 (powerpc-*-eabiaix*): Likewise.
12010 (powerpc-*-eabisim*): Likewise.
12011 (powerpc-*-elf*): Likewise.
12012 (powerpc-*-eabi*): Likewise.
12013 (powerpc-*-rtems*): Likewise.
12014 (powerpc-*-linux*libc1): Likewise.
12015 (powerpc-*-linux*): Likewise.
12016 (powerpc-wrs-vxworks*): Likewise.
12017 (powerpcle-wrs-vxworks*): Likewise.
12018 (powerpcle-*-sysv*): Likewise.
12019 (powerpcle-*-elf*): Likewise.
12020 (powerpcle-*-eabisim*): Likewise.
12021 (powerpcle-*-eabi*): Likewise.
12022 (powerpcle-*-solaris2*): Likewise.
12023 * config/rs6000/aix31.h: Delete includes.
12024 * config/rs6000/aix3newas.h: Likewise.
12025 * config/rs6000/aix41.h: Likewise.
12026 * config/rs6000/aix43.h: Likewise.
12027 * config/rs6000/beos.h: Likewise.
12028 * config/rs6000/rtems.h: Likewise.
12029 * config/rs6000/sysv4.h: Likewise.
12031 2001-01-09 Kazu Hirata <kazu@hxi.com>
12033 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
12034 Change an argument mode of machine_mode to shift_mode of
12035 shift_mode. Remove an extra error check.
12036 (emit_a_shift): Adopt to the new calling prototype of
12038 (function_prologue): Fix code for a monitor
12039 function. Support H8/S.
12040 (function_epilogue): Do not output pop for a monitor function.
12042 2001-01-09 Nick Clifton <nickc@redhat.com>
12044 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
12045 (setup_incoming_varargs): Use sysv_varargs_p field of the
12046 cfun->machine structure.
12047 (struct machine_function): Move to rs6000.h
12048 (rs6000_save_machine_status): Delete.
12049 (rs6000_restore_machine_status): Delete.
12050 (rs6000_init_machine_status): New Function.
12051 (rs6000_free_machine_status): New Function.
12052 (rs6000_init_expanders): Use new functions.
12054 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
12056 (struct machine_function): Move here.
12058 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
12059 sysv_varargs_p field of the cfun->machine structure.
12061 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
12063 (rs6000_restore_machine_status): Remove prototype.
12065 2001-01-09 Richard Henderson <rth@redhat.com>
12067 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
12068 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
12069 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
12070 (sched_analyze_2, sched_analyze_insn): Likewise.
12071 (sched_analyze, init_deps): Likewise.
12072 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
12073 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
12074 (compute_block_backward_dependences): Update propagate_deps call.
12076 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
12078 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
12080 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12082 * cppinit.c (OPT_MD, OPT_MMD): Restore.
12083 (cpp_handle_option): Handle them.
12084 (cpp_post_options): Ensure one of -M or -MM is specified with
12085 any other -M? option.
12086 (init_dependency_output): Suppress output with -MG.
12088 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12090 * cpp.texi: Update.
12091 * invoke.texi: Update.
12093 2001-01-09 Bernd Schmidt <bernds@redhat.com>
12095 * sh.md (reload_outsf): Generate recognizable patterns for
12098 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
12100 * c-lang.c (lang_hooks): Update.
12101 (lang_init): Rename c_init.
12102 (lang_finish): Remove.
12103 * toplev.c (compile_file): Use lang_hooks for lang_init ()
12104 and lang_finish ().
12105 * toplev.h (lang_hooks): Add init () and finish ().
12106 * tree.h (lang_init, lang_finish): Remove.
12107 * cp/tree.h (lang_init, lang_finish): Remove.
12108 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
12109 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
12111 (lang_init, lang_finish): Remove.
12112 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
12113 (lang_hooks): Update.
12114 * java/lang.c (lang_init): Rename java_init.
12115 (lang_finish): Remove.
12116 (lang_hooks): Update.
12117 * objc/objc-act.c (lang_init): Rename objc_init.
12118 (lang_finish): Remove.
12119 (lang_hoooks): Update.
12121 20001-01-09 Graham Stott <grahams@redhat.com>
12123 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
12124 after `ptr` is initialised.
12126 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
12128 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
12129 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
12130 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
12131 stack adjusts, instead of r3.
12133 2001-01-09 Michael Hayes <mhayes@redhat.com>
12135 * flow.c (flow_loop_scan): Break out of ...
12136 (flow_loops_find) ... here.
12137 * basic-block.h (flow_loop_scan): New.
12138 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
12139 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
12141 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
12143 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
12145 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
12146 realloc()ing macro_buffer.
12148 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
12149 if it's wider than long and the target's long is wider than the
12152 2001-01-09 Mark Mitchell <mark@codesourcery.com>
12154 Remove support for using UWIN as a host machine.
12155 * configure.in: Issue an error message.
12156 * configure: Regenerated.
12157 * config.gcc: Remove xm_* UWIN configury.
12158 * config/i386/xm-uwin.h: Remove.
