1 Thu Nov 22 06:49:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3 * config/i386/i386.md (leave, leave_rex64): Have RTL reflect what
6 2001-11-22 Nick Clifton <nickc@cambridge.redhat.com>
8 * doc/invoke.texi (M32R/D Option Summary): Document -m32r switch.
9 Fix typo -mm32rx=> -m32rx.
11 * config/arm/arm.c (arm_elf_asm_named_section): Only build for elf
14 * config.gcc (xscale-coff): Add necessary header files to
17 2001-11-20 Zack Weinberg <zack@codesourcery.com>
19 * rs6000.c (output_cbranch): Use $, not %$, in output template.
21 2001-11-21 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
23 * tree-dump.c: Rename from c-dump.c. Include c-tree.h, not c-common.h.
24 (lang_type_quals): Declare.
25 (dequeue_and_dump): Use lang_hooks.tree_dump.type_quals function to
26 retrieve language-specific qualifiers for a type node, instead of
27 C_TYPE_QUALS. Likewise for lang_hooks.tree_dump.dump_tree instead of
29 * tree-dump.h: Rename from c-dump.h.
30 * c-common.h (C_TYPE_QUALS): Removed.
31 Move declarations for tree-dump.c interface to...
32 * tree.h: ... here. Remove lang_dump_tree.
33 * langhooks.h (struct lang_hooks_for_tree_dump): New.
34 (struct lang_hooks): Add tree_dump hooks.
35 * langhooks.c (lhd_tree_dump_dump_tree): New function.
36 (lhd_tree_dump_type_quals): New function.
37 * langhooks-def.h (lhd_tree_dump_dump_tree, lhd_tree_dump_type_quals):
39 (LANG_HOOKS_INITIALIZER): Add tree_dump hooks.
40 * Makefile.in: Move tree-dump.o to language-independent back-end.
42 2001-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
44 * 1750a.h (DBX_REGISTER_NUMBER): Don't define.
45 * alpha.h (DBX_REGISTER_NUMBER): Likewise.
46 * arc.h (DBX_REGISTER_NUMBER): Likewise.
47 * arm/aout.h (DBX_REGISTER_NUMBER): Likewise.
48 * avr.h (DBX_REGISTER_NUMBER): Likewise.
49 * c4x.h (DBX_REGISTER_NUMBER): Likewise.
50 * clipper.h (DBX_REGISTER_NUMBER): Likewise.
51 * convex.h (DBX_REGISTER_NUMBER): Likewise.
52 * cris.h (DBX_REGISTER_NUMBER): Likewise.
53 * dsp16xx.h (DBX_REGISTER_NUMBER): Likewise.
54 * elxsi.h (DBX_REGISTER_NUMBER): Likewise.
55 * fr30.h (DBX_REGISTER_NUMBER): Likewise.
56 * h8300.h (DBX_REGISTER_NUMBER): Likewise.
57 * i370.h (DBX_REGISTER_NUMBER): Likewise.
58 * i860.h (DBX_REGISTER_NUMBER): Likewise.
59 * i860/paragon.h (DBX_REGISTER_NUMBER): Likewise.
60 * i860/sysv3.h (DBX_REGISTER_NUMBER): Likewise.
61 * i860/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
62 * m32r.h (DBX_REGISTER_NUMBER): Likewise.
63 * m68hc11.h (DBX_REGISTER_NUMBER): Likewise.
64 * m88k.h (DBX_REGISTER_NUMBER): Likewise.
65 * mcore/mcore-elf.h (DBX_REGISTER_NUMBER): Likewise.
66 * mcore.h (DBX_REGISTER_NUMBER): Likewise.
67 * mn10200.h (DBX_REGISTER_NUMBER): Likewise.
68 * mn10300.h (DBX_REGISTER_NUMBER): Likewise.
69 * pdp11.h (DBX_REGISTER_NUMBER): Likewise.
70 * romp.h (DBX_REGISTER_NUMBER): Likewise.
71 * rs6000.h (DBX_REGISTER_NUMBER): Likewise.
72 * rs6000/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
73 * s390/linux.h (DBX_REGISTER_NUMBER): Likewise.
74 * stormy16.h (DBX_REGISTER_NUMBER): Likewise.
75 * v850.h (DBX_REGISTER_NUMBER): Likewise.
76 * vax.h (DBX_REGISTER_NUMBER): Likewise.
77 * we32k.h (DBX_REGISTER_NUMBER): Likewise.
79 * defaults.h (DBX_REGISTER_NUMBER): Provide a default.
80 * doc/tm.texi (DBX_REGISTER_NUMBER): Update.
82 2001-11-21 H.J. Lu <hjl@gnu.org>
84 * config/rs6000/sysv4.h (LIB_SPEC): Fix a typo.
86 2001-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
88 * s390.c (s390_va_arg): Eliminate ALIGN parameter in call to
89 emit_cmp_and_jump_insns.
91 * stormy16.c (xstormy16_expand_builtin_va_arg,
92 xstormy16_expand_casesi): Likewise.
94 Wed Nov 21 17:37:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
96 * function.c (keep_stack_depressed): Major rework.
97 (handle_epilogue_set, emit_equiv_load): New functions.
98 (thread_prologue_and_epilogue_insns): keep_stack_depressed now
100 * jump.c (returnjump_p_1): Also return 1 if SET with SET_IS_RETURN_P.
101 * rtl.h (SET_IS_RETURN_P): New macro.
103 * expr.c (expand_expr, case VIEW_CONVERT_EXPR): Refine slightly
104 and also support TREE_ADDRESSABLE.
105 * tree.def (VIEW_CONVERT_EXPR): Document TREE_ADDRESSABLE.
107 2001-11-21 David Edelsohn <edelsohn@gnu.org>
109 * rs6000.md (cmptf_internal1): Replace %$ with $.
111 Wed Nov 21 16:44:01 2001 Douglas B. Rupp <rupp@gnat.com>
113 * cppfiles.c (STAT_SIZE_TOO_BIG): Define.
114 (read_include_file): Use STAT_SIZE_TOO_BIG.
116 * cppinit.c (INO_T_COPY): Define.
117 (INO_T_EQ): Uppercase parameters.
118 (append_include_chain): Use INO_T_COPY.
120 2001-11-21 Richard Sandiford <rsandifo@redhat.com>
122 * cfg.c: Fix typos and formatting in the introductory comment.
124 Wed Nov 21 12:38:37 CET 2001 Jan Hubicka
126 * profile.c (compute_branch_probabilites): Compute probabilities
127 for entry/exit edges; estimate probabilities for zero counts.
129 2001-11-21 Jakub Jelinek <jakub@redhat.com>
131 * explow.c (probe_stack_range): Use LCT_NORMAL as second argument
132 to emit_library_call.
133 * function.c (expand_main_function, expand_function_start,
134 expand_function_end): Likewise.
135 * profile.c (output_func_start_profiler): Likewise.
136 * stmt.c (expand_nl_goto_receivers): Use LCT_NORETURN as
137 second argument to emit_library_call.
138 * optabs.c (prepare_cmp_insn): Use LCT_CONST_MAKE_BLOCK
139 as second argument to emit_library_call.
140 * calls.c (emit_library_call): Update fn_type description.
142 2001-11-21 Jakub Jelinek <jakub@redhat.com>
144 * c-decl.c (c_expand_deferred_function): Only call c_expand_body
145 if fndecl is still DECL_INLINE and has DECL_RESULT.
147 2001-11-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
149 * clipper.c (clipper_movstr): Avoid uninitialized warning.
150 * i960.c (is_mask, legitimize_address): Likewise.
151 * m88k.c (m88k_expand_prologue): Likewise.
153 * mcore.c (emit_new_cond_insn): Likewise.
154 * stormy16.c (xstormy16_emit_cbranch): Likewise.
156 2001-11-20 Zack Weinberg <zack@codesourcery.com>
158 * config.gcc: Delete powerpcle-*-solaris2* stanza.
159 * config/rs6000/eabi.asm, config/rs6000/rs6000.c,
160 config/rs6000/rs6000.h, config/rs6000/rs6000.md,
161 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
162 config/rs6000/sysv4.h, config/rs6000/t-ppccomm,
163 config/rs6000/t-ppcos: Expunge all references to Solaris.
165 * config/rs6000/sol-c0.c, config/rs6000/sol2.h: Delete.
167 * config/rs6000/rs6000.md: Replace '%$' with '$' in all
169 * config/rs6000/rs6000.h: Define DEFAULT_PCC_STRUCT_RETURN to 0,
170 and change RETURN_IN_MEMORY to just check AGGREGATE_TYPE_P.
172 2001-11-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
174 * sh.md: Avoid uninitialized warnings.
175 * vax.c (vax_rtx_cost): Likewise.
177 2001-11-15 Aldy Hernandez <aldyh@redhat.com>
179 * rs6000.c (direct_return): Check if we are saving altivec
181 (first_altivec_reg_to_save): New.
182 Updated stack frame layout comments.
183 (rs6000_stack_info): Calculate altivec register save size.
184 Save link register if we saved some altivec registers.
185 (rs6000_stack_info): Align save size to 16 if altivec abi or
187 (rs6000_stack_info): Calculate altivec register offsets.
188 (rs6000_stack_info): Add altivec info to save_size.
189 (debug_stack_info): Add altivec debug info.
190 (rs6000_emit_prologue): Save altivec registers and vrsave.
191 (compute_vrsave_mask): New.
192 (altivec_expand_builtin): Remove unused variables.
193 (rs6000_parse_abi_options): Add static qualifier.
194 (rs6000_expand_builtin): Remove unused parameters.
195 (altivec_expand_builtin): Cast bdesc_2arg to get rid of warning.
196 (altivec_init_builtins): Same.
197 (is_altivec_return_reg): New.
198 (vrsave_operation): New.
199 (ALTIVEC_REG_BIT): New.
200 (generate_set_vrsave): New.
202 * rs6000.md (get_vrsave): New.
204 (*set_vrsave_internal): New.
206 * rs6000.h (rs6000_stack): Add first_altivec_reg_save,
207 altivec_save_offset, vrsave_save_offset, altive_size, vrsave_size,
208 altivec_padding_size, vrsave_mask.
209 (TOTAL_ALTIVEC_REGS): New.
210 (EPILOGUE_USES): Add VRSAVE_REGNO.
212 2001-11-20 Jeff Law <law@redhat.com>
214 * unroll.c (copy_loop_body): Update LABEL_NUSES for the
215 exit label as necessary.
217 2001-11-20 Brad Kaiser <bkaiser@acelink.net>
219 * reload1.c (elimination_effects): Use function_invariant_p
220 instead of CONSTANT_P when considering register equivalences.
222 2001-11-20 David O'Brien <obrien@FreeBSD.org>
224 * config.gcc: Add FreeBSD/PowerPC target.
225 (powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
226 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
227 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
228 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
229 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
230 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*): Add
231 freebsd-spec.h to tm_file.
232 (rs6000-*-lynxos*): Add lynx.h to tm_file.
233 * config/freebsd.h: Tidy up.
234 (USING_CONFIG_FREEBSD): Define.
235 (FBSD_SWITCH_TAKES_ARG, FBSD_WORD_SWITCH_TAKES_ARG,
236 FBSD_CPP_PREDEFINES, FBSD_CPP_SPEC, FBSD_STARTFILE_SPEC,
237 FBSD_ENDFILE_SPEC, FBSD_LIB_SPEC): Remove (moved to freebsd-spec.h).
238 (TARGET_HAS_F_SETLKW): Define.
239 (ASM_OUTPUT_IDENT): Delete, the elfos.h definition is fine.
240 * config/freebsd-spec.h: New file.
241 * config/rs6000/freebsd.h: New file.
242 * config/rs6000/rs6000.h (TARGET_VERSION): Do not define.
243 * config/rs6000/rs6000.c: Test for USING_ELFOS_H rather than
244 USING_SVR4_H to know when to turn on ELF support.
245 * config/rs6000/sysv4.h (TARGET_VERSION, CPP_PREDEFINES): Don't undef,
246 define only if not already defined.
248 * config/rs6000/aix.h (TARGET_VERSION): Define.
249 * config/rs6000/beos.h: Likewise.
250 * config/rs6000/darwin.h: Likewise.
251 * config/rs6000/mach.h: Likewise.
252 * config/rs6000/lynx.h (TARGET_VERSION): Likewise.
253 Don't include lynx.h directly.
255 2001-11-20 Graham Stott <grahams@redhat.com>
257 * unwind-dw2-fde.c (__deregister_frame_info_bases):
258 Fix lossage in last change return OB.
260 Tue Nov 20 11:56:12 2001 Douglas B. Rupp <rupp@gnat.com>
262 * config/alpha/xm-vms.h (_POSIX_EXIT): Define.
263 Remove unneeded exit related macros.
265 2001-11-20 David Edelsohn <edelsohn@gnu.org>
267 * rs6000.c (rs6000_emit_eh_toc_restore): Remove ALIGN parm.
269 * rs6000.c (rs6000_emit_move): Add TFmode case.
270 * sysv4.h (MASK_LONG_DOUBLE_128, TARGET_LONG_DOUBLE_128,
271 LONG_DOUBLE_TYPE_SIZE, MAX_LONG_DOUBLE_TYPE_SIZE,
272 LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Move from here...
273 * rs6000.h: ... to here.
274 * rs6000.md (movtf, extenddftf2, extendsftf2, trunctfdf2,
275 trunctfsf2, floatditf2, floatsitf2, fix_trunctfdi2,
276 fix_trunctfsi2, negtf2, abstf2, nabstf2, cmptf): New patterns.
278 Tue Nov 20 06:41:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
280 * emit-rtl.c (get_mem_attrs): Fix typo.
282 2001-11-20 Jakub Jelinek <jakub@redhat.com>
284 * c-lang.c (finish_file): Backout 2001-11-16
285 changes, instead set DECL_DEFER_OUTPUT for static inline functions
286 before calling c_expand_deferred_function.
288 2001-11-20 Jakub Jelinek <jakub@redhat.com>
290 * unwind-dw2-fde.c (__register_frame_info_bases, __register_frame):
291 Don't register empty .eh_frame sections.
292 (__deregister_frame_info_bases, __deregister_frame): Don't
293 unregister them either.
295 2001-11-19 Geoffrey Keating <geoffk@redhat.com>
297 * configure.in (HAVE_AS_GDWARF2_DEBUG_FLAG): Define.
298 (HAVE_AS_GSTABS_DEBUG_FLAG): Define.
299 * configure: Regenerate.
300 * config.in: Add dummy definitions of new flags.
301 * toplev.c (PREFERRED_DEBUGGING_TYPE): Move definition to...
302 * defaults.h (PREFERRED_DEBUGGING_TYPE): ... here.
303 * gcc.c (ASM_DEBUG_SPEC): New macro.
304 (asm_debug): New static variable.
305 (default_compilers): Add asm_debug when assembling from
307 (static_specs): Add asm_debug.
309 2001-11-20 Loren J. Rittle <ljrittle@acm.org>
311 * config.gcc (*-*-freebsd*): Remove configuration block.
313 2001-11-19 Loren J. Rittle <ljrittle@acm.org>
316 * configure.in: Setup ability to run ./stage[1234]/xgcc in
317 fixinc *as if* it were a proper lang subdirectory.
318 * configure: Rebuilt.
320 2001-11-19 Loren J. Rittle <ljrittle@acm.org>
322 * config/freebsd.h: Remove DEFAULT_VTABLE_THUNKS (again).
324 2001-11-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
326 * 1750a.md: Don't use hex format for a const_int.
328 2001-11-19 Geoffrey Keating <geoffk@redhat.com>
330 * expmed.c (extract_bit_field): Don't create invalid SUBREGs.
332 2001-11-19 Zack Weinberg <zack@codesourcery.com>
334 * mkconfig.sh: Undefine ENABLE_NLS if GENERATOR_FILE is
335 defined (prevents link errors when gettext isn't in the system
338 2001-11-19 DJ Delorie <dj@redhat.com>
340 * read-rtl.c (ISDIGIT, ISSPACE): Make sure we have these.
341 (validate_const_int): New.
342 (read_rtx): Validate constant integers.
343 * config/i386/i386.md (pmulhrwv4hi3): Use decimal constants.
345 2001-11-19 Jakub Jelinek <jakub@redhat.com>
347 * doc/hostconfig.texi (DUMPFILE_FORMAT): Move into the table.
349 Mon Nov 19 16:57:44 2001 Douglas B. Rupp <rupp@gnat.com>
351 * toplev.c (DUMPFILE_FORMAT): Define default.
352 (open_dump_file): Use DUMPFILE_FORMAT in sprintf.
353 (close_dump_file, compile_file): Likewise.
354 * config/alpha/xm-vms.h (DUMPFILE_FORMAT): Define.
355 * doc/hostconfig.texi (DUMPFILE_FORMAT): Document
357 2001-11-19 Jeff Law <law@redhat.com>
359 * gcse.c (cprop_jump): Clear JUMP_LABEL field when we create
362 2000-11-19 Neil Booth <neil@daikokuya.demon.co.uk>
364 * cppmacro.c (_cpp_backup_tokens): Revert previous check-in.
365 Don't fall off the base token run.
367 2001-11-19 Jason Wilkins <fenix@io.com>
369 * Makefile.in: Use INSTALL_SCRIPT not INSTALL_PROGRAM.
371 Mon Nov 19 15:13:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
373 * tree.def (VIEW_CONVERT_EXPR): New tree code.
374 * tree.h (handled_component_p): New declaration.
375 * alias.c (handled_component_p): Move function from here ...
376 * expr.c (handled_component_p): ... to here and non longer static.
377 (is_zeros_p, case VIEW_CONVERT_EXPR): New case.
378 (store_field): Remove unneeded MEM_COPY_ATTRIBUTES call.
379 (get_inner_reference): Handle VIEW_CONVERT_EXPR.
380 (expand_expr, case VAR_DECL): Clean up handling of re-layout case.
381 (expand_expr, case VIEW_CONVERT_EXPR): New case.
382 (expand_expr, cse ADDR_EXPR): No need to copy if already
384 * fold-const.c (fold, case VIEW_CONVERT_EXPR): New case.
385 * varasm.c (initializer_constant_value_p, case VIEW_CONVERT_EXPR): New.
386 (output_constant): Handle VIEW_CONVERT_EXPR.
387 * dwarf2out.c (loc-descriptor_from_tree, add_bound_info):
388 Add new case for VIEW_CONVERT_EXPR.
390 2001-11-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
392 * a29k/unix.h (ASM_FILE_START): Const-ify.
393 * i386/beos-elf.h (INCLUDE_DEFAULTS): Remove semi-colon.
394 * i386/isc.h (ASM_FILE_START): Const-ify.
395 * i386/sun386.h (ASM_FILE_START): Likewise.
397 * m68k/auxas.h (ADDITIONAL_REGISTER_NAMES): Add missing brackets.
398 * m68k/auxgas.h ADDITIONAL_REGISTER_NAMES): Likewise.
399 * m68k/tower.h (REGISTER_NAMES): Remove semi-colon.
400 * mn10200.md: Initialize variable.
402 Mon Nov 19 18:06:21 CET 2001 Jan Hubicka <jh@suse.cz>
404 * gcse.c (try_replace_reg): Copy RTX before creating note.
406 * df.h (df_ref_flags): New uenum.
407 (DF_REF_FLAGS): New macro.
408 (struct ref): Add field "flags".
409 * df.c (HANDLE_SUBREG): Remove.
410 (df_ref_create): Likewise; set flags field of ref.
411 (df_def_record_1): Strip down read_write subreg; remove
412 commented out code; set READ_WRITE flag.
413 (read_modify_subreg_p): New static function.
414 (df_uses_record): Cleanup SET handling; set READ_WRITE flag;
415 new argument "flags".
416 (df_insn_refs_record): Update call of df_uses_record.
417 (df_insn_modify): Avoid #if 0 around comment.
418 (df_dump): Dump the read/write flag.
420 * predict.c (propagate_freq): Make cyclic_probability and frequency
423 * i386.c (ix86_cc_mode): Accept USE.
425 * cfgrtl.c (purge_dead_edges): Cleanup EDGE_ABNORMAL flag if computed
426 jump is turned into simplejump.
428 2001-11-19 Joseph S. Myers <jsm28@cam.ac.uk>
430 * doc/fragments.texi, doc/trouble.texi: Remove links to old
431 installation chapter.
432 * doc/gcc.texi: Don't claim that this manual documents
433 installation. Mark Installation menu entry as being out of date.
435 Mon Nov 19 07:21:35 2001 Douglas B. Rupp <rupp@gnat.com>
437 * config/alpha/xm-vms.h: Don't define macros that autoconf handles.
438 (SUCCESS_EXIT_CODE, FATAL_EXIT_CODE): Define for posix compatibility.
439 * gcc.c (exit): Remove definition for VMS; moved to xm-vms.h.
441 2001-11-19 Jason Merrill <jason@redhat.com>
443 * cppmacro.c (_cpp_backup_tokens): Pop cur_run before decrementing
444 cur_token, not after.
446 * config/clipper/clix.h, config/h8300/elf.h, config/mips/linux.h:
447 Lose ASM_OUTPUT_CONSTRUCTOR.
448 * system.h: Poison it and INT_ASM_OP.
449 * c-lang.c (finish_file): Don't check for it.
450 * libgcc2.c (L_ctors): Check TARGET_ASM_CONSTRUCTOR instead.
452 2001-11-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
454 * mmix.c (mmix_cc1_ignored_option): Const-ify.
455 (mmix_init_machine_status): Make static to match declaration.
456 (mmix_unique_section): Const-ify.
457 (mmix_output_quoted_string): Avoid automatic aggregate
459 (mmix_output_register_setting): Likewise.
460 (mmix_output_shiftvalue_op_from_str): Likewise.
462 * mmix.h (mmix_cc1_ignored_option): Const-ify.
463 (ASM_OUTPUT_BYTE): Fix format specifier warning.
464 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
466 2001-11-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
469 * gthr-win32.h: (__gthread_objc_thread_exit): Fix variable
470 name __objc_thread_exit_status so that it matches the
471 variable defined in objc/thr.h.
473 2001-11-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
476 * mklibgcc.in: Add missing semi-colons.
479 Sun Nov 18 16:47:00 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
481 * expr.c (expand_expr, case VAR_DECL): Update alignment of DECL_RTL
482 after re-laying out decl in incomplete case.
483 (expand_expr, case ADDR_EXPR): Fix typo in copy case.
485 2001-11-18 Joseph S. Myers <jsm28@cam.ac.uk>
487 * doc/install-old.texi: Move some sections out to ...
488 * doc/collect2.texi, doc/configfiles.texi, doc/headerdirs.texi:
489 ... here. New files. Make into chapters rather than sections.
490 * doc/gcc.texi: Include the new files and add menu entries for
492 * Makefile.in ($(docdir)/gcc.info, gcc.dvi): Update dependencies.
494 Sun Nov 18 14:13:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
496 * tree.h (TYPE_ALIGN_OK): New flag.
497 * emit-rtl.c (set_mem_attributes): Handle it.
498 * expr.c (emit_single_push_insn): Only set to alias set 0 if
499 doing sibcall optimization.
500 (expand_expr, case COMPONENT_REF): Call set_mem_attributes on case
502 (expand_expr, case CONVERT_EXPR): Simplify convert-to-union case.
503 (expand_expr, case ADDR_EXPR): Abort if TYPE_ALIGN_OK and need copy.
505 * sdbout.c (sdbout_symbol): Avoid warning due to &DECL_RTL.
507 2001-11-18 Joseph S. Myers <jsm28@cam.ac.uk>
509 * c-decl.c (c_decode_option): Give deprecation warning for
511 * doc/invoke.texi (-traditional): Note that this option is
514 Sun Nov 18 07:40:07 2001 Douglas B. Rupp <rupp@gnat.com>
516 * config/alpha/alpha.c (alpha_start_function, VMS): Cast shift
517 arg to HOST_WIDE_INT, not long.
519 * config/alpha/vms.h (DIR_SEPARATOR, PREFIX). Don't define.
520 (HAS_INIT_SECTION): Define.
521 (REAL_ARITHMETIC): Don't undefine.
523 2001-11-18 Egor Duda <deo@logos-m.ru>
525 * config/i386/cygwin.h: Strip leading '*' from name, if any.
527 2001-11-18 Neil Booth <neil@daikokuya.demon.co.uk>
529 * Makefile.in (c-parse.o, c-common.o): Update dependencies.
530 * c-common.c: Include diagnostic.h.
531 (c_common_finish): New.
532 * c-common.h (c_common_finish): New.
533 * c-lang.c (LANG_HOOKS_FINISH): Override.
534 * c-parse.in: Don't include diagnostic.h.
535 (finish_parse): Remove.
536 * langhooks.h: Update comments.
537 * toplev.c (lang_dependent_init): New prototype.
539 (compile_file): Split cleanup code out to finalize.
540 (lang_dependent_init): Stop if lang_hooks.init fails.
541 (toplev_main): Update.
542 * tree.h (finish_parse): Remove.
544 * objc-act.c (LANG_HOOKS_FINISH): Override.
546 Sat Nov 17 23:30:44 2001 Douglas B. Rupp <rupp@gnat.com>
548 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms_tramp.asm.
549 * config/alpha/vms_tramp.asm: New file.
550 * config/alpha/vms-tramp.asm: Removed.
552 2001-11-18 Joseph S. Myers <jsm28@cam.ac.uk>
554 * c-common.c (struct disabled_builtin, disabled_builtins,
555 disable_builtin_function, builtin_function_disabled_p): New.
556 (builtin_function_2): Check for disabled built-in functions.
557 * c-common.h (disable_builtin_function): Declare.
558 * c-decl.c (c_decode_option): Handle -fno-builtin-FUNCTION.
559 * doc/invoke.texi: Document -fno-builtin-FUNCTION.
560 * doc/extend.texi: Mention -fno-builtin-FUNCTION.
562 2001-11-17 Craig Rodrigues <rodrigc@gcc.gnu.org>
565 * config.gcc: Remove reference to va-clipper.h.
567 2001-11-17 Stan Shebs <shebs@apple.com>
569 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix the
570 AltiVec-related bitfields.
572 Sat Nov 17 12:06:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
574 * except.c (enum eh_region_type): Add ERT_UNKNOWN.
575 (mark_eh_region, case ERT_UKNONW): New case.
577 2001-11-17 Christopher Faylor <cgf@redhat.com>
578 Corinna Vinschen <vinschen@redhat.com>
580 * config/i386/cygwin.h: Search target specific include directory for
581 w32api stuff, if appropriate.
583 Sat Nov 17 08:20:44 2001 Douglas Rupp <rupp@gnat.com>
585 * config/alpha/vms.h (REG_ALLOC_ORDER): Redefine.
587 2001-11-16 Aldy Hernandez <aldyh@redhat.com>
589 * config/rs6000/rs6000.md: Change all ldvx to lvx.
591 2001-11-16 Alexandre Oliva <aoliva@redhat.com>
593 * gensupport.c (process_rtx): Don't assume filename is the first
596 2001-11-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
598 * vax-protos.h (reg_was_0_p): New prototype.
599 * vax.md (movsi, movhi, movqi): Use reg_was_0_p.
600 * vax.c (follows_p, reg_was_0_p): New functions.
602 2001-11-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
604 * vax.md (casesi): Swap arguments in "(plus:SI (pc) (mult))". Reformat.
605 (casesi1): Likewise. Define new pattern which arises by simplification
606 when operand 1 is a constant int. Correct pattern which arises by
607 simplification when operand 1 is zero.
609 2001-11-16 David O'Brien <obrien@FreeBSD.org>
611 * config.gcc (arm*-*-rtems*, arm-*-coff*, armel-*-coff*,
612 arm-*-vxworks*, arm-*-riscix1.[01]*, arm-*-riscix*,
613 arm-semi-aout, armel-semi-aout, arm-semi-aof, armel-semi-aof,
614 arm*-*-netbsd*, arm*-*-linux*, arm*-*-uclinux*, arm*-*-aout,
615 arm*-*-ecos-elf, arm*-*-elf, arm*-*-conix*, arm*-*-oabi,
616 arm-*-pe*, strongarm-*-elf*, strongarm-*-coff*, strongarm-*-pe,
617 xscale-*-elf, xscale-*-coff: Include various CPU headers via tm_file.
618 * config/arm/aof.h: Don't include arm.h.
619 * config/arm/aout.h: Likewise.
620 * config/arm/coff.h: Don't include semi.h and aout.h.
621 * config/arm/elf.h: Don't include aout.h.
622 * config/arm/netbsd.h: Don't include netbsd.h and aout.h.
623 (TARGET_VERSION): Undef before defining.
624 (ARM_OS_NAME): Likewise
625 (TARGET_DEFAULT): Likewise
626 (TARGET_MEM_FUNCTIONS): Do not need to undefine now.
627 * config/arm/pe.h: Don't include arm/coff.h.
628 * config/arm/riscix.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Use
629 SUBTARGET_CPP_SPEC rather than overiding the arm.h CPP_SPEC definition.
630 * config/arm/riscix1-1.h: Likewise.
631 * config/arm/rix-gas.h: Don't include riscix.h.
632 (DBX_CONTIN_LENGTH): Undef before defining.
633 * config/arm/semi.h: Don't include aout.h.
634 * config/arm/semiaof.h: Don't include aof.h.
635 * config/arm/strongarm-coff.h: Don't include coff.h.
636 * config/arm/strongarm-pe.h: Don't include strongarm-coff.h and pe.h.
637 * config/arm/vxarm.h: Don't include arm/coff.h.
638 * config/arm/xscale-coff.h: Don't include coff.h.
640 Fri Nov 16 15:22:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
642 * config/pa/pa.c: Reflect changes in calling sequences of alter_reg and
645 2001-11-16 Andreas Jaeger <aj@suse.de>
647 * cfglayout.c (fixup_fallthru_exit_predecesor): Make void, rename
649 (fixup_fallthru_exit_predecessor): ... this.
650 Change callers and prototype.
652 2001-11-16 Bernd Schmidt <bernds@redhat.com>
654 * config/i386/i386.c (ix86_expand_sse_comi): Generate setcc by
655 hand; don't use gen_setcc_2.
656 (ix86_expand_builtin): Fix pshufw.
657 * config/i386/i386.md (maskncmpv4sf3, vmmmaskncmpv4sf3): Special
658 case UNORDERED to emit the right assembler instruction.
659 (mmx_pshufw): Lose operand 2.
660 (cvtsi2ss): Fix representation.
662 (mmx_clrdi, sse_clrti, stmxcsr, ldmxcsr): Set memory attribute.
664 2001-11-16 Joseph S. Myers <jsm28@cam.ac.uk>
666 * doc/include/linux-and-gnu.texi: Remove.
668 * doc/gcc.texi: Include gnu.texi instead of linux-and-gnu.texi.
669 * Makefile.in ($(docdir)/gcc.info, gcc.dvi): Update dependencies.
671 2001-11-16 Kazu Hirata <kazu@hxi.com>
673 * config/a29k/a29k.c: Fix comment formatting.
674 * config/a29k/a29k.h: Likewise.
675 * config/arc/arc.c: Likewise.
676 * config/arc/arc.h: Likewise.
677 * config/vax/vax.c: Likewise.
678 * config/vax/vax.h: Likewise.
679 * config/we32k/we32k.c: Likewise.
680 * config/we32k/we32k.h: Likewise.
682 2001-11-16 Jeff Law <law@redhat.com>
684 * unroll.c (copy_loop_body): Initialize JUMP_LABEL field after
685 creating a new jump insn.
687 Fri Nov 13 09:06:25 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
689 * expr.c (expand_expr, case ADDR_EXPR): Refine test for when to
690 copy misaligned data.
691 * varasm.c (assemble_variable): Set alignment into MEM when changed.
693 2001-11-16 Graham Stott <grahams@redhat.com>
695 * optabs.c (prepare_cmp_insn): Correct lossage in last change fix
698 2001-11-16 Olivier Hainque <hainque@act-europe.fr>
700 * except.c: Support for catching a list of types with a single handler
701 (struct eh_region): Change type and filter to lists for catch regions.
702 (mark_eh_region): Mark the filter list for GC also.
703 (expand_start_catch): Always build a list if argument not NULL and
704 register each type of the list through add_type_for_runtime.
705 (duplicate_eh_region_1): Change type into type_list for catch regions.
706 (assign_filter_values): Assign a filter to each type associated with a
707 catch region. Assign filter for NULL types in a unique entry in the
709 (build_post_landing_pads): Emit compare and jump for each filter of
710 the list associated with a catch region.
711 (reachable_next_level): When the type thrown is known, stop the search
712 as soon as one type within a catch list matches. Also, a handler is
713 potentially reachable only if at least one of the types it catches
714 has not been previously caught.
715 (collect_one_action_chain): Retrieve the filter for a NULL type list
716 from the first filter list entry. For non NULL type lists, add an
717 action record for every filter assigned.
718 * except.h: Reflect changes in comment before expand_start_catch.
720 Fri Nov 16 07:12:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
722 * expr.c (expand_expr, case ADDR_EXPR): Only copy for misaligned if
725 Fri Nov 16 06:37:05 2001 Andreas Tobler <a.tobler@schweiz.ch>
727 * config/sparc/sparc.c: Remove ALIGN arg from emit_cmp_insn.
729 2001-11-16 Jakub Jelinek <jakub@redhat.com>
731 * c-lang.c (finish_file): Don't emit static inline functions if
732 they weren't referenced.
734 2001-11-15 Stan Shebs <shebs@apple.com>
736 * expr.c (expand_expr, case COMPONENT_REF): Fix variable ref.
738 2001-11-16 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
740 * config/s390/s390.md: Remove ALIGN arg from emit_cmp_and_jump_insns
742 * config/i386/i386.md: Likewise.
744 Thu Nov 15 21:40:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
746 * timevar.c (rtl.h): Include so get fancy abort.
748 2001-11-15 Dale Johannesen <dalej@apple.com>
750 * config/darwin.h (SELECT_RTX_SECTION): Force address
751 initializers into 'const' section
752 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fix mode of
753 if_then_else to match result, not operands
755 Thu Nov 15 17:57:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
757 * alias.c (nonoverlapping_memrefs): Use REGNO_PTR_FRAME_P.
758 * emit-rtl.c (change_address): Fix typo in default alignment.
759 (adjust_address_1): Use mode of NEW, not MODE, when setting size.
760 * expr.c (highest_pow2_factor, case WITH_RECORD_EXPR): New case.
761 * rtl.h (REGNO_PTR_FRAME_P): New macro.
763 * expr.c (store_field): Pass tree instead of max size; callers changed.
764 Change handling of alignment.
765 Only copy to_rtx if is TARGET.
766 (expand_expr_unaligned): Delete; callers now use expand_expr.
767 (emit_cmp_insn): No longer take ALIGN parm; all callers changed.
768 (expand_assignment): Change handling of alignment.
769 Only copy to_rtx if was original.
770 (get_inner_reference): No longer return alginment; callers changed.
771 (expand_expr, case COMPONENT_REF): Change handling of alignment.
772 (expand_expr, case ADDR_EXPR): Make copy if not sufficiently aligned.
773 (compare_from_rtx): Delete ALIGN parm; all callers changed.
774 (do_compare_rtx_and_jump): Likewise.
775 * expr.h: Reflect above changes.
777 * dwarf2out.c (loc_descriptor_from_tree): Remove ALIGN parameter
778 to get_inner_reference.
779 * builtins.c: Remove ALIGN parm in call to emit_cmp_and_jump_insns.
780 * doloop.c, except.c, explow.c, loop.c, stmt.c, unroll.c: Likewise.
781 * optabs.c: Likewise.
782 (prepare_cmp_insn): Now static; remove ALIGN parm. Callers changed.
783 (emit_cmp_and_jump_insns): Remove ALIGN parm; all callers changed.
784 * expmed.c: Remove ALIGN arg from calls to compare_from_rtx,
785 compare_rtx_and_jump, and emit_cmp_jump_insns.
786 * fold-const.c: Remove PALIGN in calls to get_inner_reference.
787 * function.c (assign_stack_temp_for_type): No longer static.
788 * optabs.h (emit_cmp_insn): Remove ALIGN parm.
789 (prepare_cmp_insn): Delete declaration.
790 * rtl.h (assign_stack_temp_for_type): Add declaration.
791 * config/alpha/alpha.c, config/d30v/d30v.c: Reflect above changes.
792 * config/clipper/clipper.c, config/h8300/h8300.c: Likewise.
793 * config/i386/i386.c,config/mips/mips.c: Likewise.
794 * config/i860/i860.c, config/ia64/ia64.c: Likewise.
795 * config/rs6000/rs6000.c, config/sh/sh.c: Likewise.
797 2001-11-15 Stan Shebs <shebs@apple.com>
799 * config/rs6000/rs6000.h: Fix a comment typo.
800 (RTX_COSTS): Sort processor versions better.
802 2001-11-15 Kazu Hirata <kazu@hxi.com>
804 * config/h8300/h8300.md: Fix insn length of bit insns.
806 2001-11-15 Jason Merrill <jason@redhat.com>
808 * dwarf2out.c (dwarf2out_finish): Don't abort because of orphan
809 DIEs if there were errors in the source.
811 * config/alpha/alpha-interix.h, config/alpha/elf.h,
812 config/arm/coff.h, config/i386/djgpp.h, config/i386/i386.c,
813 config/i386/i386.h, config/i386/sco5.h, config/i960/i960-coff.h,
814 config/m68k/coff.h, config/m88k/m88k.h, config/m88k/m88k.c,
815 config/pa/pa64-hpux.h, config/sh/sh.h, config/sparc/litecoff.h,
816 config/elfos.h, config/lynx.h, config/netware.h,
817 config/m68hc11/m68hc11.h, config/mcore/mcore-pe.h,
818 config/s390/linux64.h: Remove definitions of INT_ASM_OP, change
819 uses to use ASM_LONG.
821 2001-11-15 Alan Matsuoka <alanm@redhat.com>
823 * gensupport.c process_include : Change call to alloca to
826 2001-11-15 Aldy Hernandez <aldyh@redhat.com>
828 * config/rs6000/rs6000.md: Use spaces instead of tabs in output
831 Thu Nov 15 08:36:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
833 * final.c (alter_subreg): If simplify_subreg can't do anything,
834 handle REG ourselves and abort for others.
836 2001-11-15 Richard Hodson <hodsonr@dionecorp.com>
838 * config/h8300/h8300.c (dosize): Avoid corrupting R3 in interrupt
841 2001-11-15 Neil Booth <neil@daikokuya.demon.co.uk>
843 * fix-header.c (read_scan_file): Update.
845 Thu Nov 15 08:36:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
847 * toplev.c (toplev_main): Don't start timing until after
848 command-line options are parsed.
850 2001-11-15 Andreas Schwab <schwab@suse.de>
852 * config.gcc: Set STMP_FIXPROTO and FIXPROTO_DEFINES in target
853 makefile frag, not host makefile frag.
854 (m88k-dg-dguxbcs*): Add m88k/t-dgux to tmake_file.
855 (hppa*): Add pa/t-bsd to tmake_file where no special xmake_file is
857 (hppa*-*-openbsd*): Don't use nonexitent pa/t-openbsd.
858 * config/m88k/t-dguxbcs: Remove definitions already in t-dgux.
859 * config/m88k/t-dgux (STMP_FIXPROTO): Define.
860 * config/i386/t-cygwin (STMP_FIXPROTO): Define.
861 * config/i386/t-dgux (STMP_FIXPROTO): Define.
862 * config/x-interix: Don't define STMP_FIXPROTO and
864 * config/t-interix: New file, define STMP_FIXPROTO.
865 * config/i386/x-beos (STMP_FIXPROTO): Don't define here.
866 * config/i386/t-beos (STMP_FIXPROTO): Define here instead.
867 * config/t-svr4 (FIXPROTO_DEFINES): Define.
868 * config/arm/t-riscix (FIXPROTO_DEFINES): Define.
869 * config/i386/t-sco5 (FIXPROTO_DEFINES): Define.
870 * config/i386/t-sco5gas (FIXPROTO_DEFINES): Define.
871 * config/m68k/t-hp3200: Renamed from x-hp3200.
872 * config/i370/t-oe: Renamed from x-oe.
873 * config/mips/t-iris: Renamed from x-iris.
874 * config/pa/t-bsd: Renamed from x-pa.
875 * config/pa/t-pa-hpux: Renamed from x-pa-hpux.
876 * config/x-linux, config/i386/x-cygwin, config/i386/x-dgux,
877 config/m88k/x-dgux, config/x-svr4, config/arm/x-riscix,
878 config/i386/x-sco5, config/m68k/x-hp320g, config/mips/x-iris6,
879 config/rs6000/x-cygwin: Remove files.
881 * configure.in: Check for target objdump and use that in eh_frame
883 * configure: Regenerated.
885 2001-11-15 Jakub Jelinek <jakub@redhat.com>
887 * jump.c (squeeze_notes): Return true if no real insns were found.
888 * rtl.h (squeeze_notes): Adjust prototype.
889 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): If
890 squeeze_notes finds no real instructions, abort.
891 (merge_blocks_move_successor_nojumps): Likewise.
892 * loop.c (find_and_verify_loops): Likewise.
893 * stmt.c (expand_end_case): Likewise.
894 * ifcvt.c (dead_or_predicable): Return TRUE if squeeze_notes doesn't
895 find any real instructions.
897 * config/ia64/ia64.c (ia64_adjust_cost): Handle SUBREGs.
899 * cfgcleanup.c (try_optimize_cfg): If try_simplify_condjump optimized
900 conditional jump, request updating life into for the block
901 containing it. Fix a typo which prevented life info update.
902 Clear blocks bitmap before using it.
904 2001-11-15 Neil Booth <neil@daikokuya.demon.co.uk>
906 * c-common.c: Include c-lex.h.
907 (c_common_lang_init): Change prototype. Call init_c_lex and
908 init_pragma from here.
909 * c-common.h (c_common_lang_init): Change prototype.
910 * c-decl.c (init_decl_processing): Rename. Call c_parse_init.
911 * c-lang.c (c_init): Change prototype. Update.
912 (c_init_options): Update.
913 * c-lex.c (cpp_filename): Remove.
914 (init_c_lex): Update. Read the main file, and get the original
916 (yyparse): Finish the command line options.
917 * c-parse.in (c_parse_init): Call init_reswords here.
918 (init_parse): Remove.
919 * c-tree.h (c_init_decl_processing): New.
920 * cpphash.c (_cpp_init_hashtable): After initializing the hash
922 * cppinit.c (read_original_filename, cpp_finish_options): New.
923 (cpp_create_reader): New prototype. Defer hash table initialization.
924 (cpp_start_read): Rename cpp_read_main_file. Initialize the
925 hash table. Get the original filename.
926 * cpplib.h (cpp_create_reader): Update.
927 (cpp_start_read): Remove.
928 (cpp_read_main_file, cpp_finish_options): New.
929 * cppmain.c (main, do_preprocessing): Update.
930 * langhooks.h (struct langhooks): Update init prototype.
931 * toplev.c (general_init, parse_options_and_default_flags,
932 process_options, lang_indpendent_init, lang_dependent_init,
933 init_asm_output): New; perform the bulk of initialization.
934 (compile_file): Move most of initialization to above functions.
935 (debug_hooks): Initialize statically.
936 (set_Wunused): Relocate.
937 (toplev_main): Move most of initialization to other init functions.
938 Have a clear logic flow.
939 * tree.h (init_parse, init_decl_processing): Remove.
941 * objc-act.c (objc_init): Update prototype, combine with old
943 (objc_init_options): Update.
946 2001-11-15 Andreas Jaeger <aj@suse.de>
948 * cfgrtl.c (purge_all_dead_edges): Use int as argument for
950 * basic-block.h: Adjust prototype.
952 2001-11-15 Kazu Hirata <kazu@hxi.com>
954 * config/rs6000/aix31.h: Fix comment formatting.
955 * config/rs6000/beos.h: Likewise.
956 * config/rs6000/darwin.h: Likewise.
957 * config/rs6000/eabi.asm: Likewise.
958 * config/rs6000/linux.h: Likewise.
959 * config/rs6000/linux64.h: Likewise.
960 * config/rs6000/lynx.h: Likewise.
961 * config/rs6000/netbsd.h: Likewise.
962 * config/rs6000/rs6000.c: Likewise.
963 * config/rs6000/rs6000.h: Likewise.
964 * config/rs6000/rs6000.md: Likewise.
965 * config/rs6000/sol2.h: Likewise.
966 * config/rs6000/tramp.asm: Likewise.
967 * config/rs6000/xcoff.h: Likewise.
968 * config/rs6000/xm-beos.h: Likewise.
970 2001-11-14 Alan Matsuoka <alanm@redhat.com>
972 * rtl.def (INCLUDE) : Define.
973 * gensupport.c (init_include_reader, process_include,
974 save_string) : New functions to implement an include facility
976 * gensupport.h : Add prototype for init_md_reader_args.
977 * genattr.c genattrtab.c gencodes.c genconfig.c genemit.c
978 genextract.c genflags.c genopinit.c genoutput.c
979 genpeep.c genrecog.c: Change call to init_md_reader to
981 * md.texi: Document (include "path") and -I directives for RTL
984 2001-11-14 DJ Delorie <dj@redhat.com>
986 * integrate.c (get_hard_reg_initial_reg): New.
987 * integrate.h (get_hard_reg_initial_reg): Prototype.
988 * local-alloc.c (block_alloc): Don't tie pseudos that
989 represent call-saved hard regs' initial values.
991 2001-11-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
993 * m68k/linux.h: Include <linux.h> not "linux.h" to avoid infinite
996 2001-11-14 Roger Sayle <roger@eyesopen.com>
998 * fold-const.c (fold): Optimize strlen comparisons against zero.
1000 2001-11-14 David O'Brien <obrien@FreeBSD.org>
1002 * config.gcc (sparc64-wrs-vxworks*, sparc-*-netbsd*, sparc-*-openbsd*,
1003 sparc-*-chorusos*, sparc-*-elf*, sparc-*-linux*aout*,
1004 sparc-*-linux*libc1*, sparc-*-linux*, sparc-*-lynxos*, sparc-*-rtems*,
1005 sparc-*-rtemself*, sparc-hal-solaris2*, sparc-*-solaris2*,
1006 sparc-*-sunos4.0*, sparc-*-sunos4*, sparc-*-sunos3*, sparc-*-sysv4*,
1007 sparc-*-vxsim*, sparclite-*-aout*, sparclite-*-elf*, sparc86x-*-aout*,
1008 sparc86x-*-elf*, sparc64-*-aout*, sparc64-*-elf*, sparc64-*-linux*):
1009 Include various CPU headers via tm_file. a.out based platforms now
1010 properly include sparc/aout.h. sol2.h usage now implies including
1011 elfos.h, svr4.h, and sparc/sysv4.h.
1012 * config/netbsd.h (TARGET_MEM_FUNCTIONS): Undef before defining it.
1014 * sparc/sparc.h (CPP_PREDEFINES, TARGET_VERSION, WORD_SWITCH_TAKES_ARG,
1015 SELECT_SECTION, ASM_DECLARE_FUNCTION_NAME, TEXT_SECTION_ASM_OP,
1016 DATA_SECTION_ASM_OP, DBX_REGISTER_NUMBER, ASM_OUTPUT_SOURCE_LINE):
1017 Remove. They are a.out specific and belong in sparc/aout.h.
1018 * sparc/aout.h (TARGET_VERSION, WORD_SWITCH_TAKES_ARG, SELECT_SECTION,
1019 ASM_DECLARE_FUNCTION_NAME, TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
1020 DBX_REGISTER_NUMBER, ASM_OUTPUT_SOURCE_LINE): Define. Moved here from
1022 * sparc/litecoff.h (WORD_SWITCH_TAKES_ARG, ASM_DECLARE_FUNCTION_NAME,
1023 TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, DBX_REGISTER_NUMBER): Define.
1024 Moved here from sparc/sparc.h.
1025 * config/sparc/linux-aout.h (DEFAULT_PCC_STRUCT_RETURN): Undef before
1027 * config/sparc/linux64.h (UNALIGNED_DOUBLE_INT_ASM_OP): Undef before
1028 * config/sparc/lynx.h: Don't include lynx.h.
1029 (SELECT_SECTION): Do not undef.
1030 * config/sparc/openbsd.h: Don't include sparc/sparc.h.
1031 * config/sparc/sol2-sld-64.h: Include sparc/sparc.h, elfos.h, svr4.h,
1033 * config/sparc/sol2.h: Don't include sparc/sparc.h and sparc/sysv4.h.
1034 * config/sparc/sp64-aout.h (CPP_PREDEFINES): Don't define. Get from
1036 * config/sparc/sp64-elf.h (DWARF_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO):
1037 Don't undef, there is no need.
1038 * config/sparc/splet.h (CPP_PREDEFINES): Define.
1039 * config/sparc/sun4o3.h (CPP_PREDEFINES): Likewise.
1040 * config/sparc/sunos4.h (CPP_PREDEFINES): Likewise.
1041 Don't include sparc/sparc.h.
1042 * config/sparc/sysv4.h (WORD_SWITCH_TAKES_ARG, ASM_OUTPUT_SOURCE_LINE,
1043 SELECT_SECTION, ASM_DECLARE_FUNCTION_NAME, TEXT_SECTION_ASM_OP,
1044 DATA_SECTION_ASM_OP): Don't undef, there is no need now. Don't include
1046 (TARGET_VERSION): Define.