12160 2001-01-08 Nick Clifton <nickc@redhat.com>
12162 * config/v850/v850.c (ra_rtx): Delete.
12163 (v850_save_machine_status): Delete.
12164 (v850_restore_machine_status): Delete.
12165 (v850_init_machine_status): New function.
12166 (v850_mark_machine_status): New function.
12167 (v850_free_machine_status): New function.
12168 (v850_return_addr): Use ra_rtx field in machine structure.
12169 (v850_init_expanders): Use new functions.
12171 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
12172 * config/v850/v850.c: Change arguments to v850_output+* functions
12173 to take a const char *, to avoid compile time warning.
12174 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
12175 (USER_LABEL_PREFIX): Redefine.
12177 2000-01-08 Jim Wilson <wilson@redhat.com>
12179 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
12180 1 to unsigned HOST_WIDE_INT before left shift.
12182 2001-01-08 Nick Clifton <nickc@redhat.com>
12184 * config/arm/arm.c (arm_mark_machine_status): Check to see if
12185 the machine structure has been allocated.
12186 (arm_free_machine_status): New function: Free the machine
12187 specific function structure.
12189 2001-01-08 Richard Henderson <rth@redhat.com>
12191 * jump.c (simplejump_p): Revert last change.
12193 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
12195 * cppinit.c (init): Rename init_library.
12196 (cpp_create_reader): Update.
12197 * gcc.c (cpp_options): If -o given, use it as the target of
12200 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
12202 * arm.c (arm_arch5e): New variable.
12203 (all_cores): XScale is a 5TE device.
12204 (arm_override_options): Set arm_arch5e.
12205 (arm_init_builtins): __builtin_prefetch is in arch5e.
12206 * arm.h (arm_arch5e): Declare it.
12208 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
12210 * arm.md (define_constants): Add defines for UNSPEC and
12211 UNSPEC_VOLATILE insns. Update all users.
12212 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
12213 * arm.c (multi_register_push, note_invalid_constants)
12214 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
12215 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
12216 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
12218 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
12220 * jump.c (jump_optimize_1): Use reversed_comparison_code
12221 instead of can_reverse_comparison_p.
12222 (jump_back_p): Likewise.
12223 (invert_exp_1): Likewise.
12224 (thread_jumps): Likewise.
12225 * simplify-rtx.c (simplify_unary_operation): Likewise.
12226 (simplify_ternary_operation): Likewise.
12227 * cse.c (find_comparison_args): Convert to use
12228 can_reverse_comparison_p.
12229 (record_jump_equiv): Likewise.
12231 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
12233 * arm.h (HARD_REGNO_RENAME_OK): Delete.
12234 (EPILOGUE_USES): Define.
12235 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
12236 automatically stack the LR if it isn't live.
12238 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
12240 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
12243 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
12245 * ggc-page.c (max_alignment): New structure.
12246 (MAX_ALIGNMENT): New macro.
12247 (init_ggc): Use it to round up the sizes in the
12248 extra_order_size_table.
12250 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12252 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
12255 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12257 * builtins.def (BUILT_IN_FPRINTF): New entry.
12259 * c-common.c (c_expand_builtin_fprintf): New function.
12260 (init_function_format_info): Handle __builtin_fprintf.
12261 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
12262 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
12264 * c-decl.c (duplicate_decls): Adjust comment.
12266 * extend.texi (fprintf): Document new builtin.
12268 2001-01-07 Richard Henderson <rth@redhat.com>
12270 * jump.c (simplejump_p): Recognize any single_set jump
12271 of the proper form.
12273 2001-01-07 Richard Henderson <rth@redhat.com>
12275 * configure.in (slibdir): Accept an --with-slibdir option.
12276 Use "test" not "[" in configure. Default to $(libdir).
12278 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
12280 * config/t-aix43 (SHLIB_INSTALL): Likewise.
12281 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
12282 (SHLIB_LINK): Create links for the soname.
12283 * config/mips/t-iris6: Likewise.
12284 * config/sparc/t-slibgcc: Likewise.
12285 * config/sparc/t-slibgcc-sld: Likewise.
12287 2001-01-07 Jakub Jelinek <jakub@redhat.com>
12289 * config/i386/i386.c (constant_call_address_operand): Accept
12290 (const (plus (symbol_ref) (const_int))).
12291 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
12292 constant_call_address_operand.
12294 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12296 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
12297 and LONG_LONG_TYPE_SIZE > 32.
12299 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12301 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
12302 the previous change.
12304 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
12306 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
12308 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
12309 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
12310 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
12313 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12315 * fix-header.c (read_scan_file): s/pfile/scan_in/.
12317 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12319 * c-lang.c (c_post_options): Call cpp_post_options.
12320 * objc/objc-act.c (objc_post_options): Similarly.
12321 * cppmain.c (main): Similarly.
12322 * fix-header.c (read_scan_file): Similarly.
12323 * cppinit.c (cpp_start_read): Move option consistency checks
12324 to cpp_post_options. Don't call init_dependency_output.
12325 If needed, add default target and main file dependency.
12326 (OPT_MD, OPT_MMD): Remove.