1047 * config/sparc/vxsim.h (TARGET_VERSION): Define.
1049 Wed Nov 14 19:46:08 CET 2001 Jan Hubicka <jh@suse.cz>
1051 * cfglayout.c (fixup_fallthru_exit_predecesor): New static function.
1052 (cfg_layout_finalize): Use it.
1053 * bb-reorder.c (HAVE_epilogue): Remove.
1054 (make_reorder_chain): Do not care special placement of
1057 * predict.c (expected_value_to_br_prob): Delete the note
1060 * c-decl.c (c_expand_body): Fix TV_EXPAND nesting problem;
1061 measure integration time separately.
1063 Wed Nov 14 12:30:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1065 * function.c (struct temp_slot): ALIGN now unsigned.
1067 2001-11-14 Kazu Hirata <kazu@hxi.com>
1069 * config/dsp16xx/dsp16xx.c: Fix comment formatting.
1070 * config/dsp16xx/dsp16xx.h: Likewise.
1071 * config/dsp16xx/dsp16xx.md: Likewise.
1073 2001-11-14 Kazu Hirata <kazu@hxi.com>
1075 * config/h8300/h8300.c (get_shift_alg): Reorganize the code
1076 that deals with 7-bit shifts in HImode.
1078 Wed Nov 14 14:17:05 CET 2001 Jan Hubicka <jh@suse.cz>
1080 * dbxout.c (dbxout_symbol_location): Update call of alter_subreg.
1081 * final.c (walk_alter_subreg): Take pointer; update call of alter_subreg.
1082 (final_scan_insn): Update call of alter_subreg.
1083 (cleanup_subreg_operands): Likewise.
1084 (alter_subreg): Rewrite using simplify_subreg.
1085 (output_address, output_operand): Update call of alter_subreg.
1086 * output.h (alter_subreg): Update prototype.
1087 * sdbout.c (sdbout_symbol): Update call of alter_subreg.
1088 * simplify-rtx.c (simplify_subreg): Copy ORIGINAL_REGNO.
1089 * Makefile.in (final.o): Add depdendancy on expr.h
1091 Wed Nov 14 06:37:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1093 * c-lang.c (finish_file): Make I unsigned to eliminate warning.
1095 2001-11-13 Jeff Sturm <jsturm@one-point.com>
1097 * doc/install.texi (sparc-*-linux*): Mention requirements for
1100 2001-11-14 Joseph S. Myers <jsm28@cam.ac.uk>
1102 * Makefile.in (POD2MAN): Don't include --section=1.
1103 (manext): Rename to man1ext. All users changed.
1106 (generated-manpages): Also depend on $(docdir)/gfdl.7,
1107 $(docdir)/gpl.7, and $(docdir)/fsf-funding.7.
1108 ($(docdir)/gcov.1, $(docdir)/cpp.1, $(docdir)/gcc.1): Include
1109 --section=1 in calls to $(POD2MAN).
1110 ($(docdir)/gfdl.7, $(docdir)/gpl.7, $(docdir)/fsf-funding.7): New.
1111 (maintainer-clean, install, uninstall): Handle the new man pages.
1112 ($(docdir)/cpp.info, cpp.dvi): Depend on fdl.texi.
1113 (installdirs): Create man7dir.
1114 * doc/cpp.texi: Include GFDL in this manual. In the man page,
1115 refer to gfdl(7) for the GFDL. Apply Front Cover and Back Cover
1116 texts to man page. Include gpl(7), gfdl(7) and fsf-funding(7) in
1117 the SEE ALSO man page section.
1118 * doc/gcov.texi: Apply GFDL to man page. Include gpl(7), gfdl(7)
1119 and fsf-funding(7) in the SEE ALSO man page section.
1120 * doc/invoke.texi: Apply GFDL to man page. Include gpl(7),
1121 gfdl(7) and fsf-funding(7) in the SEE ALSO man page section.
1122 * doc/include/fdl.texi, doc/include/funding.texi,
1123 doc/include/gpl.texi: Adjust for conversion by texi2pod.pl.
1124 * doc/.cvsignore: Add gfdl.7, gpl.7 and fsf-funding.7.
1126 2001-11-13 Richard Henderson <rth@redhat.com>
1128 * dwarf2asm.c (dw2_force_const_mem): Set PUBLIC or STATIC
1129 as appropriate for the artificial decl.
1131 2001-11-13 Richard Henderson <rth@redhat.com>
1133 * loop.c (combine_movables): Turn off combination until
1134 move_movables validation bugs are fixed.
1136 2001-11-13 DJ Delorie <dj@redhat.com>
1138 * config.gcc (powerpc|rs6000): Set default cpp options based
1139 on --with-cpu settings.
1140 * config/rs6000/softfloat.h: New.
1142 2001-11-13 Kazu Hirata <kazu@hxi.com>
1144 * config/h8300/h8300.c (shift_alg_si): Use special code for
1145 25-bit shifts on H8/S.
1146 (get_shift_alg): Generate special code for 25-bit shifts on
1149 2001-11-13 Jakub Jelinek <jakub@redhat.com>
1151 * emit-rtl.c (adjust_address_1): Add ADJUST argument.
1152 (adjust_automodify_address_1): New.
1153 * expr.h (adjust_address, adjust_address_nv): Adjust.
1154 (adjust_automodify_address, adjust_automodify_address_nv): Define.
1155 (adjust_address_1): Update prototype.
1156 (adjust_automodify_address_1): Add prototype.
1157 * expr.c (move_by_pieces_1): Use adjust_automodify_address.
1158 (store_by_pieces_2): Likewise.
1160 Tue Nov 13 05:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1162 * Makefile.in (explow.o): Now depends on ggc.h.
1163 * explow.c (ggc.h): Include.
1164 (set_stack_check_libfunc): Mark stack_check_libfunc as ggc root.
1166 * Makefile.in (expr.o): Depends on insn-attr.h.
1167 * expr.c (insn-attr.h): New include.
1168 (force_operand): If INSN_SCHEDULING, deal with paradoxical SUBREG
1170 (highest_pow2_factor, case INTEGER_CST): Handle negative values.
1171 (expand_expr): Remove unneeded mark_temp_addr_taken calls and
1172 clean up related usage in ADDR_EXPR.
1173 (expand_expr_unaligned): Likewise.
1175 * emit-rtl.c (change_address): Fix typo in alias setting.
1177 2001-11-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1179 * Makefile.in (cfgcleanup.o): Depend on insn-config.h
1181 2001-11-12 Craig Rodrigues <rodrigc@gcc.gnu.org>
1184 * c-pragma.c: Rename macros BAD, BAD2, BAD_ACTION to
1185 GCC_BAD, GCC_BAD2, GCC_BAD_ACTION.
1187 2001-11-12 David O'Brien <obrien@FreeBSD.org>
1189 * config.gcc (sparc-tti-*, sparc64-wrs-vxworks*, sparc-wrs-vxworks*,
1190 sparclite-wrs-vxworks*, sparc-*-aout*, sparc-*-netbsd*,
1191 sparc-*-chorusos*, sparc-*-linux*aout*, sparc-*-linux*libc1*,
1192 sparc-*-linux*, sparc-*-lynxos*, sparc-*-rtemsaout*, sparc-*-rtems*,
1193 sparc-*-rtemself*, sparc-*-solaris2*, sparc-*-sunos3*, sparc-*-sysv4*,
1194 sparc-*-vxsim*, sparclet-*-aout*, sparclite-*-coff*, sparclite-*-aout*,
1195 sparc86x-*-aout*, sparc86x-*-elf*, sparc64-*-aout*, sparc64-*-elf*,
1196 sparc64-*-linux*): Include various CPU headers via tm_file.
1197 * config/svr3.h (ASM_OUTPUT_IDENT): Undef before defining it.
1198 (SELECT_SECTION): Likewise.
1199 (SELECT_RTX_SECTION): Likewise.
1200 * config/sparc/sparc_bi.h: New file.
1201 * config/sparc/aout.h: Don't include sparc/sparc.h and aoutos.h.
1202 * config/sparc/linux-aout.h: Likewise.
1203 * config/sparc/linux.h: Don't include sparc/sysv4.h.
1204 * config/sparc/linux64.h: Likewise.
1205 (SPARC_BI_ARCH): Don't define. sparc_bi.h will do it instead.
1206 * config/sparc/lite.h: Don't include sparc/sparc.h and gofast.h.
1207 * config/sparc/litecoff.h: Don't include sparc/lite.h, svr3.h,
1209 (ASM_OUTPUT_IDENT): Do not #undef.
1210 (SELECT_SECTION): Likewise.
1211 (SELECT_RTX_SECTION): Likewise.
1212 * config/sparc/liteelf.h: Don't include gofast.h.
1213 * config/sparc/lynx-ng.h: Don't include sparc/sparc.h and lynx-ng.h.
1214 * config/sparc/lynx.h: Don't include sparc/sparc.h.
1215 * config/sparc/pbd.h: Likewise.
1216 * config/sparc/netbsd.h: Don't include sparc/sparc.h and netbsd.h.
1217 * config/sparc/rtems.h: Don't include sparc/aout.h and rtems.h.
1218 * config/sparc/rtemself.h: Don't include rtems.h.
1219 * config/sparc/sol2-64.h: Don't include sparc/sol2-sld-64.h.
1220 * config/sparc/sol2-sld-64.h (SPARC_BI_ARCH): Don't define, include
1222 * config/sparc/sol2-sld.h: Don't include sparc/sol2.h.
1223 * config/sparc/sol2.h: Include sparc/sparc.h directly.
1224 * config/sparc/sp64-aout.h: Don't include sparc/sparc.h and aoutos.h.
1225 * config/sparc/sp64-elf.h: Don't include sparc/sol2.h.
1226 * config/sparc/sp86x-aout.h: Don't include sparc/sparc.h and gofast.h.
1227 * config/sparc/sp86x-elf.h: Don't include gofast.h.
1228 * config/sparc/splet.h: Don't include sparc/aout.h.
1229 * config/sparc/sun4o3.h: Don't include sparc/sparc.h.
1230 * config/sparc/sysv4.h: Don't include sparc/sparc.h directly.
1231 * config/sparc/vxsim.h: Don't include sparc/sysv4.h.
1232 * config/sparc/vxsparc.h: Don't include sparc/aout.h and gofast.h.
1233 * config/sparc/vxsparc64.h: Don't include gofast.h.
1234 (SPARC_BI_ARCH): Don't define. sparc_bi.h will do it instead.
1236 2001-11-12 Joseph S. Myers <jsm28@cam.ac.uk>
1238 * doc/standards.texi: Mention C99 TC1.
1240 2001-11-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1242 * mips-protos.h (mips_output_conditional_branch): Const-ify.
1243 * mips.c (mips_output_conditional_branch): Likewise.
1245 2001-11-12 Kazu Hirata <kazu@hxi.com>
1247 * config/h8300/h8300.c (shift_alg_si): Use special code for
1248 15-bit logical shifts and 31-bit logical shifts.
1249 (get_shift_alg): Generate special code for 15-bit and 31-bit
1252 2001-11-12 Kazu Hirata <kazu@hxi.com>
1254 * config/h8300/h8300.c (shift_alg_qi): Use rotations when
1255 doing 6-bit logical shifts on H8/S.
1256 (shift_alg_qi): Use special code for 21-bit shifts on H8/S.
1257 (get_shift_alg): Generate special code for 21-bit shifts on
1260 2001-11-12 Kazu Hirata <kazu@hxi.com>
1262 * config/h8300/h8300.c (get_shift_alg): Remove a redundant
1265 Mon Nov 12 11:58:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1267 * alias.c (nonoverlapping_memrefs_p): Only update size from memref
1268 if both size and offset known.
1270 2001-11-12 David O'Brien <obrien@FreeBSD.org>
1272 * config/ia64/freebsd.h: Fix misspelling.
1274 2001-11-12 Joseph S. Myers <jsm28@cam.ac.uk>
1276 * doc/gcc.texi: Move several chapters out to ...
1277 * doc/configterms.texi, doc/fragments.texi, doc/hostconfig.texi,
1278 doc/include/linux-and-gnu.texi, doc/interface.texi,
1279 doc/makefile.texi, doc/passes.texi, doc/portability.texi:
1280 ... here. New files.
1281 * doc/gcc.texi, doc/contrib.texi: Move section headings into
1283 * Makefile.in ($(docdir)/gcc.info, gcc.dvi): Update dependencies.
1285 2001-11-12 Kazu Hirata <kazu@hxi.com>
1287 * config/alpha/alpha-interix.h: Fix comment formatting.
1288 * config/alpha/alpha.c: Likewise.
1289 * config/alpha/alpha.h: Likewise.
1290 * config/alpha/alpha32.h: Likewise.
1291 * config/alpha/freebsd.h: Likewise.
1292 * config/alpha/unicosmk.h: Likewise.
1293 * config/alpha/vms.h: Likewise.
1295 2001-11-12 Kazu Hirata <kazu@hxi.com>
1297 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
1299 2001-11-12 Jakub Jelinek <jakub@redhat.com>
1301 * dbxout.c (dbxout_symbol_location): Avoid emitting invalid register
1304 Mon Nov 12 05:18:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1306 * emit-rtl.c (set_mem_attributes): If making object, can set alignment
1308 (replace_equiv_address): Call update_temp_slot_address.
1310 * dwarf2out.c (loc_descriptor_from_tree, case COMPOUND_EXPR): New case.
1312 * alias.c (nonoverlapping_memrefs_p): Handle DECL_RTL being a CONCAT.
1314 2001-11-12 Kazu Hirata <kazu@hxi.com>
1316 * config/h8300/h8300.c (shift_alg_qi): New.
1317 (shift_alg_hi): Likewise.
1318 (shift_alg_si): Likewise.
1319 (get_shift_alg): Change the type of count to unsigned int.
1322 2001-11-11 Alexandre Oliva <aoliva@redhat.com>
1324 * Makefile.in (c-lang.o): Depend on $(VARRAY_H).
1325 * c-decl.c (c_expand_body): Take argument can_defer_p. Use it
1326 to decide whether to defer a function.
1327 (finish_function): Adjust.
1328 (c_expand_deferred_function): New function.
1329 * c-lang.c (deferred_fns): New variable.
1330 (c_init): Initialize it, and mark it as a root.
1331 (defer_fn): New function.
1332 (finish_file): Expand all deferred functions.
1333 * c-tree.h (defer_fn): Declare.
1334 (c_expand_deferred_function): Likewise.
1335 * objc/Make-lang.in (objc-act.o): Depend on $(VARRAY_H).
1336 * objc-act.c (deferred_fns): New variable.
1337 (objc_init): Initialize it, and mark it as a root.
1338 (defer_fn): New function.
1339 (finish_file): Expand all deferred functions.
1341 2001-11-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1343 * alpha.c (unicosmk_special_name): Prototype.
1344 (unicosmk_ssib_name): Delete unused variable.
1345 * alpha/unicosmk.h (common_section, ssib_section): Prototype.
1346 * alpha/vms.h (PREFIX): Undef before defining.
1347 * arm/pe.h (SUBTARGET_NAME_ENCODING_LENGTHS): Likewise.
1348 * i370/i370.c (mvs_hash_alias): Prototype. Wrap with macro
1349 controlling usage. Const-ify.
1350 (alias_number): Delete unused variable.
1351 * m32r/m32r.c (m32r_sched_init): Add missing argument.
1352 (m32r_expand_block_move): Fix uninitialized warnings.
1353 * mn10300/mn10300.h (REGNO_IN_RANGE_P): Fix 'unsigned >=0 is
1354 always true' warnings.
1355 * openbsd.h (TARGET_MEM_FUNCTIONS): Don't redefine.
1356 * sh/sh.c: Include "integrate.h".
1357 (output_far_jump): Fix uninitialized warning.
1358 * final.c (shorten_branches): Avoid automatic aggregate
1360 * integrate.c (subst_constants): Likewise.
1362 2001-11-11 Kazu Hirata <kazu@hxi.com>
1364 * config/h8300/h8300.c (shift_alg): Remove SHIFT_MAX.
1365 (get_shift_alg): Remove redundant code.
1367 2001-11-11 Kazu Hirata <kazu@hxi.com>
1369 * config/pa/milli64.S: Fix comment formatting.
1370 * config/pa/pa-64.h: Likewise.
1371 * config/pa/pa-linux.h: Likewise.
1372 * config/pa/pa-protos.h: Likewise.
1373 * config/pa/pa.c: Likewise.
1374 * config/pa/pa.h: Likewise.
1375 * config/pa/pa32-linux.h: Likewise.
1376 * config/pa/pa32-regs.h: Likewise.
1377 * config/pa/pa64-hpux.h: Likewise.
1378 * config/pa/pa64-regs.h: Likewise.
1379 * config/pa/som.h: Likewise.
1381 2001-11-11 Joseph S. Myers <jsm28@cam.ac.uk>
1383 * doc/gcc.texi: Move several chapters out to ...
1384 * doc/bugreport.texi, doc/contribute.texi, doc/frontends.texi,
1385 doc/service.texi, doc/standards.texi, doc/trouble.texi,
1386 doc/vms.texi: ... here. New files.
1387 * Makefile.in ($(docdir)/gcc.info, gcc.dvi): Update dependencies.
1389 2001-11-11 Joseph S. Myers <jsm28@cam.ac.uk>
1391 * ChangeLog.2, ChangeLog.3, ChangeLog.4, ChangeLog.5, ChangeLog,
1392 cfg.c, cfganal.c, cfgcleanup.c, cfglayout.c, cfgloop.c, cfgrtl.c,
1393 collect2.c, combine.c, config.in, configure, configure.in,
1394 conflict.c, dwarf2out.c, dwarfout.c, except.c, final.c, flow.c,
1395 genattrtab.c, ggc-page.c, jump.c, lcm.c, predict.c, reg-stack.c,
1396 reload1.c, rtlanal.c, sched-rgn.c, toplev.c, unwind-dw2-fde.h: Fix
1399 Sun Nov 11 05:56:01 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1401 * config/rs6000/rs6000.c (rs6000_hash_constant, toc_hash_eq):
1402 Adjust operand number in CONST_DOUBLE.
1404 * expmed.c (extract_bit_field): No longer pass in alignment.
1405 (extract_fixed_bit_field, extract_split_bit_field): Likewise.
1406 (store_bit_field, store_fixed_bit_field, store_split_bit_field):
1408 * expr.c (store_constructor, store_constructor_field): Likewise.
1409 (store_field, emit_group_load, emit_group_store): Likewise.
1410 * expr.h (emit_group_load, emit_group_store): Delete ALIGN parm.
1411 (store_bit_field, extract_bit_field): Likewise.
1412 * calls.c, expr.c, function.c: Change calls to above functions.
1413 * ifcvt.c, stmt.c: Likewise.
1415 * alias.c (nonoverlapping_memrefs_p): Not overlapping if one base is
1416 constant and one is on frame.
1417 If know memref offset, adjust size from decl.
1419 2001-11-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1421 * alpha/unicosmk.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT): Fix
1422 format specifier warning.
1423 * convex.h (ASM_OUTPUT_BYTE): Likewise.
1424 * elfos.h (ALIGN_ASM_OP): Undef before defining.
1425 * i386/att.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier
1427 * i386/bsd.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1428 * i386/gas.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1429 * i386-interix.h (gen_stdcall_suffix): Prototype.
1430 * i386.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
1431 * i386elf.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
1432 ASM_OUTPUT_LONG_DOUBLE): Likewise.
1433 * i386/interix.c (gen_stdcall_suffix): Const-ify.
1434 * i386/next.h (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_DOUBLE,
1435 ASM_OUTPUT_FLOAT, ASM_GENERATE_INTERNAL_LABEL): Fix format
1437 * i386/osfrose.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1438 * i386/ptx4-i.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
1439 ASM_OUTPUT_LONG_DOUBLE): Likewise.
1440 * i386/sco5.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1441 * i386/sequent.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1442 * i386/sun386.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1443 * i386/svr3dbx.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1444 * m68k/3b1.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_LONG_DOUBLE,
1445 ASM_OUTPUT_FLOAT, ASM_GENERATE_INTERNAL_LABEL): Likewise.
1446 * m68k/altos3068.h (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
1447 * m68k/amix.h (ASM_OUTPUT_ASCII, ASM_GENERATE_INTERNAL_LABEL):
1449 * m68k/atari.h (ASM_OUTPUT_ASCII, ASM_GENERATE_INTERNAL_LABEL):
1451 * m68k/crds.h (ASM_OUTPUT_DOUBLE, PRINT_OPERAND): Likewise.
1452 * m68k/dpx2.h (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_DOUBLE,
1453 ASM_OUTPUT_FLOAT, ASM_OUTPUT_BYTE, ASM_OUTPUT_FLOAT_OPERAND):
1455 * m68k/hp320.h (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_BYTE):
1457 * m68k.h (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_BYTE):
1459 * m68k/m68kv4.h (ASM_OUTPUT_ASCII): Delete unused variable.
1460 * m68k/mot3300.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
1461 * m68k/news.h (PRINT_OPERAND): Likewise.
1462 * m68k/next.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT,
1463 ASM_OUTPUT_FLOAT_OPERAND, ASM_OUTPUT_DOUBLE_OPERAND): Likewise.
1464 * m68k/next21.h (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
1465 * m68k/plexus.h (ASM_SPEC): Insert space between macro name and
1467 * m68k/sgs.h (ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_DOUBLE,
1468 ASM_OUTPUT_FLOAT, ASM_OUTPUT_ASCII, ASM_OUTPUT_FLOAT_OPERAND,
1469 ASM_OUTPUT_DOUBLE_OPERAND): Fix format specifier warnings.
1470 * m68k/sun3.h (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
1471 * m68k/tower-as.h (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_DOUBLE,
1472 ASM_OUTPUT_LONG_DOUBLE, ASM_OUTPUT_FLOAT, ASM_OUTPUT_BYTE,
1473 PRINT_OPERAND): Likewise.
1474 * m88k/m88k.h (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_BYTE):
1476 * mips/elf.h (PUT_SDB_SIZE, ASM_DECLARE_OBJECT_NAME): Likewise.
1477 * mips/elf64.h (PUT_SDB_SIZE, ASM_DECLARE_OBJECT_NAME): Likewise.
1478 * mips/iris5gas.h (PUT_SDB_SIZE): Likewise.
1479 * mips/linux.h (ASM_DECLARE_OBJECT_NAME): Likewise.
1480 * mips.c (mips_output_external_libcall): Mark parameter with
1482 (mips_asm_file_start): Move variable into the scope where it's
1484 * mips.h (PUT_SDB_INT_VAL, PUT_SDB_SIZE): Likewise.
1485 * mips/netbsd.h (ASM_DECLARE_OBJECT_NAME): Likewise.
1486 * mips/sni-gas.h (PUT_SDB_SIZE): Likewise.
1487 * ns32k/encore.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1488 * ns32k.c (print_operand): Likewise.
1489 * pa.c (print_operand, output_div_insn): Likewise.
1490 * pa.h (ASM_OUTPUT_MI_THUNK, ASM_GENERATE_INTERNAL_LABEL,
1491 ASM_OUTPUT_BYTE, PRINT_OPERAND_ADDRESS): Likewise.
1492 * pa/pa64-hpux.h (UNIQUE_SECTION): Const-ify.
1493 * sparc/linux.h (ASM_GENERATE_INTERNAL_LABEL): Fix format
1495 * sparc/linux64.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1496 * sparc/pbd.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1497 (ASM_OUTPUT_SOURCE_LINE): Don't list macro arguments in undef.
1498 * sparc/vxsim.h (ASM_GENERATE_INTERNAL_LABEL): Fix format
1500 * svr3.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
1502 * sdbout.c (sdbout_end_epilogue): Mark parameter with
1504 * varasm.c (assemble_global): Likewise.
1506 2001-11-11 H.J. Lu <hjl@gnu.org>
1508 * config.gcc: Add "elfos.h svr4.h" to $tm_file for Linux/mips.
1510 Sun Nov 11 01:26:00 CET 2001 Jan Hubicka <jh@suse.cz>
1512 * final.c (*_MAX_SKIP): Use *_max_skip variables.
1513 * flags.h (align_loops_max_skip, align_jumps_max_skip,
1514 align_labels_max_skip): New global variables.
1515 * toplev.c (align_loops_max_skip, align_jumps_max_skip,
1516 align_labels_max_skip): New global variables.
1517 (toplev_main): Set new variables.
1518 * i386.c (override_options): Set max_skip values.
1520 2001-11-10 Geoffrey Keating <geoffk@redhat.com>
1522 * doc/tm.texi (Label Output): Document ASM_OUTPUT_LABEL_REF.
1523 * final.c (output_addr_const): Use ASM_OUTPUT_LABEL_REF.
1524 * config/stormy16/stormy16.c (xstormy16_print_operand): For '%C',
1525 don't print an @fptr for labels either.
1526 (xstormy16_output_addr_vec): Don't print @fptr here.
1527 * config/stormy16/stormy16.h (ASM_OUTPUT_LABEL_REF): New macro.
1529 Sat Nov 10 08:50:50 2001 Jeffrey A Law (law@cygnus.com)
1531 * ssa-ccp.c (examine_flow_edges): Use old-style definition, not
1532 an ANSI/ISO definitino.
1533 (ssa_const_prop): Likewise.
1535 2001-11-10 Aldy Hernandez <aldyh@redhat.com>
1537 * config/rs6000/rs6000.c (rs6000_reg_names): Remove leading "v" or
1540 2001-11-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1542 * cppexp.c (parse_number): Use ISXDIGIT/hex_value.
1543 * cpplex.c (hex_digit_value): Use hex_p/hex_value.
1544 * cppmain.c (general_init): Call hex_init.
1545 * tradcif.y (parse_number): Use TOLOWER/ISXDIGIT/hex_value/hex_p.
1547 * config.gcc (i[34567]86-dg-dgux*): Don't set `out_file'.
1549 * i386/dgux.h (ASM_FILE_START): Set to the meaningful portions
1550 of dgux.c:output_file_start().
1552 * i386/dgux.c: Delete file.
1554 2001-11-09 Richard Henderson <rth@redhat.com>
1556 * config/alpha/alpha.c (decl_in_text_section): New.
1557 (current_file_function_operand): Use it.
1558 (alpha_encode_section_info, alpha_end_function): Likewise.
1560 2001-11-07 David O'Brien <obrien@FreeBSD.org>
1562 * config.gcc: Add FreeBSD/IA-64 target. Expand config/i64/elf.h headers.
1563 * config/i64/ia64.h (TARGET_VERSION,ASM_SPEC,LINK_SPEC): Remove,
1564 they are OS specific. Use CPP_CPU_SPEC rather than CPP_PREDEFINES,
1565 so OS specific files and use CPP_PREDEFINES for their needs.
1566 * config/i64/elf.h (TARGET_VERSION): Add. Also, move inclusion of
1567 target headers to tm_file.
1568 * config/ia64/aix.h (TARGET_VERSION): Likewise.
1569 * config/ia64/hpux.h (TARGET_VERSION): Likewise.
1570 * config/ia64/linux.h (TARGET_VERSION): Likewise.
1571 (FUNCTION_PROFILER): Remove.
1572 * config/ia64/ia64.h (FUNCTION_PROFILER): Update defintion using the
1573 version in config/ia64/linux.h.
1574 * config/ia64/freebsd.h: New file.
1575 * config/freebsd.h: Tidy up.
1576 (_USING_CONFIG_FREEBSD): Define.
1577 (FBSD_CPP_PREDEFINES): Add __KPRINTF_ATTRIBUTE__.
1578 (FBSD_CPP_SPEC): Define generic FreeBSD spec.
1579 (FBSD_STARTFILE_SPEC): Likewise.
1580 (FBSD_ENDFILE_SPEC): Likewise.
1581 (FBSD_LIB_SPEC): Likewise.
1582 (WCHAR_UNSIGNED): Undefine, FreeBSD's wchars are signed.
1583 (USER_LABEL_PREFIX): Define to ELF compatible value as some CPU headers
1584 set an ELF-improper one.
1586 2001-11-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
1588 * pa.c (emit_move_sequence): Use cint_ok_for_move to check whether a
1589 constant can be loaded in a single instruction to a register. When
1590 loading immediate constants, use PLUS instead of HIGH/LO_SUM. Use
1591 depdi for insertion of most significant 32-bits on 64-bit hosts.
1592 * pa.h (LEGITIMATE_CONSTANT_P): Accept constants that can be built
1593 with ldil/ldo/depdi instruction sequence on 64-bit hosts.
1594 * pa.md: New addmove pattern for adding constant_int to HImode
1595 register and moving result to HImode register. Remove HImode HIGH
1596 and LO_SUM patterns.
1598 2001-11-09 Neil Booth <neil@daikokuya.demon.co.uk>
1600 * Makefile.in: Update.
1601 * c-decl.c (print_lang_decl, print_lang_type): Remove.
1602 (print_lang_identifier): Rename c_print_identifier.
1603 * c-lang.c (LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_SET_YYDEBUG): New.
1604 (print_lang_statistics, lang_print_xnode): Remove.
1605 * c-parse.in (set_yydebug): Rename c_set_yydebug.
1606 * c-tree.h (c_set_yydebug, c_print_identifier): New.
1607 * langhooks-def.h (lhd_print_tree_nothing, lhd_set_yydebug): New.
1608 LANG_HOOKS_PRINT_STATISTICS, LANG_HOOKS_PRINT_XNODE,
1609 LANG_HOOKS_PRINT_DECL, LANG_HOOKS_PRINT_TYPE,
1610 LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_SET_YYDEBUG): New.
1611 (LANG_HOOKS_INITIALIZER): Update.
1612 * langhooks.h (struct lang_hooks): New members.
1613 (lang_print_tree_hook): New.
1614 * langhooks.c (lhd_print_tree_nothing, lhd_set_yydebug): New.
1615 * print-tree.c: Include langhooks.h.
1616 (print_node): Update.
1617 * toplev.c (decode_d_option): Update.
1618 * tree.c: Include langhooks.h.
1619 (dump_tree_statistics): Update.
1620 * tree.h (print_lang_statistics, print_lang_decl, print_lang_type,
1621 print_lang_identifier, set_yydebug, lang_print_xnode): Remove.
1623 * objc-act.c (LANG_HOOKS_PRINT_IDENTIFIER,
1624 LANG_HOOKS_SET_YYDEBUG): Override.
1625 (lang_print_xnode, print_lang_statistics): Remove.
1627 2001-11-09 Richard Henderson <rth@redhat.com>
1629 * dwarf2asm.c (dw2_force_const_mem): Invoke STRIP_NAME_ENCODING
1630 on the symbol string.
1632 2001-11-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1634 * pa/elf.h (ASM_DECLARE_FUNCTION_NAME,
1635 ASM_OUTPUT_EXTERNAL_LIBCALL): Undef before defining.
1636 * config.gcc (hppa1.1-*-rtems*): Remove duplicate clause.
1638 * clipper.h (ASM_OUTPUT_REG_POP): Fix typo.
1640 * tlink.c (recompile_files): Copy strings passed to `putenv'.
1642 2001-11-09 Geoffrey Keating <geoffk@redhat.com>
1644 * tree.h (TYPE_VOLATILE): Trap use not on TYPEs.
1645 (TYPE_READONLY): Likewise.
1647 * flow.c (insn_dead_p): Allow for AUTO_INC notes all the time.
1649 * config/stormy16/stormy16.h (ASM_SPEC): Revert last change,
1650 don't pass --gdwarf2 to the assembler if the compiler will also
1653 * config/stormy16/stormy16.c (xstormy16_expand_casesi):
1656 Fri Nov 9 17:51:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1658 * alias.c (nonoverlapping_memrefs_p): New function.
1659 (true_dependence, canon_true_depenence, write_dependence_p): Call it.
1661 * emit-rtl.c (set_mem_attributes): Get alignments for constants.
1663 2001-11-09 Aldy Hernandez <aldyh@redhat.com>
1665 * rs6000.h (REG_CLASS_CONTENTS): Add VRSAVE bit to ALL_REGS.
1666 (CONDITIONAL_REGISTER_USAGE): Disable AltiVec registers unless
1667 generating altivec code.
1668 (FIXED_REGISTERS): VRSAVE is fixed.
1669 (CALL_USED_REGISTERS): VRSAVE is call used.
1671 2001-11-09 Jason Eckhardt <jle@rice.edu>
1673 * config/mips/mips.c (mips_output_conditional_branch): Do not hard
1674 code the branch target as ".+16/.+12", but rather use labels.
1676 Fri Nov 9 11:27:42 2001 Jeffrey A Law (law@cygnus.com)
1678 * config/pa/milli64.S: Use %r25 and %r0 instead of arg1 and r0
1679 to work around limitations of certain versions of GAS.
1681 * pa.md (mulsi3): Remove PA64 hack to work around SUBREG issues.
1682 (muldi3): Update due to SUBREG_BYTE changes.
1683 (casesi): Similarly.
1685 2001-11-09 Zack Weinberg <zack@codesourcery.com>
1687 * doc/invoke.texi: Remove comment referring to -xf77-version.
1689 2001-11-09 Kazu Hirata <kazu@hxi.com>
1691 * config/convex/convex.c: Fix comment formatting.
1692 * config/convex/convex.h: Likewise.
1694 2001-11-08 Zack Weinberg <zack@codesourcery.com>
1696 * Makefile.in (.po.pox): Look both in srcdir and builddir
1698 (po/$(PACKAGE).pot): Don't move-if-change the new potfile over
1699 to the source directory.
1701 2001-11-09 Ben Elliston <bje@redhat.com>
1702 Michael Meissner <meissner@redhat.com>
1703 Andrew MacLeod <amacleod@redhat.com>
1704 Richard Henderson <rth@redhat.com>
1705 Nick Clifton <nickc@redhat.com>
1706 Catherine Moore <clm@redhat.com>
1708 * m32r.c: Add support for m32rx processor.
1712 * m32r-protos.h: Add prototypes for m32rx functions.
1713 * doc/invoke.texi: Document -m32rx option.
1715 2001-11-09 Jakub Jelinek <jakub@redhat.com>
1717 * config/sparc/sparc.md (movdf): Avoid calling validize_mem during
1720 2001-11-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1722 * doc/install.texi2html: Use $MAKEINFO --no-split.
1724 2001-11-09 Andreas Schwab <schwab@suse.de>
1726 * Makefile.in ($(HOST_PREFIX_1)rtl.o,
1727 $(HOST_PREFIX_1)print-rtl.o, $(HOST_PREFIX_1)bitmap.o,
1728 $(HOST_PREFIX_1)vfprintf.o, $(HOST_PREFIX_1)doprint.o,
1729 $(HOST_PREFIX_1)strstr.o, $(HOST_PREFIX_1)errors.o,
1730 $(HOST_PREFIX_1)ggc-none.o): Update dependencies.
1732 2001-11-09 H.J. Lu <hjl@gnu.org>
1734 * config/mips/mips.c (mips_output_function_prologues): Cast
1735 `tsize' to long for output.
1737 2001-11-09 Neil Booth <neil@daikokuya.demon.co.uk>
1739 * c-lang.c (LANG_HOOKS_NAME): New.
1740 (lang_hooks): Constify.
1741 (c_init_options): Update.
1742 (lang_identify): Remove.
1743 * c-parse.in (language_string): Remove.
1744 * dbxout.c: Include langhooks.h.
1745 (dbxout_symbol_location): Update.
1746 * dwarf2out.c: Include langhooks.h.
1747 (gen_compile_unit_die): Update.
1748 * dwarfout.c: Include langhooks.h.
1749 (prototyped_attribute, output_compile_unit_die): Update.
1750 * langhooks-def.h (LANG_HOOKS_NAME, LANG_HOOKS_IDENTIFIER_SIZE): New.
1751 (LANG_HOOKS_INITIALIZER): Update.
1752 * langhooks.h (struct lang_hooks): New members. Constify.
1753 * stringpool.c: Don't include toplev.h.
1754 (set_identifier_size): Remove.
1755 * toplev.c (toplev_main): Initialize identifier size.
1756 (print_version): Update.
1757 * tree.h (language_string, init_lex, lang_identify,
1758 set_identifier_size): Remove.
1759 * Makefile.in: Update dependencies.
1760 * config/darwin.c: Include langhooks.h.
1761 (func_name_maybe_scoped): Update.
1762 * config/darwin.h (ASM_END_FILE): Update.
1763 * config/nextstep.h (ASM_END_FILE): Update.
1764 * config/nextstep21.h (ASM_END_FILE): Update.
1765 * config/i386/sun386.h (ASM_END_FILE): Update.
1766 * config/rs6000/rs6000.c (ASM_END_FILE): Include langhooks.h.
1767 (rs6000_output_function_epilogue): Update.
1769 * objc-act.c (LANG_HOOKS_NAME): Override.
1770 (struct lang_hooks): Constify.
1771 (objc_init_options): Update.
1772 (lang_identify): Remove.
1774 Fri Nov 9 00:25:18 EST 2001 John Wehle (john@feith.com)
1776 * fold-const.c (lshift_double): Honor PREC.
1777 (rshift_double): Likewise.
1779 2001-11-08 Kazu Hirata <kazu@hxi.com>
1781 * config/1750a/1750a.c: Fix comment formatting.
1782 * config/1750a/1750a.h: Likewise.
1784 2001-11-08 Phil Edwards <pedwards@disaster.jaj.com>
1786 * configure.in (--enable-languages): Be more permissive about
1787 syntax. Check for empty lists better. Warn about $LANGUAGES.
1788 * configure: Regenerated.
1790 2001-11-08 Richard Henderson <rth@redhat.com>
1792 * dwarf2asm.c (dw2_force_const_mem): Fix typo.
1794 2001-11-08 Geoffrey Keating <geoffk@redhat.com>
1796 * config.gcc: Rename stormy16 to xstormy16.
1797 * config/stormy16/stormy-abi: Likewise.
1798 * config/stormy16/stormy16-protos.h: Likewise.
1799 * config/stormy16/stormy16.c: Likewise.
1800 * config/stormy16/stormy16.h: Likewise.
1801 * config/stormy16/stormy16.md: Likewise.
1803 2001-11-06 Geoffrey Keating <geoffk@redhat.com>
1805 * tree.h (TYPE_VOLATILE): Add enable-checking code.
1806 (TYPE_READONLY): Likewise.
1808 Thu Nov 8 18:00:55 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1810 * reload1.c (reload): Don't delete equiv insn if can throw.
1812 * expr.c (emit_block_move): If X is readonly emit CLOBBER for it.
1813 (clear_storage): Likewise, for OBJECT.
1815 Thu Nov 8 16:23:51 2001 Jeffrey A Law (law@cygnus.com)
1817 * pa.c (emit_move_sequence): Fix SUBREG expression to
1818 use proper byte offset when extending a constant from
1821 2001-11-09 Jakub Jelinek <jakub@redhat.com>
1823 * cfgrtl.c (purge_dead_edges): Remove REG_EH_REGION note for insns
1826 Thu Nov 8 18:00:55 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1828 * explow.c (convert_memory_address, case SUBREG): Only return
1829 inner object if SUBREG_PROMOTED_VAR_P or known to be pointer.
1831 2001-11-08 Richard Henderson <rth@redhat.com>
1833 * Makefile.in (GCC_FOR_TARGET): Add build_tooldir/sys-include.
1834 (CROSS_SYSTEM_HEADER_DIR): Use build_tooldir not tooldir.
1835 (ORDINARY_FLAGS_TO_PASS, stmp-fixinc): Likewise.
1837 2001-11-08 Aldy Hernandez <aldyh@redhat.com>
1839 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -maltivec.
1841 2001-11-08 Jakub Jelinek <jakub@redhat.com>
1843 * dwarf2out.c (debug_str_hash): New.
1844 (struct indirect_string_node): New.
1845 (struct dw_val_struct): Change type of val_str to it.
1846 (DEBUG_STR_SECTION_FLAGS): Define.
1847 (add_AT_string): Push string into hashtable, increment reference
1849 (AT_string): Return string from ht_identifier.
1850 (AT_string_form): New.
1851 (free_AT): For dw_val_class_str, just decrement reference counter.
1852 (size_of_string): Remove.
1853 (size_of_die): Use AT_string_form to decide what size the string
1855 (size_of_pubnames): Use strlen instead of size_of_string.
1856 (value_format): Use AT_string_form for dw_val_class_str.
1857 (output_die): Output DW_FORM_strp strings using
1858 dw2_asm_output_offset.
1859 (indirect_string_alloc, output_indirect_string): New.
1860 (dwarf2out_finish): Emit .debug_str strings if there are any.
1862 2001-11-08 Andreas Franck <afranck@gmx.de>
1864 * configure.in: Add AC_ARG_PROGRAM to support program name
1865 transformation with --program-prefix, --program-suffix and
1866 --program-transform-name.
1867 * configure: Regenerated.
1868 * Makefile.in (GCC_INSTALL_NAME, CPP_INSTALL_NAME,
1869 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, GCOV_INSTALL_NAME,
1870 GCCBUG_INSTALL_NAME, GCC_CROSS_NAME, CPP_CROSS_NAME,
1871 PROTOIZE_CROSS_NAME, UNPROTOIZE_CROSS_NAME): Handle
1872 program_transform_name the way suggested by autoconf.
1873 (GCC_TARGET_INSTALL_NAME): Define.
1874 (install-driver): Use the transformed target alias name.
1876 2001-11-08 Richard Henderson <rth@redhat.com>
1878 * config/mips/mips.c (save_restore_insns): Remove GP from the
1879 restore registers mask early instead of special casing it inside
1882 2001-11-08 Neil Booth <neil@daikokuya.demon.co.uk>
1884 * cp/decl.c (shadow_warning): New function.
1885 (pushdecl): Improve -Wshadow warnings. Don't give both a warning
1886 and an error when a block scope decl shadows a parameter.
1888 2001-11-08 Richard Henderson <rth@redhat.com>
1890 * config/fp-bit.h (usi_to_float): Define for US_SOFTWARE_GOFAST
1893 2001-11-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
1895 * pa.md (negdf2, negsf2): Use multiplication rather than subtraction
1896 to implement floating negation on processors prior to PA 2.0.
1898 2001-11-08 Jakub Jelinek <jakub@redhat.com>
1900 * dwarf2asm.c (mark_indirect_pool_entry, mark_indirect_pool): New.
1901 (USE_LINKONCE_INDIRECT): Define.
1902 (dw2_output_indirect_constant_1): Try to output indirect constants
1903 into linkonce sections if possible.
1904 (dw2_force_const_mem): Likewise. Register indirect_pool with GGC.
1905 (dw2_output_indirect_constants): Likewise.
1907 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
1909 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Add vrsave.
1911 2001-11-07 Neil Booth <neil@daikokuya.demon.co.uk>
1913 * c-decl.c (pushdecl): Remove file and line.
1914 * c-typeck.c (pop_init_level): Remove size.
1916 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
1918 * doc/invoke.texi: Add -maltivec, -mno-altivec, and -mabi=altivec
1921 * config/rs6000/rs6000.h (MASK_ALTIVEC): New.
1922 (TARGET_ALTIVEC): New.
1923 (TARGET_SWITCHES): Add altivec.
1924 (FIRST_PSEUDO_REGISTER): Change to 109.
1925 (CALL_USED_REGISTERS): Same.
1926 (FIRST_ALTIVEC_REGNO): New.
1927 (LAST_ALTIVEC_REGNO): New.
1928 (ALTIVEC_REGNO_P): New.
1929 (UNITS_PER_ALTIVEC_WORD): New.
1930 (ALTIVEC_VECTOR_MODE): New.
1931 (FIXED_REGISTERS): Add altivec registers.
1932 (REG_ALLOC_ORDER): Same.
1933 (HARD_REGNO_NREGS): Adjust for altivec registers.
1934 (HARD_REGNO_MODE_OK): Same.
1935 (MODES_TIEABLE_P): Same.
1936 (REGISTER_MOVE_COST): Same.
1937 (REGNO_REG_CLASS): Same.
1938 (reg_class): Add ALTIVEC_REGS.
1939 (REG_CLASS_NAMES): Same.
1940 (REG_CLASS_CONTENTS): Same.
1941 (REG_CLASS_FROM_LETTER): Add 'v' constraint for ALTIVEC_REGS.
1942 (ALTIVEC_ARG_RETURN): New.
1943 (FUNCTION_VALUE): Handle VECTOR_TYPE.
1944 (LIBCALL_VALUE): Handle altivec vector modes.
1945 (VECTOR_MODE_SUPPORTED_P): New.
1946 (ALTIVEC_ARG_MIN_REG): New.
1947 (ALTIVEC_ARG_MAX_REG): New.
1948 (ALTIVEC_ARG_NUM_REG): New.
1949 (FUNCTION_VALUE_REGNO_P): Return true for altivec return register.
1950 (FUNCTION_ARG_REGNO_P): Support passing args in altivec registers.
1951 (REGISTER_NAMES): Add altivec regs.
1952 (DEBUG_REGISTER_NAMES): Same.
1953 (ADDITIONAL_REGISTER_NAMES): Same.
1954 (rs6000_builtins): New.
1955 (MD_EXPAND_BUILTIN): New.
1956 (MD_INIT_BUILTINS): New.
1957 (LEGITIMATE_OFFSET_ADDRESS_P): This addressing mode is not valid
1958 for AltiVec instructions.
1959 (LEGITIMATE_LO_SUM_ADDRESS_P): Same.
1960 (HARD_REGNO_MODE_OK): Altivec modes can only go in altivec
1962 (SECONDARY_MEMORY_NEEDED): We need memory to copy vector modes.
1963 (TARGET_SWITCHES): Add no-altivec.
1964 (DATA_ALIGNMENT): Align vectors to 128 bits.
1965 (TARGET_OPTIONS): Add abi= option.
1966 Add rs6000_abi_string extern.
1967 (LOCAL_ALIGNMENT): New.
1968 (CPP_CPU_SPEC): Define __ALTIVEC__ when -maltivec.
1969 (MASK_ALTIVEC_ABI): New.
1970 (TARGET_ALTIVEC_ABI): New.
1971 (CONDITIONAL_REGISTER_USAGE): Set first 20 AltiVec registers to
1973 (STACK_BOUNDARY): Adjust for altivec.
1974 (BIGGEST_ALIGNMENT): Same.
1975 (rs6000_args): Add vregno.
1976 (USE_ALTIVEC_FOR_ARG_P): New.
1977 (FIXED_REGISTERS): Add vrsave register.
1978 (CALL_USED_REGISTERS): Same.
1979 (CONDITIONAL_REGISTER_USAGE): Set VRSAVE info.
1980 (VRSAVE_REGNO): New.
1981 (reg_class): Add VRSAVE_REGS.
1982 (REG_CLASS_NAMES): Same.
1983 (REG_CLASS_CONTENTS): Same.
1984 (REGNO_REG_CLASS): Same.
1986 * config/rs6000/sysv4.h (STACK_BOUNDARY): Adjust for altivec.
1987 (ABI_STACK_BOUNDARY): Same.
1988 (BIGGEST_ALIGNMENT): Same.
1989 (ADJUST_FIELD_ALIGN): Remove undef. Define anew.
1990 (ROUND_TYPE_ALIGN): Same.
1992 * config/rs6000/aix.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
1995 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
1998 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
2001 * config/rs6000/rs6000.c (rs6000_expand_builtin): New.
2002 (altivec_expand_builtin): New.
2003 (altivec_init_builtins): New.
2004 (TARGET_EXPAND_BUILTIN): New.
2005 (TARGET_INIT_BUILTINS): New.
2006 (rs6000_init_builtins): New.
2007 (struct builtin_description): New.
2009 (rs6000_reg_names): Add altivec registers.
2010 (alt_reg_names): Same.
2011 (secondary_reload_class): Altivec regs can hold altivec regs and
2013 (rs6000_emit_move): Force constants into memory for AltiVec moves.
2014 (print_operand): Add 'y' case for printing altivec memory
2016 (rs6000_legitimize_address): Legitimize vector addresses into
2018 (altivec_expand_binop_builtin): New.
2019 New string rs6000_current_abi.
2020 (rs6000_override_options): Call rs6000_parse_abi_options.
2021 (rs6000_parse_abi_options): New.
2022 (function_arg_boundary): Vector arguments must be 16
2024 (function_arg_advance): Handle vector arguments.
2025 (function_arg_partial_nregs): Same.
2026 (init_cumulative_args): Same.
2027 (function_arg): Same.
2029 * config/rs6000/rs6000.md (altivec_lvx): New.
2030 (type): Add altivec attribute.
2032 (*movv4si_internal): New.
2034 (*movv16qi_internal): New.
2036 (*movv8hi_internal1): New.
2038 (*movv4sf_internal1): New.
2039 (altivec_stvx): New.
2155 2001-11-07 Daniel Berlin <dan@cgsoftware.com>
2157 * Makefile.in (df.o): Add fibheap.h to dependencies.
2159 * df.h: Add prototypes for transfer functions, iterative_dataflow
2161 (enum df_flow_dir): New enum.
2162 (enum df_confluence_op): New enum.
2163 (struct df): Add inverse_rts_map.
2165 * df.c: Add sbitmap.h to the list of includes.
2166 (df_rd_global_compute): Removed.
2167 (df_ru_global_compute): Removed.
2168 (df_lr_global_compute): Removed.
2169 (df_rd_transfer_function): New function.
2170 (df_ru_transfer_function): New function.
2171 (df_lr_transfer_function): New function.
2172 (df_analyse_1): allocate/compute/free df->inverse_rts_map.
2173 Use iterative_dataflow_bitmap instead of df_*_global_compute.
2174 (iterative_dataflow_sbitmap): New function.
2175 (iterative_dataflow_bitmap): New function.
2177 2001-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
2179 * doc/gcc.texi: Move terminology and spelling conventions to
2180 htdocs/codingconventions.html.
2182 2001-11-07 Graham Stott <grahams@redhat.com>
2184 * cse.c (cse_insn): Emit BARRIER after unconditional jump.
2186 Wed Nov 7 13:33:34 CET 2001 Jan Hubicka <jh@suse.cz>
2188 * expmed.c (expand_mult): Force operand to register before computing
2190 * i386.c (x86_decompose_lea): New global vairable.
2191 * i386.h (x86_decompose_lea): Declare.
2192 (TARGET_DECOMPOSE_LEA): New macro.
2193 (RTX_COST): Handle leas properly.
2195 2001-11-06 Richard Henderson <rth@redhat.com>
2197 * config/alpha/elf.h (DO_SELECT_SECTION): TREE_READONLY is not
2198 defined for a CONSTRUCTOR; don't check it.
2200 2001-11-06 Danny Smith <dannysmith@users.sourceforge.net>
2202 * gcov.c (output_data): Use IS_ABSOLUTE_PATHNAME to
2203 test for absolute pathnames.
2205 2001-11-06 Olivier Hainque <hainque@act-europe.fr>
2207 * unwind-dw2.c (execute_cfa_program): Evaluate call frame
2208 instructions up to the target pc inclusive.
2210 2001-11-06 Steve Christiansen <smc@us.ibm.com>
2212 * loop.c (loop_regs_scan): Don't invalidate PIC register.
2214 2001-11-06 Eric Christopher <echristo@redhat.com>
2216 * config/mips/mips.md(movdf_internal2): Add constraints for float
2217 to general register move.
2218 * config/mips/elf64.h: Add default ABI.
2220 2001-11-06 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2222 * alias.c:: Include langhooks.h.
2223 * emit-rtl.c: Similarly.
2224 * toplev.c: Similarly.
2225 * tree-inline.c: Similarly.
2226 * langhooks-def.h: New, the old langhooks.h. Give the default
2227 hooks a common prefix.
2228 * langhooks.h: Contents extracted from toplev.h.
2229 * toplev.h: Move langhook stuff to langhooks.h.
2230 * langhooks.c: Give default hooks a common prefix.
2232 * c-lang.c: Include langhooks-def.h.
2233 * objc/objc-act.c: Similarly.
2234 * Makefile.in: Update.
2235 * objc/Make-lang.in: Update.
2237 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
2239 * doc/install.texi: Document that configure options not listed in
2240 this file are unsupported. Document --with-system-zlib.
2242 Tue Nov 6 09:21:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2244 * rtl.h (mem_for_const_double): New declaration.
2245 * varasm.c (mem_for_const_double): New function.
2246 * config/convex/convex.md (movdf): Use it.
2247 * config/m68k/hp320.h (LEGITIMATE_PIC_OPERAND_P): Likewise.
2248 * config/m68k/linux.h, config/m68k/m68k.h: Likewise.
2249 * config/m68k/m68kv4.h: Likewise.
2251 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED): Adjust for addition
2252 of new GP reg classes.
2254 * expr.c (store_field): When making temp object for unaligned
2255 component, set it to alias set 0.
2257 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
2259 * c-common.c (c_expand_expr_stmt): Apply default conversions to
2260 non-lvalue arrays if C99.
2261 * c-typeck.c (default_conversion): Split out code handling
2262 array-to-pointer and function-to-pointer conversions into a
2263 separate default_function_array_conversion function.
2264 (default_function_array_conversion): New function. Keep track of
2265 whether any NON_LVALUE_EXPRs were stripped. Return non-lvalue
2266 arrays unchanged outside C99 mode instead of giving an error for
2268 (build_component_ref): Use pedantic_non_lvalue when handling
2269 COMPOUND_EXPR. Don't handle COND_EXPR specially.
2270 (convert_arguments): Use default_function_array_conversion.
2271 (build_unary_op): For ADDR_EXPR, take a flag indicating whether
2273 (unary_complex_lvalue): Likewise.
2274 (internal_build_compound_expr): Use
2275 default_function_array_conversion. Apply default conversions to
2276 function in compound expression.
2277 (build_c_cast, build_modify_expr, digest_init, build_asm_stmt):
2278 Use default_function_array_conversion.
2279 * doc/extend.texi: Update documentation of subscripting non-lvalue
2283 2001-11-05 Zack Weinberg <zack@codesourcery.com>
2285 * aclocal.m4: (AM_WITH_NLS): Don't look at ALL_LINGUAS.
2286 (AM_GNU_GETTEXT): Set CATALOGS to a list of .gmo files
2287 corresponding to the complete set of .po and .gmo files in
2288 the source directory's po subdir, modified by LINGUAS. Don't
2289 look at ALL_LINGUAS.
2290 * configure.in: Don't set ALL_LINGUAS.
2291 * configure: Regenerate.
2293 * Makefile.in (.po.gmo): Don't move into source directory.
2294 (.po.pox): Clarify comments.
2295 (install-po): Look for .gmo files in both srcdir and objdir;
2296 don't fail if a file is totally missing.
2297 (distclean): rmdir ada subdirectory too.
2299 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
2301 * config/rs6000/rs6000.c (rs6000_select_section): Handle
2302 CONSTRUCTORs _correctly_.
2304 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2306 * c-decl.c (delete_block): Remove.
2307 * c-tree.h (delete_block): Remove.
2309 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2311 * cppexp.c (lex, parse_defined): Update warning about defined.
2313 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
2315 * config/rs6000/rs6000.c (rs6000_select_section): Handle
2318 2001-11-05 Nick Clifton <nickc@cambridge.redhat.com>
2320 * config/arm/arm.c (arm_return_in_memory): Cope with
2321 int_size_in_bytes returning -1.
2323 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Handle
2326 Mon Nov 5 16:15:25 CET 2001 Jan Hubicka <jh@suse.cz>
2328 * Makefile.in (bb-reoder.o): Add dependency on cfglayout.h;
2329 remove unneeded dependencies;
2331 * cfglayout.c, cfglayout.h: New files; break out from ...
2332 * bb-reorder.c: ... here; Remove unneeded includes;
2334 2001-11-04 Alan Modra <amodra@bigpond.net.au>
2336 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Mark r2 as used.
2338 2001-11-04 David Edelsohn <edelsohn@gnu.org>
2340 * config/rs6000/rs6000.c (rs6000_emit_move): Handle 64-bit
2341 mode as well. Do not explicitly create intermediate regs.
2343 2001-11-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2345 * arm/aof.h (aof_text_section, aof_data_section): Don't declare.
2346 (common_section): Delete unused variable.
2347 (ASM_OUTPUT_ASCII): Fix signed/unsigned warnings.
2348 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
2349 * arm-protos.h (arm_poke_function_name, aof_add_import,
2350 aof_delete_import): Const-ify.
2351 * arm.c (legitimize_pic_address): Wrap variables in the macro
2352 controlling their usage.
2353 (arm_finalize_pic): Mark variable with ATTRIBUTE_UNUSED.
2354 (arm_poke_function_name, pic_chain, import, aof_add_import,
2355 aof_delete_import): Const-ify.
2356 * i386.c (ix86_osf_output_function_prologue): Const-ify.
2357 * i386/sysv4.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
2358 ASM_OUTPUT_LONG_DOUBLE): Fix format specifier warnings.
2359 * i860/fx2800.h (DBX_OUTPUT_STANDARD_TYPES): Const-ify.
2360 * i860/sysv3.h: Add missing comment closure.
2361 * m68k/apollo68.h (ASM_RETURN_CASE_JUMP): Add missing semi-colon.
2362 * m88k/dgux.h (SELECT_RTX_SECTION): Add missing argument in call
2363 to symbolic_operand.
2365 * config.gcc (m680[02]0-*-*): Rename case from m68000-*-*.
2366 (i960-*-*): Set tmake_file.
2367 (sparc86x-*-elf*): Fix typo in header name.
2369 * sched-rgn.c (schedule_insns): Delete unused variable.
2371 2001-11-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
2374 * c-typeck.c (lookup_field): Rework to return a chain down to
2375 the looked-up field.
2376 (build_component_ref): Use the new lookup_field to handle
2377 nested anonymous entities correctly.
2379 Sun Nov 4 11:53:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2381 * config/sparc/sparc.c (sparc_emit_set_const32, GEN_HIGHINT64):
2382 Change parameters to gen_rtx_CONST_DOUBLE.
2383 (GEN_INT64, sparc_emit_set_const64): Likewise.
2384 * config/sparc/sparc.md (movdf split): Likewise.
2386 2001-11-03 Geoffrey Keating <geoffk@redhat.com>
2388 * unroll.c (calculate_giv_inc): Use find_last_value rather
2389 than just hoping the last instruction is the right SET.
2390 [Fixes 990604-1.c on stormy16.]
2392 * config/stormy16/stormy16.h (LIB_SPEC): Don't supply any libgloss
2393 library at all if -T is used.
2395 * config/stormy16/stormy16.c (stormy16_print_operand): Avoid
2396 some uses of uninitialized variables in error cases.
2398 * config/stormy16/stormy16.c (stormy16_output_shift): Don't
2399 look at 'temp' if we won't be using it.
2401 * config/stormy16/stormy16.h (CONST_COSTS): Define.
2402 (RTX_COSTS): Define.
2403 (ADDRESS_COST): Define.
2404 (MEMORY_MOVE_COST): Allow for memory_move_secondary_cost.
2406 * config/stormy16/stormy16.h (ASM_SPEC): Pass -g to the assembler.
2408 * config/stormy16/stormy16.h (ASM_OUTPUT_MI_THUNK): Call
2409 stormy16_asm_output_mi_thunk.
2410 * config/stormy16/stormy16.c (stormy16_asm_output_mi_thunk): New
2412 * config/stormy16/stormy16-protos.h
2413 (stormy16_asm_output_mi_thunk): New prototype.
2415 2001-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
2417 * ChangeLog.2, ChangeLog.4, ChangeLog.5, ChangeLog,
2418 FSFChangeLog.10, FSFChangeLog.11, alias.c, attribs.c,
2419 caller-save.c, calls.c, cfg.c, cfganal.c, cfgcleanup.c, cfgrtl.c,
2420 cppmacro.c, fold-const.c, ifcvt.c, local-alloc.c, profile.c,
2421 sched-int.h, toplev.c, config/alpha/alpha.c,
2422 config/alpha/alpha.md, config/c4x/c4x.h, config/cris/cris.h,
2423 config/cris/cris.md, config/i370/i370.md, config/i386/i386.c,
2424 config/i386/i386.h, config/i386/i386.md, config/i386/xm-djgpp.h,
2425 config/ia64/ia64.c, config/m68hc11/m68hc11.c, config/m68k/m68k.md,
2426 config/mcore/mcore.h, config/mmix/mmix.c, config/ns32k/ns32k.h,
2427 config/ns32k/ns32k.md, config/rs6000/rs6000.c,
2428 config/rs6000/sysv4.h, config/sh/sh.md: Fix spelling errors.
2430 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2432 * Makefile.in (dbxout.o): Depend on function.h.
2433 * collect2.c (is_in_list): Hide unused function.
2434 * dbxout.c: Include function.h.
2435 (source_label_number, dbxout_source_line, dbxout_source_file,
2436 dbxout_function_end, dbxout_begin_function): Wrap/move inside
2437 macros controlling usage.
2438 * gcc.c (TARGET_EXECUTABLE_SUFFIX): Undef before defining.
2439 * output.h (exports_section): Prototype.
2441 * convex.c (convex_output_function_prologue): Fix format specifier
2443 (asm_declare_function_name): Fix signed/unsigned warning.
2444 (print_operand): Fix format specifier warning.
2445 * convex.h (S_REGNO_P, A_REGNO_P): Fix signed/unsigned warning.
2446 * dsp16xx-protos.h (uns_comparison_operator,
2447 num_1600_core_shifts): Prototype.
2448 * dsp16xx.c: Include tm_p.h, not dsp16xx-protos.h.
2449 (frame_size, frame_pointer_offset): Delete.
2450 (dsp16xx_output_function_prologue, dsp16xx_output_function_epilogue):
2451 Make static. Fix format specifier warnings.
2452 * dsp16xx.h (IS_ACCUM_REG): Fix unsigned>=0 warning.
2453 (EXTRA_SECTION_FUNCTIONS): Prototype const_section.
2454 * dsp16xx.md: Add default case in switches.
2455 * fr30.h (IN_RANGE): Delete.
2456 * ia64.h (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
2457 * mcore-protos.h (mcore_output_cmov): Const-ify.
2458 * mcore.c (mcore_output_cmov): Likewise.
2459 * mcore.h (switch_to_section): Make static and prototype.
2460 * mn10200.h (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Fix
2461 unsigned>=0 warnings.
2462 * mn10300.h (REGNO_IN_RANGE_P): Likewise.
2463 * rs6000-protos.h (read_only_data_section,
2464 read_only_private_data_section): Prototype.
2465 * rs6000.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
2466 * sh.c (sh_adjust_cost): Mark parameter with ATTRIBUTE_UNUSED.
2467 * sh.h (GENERAL_REGISTER_P): Fix unsigned>=0 warning.
2469 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2471 * dwarf2asm.c (dw2_asm_output_pcrel): Mark parameters with
2473 * final.c (final_scan_insn): Add brackets around body of if-stmt.
2474 * gcc.c (convert_filename): Add static prototype. Const-ify.
2475 Wrap variable in macros controlling its use.
2476 * output.h (sdata_section): Add prototype.
2478 * 1750a.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
2479 (ASM_OUTPUT_ASCII): Avoid signed/unsigned warning.
2480 * c4x.h (INIT_SECTION_FUNCTION): Add prototype.
2481 (ASM_FILE_START): Const-ify.
2482 (ASM_OUTPUT_BYTE_FLOAT, ASM_OUTPUT_SHORT_FLOAT): Fix format
2484 * c4x.md: Don't use the 'U' integer suffix.
2485 * clipper.md (clipper_movstr): Delete declaration.
2486 * d30v-protos.h (d30v_move_2words): Const-ify.
2487 (debug_stack_info): Add prototype.
2488 * d30v.c: Include "integrate.h".
2489 (d30v_function_arg_boundary, d30v_function_arg,
2490 d30v_function_arg_partial_nregs, d30v_function_arg_advance): Avoid
2491 signed/unsigned warnings.
2492 (d30v_print_operand_memory_reference, d30v_move_2words):
2494 * d30v.h (REG_CLASS_FROM_LETTER): Use unsigned array subscript.
2495 * fr30.c (fr30_pass_by_reference, fr30_pass_by_value): Prototype.
2496 * fr30.md: Const-ify.
2497 * h8300.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
2498 * i370.c (i370_label_scan, mvs_get_label): Make definition static.
2499 (mvs_get_label_page): Hide unused static function.
2500 * i860.c (current_function_original_name): Const-ify.
2501 * i860/sysv3.h (current_function_original_name): Likewise.
2502 * i860/sysv4.h (current_function_original_name): Likewise.
2503 * i960.md: Add default case in switches. Remove unused variable.
2504 * i960/vx960-coff.h (MULTILIB_DEFAULTS): Undef before defining.
2505 * m32r.md: Const-ify.
2506 * m68hc11-protos.h (m68hc11_asm_file_start): Const-ify.
2507 * m68hc11.c: Include "reload.h".
2508 (static_chain_reg, print_options, m68hc11_asm_file_start):
2510 * m68hc11.md: Delete unused variable. Const-ify. Add parens
2511 around & in comparison.
2512 * mcore.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
2513 * mn10200.c (shift_mode): Remove trailing comma.
2514 * mn10300-protos.h (output_tst): Const-ify.
2515 * mn10300.c (output_tst): Likewise.
2516 * pa/long_double.h (ASM_OUTPUT_LONG_DOUBLE): Fix format specifier
2518 * pa-protos.h (output_ascii): Use regular char *, not unsigned.
2519 * pa.c (output_ascii): Likewise.
2520 * pa/som.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
2521 * pdp11.md (expand_unop): Delete declarations.
2522 * pj-protos.h (pj_output_addsi3): Const-ify.
2523 * pj.c (pj_output_push_int, pj_output_load, pj_output_inc,
2524 pj_output_cnv_op, mode_to_char, pj_output_varidx, pj_print_cond,
2525 unique_src_operand): Add prototypes.
2526 (pj_output_store_into_lval): Make definition static.
2527 (pj_function_incoming_arg): Don't use unary plus.
2528 (pj_output_addsi3): Const-ify.
2529 * romp.md (get_symref): Delete declarations.
2530 * v850-c.c (mark_current_function_as_interrupt): Don't return
2531 value from void function.
2532 * v850.c: Include "integrate.h".
2533 * v850.h (ASM_OUTPUT_LABELREF): Const-ify.
2534 * vax-protos.h (const_section): Add prototype.
2536 2001-11-03 Aldy Hernandez <aldyh@redhat.com>
2538 * machmode.def: Add documentation for the seventh argument in
2541 2001-11-04 Hans-Peter Nilsson <hp@bitrange.com>
2543 * doc/invoke.texi (MMIX Options) <-mno-knuthdiv>: Say remainder
2545 <-mno-toplevel-symbols>: Change @code{:} to @samp{:}.
2546 <-melf>: Don't have markup for ELF acronym.
2548 2001-11-03 Hans-Peter Nilsson <hp@bitrange.com>
2550 * config.gcc (mmix-*-*): New target.
2551 * doc/invoke.texi: Document MMIX options.
2552 * doc/contrib.texi: Add note about MMIX port to my entry.
2553 * config/mmix/t-mmix: New file.
2554 * config/mmix/mmix.h: New file.
2555 * config/mmix/mmix-protos.h: New file.
2556 * config/mmix/mmix.c: New file.
2557 * config/mmix/mmix.md: New file.
2558 * config/mmix/crti.asm: New file.
2559 * config/mmix/crtn.asm: New file.
2561 2001-11-03 Kazu Hirata <kazu@hxi.com>
2563 * config/sparc/linux-aout.h: Fix comment formatting.
2564 * config/sparc/linux.h: Likewise.
2565 * config/sparc/linux64.h: Likewise.
2566 * config/sparc/lynx.h: Likewise.
2567 * config/sparc/pbd.h: Likewise.
2568 * config/sparc/sol2-sld-64.h: Likewise.
2569 * config/sparc/sol2.h: Likewise.
2570 * config/sparc/sparc.c: Likewise.
2571 * config/sparc/sparc.h: Likewise.
2572 * config/sparc/sparc.md: Likewise.
2573 * config/sparc/sunos4.h: Likewise.
2574 * config/sparc/vxsim.h: Likewise.
2575 * config/sparc/vxsparc.h: Likewise.
2576 * config/sparc/vxsparc64.h: Likewise.
2578 Sat Nov 3 10:37:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2580 * cselib.c (cselib_subst_to_values, case CONST_DOUBLE): Remove
2581 reference to CONST_DOUBLE_MEM in comment.
2582 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Remove one operand.
2583 (gen_rtx, case CONST_DOUBLE): Call it with one less operand.
2584 (init_emit_once): Don't clear CONST_DOUBLE_MEM.
2585 * function.c (pop_function_context_from): Don't call
2586 restore_varasm_status.
2587 * function.h (restore_varasm_status): Delete declaration.
2588 * gengenrtl.c (CONST_DOUBLE_FORMAT): Delete CONST_DOUBLE_MEM slot.
2590 * rtl.def (CONST_DOUBLE): Update comment.
2591 * rtl.h (CONST_DOUBLE_HIGH, CONST_DOUBLE_LOW): Update operand number.
2592 (CONST_DOUBLE_CHAIN): Likewise.
2593 (CONST_DOUBLE_MEM): Delete.
2594 (gen_rtx_CONST_DOUBLE): Update parameters.
2595 * varasm.c (struct varasm_status): x_pool_offset now HOST_WIDE_INT.
2596 Remove reference to CONST_DOUBLE_MEM.
2597 (const_alias_set): New variable.
2598 (immed_double_const): Change call to gen_rtx_CONST_DOUBLE.
2599 (immed_real_const_1): Adjust tests for 0, 1, and 2.
2600 Don't set CONST_DOUBLE_MEM.
2601 (clear_const_double_mem): Don't do anything with const_tiny_rtx.
2602 (output_constant_def): Don't look at TREE_CST_RTL if INTEGER_CST.
2603 Put constant in const_alias_set.
2604 (struct pool_constant): ALIGN now unsigned.
2605 OFFSET now HOST_WIDE_INT.
2607 (restore_varasm_status): Deleted.
2608 (mark_pool_constant): Mark desc->rtl.
2609 (force_const_mem): Rework to store rtl in hash table,
2610 not CONST_DOUBLE_MEM.
2611 Put constant in const_alias_set.
2612 (find_pool_constant): Check desc->rtl.
2613 (mark_constants, mark_constant): Don't special-case CONST_DOUBLE.
2614 (init_varasm_once): Initialize const_alias_set.
2616 * expr.c (expand_expr, case ADDDR_EXPR): If at top level, don't call
2619 * reload.c (combine_reloads): Don't combine an output reload if there
2620 are other reloads around for part of the output.
2622 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGINGP_P if T is a
2623 constant expression.
2624 (set_mem_decl): New function.
2625 * expr.h (set_mem_decl): New declaration.
2626 * final.c (get_decl_from_op): Don't use ORIGINAL_REGNO if not pseudo.
2627 (output_asm_operand_names): Add tab.
2628 * reload1.c (alter_reg): Set decl of MEM from REG_DECL.
2630 * builtins.c (get_memory_rtx): Properly set MEM alias set and
2633 2001-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
2635 * doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/tm.texi:
2636 Use "invalid" instead of "illegal". Use @r in comments in
2639 2001-11-02 Neil Booth <neil@daikokuya.demon.co.uk>
2641 * c-decl.c (pushdecl): Move block inside if conditional to remove
2642 possibility of a segfault. Lookup block-level extern
2643 variables in enclosing scopes correctly.
2645 * testsuite/gcc.c-torture/compile/20001018-1.x: Remove XFAIL.
2647 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
2649 * expmed.c (store_bit_field): Use simplify_gen_subreg to make
2650 SUBREG so we avoid SUBREGing memory.
2652 * expmed.c (store_bit_field): Same.
2654 2001-11-02 DJ Delorie <dj@redhat.com>
2656 * config/rs6000/rs6000.c (rs6000_emit_move): Make sure that
2657 using FP registers for DImode mem-mem moves is acceptable.
2659 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
2661 * builtins.c (apply_args_size): Handle vector arguments.
2662 (apply_result_size): Same.
2664 * machmode.def: Set WIDER mode field for all vector entries.
2666 2001-11-02 Graham Stott <grahams@redhat.com>
2668 * recog.c (decode_asm_operands): Check that the SRC is ASM_OPERANDS.
2670 2001-11-01 Eric Christopher <echristo@redhat.com>
2672 * config.gcc: Revert part of earlier patch.
2673 * config/mips/linux.h: Ditto.
2674 * df.c: Include tm_p.h to avoid warnings.
2675 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Add defaults. Adjust
2677 * config/mips/mips.c: Define mips_abi regardless.
2678 (mips_output_function_prologues): Add long casts for .frame
2680 (override_options): Allow use of ABI_32.
2682 2001-11-01 Kazu Hirata <kazu@hxi.com>
2684 * config/m68hc11/m68hc11.c: Fix comment formatting.
2685 * config/m68hc11/m68hc11.h: Likewise.
2686 * config/m68hc11/m68hc11.md: Likewise.
2688 2001-11-01 Neil Booth <neil@daikokuya.demon.co.uk>
2690 * c-typeck.c (default_conversion): Retain the original expression
2692 * gcc.dg/Wparentheses.c: New tests.
2694 2001-11-01 David S. Miller <davem@redhat.com>
2696 * doc/install.texi (Specific, sparc-sun-solaris2*): Bring
2697 64-bit Sparc description more in line with reality.
2699 2001-11-01 Joseph S. Myers <jsm28@cam.ac.uk>
2701 * Makefile.in (GCOV_OBJS): Add version.o.
2702 * gcov.c: Include "version.h" and <getopt.h>.
2703 (gcov_version_string): Remove.
2704 (print_usage): Take a parameter to determine whether this is a
2705 call from --help or an error message. Give fuller output that
2706 follows the GNU Coding Standards for --help.
2707 (print_version): New function.
2709 (process_args): Use getopt_long. Support long options. Follow
2710 GNU Coding Standards for --help and --version.
2711 * doc/gcov.texi: Document long options.
2712 Addresses part of PR other/704.
2714 2001-11-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
2716 * pa.c (output_move_double): Fix typo in double load.
2718 2001-11-01 Kazu Hirata <kazu@hxi.com>
2720 * config/h8300/h8300.c (h8300_encode_label): Compute a string
2721 before passing it to ggc_alloc_string.
2723 2001-11-01 Kazu Hirata <kazu@hxi.com>
2725 * config/m68k/3b1.h: Fix comment formatting.
2726 * config/m68k/3b1g.h: Likewise.
2727 * config/m68k/a-ux.h: Likewise.
2728 * config/m68k/amix.h: Likewise.
2729 * config/m68k/apollo68.h: Likewise.
2730 * config/m68k/atari.h: Likewise.
2731 * config/m68k/aux-exit.c: Likewise.
2732 * config/m68k/ccur-GAS.h: Likewise.
2733 * config/m68k/crds.h: Likewise.
2734 * config/m68k/dpx2.h: Likewise.
2735 * config/m68k/dpx2g.h: Likewise.
2736 * config/m68k/hp310.h: Likewise.
2737 * config/m68k/hp320.h: Likewise.
2738 * config/m68k/isi.h: Likewise.
2739 * config/m68k/linux.h: Likewise.
2740 * config/m68k/lynx.h: Likewise.
2741 * config/m68k/m68k-psos.h: Likewise.
2742 * config/m68k/m68k.c: Likewise.
2743 * config/m68k/m68k.h: Likewise.
2744 * config/m68k/m68k.md: Likewise.
2745 * config/m68k/m68kelf.h: Likewise.
2746 * config/m68k/m68kv4.h: Likewise.
2747 * config/m68k/mot3300.h: Likewise.
2748 * config/m68k/news.h: Likewise.
2749 * config/m68k/next.h: Likewise.
2750 * config/m68k/pbb.h: Likewise.
2751 * config/m68k/plexus.h: Likewise.
2752 * config/m68k/sgs.h: Likewise.
2753 * config/m68k/sun3.h: Likewise.
2754 * config/m68k/tower.h: Likewise.
2755 * config/m68k/vxm68k.h: Likewise.
2757 2001-10-31 DJ Delorie <dj@redhat.com>
2759 * config/mips/mips.h (mips_cache_flush_func): Prototype.
2760 (TARGET_OPTIONS): Support -mflush-func= and -mno-flush-func.
2761 (INITIALIZE_TRAMPOLINE): Use mips_cache_flush_func if nonzero.
2762 * config/mips/mips.c (mips_cache_flush_func): New.
2763 * doc/invoke.texi: Document the new options.
2765 2001-10-31 Hans-Peter Nilsson <hp@axis.com>
2767 * config.gcc (cris-*-linux*, tm_file): Rearrange order.
2768 * config/cris/linux.h (LIB_SPEC, STARTFILE_SPEC): Don't redefine.
2770 * config/cris/cris.h (EH_RETURN_DATA_REGNO): Fix formatting.
2772 * config/cris/cris.c: Include output.h after tree.h but before
2775 2001-10-31 Zack Weinberg <zack@codesourcery.com>
2777 * Makefile.in (INTL_TARGETS, POSUB): Delete all references.
2778 (INTL_SUBDIRS): Just intl.
2779 (.SUFFIXES): Add .gmo .po .pox.
2780 (native): Also depend on build-@POSUB@.
2781 (intl.all, intl.install): Depend on config.h and things it includes.
2782 (po-generated): New target; depend on c-parse.c and tradcif.c.
2783 (install-normal): Also depend on install-@POSUB@.
2784 (XGETTEXT, GMSGFMT, MSGMERGE, PACKAGE, CATALOGS): New variables.
2785 (build-, install-, build-po, update-po, install-po,
2786 .po.gmo, .po.pox, $(PACKAGE).pot, po/$(PACKAGE).pot): New rules.
2788 * aclocal.m4: Prefix each entry in CATALOGS with "po/"
2789 * configure.in: Don't munge XGETTEXT. Don't generate
2791 * configure: Regenerate.
2793 * exgettext: Delete.
2794 * config/m68k/m68k.h: Add doc strings for -msky and -mnosky.
2795 * objc/Make-lang.in: Replace $(INTL_TARGETS) with po-generated.
2797 2001-10-31 Kazu Hirata <kazu@hxi.com>
2799 * config/h8300/h8300.md (two anonymous patterns): New.
2801 2001-10-31 Aldy Hernandez <aldyh@redhat.com>
2803 * tree.h (tree_index): Add support for V16QI and V8HI.
2804 (V8HI_type_node): New.
2805 (V16QI_type_node): New.
2807 * tree.c (build_common_tree_nodes_2): Same.
2809 * c-common.c (type_for_mode): Same.
2811 2001-10-31 Kazu Hirata <kazu@hxi.com>
2813 * config/i386/att.h: Fix comment formatting.
2814 * config/i386/beos-elf.h: Likewise.
2815 * config/i386/bsd.h: Likewise.
2816 * config/i386/bsd386.h: Likewise.
2817 * config/i386/crtdll.h: Likewise.
2818 * config/i386/cygwin.asm: Likewise.
2819 * config/i386/cygwin.h: Likewise.
2820 * config/i386/djgpp.h: Likewise.
2821 * config/i386/freebsd-aout.h: Likewise.
2822 * config/i386/freebsd.h: Likewise.
2823 * config/i386/gas.h: Likewise.
2824 * config/i386/i386-interix.h: Likewise.
2825 * config/i386/i386-protos.h: Likewise.
2826 * config/i386/i386.c: Likewise.
2827 * config/i386/i386.h: Likewise.
2828 * config/i386/i386.md: Likewise.
2829 * config/i386/i386elf.h: Likewise.
2830 * config/i386/interix.c: Likewise.
2831 * config/i386/isc.h: Likewise.
2832 * config/i386/isccoff.h: Likewise.
2833 * config/i386/iscdbx.h: Likewise.
2834 * config/i386/linux.h: Likewise.
2835 * config/i386/lynx.h: Likewise.
2836 * config/i386/mingw32.h: Likewise.
2837 * config/i386/netbsd-elf.h: Likewise.
2838 * config/i386/next.h: Likewise.
2839 * config/i386/osf1elf.h: Likewise.
2840 * config/i386/osfrose.h: Likewise.
2841 * config/i386/sco5.h: Likewise.
2842 * config/i386/seq-gas.h: Likewise.
2843 * config/i386/seq-sysv3.h: Likewise.
2844 * config/i386/sequent.h: Likewise.
2845 * config/i386/sol2.h: Likewise.
2846 * config/i386/sun386.h: Likewise.
2847 * config/i386/uwin.asm: Likewise.
2848 * config/i386/uwin.h: Likewise.
2849 * config/i386/vxi386.h: Likewise.
2850 * config/i386/win32.h: Likewise.
2851 * config/i386/winnt.c: Likewise.
2852 * config/i386/xm-cygwin.h: Likewise.
2853 * config/i386/xm-mingw32.h: Likewise.
2855 2001-10-31 Kazu Hirata <kazu@hxi.com>
2857 * builtins.def: Fix comment typos.
2858 * config/alpha.c: Likewise.
2859 * config/arm/arm.c: Likewise.
2860 * config/avr/avr.h: Likewise.
2861 * config/d30v/d30v.c: Likewise.
2862 * config/d30v/d30v.h: Likewise.
2863 * config/d30v/d30v.md: Likewise.
2864 * config/dsp16xx/dsp16xx.c: Likewise.
2865 * config/fr30/fr30.c: Likewise.
2866 * config/fr30/fr30.md: Likewise.
2867 * config/i386/i386.c: Likewise.
2868 * config/i860/i860.c: Likewise.
2869 * config/i960/i960.c: Likewise.
2870 * config/ia64/ia64.c: Likewise.
2871 * config/mips/mips.c: Likewise.
2872 * config/pa/pa.c: Likewise.
2873 * config/rs6000/rs6000.c: Likewise.
2874 * config/s390/s390.c: Likewise.
2875 * config/sparc/sparc.c: Likewise.
2877 2001-10-30 Kazu Hirata <kazu@hxi.com>
2879 * config/mips/elf.h: Fix comment formatting.
2880 * config/mips/elf64.h: Likewise.
2881 * config/mips/iris5.h: Likewise.
2882 * config/mips/iris5gas.h: Likewise.
2883 * config/mips/iris6.h: Likewise.
2884 * config/mips/isa3264.h: Likewise.
2885 * config/mips/linux.h: Likewise.
2886 * config/mips/mips.c: Likewise.
2887 * config/mips/mips.h: Likewise.
2888 * config/mips/mips.md: Likewise.
2889 * config/mips/mips16.S: Likewise.
2890 * config/mips/netbsd.h: Likewise.
2891 * config/mips/osfrose.h: Likewise.
2892 * config/mips/r3900.h: Likewise.
2893 * config/mips/sni-svr4.h: Likewise.
2894 * config/mips/svr4-t.h: Likewise.
2895 * config/mips/ultrix.h: Likewise.
2897 2001-10-30 Daniel Berlin <dan@cgsoftware.com>
2899 * bitmap.c (bitmap_element_free): Don't forget to update head->indx
2900 when we update head->current.
2902 2001-10-30 Neil Booth <neil@daikokuya.demon.co.uk>
2904 * tree.c (id_string_size): Remove.
2905 (dump_tree_statistics): Update.
2906 * toplev.c (compile_file): If dumping stats, dump tree stats too.
2908 Tue Oct 30 19:00:43 CET 2001 Jan Hubicka <jh@suse.cz>
2910 * sched-rgn.c (schedule_insns): Fix comment.
2912 2001-10-30 Zack Weinberg <zack@codesourcery.com>
2914 * configure.in: Correct previous change: don't assume that
2915 gas's version number _isn't_ the last thing on the line, or
2916 isn't the only number on the line, either.
2917 * configure: Regenerate.
2919 2001-10-30 Kazu Hirata <kazu@hxi.com>
2921 * cfgcleanup.c: Fix a comment typo.
2923 2001-10-30 Kazu Hirata <kazu@hxi.com>
2925 * alias.c: Fix comment formatting.
2926 * recog.c: Likewise.
2927 * config/cris/cris.c: Likewise.
2928 * config/cris/cris.h: Likewise.
2929 * config/i960/i960.c: Likewise.
2930 * config/i960/i960.h: Likewise.
2932 2001-10-30 Kazu Hirata <kazu@hxi.com>
2934 * config/arm/arm.c: Fix a comment typo.
2935 * config/arm/arm.h: Likewise.
2936 * config/ia64/ia64.c: Likewise.
2938 2001-10-30 Jakub Jelinek <jakub@redhat.com>
2940 * emit-rtl.c (set_unique_reg_note): Don't create REG_EQUAL or
2941 REG_EQUIV notes for ASM_OPERANDS. Return the new note (if any).
2942 * rtl.h (set_unique_reg_note): Change return value.
2943 * gcse.c (try_replace_reg): Use set_unique_reg_note.
2944 * cse.c (cse_insn): Likewise.
2945 * expr.c (emit_move_insn): Likewise.
2946 * explow.c (force_reg): Likewise.
2947 * local-alloc (update_equiv_regs): Likewise.
2948 * loop.c (move_moveables, load_mems): Likewise.
2949 * reload (find_reloads): Likewise.
2951 2001-10-30 Paolo Bonzini <bonzini@gnu.org>
2954 * c-decl.c (parmlist_tags_warning, start_struct,
2955 check_for_loop_decls): Separate messages for struct, union and
2956 enum cases to allow for languages in which they have different
2958 * c-format.c (scanf_flag_specs): Separate short and long name of
2959 the assignment suppression feature.
2960 (check_format_types): Localize "pointer" and "different types"
2962 * c-lex.c (lex_number): Localize "an unsigned long int" and
2964 (lex_string) [MULTIBYTE_CHARS]: Use initial lowercase letter on
2966 * c-typeck.c (build_unary_up): Separate messages for increment and
2967 decrement cases to allow for languages in which they use different
2968 articles. Localize the strings "increment" and "decrement" in one
2971 Tue Oct 30 11:08:11 CET 2001 Jan Hubicka <jh@suse.cz>
2973 * lcm.c (optimize_mode_switching): Do not rebuild liveness information
2974 when no changes has been made.
2976 * gcse.c (reg_set_bitmap): Turn into reg_set.
2977 (modify_mem_list_set, canon_modify_mem_list_set)
2978 (clear_modify_mem_tables, free_modify_mem_tables): New.
2979 (gcse_main); Use free_modify_mem_tables.
2980 (free_gcse_mem): Likewise; free the bitmaps.
2981 (alloc_gcse_main): Initialize the bitmaps.
2982 (canon_list_insert): Set canon_modify_mem_list_set.
2983 (record_last_mem_set_info): Likewise; set modify_mem_list_set.
2984 (compute_hash_table): Use clear_modify_mem_tables.
2985 (reset_opr_set_tables): Likewise.
2986 (oprs_not_set_p): reg_set_bitmap is regset.
2987 (mark_set, mark_clobber): Likewise.
2989 * df.h (DF_EQUIV_NOTES): New constant.
2990 (df_insn_refs_record): Record uses inside or REG_EQUIV/EQUAL notes
2993 * sched-rgn.c (CHECK_DEAD_NOTES): New constant.
2994 (init_regions, schedule_insns): Conditionalize the checking
2995 code by CHECK_DEAD_NOTES; avoid multiple calls to update_life_info.
2997 Tue Oct 30 11:02:31 CET 2001 Jan Hubicka <jh@suse.cz>
2999 * i386.md (movti_rex64 splitter): Fix condition.
3001 2001-10-29 Zack Weinberg <zack@codesourcery.com>
3003 * configure.in: Do not assume that gas's version number is the
3004 last thing on the first line of as --version output.
3005 * configure: Regenerate.
3007 * tradcpp.c: Include intl.h. Rename WARNING, ERROR, FATAL to
3008 MT_WARNING, MT_ERROR, MT_FATAL.
3009 (main): Call gcc_init_libintl.
3010 (v_message): Call gettext on msgid and "warning: "
3011 * tradcif.y: Include intl.h.
3012 (yyerror): Make parameter definition consistent with
3013 prototype. Call gettext on msgid argument.
3015 2001-10-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3017 * combine.c (num_sign_bit_copies): Avoid signed/unsigned
3020 * sparc/sol2.h: Include <sys/mman.h> when L_trampoline is defined.
3022 Mon Oct 29 19:22:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3024 * reload1.c (eliminate_regs): Test for reg_renumber being allocated
3025 before referencing it.
3027 2001-10-26 DJ Delorie <dj@redhat.com>
3029 * config/rs6000/sysv4.h (LINK_SPEC): Allow -msdata=none to
3030 override -G, and force -G0.
3032 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
3034 * ChangeLog.2, ChangeLog.3, ChangeLog.4, FSFChangeLog.10,
3035 FSFChangeLog.11, c-common.c, c-common.def, c-common.h, c-decl.c,
3036 c-dump.c, c-typeck.c, except.c, sdbout.c, simplify-rtx.c,
3037 timevar.h, tree.h, varasm.c: Fix spelling errors and typos.
3039 * loop.h (struct induction): Rename ext_dependant to
3041 * loop.c: Change all uses.
3042 (check_ext_dependant_givs): Rename to check_ext_dependent_givs.
3043 All callers changed.
3044 * timevar.c (DEFTIMEVAR): Fix spelling of identifier__ parameter.
3046 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
3048 * c-parse.in (expr_no_commas, primary), c-typeck.c
3049 (parser_build_binary_op): Use IS_EXPR_CODE_CLASS.
3051 2001-10-29 David Edelsohn <edelsohn@gnu.org>
3053 Undo assemble_name change in earlier patch.
3055 Mon Oct 29 21:11:40 2001 Nicola Pero <n.pero@mi.flashnet.it>
3057 * objc/objc-act.c (finish_message_expr): For the GNU runtime: when
3058 determining the type of the receiver, do not check that TREE_CODE
3059 of receiver is CALL_EXPR before calling receiver_is_class_object().
3060 (receiver_is_class_object): For the GNU runtime: recognize
3061 the case that the receiver is self in a class method context.
3062 Check that TREE_CODE of receiver is CALL_EXPR when checking that
3063 the receiver is a call to objc_get_class.
3065 2001-10-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
3067 * pa.md (floatunssisf2): Set subreg 0 of operand 2 to zero.
3069 Mon Oct 29 07:23:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3071 * Makefile.in (OBJS): Put all files in alphabetical order.
3073 * dwarf2out.c (add_const_value_attribute): Fix error in last
3076 Mon Oct 29 12:43:06 CET 2001 Jan Hubicka <jh@suse.cz>
3078 * basic-block.h (purge_all_dead_edges): Add update_life_p argument.
3079 * cfgcleanup.c (merge_blocks): Update the life flag after merging;
3081 * cfgrtl.c (purge_all_dead_edges): Allow updating of liveness.
3082 (life_analysis): call purge_all_dead_edges after deleting noops.
3083 (delete_noop_move): Do not purge CFG.
3084 * toplev.c (rest_of_compilation): Update purge_all_dead_edges call.
3086 2001-10-28 David Edelsohn <edelsohn@gnu.org>
3088 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use assemble_name.
3089 * config/rs6000/darwin.h (RS6000_OUTPUT_BASENAME): Delete.
3090 (ASM_GLOBALIZE_LABEL): Use assemble_name.
3091 (ASM_OUTPUT_COMMON): Likewise.
3092 * config/rs6000/rs6000.c (print_operand): Use assemble_name.
3093 (rs6000_output_function_epilogue): Likewise.
3094 (output_mi_thunk): Fix typo.
3095 (rs6000_output_symbol_ref): Use assemble_name.
3096 (output_toc): Likewise.
3097 * config/rs6000/sysv4.h (RS6000_OUTPUT_BASENAME): Delete.
3098 * config/rs6000/xcoff.h (RS6000_OUTPUT_BASENAME): Delete;
3099 assemble_name calls STRIP_NAME_ENCODING.
3100 (ASM_OUTPUT_LABEL): Use assemble_name.
3101 (ASM_GLOBALIZE_LABEL): Likewise.
3102 (ASM_DECLARE_FUNCTION_NAME): Likewise.
3103 (ASM_OUTPUT_ALIGNED_COMMON): Indent pseudo-op. Use assemble_name.
3104 (ASM_OUTPUT_LOCAL): Likewise.
3106 Sun Oct 28 15:45:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3108 * builtins.c (get_memory_rtx): Handle POINTERS_EXTEND_UNSIGNED case.
3109 (expand_builtin_apply, expand_builtin_return): Likewise.
3110 (expand_builtin_va_arg, expand_builtin_va_copy): Likewise.
3112 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
3114 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
3115 ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11,
3116 c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc,
3117 configure, configure.in, except.c, except.h, flow.c, function.c,
3118 gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def,
3119 predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c,
3120 sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c,
3121 unroll.c: Fix spelling errors.
3123 * doc/extend.texi, doc/invoke.texi: Fix spelling.
3125 * doc/gcc.texi: Document use of "dependent" and American spelling.
3127 Sun Oct 28 17:05:36 CET 2001 Jan Hubicka <jh@suse.cz>
3129 * expr.c (emit_group_load): Support CONCATs by storing them to memory
3132 Sun Oct 28 09:59:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3134 * expr.c (store_constructor_field): Only call adjust_address on MEM.
3136 Sun Oct 28 16:48:09 CET 2001 Jan Hubicka <jh@suse.cz>
3138 * genrecog.c (write_switch): Output if before switch for
3139 DT_elt_zero_wide_safe.
3141 2001-10-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3143 * Makefile.in (toplev.o, halfpic.o): Depend on halfpic.h
3144 * i386/osfrose.h (SUBTARGET_SWITCHES): Add missing comma.
3145 (FUNCTION_PROFILER): Const-ify.
3146 * halfpic.c: Include "expr.h", "output.h" and "halfpic.h".
3147 (eliminate_constant_term, assemble_name, output_addr_const):
3148 Remove declarations.
3149 (ptr_half_pic_address_p, half_pic_hash): Prototype.
3150 (all_refs, half_pic_prefix, half_pic_hash, half_pic_declare,
3151 half_pic_external, half_pic_address_p, half_pic_ptr): Const-ify.
3152 * halfpic.h (ptr_half_pic_address_p, half_pic_finish): Prototype.
3153 (half_pic_declare, half_pic_external): Const-ify.
3154 * toplev.c: Include "halfpic.h".
3156 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
3158 * config/alpha/alpha.md, config/arm/arm.c, config/arm/arm.h,
3159 config/d30v/d30v.h, config/fr30/fr30.c, config/i370/x-oe,
3160 config/i386/i386.c, config/i386/i386-interix.h,
3161 config/i386/i386.md, config/i386/i386.h, config/i386/sco5.h,
3162 config/i860/i860.h, config/i860/i860.md, config/m68k/aux-exit.c,
3163 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.md,
3164 config/ns32k/ns32k.h, config/pa/pa.c, config/rs6000/rs6000.c,
3165 config/sparc/sparc.c, config/m68hc11/m68hc11.c,
3166 config/cris/cris.c, config/cris/cris.h, config/s390/s390.c,
3167 config/s390/s390.h, config/stormy16/stormy16.h, doc/tm.texi: Fix
3170 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
3171 ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS,
3172 c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c,
3173 collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h,
3174 haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c,
3175 regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c,
3176 system.h, toplev.c: Fix spelling errors.
3178 Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3180 * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.
3182 * dwarf2out.c (reg_number): Abort if pseudo.
3183 (reg_loc_descriptor): Return 0 if pseudo.
3184 (is_based_loc): Return 0 if pseudo.
3185 (mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
3187 (concat_loc_descriptor): Return 0 if either part's descriptor is 0.
3188 (loc_descriptor): Return 0 if can't find location and handle 0
3189 return from recursive calls.
3190 (loc_descriptor_from_tree): Likewise.
3191 Fix handling of indirect.
3192 Also return 0 for PLACEHOLDER_EXPR.
3193 Clean up COMPONENT_REF cases.
3194 (add_AT_location_descriptor): Simplify, but handle 0 return from
3196 (add_const_value_attribute): Avoid shift count warning.
3197 (add_bound_info): Remove test for PLACEHOLDER_EXPR here.
3198 Set comp_unit_die as context if not in function.
3200 * config/mips/mips-protos.h: Break up long lines.
3201 Remove needless #ifdef/#endif blocks.
3202 Don't declare functions declared in file made by genpreds or recog.h.
3203 * config/mips/mips.c (mips_output_function_prologue): TSIZE
3204 is now HOST_WIDE_INT; delete unneeded casts.
3205 * config/mips/mips.h: Don't use #elif.
3207 * expr.c (stor_constructor_field): Always call adjust_address.
3208 Copy TARGET before changing its alias set.
3209 (store_field): Likewise, for TO_RTX.
3210 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
3212 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
3213 (find_placeholder): Return 0 if can't find object.
3214 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
3217 Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
3219 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
3221 Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
3223 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
3224 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
3225 (merge_blocks): Properly udpate life after making edge nonfallthru.
3226 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
3228 2001-10-26 Kazu Hirata <kazu@hxi.com>
3230 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
3232 2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
3234 * c-typeck.c (convert_arguments): When comparing for enumeral
3235 type equality, use TYPE_MAIN_VARIANT.
3236 * gcc.dg/Wconversion.c: New tests.
3238 2001-10-26 Kazu Hirata <kazu@hxi.com>
3240 * s390/s390.c: Fix comment typos.
3241 * s390/s390.h: Likewise.
3242 * s390/s390.md: Likewise.
3244 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
3246 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
3247 (walk_tree): Use it for tail calls where appropriate.
3249 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
3251 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
3252 non-local label_refs.
3254 2001-10-26 Kazu Hirata <kazu@hxi.com>
3256 * config/h8300/h8300.md (4 anonymous patterns): New.
3258 2001-10-26 Kazu Hirata <kazu@hxi.com>
3260 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
3261 algorithm through the shift_info structure.
3262 (emit_a_shift): Update the use of get_shift_alg.
3264 2001-10-27 Daniel Berlin <dan@cgsoftware.com>
3266 * sched-rgn.c: Remove bitset typedef.