12328 (cpp_handle_option): Update for OPT_* changes.
12329 (cpp_post_options): New.
12330 (init_dependency_output): Command line -MF overrides environment
12331 variables. Don't set default target etc. Suppress output
12332 if dependencies are going to stdout.
12333 (print_help): Update.
12334 * cpplib.h (cpp_post_options): New.
12335 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
12337 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
12339 * jump.c (comparison_dominates_p): Support unordered compares.
12341 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
12343 * simplify-rtx.c (simplify_relational_operation): Always simplify
12344 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
12347 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
12349 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
12350 (nonzero_bits): Likewise.
12351 (simplify_comparison): Likewise.
12352 (num_sign_bit_copies): Likewise; return more sane value depending
12353 on STORE_FLAG_VALUE.
12354 (known_cond): Do not assume EQ to be always true for equivalent
12357 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
12359 * cse.c (fold_rtx): Handle unordered comparisons.
12361 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
12363 * rtlanal.c (set_of_1): New static function.
12364 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
12365 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
12366 reg_set_last_last_regno): Remove.
12367 (set_of): New global function.
12368 (set_of_data): New structure.
12369 (reg_set_p, reg_set_last): Revamp for set_of.
12370 * rtl.h (set_of): New.
12372 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
12374 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
12375 * extend.texi: Document _Exit builtin.
12377 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12379 * (initialize, initialize_builtins,
12380 initialize_dependency_output, initialize_standard_includes):
12381 Rename s/initialize/init. Update.
12382 (init_dependency_output): Move to after
12383 cpp_handle_options, the correct location temporally at least.
12384 (opt_comp): Move next to init (), its caller. Fix prototype.
12385 (init): Make "initialized" local scope.
12386 (cpp_create_reader): Always call init ().
12387 (cpp_start_read): Update.
12388 (output_deps): New function, broken out of cpp_finish.
12389 (cpp_finish): Break out output_deps.
12391 2001-01-07 Richard Henderson <rth@redhat.com>
12393 * collect2.c (COFF specific stuff): Revert 12-06 patch
12394 to prototype system functions.
12396 2001-01-07 Michael Hayes <mhayes@redhat.com>
12398 * hard-reg-set.h: Add multiple include guard.
12399 * basic-block.h (struct loop): Add `sink' field.
12400 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
12401 (emit_iv_add_mult): Delete.
12402 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
12403 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
12404 (unroll_loop): Remove end_insert_before argument.
12405 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
12406 (maybe_eliminate_biv_1): Likewise.
12407 (emit_iv_add_mult): Delete.
12408 (gen_add_mult, loop_regs_update): New.
12409 (loop_insn_emit_after, loop_insn_emit_before): New.
12410 (loop_insn_sink, loop_insn_sink_or_swim): New.
12411 (emit_iv_add_mult): Delete.
12412 (scan_loop): Set loop->sink.
12413 (loop_givs_reduce): Use loop_insn_sink and its ilk.
12414 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
12415 (maybe_eliminate_biv_1): Likewise.
12416 (maybe_eliminate_biv_1): Add basic block argument.
12417 * unroll.c (unroll_loop): Remove end_insert_before argument.
12418 (find_splittable_regs): Likewise.
12419 (find_splittable_regs): Use loop_insn_sink and its ilk.
12420 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
12422 2001-01-07 Michael Hayes <mhayes@redhat.com>
12424 * loop.h (loop_insn_hoist): New prototype.
12425 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
12426 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
12427 (check_dbra_loop, load_mems): Likewise.
12428 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
12429 (find_splittable_givs): Likewise.
12431 2001-01-07 Michael Hayes <mhayes@redhat.com>
12433 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
12435 2001-01-07 Richard Henderson <rth@redhat.com>
12437 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
12439 2001-01-07 Richard Henderson <rth@redhat.com>
12441 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
12442 NO_SHARED_LIBGCC_MULTILIB as required for the target.
12443 * gcc.c (init_spec): Massage the existing libgcc_spec into a
12444 variant that handles a shared libgcc.
12445 (process_command): Always validate -{static,shared}-libgcc.
12446 (do_spec_1): New 'M' case.
12447 * invoke.text (Link Options): Document -{static,shared}-libgcc.
12449 2001-01-07 Richard Henderson <rth@redhat.com>
12451 * Makefile.in (slibdir): New variable.
12452 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
12453 (installdirs): Create slibdir.
12454 (install-libgcc, install-multilib): Defer to libgcc.mk.
12455 * configure.in (slibdir): Substitute.
12456 * mklibgcc.in (install): New target.
12458 * config/t-linux (SHLIB_LINK): Create links for the soname.
12459 (SHLIB_INSTALL): New.
12460 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
12461 * config/mips/t-iris6 (SHLIB_INSTALL): New.
12462 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
12463 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
12464 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
12466 2001-01-07 Richard Henderson <rth@redhat.com>
12468 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
12469 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
12470 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
12472 2001-01-07 Michael Hayes <mhayes@redhat.com>
12474 * loop.c (count_loop_regs_set): Delete.
12475 (load_mems_and_recount_loop_regs_set): Delete.