3267 Change bitset to sbitmap in prototypes / variable types.
3269 Remove edgeset_bits.
3270 Remove edgeset_size.
3271 s/BITSET_ADD/SET_BIT/g
3272 s/BITSET_INVERT/sbitmap_ones/g
3273 s/BITSET_INTER/sbitmap_a_and_b/g
3274 s/BITSET_UNION/sbitmap_a_or_b/g
3275 s/BITSET_DIFFER/sbitmap_difference/g
3276 s/bitset_member/TEST_BIT/g
3277 (BITSET_*): Removed.
3278 (bitset_member): Removed.
3279 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
3280 EXECUTE_IF_SET_IN_SBITMAP.
3281 (split_edges): Rewrite, use sbitmap functions instead of bitset
3283 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
3285 2001-10-26 Andreas Schwab <schwab@suse.de>
3287 * reload1.c (emit_input_reload_insns): Fix parens in last
3288 (undocumented) change that was supposed to change only whitespace.
3290 Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3292 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
3294 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
3297 2001-10-26 Andreas Jaeger <aj@suse.de>
3299 * flow.c (clear_log_links): Remove unused variable.
3300 * cfgcleanup.c (cleanup_cfg): Likewise.
3302 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
3304 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
3305 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
3307 2001-10-26 Richard Henderson <rth@redhat.com>
3309 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
3310 rename PV_REG to R27_REG.
3311 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
3312 (REG_CLASS_FROM_LETTER): Update.
3313 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
3314 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
3315 (udivsi3, modsi3, umodsi3): Likewise.
3316 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
3318 2001-10-26 Richard Henderson <rth@redhat.com>
3320 * cfg.c (clear_aux_for_blocks): Split out of ...
3321 (free_aux_for_blocks): here.
3322 (clear_aux_for_edges): Split from ...
3323 (free_aux_for_edges): here.
3324 * basic-block.h: Declare them.
3325 * lcm.c (compute_antinout_edge): Use them.
3326 (compute_laterin, compute_available, compute_nearerout): Likewise.
3327 (optimize_mode_switching): Likewise.
3329 2001-10-26 Richard Henderson <rth@redhat.com>
3331 * Makefile.in (unstage*): Remove as, ld, collect-ld before
3332 moving everything back to the main build directory.
3334 2001-10-26 Christopher Faylor <cgf@redhat.com>
3336 * config/i386/cygwin.h: Search target specific include directory, if
3339 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3341 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
3342 of macro guards. Fix #endif comment.
3344 * output.h (default_exception_section, default_eh_frame_section):
3345 Move prototypes outside of macro guard.
3347 * crtstuff.c: Fix #endif comment.
3349 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
3351 * doc/md.texi (movMM): Clarify semantics of storing into a
3352 non-paradoxical SUBREG.
3354 2001-10-25 Zack Weinberg <zack@codesourcery.com>
3356 * langhooks.c (lang_hook_default_clear_binding_stack): New.
3357 (lang_hook_default_get_alias_set): Move next to other alias
3359 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
3360 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
3361 (LANG_HOOKS_INITIALIZER): Add it.
3362 * toplev.h (struct lang_hooks): Add clear_binding_stack.
3363 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
3364 instead of a loop calling poplevel.
3366 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
3368 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
3369 occurrences of #elif with #if...#endif.
3371 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3373 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
3375 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3377 * alias.c (can_address_p): No longer static.
3378 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
3379 Return 0 if all parameters are default values.
3380 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
3381 (adjust_address_1): Try harder to compute a size.
3382 * expr.c (expand_assignment, store_constructor): If can't address,
3383 set MEM_KEEP_ALIAS_SET_P.
3384 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
3385 (store_field): Likewise.
3386 (store_constructor): Simplify call to store_constructor_field.
3387 * expr.h (can_address_p): New declaration.
3388 * gensupport.c (gen_rtx_CONST_INT): New function.
3389 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
3390 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
3391 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
3393 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
3395 2001-10-24 Christopher Faylor <cgf@redhat.com>
3397 * config/i386/cygwin.h: Use proper path for mingw crt files when
3400 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3402 * dwarf2out.c (file_info_cmp): Always return consistent results.
3404 2001-10-24 Roger Sayle <roger@eyesopen.com>
3406 * stmt.c (expand_end_case): Index jumptables from zero for
3407 suitably small values of minval.
3409 2001-10-24 Jakub Jelinek <jakub@redhat.com>
3411 * stor-layout.c (place_union_field): If any field was aligned with
3412 attribute aligned, set record type's TYPE_USER_ALIGN.
3413 (place_field): Likewise.
3414 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
3415 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
3417 2001-10-24 Zack Weinberg <zack@codesourcery.com>
3419 * c-common.h (struct c_common_identifier): Remove rid_code field.
3420 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
3422 * c-typeck.c (constructor_designated): New local flag.
3423 (struct constructor_stack): Add "designated" field to match.
3424 (start_init): Clear it.
3425 (really_start_incremental_init, push_init_level): Push and
3427 (pop_init_level): Pop it.
3428 (set_designator): Set it.
3430 (pop_init_level): Suppress "missing initializer" warnings if
3431 constructor_designated is true.
3432 (process_init_element): Suppress warning about union
3433 initialization under traditional C, if constructor_designated
3436 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3438 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
3441 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
3443 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
3445 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
3447 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
3448 the node was already a set to a constant.
3450 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3452 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
3453 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
3455 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3457 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
3458 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
3459 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
3460 * s390.c (s390_final_chunkify): Don't use string concatenation.
3461 (s390_function_prologue, s390_function_epilogue): Const-ify.
3462 * s390.h (FUNCTION_PROFILER): Remove unused variable.
3464 2001-10-24 Jakub Jelinek <jakub@redhat.com>
3466 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
3469 2001-10-23 Stan Shebs <shebs@apple.com>
3471 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
3472 -traditional-cpp in first-stage compilation.
3474 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3476 * gensupport.c (target_flags): Add.
3478 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
3480 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
3482 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
3483 * except.c (expand_builtin_frob_return_addr): Likewise.
3484 (expand_builtin_eh_return): Likewise.
3485 * stmt.c (expand_computed_goto): Likewise.
3486 * explow.c (memory_address): Likewise.
3487 (allocate_dynamic_stack_space): Clean up predicate testing.
3488 (probe_stack_range): Convert SIZE to Pmode.
3489 * calls.c (rtx_for_function_call): Only call convert_memory_address
3491 Pass function call operand as ptr_mode, not Pmode.
3492 * expr.c (expand_assignment): Clean up calls to convert_memory
3493 address by only doing so when needed and making offsets Pmode.
3494 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
3495 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
3496 is in Pmode, not ptr_mode.
3498 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3500 * darwin-protos.h (constructor_section, destructor_section,
3501 mod_init_section, mod_term_section): Prototype.
3502 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
3504 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
3506 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
3507 objc_section_init declaration.
3508 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
3509 (objc_section_init, try_section_alias): Make static.
3510 (alias_section): Make static and hide unused function.
3511 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
3513 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3515 * alias.c (can_address_p): Compnonents are not addressable if
3516 the containing type has alias set 0.
3517 (get_alias_set): Rework to use STRIP_NOPS.
3518 Only call front-end routine on object, type, or object with
3519 NOPs stripped, not inner values.
3520 Use language hook to call front-end routine.
3521 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
3522 (expand_builtin_apply): Call set_mem_align on MEMs we make.
3523 Don't pass alignment to emit_block_move.
3524 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
3525 (expand_builtin_memset): Likewise, but for clear_storage.
3526 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
3527 and remove C++ specific parts.
3528 * c-common.h (c_common_get_alias_set): Add declaration.
3529 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
3530 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
3531 (save_fixed_argument_area): Call set_mem_align.
3532 Remove alignment in call to emit_block_move.
3533 (emit_library_call_value_1, store_one_arg): Likewise.
3534 (target_for_arg): Remove; disabled long ago.
3535 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
3536 once and similar cleanups.
3537 (offset_address): Use proper introductory comment.
3538 * expr.c (emit_block_move): Use alignment from that of MEM args, not
3539 from explicit operand; all callers changed.
3540 (clear_storage): Likewise.
3541 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
3542 (store_field): Remove kludge on alias set used for to_rtx.
3543 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
3544 (expand_expr_unaligned): Call set_mem_attributes instead of
3546 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
3547 * function.c (assign_stack_temp_for_type): Set MEM alignment.
3548 (expand_function_end): Track MEM attributes of trampolines.
3549 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
3550 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
3551 attributes from original.
3552 * langhooks.c (lang_hook_default_get_alias_set): New function.
3553 (hook_get_alias_set_0): New function.
3554 * langhooks.h (hook_get_alias_set_0): New declaration.
3555 (lang_hook_default_get_alias_set): Likewise.
3556 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
3557 * reload1.c (alter_reg): Use adjust_address_nv.
3558 * rtl.c (get_mode_alignment): Moved to here.
3559 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
3560 change default if unknown from 1 to BITS_PER_UNIT.
3561 * stor-layout.c (get_mode_alignment): Remove from here.
3562 * toplev.h (struct lang_hoks): Add get_alias_set field.
3563 * tree.h (lang_get_alias_set): Delete declaration.
3564 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
3565 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
3566 (ix86_va_arg): Likewise.
3567 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
3568 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
3569 * config/sparc/sparc.c (sparc_va_arg): Likewise.
3570 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
3571 (expand_block_move_mem): Remove dead code.
3573 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
3575 * c-common.c (warn_div_by_zero): New.
3576 * c-common.h (warn_div_by_zero): New.
3577 * c-decl.c (c_decode_option): Take it on the command line.
3578 * c-typeck.c (build_binary_op): Warn about division by zero.
3579 * doc/invoke.texi: Document the new command line option, fix
3580 documentation of -Wmultichar.
3581 * testsuite/gcc.dg/divbyzero.c: New tests.
3582 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
3584 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
3586 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
3588 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
3589 to avoid update_life_info call.
3590 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
3591 * cfgcleanup.c (bb_flags): New enum.
3592 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
3593 (notice_new_block, update_forwarder_flag): New functions.
3594 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
3595 (try_forward_edges): Likewise; update flags.
3596 (merge_blocks): Likewise.
3597 (outgoing_edges_match): Likewise.
3598 (try_crossjump_to_edge): Likewise.
3599 (try_optimize_cfg): Likewise; initialize and clear the flags;
3600 recompute life info if needed.
3601 (cleanup_cfg): No need to clear aux pointers.
3603 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
3605 * config/i386/i386.c (override_options): Default to minimum
3606 stack alignment when optimizing for code size.
3607 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
3610 * config/i386/i386.c (override_options): Set upper limit of
3611 -mpreferred-stack-boundary to 12.
3613 2001-10-22 Zack Weinberg <zack@codesourcery.com>
3615 * recog.c (peephole2_optimize): Add default case to switch.
3617 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
3619 * doc/gcc.texi (Sending Patches): Remove.
3621 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
3623 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
3624 fields when comparing.
3626 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3628 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
3629 * arm.c (HOST_INT, HOST_UINT): Likewise.
3631 2001-10-22 Stan Shebs <shebs@apple.com>
3633 * config/darwin-protos.h (darwin_exception_section): Declare.
3634 (darwin_eh_frame_section): Declare.
3636 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
3638 * i386.md (movti_rex64): Fix mode.
3640 2001-10-22 Stan Shebs <shebs@apple.com>
3642 * target.h (struct gcc_target): Add asm_out.exception_section,
3643 asm_out.eh_frame_section.
3644 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
3645 (TARGET_ASM_EH_FRAME_SECTION): New.
3646 (TARGET_INITIALIZER): Update.
3647 * output.h (default_exception_section): Declare.
3648 (default_eh_frame_section): Declare.
3649 * dwarf2out.c: Include target.h.
3650 (output_call_frame_info): Call target hook for eh frames.
3651 (default_eh_frame_section): New function.
3652 * except.c: Include target.h.
3653 (output_function_exception_table): Call target hook for exception
3655 * varasm.c (default_exception_section): Rename from
3656 exception_section, remove EXCEPTION_SECTION macro.
3658 * config/darwin.h (darwin_eh_frame_section): New function.
3659 (EXCEPTION_SECTION): Remove.
3660 (TARGET_ASM_EXCEPTION_SECTION): Define.
3661 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
3662 (nextstep_exception_section): New function.
3663 (nextstep_eh_frame_section): New function.
3664 (TARGET_ASM_EXCEPTION_SECTION): Define.
3665 (TARGET_ASM_EH_FRAME_SECTION): Define.
3667 * config/pa/som.h (EXCEPTION_SECTION): Remove.
3668 (TARGET_ASM_EXCEPTION_SECTION): Define.
3669 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
3670 (EXCEPTION_SECTION): Remove.
3671 (TARGET_ASM_EXCEPTION_SECTION): Define.
3672 * config/stormy16/stormy16.h: Remove comments referencing
3673 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
3675 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
3676 TARGET_ASM_EH_FRAME_SECTION.
3678 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
3680 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
3683 * c-format.c: Fix spelling typo in comment.
3685 * sched-int.h: Fix typo in GCC preamble.
3687 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
3690 * doc/invoke.texi: Remove references to -fdump-translation-unit.
3692 2001-10-22 Richard Henderson <rth@redhat.com>
3694 * config/i386/i386.c (ix86_expand_clear): New.
3695 * config/i386/i386-protos.h: Declare it.
3696 * config/i386/i386.md (setcc peep2s): Use it.
3697 (movsi_xor): Unexport.
3699 2001-10-22 Richard Henderson <rth@redhat.com>
3701 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
3702 free_EXPR_LIST_list for LOG_LINKS.
3704 2001-10-21 Robert Lipe <robertlipe@usa.net>
3706 * config/i386/i386.c (sco_asm_named_section): Delete.
3707 (sco_asm_out_constructor): Delete.
3708 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
3709 (ASM_OUTPUT_DOUBLE_INT): Likewise.
3710 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
3711 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
3712 (EXCEPTION_SECTION): Delete EH scn renaming hack.
3714 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3716 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
3717 and/or fold extra calls into fewer ones.
3718 * collect2.c (dump_file): Likewise.
3719 * cppexp.c (parse_number): Likewise.
3720 * cpplex.c (_cpp_lex_direct): Likewise.
3721 * final.c (output_asm_insn, asm_fprintf): Likewise.
3722 * fix-header.c (inf_scan_ident, main): Likewise.
3723 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
3725 * fold-const.c (real_hex_to_f): Likewise.
3726 * gen-protos.c (parse_fn_proto): Likewise.
3727 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
3728 * genrecog.c (change_state, write_action): Likewise.
3729 * gensupport.c (shift_output_template): Likewise.
3730 * local-alloc.c (requires_inout): Likewise.
3731 * mips-tfile.c (IS_ASM_IDENT): Likewise.
3732 * protoize.c (is_id_char, main): Likewise.
3733 * real.c (asctoeg): Likewise.
3734 * recog.c (asm_operand_ok): Likewise.
3735 * reload.c (find_reloads): Likewise.
3736 * scan.c (scan_identget_token): Likewise.
3737 * sched-vis.c (print_value): Likewise.
3738 * stringpool.c (ggc_alloc_string): Likewise.
3739 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
3740 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
3741 * tradcpp.c (rescan): Likewise.
3742 * tree.c (clean_symbol_name): Likewise.
3743 * varasm.c (decode_reg_name): Likewise.
3745 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
3746 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
3747 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
3748 * m88k.c (output_ascii): Likewise.
3749 * m88k.h (OVERRIDE_OPTIONS): Likewise.
3750 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
3751 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
3752 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
3754 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
3756 * langhooks.c (lang_hook_default_do_nothing,
3757 lang_hook_default_decode_option): New defaults.
3758 * langhooks.h: Make hooks unconditional and non-NULL.
3759 * toplev.c (compile_file, toplev_main): Update.
3760 * toplev.h: Update comments.
3761 * objc/objc-act.c (lang_hooks): Update to new paradigm.
3763 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3765 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
3767 * system.h (IN_RANGE): New macro.
3769 2001-10-21 Zack Weinberg <zack@codesourcery.com>
3771 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
3772 INTLDEPS variable, which does not include $LIBICONV.
3773 * Makefile.in: Use INTLDEPS in LIBDEPS.
3774 * configure: Regenerate.
3776 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
3778 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
3779 * cpplex.c (lex_percent, lex_dot): Remove.
3780 (get_effective_char, skip_block_comment, skip_line_comment,
3781 parse_identifier_slow, parse_number, parse_string, save_comment,
3782 _cpp_lex_direct): Update to do lookback freely.
3783 (IF_NEXT_IS, BACKUP): New macros.
3784 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
3785 * cppmacro.c (paste_tokens): Update.
3787 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
3789 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
3791 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
3793 * reload1.c (reload): Check CONSTANT_P before calling
3794 LEGITIMATE_PIC_OPERAND_P.
3795 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
3796 workaround of 2001-10-13.
3798 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
3800 * i386.c (split_di): Handle splitting of DFmode.
3802 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3804 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
3805 (adjust_address_1, offset_address): Likewise.
3807 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
3808 (output_asm_insn): Call it for each line output.
3809 Don't record an operand more than once.
3811 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
3812 * main.c: Include config.h and system.h, but not ansidecl.h.
3813 * Makefile.in (main.o): Update accordingly.
3815 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
3817 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
3819 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
3821 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
3822 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
3824 (find_sub_basic_blocks): ... here;
3825 (find_many_sub_basic_blocks): New.
3826 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
3828 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
3830 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
3832 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
3834 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
3835 * flow.c (update_life_info): Measure time.
3836 * c-decl.c: Include timevar.h
3837 (c_expand_body): Measure time.
3838 * toplev.c (rest_of_compilation): Measure time of mode switching
3840 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependency.
3842 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
3843 (lang_independent_options): Add asynchronous-unwind-tables
3844 (toplev_main): flag_asynchronous_unwind_tables implies
3846 * flags.h (flag_asynchronous_unwind_tables): Declare.
3847 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
3848 flag_asynchronous_unwind_tables.
3849 (output_call_frame_info): Likewise.
3850 * invoke.texi (-fasynchronous-unwind-tables): Document.
3851 * i386.c (optimization_options): Enable
3852 flag_asynchronous_unwind_tables.
3854 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
3855 * i386.md (s* expanders): Destination is QImode.
3857 * toplev.c (rest_of_compilation): Do not call clear_log_links.
3858 * rtl.h (clear_log_links): Kill.
3859 * flow.c (clear_log_links): Make static; accept blocks parameter;
3860 do no clear life info.
3861 (update_life_info): Call clear_log_links.
3863 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
3865 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
3867 * cpplex.c (handle_newline, skip_escaped_newlines,
3868 get_effective_char, skip_block_comment, skip_line_comment,
3869 parse_identifier_slow, parse_number, parse_string,
3870 _cpp_lex_direct): Update to do more stepping back.
3871 (trigraph_ok): Similarly. Rename trigraph_p.
3872 (SAVE_STATE, RESTORE_STATE): Remove.
3873 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
3875 * cpplib.c (destringize): Rename destringize_and_run, and
3876 call run_directive directly.
3877 (_cpp_do__Pragma): Simplify.
3879 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3881 * pe.c (arm_pe_unique_section): Const-ify.
3882 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
3883 (switch_to_section): Add static prototype.
3885 * output.h (drectve_section): Prototype.
3887 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3889 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
3890 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
3891 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
3892 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
3893 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
3894 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
3895 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
3896 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
3897 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
3898 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
3899 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
3900 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
3901 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
3902 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
3903 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
3904 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
3905 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
3906 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
3907 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
3908 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
3909 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
3910 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
3911 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
3912 cris-*-none, cris-*-linux*: Update ${tmfile} list.
3913 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
3914 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
3915 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
3916 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
3917 v850-*-*): Delete superflous ${cpu_type} setting.
3918 * config/linux.h: Delete svr4.h include.
3919 (SET_ASM_OP): Delete.
3920 * config/netware.h (INT_ASM_OP): Undef before define.
3921 * config/ptx4.h: Delete elfos.h include.
3922 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
3923 * config/svr4.h: Delete elfos.h include. Update commentary.
3924 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
3925 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
3926 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
3927 config/v850/v850.h: Delete svr4.h include.
3928 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
3929 config/m68k/m68kv4.h, config/m88k/sysv4.h,
3930 config/sparc/sysv4.h: Update includes.
3931 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
3932 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
3933 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
3934 config/m88k/dguxbcs.h: Delete includes.
3935 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
3936 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
3937 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
3939 * config/m88k/dgux.h: Delete include.
3940 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
3942 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
3943 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
3944 * config/sh/elf.h: Update include.
3945 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
3946 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
3948 2001-10-19 Catherine Moore <clm@redhat.com>
3950 * config/stormy16/stormy-abi: Updates to varargs descriptions.
3951 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
3952 base and count fields.
3953 (stormy16_expand_builtin_va_start): last_reg_count changed to
3954 size_of_reg_args. Use count + size in first comparison.
3956 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3958 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
3959 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
3960 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
3961 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
3962 Set alignment from type if INDIRECT_REF.
3963 (adjust_address_1, offset_address): Simplify alignment compuitation.
3964 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
3965 here; done by set_mem_attributes.
3967 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3969 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
3970 * arm-protos.h (rdata_section, zero_init_section, common_section):
3972 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
3973 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
3974 traditional mode stringification.
3975 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
3976 in macros controling its use.
3977 * rtlanal.c: Include tm_p.h.
3978 * varasm.c (asm_output_aligned_bss): Mark parameter with
3980 (assemble_constant_align, assemble_start_function, assemble_align,
3981 assemble_variable, assemble_trampoline_template,
3982 output_constant_def_contents): Wrap potentially empty if-stmt body
3985 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3987 * a29k-protos.h (literal_section): Prototype.
3988 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
3989 * a29k.md: Ensure function pointers are prototyped.
3990 * genattrtab.c (write_eligible_delay): Mark parameter with
3993 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3995 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
3996 * 1750a.c (print_operand): Fix format specifier warning.
3997 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
3998 * 1750a.md: Likewise.
3999 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
4000 * genemit.c (output_add_clobbers): Mark parameter with
4002 * genrecog.c (write_subroutine): Likewise.
4003 * integrate.c (expand_inline_function): Delete unused variable.
4004 * varasm.c (remove_from_pending_weak_list): Wrap with
4007 2001-10-19 Jakub Jelinek <jakub@redhat.com>
4009 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
4010 field is different to previous argument's neg field.
4012 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
4014 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4016 * final.c (get_decl_from_op): New function.
4017 (output_asm_insn): Call it; write "*" when item with decl is address.
4019 2001-10-19 Janis Johnson <janis187@us.ibm.com>
4021 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
4022 about 64-bit support from the 3.0_branch version.
4024 2001-10-19 Zack Weinberg <zack@codesourcery.com>
4026 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
4027 USE_INCLUDED_LIBINTL when appropriate.
4028 * configure, config.in: Regenerate.
4029 * Makefile.in (datadir): Set to @datadir@.
4030 (intl.o): Also depend on $(CONFIG_H) and system.h.
4032 * intl.c: Factor out common gettext initialization sequence.
4033 (gcc_init_libintl): New function.
4034 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
4035 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
4036 off NLS. Add multiple include guard. No need to #ifdef-guard
4037 an #undef. Prototype gcc_init_libintl here.
4039 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
4040 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
4041 Use gcc_init_libintl.
4043 2001-10-19 Catherine Moore <clm@redhat.com>
4045 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
4047 * config/stormy16/stormy16.c (stormy16_split_move): Make
4048 sure that REG_INC notes are present for auto_inc operands.
4050 2001-10-19 Andreas Jaeger <aj@suse.de>
4052 * configure: Regenerated.
4053 * configure.in: Add x86_64 to switch statements.
4055 2001-10-18 Richard Henderson <rth@redhat.com>
4057 * config/alpha/alpha.md (sibcall_osf_1): Load destination
4058 address into $27 explicitly.
4059 (sibcall_value_osf_1): Likewise.
4061 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4063 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
4064 (offset_address): New function.
4065 (free_emit_status): Free regno_decl.
4066 (init_emit): Pass proper number of elements to xcalloc.
4067 Allocate regno_decl.
4068 (mark_emit_status): Mark regno_decl values.
4069 * expr.c (highest_pow2_factor): New function.
4070 (expand_assigment): Use it and offset_address.
4071 Properly handle ptr_mode vs. Pmode in offset calculation.
4072 (store_constructor, expand_expr_unaligned): Likewise.
4073 (expand_expr, case COMPONENT_EXPR): Likewise.
4074 * expr.h (offset_address): New decl.
4075 * function.h (struct emit_status): Add regno_decl.
4076 (REGNO_DECL): New macro.
4077 * final.c (output_asm_name): Move in file and don't conditionalize
4078 on flag_print_asm_name.
4079 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
4080 Output names of operands, if known.
4081 * function.c (assign_parms): Set REGNO_DECL.
4082 * integrate.c (integrate_decl_tree): Likewise.
4083 * stmt.c (expand_decl): Likewise.
4084 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
4086 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
4088 * attribs.c (handle_noinline_attribute): New function.
4089 (handle_used_attribute): Likewise.
4090 (c_common_attribute_table): Added noinline and used.
4091 * doc/extend.texi (Function Attributes): Document them.
4092 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
4093 Warn when merging inline with attribute noinline.
4094 (start_decl, start_function): Warn if inline and attribute
4095 noinline appear in the same declaration.
4097 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
4099 * config.gcc: Update c4x and i370 for C front end-specific
4101 * config/c4x/c4x-c.c: New.
4102 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
4103 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
4105 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
4106 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
4108 (c4x_init_pragma): Remove.
4109 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
4110 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
4111 c4x_pr_ignored): Move to c4x-c.c.
4112 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
4113 * config/c4x/t-c4x: Update.
4114 * config/i370/i370-c.c: New.
4115 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
4116 (i370_pr_map): Move to i370-c.c.
4117 * config/i370/t-i370: New.
4119 * doc/tm.texi: Update.
4121 2001-10-17 Stan Shebs <shebs@apple.com>
4123 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
4124 typo fixes throughout.
4125 (machopic_output_stub): Remove some dead code.
4127 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
4129 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
4132 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4134 * Makefile.in (print-rtl.o): Depend on TREE_H.
4135 * alias.c (get_alias_set): Make two passes over objects to first
4136 see if inner object is access via restricted pointer.
4137 Defer allocating alias set for restricted pointer until here.
4138 Call find_placeholder with second arg nonzero.
4140 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
4141 set for restricted pointer types.
4142 * emit-rtl.c (set_mem_attributes): Set more attributes.
4143 (set_mem_align, change_address, adjust_address_1): New functions.
4144 (change_address_1): Now static.
4145 (adjust_address, adjust_address_nv): Deleted.
4146 (replace_equiv_address): Call change_address_1.
4147 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
4148 (find_placeholder): Get starting point from PLIST arg.
4149 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
4150 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
4151 (adjust_address, adjust_address_nv): New macros.
4152 * print-rtl.c (tree.h): New include.
4153 (print_rtx, case MEM): Print all memory attributes.
4155 2001-10-17 Richard Henderson <rth@redhat.com>
4157 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
4159 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4161 * c-tree.texi: Eliminate duplicated word.
4162 * cpp.texi: Likewise.
4163 * install.texi: Likewise.
4164 * invoke.texi: Likewise.
4165 * tm.texi: Likewise.
4167 2001-10-17 Michael Collison <collison@isisinc.net>
4169 * dsp16xx.c: Fix comment formatting to match GNU standards.
4170 (dsp16xx_output_function_prologue): Change type of 'size'
4171 parameter from 'int' to HOST_WIDE_INT.
4172 (dsp16xx_output_function_epilogue): Change type of 'size'
4173 parameter from 'int' to HOST_WIDE_INT.
4175 2001-10-16 Richard Henderson <rth@redhat.com>
4177 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
4178 * configure, config.in: Rebuild.
4180 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
4181 (ix86_output_addr_diff_elt): New.
4182 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
4183 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
4184 (JUMP_TABLES_IN_TEXT_SECTION): New.
4185 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
4186 * config/i386/i386-protos.h: Update.
4188 * config/i386/386bsd.h, config/i386/beos-elf.h,
4189 config/i386/freebsd-aout.h, config/i386/freebsd.h,
4190 config/i386/i386-interix.h, config/i386/i386elf.h,
4191 config/i386/linux.h, config/i386/netbsd-elf.h,
4192 config/i386/netbsd.h, config/i386/openbsd.h,
4193 config/i386/ptx4-i.h, config/i386/rtemself.h,
4194 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
4195 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
4197 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
4199 * stmt.c (expand_asm_operands): Update commentary.
4201 2001-10-16 Stan Shebs <shebs@apple.com>
4203 * config/darwin.h (GCC_NAME): Remove, no longer used.
4204 (NO_MATH_LIBRARY): Ditto.
4205 (MATH_LIBRARY): Define to emptiness.
4206 (DWARF2_DEBUGGING_INFO): Define.
4207 (PREFERRED_DEBUGGING_TYPE): Define.
4208 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
4209 (EXCEPTION_SECTION): Define.
4210 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
4211 * config/darwin.c (darwin_encode_section_info): Handle case of
4212 DECL_INITIAL being error_mark_node.
4214 2001-10-16 Richard Henderson <rth@redhat.com>
4216 * alpha.c (current_file_function_operand): Don't fail for profiling.
4217 (direct_call_operand): New.
4218 * alpha-protos.h: Declare it.
4219 * alpha.h (EXTRA_CONSTRAINT): Use it.
4220 (PREDICATE_CODES): Add it.
4221 (ASM_OUTPUT_MI_THUNK): Remove.
4222 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
4223 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
4225 2001-10-16 Krister Walfridsson <cato@df.lth.se>
4227 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
4228 (JUMP_TABLES_IN_TEXT_SECTION): Define.
4230 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
4232 * cfg.c (free_edge): Break out from ....
4233 (remove_edge): ... here.
4234 (clear_edges): Use free_edge.
4236 * att.h (ASM_QUAD): Add comment.
4237 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
4239 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
4241 * i386.c (split_ti): New function.
4242 (ix86_split_to_parts): Support TImodes.
4243 * i386.h (VALID_INT_MODE_P): Add TImode.
4244 * i386.md (movdi splitter): Fix.
4245 (movti): Support 64bit integer registers.
4246 (movti_rex64): New function and splitter.
4248 * i386.c (*_cost): Add movsx/movzx cost.
4249 * i386.h (struct processor_costs): Add movsx/movzx fields.
4250 (RTX_COSTS): Handle zero/sign extend + avoid believing that
4251 64bit operations require split on 64bit machine.
4252 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
4254 * i386.c (ix86_setup_incoming_varargs): Fix mode of PLUS.
4255 (ix86_expand_move): Avoid pushes of memory if size does not match;
4256 move long constants to register.
4257 (x86_initialize_trampoline): Fix mode.
4258 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
4259 Use ASM_QUAD on 64bit.
4260 * i386.md (test pattern): Disallow impossible constants.
4261 (tablejump PIC expander): Fix emitting of sum.
4262 (movdicc_rex64): Rename to movdicc.
4263 * linux64.h (LINK_SPEC): Add missing '%'.
4265 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
4267 * tree-inline.c (inlinable_function_p): Leave it up to the
4268 front-end to turn -finline-functions into DECL_INLINE set for all
4271 2001-10-16 Stan Shebs <shebs@apple.com>
4273 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
4275 2001-10-16 Alan Modra <amodra@bigpond.net.au>
4277 * recog.c: Formatting and comment typo fixes.
4279 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
4280 version in single tree build.
4281 * configure: Regenerate.
4283 2001-10-15 David Edelsohn <edelsohn@gnu.org>
4285 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
4286 MODE arguments to gen_rtx and compare operand with const0_rtx.
4288 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
4290 * system.h: Poison old unused target macros.
4291 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
4292 * config/stormy16/stormy16.c: Update references to obsolete macros.
4293 * config/stormy16/stormy16.h: Similarly.
4294 * config/stormy16/stormy16.md: Similarly.
4295 * config/cris/cris.h: Similarly.
4297 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
4299 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
4300 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
4301 cpp_register_pragma): Update accordingly.
4303 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
4305 * c-pragma.h (cpp_register_pragma_space): Remove.
4306 * cpplib.h (cpp_register_pragma_space): Remove.
4307 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
4308 (cpp_register_pragma_space): Remove.
4309 (cpp_register_pragma): Simplify using lookup_pragma_entry,
4311 (do_pragma): Similarly.
4312 (_cpp_init_internal_pragmas): Don't register namespaces.
4314 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
4315 Don't register namespaces.
4316 * cp/lex.c (init_cp_pragma): Similarly.
4317 * doc/tm.texi: Update.
4319 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
4322 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
4324 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
4326 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
4327 add scheduling support.
4328 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
4329 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
4330 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
4333 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
4335 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
4336 missing CONSTANT_P test in core GCC.
4338 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
4340 * cppmain.c (struct printer): New member source.
4341 (scan_translation_unit): Fix spacing at start of lines.
4342 (cb_line_change): Update.
4344 * gcc.dg/cpp/spacing2.c: New test.
4346 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
4348 * config/cris/arit.c: Use __builtin_labs, not abs.
4350 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
4352 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
4353 misplaced sprintf and fprintf argument.
4355 2001-10-12 Zack Weinberg <zack@codesourcery.com>
4357 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
4358 * configure.in, Makefile.in: Take out obsolete check-po logic.
4359 * configure, config.in: Regenerate.
4361 2001-10-12 Ziemowit Laski <zlaski@apple.com>
4363 * objc/objc-act.c (finish_objc): Correct precondition for emitting
4364 symtab declarations.
4366 2001-10-12 Stan Shebs <shebs@apple.com>
4368 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
4369 declarations of arguments and local variables.
4371 2001-10-12 Christopher Faylor <cgf@redhat.com>
4373 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
4374 ENDFILE_SPEC definition.
4376 2001-10-12 Kazu Hirata <kazu@hxi.com>
4378 * gthr-dce.h: Fix comment formatting.
4379 * gthr-posix.h: Likewise.
4380 * gthr-single.h: Likewise.
4381 * gthr-solaris.h: Likewise.
4382 * gthr-vxworks.h: Likewise.
4383 * gthr-win32.h: Likewise.
4385 2001-10-12 Jakub Jelinek <jakub@redhat.com>
4387 * final.c (output_asm_insn): Make sure assembly dialects are
4388 terminated, not nested. Output `|' and `}' characters if they
4389 don't appear inside assembly dialect selection.
4390 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
4391 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
4392 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
4393 strsetsi_rex_1): Add {} braces.
4395 2001-10-11 Zack Weinberg <zack@codesourcery.com>
4397 * toplev.c (compile_file): Ignore return value from yyparse.
4398 Always pop any nested binding levels after yyparse returns.
4400 2001-10-11 Richard Henderson <rth@redhat.com>
4402 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
4404 2001-10-11 Richard Henderson <rth@redhat.com>
4406 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
4407 fall back to add_AT_long_long for large CONST_INT.
4409 2001-10-11 Richard Henderson <rth@redhat.com>
4411 * config/i386/i386.md (setcc splitters): Add four splitters to
4412 simplify compound compares that simplify_comparison can't handle.
4414 2001-10-11 Zack Weinberg <zack@codesourcery.com>
4416 * cpplex.c (digraph_spellings, token_spellings): Make static.
4418 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4420 * unroll.c (loop_iterations): Fixup last patch.
4422 2001-10-11 Richard Henderson <rth@redhat.com>
4424 * rtl.h (REG_VTABLE_REF): New.
4425 * rtl.c (reg_note_name): Add it.
4426 * combine.c (distribute_notes): Handle it.
4427 * final.c (final_scan_insn): Handle it.
4428 * tree.def (VTABLE_REF): New.
4429 * expr.c (expand_expr): Handle it.
4430 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
4431 * output.h: Declare them.
4433 2001-10-11 Richard Henderson <rth@redhat.com>
4435 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
4438 2001-10-11 David Edelsohn <edelsohn@gnu.org>
4440 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
4441 available in 64-bit mode.
4443 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
4445 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
4446 cris-*-linux* cases.
4447 * config/cris/cris-protos.h: New file.
4448 * config/cris/cris.c: New file.
4449 * config/cris/cris.h: New file.
4450 * config/cris/cris.md: New file.
4451 * config/cris/linux.h: New file.
4452 * config/cris/aout.h: New file.
4453 * config/cris/arit.c: New file.
4454 * config/cris/cris_abi_symbol.c: New file.
4455 * config/cris/mulsi3.asm: New file.
4456 * config/cris/t-aout: New file.
4457 * config/cris/t-cris: New file.
4458 * config/cris/t-elfmulti: New file.
4459 * config/cris/t-linux: New file.
4460 * doc/invoke.texi: Add CRIS options.
4461 * doc/install.texi (Specific): Add blurb for CRIS.
4463 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
4465 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
4467 * config/float/i32.h: Likewise.
4468 * config/float-i386.h: Likewise.
4469 * config/float-i64.h: Likewise.
4470 * config/float-m68k.h: Likewise.
4471 * config/float-sh.h: Likewise.
4472 * config/float-sparc.h: Likewise.
4474 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
4476 * doc/contrib.texi: Add note about CRIS port to my entry.
4478 2001-10-11 Kazu Hirata <kazu@hxi.com>
4480 * basic-block.h: Fix formatting.
4481 * bitmap.h: Likewise.
4482 * cpplib.h: Likewise.
4483 * c-tree.h: Likewise.
4484 * diagnostic.h: Likewise.
4485 * flags.h: Likewise.
4487 * longlong.h: Likewise.
4489 * reload.h: Likewise.
4493 2001-10-10 Richard Henderson <rth@redhat.com>
4495 * c-parse.in (asm_operand): Allow named operands.
4496 * genconfig.c (max_recog_operands): Set to 29.
4497 * local-alloc.c (requires_inout): Skip multiple digits.
4498 * recog.c (asm_operand_ok): Likewise.
4499 (preprocess_constraints): Use strtoul for matching constraints.
4500 (constrain_operands): Likewise.
4501 * regmove.c (find_matches): Likewise.
4502 * reload.c (find_reloads): Likewise.
4503 * stmt.c (parse_output_constraint): Don't reject in-out
4504 constraint on operands > 9. Reject '[' in constraint.
4505 (expand_asm_operands): Handle named operands. Use strtoul
4506 for matching constraints.
4507 (check_operand_nalternatives): Split out from expand_asm_operands.
4508 (check_unique_operand_names): New.
4509 (resolve_operand_names, resolve_operand_name_1): New.
4511 * doc/extend.texi (Extended Asm): Document named operands.
4512 * doc/md.texi (Simple Constraints): Document matching constraints
4515 2001-10-10 Richard Henderson <rth@redhat.com>
4517 * combine.c (try_combine): Handle a SEQUENCE of one insn.
4519 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
4520 (jcc splitters): Add two splitters to simplify compound compares
4521 that simplify_comparison can't handle.
4523 2001-10-10 Richard Henderson <rth@redhat.com>
4525 * langhooks.c: Include langhooks.h.
4526 * Makefile.in (langhooks.o): Depend on it.
4528 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
4530 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
4531 should not be considered as a no-op.
4532 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
4534 2001-10-10 Stan Shebs <shebs@apple.com>
4536 * alias.c: Remove uses of "register" specifier in declarations
4537 of arguments and local variables.
4538 * c-common.c: Ditto.
4539 * c-convert.c: Ditto.
4541 * c-format.c: Ditto.
4542 * c-semantics.c: Ditto.
4543 * c-typeck.c: Ditto.
4544 * caller-save.c: Ditto.
4547 * cfgbuild.c: Ditto.
4549 * collect2.c: Ditto.
4553 * cppfiles.c: Ditto.
4556 * defaults.h: Ditto.
4558 * dwarf2out.c: Ditto.
4559 * dwarfout.c: Ditto.
4560 * emit-rtl.c: Ditto.
4565 * fix-header.c: Ditto.
4566 * floatlib.c: Ditto.
4568 * fold-const.c: Ditto.
4569 * function.c: Ditto.
4572 * gen-protos.c: Ditto.
4573 * genattrtab.c: Ditto.
4574 * gencheck.c: Ditto.
4575 * genconfig.c: Ditto.
4577 * genextract.c: Ditto.
4578 * genflags.c: Ditto.
4579 * gengenrtl.c: Ditto.
4580 * genoutput.c: Ditto.
4582 * genrecog.c: Ditto.
4583 * gensupport.c: Ditto.
4587 * haifa-sched.c: Ditto.
4588 * hard-reg-set.h: Ditto.
4590 * integrate.c: Ditto.
4593 * local-alloc.c: Ditto.
4595 * mips-tdump.c: Ditto.
4596 * mips-tfile.c: Ditto.
4599 * print-rtl.c: Ditto.
4600 * read-rtl.c: Ditto.
4603 * reg-stack.c: Ditto.
4604 * regclass.c: Ditto.
4609 * resource.c: Ditto.
4613 * sched-deps.c: Ditto.
4614 * sched-rgn.c: Ditto.
4616 * simplify-rtx.c: Ditto.
4618 * stor-layout.c: Ditto.
4625 * xcoffout.c: Ditto.
4627 2001-10-10 Richard Henderson <rth@redhat.com>
4629 * rtl.h (can_reverse_comparison_p): Remove.
4631 2001-10-10 Christopher Faylor <cgf@redhat.com>
4633 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
4636 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
4638 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
4639 (Thanks to Chris Faylor for suggesting macro name).
4640 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
4642 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
4643 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
4644 (MATH_LIBRARY): Undef before definition.
4645 (OUTPUT_QUOTED_STRING): Likewise.
4646 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
4648 2001-10-10 Richard Henderson <rth@redhat.com>
4650 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
4651 (fde_unencoded_compare): Likewise. Don't use subtraction to get
4652 a tristate comparison value.
4653 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
4655 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4658 * unroll.c (loop_iterations): Ignore insns generated by loop
4661 * config.gcc (mips*-*-gnu*): Delete support.
4662 * config/mips/gnu.h: Remove.
4664 2001-10-10 Kazu Hirata <kazu@hxi.com>
4666 * calls.c: Fix formatting.
4667 * c-decl.c: Likewise.
4668 * cfgcleanup.c: Likewise.
4669 * combine.c: Likewise.
4670 * cppfiles.c: Likewise.
4671 * cpplib.c: Likewise.
4672 * cppmacro.c: Likewise.
4673 * crtstuff.c: Likewise.
4675 * dwarf2out.c: Likewise.
4676 * expmed.c: Likewise.
4678 * fold-const.c: Likewise.
4679 * function.c: Likewise.
4681 * genattrtab.c: Likewise.
4682 * ggc-page.c: Likewise.
4683 * integrate.c: Likewise.
4684 * libgcc2.c: Likewise.
4686 * optabs.c: Likewise.
4687 * profile.c: Likewise.
4688 * protoize.c: Likewise.
4690 * recog.c: Likewise.
4691 * reload1.c: Likewise.
4692 * reload.c: Likewise.
4693 * reorg.c: Likewise.
4694 * resource.c: Likewise.
4695 * sched-rgn.c: Likewise.
4696 * sdbout.c: Likewise.
4698 * toplev.c: Likewise.
4699 * varasm.c: Likewise.
4701 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
4703 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
4704 * Makefile.in (langhooks.o): Add dependencies.
4706 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
4708 * rs6000.c (rs6000_emit_load_toc_table): Don't
4709 strdup the toc label.
4710 (create_TOC_reference): Likewise.
4712 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
4714 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
4717 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
4719 * config/i386/i386.c (ix86_attribute_table): Correct
4720 min_len, max_len fields for dllimport, dllexport and shared.
4722 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
4724 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
4725 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
4726 Consistently use "nonzero" instead of "non-zero".
4728 2001-10-09 Kazu Hirata <kazu@hxi.com>
4730 * acconfig.h: Fix comment formatting.
4731 * c-dump.h: Likewise.
4732 * c-tree.h: Likewise.
4733 * conditions.h: Likewise.
4735 * function.h: Likewise.
4737 * hwint.h: Likewise.
4738 * integrate.h: Likewise.
4741 * optabs.h: Likewise.
4743 2001-10-09 Kazu Hirata <kazu@hxi.com>
4745 * c-common.h: Fix comment formatting.
4746 * c-dump.c: Likewise.
4748 * diagnostic.h: Likewise.
4749 * except.c: Likewise.
4751 * gcov-io.h: Likewise.
4752 * genattrtab.c: Likewise.
4753 * output.h: Likewise.
4754 * predict.h: Likewise.
4755 * reload1.c: Likewise.
4756 * reload.h: Likewise.
4757 * resource.h: Likewise.
4759 * system.h: Likewise.
4761 * tree-inline.c: Likewise.
4762 * tsystem.h: Likewise.
4763 * varasm.c: Likewise.
4764 * xcoffout.h: Likewise.
4766 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
4768 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
4770 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
4772 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
4773 config/i386/i386elf.h, config/i386/netbsd-elf.h,
4774 config/i386/netware.h, config/mcore/gfloat.h,
4775 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
4776 config/netware.h, gccbug.in: Update FSF address.
4778 2001-10-09 Kazu Hirata <kazu@hxi.com>
4780 * c-common.c: Fix comment typos.
4781 * cfgrtl.c: Likewise.
4782 * collect2.c: Likewise.
4783 * cpplex.c: Likewise.
4784 * doloop.c: Likewise.
4785 * dwarf2out.c: Likewise.
4786 * dwarfout.c: Likewise.
4788 * fold-const.c: Likewise.
4792 * global.c: Likewise.
4793 * ifcvt.c: Likewise.
4795 * optabs.c: Likewise.
4796 * protoize.c: Likewise.
4797 * regclass.c: Likewise.
4798 * reorg.c: Likewise.
4802 * doc/cpp.texi: Likewise.
4803 * doc/c-tree.texi: Likewise.
4804 * doc/extend.texi: Likewise.
4805 * doc/invoke.texi: Likewise.
4806 * doc/objc.texi: Likewise.
4807 * doc/tm.texi: Likewise.
4809 2001-10-08 Richard Henderson <rth@redhat.com>
4811 * varasm.c (set_named_section_flags): Initialize "declared".
4813 2001-10-08 Robert Lipe <robertlipe@usa.net>
4815 * varasm.c (struct in_named_entry): Add declared.
4816 (named_section_first_declaration): New function.
4817 (default_elf_asm_named_section): Use it.
4818 * output.h (named_section_first_declaration): New.
4820 2001-10-08 Richard Henderson <rth@redhat.com>
4822 * i386.md (movsi_xor): Export.
4823 (setcc peep2): Use it when available; add an alternative to
4824 match zero_extendhisi2_and.
4826 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4828 * romp-protos.h (romp_initialize_trampoline): New function.
4829 * romp.c (romp_initialize_trampoline): Likewise.
4830 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
4831 romp_initialize_trampoline.
4833 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4835 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
4836 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
4837 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
4838 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
4840 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4842 * unroll.c (loop_iterations): Extend check for multiple back edges.
4844 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
4846 * langhooks.h: New file.
4847 * Makefile.in (OBJS): Added langhooks.o.
4848 (c-lang.o): Depend on langhooks.h.
4849 (c-common.o): Don't depend on tree-inline.h.
4850 (tree-inline.o): Depend on toplev.h.
4851 (langhooks.o): New rule.
4852 * c-common.c: Don't include tree-inline.h.
4853 (c_mark_lang_decl): Mark argument c as unused.
4854 (c_common_lang_init): Don't initialize hooks here.
4855 * c-lang.c: Include langhooks.h, then override some macros.
4856 (lang_hooks): Initialize with macros in langhooks.h.
4857 (c_init): Don't initialize hooks here.
4858 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
4859 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
4860 * tree-inline.c: Include toplev.h. Don't define hook variables.
4861 * tree-inline.h: Don't define hook types nor declare hook
4862 variables. Move macros to...
4863 * langhooks.c: ... new file, as functions. Adjust all callers.
4865 2001-10-08 Jeffrey A Law <law@cygnus.com>
4867 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
4868 purge_mem_unchanging_flag on all instructions, not just on those
4869 before NOTE_INSN_FUNCTION_BEG.
4871 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
4873 * cppmacro.c (_cpp_create_definition): Leave comments off.
4875 * doc/cpp.texi: Update.
4877 2001-10-08 DJ Delorie <dj@redhat.com>
4879 * c-decl.c (grokfield): Make sure the only unnamed fields
4880 we're allowing are either structs or unions.
4881 * doc/extend.texi: Add documentation for the unnamed field
4884 2001-10-08 Zack Weinberg <zack@codesourcery.com>
4886 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
4887 * configure.in: Use it.
4888 * configure: Regenerated.
4889 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
4890 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
4892 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
4894 * cppfiles.c (open_file): Don't mark zero-length files
4895 never-reread here. Don't output diagnostics here either.
4896 (stack_include_file): Mark them never-reread here.
4897 (_cpp_read_file): Update.
4899 2001-10-08 Richard Henderson <rth@redhat.com>
4901 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
4903 2001-10-08 Richard Henderson <rth@redhat.com>
4905 * expr.c (store_expr): When converting a CONST_INT for storage
4906 in a SUBREG, convert it to both SUBREG modes before stripping
4909 2001-10-08 Richard Henderson <rth@redhat.com>
4911 * varasm.c (restore_varasm_status): New.
4912 * function.h: Declare it.
4913 * function.c (pop_function_context_from): Call it.
4915 2001-10-08 Richard Henderson <rth@redhat.com>
4917 * c-common.h (struct c_lang_decl): Add declared_inline.
4918 * c-tree.h (DECL_DECLARED_INLINE_P): New.
4919 * c-lang.c (c_disregard_inline_limits): Use it.
4920 * c-decl.c (duplicate_decls): Likewise.
4921 (pushdecl, redeclaration_error_message): Likewise.
4922 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
4923 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
4924 Set DECL_INLINE if -finline-functions.
4925 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
4927 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
4929 * cppmacro.c (funlike_invocation_p): Move some logic to caller
4930 in enter_macro_context. Create a padding token in its own context
4931 if necessary when the search for '(' fails.
4932 (enter_macro_context): Update.
4934 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
4936 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
4937 genmultilib, toplev.c: Fix spelling errors of "separate" as
4938 "seperate", and corresponding spelling errors of related words.
4940 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4942 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
4943 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
4945 * c-dump.c (dump_option_value_info): Likewise.
4946 * c-format.c (format_length_info, format_char_info,
4947 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
4948 * collect2.c (names): Likewise.
4949 * cppdefault.h (default_include): Likewise.
4950 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
4951 * flow.c (life_analysis): Likewise.
4952 * gcc.c (dir_separator_str, modify_target, option_map,
4953 target_option_translations, spec_list_1, extra_specs_1,
4954 init_spec): Likewise.
4955 * gcov.c (gcov_version_string): Likewise.
4956 * genattr.c (write_units): Likewise.
4957 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
4958 * gengenrtl.c (rtx_definition, defs): Likewise.
4959 * genrecog.c (pred_table): Likewise.
4960 * global.c (global_alloc): Likewise.
4961 * lcm.c (optimize_mode_switching): Likewise.
4962 * local-alloc.c (find_free_reg): Likewise.
4963 * params.h (param_info): Likewise.
4964 * predict.c (predictor_info): Likewise.
4965 * protoize.c (unexpansion_struct): Likewise.
4966 * real.c (bmask): Likewise.
4967 * recog.h (insn_operand_data, insn_data): Likewise.
4968 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
4969 * stmt.c (expand_nl_goto_receiver): Likewise.
4970 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
4971 target_switches, target_options): Likewise.
4972 * tradcif.y (token, tokentab2, yylex): Likewise.
4973 * tree.h (attribute_spec): Likewise.
4975 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
4977 * arc.c (arc_output_function_epilogue): Likewise.
4978 * arm.c (processors, all_cores, all_architectures,
4979 arm_override_options, isr_attribute_arg, isr_attribute_args,
4980 arm_isr_value): Likewise.
4981 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
4983 * c4x.c (c4x_int_reglist): Likewise.
4984 * d30v.c (override_options): Likewise.
4985 * h8300.c (shift_insn): Likewise.
4986 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
4987 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
4988 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
4989 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
4990 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
4991 * i386.h (processor_costs, ix86_cost): Likewise.
4992 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
4993 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
4994 * m68k.c (codes_68881, codes_FPA): Likewise.
4995 * m88k.c (mode_from_align, max_from_align, all_from_align,
4996 best_from_align, m_options): Likewise.
4997 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
4998 * mcore.c (mode_from_align): Likewise.
4999 * mips/elf64.h (UNIQUE_SECTION): Likewise.
5000 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
5001 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
5002 * mips.h (mips_regno_to_class): Likewise.
5003 * ns32k.c (scales): Likewise.
5004 * pa.c (import_string, magic_milli): Likewise.
5005 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
5006 * sparc.c (leaf_reg_remap, sparc_override_options,
5007 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
5009 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
5011 2001-10-07 Dale Johannesen <dalej@apple.com>
5013 * reload1.c (reload_reg_free_p): Teach register interference
5014 checking that multiple output reloads are emitted in
5016 reload1.c (reload_reg_reaches_end_p): Ditto.
5017 reload1.c (reloads_conflict): Ditto.
5019 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
5021 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
5022 NULL_TREE inside @code.
5024 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
5026 * doc/gcc.texi: Document consistent style of "32-bit",
5027 "Objective-C", and "@code{NULL}".
5029 2001-10-06 Zack Weinberg <zack@codesourcery.com>
5031 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
5032 (cpp_token_len, cpp_spell_token, cpp_output_token,
5033 _cpp_equiv_tokens): Handle it.
5034 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
5035 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
5036 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
5039 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5041 * gcc.c (default_compilers): Remove .ada.
5043 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
5045 * doc/cppinternals.texi: Update.
5047 2001-10-06 Zack Weinberg <zack@codesourcery.com>
5049 * gcc.c (main): Set this_file_error if the appropriate
5050 compiler for a language has not been installed.
5052 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
5054 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
5056 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
5058 * gccbug.in (CATEGORIES): Add ada.
5060 2001-10-05 Catherine Moore <clm@redhat.com>
5062 * config/stormy16/stormy-abi: Document abi changes.
5063 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
5064 (ICALL_REGS): New register class.
5065 (NUM_ARGUMENT_REGISTERS): Now 6.
5066 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
5068 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
5069 * config/stormy16.md (call_internal, call_value_internal,
5070 indirect_jump): Use new 'z' constraint.
5072 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
5074 * doc/cppinternals.texi: Update.
5076 2001-10-05 Richard Henderson <rth@redhat.com>
5078 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
5079 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
5080 the gas section-name-as-label feature.
5082 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
5084 * doc/cppinternals.texi: Update.
5086 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5088 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
5089 to ensure valid SImode constants.
5091 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
5093 * Makefile.in (c-decl.o): Depend on tree-inline.h.
5094 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
5095 * c-decl.c: Include tree-inline.h.
5096 (c_expand_body): Call optimize_inline_calls. Determine whether
5097 a function is inlinable upfront, and only clear
5098 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
5099 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
5100 (c_disregard_inline_limits): New function.
5101 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
5102 (c_post_options): Enable tree inlining if inlining is enabled.
5103 Don't inline trees when instrumenting functions.
5104 (c_init): Initialize lang_disregard_inline_limits and
5105 lang_cannot_inline_tree_fn.
5106 * tree-inline.c (initialize_inlined_parameters): Handle calls
5107 with fewer arguments than declared parameters, and fewer
5108 parameters than passed arguments. Don't assume value is a
5110 (declare_return_variable): Convert return value back to the
5111 original type, if it was promoted.
5112 (tree_inlinable_function_p): New function.
5113 (inlinable_function_p): Don't look at DECL_INLINE if we're
5114 inlining all functions. Make it work with a NULL id.
5115 Re-check DECL_UNINLINABLE after language-specific checks.
5116 * tree-inline.h (tree_inlinable_function_p): Declare it.
5117 * integrate.c (save_for_inline): Don't bother to prepare argvec
5119 * cse.c (check_for_label_ref): Don't check deleted labels.
5121 * Makefile.in (tree-inline.o): Depend on newly-included headers.
5122 * tree-inline.c: Include headers needed for the functions moved in.
5123 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
5124 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
5125 (copy_body, initialize_inlined_parameters): Likewise.
5126 (declare_return_variable, inlinable_function_p): Likewise.
5127 (expand_call_inline, expand_calls_inline): Likewise.
5128 (optimize_inline_calls, clone_body): Likewise.
5129 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
5130 (copy_tree_r, remap_save_expr): Likewise.
5132 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
5134 * Makefile.in (OBJS): Added tree-inline.o.
5135 (c-common.o): Depend on tree-inline.h.
5136 (tree-inline.o): New target.
5137 * c-common.c: Include tree-inline.h.
5138 (c_mark_lang_decl): Don't mark saved_tree.
5139 (c_common_lang_init): Set lang_anon_aggr_type_p.
5140 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
5141 (struct c_lang_decl): Moved saved_tree to tree_decl.
5142 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
5143 * integrate.h (function_attribute_inlinable_p): Declare it.
5144 * integrate.c (function_attribute_inlinable_p): Export it.
5145 * tree-inline.c: New file. Define variables declared in...
5146 * tree-inline.h: New file. Declare functions to be moved to
5147 tree-inline.c. Define macros and declare types and hooks for
5148 language-specific tree inlining.
5149 (flag_inline_trees): Moved definition from cp/decl2.c.
5150 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
5151 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
5152 (struct tree_decl): Moved saved_tree from c_lang_decl and
5153 inlined_fns from C++'s lang_decl.
5155 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
5157 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
5158 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
5160 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
5162 * doc/cppinternals.texi: Update.
5164 2001-10-04 Eric Christopher <echristo@redhat.com>
5166 * config/mips/mips.c (init_cumulative_args): Remember to set
5168 * config.gcc: Redo linux configuration. Add target_cpu_default
5169 of soft-float to all mipsisa32 combinations and tx39.
5170 * config/mips/linux.h: Remove include of mips.h.
5172 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
5174 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
5175 HOST_LDFLAGS and HOST_CPPFLAGS.
5177 2001-10-03 Ziemowit Laski <zlaski@apple.com>
5179 * c-parse.in (objc_inherit_code, objc_pq_context,
5180 objc_public_flag): Make static.
5181 (objc_interface_context, objc_implementation_context,
5182 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
5183 global tree array in objc/objc-act.[ch].
5184 (methoddef): Remove unnecessary code.
5186 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
5187 Hoist struct definitions to objc-act.h.
5188 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
5189 cat_count): Place declaration in objc-act.h.
5190 (objc_tree_index): Move enumeration to objc-act.h.
5191 (objc_global_trees): Place declaration and macro accessors in
5193 (implementation_context): Remove duplicate; use
5194 objc_implementation_context instead:
5195 (method_context): Remove duplicate; use objc_method_context
5197 (objc_ellipsis_node, objc_method_prototype_template,
5198 implemented_classes, function_type): Move global vars to
5200 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
5201 (build_message_expr): Move actual construction of ObjC message
5202 send nodes to finish_message_expr.
5203 (finish_message_expr): New routine, contains code formerly in
5205 * objc/objc-act.h (finish_message_expr): New prototype.
5206 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
5207 declarations; these vars are now part of objc_global_trees.
5208 (objc_tree_index, objc_global_trees): Move definitions from
5210 * objc/objc-tree.def: Update copyright info.
5212 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
5214 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
5216 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
5217 only if TARGET_ARCH64.
5219 2001-10-02 Bernd Schmidt <bernds@redhat.com>
5221 * doc/extend.texi: Fix some problems with previous checkin.
5222 * doc/invoke.texi: Likewise.
5224 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
5226 * cpphash.h: Update comments.
5227 (cpp_context): Update.
5228 (spec_nodes): Remove n__Pragma.
5229 * cppinit.c (cpp_create_reader): Update.
5230 (builtin_array): Add _Pragma.
5231 * cpplib.h: Update comments.
5232 (NODE_DISABLED, BT_PRAGMA): New.
5233 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
5234 * cppmacro.c (struct cpp_macro): Remove disabled.
5235 (builtin_macro): Return int, handle _Pragma, push the new token
5236 on the context stack.
5237 (funlike_invocation_p): Unconstify, update.
5238 (enter_macro_context): Handle builtins here.
5239 (replace_args, push_token_context, push_ptoken_context):
5240 Update for prototype changes.
5241 (_cpp_pop_context): Update.
5242 (cpp_get_token): Don't handle buitins, nor _Pragma here.
5243 (cpp_sys_macro_p): Update.
5244 (_cpp_free_definition): Clear disabled flag.
5245 (_cpp_create_definition): Upate.
5246 * cppmain.c: Update comments.
5248 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
5249 Andreas Jaeger <aj@suse.de>,
5250 Jan Hubicka <jh@suse.cz>
5252 * doc/invoke.texi (i386 Options): Document x86-64 options.
5253 (i386 and x86-64 Options): Rename i386 options section.
5255 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
5256 (TARGET_SWITCHES): Add -munwind-info.
5257 (MASK_NO_UNWIND_INFO): New.
5258 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
5260 (ASM_OUTPUT_DOUBLE_INT): New.
5262 * config/i386/linux64.h: New spec file for Linux x86-64 support.
5263 * config.gcc: Fix tm_file settings for x86-64.
5264 * config/i386/x86-64.h: New file with OS independent x86-64
5266 * config/i386/biarch64.h: New file used to configure compiler
5267 to biarch/64bit compilation.
5269 * config/i386/i386.c: (override_options): Set flags default
5270 for 64bit compilation.
5272 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
5274 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
5275 (ix86_expand_int_movcc): Optimize DImode conditional moves with
5276 constants on x86_64.
5277 (ix86_attr_length_immediate_default): Support MODE_DI.
5278 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
5280 (indirect_jump, tablejump): Turn into expander.
5282 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
5284 * c-common.c (c_format_attribute_table): Make format and
5285 format_arg attributes apply to function types rather than to
5287 (is_valid_printf_arglist): Construct an attribute list and pass
5288 that to check_function_format rather than a name.
5289 * c-common.h (check_function_format): Adjust prototype.
5290 * c-decl.c (duplicate_decls): Preserve attributes from type of
5291 built-in decl when allowing for harmless conflict in types.
5292 * c-format.c (record_function_format,
5293 record_international_format, function_format_list,
5294 international_format_info, international_format_list): Remove.
5295 (function_format_info): Remove next, name and assembler_name.
5296 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
5297 (decode_format_attr): New.
5298 (handle_format_attribute): Handle receiving a type rather than a
5299 decl. Call decode_format_attr. Store format information in a
5300 function_format_info.
5301 (handle_format_arg_attribute): Correct comment. Handle receiving
5302 a type rather than a decl. Use unsigned HOST_WIDE_INT for
5304 (check_format_info_recurse, check_format_info_main): Take argument
5305 numbers as unsigned HOST_WIDE_INT.
5306 (check_function_format): Take a list of attributes from the
5307 function type rather than a name or assembler name. Check for
5308 format attributes in that list and the attributes on the type of
5309 the current function rather than looking through
5310 function_format_list.
5311 (check_format_info): Use unsigned HOST_WIDE_INT for argument
5313 (check_format_info_recurse): Take format_arg attributes from the
5314 type of the function calls rather than using
5315 international_format_list. Allow for multiple format_arg
5317 * c-typeck.c (build_function_call): Pass type attributes to
5318 check_function_format rather than name or assembler name. Don't
5319 require there to be a name or assembler name to check formats.
5321 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
5323 * attribs.c (decl_attributes): Possibly call
5324 insert_default_attributes to insert default attributes on
5325 functions in a lazy manner.
5326 * builtin-attrs.def: New file; define the default format and
5327 format_arg attributes.
5328 * c-common.c (c_format_attribute_table): Move to earlier in the
5330 (c_common_nodes_and_builtins): Initialize format_attribute_table.
5331 (enum built_in_attribute, built_in_attributes,
5332 c_attrs_initialized, c_init_attributes,
5333 c_common_insert_default_attributes): New.
5334 (c_common_lang_init): Don't initialize format_attribute_table. Do
5335 call c_init_attributes.
5336 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
5337 * c-common.h (init_function_format_info): Don't declare.
5338 (c_common_insert_default_attributes): Declare.
5339 * c-decl.c (implicitly_declare, builtin_function): Call
5341 (init_decl_processing): Don't call init_function_format_info.
5342 (insert_default_attributes): New.
5343 * c-format.c (handle_format_attribute,
5344 handle_format_arg_attribute): Be quiet about inappropriate
5345 declaration when applying default attributes.
5346 (init_function_format_info): Remove.
5347 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
5348 (insert_default_attributes): Declare.
5350 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
5352 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
5354 2001-10-01 Jim Wilson <wilson@redhat.com>
5356 * sched-deps.c (add_dependence): When elide conditional dependence,
5357 check that insn doesn't modify cond2.
5359 2001-10-01 Dale Johannesen <dalej@apple.com>
5361 * config/rs6000/rs6000.h (enum processor_type): Add support
5362 for 7400 (G4) and 7450.
5364 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
5365 (rs6000_issue_rate): Ditto.
5366 (rs6000_adjust_cost): Fix cycle counts for compares.
5367 (debug_stack_info): Fix an obvious typo.
5368 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
5369 * doc/invoke.texi: Document.
5370 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
5372 (PROCESSOR_DEFAULT): Ditto.
5374 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
5376 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
5377 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
5378 later recursive make invocation.
5380 2001-10-01 Hans Boehm <boehm@acm.org>
5382 * optabs.c (emit_libcall_block): When using non-call exceptions,
5383 don't add REG_LIBCALL reg notes to trapping calls.
5385 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
5387 * flow.c (propagate_block_delete_libcall): Remove unused first arg
5388 (propagate_one_insn): Update for above change
5390 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
5392 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
5393 _Unwind_GetTextRelBase): Argument is unused.
5395 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5397 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
5398 Loop through NOPs, placeholders, and components.
5399 Don't go through NOPs if change mode.
5400 (record_alias_subset): Do nothing if SUBSET and SET are the same.
5401 * emit-rtl.c (set_mem_alias_set): Enable check.
5402 * expr.c (find_placeholder): New function.
5403 (expand_expr, case PLACEHOLDER_EXPR): Use it.
5404 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
5405 to modify it and avoid unneeded copies.
5406 * expr.h (expand_expr): Always define.
5407 (find_placeholder): New declaration.
5409 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5411 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
5412 operand 2 is the stack pointer.
5413 ("addr-peephole"): Fix address computation peephole when operand 2
5414 is the stack pointer.
5416 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5418 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
5419 (ix86_setup_incoming_varargs): Likewise.
5421 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
5423 * stor-layout.c (layout_type): Don't complain about too-large
5426 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5428 * function.c (keep_stack_depressed): Don't use delete_insn.
5430 * expr.h (set_mem_alias_set): Move decl to here.
5431 * rtl.h (mem_attrs): New typedef and struct.
5432 (union rtunion_def): Add field for mem_attrs.
5433 (X0MEMATTR, MEM_ATTRS): New macros.
5434 (MEM_ALIAS_SET): Use MEM_ATTRS.
5435 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
5436 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
5437 (set_mem_alias_set): Delete decl from here.
5439 * alias.c (set_mem_alias_set): Delete from here.
5440 * emit-rtl.c (mem_attrs_htab): New variable.
5441 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
5442 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
5443 (mem_attrs_mark, get_mem_attrs): Likewise.
5444 (gen_rtx_MEM): Clear MEM_ATTRS.
5445 (set_mem_attributes): Move to here.
5446 (set_mem_alias_set): Likewise, and call get_mem_attrs.
5447 (init_emit_once): const_int_htab now deletable htab.
5448 Initialize mem_attrs_htab.
5449 * explow.c (set_mem_attributes): Delete from here.
5450 * function.c (put_var_into_stack): Clear MEM_ATTRS.
5451 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
5452 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
5453 * reload1.c (reload): Rework changing REG to MEM.
5455 2001-09-30 H.J. Lu <hjl@gnu.org>
5457 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
5458 * config.in: Rebuild.
5460 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5462 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
5463 ("tsthi_1"): Avoid allocation in register y.
5464 ("*movqi_68hc12"): Reorganize and fix constraints.
5465 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
5466 ("addqi3"): Likewise.
5467 ("addhi3"): Fix constraints.
5468 ("*logicalhi3_zexthi"): Disparage soft registers.
5470 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5472 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
5475 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5477 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
5478 that we use setjmp/longjmp exceptions.
5480 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
5482 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
5483 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
5484 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
5485 _cpp_pool_alloc, _cpp_next_chunk): Remove.
5486 (_cpp_extend_buff, BUFF_ROOM): Update.
5487 (_cpp_append_extend_buff): New.
5488 (struct cpp_reader): Remove macro_pool, add a_buff.
5489 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
5491 (cpp_destroy): Free a_buff instead of macro_pool.
5492 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
5493 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
5494 _cpp_pool_alloc, ): Remove.
5495 (parse_number, parse_string): Update use of _cpp_extend_buff.
5496 (_cpp_extend_buff): Update.
5497 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
5498 * cpplib.c (glue_header_name, parse_answer):
5499 Update use of _cpp_extend_buff.
5500 (cpp_register_pragma, cpp_register_pragma_space): Use
5502 (do_assert, do_unassert): Check for EOL, update.
5503 * cppmacro.c (stringify_arg, collect_args): Update to use
5504 _cpp_extend_buff and _cpp_append_extend_buff.
5505 (save_parameter, parse_params, alloc_expansion_token,
5506 _cpp_create_definition): Rework memory management.
5508 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
5510 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
5511 update md_exec_prefix.
5512 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
5515 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
5517 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
5518 (SELECT_CC_MODE): Use s390_select_ccmode.
5519 * config/s390/s390-protos.h (s390_select_ccmode): Add.
5520 * config/s390/s390.c (s390_select_ccmode): New.
5521 (s390_match_ccmode): Add CCLmode.
5522 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
5523 (output_branch_condition, output_inverse_branch_condition): Removed.
5524 (print_operand): Use s390_branch_condition_mnemonic.
5525 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
5526 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
5527 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
5529 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
5530 when converting conditional branches to far branches.
5531 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
5532 cmpint_di): Use CCSmode instead of CCUmode.
5534 * config/s390/s390.c (legitimate_la_operand_p): New.
5535 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
5536 * config/s390/s390.md (movsi): Convert load address patterns to
5537 arithmetic operations when necessary.
5538 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
5539 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
5540 (*do_la_reg_0): Don't use before reload.
5542 * config/s390/s390.c (legitimize_address): Make more efficient
5543 use of two-register addressing mode.
5545 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
5546 with -mno-backchain in some corner cases.
5548 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
5550 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
5552 * reload.c (find_reloads): Mark new USE insns with QImode.
5553 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
5554 find_reloads_subreg_address): Likewise.
5555 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
5557 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
5559 (reload): Make sure there are no USEs with mode other than
5560 VOIDmode. At the end, remove those marked with QImode.
5562 2001-09-29 Per Bothner <per@bothner.com>
5564 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
5565 * Makefile.in (includedir): Rename to local_includedir.
5566 (includedir): Define as $(prefix)/include.
5567 * config.in (PREFIX_INCLUDE_DIR): New variable.
5568 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
5570 2001-09-29 Bernd Schmidt <bernds@redhat.com>
5572 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
5574 * doc/extend.texi (Vector Extensions): New node.
5575 * doc/invoke.texi (Machine Dependent Options): Add documentation for
5576 i386 -mmmx, -msse, -m3dnow.
5578 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
5580 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
5582 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
5584 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
5586 * doc/invoke.texi (Optimize Options): Delete spurious @table.
5588 2001-09-28 Richard Henderson <rth@redhat.com>
5590 * varasm.c (assemble_integer): Bound alignment check by
5593 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
5595 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5597 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
5599 2001-09-25 Bernd Schmidt <bernds@redhat.com>
5601 Mostly from Graham Stott <grahams@redhat.com>
5602 * c-common.c (type_for_mode): Add support for V2SFmode.
5603 * tree.c (build_common_tree_nodes_2): Likewise.
5604 * tree.h (enum tree_index, global_trees): Likewise.
5605 * config/i386/i386.c (x86_3dnow_a): New variable.
5606 (override_options): Support 3Dnow extensions.
5607 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
5608 Athlon's version of 3Dnow.
5609 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
5610 (ix86_expand_builtin): Handle them.
5611 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
5612 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
5613 TARGET_3DNOW_A): New macros.
5614 (TARGET_SWITCHES): Add 3Dnow switches.
5615 (VALID_MMX_REG_MODE_3DNOW): New macro.
5616 (VECTOR_MODE_SUPPORTED_P): Use it.
5617 (enum ix86_builtins): Add entries for 3Dnow builtins.
5618 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
5619 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
5620 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
5621 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
5622 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
5623 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
5624 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
5625 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
5626 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
5627 sfence_insn, prefetch): Make these available if TARGET_SSE or
5630 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
5632 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
5633 ix86_va_start, ix86_build_va_list): Declare.
5634 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
5635 ix86_va_start, ix86_build_va_list): New global functions.
5636 * i386.md (sse_prologue_save_insn): New insn.
5637 (sse_prologue_save): New expander.
5638 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
5639 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
5641 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
5643 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
5644 Use size_t everywhere, make definitions consistent with
5647 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
5649 * gcse.c (replace_store_insn): Use delete_insn.
5650 * loop.c (move_movables): Likewise; avoid delete_insn
5651 from clobbering notes moved elsewhere.
5652 (check_dbra_loop): Use delete_insn.
5653 * ssa.c (convert_from_ssa): Likewise.
5654 * cse.c (cse_insn): Use delete_insn.
5656 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
5658 * cpphash.h (struct cpp_buff): Make unsigned.
5659 (_cpp_get_buff): Take length of size_t.
5660 (_cpp_unaligned_alloc): New.
5661 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
5662 (struct cpp_reader): Remove ident_pool. Add u_buff.
5663 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
5664 (cpp_destroy): Destroy u_buff, not ident_pool.
5665 * cpplex.c (parse_number, parse_string, save_comment,
5666 cpp_token_as_text): Update to use the unaligned buffer.
5667 (new_buff): Make unsigned.
5668 (_cpp_unaligned_alloc): New.
5669 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
5670 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
5672 (collect_args): Make unsigned.
5674 2001-09-27 Zack Weinberg <zack@codesourcery.com>
5676 * cpplex.c (cpp_output_token): Use a putc loop for
5677 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
5679 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
5680 * configure, config.in: Regenerate.
5681 * system.h: Replace fwrite and fprintf with their unlocked
5682 variants if available.
5684 2001-09-27 Richard Henderson <rth@redhat.com>
5686 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
5687 in favour of .eh_frame.
5689 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
5691 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
5693 (LIBCALL_VALUE): Likewise.
5695 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
5697 * cpphash.h: Update comment.
5698 * cpplex.c: Update comments.
5699 (_cpp_can_paste): Remove.
5700 * cpplib.h (_cpp_can_paste): Remove.
5701 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
5702 lexer rather than _cpp_can_paste.
5704 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
5706 * doc/cppinternals.texi: Update.
5708 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
5710 * cpphash.h (struct cpp_pool): Remove locks and locked.
5711 (struct cpp_context): Add member buff.
5712 (struct cpp_reader): Remove member argument_pool.
5713 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
5714 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
5715 * cpplex.c (chunk_suitable): Remove pool argument.
5716 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
5717 (new_buff, _cpp_extend_buff): Update.
5718 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
5719 which buffer is returned.
5720 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
5721 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
5722 * cppmacro.c (lock_pools, unlock_pools): Remove.
5723 (push_ptoken_context): Take a _cpp_buff.
5724 (enter_macro_context): Pool locking removed.
5725 (replace_args): Use a _cpp_buff for the replacement list with
5727 (push_token_context): Clear buff.
5728 (expand_arg): Use _cpp_pop_context.
5729 (_cpp_pop_context): Free a context's buffer, if any.
5731 2001-09-26 DJ Delorie <dj@redhat.com>
5733 * c-typeck.c (digest_init): Check for sizeless arrays.
5735 2001-09-26 Richard Henderson <rth@redhat.com>
5737 * optabs.c (init_one_libfunc): Create a dummy function type
5738 instead of using error_mark_node.
5740 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
5742 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
5743 _cpp_extend_buff, _cpp_free_buff): New.
5744 (struct cpp_reader): New member free_buffs.
5745 * cppinit.c (cpp_destroy): Free buffers.
5746 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
5747 _cpp_extend_buff, _cpp_free_buff): New.
5748 * cpplib.h (struct cpp_options): Remove unused member.
5749 * cppmacro.c (collect_args): New. Combines the old parse_arg
5750 and parse_args. Use _cpp_buff for memory allocation.
5751 (funlike_invocation_p, replace_args): Update.
5753 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
5755 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
5757 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
5759 * except.c (sjlj_mark_call_sites): Change address inside sequence.
5761 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
5763 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
5766 2001-09-25 Janis Johnson <janis187@us.ibm.com>
5767 Jim Wilson <wilson@redhat.com>
5769 * doc/install.texi (Specific, ia64-*-linux): Document.
5771 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
5773 * Makefile.in (cfgrtl.o): Add.
5774 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
5775 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
5776 free_aux_for_edge): Declare.
5778 (HAVE_return): Undefine.
5779 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
5780 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
5781 free_aux_for_edge): New global functions.
5782 (first_delete_block): New static variable.
5783 (init_flow): Clear first_delete_block.
5784 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
5785 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
5786 try_redirect_by_replacing_jump, last_loop_beg_note,
5787 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
5788 delete_insn, delete_insn_chain, create_basic_block_structure,
5789 create_basic_block, flow_delete_block, compute_bb_for_insn,
5790 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
5791 set_block_for_new_insns, split_block, merge_blocks_nomove,
5792 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
5793 redirect_edge_and_branch, force_nonfallthru_and_redirect,
5794 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
5795 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
5796 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
5797 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
5798 purge_all_dead_edges): Move to ....
5799 * cfgrtl.c: New file; .... Here.
5801 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
5802 (reroder_basic_block): Use alloc_aux_for_blocks.
5803 * predict.c (estimate_bb_frequencies): Likewise; use
5804 alloc_aux_for_edges.
5805 * profile.c (compute_branch_probabilities): Likewise.
5806 (branch_prob): Likewise.
5807 * reg-stack.c (reg_to_stack): Likewise.
5809 * emit-rtl.c (emit_insns_after): Never return NULL.
5811 * basic-block.h (set_block_for_new_insns): Delete.
5812 * cfgrtl.c (set_block_for_new_insns): Delete.
5814 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
5815 calls when crossjumping.
5817 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
5818 * unroll.c (copy_loop_body): Use delete_insn.
5820 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
5821 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
5822 keep_stack_depressed): Likewise.
5823 * gcse.c (cprop_cc0_jump): Likewise.
5824 * local-alloc.c (update_equiv_regs): Likewise.
5825 * loop.c (scan_loop, loop_delete_insns): Likewise.
5826 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
5827 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
5828 delete_output_reload, delete_address_reloads_1,
5829 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
5831 * sibcall.c (replace_call_placeholder): Likewise.
5832 * cse.c (cse_insn): Likewise.
5834 2001-09-25 Bernd Schmidt <bernds@redhat.com>
5836 From Graham Stott <grahams@redhat.com>
5837 (def_builtin): Only define builtins appropriate for target_flags. All
5839 (builtin_decsription): Add new field mask which is used to determine
5840 when to define the builtin via the macro def_builtin.
5842 (bdesc_comi): Initialise new mask fields.
5843 (bdesc_2srg): Likewise.
5844 (bdesc_1arg): Likewise.
5846 * config/i386/i386.c (ix86_init_builtins): Correct return type
5847 building v4hi_ftype_v4hi_int_int tree node.
5848 (ix86_expand_sse_comi): Fix typo swapping operands.
5849 Don't swap comparision condition, it is already swapped.
5850 (ix86_expand_sse_compare): Before swapping operands
5851 move operand 1 into new rtx and not the target rtx.
5852 Don't swap comparison condition, it is already swapped.
5853 Always check whether we need to create a new TARGET.
5855 * config/i386/i386.md: (sse_comi) Fix typos.
5856 (sse_ucomi): Likewise.
5857 (cvtss2si): Fix operand 0 contraint.
5858 (cvttss2si): Likewise.
5859 (sse_unpckhps): Fix mode for operand 2.
5860 (sse_unpcklps): Likewise.
5862 2001-09-25 Graham Stott <grahams@redhat.com>
5864 * sibcall.c (skip_copy_to_return_value): Tighten return value
5867 2001-09-24 David Edelsohn <edelsohn@gnu.org>
5869 * rs6000.c (lwa_operand): Address must be word aligned.
5871 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5873 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
5874 number has been set.
5875 (type_hash_mark): Mark type itself.
5877 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
5879 * c-lex.c (cb_def_pragma): Update.
5880 (c_lex): Update, and skip padding.
5881 * cppexp.c (lex, parse_defined): Update, remove unused variable.
5882 * cpphash.h (struct toklist): Delete.
5883 (union utoken): New.
5884 (struct cpp_context): Update.
5885 (struct cpp_reader): New members eof, avoid_paste.
5886 (_cpp_temp_token): New.
5887 * cppinit.c (cpp_create_reader): Update.
5888 * cpplex.c (_cpp_temp_token): New.
5889 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
5890 (cpp_output_token): Don't print leading whitespace.
5891 (cpp_output_line): Update.
5892 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
5893 do_include_common, do_line, do_ident, do_pragma,
5894 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
5895 parse_assertion): Update.
5896 (get_token_no_padding): New.
5897 * cpplib.h (CPP_PADDING): New.
5898 (AVOID_LPASTE): Delete.
5899 (struct cpp_token): New union member source.
5900 (cpp_get_token): Update.
5901 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
5902 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
5903 replace_args, quote_string, stringify_arg, parse_arg, next_context,
5904 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
5905 _cpp_backup_tokens, _cpp_create_definition): Update.
5906 (push_arg_context): Delete.
5907 (padding_token, push_token_context, push_ptoken_context): New.
5908 (make_string_token, make_number_token): Update, rename.
5909 (cpp_get_token): Update to handle tokens as pointers to const,
5910 and insert padding appropriately.
5911 * cppmain.c (struct printer): New member prev.
5912 (check_multiline_token): Constify.
5913 (do_preprocessing, cb_line_change): Update.
5914 (scan_translation_unit): Update to handle spacing.
5915 * scan-decls.c (get_a_token): New.
5916 (skip_to_closing_brace, scan_decls): Update.
5917 * fix-header.c (read_scan_file): Update.
5919 * doc/cpp.texi: Update.
5921 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5923 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
5924 leak by passing malloc'ed pointer to reconcat, not concat.
5926 2001-09-24 DJ Delorie <dj@redhat.com>
5928 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
5930 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
5932 * flow.c (delete_dead_jumptables): Delete jumptable if the only
5933 reference is from the literal pool.
5935 2001-09-24 Janis Johnson <janis187@us.ibm.com>
5937 * doc/install.texi (Final install): Request additional information
5938 in mail about successful builds.
5940 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
5942 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
5943 initial value of return pointer register instead of value in frame-20.
5946 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
5948 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
5949 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
5950 the libcall if there isn't a referenced identifier for the symbol.
5952 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
5954 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
5955 non 64-bit machines. Use these as a plabel for the trampoline.
5956 (TRAMPOLINE_SIZE): Adjust size for new words.
5957 (INITIALIZE_TRAMPOLINE): Initialize new words.
5958 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
5959 pointer to the plabel in the trampoline.
5961 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
5963 * pa.c (function_arg): Pass floating arguments in both general and
5964 floating registers in indirect (dynamic) calls when generating code
5965 for the 32 bit ABI and the HP assembler.
5967 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5969 * doc/install.texi: Markup fixes.
5970 Use Solaris 2, SunOS 4 as appropriate.
5971 (Specific, *-*-solaris2*): Explain this.
5972 Unconditionally warn against /usr/ucb tools.
5973 Remove Sun as warning, obsolete.
5974 Move X11 header bug workaround here, update patches.
5975 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
5976 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
5978 2001-09-23 Zack Weinberg <zack@codesourcery.com>
5980 * errors.h (warning, error, fatal, internal_error): Don't mark
5981 with ATTRIBUTE_PRINTF_n.
5982 * toplev.h (internal_error, fatal_io_error, warning, error,
5983 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
5984 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
5987 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5989 * function.c (pop_function_context_from): var_refs_queue
5990 and temp slots now in GC memory.
5991 (mark_function_status, free_after_compilation): Likewise;
5992 also struct function now in GC memory.
5993 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
5994 (combine_temp_slots): Likewise.
5995 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
5996 (prepare_function_start): Use GC memory for struct function.
5997 (mark_temp_slot): Deleted.
5998 (gcc_mark_struct_function): struct function now in GC memory.
6000 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
6001 code for division, not modulus.
6003 * rtl.def (MEM): Remove obsolete part of comment.
6005 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
6007 * c-format.c (init_function_format_info): Check __builtin_printf
6008 and __builtin_fprintf even if -ffreestanding. Check C99 functions
6011 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6013 * c-common.c (format_attribute_table): Remove decl.
6014 * tree.h (format_attribute_table, lang_attribute_table): New decls.
6015 (lang_attribute_common): Likewise.
6017 * function.c (fix_lexical_address): Use set_mem_alias_set.
6018 (expand_function_start): Likewise.
6019 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
6021 * varasm.c (output_constant): Fix unused variable warning.
6023 * attribs.c: New file, from c-common.c.
6024 (attribute_tables): Now four elements.
6025 (format_attribute_table, lang_attribute_common): New variables.
6026 (init_attributes): Reflect above changes.
6027 (handle_mode_attribute): Delete check for wider than uintmax.
6028 * c-common.c: Delete parts moved to attribs.c.
6029 (enum attrs): Deleted; unused.
6030 (c_format_attribute_table): New variable.
6031 (c_common_lang_init): Initialize format_attribute_table with it.
6032 * c-common.h (decl_attributes): Remove decl.
6033 * tree.h (decl_attribute): Move it to here.
6034 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
6035 (attribs.o): New rule.
6037 2001-09-22 Andreas Jaeger <aj@suse.de>
6039 * builtins.c (c_getstr): Remove unused variable.
6041 2001-09-21 Richard Henderson <rth@redhat.com>
6043 * reload1.c (reload): Use delete_insn instead of splatting
6046 2001-09-21 Richard Henderson <rth@redhat.com>
6048 * reload.c (push_secondary_reload): Don't check for "=" in output
6049 constraint after ""->ALL_REGS check.
6051 2001-09-21 Richard Henderson <rth@redhat.com>
6053 * predict.c (expected_value_to_br_prob): Use pc_set.
6055 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
6056 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
6058 2001-09-21 Richard Henderson <rth@redhat.com>
6060 * rtl.h (LCT_RETURNS_TWICE): New.
6061 * calls.c (emit_call_1): Set current_function_calls_setjmp for
6063 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
6064 to ECF_RETURNS_TWICE.
6065 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
6068 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
6070 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
6071 (JMP_BUF_SIZE): New.
6073 2001-09-21 Richard Henderson <rth@redhat.com>
6075 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
6078 2001-09-21 Richard Henderson <rth@redhat.com>
6080 * tree.def (FDESC_EXPR): New.
6081 * expr.c (expand_expr): Handle it.
6082 * varasm.c (initializer_constant_valid_p): Likewise.
6083 (output_constant): Likewise.
6084 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
6085 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
6086 (ASM_OUTPUT_FDESC): New.
6087 * doc/tm.texi: Document the new macros.
6089 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
6091 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
6092 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
6093 once merging is complete.
6095 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6097 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
6099 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
6101 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
6102 that would be invalid after a merge.
6104 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
6106 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
6107 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
6109 (flow_delete_insn): This one.
6110 (delete_insn_chain): Rename from ...; do not care labels.
6111 (flow_delete_insn_chain): ... this one.
6112 (flow_delete_block): Remove the insns one BB has been expunged.
6113 (merge_blocks_nomove): Likewise.
6114 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
6115 updating BB boundaries.
6116 (tidy_fallthru_edge): Likewise.
6117 (commit_one_edge_insertion): Likewise.
6118 * cfgbuild.c (find_basic_block): Likewise.
6119 (find_basic_blocks_1): Likewise.
6120 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
6121 (try_crossjump_to_edge): Likewise.
6122 (try_optimize_cfg): Likewise.
6123 * cse.c (delete_trivially_dead_insns): Likewise.
6124 * df.c (df_insn_delete): Likewise.
6125 * doloop.c (doloop_modify): Use delete_related_insns.
6126 * emit-rtl.c (try_split): Likewise.
6127 (remove_insn): Update BB boundaries.
6128 * expect.c (connect_post_landing_pads): Use delete_related_insns.
6129 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
6130 updating BB boundaries.
6131 (propagate_block_delete_insn): Likewise.
6132 (propagate_block_delete_libcall): Likewise.
6133 * function.c (delete_handlers): Use delete_related_insns.
6134 (thread_prologue_and_epilogue_insns): Likewise.
6135 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
6136 * genpeep.c (gen_peephole): Use delete_related_insns.
6137 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
6139 (find_cond_trap): Likewise.
6140 * integrate.c (save_for_inline): Use delete_related_insns.
6141 (copy_insn_list): Likewise.
6142 * jump.c (pruge_linie_number_notes): Likewise.
6143 (duplicate_loop_exit_test): Likewise.
6144 (delete_computation): Likewise.
6145 (delete_related_insn): Rename from ...; use delete_insn
6146 (delete_insn): ... this one.
6147 (redirect_jump): Use delete_related_insns.
6148 * loop.c (scan_loop): Likewise.
6149 (move_movables): Likewise.
6150 (find_and_verify_loops): Likewise.
6151 (check_dbra_loop): Likewise.
6152 * recog.c (peephole2_optimize): Likewise.
6153 * reg-stack.c (delete_insn_for_stacker): Remove.
6154 (move_for_stack_reg): Use delete_insn.
6155 * regmove.c (combine_stack_adjustments_for_block): Likewise.
6156 * reload1.c (delete_address_reloads): Use delete_related_insns.
6157 (fixup_abnormal_edges): Use delete_insn.
6158 * recog.c (emit_delay_sequence): Use delete_related_insns.
6159 (delete_from-delay_slot): Likewise.
6160 (delete_scheduled_jump): likewise.
6161 (optimize_skip): Likewise.
6162 (try_merge_delay_insns): Likewise.
6163 (full_simple_delay_slots): Likewise.
6164 (fill_slots_from_thread): Likewise.
6165 (relax_delay_slots): Likewise.
6166 (make_return_insns): Likewise.
6167 (dbr_schedule): Likewise.
6168 * rtl.h (delete_insn): Rename to delete_related_insns.
6169 (delete_insn, delete_insn_chain): New prototypes.
6170 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
6171 by df_insn_delete already.
6172 * ssa-dce.c (delete_insn_bb): Use delete_insn.
6173 * ssa.c (convert_from_ssa): Use delete_related_insns.
6174 * unroll.c (unroll_loop): Likewise.
6175 (calculate_giv_inc): Likewise.
6176 (copy_loop_body): Likewise.
6178 * i386-protos.h (ix86_libcall_value, ix86_function_value,
6179 ix86_function_arg_regno_p, ix86_function_arg_boundary,
6180 ix86_return_in_memory, ix86_function_value): Declare.
6181 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
6182 new static valurables.
6183 (x86_64_reg_class): New enum
6184 (x86_64_reg_class_name): New array.
6185 (classify_argument, examine_argument, construct_container,
6186 merge_classes): New static functions.
6187 (optimization_options): Enable flag_omit_frame_pointer and disable
6188 flag_pcc_struct_return on 64bit.
6189 (ix86_libcall_value, ix86_function_value,
6190 ix86_function_arg_regno_p, ix86_function_arg_boundary,
6191 ix86_return_in_memory, ix86_function_value): New global functions.
6192 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
6193 (function_arg_advance): Handle x86_64 passing conventions.
6194 (function_arg): Likewise.
6195 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
6196 (RETURN_IN_MEMORY): Move offline.
6197 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
6198 (FUNCTION_VALUE_REGNO_P): New macro.
6199 (FUNCTION_ARG_REGNO_P): Move offline.
6200 (struct ix86_args): Add maybe_vaarg.
6201 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
6202 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
6204 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
6206 * s390.md: Changed attributes for scheduling.
6207 * s390.c: (s390_adjust_cost, s390_adjust_priority)
6210 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
6212 Table-driven attributes.
6213 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
6214 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
6215 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
6216 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
6217 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
6218 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
6219 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
6220 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
6221 * tree.h (struct tree_decl): Change machine_attributes to
6223 * doc/c-tree.texi: Document that all attributes are now attached
6225 * c-common.c (add_attribute, attrtab, attrtab_idx,
6226 default_valid_lang_attribute, valid_lang_attribute): Remove.
6227 (attribute_tables, attributes_initialized,
6228 c_common_attribute_table, default_lang_attribute_table): New
6230 (handle_packed_attribute, handle_nocommon_attribute,
6231 handle_common_attribute, handle_noreturn_attribute,
6232 handle_unused_attribute, handle_const_attribute,
6233 handle_transparent_union_attribute, handle_constructor_attribute,
6234 handle_destructor_attribute, handle_mode_attribute,
6235 handle_section_attribute, handle_aligned_attribute,
6236 handle_weak_attribute, handle_alias_attribute,
6237 handle_no_instrument_function_attribute,
6238 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
6239 handle_no_limit_stack_attribute, handle_pure_attribute): New
6241 (init_attributes, decl_attributes): Rewrite to implement
6242 table-driven attributes.
6243 * c-common.h (enum attribute_flags): Move to tree.h.
6244 * c-format.c (decl_handle_format_attribute,
6245 decl_handle_format_arg_attribute): Rename to
6246 handle_format_attribute and handle_format_arg_attribute. Update
6247 for table-driven attributes.
6248 * c-common.h (decl_handle_format_attribute,
6249 decl_handle_format_arg_attribute): Remove prototypes.
6250 (handle_format_attribute, handle_format_arg_attribute): Add
6252 * c-decl.c (grokdeclarator): Handle attributes nested inside
6254 * c-parse.in (setattrs, maybe_setattrs): Remove.
6255 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
6256 Update to handle nested attributes properly.
6257 (maybe_resetattrs, after_type_declarator,
6258 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
6259 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
6261 (make_pointer_declarator): Update to handle nested attributes
6263 * doc/extend.texi: Update documentation of limits of attributes
6264 syntax. Warn about problems with attribute semantics in C++.
6265 * target.h (struct target): Remove valid_decl_attribute and
6266 valid_type_attribute. Add attribute_table and
6267 function_attribute_inlinable_p.
6268 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
6269 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
6270 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
6272 (TARGET_INITIALIZER): Update.
6273 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
6275 (function_attribute_inlinable_p): New function. Check for the
6276 presence of any machine attributes before using
6277 targetm.function_attribute_inlinable_p.
6278 (function_cannot_inline_p): Update.
6279 * Makefile.in (integrate.o): Update dependencies.
6280 * doc/tm.texi: Update documentation of target attributes and
6281 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
6282 * tree.c (default_valid_attribute_p, valid_machine_attribute):
6284 (default_target_attribute_table,
6285 default_function_attribute_inlinable_p): New.
6286 (lookup_attribute): Update comment to clarify handling of multiple
6287 attributes with the same name.
6288 (merge_attributes, attribute_list_contained): Allow multiple
6289 attributes with the same name but different arguments to appear in
6290 the same attribute list.
6291 * tree.h (default_valid_attribute_p): Remove prototype.
6292 (struct attribute_spec): New.
6293 (default_target_attribute_table): Declare.
6294 (enum attribute_flags): Move from c-common.h. Add
6295 ATTR_FLAG_TYPE_IN_PLACE.
6296 (default_function_attribute_inlinable_p): Declare.
6297 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
6298 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
6299 (TARGET_ATTRIBUTE_TABLE): Define.
6300 (vms_attribute_table): New.
6301 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
6302 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
6303 (TARGET_ATTRIBUTE_TABLE): Define.
6304 (arc_attribute_table, arc_handle_interrupt_attribute): New.
6305 * config/arm/arm.c (arm_valid_type_attribute_p,
6306 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
6308 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
6310 (TARGET_ATTRIBUTE_TABLE): Define.
6311 (arm_attribute_table, arm_handle_fndecl_attribute,
6312 arm_handle_isr_attribute): New.
6313 * config/avr/avr.c (avr_valid_type_attribute,
6314 avr_valid_decl_attribute): Remove.
6315 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
6317 (TARGET_ATTRIBUTE_TABLE): Define.
6318 (avr_attribute_table, avr_handle_progmem_attribute,
6319 avr_handle_fndecl_attribute): New.
6320 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
6321 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
6322 (TARGET_ATTRIBUTE_TABLE): Define.
6323 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
6324 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
6325 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
6326 (TARGET_ATTRIBUTE_TABLE): Define.
6327 (h8300_attribute_table, h8300_handle_fndecl_attribute,
6328 h8300_handle_eightbit_data_attribute,
6329 h8300_handle_tiny_data_attribute): New.
6330 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
6331 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
6333 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
6335 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
6336 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
6338 (TARGET_ATTRIBUTE_TABLE): Define.
6339 (ix86_attribute_table, ix86_handle_cdecl_attribute,
6340 ix86_handle_regparm_attribute): New.
6341 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
6342 i386_pe_valid_type_attribute_p): Remove.
6343 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
6344 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
6345 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
6346 (TARGET_ATTRIBUTE_TABLE): Define.
6347 (ia64_attribute_table): New.
6348 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
6349 interrupt_ident2, model_ident1, model_ident2): Remove.
6350 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
6351 (TARGET_ATTRIBUTE_TABLE): Define.
6352 (init_idents): Update.
6353 (m32r_attribute_table, m32r_handle_model_attribute): New.
6354 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
6356 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
6357 (TARGET_ATTRIBUTE_TABLE): Define.
6358 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
6359 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
6360 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
6361 (TARGET_ATTRIBUTE_TABLE): Define.
6362 (mcore_attribute_table, mcore_handle_naked_attribute): New.
6363 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
6364 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
6365 (TARGET_ATTRIBUTE_TABLE): Define.
6366 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
6367 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
6368 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
6369 (TARGET_ATTRIBUTE_TABLE): Define.
6370 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
6371 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
6372 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
6373 (TARGET_ATTRIBUTE_TABLE): Define.
6374 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
6375 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
6377 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
6379 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
6380 (TARGET_ATTRIBUTE_TABLE): Define.
6381 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
6383 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
6384 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
6385 (TARGET_ATTRIBUTE_TABLE): Define.