12476 (loop_regs_scan): Merge common code from count_loop_regs_set,
12477 scan_loop, and load_mems_and_recount_loop_regs_set.
12478 (scan_loop): Call load_mems directly and loop_regs_scan
12479 again if new registers created.
12481 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12483 * toplev.c (main): Call the front-end specific post_options
12484 hook if one is given.
12485 * toplev.h (struct_lang_hooks, lang_hooks): New.
12486 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
12487 for the C front end.
12488 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
12489 lang_hooks for the C++ front end.
12490 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
12491 lang_hooks for the ObjC front end.
12492 * f/com.c (lang_hooks): Hooks for the Fortran front end.
12493 * java/lang.c (lang_hooks): Hooks for the Java front end.
12495 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
12497 * c-lex.c (init_c_lex): Request #define / #undef callbacks
12498 for verbose DWARF[2] debugging.
12499 (cb_define, cb_undef): The new callbacks.
12500 * toplev.h (debug_define, debug_undef): Make const correct.
12501 * toplev.c (debug_define, debug_undef): Similarly. Do not
12502 perform the verbosity tests here anymore.
12504 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
12506 * reload.c (subst_reloads): Take INSN argument. When
12507 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
12508 * reload.h (subst_reloads): Adjust prototype.
12509 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
12510 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
12511 present in JUMP_INSNs and copy them to JUMP_LABEL.
12512 * flow.c (find_label_refs, find_basic_blocks_1): Skip
12513 JUMP_INSNs and insns with REG_LABELs that are followed by
12514 JUMP_INSNs with the same REG_LABEL.
12515 * sched-rgn.c (is_cfg_nonregular): Likewise.
12516 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
12518 * unroll.c (unroll_loop): Look for REG_LABEL notes in
12520 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
12522 2001-01-06 Richard Henderson <rth@redhat.com>
12524 * loop.c (scan_loop): Use xcalloc for the regs array.
12525 (load_mems_and_recount_loop_regs_set): Zero the new memory
12526 received from xrealloc.
12528 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
12530 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
12532 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
12534 * integrate.c (copy_rtx_and_substitute): When copying
12535 an ignored return value, strip REG_FUNCTION_VALUE_P.
12537 2001-01-06 Michael Hayes <mhayes@redhat.com>
12539 * loop.c (debug_biv, debug_giv): New.
12540 (loop_biv_dump): Break out from ...
12541 (record_biv): ... here.
12542 (loop_giv_dump): Break out from ...
12543 (record_giv): ... here.
12544 (loop_bivs_check): Use print_simple_rtl.
12545 * unroll.c (loop_iterations): Use print_simple_rtl.
12547 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
12549 * pa.md (return, return_internal): Modify patterns to prevent regrename
12550 mucking with the return pointer.
12552 2001-01-05 Richard Henderson <rth@redhat.com>
12554 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
12556 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
12558 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
12559 version supplied by Matteo Frigo.
12561 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
12563 * cpp.texi: Update for -MQ.
12564 * cppinit.c (cpp_create_reader): Always create pfile->deps.
12565 (cpp_cleanup): Always free pfile->deps.
12566 (initialize_dependency_output): Don't create pfile->deps.
12567 (cpp_handle_option): Similarly.
12569 * gcc.c (cpp_options): Handle -MQ.
12570 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
12571 * mkdeps.c (base_name): Remove.
12572 (deps_init): Don't allocate vector space until it's needed.
12573 (deps_free): Only free vectors if allocated.
12574 (deps_add_target, deps_add_dep): Update for initial allocation.
12575 (deps_add_default_target): Don't strip to the base_name.
12577 2001-01-05 DJ Delorie <dj@redhat.com>
12579 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
12580 (INIT_EXPANDERS): Define.
12582 * config/v850/v850.c (struct machine_function): Define.
12583 (v850_save_machine_status): New function.
12584 (v850_restore_machine_status): New function.
12585 (v850_return_addr): New function.
12586 (v850_init_expanders): New function.
12588 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
12589 and v850_init_expanders.
12591 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
12593 * cpplib.h (struct cpp_reader): Add help_only field.
12594 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
12595 (cpp_handle_option): Set pfile->help_only if we see -h,
12596 --help, -target-help, or --version. Print version string but
12597 do not set help_only if we see -v or -version. Make text
12598 printed by -v match that printed by (-)-version.
12600 * cppmain.c (main): Exit after option parsing if
12601 pfile->help_only is true.
12603 * toplev.c (independent_decode_option): Call print_version,
12604 then exit, if we see --version (but not -version).
12605 (print_version): Split lengthy message into two lines.
12607 2001-01-05 Nick Clifton <nickc@redhat.com>
12609 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
12610 temporary string for initialisation before calling ggc_alloc_string.
12612 2001-01-06 Michael Hayes <mhayes@redhat.com>
12614 * rtl.h (print_simple_rtl): New.
12615 * print-rtl.c (print_simple_rtl): New.
12616 (flag_simple): New.
12617 (print_rtx): Disable printing of flags and modes, etc.,
12618 if `flag_simple` nonzero.