6386 (v850_attribute_table, v850_handle_interrupt_attribute,
6387 v850_handle_data_area_attribute): New.
6388 * config/v850/v850-c.c (mark_current_function_as_interrupt):
6389 Return void. Call decl_attributes instead of
6390 valid_machine_attribute.
6392 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
6394 * sh-protos.h (sh_pr_n_sets): Declare.
6395 * sh.c (calc_live_regs): If the initial value for PR has been copied,
6396 look at the copy to determine if PR needs to be saved.
6397 sh_pr_n_sets: New function.
6398 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
6399 (ALLOCATE_INITIAL_VALUE): Define.
6401 * sh.c (initial_elimination_offset):
6402 Fix RETURN_ADDRESS_POINTER_REGNUM case.
6404 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
6406 * integrate.c (allocate_initial_values): New function.
6407 * integrate.h (allocate_initial_values): Declare.
6408 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
6410 * reload1.c (reload): And initialization of reg_equiv_memory_loc
6412 * toplev.c (rest_of_compilation): To here.
6413 Call allocate_initial_values.
6414 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
6416 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6418 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
6420 2001-09-20 DJ Delorie <dj@redhat.com>
6422 * c-typeck.c (really_start_incremental_init): Discriminate
6423 between zero-length arrays and flexible arrays.
6424 (push_init_level): Detect zero-length arrays and handle them
6425 like fixed-sized arrays.
6426 * expr.c (store_constructor): Handle zero-length arrays and
6427 flexible arrays correctly.
6428 * doc/extend.texi: Update zero-length array notes.
6430 2001-09-20 Jim Wilson <wilson@redhat.com>
6432 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
6433 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
6434 for issue port conflicts.
6435 (cycle_end_fill_slots): TYPE_L instructions take two slots.
6437 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
6439 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
6442 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6444 * fold-const.c (hashtab.h): Include.
6445 (int_const_binop): Remove FORSIZE arg and compute from type; all
6447 Call size_int_type_wide for all single-word constants.
6448 (size_htab_hash, size_htab_eq): New functions.
6449 (size_int_type_wide): Rework to use hash table.
6450 * ggc-common.c (hashtab.h): Include.
6451 (struct d_htab_root): New struct.
6452 (d_htab_roots): New variable.
6453 (ggc_add_deletable_htab, ggc_htab_delete): New functions
6454 (ggc_mark_roots): Handle deletable htabs.
6455 * ggc-page.c (ggc_marked_p): New function.
6456 * ggc-simple.c (ggc_marked_p): Likewise.
6457 * ggc.h: Reformatting throughout.
6458 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
6459 * tree.c (init_obstacks): Make type_hash_table a deletable root.
6460 (type_hash_add): Allocate struct type_hash from GC memory.
6461 (mark_hash_entry, mark_type_hash): Deleted.
6462 (type_hash_marked_p, type_hash_mark): New functions.
6463 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
6465 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
6467 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
6470 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6472 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
6473 array-too-large test for signed sizetype.
6475 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
6477 * i386.md (indirect_jump): Allow Pmode operand.
6478 (tablejump): LIkewise; perform expansion to 64bit mode.
6479 * i386.c (symbolic_operand): Allow 64bit PIC references.
6480 (pic_symbolic_operand): Likewise.
6481 (ix86_find_base_term): Strip the 64bit PIC references.
6482 (legitimate_pic_address_disp_p): Handle 64bit PIC.
6483 (legitimize_pic_address): Likewise.
6484 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
6485 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
6487 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
6489 * stringpool.c (get_identifier_with_length): New function.
6490 * tree.h (get_identifier_with_length): New prototype.
6492 2001-09-19 Alan Modra <amodra@bigpond.net.au>
6493 David Edelsohn <edelsohn@gnu.org>
6496 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
6497 already sign-extended.
6499 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
6500 * config/rs6000/rs6000.c (logical_operand): Always compare op as
6502 (rs6000_emit_set_long_const): Avoid unnecessary shift.
6503 (output_profile_hook): Declare label_name const.
6504 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
6505 to match constraints.
6507 2001-09-19 Stan Shebs <shebs@apple.com>
6509 * alias.c: Fix typos in comments.
6510 * sched-rgn.c (init_ready_list): Ditto.
6511 * unwind-dw2.c (uw_frame_state_for): Ditto.
6512 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
6513 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
6514 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
6516 2001-09-19 Richard Henderson <rth@redhat.com>
6518 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
6520 * Makefile.in (cfg.o): Depend on TM_P_H.
6522 2001-09-19 Richard Henderson <rth@redhat.com>
6524 * config/alpha/alpha.c (local_symbol_p): Split out from ...
6525 (local_symbolic_operand): ... here.
6526 (small_symbolic_operand): Check mode.
6527 (global_symbolic_operand): New.
6528 (input_operand): Reject symbolics if explicit relocs.
6529 (call_operand): Tidy.
6530 (alpha_legitimize_address): Use movdi_er_high_g.
6531 (alpha_expand_mov): Likewise.
6532 * config/alpha/alpha-protos.h: Update.
6533 * config/alpha/alpha.h (PREDICATE_CODES): Update.
6534 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
6535 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
6536 (UNSPECV_LDGP2): Remove.
6537 (all call patterns): Use 's' not 'i' for symbolic constraint.
6538 (call_osf call_value_osf): Use call_operand.
6539 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
6540 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
6541 (prologue_ldgp_1_er): Remove.
6542 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
6543 (builtin_setjmp_receiver_er patterns): Use them.
6544 (exception_receiver_er): Likewise.
6546 2001-09-19 Richard Henderson <rth@redhat.com>
6548 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
6550 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
6551 and NON_LOCAL_GOTO notes.
6552 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
6553 copy over CALL_INSN_FUNCTION_USAGE.
6555 2001-09-18 Catherine Moore <clm@redhat.com>
6557 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
6560 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
6562 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
6563 new-style tm_file specification. Specify correct tm_p_file,
6564 md_file, and out_file for s390x.
6566 * config/s390/linux.h, linux64.h: Don't include other target
6567 macro header files. Now handled via tm_file.
6569 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
6570 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
6571 are defined before use.
6573 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
6575 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
6576 code generation only for Gnu assembler.
6578 2001-09-18 Catherine Moore <clm@redhat.com>
6580 * config/stormy16 (LIB_SPEC): Remove -lnosys.
6582 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
6584 * config/mips/mips.c (mips_frame_set): New.
6585 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
6586 a parallel frame-related expression with a set for each register.
6588 2001-09-18 Philip Blundell <philb@gnu.org>
6590 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
6593 2001-09-17 Dale Johannesen <dalej@apple.com>
6595 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
6596 * config/rs6000/aix.h (FIXED_R2): Define.
6597 * config/rs6000/darwin.h (FIXED_R2): Define.
6598 * config/rs6000/sysv4.h (FIXED_R2): Define.
6600 2001-09-17 Jeff Sturm <jsturm@one-point.com>
6602 * except.c (dw2_build_landing_pads): New local
6603 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
6604 barrier after clobbers. Fixes c++/4012.
6606 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6608 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
6610 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
6612 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
6613 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
6615 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6617 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
6620 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
6622 * cpphash.h (_cpp_lex_direct): New.
6623 * cpplex.c (_cpp_lex_token): Update.
6624 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
6625 and increment that pointer.
6626 * cppmacro.c (alloc_expansion_token): New.
6627 (lex_expansion_token): Lex macro expansion directly into
6630 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
6632 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
6634 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
6636 * basic-block.h (free_bb_for_insn): Declare.
6637 * bb-reorder.c (label_for_bb): Use block_label.
6638 (emit_jump_to_block_after): Remove.
6639 (insert_intra_1): Do not update block_for_insn.
6640 (insert_inter_bb_scope_notes): Likewise; update bb->end
6641 * cfg.c (free_bb_for_insn): New.
6642 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
6643 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
6644 (commit_one_edge_insertion): Likewise.
6645 (commit_one_edge_insertion): Do not update BB boundary.
6646 (commit_edge_insertions): Do not call compute_bb_for_insn.
6647 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
6648 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
6649 (merge_blocks_move_successor_nojumps): Likewise.
6650 (try_crossjump_to_edge): Do not update block_for_insn.
6651 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
6652 * df.c (df_pattern_emit_later): Do not update BB boundary.
6653 (df_jump_pattern_emit_after): Likewise.
6654 (df_insn_move_before): Use emit_insn_before.
6655 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
6657 (add_insn_after, add_insn_before, emit_insns_after): Update BB
6658 boundaries and basic_block_for_insn.
6659 (reorder_insns_nobb): Rename from reorder_insns.
6660 (reorder_insns): New.
6661 (emit_block_insn_before, emit_block_insn_after): Kill.
6662 * flow.c (check_function_return_warnings): Do not call
6663 compute_bb_for_insn; Do not free basic_block_for_insn.
6664 (attempt_auto_inc): Do not update basic_block_for_insn.
6665 * function.c (emit_return_into_block): Likewise;
6666 do not update BB boundaries.
6667 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
6668 (insert_insn_end_bb): Use emit_insn_before; Likewise.
6669 (pre_insert_copy_insn): Likewise.
6670 (update_ld_motion_notes): Likewise.
6671 (insert_insn_start_bb): Likewise.
6672 (replace_store_insn): Likewise.
6673 * ifcvt.c (noce_process_if_block): Likewise.
6674 (if_convert): Do not call compute_bb_for_insn.
6675 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
6676 Use emit_insn_before and emit_insn_after.
6677 * recog.c (split_all_insns): Do not update BB boundaries;
6678 Do not call compute_bb_for_insn.
6679 (peephole2_optimize): Do not update BB boundaries.
6680 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
6682 (emit_swap_insn): Likewise.
6683 (convert_regs_1): Likewise.
6684 * reload1.c (reload): Call compute_bb_for_insn.
6685 * rtl.h (reorder_insns_nobb): Declare.
6686 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
6687 * toplev.c (rest_of_compilation): Call free_bb_for_insn
6688 at places CFG is invalidated; do not call compute_bb_for_insn.
6690 * cfg.c (expunge_block): Invalidate BB structure.
6692 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
6695 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
6697 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
6699 * cpphash.h (_cpp_lex_token): Update prototype.
6700 * cpplex.c (_cpp_lex_token): New prototype.
6701 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
6702 lex_macro_node, read_flag, do_pragma_poison): Update.
6703 * cppmacro.c (cpp_get_token, parse_params,
6704 lex_expansion_token): Update.
6706 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
6708 * cppmain.c (scan_translation_unit): Don't worry about
6709 putting a space after hashes.
6710 * cpplib.c (directive_diagnostics): New.
6711 (_cpp_handle_directive): Update to use directive_diagnostics.
6712 (run_directive): Don't toggle prevent_expansion.
6713 (do_line): Backup in case of the line extension.
6714 * cpplib.h (cpp_lexer_pos): Remove.
6715 * cppmacro.c (_cpp_create_definition): Precede a leading #
6718 2001-09-15 Richard Henderson <rth@redhat.com>
6720 * c-typeck.c (comptypes): Handle zero-length arrays properly.
6722 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6724 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
6726 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
6728 PR preprocessor/3571
6729 * tradcpp.c (handle_directive): Skip non-vertical space.
6731 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
6733 * cppmain.c (setup_callbacks): Set line callback only
6734 if outputting preprocessed source.
6736 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6738 * collect2.c (main): Const-ification.
6739 * gcc.c (translate_options, process_command): Use xstrdup in
6740 lieu of xmalloc/strcpy.
6741 (main): Use concat in lieu of xmalloc/strcpy/strcat.
6743 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6745 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
6748 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
6750 * scan-decls.c (scan_decls): Fix typo.
6752 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
6754 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
6755 Split mlstring_pos into mls_line and mls_col.
6756 * cppinit.c (cpp_create_reader): Initialize line to 1.
6757 (cpp_destroy): Free tokenruns.
6758 (push_include): Don't update lexer_pos.
6759 * cpplex.c (unterminated, parse_string): Update.
6760 (lex_token): Don't update lexer_pos, update.
6761 * cpplib.c (if_stack): Save line instead of line + col.
6762 (start_directive, _cpp_do__Pragma, do_else, do_elif,
6763 push_conditional, _cpp_pop_buffer): Update.
6764 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
6765 (_cpp_create_definition): Update.
6767 2001-09-15 Eric Christopher <echristo@redhat.com>
6769 * config/mips/abi64.h: Add support for MEABI.
6771 2001-09-15 Eric Christopher <echristo@redhat.com>
6773 * config/mips/mips.md: Add unspec #2.
6775 (reload_outdi): Ditto.
6776 (reload_outsi): Ditto.
6779 2001-09-15 Eric Christopher <echristo@redhat.com>
6780 Jason Eckhardt <jle@redhat.com>
6782 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
6783 * config/mips/isa32-linux.h: New file.
6784 * config/mips/isa3264.h: Ditto.
6785 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
6786 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
6787 (output_block_mode): Support MEABI.
6788 (function_arg): Ditto. Fix floating point arg passing.
6789 (mips_va_start): Ditto.
6790 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
6792 (mips_asm_file_start): Add new section to pass abi to gdb.
6793 (function_arg_pass_by_reference): Support MEABI.
6794 (mips_parse_cpu): Support mips32 and mips64 processors.
6795 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
6796 TARGET_MIPS5KC. Support isa32 and isa64.
6797 (processor_type): Add r4kc, r5kc, r20kc.
6798 (GENERATE_MULT3_SI): New.
6799 (GENERATE_MULT3_DI): Ditto.
6800 (GENERATE_MULT3): Remove.
6801 (ISA_HAS_64BIT_REGS): Add isa == 64.
6802 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
6803 (ISA_HAS_MADD_MSUB): New.
6804 (ISA_HAS_CLZ_CLO): Ditto.
6805 (ISA_HAS_DCLZ_DCLO): Ditto.
6806 (ABI_GAS_ASM_SPEC): New.
6807 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
6810 (SUBTARGET_CC1_SPEC): Ditto.
6811 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
6812 (PAD_VARARGS_DOWN): Support MEABI.
6813 (HARD_REGNO_NREGS): Move to mips.c.
6814 (ASM_OUTPUT_IDENT): Add #undef.
6815 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
6816 (mulsi3): Use GENERATE_MULT3_SI.
6817 (mulsi3_mult3): Ditto. Support mips32, mips64.
6818 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
6819 (mul_sub_si): New pattern.
6820 (unnamed splitters): New.
6821 (muldi3): Use GENERATE_MULT3_DI.
6822 (muldi3_internal2): Ditto.
6823 (movdicc): Support mips32.
6824 * config/mips/t-isa3264: New file.
6826 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
6828 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
6829 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
6830 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
6832 * reorg.c (fill_slots_from_thread): After call to
6833 steal_delay_list_from_target, update own_thread as new_thread may
6836 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
6838 * cpperror.c (print_location): Take line and column, for
6839 default positioning use the previously lexed token.
6840 (_cpp_begin_message): Take line and column.
6841 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
6842 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
6843 * cpphash.h (_cpp_begin_message): Update prototype.
6844 * cppinit.c (push_include): Don't set output line.
6845 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
6846 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
6847 (do_pragma): Kludge for front ends. Don't expand macros at all.
6848 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
6849 (struct cpp_token): Remove output_line.
6850 (struct cpp_callbacks): New member line_change.
6851 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
6852 cpp_get_token): Preserve BOL flag.
6853 (cpp_get_line): Remove.
6854 (_cpp_backup_tokens): Remove useless abort().
6855 * cppmain.c (cb_line_change): New.
6856 (scan_translation_unit): Don't worry about starting new lines here.
6857 * scan-decls.c (scan_decls): Update.
6858 * c-lex.c (c_lex, init_c_lex): Update.
6859 (cb_line_change, src_lineno): New.
6861 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
6863 * tree.c (append_random_chars): Generate the random
6864 characters in a reproducable fashion.
6866 2001-09-14 Richard Henderson <rth@redhat.com>
6868 * config/i386/i386.c (internal_label_prefix): New.
6869 (internal_label_prefix_len): New.
6870 (override_options): Set them.
6871 (local_symbolic_operand): New.
6872 (legitimate_pic_address_disp_p): Use it.
6873 (legitimize_pic_address): Likewise.
6875 2001-09-14 Marc Espie <espie@openbsd.org>
6877 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
6880 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
6882 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
6883 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
6885 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
6887 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
6888 invocation of SUBREG_REGNO_OFFSET.
6890 * haifa-sched.c: Fix typo in FSF copyright statement.
6891 * sched-deps.c: Fix typo in FSF copyright statement.
6892 * sched-ebb.c: Fix typo in FSF copyright statement.
6893 * sched-rgn.c: Fix typo in FSF copyright statement.
6894 * sched-vis.c: Fix typo in FSF copyright statement.
6896 * config.gcc: Move inclusion of arm elf specific header files
6897 from the files themselves into the tm_file variable. Make
6898 sure that elfos.h is included before target specific elf
6900 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
6902 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
6903 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
6904 ASM_OUTPUT_CASE_LABEL): Protect definition.
6905 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
6906 not already defined.
6907 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
6908 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
6909 Remove duplicate definition.
6910 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
6911 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
6912 (RDATA_SECTION_FUNCTION): Remove redundant definition.
6913 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
6914 Remove inclusion of arm/elf.h.
6915 * config/arm/unknown-elf.h: as for conix-elf.h.
6916 (STARTFILE_SPEC): Include crti.o and crtn.o.
6917 * config/arm/linux-elf.h: as for conix-elf.h.
6918 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
6919 * config/arm/strongarm-elf.h: Remove inclusion of
6921 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
6922 * config/arm/unknown-elf-oabi.h: Remove inclusion of
6923 unknown-elf.h and elf.h.
6924 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
6925 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
6926 ASM_WEAKEN_LABEL): Remove redundant definition.
6927 * config/arm/elf.h: Test for inclusion of elfos.h
6928 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
6929 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
6930 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
6931 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
6932 redundant definition.
6933 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
6934 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
6935 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
6936 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
6937 Add rules to build crti.o and crtn.o
6938 * crti.asm: New file.
6939 * crtn.asm: New file.
6941 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
6943 * c-parse.in (_yylex): Use _cpp_backup_tokens.
6944 * cpphash.h (struct tokenrun): Add prev.
6945 (struct lexer_state): Remove bol.
6946 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
6947 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
6949 * cppinit.c (cpp_create_reader): Don't set bol.
6950 (cpp_destroy): Don't free lookaheads.
6951 * cpplex.c (lex_directive): Remove.
6952 (next_tokenrun): Update.
6953 (_cpp_lex_token): Clean up logic.
6954 (lex_token): Update to return a pointer to lexed token, since it
6955 can move to the start of the buffer. Simpify newline handling.
6956 * cpplib.c (SEEN_EOL): Update.
6957 (skip_rest_of_line): Remove lookahead stuff.
6958 (end_directive): Line numbers are already incremented. Revert
6959 to start of lexed token buffer if we can.
6960 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
6961 parse_answer): Use _cpp_backup_tokens.
6962 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
6963 instead. Don't check for EOL.
6964 (do_include_common, do_line, do_pragma_system_header): Use
6966 * cpplib.h (BOL, _cpp_backup_tokens): New.
6967 * cppmacro.c (save_lookahead_token, take_lookahead_token,
6968 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
6969 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
6970 (builtin_macro): Don't use cpp_get_line.
6971 (cpp_get_line): Short term kludge.
6972 (parse_arg): Handle directives in arguments here. Back up when
6973 appropriate. Store EOF at end of argument list.
6974 (funlike_invocation_p): Use _cpp_backup_tokens.
6975 (push_arg_context): Account for EOF at end of list.
6976 (cpp_get_token): Remove lookahead stuff. Update.
6978 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6980 * c-parse.in (yyerror): Const-ification and/or static-ization.
6981 * c-typeck.c (push_member_name): Likewise.
6982 * collect2.c (main): Likewise.
6983 * dbxout.c (dbxout_parms): Likewise.
6984 * diagnostic.c (format_with_decl): Likewise.
6985 * dwarf2out.c (output_ranges): Likewise.
6986 * dwarfout.c (fundamental_type_code): Likewise.
6987 * except.c (dw2_output_call_site_table): Likewise.
6988 * gcc.c (do_spec_1): Likewise.
6989 * genopinit.c (optabs): Likewise.
6990 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
6991 gen_declaration_1, handle_impent): Likewise.
6992 * protoize.c (default_include, in_system_include_dir, abspath):
6994 * sched-vis.c (visualize_stall_cycles): Likewise.
6995 * sdbout.c (plain_type_1, sdbout_end_function,
6996 sdbout_end_epilogue): Likewise.
6997 * varasm.c (decode_reg_name): Likewise.
6999 * 1750a.c (mod_regno_adjust): Likewise.
7000 * alpha.c (alpha_write_one_linkage,
7001 unicosmk_output_default_externs): Likewise.
7002 * arm.c (arm_condition_codes): Likewise.
7003 * arm.h (arm_condition_codes): Likewise.
7004 * avr.c (output_movsisf, encode_section_info): Likewise.
7005 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
7007 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
7008 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
7009 * m88k.c (output_function_profiler): Likewise.
7010 * mips.c (mips_output_conditional_branch): Likewise.
7011 * ns32k.c (ns32k_out_reg_names): Likewise.
7012 * ns32k.h (ns32k_out_reg_names): Likewise.
7013 * pj.c (pj_output_rval): Likewise.
7014 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
7015 * sparc.c (sparc_flat_function_prologue,
7016 sparc_flat_function_epilogue): Likewise.
7018 2001-09-13 Markus Werle <numerical.simulation@web.de>
7019 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7021 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
7022 Aachen University of Technology".
7024 2001-09-13 Andreas Schwab <schwab@suse.de>
7026 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
7029 2001-09-13 Richard Henderson <rth@redhat.com>
7031 * config/alpha/alpha.c (small_symbolic_operand): New.
7032 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
7033 (some_operand, input_operand): Don't handle HIGH.
7034 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
7035 (alpha_expand_mov): Likewise.
7036 (print_operand) [H]: Just print HIGH symbol.
7037 (print_operand_address): Handle small data.
7038 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
7039 (TARGET_SWITCHES): Add -msmall-data/large-data.
7040 (PIC_OFFSET_TABLE_REGNUM): New.
7041 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
7042 (PREDICATE_COES): Update.
7043 * config/alpha/alpha.md (adddi_er_high): New.
7044 (adddi_er_low): Handle small data.
7045 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
7046 prefer .sdata to .rodata.
7047 (SELECT_RTX_SECTION): Likewise.
7049 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
7051 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
7052 defining __size_t and leaving size_t undefined.
7054 2001-09-12 Diego Novillo <dnovillo@redhat.com>
7056 * basic-block.h (expunge_block): Declare.
7057 * cfg.c (expunge_block): Remove static declaration.
7059 2001-09-12 Richard Henderson <rth@redhat.com>
7061 * integrate.c (copy_insn_list): Copy label name from
7062 NOTE_INSN_DELETED_LABEL.
7064 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7066 * c-common.c (c_tree_code_name): Const-ification.
7067 * c-decl.c (c_decode_option): Likewise.
7068 * c-typeck.c (warn_for_assignment): Likewise.
7069 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
7071 * cppinit.c (output_deps): Likewise.
7072 * dependence.c (dependence_string, direction_string): Likewise.
7073 * dwarf2out.c (output_ranges): Likewise.
7074 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
7075 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
7076 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
7077 standard_startfile_prefix, standard_startfile_prefix_1,
7078 standard_startfile_prefix_2, tooldir_base_prefix,
7079 standard_bindir_prefix, find_a_file): Likewise.
7080 * genattrtab.c (make_length_attrs): Likewise.
7081 * gencheck.c (tree_codes): Likewise.
7082 * genemit.c (gen_split): Likewise.
7083 * genrecog.c (special_mode_pred_table): Likewise.
7084 * graph.c (graph_ext): Likewise.
7085 * protoize (default_include): Likewise.
7086 * reload.c (reload_when_needed_name): Likewise.
7087 * sched-vis.c (visualize_stall_cycles): Likewise.
7088 * tlink.c (recompile_files): Likewise.
7089 * toplev.c (decode_g_option): Likewise.
7090 * tradcpp.c (output_deps): Likewise.
7091 * varasm.c (decode_reg_name): Likewise.
7093 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
7096 * avr.c (avr_regnames, encode_section_info): Likewise.
7097 * c4x.c (float_reg_names): Likewise.
7098 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
7099 * elfos.h (const_section): Likewise.
7100 * i386.c (ix86_comp_type_attributes): Likewise.
7101 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
7102 * ia64/aix.h (UNIQUE_SECTION): Likewise.
7103 * ia64.c (type_names): Likewise.
7104 * m68hc11.c (reg_class_names): Likewise.
7105 * m88k.c (m_options): Likewise.
7106 * mips.c (mips_output_conditional_branch, mips_unique_section):
7108 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7109 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
7110 ultra_code_names): Likewise.
7111 * sparc.h (OVERRIDE_OPTIONS): Likewise.
7113 2001-09-12 Jakub Jelinek <jakub@redhat.com>
7115 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
7116 Use --fatal-warnings option for gas.
7117 * configure: Rebuilt.
7119 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7121 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
7123 2001-09-11 Jim Wilson <wilson@redhat.com>
7125 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
7127 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7129 * builtins.c (c_strlen): Treat an offset too large for a
7130 HOST_WIDE_INT as out of range.
7132 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
7134 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
7135 (EDGE_CRITICAL_P): New predicate.
7136 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
7138 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
7139 (dump_edge_info): Remove "crit".
7140 * cfganal.c (mark_critical_edges): Kill.
7141 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
7142 * cfgcleanup.c (cleanup_cfg): Likewise.
7143 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
7144 (find_spanning_tree): Likewise.
7145 * reg-stack.c (convert_regs_1): Likewise.
7146 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
7148 * basic-block.h (create_basic_block_structure): New.
7149 (create_basic_block): Update prototype.
7150 (force_nonfallthru): New.
7151 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
7152 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
7153 handle updating of block_for_insn, creating of empty BBs and BBs at
7154 the end of INSN chain.
7155 (create_basic_block): New function.
7156 (split_block): Use create_basic_block.
7157 (force_nonfallthru_and_redirect): Break out from ...; cleanup
7158 (redirect_edge_and_branch_force): ... here.
7159 (force_nonfallthru): New.
7160 (split_edge): Rewrite to use force_nonfallthru and create_block.
7161 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
7162 (find_basic_blocks): Free basic_block_for_insn.
7163 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
7165 * cfg.c: Fix formating.
7166 * cfgcleanup.c: Fix formating.
7167 (merge_blocks, tail_recursion_label_p): Return bool.
7168 (merge_blocks_move_predecessor_nojumps,
7169 merge_blocks_move_successor_nojumps): Return void.
7171 2001-09-11 Jakub Jelinek <jakub@redhat.com>
7173 * configure.in: Check whether assembler supports section merging.
7174 * config.in: Rebuilt.
7175 * configure: Rebuilt.
7176 * varasm.c (variable_section, output_constant_pool): Pass alignment
7177 to SELECT_SECTION and SELECT_RTX_SECTION.
7178 (mergeable_string_section): New.
7179 (mergeable_constant_section): New.
7180 (default_elf_asm_named_section): Output SECTION_MERGE and
7181 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
7182 * output.h (mergeable_string_section): New.
7183 (mergeable_constant_section): New.
7184 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
7185 * toplev.c (flag_merge_constants): New.
7186 (f_options): Add -fmerge-constants and -fmerge-all-constants
7188 (toplev_main): Default to -fno-merge-constants if not optimizing.
7189 * flags.h (flag_merge_constants): Add extern.
7190 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
7191 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
7193 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
7194 Define if assembler has working .subsection -1 support.
7195 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
7196 Put constant into special SHF_MERGE sections if the linker should
7197 attempt to merge duplicates.
7198 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
7200 Put constant into special SHF_MERGE sections if the linker should
7201 attempt to merge duplicates.
7202 * config/alpha/elf.h: Likewise.
7203 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
7204 has working .subsection -1 support.
7205 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
7207 * config/svr3.h: Likewise.
7208 * config/darwin.h: Likewise.
7209 * config/arm/aof.h: Likewise.
7210 * config/arm/linux-elf.h: Likewise.
7211 * config/avr/avr.h: Likewise.
7212 * config/c4x/c4x.h: Likewise.
7213 * config/d30v/d30v.h: Likewise.
7214 * config/i386/dgux.h: Likewise.
7215 * config/i386/osfrose.h: Likewise.
7216 * config/i386/sco5.h: Likewise.
7217 * config/i386/svr3gas.h: Likewise.
7218 * config/ia64/aix.h: Likewise.
7219 * config/m32r/m32r.h: Likewise.
7220 * config/m68k/m68k.h: Likewise.
7221 * config/m88k/dgux.h: Likewise.
7222 * config/m88k/m88k.h: Likewise.
7223 * config/mcore/mcore-pe.h: Likewise.
7224 * config/mips/mips.h: Likewise.
7225 * config/pa/pa.h: Likewise.
7226 * config/pa/pa-linux.h: Likewise.
7227 * config/romp/romp.h: Likewise.
7228 * config/rs6000/sysv4.h: Likewise.
7229 * config/rs6000/xcoff.h: Likewise.
7230 * config/s390/linux.h: Likewise.
7231 * config/sparc/sparc.h: Likewise.
7232 * config/sparc/sysv4.h: Likewise.
7233 * config/stormy16/stormy16.h: Likewise.
7234 * config/v850/v850.h: Likewise.
7235 * config/vax/vms.h: Likewise.
7236 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
7237 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
7238 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
7239 default_elf_asm_named_section for SHF_MERGE sections.
7241 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
7243 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
7246 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
7248 * c-common.c (split_specs_attrs): Allow for empty attributes with
7249 empty TREE_PURPOSE. Fixes PR c/4294.
7251 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
7253 * basic-block.h (cached_make_edge, make_single_succ): New.
7254 (make_edge): Remove first parameter.
7255 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
7256 * cfg.c (cached_make_edge): Rename from make_edge; return newly
7257 created edge; use obstack allocation.
7258 (make_edge, make_single_succ_edge): New.
7259 (first_removed_edge): New static variable.
7260 (init_flow): Initialize first_removed_edge and n_edges.
7261 (clear_edges): Use remove_edge.
7262 (flow_delete_block): Likewise.
7263 (remove_edge): Add removed edges to the removed edges list.
7264 (split_block, redirect_edge_and_branch_force, split_edge):
7266 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
7267 (add_noreturn_fake_exit_edges): Likewise.
7268 (connect_infinite_loops_to_exit): Liekwise.
7269 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
7270 Use cached_make_edge.
7271 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
7272 * profile.c (branch_prob): Update make_edge call.
7273 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
7275 2001-09-11 Richard Henderson <rth@redhat.com>
7277 * config/alpha/alpha.c: Tidy formatting.
7278 (local_symbolic_operand): Verify mode.
7279 (alpha_sa_mask): Ignore unicos for eh_return.
7280 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
7281 * config/alpha/alpha.md (umk divsi patterns): Remove.
7282 (extendsfdf2): Remove unicos check.
7283 (tablejump): Merge vms and unicos code; always use direct set
7286 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7288 * config.gcc (alpha*-*-unicosmk*): New target.
7290 * config/alpha/alpha-protos.h (symbolic_operand,
7291 unicosmk_add_call_info_word, unicosmk_add_extern,
7292 unicosmk_defer_case_vector, unicosmk_unique_section,
7293 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
7294 unicosmk_asm_file_start, unicosmk_asm_file_end,
7295 unicosmk_output_common): Declare.
7297 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
7298 direct_return, function_arg, alpha_va_start, alpha_va_arg,
7299 alpha_does_function_need_gp, alpha_end_function): Support Cray
7301 (alpha_init_machine_status, alpha_mark_machine_status,
7302 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
7303 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
7304 unicosmk_asm_named_section, unicosmk_insert_attributes,
7305 unicosmk_section_type_flags, symbolic_operand,
7306 unicosmk_output_module_name, unicosmk_output_default_externs,
7307 unicosmk_output_dex, unicosmk_output_externs,
7308 unicosmk_output_addr_vec, unicosmk_ssib_name,
7309 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
7310 unicosmk_asm_file_end, unicosmk_output_common,
7311 unicosmk_section_type_flags, unicosmk_unique_section,
7312 unicosmk_add_call_info_word, unicosmk_text_section,
7313 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
7314 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
7315 unicosmk_dex_count, unicosmk_special_name): New.
7316 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
7317 TARGET_ABI_UNICOSMK.
7318 (get_aligned_mem, alpha_expand_unaligned_load,
7319 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
7320 alpha_expand_unaligned_store_words): Support big-endian mode.
7321 (print_operand): Likewise. New format specifier 't'. Use
7322 TARGET_AS_SLASH_BEFORE_SUFFIX.
7323 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
7324 (alpha_pv_save_size): Update with above change.
7325 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
7326 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
7329 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
7330 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
7331 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
7332 (EXTRA_CONSTRAINT): New constraint 'U'.
7333 (PREDICATE_CODES): Add symbolic_operand.
7335 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
7336 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
7337 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
7338 (integer division and modulus patterns): Split in default and
7340 (*divmodsi_internal, *divmoddi_internal): Disable for
7341 TARGET_ABI_UNICOSMK.
7342 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
7343 little-endian and big-endian versions.
7344 (ext, ins, msk): Likewise.
7345 (extv, extzv, insv): Support big-endian mode.
7346 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
7347 (call_umk, call_value_umk, *call_umk, tablejump_umk,
7348 *tablejump_umk_internal, *call_value_umk): New.
7349 (*movdi_nofix): Add pattern for loading an address into a register on
7350 TARGET_ABI_UNICOSMK.
7351 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
7352 (umk_mismatch_args, arg_home_umk): New.
7353 (various insns): Don't use mov, fmov, nop, fnop and unop.
7354 (realign): Support TARGET_ABI_UNICOSMK.
7356 * config/alpha/unicosmk.h: New file.
7357 * config/alpha/t-unicosmk: New file.
7359 * fixinc/inclhack.def (unicosmk_restrict): New.
7360 * fixinc/fixincl.x: Regenerate.
7362 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
7363 (wchar_t): Check for and define __WCHAR_T__.
7365 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
7367 * combine.c (simplify_shift_const): Treat shifts by the mode
7370 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
7372 * cpphash.h (struct tokenrun): New.
7373 (struct cpp_context): New member bol.
7374 (struct cpp_reader): New members.
7375 (_cpp_init_tokenrun): New.
7376 * cppinit.c (cpp_create_reader): Set up the token runs.
7377 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
7378 (lex_token): New internalised version of _cpp_lex_token. Don't
7379 handle directives or the multiple include opimisation here any
7380 more. Simply lex a token.
7381 * cpplib.c (run_directive): Clear bol.
7382 (_cpp_pop_buffer): Set bol.
7383 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
7386 2001-09-11 Michael Meissner <meissner@redhat.com>
7388 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
7389 give an error if the user uses -mfp32.
7390 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
7392 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
7393 floating point register size.
7394 (EXTRA_SPECS): Add CPP_FPR_SPEC.
7396 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
7397 HOST_WIDE_INT_PRINT_DEC to properly print the result of
7399 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
7400 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
7402 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
7404 * dbxout.c (dbxout_parms): Fix typo in comment.
7405 * unroll.c (loop_find_equiv_value): Ditto.
7406 * toplev.c (rest_of_compilation): Ditto.
7407 * loop.c (scan_loop): Ditto.
7408 * dwarf2out.c (struct dw_fde_struct): Ditto.
7410 2001-09-10 Zack Weinberg <zackw@panix.com>
7412 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
7413 copying identifier when we're just going to throw it away.
7414 (parse_identifier_slow): New routine to handle abnormal cases.
7415 (_cpp_lex_token): Update call site.
7417 * hashtable.c (ht_lookup): Don't assume that the string we've
7418 been given is NUL-terminated.
7419 * system.h: #define __builtin_expect(a, b) to (a) if not
7422 2001-09-10 Michael Meissner <meissner@redhat.com>
7424 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
7427 2001-09-10 David Edelsohn <edelsohn@gnu.org>
7429 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
7431 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7433 * builtins.c (c_getstr): Correct thinko in last change and further
7436 2001-09-10 Tim Freeman <tim@fungibole.com>
7438 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
7439 into varray's and register them as roots with the garbage
7440 collector so they are not collected too soon.
7442 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
7444 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
7446 * basic-block.h (flow_obstack, label_value_list,
7447 tail_recursion_label_list): Declare
7448 (tidy_fallthru_edges): Declare.
7449 (expunge_block, last_loop_beg_note): Delete.
7450 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
7452 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
7453 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
7454 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
7455 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
7456 expunge_block, flow_delete_block, compute_bb_for_insn,
7457 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
7458 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
7459 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
7460 try_redirect_by_replacing_jump, last_loop_beg_note,
7461 redirect_edge_and_branch, redirect_edge_and_branch_force,
7462 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
7463 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
7464 commit_edge_insertions, dump_flow_info, debug_flow_info,
7465 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
7466 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
7467 Move here from flow.c
7468 * cfganal.c: New file.
7469 (forwarder_block_p, can_fallthru, mark_critical_edges,
7470 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
7471 find_unreachable_blocks, create_edge_list, free_edge_list,
7472 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
7473 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
7474 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
7475 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
7476 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
7477 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
7478 Move here from flow.c
7479 * cfgbuild.c: New file
7480 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
7481 make_edges, find_basic_blocks_1, find_basic_blocks,
7482 find_sub_basic_blocks): Move here from flow.c
7483 * cfgcleanup.c: New file.
7484 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
7485 merge_blocks_move_predecessor_nojumps,
7486 merge_blocks_move_successor_nojumps, merge_blocks,
7487 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
7488 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
7489 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
7491 * cfgloop.c: New file
7492 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
7493 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
7494 flow_loop_exit_edges_find, flow_loop_nodes_find,
7495 flow_loop_pre_header_scan, flow_loop_pre_header_find,
7496 flow_loop_tree_node_add, flow_loops_tree_build,
7497 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
7498 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
7499 Move here from flow.c
7500 * flow.c: Remove everything moved elsewhere
7501 * output.h (cleanup_cfg): Return bool.
7503 * bb-reorder.c (reorder_block_def): Remove 'index'.
7504 (insert_intra_1): Add argument BB, set block for new note.
7505 (make_reorder_chain): Do not depdent on BB indexes.
7506 (make_reorder_chain_1): Do not use BB indexes.
7507 (label_for_bb): Likewise; set BB for new insn.
7508 (emit_jump_to_block_after): Likewise.
7509 (fixup_reoder_chain): Sanity check that all basic blocks
7510 are chained; verify newly created insn chain; remove
7511 undocnitional jump simplifying; Do not use BB indexes;
7512 properly initialize count and frequency information;
7513 dump reordered sequence.
7514 (insert_intra_bb_scope_notes): update call of insert_intra_1.
7515 (insert_inter_bb_scope_notes): Set block for new insn.
7516 (reorder_basic_blocks): Dump flow info before reoredering.
7518 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7520 * alias.c (clear_reg_alias_info): Use K&R format definition.
7521 Avoid unsigned warning.
7522 * builtins.c: Use "unsigned int", not "unsigned".
7523 (target_char_cast): Use host_integerp and tree_low_cst.
7524 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
7525 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
7526 (c_getstr): Likewise.
7527 (std_expand_builtin_va_arg): Use int_size_in_bytes.
7528 (builtin_memcpy_read_str): Avoid unsigned warning.
7529 (expand_builtin_memcpy): Alignments are unsigned.
7530 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
7531 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
7532 * predict.c (expensive_function_p): LIMIT now unsigned.
7533 * resource.c (mark_target_live_regs): Make some vars unsigned.
7534 * sdbout.c: Use "unsigned int", not "unsigned".
7535 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
7536 (sdbout_source_line): Likewise.
7537 (sdbout_record_type_name): Remove "const" for NAME declaration.
7538 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
7540 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
7542 * calls.c (store_one_arg): Expand comment.
7544 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7546 * calls.c (store_one_arg): Make sure that the entire argument is
7547 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
7549 2001-09-09 Richard Henderson <rth@redhat.com>
7551 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
7553 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
7555 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
7557 2001-09-09 Richard Henderson <rth@redhat.com>
7559 * config/alpha/alpha.c (alpha_next_sequence_number): New.
7560 (alpha_this_literal_sequence_number): New.
7561 (alpha_this_gpdisp_sequence_number): New.
7562 (some_operand, input_operand): Add HIGH.
7563 (local_symbolic_operand): New.
7564 (alpha_encode_section_info): New.
7565 (alpha_legitimate_address_p): Allow LO_SUM.
7566 (alpha_legitimize_address): Generate HIGH+LO_SUM.
7567 (alpha_expand_mov): Likewise.
7568 (secondary_reload_class): Check memory_operand not general_operand
7570 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
7571 (alpha_expand_unaligned_store): Likewise.
7572 (alpha_expand_unaligned_load_words): Likewise.
7573 (alpha_expand_unaligned_store_words): Likewise.
7574 (alpha_expand_block_clear): Likewise.
7575 (print_operand): Handle %#, %*, %H.
7576 (print_operand_address): Handle LO_SUM.
7578 (alpha_does_function_need_gp): Use it.
7579 (alpha_expand_block_move): Fix signed compare warnings.
7580 (alpha_sa_mask, alpha_align_insns): Likewise.
7581 * config/alpha/alpha-protos.h: Update.
7582 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
7583 (MASK_EXPLICIT_RELOCS): New.
7584 (TARGET_SWITCHES): Add -mexplicit-relocs.
7585 (EXTRA_CONSTRAINT): Add 'T'.
7586 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
7587 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
7588 (ENCODE_SECTION_INFO): Out line.
7589 (REDO_SECTION_INFO_P): New.
7590 (STRIP_NAME_ENCODING): New.
7591 (ASM_OUTPUT_LABELREF): New.
7592 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
7593 (PREDICATE_CODES): Update.
7594 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
7595 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
7596 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
7597 builtin_setjmp_receiver_er, exception_receiver_1_er,
7598 call_value_osf_1_er): New patterns.
7599 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
7600 (movqi, movhi, movsi): Add explicit $31 base register to lda.
7601 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
7602 (FINAL_PRESCAN_INSN): New.
7604 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
7606 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
7608 2001-09-08 Andreas Jaeger <aj@suse.de>
7610 * i386.h (TARGET_SWITCHES): Fix description.
7612 2001-09-07 David Edelsohn <edelsohn@gnu.org>
7614 * rs6000.c (num_insns_constant): Compute number of instructions
7617 * doc/install.texi: Explain AIX exception handling work-around.
7618 Update URL for AIX fixes.
7620 2001-09-07 Jim Wilson <wilson@redhat.com>
7622 * alias.c (clear_reg_alias_info): New.
7623 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
7624 * rtl.h (clear_reg_alias_info): Declare.
7626 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7628 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
7630 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
7631 (m16m,edivm,emulm): Change declaration to match definition.
7633 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7635 * reload.c (push_reload): Check for subreg_lowpart_p instead of
7636 SUBREG_BYTE being 0 when determining if the inner part of a subreg
7639 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7641 * c-common.c (signed_or_unsigned_type): Handle machine mode types
7642 which have no corresponding C type.
7643 * fold_const.c (target_isinf,target_isnan,target_negative): Update
7644 the representation of 64-bit doubles to work with 64-bit ints.
7646 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
7648 * config/mips/mips.c (override_options): Do not override ISA when ABI
7649 specified if MIPS_CPU_STRING_DEFAULT was specified.
7651 2001-09-07 Richard Henderson <rth@redhat.com>
7653 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
7654 (express_from_1): Wrap lines.
7655 * rtlanal.c (commutative_operand_precedence): Rename from
7656 operand_preference; export.
7657 * rtl.h: Declare it.
7658 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
7659 (simplify_binary_operation): Invoke simplify_plus_minus on
7660 (CONST (PLUS ...)) as well.
7661 (struct simplify_plus_minus_op_data): New.
7662 (simplify_plus_minus_op_data_cmp): New.
7663 (simplify_plus_minus): Use them. Avoid infinite recursion with
7664 simplify_binary_operation wrt CONST.
7666 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
7668 * h8300-protos.h (general_operand_dst_push): Remove.
7669 * h8300.c (general_operand_dst_push): Likewise.
7670 * h8300.h (OK_FOR_T): Likewise.
7671 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
7672 * h8300.md (pushqi_h8300): New.
7673 (pushqi_h8300hs): Likewise.
7675 (pushhi_h8300): Likewise.
7676 (pushhi_h8300hs): Likewise.
7679 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7681 * genattrtab.c (attr_printf): First arg is unsigned.
7682 Clean up formatting of callers.
7684 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
7686 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
7689 2001-09-07 Andreas Jaeger <aj@suse.de>
7691 * i386.h (TARGET_SWITCHES): Fix descriptions.
7693 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7695 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
7697 2001-09-06 Ira Ruben <ira@apple.com>
7699 Remove OP_IDENTIFIER.
7700 * tree.def (OP_IDENTIFIER): Remove.
7701 * tree.c (tree_node_kind enum): Remove op_id_kind.
7702 (tree_node_kind_names): Remove "op_identifiers".
7703 (make_node): Remove OP_IDENTIFIER test.
7704 (build_op_identifier): Removed because it isn't being used.
7705 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
7706 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
7708 2001-09-06 Richard Henderson <rth@redhat.com>
7710 * simplify-rtx.c (simplify_binary_operation): Revert last change.
7712 2001-09-06 Richard Henderson <rth@redhat.com>
7714 * simplify-rtx.c (simplify_binary_operation): Simplify contents
7717 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7719 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
7720 number used for CR register.
7722 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
7723 Joern Rennecke (amylaar@cygnus.com)
7725 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
7726 * h8300.c (initial_offset): Handle offset between RP and FP.
7727 (h8300_return_addr_rtx): New function.
7728 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
7730 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
7731 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
7732 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
7733 (CAN_ELIMINATE, REGISTER_NAMES):
7734 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
7736 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
7738 Remove TYPE_NONCOPIED_PARTS.
7739 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
7740 (struct tree_type): Remove noncopied_parts.
7741 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
7742 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
7743 (fixed_type_p): Remove.
7744 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
7745 (expand_expr, MODIFY_EXPR): Likewise.
7746 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
7747 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
7749 2001-09-06 Alan Modra <amodra@bigpond.net.au>
7751 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
7753 (mask64_operand): Likewise.
7754 (includes_rldic_lshift_p): Likewise.
7755 (includes_rldicr_lshift_p): Likewise.
7757 2001-09-05 Ziemowit Laski <zlaski@apple.com>
7759 * objc/objc-act.c (build_message_expr): If a class method cannot
7760 be found, do not issue a warning if a corresponding instance
7761 method exists in the root class.
7763 2001-09-05 Richard Henderson <rth@redhat.com>
7765 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
7767 2001-09-05 Zack Weinberg <zack@codesourcery.com>
7769 * function.c (ggc_mark_struct_function): Mark f->outer.
7770 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
7771 * integrate.c (output_inline_function): ... not here.
7773 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
7775 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
7777 * i386.c (size_cost): New static variable.
7778 (override_function): Use size_cost when -Os is specified.
7780 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
7781 properly; Use current_function_calls_eh_return.
7782 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
7783 use leave to avoid dependency chain.
7785 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
7786 get BB loop_depth instead of computing it from LOOP notes.
7788 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
7790 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
7792 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
7793 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
7794 UNALIGNED_DOUBLE_INT_ASM_OP): Define
7796 2001-09-05 Jeffrey A Law (law@cygnus.com)
7797 Jason Merrill (jason@redhat.com)
7799 * stor-layout.c (layout_type): Complain if an array's size can
7800 not be represented in a size_t.
7802 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
7804 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
7806 * gcc.c: (process_command) Add parentheses around assignment
7807 used as truth value.
7809 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
7811 * config/mips/mips.c (save_restore_insns): Don't mark any register
7812 save slots as unchanging if current_function_calls_eh_return.
7814 2001-09-05 Richard Henderson <rth@redhat.com>
7816 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
7817 * config/alpha/alpha-protos.h: Declare it.
7818 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
7819 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
7820 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
7821 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
7822 (REG_OK_FOR_BASE_P): Select one of the above.
7824 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
7826 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
7827 (crti.o): Prefix name of object file with $(T).
7830 2001-09-05 David S. Miller <davem@redhat.com>
7832 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
7833 * config/sparc/linux64.h: Likewise.
7835 2001-09-05 Andreas Jaeger <aj@suse.de>
7837 * doc/invoke.texi (i386 Options): -mwide-multiply is not
7838 available anymore, remove the documentation.
7839 (i386 Options): Fix typo, cleanup index entries.
7841 * prefix.c (concat): Remove, we can use the version from liberty.
7843 2001-09-05 Richard Henderson <rth@redhat.com>
7845 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
7846 New functions split out of md file expanders.
7847 * config/alpha/alpha-protos.h: Declare them.
7848 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
7850 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
7852 * cppmacro.c (funlike_invocation_p): No need to restore context.
7854 2001-09-04 Richard Henderson <rth@redhat.com>
7856 * reload.c (push_reload): Export.
7857 * reload.h (push_reload): Declare it.
7859 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
7860 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7861 * config/alpha/alpha.c (alpha_legitimize_address): New.