12620 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
12622 * function.c (fixup_var_refs): Use push_to_full_sequence where
12625 2001-01-05 Michael Meissner <meissner@redhat.com>
12627 * flags.h (flag_reorder_blocks): Add declaration.
12628 (flag_rename_block): Ditto.
12630 2001-01-05 DJ Delorie <dj@redhat.com>
12632 * function.c (reorder_blocks): Make sure the flags are all reset
12633 before using them to mark blocks, else a second invocation will
12634 corrupt the block chain.
12635 (reorder_blocks_0): New, resets the flags.
12637 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
12639 * cse.c (find_comparison_args): Stop if the argument is known to
12642 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
12644 * config/sh/sh.md (movdf): When splitting load into pair of
12645 registers, don't clobber the register used in the address too
12648 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
12650 * varasm.c (mark_constant_pool): Improve initial comments.
12651 (mark_constants): Move marking of constants to mark_constant.
12652 (mark_constant): New function to recursively mark all constants
12653 referred to by a constant.
12655 2001-01-05 Catherine Moore <clm@redhat.com>
12657 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
12659 2001-01-05 Phil Edwards <pme@sources.redhat.com>
12661 * cp/lang-options.h: Bring comment in line with reality.
12662 * f/lang-options.h: Likewise.
12663 * java/lang-options.h: Likewise.
12664 * objc/lang-options.h: Likewise.
12665 * ch/lang-options.h: Likewise.
12666 * f/g77.texi: And update the manual.
12668 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
12669 Denis Chertykov <denisc@overta.ru>
12671 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
12672 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
12673 * config/avr/avr.md (all peepholes that request a scratch register):
12674 Call it, FAIL the peephole if not safe (in interrupt functions).
12676 2001-01-05 Mark Mitchell <mark@codesourcery.com>
12678 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
12680 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
12682 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
12684 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
12685 BUILT_IN_CREAL and BUILT_IN_CIMAG.
12686 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
12687 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
12688 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
12690 * extend.texi: Document these builtins.
12692 2001-01-05 Daniel Berlin <dberlin@redhat.com>
12694 * c-common.c (lang_get_alias_set): Say we know nothing of
12695 VECTOR_TYPE aliasing.
12697 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
12699 2001-01-05 Bruce Korb <bkorb@gnu.org>
12701 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
12702 their x* equivalent versions for atexit-less systems
12703 * fixinc/fixincl.c(main): do not return from main() on atexit-less
12704 systems (or any other system any more).
12706 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
12708 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
12709 output operands. Use arm_hard_register_operand for operand 4.
12710 (stmsi_postinc): Similarly.
12711 (ldmsi): Use arm_hard_register_operand for opernand 2.
12712 (stmsi): Similarly.
12713 * arm.c (arm_hard_register_operand): New function.
12714 * arm-protos.h (arm_hard_register_operand): Prototype it.
12716 * arm.h (HARD_REGNO_RENAME_OK): Define.
12718 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
12720 * simplify-rtx.c (cfc_args): add "unordered" field.
12721 (check_fold_consts): Set unordered field.
12722 (simplify_relational_operation): Simplify the unordered
12725 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
12728 * emit-rtl.c (try_split): Fix code to mark labels.
12729 * jump.c (mark_jump_label): Make global.
12730 * rtl.h (mark_jump_label): Declare.
12732 * predict.c (estimate_probability): Handle unordred comparisons.
12734 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
12736 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
12737 * cppinit.c (initialize_dependency_output): Update.
12738 (cpp_finish): Output dummy targets for -MP.
12740 (cpp_handle_option): Handle -MP. Don't quote -MT options.
12741 * cpplib.h (struct cpp_options): Add deps_phony_targets.
12742 * gcc.c (cpp_options): Update to handle -MP.
12743 * mkdeps.c (deps_add_target, deps_add_default_target): Update
12744 to quote only the default target.
12745 (deps_phony_targets): Insert a preceding newline. Rename from
12746 deps_dummy_targets for consistency.
12749 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
12751 * calls.c (emit_library_call_value_1): Support
12752 INIT_CUMULATIVE_LIBCALL_ARGS.
12753 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
12755 2001-01-04 Richard Henderson <rth@redhat.com>
12757 * c-decl.c (finish_struct): Detect flexible array members
12758 used in an inappropriate context.
12759 * c-typeck.c (really_start_incremental_init): Special case
12760 constructor_max_index for zero length arrays.
12761 (pop_init_level): Allow initialization of flexible array
12762 members. Deprecate initialization of zero length arrays.
12763 Don't issue missing initializer warning for flexible array
12764 members or zero length arrays.
12765 (process_init_element): Don't dereference null DECL_SIZE.
12766 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
12767 Don't abort for empty constructors. Use size_binop
12768 (output_constructor): Add commentary regarding zero length
12769 array futures. Abort if we try to initialize an array of
12770 unspecified length with a non-empty constructor in the middle
12773 * extend.texi (Zero Length): Update and clarify documentation
12774 on static initialization.
12776 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12778 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
12779 with more than 32767 words of local storage.