7862 (alpha_legitimize_reload_address): Likewise.
7863 * config/alpha/alpha-protos.h: Declare them.
7865 2001-09-04 Stan Shebs <shebs@apple.com>
7867 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
7868 * config/darwin.c (machopic_stub_name): Account for internally
7869 generated lib calls such as memcpy.
7871 2001-09-04 Richard Henderson <rth@redhat.com>
7873 * unwind.h (_UA_END_OF_STACK): New flag.
7874 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
7876 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
7878 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
7880 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
7882 * config/mips/mips.c (save_restore_insns): Change base_offset to
7883 fp_offset in second call to mips_emit_frame_related_store.
7885 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
7887 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
7888 sometimes be represented as a NOTE of type
7889 NOTE_INSN_DELETED_LABEL.
7890 (Insns): Document NOTE_INSN_DELETED_LABEL.
7892 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
7894 * c-common.h (tree_dump_index): Add more comments.
7895 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
7896 (dump_option_value_info): New struct.
7897 (dump_options): New array.
7898 (dump_switch_p): Parse switch options symbolically.
7899 * doc/invoke.texi (-fdump-ast): Rename to ...
7900 (-fdump-tree): ... here. Document that options are symbolic, and
7901 not all are applicable.
7903 2001-09-04 David S. Miller <davem@redhat.com>
7905 * config/sparc/sparc.md (define_splits): Kill constraints.
7907 Cleanup redundant and unused insn attributes.
7908 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
7909 binary, and move. Mark ialu as default.
7910 (commented out define_function_unit "alu"): Kill.
7911 (define_attr "use_clobbered"): Kill.
7912 (whole file): Kill address insn type references. Replace
7913 all unary/binary/move references with ialu.
7914 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
7915 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
7918 Simplify length insn attribute and make more judicious use
7919 of insn attribute defaulting.
7920 * config/sparc/sparc.md (all insns with length > one): Mark as
7921 insn type multi if real instructions, else use default if
7922 it is a forced splitter.
7923 (all insns with length == one): Use default insn length.
7924 (all insns of type ialu): Use default insn type.
7926 Fix erroneous insn attribute settings.
7927 (addx): Set insn type to misc.
7928 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
7929 const_umulsidi3_sp64): Set insn type to imul.
7931 Track SFmode vs DFmode insns according to UltraSPARC
7933 * config/sparc/sparc.md ("fptype"): New attribute, default
7935 (all DFmode single insns): Mark as fptype "double".
7937 2001-09-03 Jakub Jelinek <jakub@redhat.com>
7939 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
7941 2001-09-03 Richard Henderson <rth@redhat.com>
7943 * function.h (struct function): Add arg_pointer_save_area_init.
7944 * function.c (expand_function_end): Init arg_pointer_save_area.
7945 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
7946 when called from a nested function.
7948 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
7950 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
7953 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
7955 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
7957 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
7959 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
7960 (emit_push_insn): Use specified padding direction when
7961 STACK_PUSH_CODE is POST_INC.
7963 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
7965 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7967 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
7969 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
7971 * cppinit.c (cpp_start_read): Free the imacros list as we
7972 traverse it. Don't free the chains before returning.
7973 (_cpp_push_next_buffer): Only try pushing buffers if we've
7974 completed -imacros handling.
7976 2001-08-31 Eric Christopher <echristo@redhat.com>
7978 * gcc.c (handle_braces): Add explaination for abort.
7980 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
7982 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
7983 move adjustment of bitpos instead.
7985 2001-08-31 Zack Weinberg <zack@codesourcery.com>
7987 * function.c: Remove all_functions. Make outer_function_chain
7989 (init_function_start): Don't add new function structure to
7991 (find_function_data, push_function_context_to,
7992 pop_function_context_from, put_var_into_stack,
7993 trampoline_address): Update for changed structure element names.
7994 (push_function_context_to): Disentangle.
7995 (free_after_compilation): Also free F.
7996 (expand_dummy_function_end): Don't free cfun here.
7997 (put_var_into_stack): Comment why we can't use find_function_data here.
7998 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
7999 (mark_function_chain): Split into maybe_mark_struct_function and
8000 ggc_mark_struct_function. Export the latter.
8001 (init_function_once): Mark from cfun and outer_function_chain;
8004 * function.h (struct function): Kill next_global. Rename next
8005 to outer. All users updated to match.
8006 (all_functions, outer_function_chain): Don't declare.
8008 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
8009 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
8010 don't touch f->inlinable, after calling rest_of_compilation.
8012 * tree.h: Forward-declare struct function. Prototype
8013 ggc_mark_struct_function.
8015 2001-08-31 Kazu Hirata <kazu@hxi.com>
8017 * config/h8300/h8300.md (*andorhi3): Fix typos.
8019 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8021 * calls.c (emit_library_call_value): Don't use a fixed
8022 argument after VA_CLOSE, i.e. out of scope in traditional C.
8024 * emit-rtl.c (gen_rtvec): Likewise.
8026 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8028 * Makefile.in (c-pragma.o): Depend on output.h.
8029 (reorg.o): Depend on except.h.
8031 * c-pragma.c: Include output.h.
8033 * reorg.c: Include except.h.
8035 * unwind-dw2.c: Call __builtin_alloca, not alloca.
8037 2001-08-31 Richard Henderson <rth@redhat.com>
8039 * sched-deps.c (add_dependence): Don't elide dependency if the
8040 conditional used by insn is modified in elem.
8042 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
8044 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
8046 2001-08-31 Diego Novillo <dnovillo@redhat.com>
8048 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
8051 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
8053 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
8055 (stormy16_asm_out_constructor): New function.
8056 (TARGET_ASM_CONSTRUCTOR): Define.
8057 (TARGET_ASM_DESTRUCTOR): Define.
8059 2001-08-31 Andreas Jaeger <aj@suse.de>
8061 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
8062 * loop.c (add_label_notes): Likewise.
8063 * reload.c (find_reloads): Likewise.
8064 * config/sh/sh.c (machine_dependent_reorg): Likewise.
8066 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
8068 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
8069 code here. Take _Unwind_{W,Sw}ord*.
8070 (read_encoded_value_with_base): Use them.
8071 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
8073 (extract_cie_info): Simplify read_?leb128 handling.
8074 (execute_stack_op, execute_cfa_program): Likewise.
8075 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
8077 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
8079 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
8080 the frame pointer to pop the stack if convenient.
8082 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
8083 Don't use post-increment before combine.
8084 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
8085 a call-saved register.
8087 2001-08-31 Andreas Jaeger <aj@suse.de>
8089 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
8092 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
8094 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
8095 not DIV/MOD, of course.
8097 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
8099 * rtl.def: Undo my patch commited 2001-08-27.
8101 * genattrtab.c: Ditto.
8105 * sched-int.h: Ditto.
8107 * target-def.h: Ditto.
8111 * haifa-sched.c: Ditto.
8113 * sched-rgn.c: Ditto.
8115 * sched-vis.c: Ditto.
8117 * Makefile.in: Ditto.
8119 * doc/md.texi: Ditto.
8121 * doc/tm.texi: Ditto.
8123 * doc/contrib.texi: Ditto.
8125 * doc/gcc.texi: Ditto.
8127 * genattrtab.h: Remove it.
8129 * genautomata.c: Remove it.
8131 * genattr.c: Undo my patch and Richard Henderson's patch commited
8134 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
8136 * config.gcc (h8300-*-elf*): New case.
8137 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
8138 (SUBTARGET_CPP_SPEC): Define.
8139 (EXTRA_SPECS): Define.
8140 (SUBTARGET_EXTRA_SPECS): Define.
8141 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
8142 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
8144 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
8146 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
8147 (LIB2FUNCS_EXTRA): Define.
8148 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
8149 config/h8300/fixunssfsi.c: New file.
8151 2001-08-30 Kazu Hirata <kazu@hxi.com>
8153 * config/h8300/h8300.md (zero_extendqihi2): Changes to
8154 define_expand to accommodate target-specific attributes.
8155 (anonymous zero_extendqihi2 patterns): New.
8157 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
8159 * h8300.md (*andorhi3): New pattern.
8161 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
8163 * h8300.c (dosize): Fix test for "sub".
8165 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
8167 * c-typeck.c (pointer_diff): Try to eliminate common term before
8170 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
8172 * config/arm/arm.c (arm_compute_initial_elimination_offset):
8173 Account for the saves of the FP registers.
8175 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
8176 (TEXT_SECTION_ASM_OP): Define.
8177 (INIT_SECTION_ASM_OP): Define.
8178 (FINI_SECTION_ASM_OP): Define.
8179 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
8180 (RDATA_SECTION_FUNCITON): Provide prototype.
8182 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
8184 * reload1.c (move2add_note_store): Correct typo checking for
8187 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
8189 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
8190 note should not be considered outside the libcall block.
8192 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8194 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
8196 2001-08-29 Kazu Hirata <kazu@hxi.com>
8198 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
8200 2001-08-29 Kazu Hirata <kazu@hxi.com>
8202 * config/h8300/h8300-protos.h: Add a prototype for
8204 * config/h8300/h8300.c (emit_logical_op): New.
8205 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
8212 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
8214 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
8215 comparison with rtx INTVAL.
8216 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
8218 * pa.h (FUNCTION_ARG_SIZE): Likewise.
8220 2001-08-29 Kazu Hirata <kazu@hxi.com>
8222 * config/h8300/lib1funcs.asm: Update the copyright. Fix
8225 2001-08-29 Kazu Hirata <kazu@hxi.com>
8227 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
8228 (reg n) to (mem (pre_dec (reg n))
8229 (anonymous movsi pattern): Likewise.
8231 2001-08-29 Kazu Hirata <kazu@hxi.com>
8233 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
8235 2001-08-29 Kazu Hirata <kazu@hxi.com>
8237 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
8238 several special constants.
8240 2001-08-29 Kazu Hirata <kazu@hxi.com>
8242 * config/h8300/lib1funcs.asm: Fix comment typos.
8244 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8246 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
8247 Fix format specifier warnings.
8249 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
8250 inet_makeaddr, semctl): Prototype.
8252 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
8253 (save_restore_insns): Use base_offset, not gp_offset.
8255 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
8256 (ASM_OUTPUT_BYTE): Fix format specifier warning.
8258 2001-08-29 Richard Henderson <rth@redhat.com>
8260 * bb-reorder.c (function_tail_eff_head): New.
8261 (record_effective_endpoints): Set it.
8262 (fixup_reorder_chain): Use it.
8264 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8266 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
8268 2001-08-28 Dale Johannesen <dalej@apple.com>
8270 * config/darwin.c (machopic_function_base_name): Add const
8271 qualifier to a string.
8272 (darwin_encode_section_info): Ditto.
8274 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8276 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
8277 function definition.
8279 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
8281 * df.h (struct df): Add rts_order variable.
8283 * df.c (df_visit_next_rts): New function.
8284 (df_visit_next): Renamed to df_visit_next_rc
8285 (df_analyse_1): Allocate/compute/free rts_order as well.
8286 (df_rd_global_compute): Use df_visit_next_rc instead of
8288 (df_ru_global_compute): Use df_visit_next_rts instead of
8291 * flow.c (flow_reverse_top_sort_order_compute): New function.
8293 * basic-block.h: Add prototype.
8295 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
8297 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
8298 blocks, the BB_REACHABLE is now set, rather than aux being
8299 non-NULL. Update the test to reflect this.
8301 2001-08-28 Eric Christopher <echristo@redhat.com>
8303 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
8304 config/mips/crti.asm: Ditto.
8306 2001-08-28 Eric Christopher <echristo@redhat.com>
8307 Richard Henderson <rth@redhat.com>
8309 * c-pragma.h (add_weak): Move prototype from here...
8310 * output.h (add_weak): ... to here.
8311 * varasm.c (add_weak): Fix typo.
8312 * config/mips/crti.asm: New file.
8313 * config/mips/crtn.asm: Ditto.
8314 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
8315 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
8316 (INVOKE__main): Ditto.
8317 (INIT_SECTION_ASM_OP): New.
8318 (FINI_SECTION_ASM_OP): Ditto.
8319 (STARTFILE_SPEC): Add crti.
8320 (ENDFILE_SPEC): Add crtn.
8321 * config/mips/elf64.h: Same.
8322 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
8324 * config/mips/vxworks.h: Ditto.
8325 * config/mips/t-elf: Support crti and crtn.
8327 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
8329 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
8332 2001-08-28 Richard Henderson <rth@redhat.com>
8334 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
8335 (one_cmplbi2 splitter): Remove redundant test.
8337 2001-08-28 Dale Johannesen <dalej@apple.com>
8339 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
8341 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
8343 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
8345 2001-08-28 Stan Shebs <shebs@apple.com>
8347 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
8348 (UNALIGNED_SHORT_ASM_OP): Define.
8349 (UNALIGNED_INT_ASM_OP): Define.
8351 2001-08-28 Will Cohen <wcohen@redhat.com>
8353 * config/rs6000/rs6000.md (store_multiple): Correct RTL
8354 generation for first set.
8356 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
8358 * flow.c (redirect_edge_succ_nodup): Return new edge.
8359 (try_simplify_condjump): Use new edge.
8360 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
8362 * cse.c (cse_basic_block): Skip note instructions.
8364 2001-08-27 Richard Henderson <rth@redhat.com>
8366 * combine.c (combine_simplify_rtx): Don't reverse condition
8367 if there is no reverse for the condition.
8368 (simplify_comparison): Don't simplify subregs from INT to FP.
8370 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
8371 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
8372 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
8373 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
8374 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
8375 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
8377 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
8379 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
8380 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
8382 (adddi_dilshr32, adddi_dishl32): Only data register can be
8383 source for mem destination.
8385 * expmed.c (store_bit_field): Ignore adjustment to bitpos
8386 and use bitnum to decide about register move.
8388 2001-08-27 Richard Henderson <rth@redhat.com>
8390 * genattr.c (main): Emit state_t even when not doing scheduling.
8392 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
8393 Richard Henderson <rth@redhat.com>
8395 * gcse.c (reg_first_set, reg_last_set): Replace with ...
8396 (reg_avail_info, current_bb): ... these.
8397 (oprs_unchanged_p, record_last_reg_set_info): Use them.
8398 (compute_hash_table): Likewise.
8400 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
8402 * flow.c (verify_flow_info): Use checksums to verify edges.
8404 2001-08-27 Richard Henderson <rth@redhat.com>
8406 * genautomata.c (expand_automata): Always create a description.
8408 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
8410 * optabs.c (expand_binop): Correctly handle the carry in multiword
8411 add/subtract operations.
8413 2001-08-27 Fred Fish <fnf@be.com>
8415 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
8418 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
8420 * reload.c (find_reloads_toplev): Back out this change:
8422 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
8424 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
8425 mem if the address is a mode_dependent_address_p.
8427 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
8429 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
8430 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
8431 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
8434 * genattr.c (main): New variable num_insn_reservations. Increase
8435 it if there is DEFINE_INSN_RESERVATION. Output automaton based
8436 pipeline hazard recognizer interface.
8438 * genattrtab.h: New file.
8440 * genattrtab.c: Include genattrtab.h.
8441 (attr_printf, check_attr_test, make_internal_attr,
8442 make_numeric_value): Move protypes into genattrtab.h. Define them
8444 (num_dfa_decls): New global variable.
8445 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
8446 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
8447 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
8448 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
8450 * genautomata.c: New file.
8452 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
8454 * sched-int.h: (curr_state): Add the external definition for
8455 automaton pipeline interface.
8456 (haifa_insn_data): Add comments for members blockage and units.
8458 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
8459 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
8460 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
8461 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
8462 TARGET_SCHED_DFA_POST_CYCLE_INSN,
8463 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
8464 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
8466 (TARGET_SCHED): Use the new macros.
8468 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
8469 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
8470 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
8471 dfa_bubble): New members in gcc_target.sched.
8473 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
8474 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
8475 (insn_queue): Redefine it as pointer to array.
8476 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
8478 (max_insn_queue_index_macro_value): New variable.
8479 (curr_state, dfa_state_size, ready_try): New varaibles for
8480 automaton interface.
8481 (ready_element, ready_remove, max_issue): New function prototypes
8482 for automaton interface.
8483 (choose_ready): New function prototype.
8484 (insn_unit, blockage_range): Add comments.
8485 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
8486 FUNCTION_UNITS_SIZE == 0.
8487 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
8488 actual_hazard, potential_hazard): Add comments.
8489 (insn_cost): Use cost -1 as undefined value. Remove
8490 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
8492 (ready_element, ready_remove): New functions for automaton
8494 (schedule_insn): Add new code for automaton pipeline interface.
8495 (queue_to_ready): Add new code for automaton pipeline interface.
8496 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
8497 (debug_ready_list): Print newline when the queue is empty.
8498 (max_issue): New function for automaton pipeline interface.
8499 (choose_ready): New function.
8500 (schedule_block): Add new code for automaton pipeline interface.
8501 Print ready list before scheduling each insn.
8502 (sched_init): Add new code for automaton pipeline interface.
8503 Initiate insn cost by -1.
8504 (sched_finish): Free the current automaton state and finalize
8505 automaton pipeline interface.
8507 * sched-rgn.c: Include target.h.
8508 (init_ready_list, new_ready, debug_dependencies): Add new code for
8509 automaton pipeline interface.
8511 * sched-vis.c: Include target.h.
8512 (get_visual_tbl_length): Add code for automaton interface.
8513 (target_units, print_block_visualization): Add comments.
8515 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
8516 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
8517 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
8518 (getruntime.o, genautomata.o): New entries.
8519 (genattrtab.o): Add new dependency file genattrtab.h.
8520 (genattrtab): Add new dependencies. Link it with `libm.a'.
8521 (getruntime.o, hashtab.o): New entries for canadian cross.
8523 * doc/md.texi: Description of automaton based model.
8525 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
8527 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
8528 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
8529 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
8530 TARGET_SCHED_DFA_POST_CYCLE_INSN,
8531 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
8532 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
8533 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
8535 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
8536 MAX_DFA_ISSUE_RATE): New macro descriptions.
8538 * doc/contrib.texi: Add dfa based scheduler contribution.
8540 * doc/gcc.texi: Add more information about genattrtab.
8542 2001-08-27 Diego Novillo <dnovillo@redhat.com>
8544 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
8547 2001-08-27 Richard Henderson <rth@redhat.com>
8549 * function.c (expand_function_end): Don't init arg_pointer_save_area.
8550 (get_arg_pointer_save_area): New. Create an init it here.
8551 (fix_lexical_addr): Use it.
8552 * function.h: Declare it.
8553 * builtins.c (expand_builtin_setjmp_receiver): Use it.
8554 * stmt.c (expand_nl_goto_receiver): Use it.
8556 2001-08-27 Richard Henderson <rth@redhat.com>
8558 * final.c (final_scan_insn): Don't enter APP_ON mode for
8561 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
8562 alignment for assemble_integer for DW_EH_PE_aligned.
8563 * except.c (output_function_exception_table): Likewise.
8565 2001-08-26 Andreas Jaeger <aj@suse.de>
8567 * c-tree.h: Add prototyp for c_sizeof_nowarn.
8569 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
8571 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
8573 2001-08-27 Alan Modra <amodra@bigpond.net.au>
8575 * config/rs6000/rs6000.c (mask_operand): Rewrite without
8577 (mask64_operand): Likewise.
8578 (rldic_operand): Delete.
8579 (includes_lshift64_p): Delete.
8580 (includes_rldic_lshift_p): New function.
8581 (includes_rldicr_lshift_p): New function.
8582 (print_operand): Don't call rldic_operand in case 'W'.
8583 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
8584 (includes_lshift64_p): Remove.
8585 (includes_rldic_lshift_p): Declare.
8586 (includes_rldicr_lshift_p): Declare.
8587 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
8588 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
8589 Replace match_operand rldic_operand predicate with
8590 const_int_operand. Replace includes_lshift64_p condition with
8591 includes_rldic_lshift_p.
8592 <ashldi3_internal 64 bit rldicr patterns>: New.
8594 2001-08-27 Andreas Jaeger <aj@suse.de>
8596 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
8597 * errors.c: Likewise.
8598 * final.c: Likewise.
8599 * dwarf2asm.c: Likewise.
8600 * doprint.c (checkit): Likewise.
8601 * diagnostic.c: Likewise.
8602 * collect2.c: Likewise.
8603 * calls.c: Likewise.
8604 * c-semantics.c (build_stmt): Likewise.
8605 * c-format.c (status_warning): Likewise.
8606 * c-errors.c (pedwarn_c99): Likewise.
8607 * builtins.c (validate_arglist): Likewise.
8608 * config/pj/pj.c (pj_printf): Likewise.
8609 * fix-header.c: Likewise.
8611 * gcov.c (fnotice): Likewise.
8612 * gensupport.c (message_with_line): Likewise.
8613 * mips-tfile.c: Likewise.
8614 * protoize.c (notice): Likewise.
8615 * read-rtl.c (fatal_with_file_and_line): Likewise.
8616 * rtl-error.c: Likewise.
8617 * tradcpp.c: Likewise.
8619 * cp/tree.c (build_min_nt): Likewise.
8620 (build_min): Likewise.
8621 * cp/lex.c: Likewise.
8622 * cp/errfn.c: Likewise.
8623 * cp/rtti.c (create_pseudo_type_info): Likewise.
8625 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
8627 * df.c (df_uses_record): Return after recording all uses
8630 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
8632 * df.c (df_insn_modify): Realloc the INSN table here, if
8633 necessary, here, too.
8635 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
8637 * config/mips/mips.c (mips_function_value): Handle complex return
8640 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
8642 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
8644 * reload.c (make_memloc): Copy result if it is still
8645 reg_equiv_memory_loc[regno] on return.
8646 (subst_reloads) [ENABLE_CHECKING]: Check that none of
8647 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
8648 reg_equiv_mem are modified by the substitutions.
8650 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
8652 * predict.c (expensive_function_p): New.
8653 * rtl.h (expensive_function_p): Declare.
8654 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
8655 (use_fast_prologue_epilogue): New static variable.
8656 (expand_prologue): Set it; emit short prologues if unset.
8657 (expand_epilogue): Likewise.
8659 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
8661 * config.gcc: Add stormy16-*-elf case.
8662 * config/stormy16/stormy-abi: New file.
8663 * config/stormy16/stormy16-lib2.c: New file.
8664 * config/stormy16/stormy16-protos.h: New file.
8665 * config/stormy16/stormy16.c: New file.
8666 * config/stormy16/stormy16.h: New file.
8667 * config/stormy16/stormy16.md: New file.
8668 * config/stormy16/t-stormy16: New file.
8670 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
8672 * i386.h (no-accumulate-outgoing-args): Use proper mask.
8674 2001-08-24 David Edelsohn <edelsohn@gnu.org>
8676 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
8677 descriptor members are pointer size, not constant 4.
8678 * config/rs6000/rs6000.md (define_splits): Remove more unused
8681 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8683 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
8685 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
8687 * cp/rtti.c (VPARAMS): Fix parameter.
8689 2001-08-24 Zack Weinberg <zackw@panix.com>
8691 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
8693 (mode_for_extraction): No need for #ifdefs. Add default-case abort
8695 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
8696 in if controlling use of insv.
8697 (extract_bit_field): Likewise, for extv and extzv.
8699 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
8701 * i386.md (movcc peep2): Fix load of 0.
8703 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8705 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
8706 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
8708 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
8710 * c-pragma.h: Move weak_syms and weak_decls...
8711 * varasm.c: ...here. Now static.
8712 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
8713 depend on HANDLE_PRAGMA_WEAK.
8715 * c-common.c (c_alignof, c_alignof_expr): Move here...
8716 * c-typeck.c: ...from here.
8717 * c-tree.h, c-common.h: Adjust.
8719 2001-08-23 Bernd Schmidt <bernds@redhat.com>
8721 * config/ia64/ia64.c (rws_update): If !pred, set write_count
8722 instead of incrementing it.
8724 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
8725 asm ready, don't try to move them all into the same array element.
8727 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
8729 * function.c (thread_prologue_and_epilogue_insns): Avoid
8730 fallthru flag on edge to exit.
8732 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
8734 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
8737 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
8739 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
8740 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
8741 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
8744 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
8746 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
8747 replace "GNU CC" with "GCC".
8749 2001-08-23 Richard Henderson <rth@redhat.com>
8751 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
8752 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
8753 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
8754 Need GR between FR and not GR_AND_FR.
8755 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
8756 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
8757 AR regs before GR regs.
8758 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
8759 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
8760 (REGISTER_MOVE_COST): Update.
8761 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
8763 2001-08-23 Richard Henderson <rth@redhat.com>
8765 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
8768 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
8770 * reload1.c (emit_reload_insns): Don't look for notes
8771 on a NULL store_insn.
8773 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8775 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
8776 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
8777 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
8778 format specifier warnings.
8779 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
8781 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
8783 * config/i386/i386-protos.h: Correct declaration of
8784 i386_pe_asm_named_section.
8786 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
8788 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
8790 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
8792 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
8794 * cpperror.c (print_location): Don't show _Pragma.
8795 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
8796 and file change callback generation here.
8797 (stack_include_file): Update use of cpp_push_buffer.
8798 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
8799 (struct cpp_buffer): Remove type, pfile members.
8800 * cppinit.c (cpp_handle_option): Use free_chain.
8801 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
8802 (skip_escaped_newlines, get_effective_char, lex_percent): Take
8803 a cpp_reader rather than a cpp_buffer.
8804 (skip_escaped_newlines, get_effective_char, skip_block_comment,
8805 skip_line_comment, parse_string, lex_percent, lex_dot,
8806 _cpp_lex_token): Update accordingly.
8807 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
8809 (cpp_push_buffer): Update prototype.
8810 (run_directive): Update use of cpp_push_buffer.
8811 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
8812 handle_assertion): Update use of run_directive.
8813 * cpplib.h (enum cpp_buffer_type): Remove.
8814 (cpp_push_buffer): Update prototype.
8815 * fix-header.c (read_scan_file): Update.
8817 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8819 * gcc.c (struct prefix_list): Change prefix to const char *.
8821 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8823 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
8825 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
8827 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
8830 * jump.c (squeeze_notes): Take parms by reference. Handle END being
8833 * ifcvt.c (dead_or_predicable): Adjust.
8834 * loop.c (find_and_verify_loops): Adjust.
8835 * stmt.c (expand_end_case): Adjust.
8836 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
8837 head and end insn pointers in the basic block, not just local copies.
8838 (merge_blocks_move_predecessor_nojumps): Likewise.
8840 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
8842 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
8843 bitmap.h, builtin-types.def, builtins.c, builtins.def,
8844 c-aux-info.c, c-common.c, c-common.def, c-common.h,
8845 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
8846 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
8847 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
8848 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
8849 conditions.h, config.gcc, configure.frag, configure.in,
8850 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
8851 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
8852 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
8853 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
8854 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
8855 emit-rtl.c, errors.c, errors.h, except.c, except.h,
8856 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
8857 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
8858 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
8859 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
8860 gencheck.c, gencodes.c, genconfig.c, genemit.c,
8861 genextract.c, genflags.c, gengenrtl.c, genmultilib,
8862 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
8863 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
8864 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
8865 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
8866 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
8867 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
8868 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
8869 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
8870 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
8871 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
8872 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
8873 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
8874 params.h, predict.c, predict.def, predict.h, prefix.c,
8875 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
8876 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
8877 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
8878 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
8879 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
8880 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
8881 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
8882 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
8883 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
8884 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
8885 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
8886 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
8887 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
8888 xcoffout.h: replace "GNU CC" with "GCC".
8890 2001-08-21 Richard Henderson <rth@redhat.com>
8892 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
8893 (final_scan_insn): Consider jump tables data even if we have no
8894 independent text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
8896 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
8897 (ASM_OUTPUT_CASE_END): Remove.
8898 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
8899 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
8900 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
8902 2001-08-21 Richard Henderson <rth@redhat.com>
8904 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
8905 at barrier insns. Emit stop bits before barriers.
8907 * flow.c (flow_find_cross_jump): Don't consider unconditional
8908 return insns for commoning.
8910 * final.c (compute_alignments): Fix typo.
8912 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
8913 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
8914 (store_bit_field): Use mode_for_extraction more places.
8915 (extract_bit_field): Likewise.
8917 2001-08-21 Zack Weinberg <zackw@panix.com>
8919 * caller-save.c: Don't include insn-codes.h.
8920 (reg_save_code, reg_restore_code): Make arrays of int.
8921 All uses updated to match.
8922 (insert_save, insert_restore): No need to initialize "code"
8923 variable upon declaration.
8924 * Makefile.in: update dependencies; fix typo in clean rule.
8926 2001-08-21 Richard Henderson <rth@redhat.com>
8928 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
8929 (merge_if_block): Handle fallout from same.
8931 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8933 * builtins.c (type_to_class): Fix typo in last change.
8935 2001-08-21 Richard Henderson <rth@redhat.com>
8937 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
8938 ia64_asm_output_label.
8940 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
8941 copy of gp while the real gp register contains garbage.
8943 2001-08-21 Zack Weinberg <zackw@panix.com>
8945 * expmed.c (mode_for_extraction): New function.
8946 (store_bit_field, extract_bit_field): Use it.
8947 * expr.h: Prototype it and provide an enum for its first argument.
8949 * combine.c, function.c, recog.c: Don't include insn-codes.h.
8950 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
8951 and digging through the insn_data tables.
8952 * Makefile.in: Update dependencies.
8954 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
8956 * cppfiles.c (stack_include_file): line-map.c now handles include
8958 (handle_missing_handler): Similarly.
8959 (_cpp_execute_include): Similarly.
8960 (_cpp_pop_file_buffer): Similarly.
8961 * cpphash.h (struct cpp_reader): Remove system_include_depth,
8962 buffer_stack_depth and include_depth.
8963 * cpplib.c (do_include_common): line-map.c now handles include depth.
8964 (cpp_push_buffer): Similarly.
8965 (_cpp_pop_buffer): Similarly.
8966 * cppmacro.c (builtin_macro): Update.
8967 * line-map.c (init_line_maps): Set depth.
8968 (add_line_map): Increment "used" earlier. Update and use the
8970 (trace_include): Use the include depth.
8971 * line-map.h (struct line_maps): New member depth.
8973 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
8975 * cppfiles.c (stack_include_file): Don't handle -H here.
8976 * cppinit.c (cpp_start_read): Set include tracing after
8977 cpp_post_options and after stacking the main file.
8978 * line-map.c (trace_include): New.
8979 (init_line_maps, add_line_map): Update.
8980 * line-map.h (struct line_maps): New member trace_includes.
8982 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
8984 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
8985 * cppfiles.c (stack_include_file): Only stack a file if there
8986 is something to do. Return a boolean indicating whether a
8987 buffer was stacked or not.
8988 (_cpp_execute_include): Similarly.
8989 (_cpp_read_file): Similarly.
8990 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
8992 2001-08-21 Sam Steingold <sds@gnu.org>
8994 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
8995 (RECACHE): keep obufp_before_macroname up to date
8997 2001-08-21 Zack Weinberg <zackw@panix.com>
8999 * stmt.c: Don't include insn-codes.h.
9000 (expand_end_case): Machine specific logic moved to expr.c.
9001 No need to worry about __builtin_classify_type.
9002 (check_for_full_enumeration_handling, emit_case_nodes):
9005 * builtins.o (expand_builtin_classify_type): Split up so code
9006 can be shared with fold_builtin_classify_type.
9007 (type_to_class, fold_builtin_classify_type): New functions.
9008 (fold_builtins): Handle __builtin_classify_type.
9010 * expr.c (do_tablejump): Now static.
9011 (case_values_threshold, try_casesi, try_tablejump): New;
9012 code mostly from stmt.c (expand_end_case).
9013 (expr.h): Update prototypes.
9015 * Makefile.in (stmt.o): Update dependencies.
9017 2001-08-21 Will Cohen <wcohen@redhat.com>
9019 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
9020 declaration of variable i.
9021 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
9022 declaration of variable i.
9024 2001-08-21 Richard Henderson <rth@redhat.com>
9026 * crtstuff.c: Fix thinko last change. Move list tails to start
9027 of CRT_END section. Tidy ifdefs.
9028 (__EH_FRAME_BEGIN__): Always static for ELF.
9029 (__do_global_ctors_1): Rename from __frame_dummy.
9030 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
9031 name change; don't hide __EH_FRAME_BEGIN__.
9033 2001-08-21 Richard Henderson <rth@redhat.com>
9035 * gdbinit.in: Move break on exit after break on fancy_abort.
9037 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
9040 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
9042 * cpphash.h (_cpp_push_next_buffer): New.
9043 * cppinit.c (do_includes): Remove.
9044 (push_include, free_chain, _cpp_push_next_buffer): New.
9045 (cpp_start_read): Use them to rework command line option handling.
9046 (cpp_handle_option): Combine handling of -include and -imacros.
9047 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
9048 appropriate. Always insert missing \n at EOF.
9049 * cpplib.c (start_directive): Get the directive position right.
9050 * cppmain.c (cb_file_change): Always print the first line, unless
9053 2001-08-20 Andreas Jaeger <aj@suse.de>
9055 * profile.c (compute_branch_probabilities): Remove extra new-line
9057 * flow.c (verify_flow_info): Likewise.
9059 2001-08-20 Diego Novillo <dnovillo@redhat.com>
9061 * basic-block.h (basic_block): Add new field 'flags'.
9062 (BB_REACHABLE): Define.
9063 (expunge_block): Declare.
9064 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
9065 (EXIT_BLOCK_PTR): Ditto.
9066 (expunge_block): Remove static declaration.
9067 (cleanup_cfg): Clear bb->aux on every basic block.
9068 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
9069 computing reachability.
9070 (delete_unreachable_blocks): Delete block b if b->flags has
9073 2001-08-20 Diego Novillo <dnovillo@redhat.com>
9075 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
9077 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9079 * sparc.c (sparc_variable_issue): Fix typo in last change.
9081 2001-08-20 Richard Henderson <rth@redhat.com>
9083 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
9085 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
9087 * pa.h (RETURN_IN_MEMORY): Improve comment.
9089 2001-08-20 Janis Johnson <janis187@us.ibm.com>
9091 * doc/invoke.texi (Profiling options): Clarify the interactions
9092 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
9094 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
9096 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
9099 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
9101 * gcc.c (make_relative_prefix): Allocate a sufficiently large
9104 2001-08-20 Richard Henderson <rth@redhat.com>
9106 * final.c (end_final): Fix typo last change.
9108 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
9110 * cppinit.c (init_standard_includes): The returned buffer
9111 is already malloc-ed.
9112 * gcc.c (add_prefix): Similarly.
9113 * prefix.c (translate_name): Update to support clear buffer
9115 (update_path): Similarly. Be sure to free any newly allocated
9116 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
9118 * prefix.h (update_path): Update prototype and document.
9119 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
9120 up and update to new buffer ownership rules.
9121 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
9123 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
9125 * final.c (compute_alignments): New function.
9126 (init_insn_lengths): Do not care label_align.
9127 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
9128 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
9129 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
9130 (shorted_branches): Realloc label_align array; do
9131 not call init_insn_lengths; Do not care about loop alignments.
9132 * output.h (compute_alignments): Declare.
9133 * toplev.c (rest_of_compilation): Call compute_alignments.
9134 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
9136 * predict.c (block_info_def): Add npredecesors, remove nvisited;
9137 change visited to tovisit.
9138 (propagate_freq): Use faster traversing algorithm.
9139 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
9140 to tovisit; reverse meaning.
9142 * predict.c (struct block_info_def): Remove nvisited.
9143 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
9144 (estimate_bb_frequencies): Call mark_dfs_back_edges.
9146 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
9148 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
9149 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
9150 (TARGET_FUSED_MADD): New.
9151 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
9152 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
9153 the multiply-add instructions.
9155 2001-08-19 Richard Henderson <rth@redhat.com>
9157 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
9158 is aligned to pointer size.
9160 2001-08-19 Richard Henderson <rth@redhat.com>
9162 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
9163 display markers during final schedule.
9165 2001-08-19 Richard Henderson <rth@redhat.com>
9167 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
9169 2001-08-19 Richard Henderson <rth@redhat.com>
9171 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
9173 (ASM_NAME_TO_STRING): Remove.
9174 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
9175 in the same string. Remove support for expressions.
9177 2001-08-19 Richard Henderson <rth@redhat.com>
9179 * config/i386/i386.md (tablejump): Make an expander; handle
9180 pic relative addressing here.
9181 (tablejump_1): Rename from tablejump_pic.
9184 2001-08-19 Richard Henderson <rth@redhat.com>
9186 * regclass.c (fix_register): Fix typo.
9188 2001-08-18 Richard Henderson <rth@redhat.com>
9190 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
9191 (struct _Unwind_Context): Expand br_loc to hold it.
9192 (uw_frame_state_for): Handle leaf functions better.
9193 (uw_update_reg_address): Update for br_loc change.
9195 2001-08-18 Richard Henderson <rth@redhat.com>
9197 * crtstuff.c: Move list heads before code that uses them.
9198 (__JCR_LIST__): Remove initial null.
9199 (frame_dummy, __frame_dummy): Do java registration here ...
9200 (__do_global_ctors_aux): ... not here.
9202 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
9203 (__do_global_dtors_aux): Update to match.
9204 (__JCR_LIST__, __do_jv_register_classes): New.
9206 * config/ia64/crtend.asm (__JCR_END__): New.
9207 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
9208 instead of an indirect LTOFF22 reloc.
9210 2001-08-18 Richard Henderson <rth@redhat.com>
9212 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
9213 * regclass.c (init_reg_sets_1): Fix typo.
9214 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
9215 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
9216 (ia64_compute_frame_size): Make ar.unat live when in use.
9217 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
9218 for ar.pfs; remove ar.unat handling.
9219 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
9221 (PREDICATE_CODES): Add ar_pfs_reg_operand.
9222 * config/ia64/ia64-protos.h: Update decls.
9223 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
9224 (sibcall_pic): Likewise.
9226 2001-08-18 Richard Henderson <rth@redhat.com>
9228 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
9229 pred_rel_mutex when searching for insn_group_barrier.
9230 * config/ia64/ia64.md (cycle_display): Combine the expander
9233 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
9234 bit before asm as needed.
9236 2001-08-18 Richard Henderson <rth@redhat.com>
9238 * timevar.def (TV_MACH_DEP): New.
9239 * toplev.c (rest_of_compilation): Use it.
9240 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
9242 2001-08-18 Zack Weinberg <zackw@panix.com>
9244 * unwind-dw2.c (execute_stack_op): Add default aborts to
9245 the inner switches to prevent warnings.
9247 2001-08-18 Richard Henderson <rth@redhat.com>
9249 * timevar.h (struct timevar_time_def): Change element type to float.
9250 (ticks_to_msec, clocks_to_msec): Likewise.
9251 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
9252 (get_time): Likewise.
9253 (timevar_print): Adjust zero check and printing to match.
9255 2001-08-18 Zack Weinberg <zackw@panix.com>
9257 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
9258 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
9259 Eliminate overfull or underfull hboxes.
9261 2001-08-18 Zack Weinberg <zackw@panix.com>
9263 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
9265 2001-08-18 Zack Weinberg <zackw@panix.com>
9267 * haifa-sched.c: Convert to target hooks. Macros replaced
9268 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
9269 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
9270 MD_SCHED_FINISH, and HAVE_cycle_display.
9271 * target-def.h (TARGET_SCHED_ADJUST_COST,
9272 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
9273 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
9274 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
9275 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
9276 New hook #defines to be overridden.
9277 (TARGET_SCHED): Bring them all together.
9278 (TARGET_INITIALIZER): Update.
9279 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
9280 instead of 'struct rtx_def *' throughout.
9281 (struct sched): New set of hooks for the scheduler.
9282 * Makefile.in (haifa-sched.o): Depend on target.h.
9283 * doc/tm.texi: Document the new scheduler hooks, together in
9284 their own section, instead of scattered around.
9285 Fix a bunch of underfull/overfull hboxes.
9287 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
9288 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
9289 sparc.h: Don't define any of the old scheduler macros.
9291 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
9292 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
9293 sparc.c: Create hook functions from code extracted from
9294 corresponding target header, or make existing hooks static, as
9295 appropriate. Set the appropriate entries in targetm.
9297 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
9298 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
9299 rs6000-protos.h, s390-protos.h, sparc-protos.h:
9300 Remove prototypes for functions which are now static.
9302 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
9303 related gunk; the Haifa scheduler is now the only choice.
9305 2001-08-18 Zack Weinberg <zackw@panix.com>
9307 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
9308 * genopinit.c: Put floating point divide insns in sdiv_optab.
9309 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
9310 * config/gofast.h, config/c4x/c4x.h,
9311 config/ia64/hpux_longdouble.h, config/mips/mips.h,
9312 config/pa/long_double.h, config/rs6000/sysv4.h,
9313 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
9314 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
9315 (init_optabs): Use init_optabv for overflow-trapping optabs.
9316 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
9317 cmp_optab RTX codes so have_insn_for can find them.
9319 * optabs.c (expand_simple_binop, expand_simple_unop,
9320 have_insn_for, gen_sub3_insn): New interfaces.
9321 * expr.h: Prototype new functions.
9322 (enum optab_methods): Move here from optabs.h.
9324 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
9325 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
9326 Use new functions instead of working directly with optabs.
9327 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
9328 unroll.c: Don't include optabs.h.
9329 * caller-save.c, combine.c, function.c, stmt.c: Just include
9330 insn-codes.h, not optabs.h.
9331 * Makefile.in: Update dependencies.
9333 * combine.c (make_compound_operation, simplify_comparison):
9334 Fix typos testing for this or that instruction.
9336 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9338 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
9339 generating libgcc.a.
9341 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9343 * except.c (TYPE_HASH): Delete.
9345 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
9348 * tree.c (TYPE_HASH): Delete.
9350 * tree.h (TYPE_HASH): Define.
9352 2001-08-18 Graham Stott <grahams@redhat.com>
9354 * config/mips/mips.md (adddi3_internal_2+1): Remove constraints from
9356 (adddi3_internal_2+2): Likewise.
9357 (eh_set_lr_di+1): Likewise.
9359 2001-08-17 Richard Henderson <rth@redhat.com>
9361 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
9362 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
9363 * dwarf2asm.c: ... here.
9364 * dwarfout.c: Remove them.
9366 * varasm.c (assemble_integer): Add align parameter.
9367 (assemble_real, output_constant, output_constructor): Likewise.
9368 * output.h: Update decls.
9369 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
9370 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
9371 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
9372 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
9373 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
9376 * final.c (end_final): Abort profile block generation if we
9377 havn't layed it out properly.
9378 * output.h (assemble_eh_integer): Remove stale decl.
9379 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
9381 (assemble_integer): Handle unaligned data.
9382 (assemble_real): Abort on unaligned data.
9383 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
9385 (default_dtor_section_asm_out_destructor): Use assemble_align.
9386 (default_named_section_asm_out_constructor): Likewise.
9387 (default_ctor_section_asm_out_constructor): Likewise.
9388 * config/darwin.c (machopic_asm_out_constructor): Likewise.
9389 (machopic_asm_out_destructor): Likewise.
9390 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
9391 (nextstep_asm_out_destructor): Likewise.
9392 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
9393 (vms_asm_out_destructor): Likewise.
9395 2001-08-17 Richard Henderson <rth@redhat.com>
9397 * config/mips/iris6.h (TARGET_IRIX6): New.
9398 (current_section_name, current_section_flags): New.
9399 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
9400 (MAX_OFILE_ALIGNMENT): New.
9401 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
9402 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
9403 (copy_file_data): Split out from
9404 (mips_asm_file_end): ... here.
9405 (mips_asm_file_start): Remove extra .section directive. Use
9406 tmpfile instead of mips_make_temp_file.
9407 (mips_unique_section): Use const char * as needed for warnings.
9408 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
9409 re-add align parameter.
9410 (iris6_asm_named_section): New.
9411 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
9412 (iris6_asm_output_align, iris6_section_align_1): New.
9413 (iris6_asm_file_start, iris6_asm_file_end): New.
9414 * config/mips/mips-protos.h: Update decls.
9416 2001-08-17 Janis Johnson <janis187@us.ibm.com>
9418 * doc/install.texi (Install GCC): Add links to build status pages.
9420 (Final install): Ditto; request updates for specific info
9422 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
9424 * cpperror.c (print_location): Don't take a file name; use the
9426 (_cpp_begin_message): Similarly.
9427 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
9428 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
9429 (cpp_pedwarn_with_file_and_line): Remove.
9430 * cppfiles.c (stack_include_file): Update; set filename to stdin
9431 here when appropriate.
9432 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
9433 (_cpp_begin_message): Don't take a file name.
9434 * cppinit.c: Add comment.
9435 * cpplex.c: Fix end-of-directive indicator.
9436 * cpplib.c: Don't include intl.h.
9437 (run_directive, do_diagnostic): Update.
9438 (do_line): Update to not use nominal_fname.
9439 (cpp_push_buffer): Don't take a filename.
9440 * cpplib.h (struct ht): Remove.
9441 (cpp_push_buffer): Don't take a filename.
9442 (cpp_pedwarn_with_file_and_line): Remove.
9443 * cppmacro.c (struct cpp_macro): Remove file.
9444 (builtin_macro): Update.
9445 (_cpp_create_definition): Update.
9446 * cppmain.c: Correct comment.
9447 * fix-header.c (read_scan_file): Update.
9449 2001-08-17 Kazu Hirata <kazu@hxi.com>
9451 * sbitmap.c: Fix comment formatting.
9452 * sched-deps.c: Likewise.
9453 * sibcall.c: Likewise.
9454 * simplify-rtx.c: Likewise.
9456 * ssa-ccp.c: Likewise.
9457 * stor-layout.c: Likewise.
9458 * timevar.c: Likewise.
9459 * toplev.c: Likewise.
9460 * unwind-dw2.c: Likewise.
9461 * unwind-dw2-fde.c: Likewise.
9462 * varasm.c: Likewise.
9464 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
9466 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
9467 or larger than an integer in memory.
9469 2001-08-17 Zack Weinberg <zackw@panix.com>
9471 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
9472 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
9473 * rtl.h: Don't forward-declare union tree_node here. Don't
9474 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
9475 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
9476 and tree respectively.
9477 * tree.h: Don't forward-declare struct rtx_def here. Don't
9478 typedef tree here. Change all uses of struct rtx_def *,
9479 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
9480 and tree respectively.
9482 2001-08-17 Richard Henderson <rth@redhat.com>
9484 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
9485 config/mips/openbsd.h: Fix typos last change.
9487 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9489 * doc/invoke.texi (Optimize Options): The default for
9490 -finline-limit is 600.
9492 2001-08-17 Richard Henderson <rth@redhat.com>
9494 * varasm.c (text_section): Allow TEXT_SECTION to override the
9495 printing of TEXT_SECTION_ASM_OP.
9496 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
9497 (DATA_SECTION, BSS_SECTION): Remove.
9498 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
9499 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
9500 Rename from s/_NAME//.
9501 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
9502 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
9503 (TEXT_SECTION): ... here. New.
9504 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
9505 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
9506 * config/mips/openbsd.h: Likewise.
9507 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
9508 (mips_asm_file_end): Likewise test.
9509 (mips_output_function_epilogue): Likewise. Switch back to data
9510 section after emitting the function.
9512 * doc/tm.texi (Sections): Document TEXT_SECTION.
9514 2001-08-17 Richard Henderson <rth@redhat.com>
9516 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
9517 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
9519 2001-08-17 Richard Henderson <rth@redhat.com>
9521 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
9522 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
9523 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
9524 Add aligned attribute.
9526 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
9528 * config/sh/sh.md: Add modes to unspecs in first insn to match
9529 those in the second.
9531 * Makefile.in: Fix collect2 copy for Cygwin.
9533 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
9535 Install the proper patch.
9536 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
9537 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
9538 (expand_function_start): Likewise.
9539 * stmt.c (expand_decl): Likewise.
9540 * varasm.c (make_decl_rtx): Likewise.
9542 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
9544 * final.c: Undo my previous accidental checkin.
9545 * output.h: Likewise.
9546 * tm.texi: Likewise.
9548 2001-08-16 Richard Henderson <rth@redhat.com>
9550 * varasm.c (named_section_flags): Remove align parameter.
9551 * varasm.c, dwarf2out.c: Update all callers.
9552 * output.h: Update prototypes.
9554 * target.h (target.asm_out.named_section): Remove align parameter.
9555 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
9556 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
9557 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
9558 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
9559 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
9561 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
9562 (get_named_section_flags, set_named_section_flags): New.
9563 (named_section_flags): Use them.
9564 (named_section): Do decl vs section flags check here...
9565 (default_section_type_flags): ... not here.
9566 (init_varasm_once): Create in_named_htab.
9567 (resolve_unique_section): Mark reloc unused.
9569 2001-08-16 Richard Henderson <rth@redhat.com>
9571 * varasm.c (force_const_mem): Keep pool alignment in bits.
9572 (output_constant_pool): Use assemble_align.
9574 2001-08-16 Zack Weinberg <zackw@panix.com>
9576 * doc/tm.texi: Remove extra @table command.