12781 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12783 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
12784 for 'abs', 'labs', and 'fabs'.
12785 (c4x_expand_builtin): Likewise.
12786 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
12788 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
12790 * config/sh/sh.md (prget, prset): New insn types.
12791 (return delay slot): Dont' allow prset.
12792 (call, sfunc delay slot): Don't allow prget.
12793 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
12794 for prset and prget.
12796 2001-01-05 Michael Hayes <mhayes@redhat.com>
12798 * loop.h (struct loop_reg): New.
12799 (struct loop_regs): Change to use array of `struct loop_reg'.
12800 * loop.c: Replace assortment of varrays with single regs array.
12801 (count_one_set): Delete may_not_move array argument
12802 and use regs array instead. All caller's changed.
12803 (count_loop_regs_set): Delete may_not_move and single_usage
12804 arguments and use regs array instead. All caller's changed.
12805 (find_single_use_in_loop): Replace usage array argument with pointer
12806 to regs structure. All caller's changed.
12807 (loop_optimize): Delete `moved_once' array.
12809 2001-01-05 Michael Hayes <mhayes@redhat.com>
12811 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
12812 Use it instead of loop_info->has_call for scanning loop mems.
12813 (check_dbra_loop): Replace loop_info->has_call test with
12814 loop_info->has_nonconst_call.
12816 2000-01-04 Matthew Hiller <hiller@redhat.com>
12818 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
12821 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
12823 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
12824 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
12826 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
12828 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
12829 (flag_short_double, flag_short_wchar): Define.
12830 (c_common_nodes_and_builtins): Create many tree nodes shared
12831 between C and C++ here instead of in cp/decl.c and ...
12832 * c-decl.c (init_decl_processing): ... here.
12833 (SIZE_TYPE, WCHAR_TYPE): Don't define.
12834 (flag_short_double, flag_short_wchar): Don't define.
12835 (record_builtin_type): New function.
12836 (build_void_list_node): New function.
12837 * c-common.h (flag_short_double, flag_short_wchar,
12838 record_builtin_type, build_void_list_node): Declare.
12840 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
12842 * integrate.c (expand_inline_function): Don't put a virtual
12843 register into the reg map.
12845 * function.c (fixup_var_refs_1): If force_operand didn't put
12846 the address into the target, move it there.
12848 2001-01-04 Mark Mitchell <mark@codesourcery.com>
12850 Special-case tree_decl/tree_list allocations.
12851 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
12852 (OBJECT_SIZE): New macro.
12853 (NUM_EXTRA_ORDER): Likewise.
12854 (extra_order_size_table): New variable.
12855 (NUM_ORDERS): New macro.
12856 (objects_per_page_table): New variable.
12857 (object_size_table): New variable.
12858 (G.pages): Use NUM_ORDERS to bound the array.
12859 (G.page_tails): Likewise.
12860 (DIV_ROUND_UP): Remove.
12861 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
12862 (alloc_page): Use OBJECT_SIZE.
12863 (size_lookup): Don't make it const.
12864 (ggc_alloc): Use OBJECT_SIZE.
12865 (ggc_set_mark): Likewise.
12866 (ggc_get_size): Likewise.
12867 (init_ggc): Set up the object_size_table, objects_per_page_table,
12868 and adjust size_lookup.
12869 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
12870 (ggc_pop_context): Use NUM_ORDERS.
12871 (clear_marks): Likewise.
12872 (sweep_pages): Likewise.
12873 (poison_pages): Likewise.
12874 (ggc_print_statistics): Use OBJECT_SIZE.
12876 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12878 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
12879 Only call array_size_for_constructor if last field and array type
12880 with no upper bound.
12882 2001-01-04 Philip Blundell <philb@gnu.org>
12884 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
12885 from bit 31 downwards, if this requires no more insns.
12886 (count_insns_for_constant): New helper function for above.
12888 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
12890 * gencodes.c (output_predicate_decls): Remove empty initializer.
12892 2001-01-04 Mark Mitchell <mark@codesourcery.com>
12894 * tree.c (copy_node): Remove documentation about obstacks.
12895 (buidl1): Check that nobody tries to build 2-argument nodes this
12898 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12900 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
12903 * gencodes.c (output_predicate_decls): Fill empty initializer
12906 2001-01-04 Jakub Jelinek <jakub@redhat.com>
12908 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
12909 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
12911 (do_include): Handle missing headers like cpp0.
12912 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
12913 paths with first include pathname. Don't strcat to uninitialized
12916 2001-01-04 Bernd Schmidt <bernds@redhat.com>
12918 * regrename.c (regrename_optimize): Don't rename from frame pointer
12919 if frame_pointer_needed.
12920 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
12921 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
12922 (ia64_reorg): Use it instead of scheduling if ! optimize.
12923 (errata_emit_nops): Properly call asm_noperands.
12924 (ia64_sched_reorder): Finish cycle if we see an asm.
12925 (ia64_variable_issue): Clear scheduling state after asms.
12927 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
12929 * cpp.texi: Update for -MT.
12930 * cppinit.c (initialize_dependency_output): Add a default
12931 target if none has been given already.
12932 (no_tgt, OPT_MT): New.
12933 (cpp_handle_option): Handle -MT. Update -M etc.
12934 * cpplib.h (struct cpp_options): Remove deps_target.
12935 * gcc.c (cpp_options): Handle -MT.
12936 * mkdeps.c (struct deps): Move from mkdeps.h.
12937 (deps_calc_target): Rename deps_add_default_target. Add a
12938 default target if none has been specified already.
12939 * mkdeps.h (struct deps): Move to mkdeps.c.
12940 (deps_calc_target): Rename deps_add_default_target.
12942 2000-01-03 Richard Henderson <rth@redhat.com>
12944 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
12946 * c-typeck.c (push_init_level): Move checks for flexible array
12947 members and zero length arrays ...
12948 (pop_init_level): ... here. Silently discard empty initializations.
12950 * varasm.c (output_constructor): Update for sizeof change to
12951 zero-length arrays.
12953 * extend.texi (Zero Length): Clarify semantics.
12955 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
12957 * configure.in (tm.h): Include isns-codes.h last.
12958 * configure: Rebuilt.
12960 2001-01-03 Richard Henderson <rth@redhat.com>
12962 * config/alpha/alpha.md (addvsi3, addvdi3): New.
12963 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
12965 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12967 * tradcpp.c (main): Make sure finclude() is called with a valid
12968 indepth value while handling -include.
12970 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
12972 * gencodes.c (output_predicate_decls): New function.
12974 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
12975 even if it is not the first time machmode.h is #included.
12976 * config/sh/sh.c (fpul_operand): Declare MODE argument.
12977 * tm.texi (PREDICATE_CODES): Document predicate declarations.
12978 * gcc.texi (Copyright): Added 2001.
12980 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
12982 * c-common.c (c_common_lang_init): New function. Warn if format
12983 warning options which only have effects when used with -Wformat
12984 are used without -Wformat.
12985 * c-common.h (c_common_lang_init): Declare.
12986 * c-lang.c (lang_init): Call c_common_lang_init.
12987 * objc/objc-act.c (lang_init): Call c_common_lang_init.
12989 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
12991 * configure.in: Check for the mktemp command.
12992 * configure: Regenerate.
12993 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
12994 $TEMP. Create temporary files with mktemp, if available at
12995 configure time; otherwise use set -C. Remove temporary files
12998 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
13000 * configure.in: Require at least texinfo 4.0. Check for whether
13001 Pod::Man is sufficiently recent to regenerate GCC manpages.
13002 * configure: Regenerate.
13003 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
13005 (GENERATED_MANPAGES): Define.
13006 (generated-manpages): New target. Depend on cpp.1 as well as
13008 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
13009 configure to generated-manpages or empty) rather than on the
13010 manpages directly. Remove execute permission from installed
13011 gcov.1 as well as cpp.1.
13012 * cpp.1, gcov.1: Regenerate.
13014 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13016 * builtins.c (expand_builtin_strncmp): Use host_integerp and
13017 tree_low_cst. Allow using cmpstrsi in more cases.
13019 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13021 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
13024 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
13026 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
13027 * Makefile.in (HOST_CFLAGS): Mention build-make.
13029 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13031 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
13034 2001-01-01 Bernd Schmidt <bernds@redhat.com>
13036 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
13039 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
13042 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
13043 reg_base_value and reg_known_value arrays.
13044 (init_alias_analysis): Add more cases to detect known values.
13045 * sched-deps.c (deps_may_trap_p): New function.
13046 (sched_analyze_2): Use it.
13048 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
13050 * combine.c (simplify_shift_const): Even if we're sign-extracting,
13051 don't discard an ASHIFTRT if we're shifting in a wider mode.
13053 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
13055 * toplev.c (rest_of_compilation): Don't print basic block information
13056 when CFG isn't up to date.
13058 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
13060 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
13061 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
13062 (UNALIGNED_SHORT_ASM_OP): Define.
13063 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
13065 2001-01-02 Mark Mitchell <mark@codesourcery.com>
13067 * fold-const.c (fold_convert): Fix typo.
13069 2001-01-02 Richard Henderson <rth@redhat.com>
13071 * c-common.h (ASM_INPUT_P): New.
13072 * c-parse.in (asm): Set it when needed.
13073 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
13074 existance of an operand.
13076 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
13078 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
13079 (dwarf2out_frame_debug_expr): Likewise.
13080 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
13082 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
13084 * i386.c (ix86_split_to_parts): Return number of part required;
13086 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
13088 (ix86_split_long_move): Use number of part returned
13089 by ix86_split_to_parts
13090 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
13092 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
13093 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
13094 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
13095 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
13096 (ALIGN_MODE_128): Add TFmode.
13097 (IS_STACK_MODE): Likewise.
13098 (HARD_REGNO_NREGS): TFmode needs 3 registers.
13099 (HARD_REGNO_OK): Support TFmodes.
13100 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
13101 * i386.md (scheduler definitions): Use memory operand to determine
13102 fst/fld instructions; use mode attribute to determine real mode of
13104 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
13105 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
13107 2001-01-02 Mark Mitchell <mark@codesourcery.com>
13109 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
13111 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
13113 * expr.c (store_constructor_field): Update ALIGN before calling
13116 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
13118 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
13121 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
13123 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
13126 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
13128 * c-decl.c (start_function): Don't warn on third parameter to main.
13130 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13132 * tsystem.h: Define HAVE_DECL_GETOPT.
13134 2001-01-02 Philip Blundell <pb@futuretv.com>
13136 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
13139 2001-01-02 Richard Henderson <rth@redhat.com>
13141 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
13143 2001-01-02 Andreas Jaeger <aj@suse.de>
13145 * c-decl.c (c_decode_option): Remove support of
13146 -Wmissing-noreturn.
13148 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
13149 (W_options): Add -Wmissing-noreturn here.
13151 * flow.c: Define lang_missing_noreturn_ok_p.
13152 (check_function_return_warnings): Use it.
13154 * c-common.h: Declare lang_missing_noreturn_ok_p.
13156 * c-lang.c (c_missing_noreturn_ok_p): New function.
13157 (lang_init): Set lang_missing_noreturn_ok_p.
13159 * invoke.texi (Warning Options): Document this.
13161 2000-12-27 Phil Edwards <pme@sources.redhat.com>
13163 * extend.texi (C++ Extensions): New node for C++ attributes;
13164 describe init_priority and com_interface.
13165 * invoke.texi: Remove -finit-priority as it now has zero effect.
13166 * install.texi: Fix xref syntax.
13167 * md.texi: Likewise.
13169 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13171 * config.gcc (sparc64-wrs-vxworks*): New case.
13172 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
13174 * config/sparc/sparc.c (sparc_override_options): Do support different
13175 pointer and architecture size.
13176 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
13177 (POINTERS_EXTEND_UNSIGNED): Define.
13178 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
13179 (FUNCTION_MODE): Define to be Pmode.
13180 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
13182 * function.c (expand_function_end): Properly handle DECL_RESULT
13183 and copy when ptr_mode != Pmode.
13184 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
13186 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13188 * c-common.c (c_common_nodes_and_builtins): Set prototype
13189 parameters for __builtin_fputs, __builtin_fputc and
13190 __builtin_fwrite. Don't declare plain fputc as a builtin.
13192 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
13194 * loop.c (add_label_notes): Increment the label usage count when
13195 a note is added to an insn which refers to a CODE_LABEL.
13196 * gcse.c (add_label_notes): Likewise.
13198 2001-01-01 Andreas Jaeger <aj@suse.de>
13200 * loop.c (scan_loop): Use xmalloc to allocate movables.
13202 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
13204 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
13205 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
13206 * reload1.c (REGISTER_MOVE_COST): Likewise.
13207 * regclass.c (REGISTER_MOVE_COST): Likewise.
13208 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
13209 dimension. Adjust all users.
13210 (init_reg_sets_1): Iterate on all modes.
13211 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
13212 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
13213 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
13214 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
13215 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
13216 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
13217 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
13218 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
13219 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
13220 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
13221 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
13222 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
13223 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
13224 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
13225 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
13226 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
13227 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
13228 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
13229 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
13230 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
13231 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
13232 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
13233 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
13234 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
13235 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
13236 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
13237 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
13239 2001-01-01 Bernd Schmidt <bernds@redhat.com>
13241 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
13242 arg VARIES_P. Call it with extra arg.
13243 (true_dependence): Likewise.
13244 * rtl.h (rtx_addr_can_trap_p): Declare.
13245 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
13247 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
13248 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
13249 pic offset table register if it's zero. All callers changed.
13250 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
13252 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13254 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
13255 STRING_POOL_ADDRESS_P.
13257 * config/sparc/sparc.c (input_operand): Properly test for short op.
13259 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
13260 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
13261 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
13262 * config/sparc/elf.h: No longer include sol2.h.
13263 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
13264 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
13266 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
13268 2001-01-01 Michael Hayes <mhayes@redhat.com>
13270 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
13271 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
13272 (record_initial): Likewise.
13273 * unroll.c (copy_loop_body, loop_iterations): Likewise.
13274 (remap_split_bivs): Likewise.
13276 2001-01-01 Michael Hayes <mhayes@redhat.com>
13278 * loop.c (loop_ivs_free): New function.
13279 (strength_reduce): Break out from...
13281 2001-01-01 Michael Hayes <mhayes@redhat.com>
13283 * loop.h (struct iv): New.
13284 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
13285 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
13286 'reg_biv_class' fields with 'regs' and 'n_regs'.
13287 (struct ivs): Rename 'loop_iv_list' field to 'list'.
13288 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
13289 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
13291 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
13293 * resource.c (mark_referenced_resources): Abort() before
13294 attempting to mark a pseudo register.
13295 (mark_set_resources): Likewise.
13297 2001-01-01 Michael Hayes <mhayes@redhat.com>
13299 * loop.h (REG_IV_CLASS): New accessor macro.
13300 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
13301 * unroll.c (REG_IV_CLASS): Likewise.
13303 See ChangeLog.4 for earlier changes.