9578 2001-08-16 Zack Weinberg <zackw@panix.com>
9580 * final.c (shorten_branches): Clear the end of the label_align
9581 array only if we made it larger. Break up messy expressions
9584 * diagnostic.c (internal_error): Check for error recursion
9585 before doing ICE suppression.
9587 * timevar.c: Timing variables now count in milliseconds.
9588 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
9589 (get_time): Not here.
9590 (timevar_print): Don't print any timer whose user, cpu, and
9591 wall times are all zero as displayed.
9592 * timevar.h: Update comment aboout units. Make timevar
9595 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
9597 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
9598 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
9599 (expand_function_start): Likewise.
9600 * stmt.c (expand_decl): Likewise.
9601 * varasm.c (make_decl_rtx): Likewise.
9603 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
9605 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
9606 (finalize_record_size): Don't set TYPE_USER_ALIGN.
9608 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
9610 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
9613 2001-08-16 Andreas Jaeger <aj@suse.de>
9615 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
9618 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
9620 * rtl.h (only_sets_cc0_p): New prototype.
9621 * jump.c (sets_cc0_p): Handle INSN.
9622 (only_sets_cc0_p): New function.
9623 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
9624 (tidy_fallthru_edge): Likewise.
9625 * integrate.c (copy_insn_list): Likewise.
9626 * unroll.c (unroll_loop): Likewise.
9627 (copy_loop_body): Likewise.
9629 2001-08-15 Jason Eckhardt <jle@redhat.com>
9631 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
9633 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
9635 * predict.c (struct block_info_def): Remove nvisited.
9636 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
9637 (estimate_bb_frequencies): Call mark_dfs_back_edges.
9639 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
9640 (ix86_adjust_cost): Teach scheduler that latency to load operand can
9643 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
9645 * predict.def: Update hitrates.
9647 2001-08-15 Richard Henderson <rth@redhat.com>
9649 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
9651 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
9653 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
9654 note from its associated jump.
9656 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
9658 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
9659 also on 64-bit s390x targets.
9661 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
9663 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
9665 (arm_expand_prologue): Handled nested functions which take a
9666 variable argument list.
9667 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
9668 macro with an invocation of
9669 arm_compute_initial_elimination_offset.
9670 * config/arm/arm-protos.h: Prototype
9671 arm_compute_initial_elimination_offset.
9673 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9675 * doc/install.texi (Specific, avr): Fix markup.
9676 (Specific, c4x): Ditto.
9678 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
9680 * predict.c (dump_prediction): Change `bool' parameter to `int'.
9682 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
9684 * Makefile.in (OBJS): Add rtl-error.o
9685 (rtl-error.o): New rule.
9686 (diagnostic.o): Adjust dependency.
9687 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
9688 error_for_asm, _fatal_insn, _fatal_insn_not_found,
9689 warning_for_asm): Move to...
9690 rtl-error.c: ...here. New file.
9692 2001-08-14 Richard Henderson <rth@redhat.com>
9694 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
9695 if USING_SJLJ_EXCEPTIONS.
9697 2001-08-14 Steve Ellcey <sje@cup.hp.com>
9699 * tlink.c (scan_linker_output): Check string for unsatisfied in
9700 addition to undefined and unresolved.
9702 2001-08-14 Graham Stott <grahams@redhat.com>
9704 * libgcc2.c (*): Replace EH_FRAME_SECTION with
9705 EH_FRAME_SECTION_NAME.
9707 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
9709 * genattrtab.c (simplify_test_exp_in_temp): New function.
9710 (simplify_test_exp): Avoid explicit use of temporary obstack.
9711 (simplify_cond, insert_right_side, evaluate_eq_attr,
9712 simplify_and_tree, simplify_or_tree, eliminate_known_true):
9713 Use simplify_test_exp_in_temp.
9714 (optimize_attrs): Iterate until expression stabilizes.
9716 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
9718 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
9719 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
9721 2001-08-13 Richard Henderson <rth@redhat.com>
9723 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
9724 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
9725 * config/arm/conix-elf.h: Likewise.
9727 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
9729 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
9731 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
9733 * gcse.c (hash_scan_set): Expressions that are set as part of
9734 jump instructions are not available.
9736 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
9738 * config/s390/s390.c (print_operand, s390_function_prologue,
9739 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
9741 2001-08-13 Richard Henderson <rth@redhat.com>
9743 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
9744 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
9745 * doc/tm.texi (Exception Region Output): Document it.
9747 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
9749 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
9750 DWARF2 instead of stabs by default.
9752 2001-08-13 David Edelsohn <edelsohn@gnu.org>
9754 * config/rs6000/rs6000.c: Include optabs.h.
9756 2001-08-13 David Edelsohn <edelsohn@gnu.org>
9758 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
9759 save/restore routines.
9760 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
9762 2001-08-13 Andreas Jaeger <aj@suse.de>
9764 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
9765 the english is correct.
9767 2001-08-13 Zack Weinberg <zackw@panix.com>
9769 * expr.h: Split out optab- and libfunc-related code to...
9770 * optabs.h, libfuncs.h: ... these new headers.
9772 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
9774 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
9776 * mkconfig.sh: Don't include insn-codes.h from config.h.
9778 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
9779 enum insn_code is available. Move reload_in_optab and
9780 reload_out_optab array declarations to optabs.h.
9781 * regmove.c (gen_add3_insn): Move to optabs.c, export from
9782 there, prototype in expr.h.
9783 * gencodes.c: Cleanup: zap global variables, don't use
9784 printf where puts will do, don't bother defining MAX_INSN_CODE
9785 which nothing uses, let CODE_FOR_nothing get its value implicitly.
9787 * genemit.c, genopinit.c: Include optabs.h in generated file.
9788 * genoutput.c: Include insn-codes.h in generated file.
9789 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
9790 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
9791 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
9792 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
9793 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
9794 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
9796 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
9797 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
9798 config/m88k/m88k.c, config/sparc/sparc.c:
9800 * reload.c: Include expr.h and optabs.h before reload.h.
9801 * config/alpha/alpha.c: Include tree.h before reload.h.
9802 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
9803 and reload.h in that order.
9804 * config/sparc/sparc.c: Include debug.h.
9805 * recog.c: Include insn-codes.h.
9807 2001-08-13 Andreas Jaeger <aj@suse.de>
9809 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
9812 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
9814 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
9815 * gcc.c (init_spec): Fix typo in comment.
9816 * varasm.c (data_section): Fix typo in comment.
9818 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
9820 * predict.c (dump_prediction): New argument "USED".
9821 (combine_predictions_for_insn): Determine the used heuristics,
9822 output the case no heuristic applied.
9823 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
9825 2001-08-13 Andreas Jaeger <aj@suse.de>
9827 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
9830 2001-08-13 Kazu Hirata <kazu@hxi.com>
9832 * jump.c: Fix formatting.
9834 2001-08-13 Kazu Hirata <kazu@hxi.com>
9836 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
9839 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
9841 * loop.c (check_dbra_loop): Use condjump_label to compute
9844 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
9845 to better document the files they're in.
9847 2001-08-12 Zack Weinberg <zackw@panix.com>
9849 * recog.h (struct insn_operand_data): Shrink 'mode' field
9852 2001-08-12 Kazu Hirata <kazu@hxi.com>
9854 * gcc.c: Fix comment formatting.
9855 * gccspec.c: Likewise.
9858 * genemit.c: Likewise.
9859 * gengenrtl.c: Likewise.
9860 * genrecog.c: Likewise.
9861 * gensupport.c: Likewise.
9862 * ggc-page.c: Likewise.
9863 * global.c: Likewise.
9864 * graph.c: Likewise.
9865 * ifcvt.c: Likewise.
9866 * integrate.c: Likewise.
9868 * libgcc2.c: Likewise.
9870 * mbchar.c: Likewise.
9871 * optabs.c: Likewise.
9872 * predict.c: Likewise.
9873 * prefix.c: Likewise.
9874 * profile.c: Likewise.
9875 * protoize.c: Likewise.
9877 * recog.c: Likewise.
9878 * regclass.c: Likewise.
9879 * regmove.c: Likewise.
9880 * reg-stack.c: Likewise.
9881 * reload1.c: Likewise.
9882 * resource.c: Likewise.
9883 * rtlanal.c: Likewise.
9886 2001-08-12 Kazu Hirata <kazu@hxi.com>
9888 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
9889 a tree representing a constant is passed to the macro.
9891 2001-08-12 Richard Henderson <rth@redhat.com>
9893 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
9894 (rs6000_elf_asm_out_destructor): New.
9895 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
9896 (DTORS_SECTION_ASM_OP): Remove.
9897 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
9898 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
9900 2001-08-12 David Edelsohn <edelsohn@gnu.org>
9903 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9904 * gcc.c (set_collect_gcc_options): New function, split out from
9906 Ignore elided switches.
9907 (do_spec_1): Invoke before executing command.
9908 (set_input): Export.
9909 Move declaration ...
9910 * gcc.h (set_input): ... here.
9911 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
9914 2001-08-12 Richard Henderson <rth@redhat.com>
9916 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
9917 thinko wrt TARGET_RELOCATABLE.
9919 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
9921 * fix-header.c (cb_file_change): Update prototype.
9923 2001-08-11 Zack Weinberg <zackw@panix.com>
9925 * toplev.c (set_float_handler): Make static.
9926 * toplev.h: Don't prototype set_float_handler.
9928 * simplify-rtx.c: Don't include setjmp.h.
9929 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
9931 (simplify_unary_operation, simplify_binary_operation): Use them,
9932 via do_float_handler.
9934 * fold-const.c: Don't include setjmp.h.
9935 (exact_real_inverse_1): New function.
9936 (exact_real_inverse): Use it, via do_float_handler.
9938 * varasm.c: Don't include setjmp.h.
9939 (assemble_real_1): New function.
9940 (assemble_real): Use it, via do_float_handler.
9941 Call internal_error if we get a trap here.
9943 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
9944 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
9946 2001-08-11 Zack Weinberg <zackw@panix.com>
9948 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
9949 STACK_BOUNDARY if not already defined.
9951 * calls.c, function.c, reload1.c, explow.c: Don't default
9952 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
9953 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
9955 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
9958 * doc/tm.texi: Document that STACK_BOUNDARY is required;
9959 clarify difference between it and PREFERRED_STACK_BOUNDARY.
9961 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
9963 * cppmacro.c (enter_macro_context): Push macro expansions even
9966 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9968 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
9969 (rs6000_elf_section_type_flags): Actually return a value.
9971 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
9973 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
9974 Clean up code: add missing comments and prototypes, fix warnings,
9975 remove obsolete code, fix spacing to conform to coding style.
9977 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
9979 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
9980 and TARGET_ASM_CLOSE_PAREN.
9981 (regclass_map): CC register belongs to class NO_REGS.
9982 (legitimize_pic_address): Don't generate unnecessary moves
9983 (to avoid confusing loop optimization).
9984 (check_and_change_labels): Replace jump_long by indirect_jump.
9985 (s390_final_chunkify): Don't start a new literal pool on section
9986 switch in 64-bit code.
9987 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
9989 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
9990 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
9991 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
9993 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
9994 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
9995 (CONST_COSTS): Fixed incorrect costs.
9997 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
9998 Use emit_jump instead of emit_jump_insn (gen_jump).
9999 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
10000 (to avoid confusing flow analysis).
10001 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
10002 (casesi, casesi_jump): New.
10003 (jump_long): Removed. Functionality merged into indirect_jump.
10004 (indirect_jump): Accept address_operand, not just register_operand.
10005 (cjump_long, icjump_long): Use same logic as indirect_jump.
10006 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
10007 Fixed broken setjmp/longjmp handling.
10008 (do_builtin_setjmp_setup): Removed.
10010 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
10011 broken GNU as versions that don't accept .quad with large
10012 negative values. Use hexadecimal output instead.
10013 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
10014 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
10015 FUNCTION_EPILOGUE): Removed. Now in targetm.
10017 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
10019 * config/s390/fixdfdi.h: Add missing copyright statement.
10020 Fix type conflicts on 64-bit. Add missing SFmode routines.
10022 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
10025 2001-08-11 Richard Henderson <rth@redhat.com>
10027 * rtl.h (REG_EH_RETHROW): Remove.
10028 * rtl.c (reg_note_name): Update.
10029 * combine.c (distribute_notes): Don't check for it.
10031 2001-08-11 Richard Henderson <rth@redhat.com>
10033 * combine.c (distribute_notes): Place REG_SETJMP.
10035 2001-08-11 Richard Henderson <rth@redhat.com>
10037 * doc/extend.texi (Arrays and pointers implementation): Discourage
10038 relying on sign-extension of pointers.
10040 2001-08-11 H.J. Lu <hjl@gnu.org>
10042 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
10044 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
10045 RDATA_SECTION_ASM_OP.
10047 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10049 * doc/install.texi (Specific, c4x): Fix cross-reference to the
10050 main manual to work both for info and HTML versions.
10052 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
10053 Matt Kraai <kraai@alumni.carnegiemellon.edu>
10055 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
10056 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
10057 (struct cpp_pool): New member first.
10058 * cppinit.c (append_include_chain): Plug memory leaks.
10059 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
10060 Allocate pragma structures from the (aligned) macro pool to
10061 avoid leaking memory.
10062 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
10063 so we don't leak memory.
10064 * hashtable.c (ht_destroy): New.
10065 * hashtable.h (ht_destroy): New.
10067 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
10068 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10070 * c-lex.c (map): Make const.
10071 (cb_file_change): Update for callback passing a line map.
10072 Don't assume we have a previous map. Remove sanity check
10073 about popping too many files.
10074 * cpperror.c (print_location): Make map const.
10075 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
10076 (cpp_make_system_header): Similarly.
10077 (search_from): Similarly.
10078 (_cpp_execute_include): Don't remember where we came from.
10079 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
10080 (struct cpp_reader): Make map const.
10081 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
10082 * cpplib.c (do_line): Update; line maps now hold sysp.
10083 (cpp_push_buffer): Similarly.
10084 (_cpp_do_file_change): Similarly; callback with map instead.
10085 (cpp_get_line_maps): Constify return value.
10086 (_cpp_pop_buffer): Update.
10087 * cpplib.h (struct cpp_file_change): Remove.
10088 (struct cpp_callbacks): Update.
10089 (cpp_get_line_maps): Constify return value.
10090 * cppmacro.c (_cpp_create_definition): Update.
10091 * cppmain.c (struct printer): Constify map.
10092 (maybe_print_line): Similarly.
10093 (print_line): Similarly. Deduce flags 1 and 2 here.
10094 (cb_file_change): Update.
10095 * line-map.c (free_line_maps): Warn regardless.
10096 (add_line_map): Return pointer to const. When passed NULL to_file
10097 with LC_LEAVE, use the obvious values for the return point so the
10098 caller doesn't have to figure them out.
10099 (lookup_line): Return pointer to const.
10100 (print_containing_files): Take pointer to const.
10101 * line-map.h (struct line_map): New members reason, sysp.
10102 (add_line_map): Return pointer to const.
10103 (lookup_line): Similarly.
10104 (print_containing_files): Take pointer to const.
10106 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
10107 Richard Henderson <rth@redhat.com>
10109 * regmove.c (regmove_optimize): Avoid setting a register twice in
10112 2001-08-10 Richard Henderson <rth@redhat.com>
10114 * doc/extend.texi (Arrays and pointers implementation): Document
10115 behavior of pointer/integer conversion.
10117 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
10119 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
10121 2001-08-10 Richard Henderson <rth@redhat.com>
10123 * doc/extend.texi (C Implementation): New chapter.
10124 * doc/gcc.texi (Top): Link it in.
10126 2001-08-10 Andrew Cagney <ac131313@redhat.com>
10128 * doc/install.texi (Specific): Fix CVS merge botch.
10130 2001-08-10 Richard Henderson <rth@redhat.com>
10132 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
10133 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
10135 2001-08-10 Zack Weinberg <zackw@stanford.edu>
10137 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
10138 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
10139 this macro is now required.
10141 * cselib.c (cselib_process_insn), flow.c (propagate_block),
10142 loop.c (find_and_verify_loops), reload.c (reload): Check
10143 for rtx code of CALL_INSN, not CALL, when deciding if we
10144 need to check for REG_SETJMP note.
10146 * gcse.c (compute_hash_table, compute_store_table): Update
10147 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
10150 * config/avr/avr.c: Fix typo.
10151 * config/convex/convex.c (expand_movstr): Use adjust_address.
10152 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
10154 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
10155 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
10157 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
10158 Do define STACK_BOUNDARY.
10159 * config/i370/i370.c: Include expr.h.
10160 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
10161 config/pa/som.h, config/v850/v850.h: Take in_ctors and
10162 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
10163 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
10164 * config/m88k/m88k.c: Include c-tree.h after expr.h.
10165 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
10166 * config/romp/romp.c: Include expr.h after tree.h.
10168 (output_fpop): Use xmalloc, not oballoc.
10169 * config/we32k/we32k.c: Include expr.h.
10171 2001-08-10 Kazu Hirata <kazu@hxi.com>
10173 * config/h8300/h8300.h: Fix formatting.
10175 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
10177 * c-common.h (RETURN_NULLIFIED_P): Lose.
10178 * c-semantics.c (genrtl_return_stmt): Don't check it.
10180 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
10182 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
10183 (mips_annotate_frame_insn): New function.
10184 (mips_emit_frame_related_store): New function.
10185 (save_restore_insns): Don't mark instructions that set up the base
10186 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
10187 the store instructions instead.
10188 (mips_expand_prologue): If the stack size is moved into a temporary
10189 register, do not mark that move as frame-related. Add a
10190 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
10192 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
10194 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
10195 stack slot as unchanging if current_function_calls_eh_return.
10197 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
10199 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
10200 access the second half of the TFmode scratch operand.
10202 2001-08-10 Anthony Green <green@redhat.com>
10204 * java/class.c (emit_register_classes): Conditionalize code on
10207 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10209 * doc/install.texi (Specific, avr): Fix cross-reference to the
10210 main manual to work both for info and HTML versions.
10212 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
10214 * stmt.c (expand_null_return_1): Remove code to generate simple returns
10215 and "use_goto" argument.
10216 (expand_null_return, expand_value_return): Update all callers.
10217 * function.c (expand_function_end): Remove code to generate simple
10219 * config/vax/vax.md (epilogue): New expander for function return.
10220 * doc/md.texi (epilogue): Remove "if defined".
10222 2001-08-09 Zack Weinberg <zackw@stanford.edu>
10224 * Makefile.in: Partially revert my previous change:
10225 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
10226 of the hashtab.o and safe-ctype.o rules.
10228 2001-08-09 Richard Henderson <rth@redhat.com>
10230 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
10231 (USE_COLLECT2): Remove duplicate definition.
10232 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
10233 (use_collect2): Remove dead code.
10234 * configure.in (use_collect2): Remove will_use_collect2 and
10235 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
10236 * configure: Rebuild.
10238 * target.h (targetm.asm_out.constructor): New.
10239 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
10240 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
10241 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
10242 * varasm.c (in_ctors, in_dtors): New.
10243 (assemble_constructor, assemble_destructor): Remove.
10244 (default_stabs_asm_out_destructor): New.
10245 (default_named_section_asm_out_destructor): New.
10246 (dtors_section, default_dtor_section_asm_out_destructor): New.
10247 (default_stabs_asm_out_constructor): New.
10248 (default_named_section_asm_out_constructor): New.
10249 (ctors_section, default_ctor_section_asm_out_constructor): New.
10250 * output.h: Update declarations.
10251 * c-decl.c (c_expand_body): Use target hooks instead of
10252 assemble_constructor and assemble_destructor.
10253 * profile.c (output_func_start_profiler): Likewise.
10254 * objc/objc-act.c (finish_objc): Likewise.
10255 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
10256 for the constructor.
10257 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
10259 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
10260 (DTORS_SECTION_ASM_OP): Likewise.
10261 (__CTOR_LIST__): Use attribute section when possible.
10262 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
10264 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
10265 ASM_OUTPUT_CONSTRUCTOR.
10267 * config/darwin.c (machopic_asm_out_constructor): New.
10268 (machopic_asm_out_destructor): New.
10269 * config/darwin-protos.h: Update declarations.
10270 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
10271 (ASM_OUTPUT_DESTRUCTOR): Remove.
10272 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
10273 * config/nextstep.c (nextstep_asm_out_constructor): New.
10274 (nextstep_asm_out_destructor): New.
10275 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
10276 (ASM_OUTPUT_DESTRUCTOR): Remove.
10277 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
10278 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
10279 ASM_OUTPUT_*STRUCTOR.
10280 * config/i386/aix386ng.h: Likewise.
10282 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
10283 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
10284 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
10285 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
10286 * config/lynx.h: Likewise.
10287 * config/netware.h: Likewise.
10288 * config/psos.h: Likewise.
10289 * config/alpha/alpha-interix.h: Likewise.
10290 * config/alpha/elf.h: Likewise.
10291 * config/arc/arc.h: Likewise.
10292 * config/arm/aof.h: Likewise.
10293 * config/arm/coff.h: Likewise.
10294 * config/arm/elf.h: Likewise.
10295 * config/c4x/c4x.h: Likewise.
10296 * config/h8300/h8300.h: Likewise.
10297 * config/i386/cygwin.h: Likewise.
10298 * config/i386/djgpp.h: Likewise.
10299 * config/i386/i386-coff.h: Likewise.
10300 * config/i386/i386-interix.h: Likewise.
10301 * config/i386/sco5.h: Likewise.
10302 * config/i386/vsta.h: Likewise.
10303 * config/i386/win32.h: Likewise.
10304 * config/i960/i960-coff.h: Likewise.
10305 * config/ia64/sysv4.h: Likewise.
10306 * config/m68hc11/m68hc11.h: Likewise.
10307 * config/m68k/coff.h: Likewise.
10308 * config/m68k/mot3300.h: Likewise.
10309 * config/m88k/m88k.h: Likewise.
10310 * config/mcore/mcore-pe.h: Likewise.
10311 * config/mcore/mcore.h: Likewise.
10312 * config/mips/elf.h: Likewise.
10313 * config/mips/elf64.h: Likewise.
10314 * config/mips/iris6.h: Likewise.
10315 * config/pa/pa64-hpux.h: Likewise.
10316 * config/rs6000/sysv4.h: Likewise.
10317 * config/sh/sh.h: Likewise.
10318 * config/sparc/litecoff.h: Likewise.
10320 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
10321 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
10322 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
10323 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
10324 (ASM_OUTPUT_DESTRUCTOR): Remove.
10325 * config/a29k/a29k.c: Move include of tree.h.
10326 * config/a29k/udi.h: Delete file.
10327 * config/alpha/alpha.c (vms_asm_out_constructor): New.
10328 (vms_asm_out_destructor): New.
10329 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
10330 (EXTRA_SECTION_FUNCTIONS): Likewise.
10331 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
10332 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
10333 * config/c4x/c4x.c: Move include of tree.h.
10334 * config/clipper/clipper.c (clix_asm_out_constructor): New.
10335 (clix_asm_out_destructor): New.
10336 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
10337 (ASM_OUTPUT_DESTRUCTOR): Remove.
10338 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
10339 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
10340 (TARGET_ASM_CONSTRUCTOR): New.
10341 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
10342 (sco_asm_out_constructor): New.
10343 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
10344 * config/i386/svr3gas.h: Remove stack grows up code.
10345 Remove code duplicated from i386/sysv3.h.
10346 (TARGET_ASM_CONSTRUCTOR): New.
10347 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
10348 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
10349 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
10350 (TARGET_ASM_CONSTRUCTOR): New.
10351 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
10352 (m68hc11_asm_out_destructor): New.
10353 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
10354 (TARGET_ASM_DESTRUCTOR): New.
10355 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
10356 * config/m68k/dpx2.h: Properly undef all the bits inherited from
10357 config/svr3.h pertaining to section manipulation.
10358 * config/m68k/dpx2g.h: Remove #if 0 code.
10359 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
10360 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
10361 (ASM_OUTPUT_CONSTRUCTOR): Remove.
10362 (TARGET_ASM_CONSTRUCTOR): New.
10363 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
10364 (m88k_svr3_asm_out_constructor): New.
10365 (m88k_svr3_asm_out_destructor): New.
10366 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
10367 (ASM_OUTPUT_DESTRUCTOR): Remove.
10368 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
10369 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
10370 * config/rs6000/aix.h: Likewise.
10371 * config/mips/rtems64.h: Don't undef removed constructor related bits.
10372 * config/mips/vxworks.h: Likewise.
10373 * config/rs6000/lynx.h: Likewise.
10374 * config/sh/elf.h: Likewise.
10375 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
10376 (DTORS_SECTION_ASM_OP): New.
10377 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
10378 (ASM_OUTPUT_DESTRUCTOR): Remove.
10379 * config/sparc/sol2-sld-64.h: Likewise.
10380 * config/vax/vax.c (vms_asm_out_constructor): New.
10381 (vms_asm_out_destructor): New.
10382 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
10383 (ASM_OUTPUT_DESTRUCTOR): Remove.
10384 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
10386 * doc/tm.texi (@node Initialization): Update.
10388 2001-08-09 Richard Henderson <rth@redhat.com>
10390 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
10391 (__do_global_dtors_aux): Use gp-relative static data to avoid
10392 one dynamic relocation.
10393 (__do_frame_setup): Register Java classes.
10394 * config/alpha/crtend.asm (__JCR_END__): New.
10396 2001-08-09 Zack Weinberg <zackw@stanford.edu>
10398 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
10399 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
10400 (GEN, STAGESTUFF): Add new files.
10401 (insn-constants.h, s-constants, tm-preds.h, s-preds,
10402 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
10403 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
10404 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
10405 as well as insn-codes.h and insn-flags.h in config.h; and no
10406 extra headers in tconfig.h and hconfig.h.
10408 * gencodes.c: Eliminate code to generate predicate declarations
10409 or #defines for md-file constants.
10410 * genconstants.c, genpreds.c: New files.
10412 * i386.md: Re-order guard expressions such that TARGET_64BIT
10413 comes first, when this permits better optimization. Add
10414 TARGET_64BIT to more x86-64 patterns. Add comment explaining
10415 why this is desirable.
10417 2001-08-09 Jakub Jelinek <jakub@redhat.com>
10419 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
10420 (find_fde_for_dso): Remove.
10421 (_Unwind_IteratePhdrCallback): New.
10422 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
10423 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
10425 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10427 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
10428 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
10430 2001-08-09 Graham Stott <grahams@redhat.com>
10432 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
10433 (vis_no_unit): Use it.
10434 (visualize_no_unit): Add the insn only if room exists.
10436 2001-08-09 Graham Stott <grahams@redhat.com>
10438 * predict.c (estimate_probability): Replace magic numbers with
10439 appropriate enumeration.
10441 2001-08-09 Graham Stott <grahams@redhat.com>
10443 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
10445 (EXTRACT_FLAGS): Likewise.
10447 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
10449 * config/mips/mips.c (mips_legitimate_address_p): Check for
10450 CONST_INT in last patch.
10452 2001-08-08 Anthony Green <green@redhat.com>
10454 * java/class.c (emit_register_classes): Use assemble_jcr if
10455 possible. Keep the original mechanism as a fallback.
10456 * defaults.h (JCR_SECTION_NAME): Define if we have named section
10457 and weak symbol support.
10458 * crtstuff.c (__JCR_LIST__): Define.
10459 (__JCR_END__): Define.
10460 (_Jv_RegiserClasses): Define weak symbol if possible.
10461 (__do_global_ctors_aux): Register classes for ELF targets with
10462 weak symbol support.
10464 2001-08-08 Kazu Hirata <kazu@hxi.com>
10466 * dbxout.c: Fix comment formatting.
10467 * dependence.c: Likewise.
10469 * diagnostic.c: Likewise.
10470 * dominance.c: Likewise.
10471 * doprint.c: Likewise.
10472 * dwarf2out.c: Likewise.
10473 * dwarfout.c: Likewise.
10474 * emit-rtl.c: Likewise.
10475 * except.c: Likewise.
10476 * explow.c: Likewise.
10477 * expmed.c: Likewise.
10478 * expr.c: Likewise.
10479 * flow.c: Likewise.
10480 * fold-const.c: Likewise.
10481 * function.c: Likewise.
10483 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10485 * global.c (retry_global_alloc): Avoid shadowing allocno.
10487 2001-08-08 Mark Mitchell <mark@codesourcery.com>
10489 * except.c (remove_fixup_regions): Fix typo.
10491 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
10493 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
10494 unsigned HOST_WIDE_INT to avoid warning.
10495 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
10496 * flow.c (set_block_for_new_insns): Likewise.
10498 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
10500 * sibcall.c (return_value_pseudo): New static variable.
10501 (skip_copy_to_return_value): Handle return_value_pseudo.
10502 (call_ends_block_p): Ensure that return_value_pseudo is set.
10503 (optimize_sibling_and_tail_recursive_call): Discover the
10504 load of pseudo return value in alternate exit block.
10506 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
10508 * calls.c (ECF_ALWAYS_RETURN): New constant.
10509 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
10510 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
10511 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
10512 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
10513 * rtl.c (reg_note_name): New name.
10514 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
10516 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
10518 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
10520 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
10522 * alias.c (get_alias_set): Return a previously calculated
10523 alias set for a VAR_DECL.
10524 * function.c (gen_mem_addressof): Calculate the alias set before
10527 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
10529 * predict.def: Set hitrates according our experimental run.
10531 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
10533 * i386.h (HARD_REGNO_RENAME_OK): New macro.
10535 2001-08-08 H.J. Lu <hjl@gnu.org>
10537 * config/mips/mips.c (mips_unique_section): New. Copied from
10540 * config/mips/mips-protos.h (mips_unique_section): New
10543 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
10545 * config/mips/little.h: New. Generic little endian mips
10546 targets. Only mips*-*-linux* is converted to use it so far.
10548 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
10549 (WCHAR_TYPE): Defined
10550 (WCHAR_TYPE_SIZE): Likewise.
10551 (INIT_SUBTARGET_OPTABS): Likewise.
10552 (BSS_SECTION_ASM_OP): Likewise.
10553 (SBSS_SECTION_ASM_OP): Likewise.
10554 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
10555 (ASM_DECLARE_OBJECT_NAME): Likewise.
10556 (UNIQUE_SECTION): Likewise.
10557 (EXTRA_SECTIONS): Likewise.
10558 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
10559 (ASM_OUTPUT_DESTRUCTOR): Likewise.
10560 (ASM_OUTPUT_DEF): Likewise.
10561 (HANDLE_SYSV_PRAGMA): Removed.
10562 (NO_IMPLICIT_EXTERN_C): Likewise.
10563 (TARGET_MEM_FUNCTIONS): Likewise.
10564 (STARTFILE_SPEC): Likewise.
10565 (ENDFILE_SPEC): Likewise.
10566 (LIB_SPEC): Likewise.
10567 (INVOKE__main): Likewise.
10568 (CTOR_LIST_BEGIN): Likewise.
10569 (CTOR_LIST_END): Likewise.
10570 (DTOR_LIST_BEGIN): Likewise.
10571 (DTOR_LIST_END): Likewise.
10572 (SET_ASM_OP): Likewise.
10573 (ASM_OUTPUT_SOURCE_LINE): Likewise.
10574 (ASM_OUTPUT_DEF): Likewise.
10575 (ASM_OUTPUT_IDENT): Likewise.
10577 * config/mips/mips.h (ASM_SPEC): Undefine before define.
10578 (CPLUSPLUS_CPP_SPEC): Likewise.
10579 (ASM_APP_ON) Redefine only if not defined.
10580 (ASM_APP_OFF): Likewise.
10581 (ASM_OUTPUT_SOURCE_LINE): Likewise.
10582 (ASM_OUTPUT_IDENT): Likewise.
10584 * config.gcc: Update tm_file for Linux/mips.
10586 2001-08-08 Bernd Schmidt <bernds@redhat.com>
10588 * cselib.c (cselib_record_sets): If insn is predicated, turn
10589 sources into IF_THEN_ELSEs.
10591 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
10592 Turn into define_insn_and_split.
10594 * sched-deps.c: Include "cselib.h".
10595 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
10596 Use cselib to turn memory addresses into VALUEs.
10597 (sched_analyze): Call cselib_init/cselib_finish if necessary.
10598 * sched-int.h (struct sched_info): New member USE_CSELIB.
10599 * sched-ebb.c (ebb_sched_info): Initialize it.
10600 * sched-rgn.c (rgn_sched_info): Likewise.
10601 * Makefile.in (sched-deps.o): Update dependencies.
10603 * cselib.h (cselib_subst_to_values): Declare.
10604 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
10605 that have no value and autoincs to be handled by generating a new
10608 2001-08-08 Graham Stott <grahams@redhat.com>
10610 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
10611 within fixed length SEQUENCE.
10613 2001-08-08 Graham Stott <grahams@redhat.com>
10615 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
10616 (diagnostic_prefixing_rule): Likewise.
10617 (diagnostic_line_cutoff): Likewise.
10618 (diagnostic_kind_count): Likewise.
10620 2001-08-08 Graham Stott <grahams@redhat.com>
10622 * alias.c (find_base_decl): Delete redundent assignment.
10624 2001-08-08 Graham Stott <grahams@redhat.com>
10626 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
10627 (abs): Uppercase and paranthesize macro parameter.
10628 (MEM_DEPENDENCY): Add whitespace.
10630 2001-08-08 Graham Stott <grahams@redhat.com>
10632 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
10633 failure check for CONST_INT
10635 2001-08-08 Graham Stott <grahams@redhat.com>
10637 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
10638 (libcall_dead_p): Likewise.
10640 (mark_used_regs): Constify fmt.
10641 (find_use_as_address): Likewise.
10643 2001-08-08 Graham Stott <grahams@redhat.com>
10645 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
10648 2001-08-08 Graham Stott <grahams@redhat.com>
10650 * combine.c (combine_simplify_rtx): Update comment and
10651 remove erroneous test.
10653 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
10655 * cppinit.c (cpp_finish): Pop the final buffer without comment.
10656 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
10657 take care to avoid multiple no-newline at EOF warnings in that
10660 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
10662 * calls.c (expand_call): Do not emit INSN_SETJMP note.
10663 (emit_library_call_value_1): Likewise.
10664 (emit_call_1): Emit REG_SETJMP note.
10665 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
10667 * cselib.c (cselib_process_insn): Likewise.
10668 * flow.c (propagate_block): Likewise.
10669 * loop.c (find_and_verify_loops): Likewise.
10670 * reload.c (find_equiv_regs): Likewise.
10671 * reload1.c (reload): Likewise.
10672 * resource.c (mark_referenced_resources,
10673 mark_set_resources): Likewise.
10674 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
10675 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
10676 * haifa-sched.c (unlink_other_notes): Likewise.
10677 (reemit_notes): Likewise.
10678 * sched-ebb.c (sched_ebb): Likewise.
10679 * sched-rgc.c (sched_region): Likewise.
10680 * rtl.c (note_insn_name): Likewise.
10681 (reg_note_name): Add REG_SETJMP
10682 * rtl.h (reg_note): Add REG_SETJMP.
10683 (insn_note): Remove NOTE_INSN_SETJMP.
10685 * profile.c (branch_prob): Add fake edges for setjmp.
10687 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
10689 * config.gcc: Quote target_cpu_default2 correctly for
10690 powerpc*-*-* targets.
10692 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
10694 * cpplib.h, line-map.h: Update comments.
10695 * cppmain.c (printer_init): Move inline.
10696 (maybe_print_line, print_line): Take a map pointer.
10697 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
10698 (cb_file_change): Don't use prior value of print.map.
10700 2001-08-07 David Edelsohn <edelsohn@gnu.org>
10702 * doc/install.texi: Document fine-grained multilib configuration.
10704 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
10706 * rtlanal.c (find_first_parameter_load): Call note_stores
10707 only on the instructions.
10709 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10711 * alias.c (nonlocal_mentioned_p):
10712 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
10713 * calls.c (emit_call_1): Likewise.
10714 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
10715 * cselib.c (cselib_process_insn): Likewise.
10716 * df.c (df_insns_modify): Likewise.
10717 * flow.c (need_fake_edge_p): Likewise.
10718 (propagate_one_insn): Likewise.
10719 * haifa-sched.c (reemit_notes): Likewise.
10720 * integrate.c (copy_insn_list): Likewise.
10721 * jump.c (delete_prior_computation): Likewise.
10722 * local-alloc.c (validate_equiv_mem): Likewise.
10723 * loop.c (scan_loop): Likewise.
10724 * predict.c (estimate_probability): Likewise.
10725 * reload.c (reload): Likewise.
10726 * sched-deps (sched_analyze): Likewise.
10727 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
10728 * gcse.c (compute_hash_table): Likewise.
10729 (mark_call): Likewise.
10730 (store_killed_in_insn): Likewise.
10732 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
10734 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
10736 2001-08-06 Richard Henderson <rth@redhat.com>
10738 * varasm.c (assemble_gc_entry): Remove.
10739 * output.h: Likewise.
10741 2001-08-06 Richard Henderson <rth@redhat.com>
10743 * varasm.c (assemble_constructor): Take a symbol_ref and a
10744 priority instead of a bare string. Move priority handling
10745 here from cp/decl2.c.
10746 * output.h: Update decls.
10748 * c-decl.c (c_expand_body): Update calls to assemble_constructor
10749 and assemble_destructor.
10750 * profile.c (output_func_start_profiler): Likewise.
10751 * objc/objc-act.c (finish_objc): Likewise.
10752 (build_module_descriptor): Return the symbol not the symbol name.
10754 2001-08-06 David Edelsohn <edelsohn@gnu.org>
10756 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
10757 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
10758 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
10759 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
10760 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
10761 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
10763 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
10765 * cpperror.c (print_containing_files): Moved to line-map.c.
10766 (print_location): line-map.c handles re-listing or otherwise.
10767 * cpphash.h (struct lexer_state): Remove next_bol.
10768 (struct cpp_buffer): Remove include_stack_listed.
10769 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
10770 Remove faked buffer handling.
10771 (_cpp_do_file_change): Tweak.
10772 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
10773 * cppmain.c (struct printer): Remove filename.
10774 (print_line, cb_file_change): Update accordingly.
10775 * line-map.c: Include intl.h.
10776 (init_line_maps): Initialize last_listed.
10777 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
10778 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
10779 (print_containing_files): New.
10780 * line-map.h (struct line_maps): New member last_listed.
10781 (print_containing_files, INCLUDED_FROM): New.
10782 * Makefile.in: Update.
10783 * po/POTFILES.in: Add line-map.c.
10785 2001-08-06 Richard Henderson <rth@redhat.com>
10787 * except.c (convert_from_eh_region_ranges_1): Never mark
10788 USE or CLOBBER insns as throwing.
10790 * expr.c (store_constructor): Don't clobber memory targets.
10792 2001-08-06 Andreas Jaeger <aj@suse.de>
10794 * profile.c (branch_prob): Remove unused variable insn.
10796 * Makefile.in (local-alloc.o): Add dependency on except.h.
10798 * local-alloc.c: Include except.h for can_throw_internal prototype.
10800 2001-08-06 Richard Henderson <rth@redhat.com>
10802 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
10803 * function.c (expand_main_function): Implement it.
10804 * doc/tm.texi: Document it.
10806 2001-08-06 Stan Shebs <shebs@apple.com>
10808 * doc/install.texi: Document powerpc-*-darwin* details.
10810 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
10812 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
10813 (ASM_CPU_SPEC): Move back to rs6000.h
10814 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
10816 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
10818 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
10821 * config/rs6000/linux64.h: Ditto.
10823 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
10824 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
10827 Remove accidently readded definitions of FUNCTION_PROLOGUE,
10828 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
10830 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
10833 2001-08-05 Richard Henderson <rth@redhat.com>
10835 * local-alloc.c (update_equiv_regs): Do not move insns that
10838 2001-08-05 Jan Hubicka <jh@suse.cz>
10840 * Makefile.in (reload1.o): Add dedendancy on except.h
10841 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
10843 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
10844 indicating wehther edges has been cleaned up.
10845 * reload1.c: Inlucde except.h
10846 (fixup_abnormal_edges): Accept deleted insns.
10847 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
10850 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
10852 * cpplib.c (do_line): Correct line number after pop_buffer.
10854 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
10856 PR preprocessor/3824
10857 * line-map.c: Update comments.
10858 * line-map.h: Update comments.
10859 * tradcif.y: Don't consider large numbers unsigned.
10861 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
10863 PR preprocessor/3081
10864 * c-lex.c (map): New.
10865 (cb_file_change): Update map and use it.
10866 (cb_def_pragma, cb_define, cb_undef): Use map and line.
10867 (c_lex): Update to use map.
10868 * cpperror.c (print_location): Move to using logical line numbers.
10869 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
10870 (cpp_make_system_header): Similarly.
10871 (_cpp_execute_include): Stop line numbering hacks. Store the
10872 line we will return to.
10873 * cpphash.h (CPP_BUF_LINE): Remove.
10874 (struct cpp_buffer): Remove lineno and pseudo_newlines.
10875 Add map and return_to_line.
10876 (_cpp_do_file_change): Update.
10877 * cppinit.c (cpp_start_read): Update line kludge.
10878 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
10879 (trigraph_ok): Use logical line numbers for diagnostics.
10880 (skip_block_comment): Likewise.
10881 (skip_whitespace): Likewise.
10882 (skip_line_comment): Use pfile->line instead.
10883 (_cpp_lex_token): Update to use logical line numbering exclusively.
10884 Handle BOL locally. Accept new lines in directives, but keep
10885 pfile->line decremented. Diagnostics use logical lines. Update
10886 directive handling.
10887 * cpplib.c (SEEN_EOL): New.
10888 (skip_rest_of_line, check_eol): Use it.
10889 (end_directive): Increase line number when accepting the newline
10890 at the end of a directive.
10891 (run_directive): Simplify.
10892 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
10893 (_cpp_do_file_change): Update to take buffer line number as an
10894 argument, and store the current map in the cpp_reader. Remove
10895 line number kludges.
10896 (_cpp_do__Pragma): Restore output position after a _Pragma.
10897 (cpp_push_buffer): Don't set output line or lineno.
10898 (_cpp_pop_buffer): Transfer more info from a faked buffer.
10899 Remove line kludge. Set output_line.
10900 * cppmacro.c (builtin_macro): Update handling of __LINE__.
10901 (parse_arg): Use logical lines.
10902 (save_lookahead_token): Save EOFs too now.
10903 * cppmain.c (struct printer): Fix comments.
10904 (printer_init): Simplify, let caller do errors.
10905 (scan_translation_unit, check_multiline_token, dump_macro): Update.
10906 (maybe_print_line): Simplify.
10907 (print_line): Don't print a linemarker if -P.
10908 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
10909 (cb_file_change): Simplify.
10910 * line-map.h (LAST_SOURCE_LINE): Fix.
10911 (CURRENT_LINE_MAP): New.
10913 2001-08-05 Bernd Schmidt <bernds@redhat.com>
10915 * doloop.c (doloop_modify_runtime): Properly compute number of
10916 iterations if loop was unrolled.
10918 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
10919 if their CSELIB_VAL_PTRs are.
10921 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
10922 (setup_spill_pointers): Initialize it.
10923 (spill_restore_mem): Set it.
10924 (do_spill, do_restore): Use it to add REG_INC note.
10925 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
10927 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
10928 asms if other insns are available.
10930 * config/ia64/ia64.c (condop_operator): New predicate.
10931 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
10932 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
10935 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
10936 temporary register than directly using a MEM.
10938 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
10940 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
10941 parameter in last change.
10943 2001-08-04 Zack Weinberg <zackw@panix.com>
10945 * sparc.md: Don't use #if inside C test expression.
10947 2001-08-04 Richard Henderson <rth@redhat.com>
10949 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
10951 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
10953 * cpphash.h (struct cpp_reader): New member directive_line.
10954 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
10955 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
10956 do_pragma): Pass line to callbacks.
10957 (start_directive): Record line of directive.
10958 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
10959 cb_include): Similarly.
10960 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
10963 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
10965 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
10968 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
10970 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
10972 * reload1.c (fixup_abnormal_edges): New static function.
10975 * flow.c (need_fake_edge_p): New function.
10976 (flow_call_edges_add): Fix handling of noreturn and sibling calls;
10977 avoid call insn to be very last insn in the insn stream.
10979 * profile.c (branch_prob): Call flow_call_edges_add instead of
10980 doing that by hand; cleanup cfg to re-merge basic blocks once
10983 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10985 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
10986 are also on line-map.h.
10987 * cppfiles.c (stack_include_file): Update.
10988 * cpphash.h (struct cpp_buffer): New member return_at_eof.
10989 (_cpp_pop_buffer): New.
10990 * cppinit.c (cpp_destroy, cpp_finish): Update.
10991 (do_includes): Mark each buffer to return at EOF.
10992 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
10993 return as requested.
10994 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
10995 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
10996 * cpplib.h (cpp_pop_buffer): Remove.
10997 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
10998 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
11000 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
11002 (do_preprocessing): Update.
11003 * fix-header.c (read_scan_file): Update. No need to pop buffers.
11004 * c-parse.in (_yylex): Similarly.
11005 * scan-decls.c (scan_decls): Similarly.
11006 * line-map.h: Update comments.
11008 * objc/Make-lang.in (objc-act.o): Update dependencies.
11010 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11012 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
11013 and soft register for operand 0.
11014 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
11016 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11018 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
11019 register for operand 0.
11020 ("bitcmpqi_z_used"): Allow memory for operand 0.
11021 (split "bitcmpqi"): New split to handle address reg as operand 1.
11023 2001-08-04 Andreas Jaeger <aj@suse.de>
11025 * gcse.c: Revert Daniel's last patch.
11027 2001-08-03 Zack Weinberg <zackw@stanford.edu>
11029 * sparc-protos.h: Add prototypes for fp_zero_operand and
11031 * sh-protos.h: Add prototype for fpul_operand.
11033 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
11035 * doc/extend.texi (Other Builtins): Fix typo in last change.
11037 2001-08-03 Richard Henderson <rth@redhat.com>
11039 * target.h (gcc_target): Add asm_out.named_section,
11040 section_type_flags, have_named_sections.
11041 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
11042 (TARGET_HAVE_NAMED_SECTIONS): New.
11043 (TARGET_SECTION_TYPE_FLAGS): New.
11045 * Makefile.in (toplev.o): Depend on TARGET_H.
11046 (varasm.o, dbxout.o): Likewise.
11047 * c-common.c (decl_attributes): Check targetm.have_named_sections
11048 instead of ifdef ASM_OUTPUT_SECTION_NAME.
11049 * dbxout.c (dbxout_function_decl): Likewise.
11050 (dbxout_function_end): Likewise.
11051 * toplev.c (compile_file): Likewise.
11052 * varasm.c (exception_section): Likewise.
11053 * cp/decl2.c (finish_objects): Likewise.
11055 * defaults.h (EH_FRAME_SECTION): Remove.
11056 (EH_FRAME_SECTION_ASM_OP): Remove.
11057 (EH_FRAME_SECTION_NAME): New.
11058 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
11059 (UNIQUE_SECTION_P): Remove.
11060 * dwarf2out.c (SECTION_FORMAT): Remove.
11061 (ASM_OUTPUT_SECTION): Remove.
11062 (output_call_frame_info): Use named_section_flags.
11063 (output_comp_unit, dwarf2out_start_source_file): Likewise.
11064 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
11065 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
11066 * varasm.c (in_eh_frame, eh_frame_section): Remove.
11067 (named_section_flags): New.
11068 (named_section): Use it and targetm.section_type_flags.
11069 (resolve_unique_section): New.
11070 (assemble_start_function): Use it.
11071 (asm_emit_uninitialised, assemble_variable): Likewise.
11072 (default_section_type_flags): New.
11073 (default_no_named_section, default_elf_asm_named_section): New.
11074 (default_coff_asm_named_section, default_pe_asm_named_section): New.
11075 * output.h: Update varasm.c decls.
11076 (SECTION_*): New flags.
11078 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
11079 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
11081 * config/elfos.h (UNIQUE_SECTION_P): Remove.
11082 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
11083 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
11084 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
11085 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
11086 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
11087 * config/mips/elf.h, config/mips/elf64.h: Likewise.
11088 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
11089 * config/pa/pa64-hpux.h,
11091 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
11092 (TARGET_ASM_NAMED_SECTION): New.
11093 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
11094 * config/alpha/vms.h, config/arm/coff.h: Likewise.
11095 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
11096 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
11097 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
11098 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
11099 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
11100 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
11101 * config/i386/sco5.h, config/i386/win32.h: Likewise.
11102 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
11103 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
11104 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
11105 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
11106 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
11107 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
11108 * config/sparc/sysv4.h: Likewise.
11110 * config/nextstep.h: Error until named sections implemented.
11112 * config/a29k/a29k.c (a29k_asm_named_section): New.
11113 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
11114 (vms_section_type_flags, vms_asm_named_section): New.
11115 * config/arm/arm.c (arm_elf_asm_named_section): New.
11116 * config/avr/avr.c (asm_output_section_name): Remove.
11117 * config/avr/avr-protos.h: Update.
11118 * config/c4x/c4x.c (c4x_asm_named_section): New.
11119 * config/h8300/h8300.c (h8300_asm_named_section): New.
11120 * config/i386/i386.c (sco_asm_named_section): New.
11121 * config/i386/winnt.c (SECTION_PE_SHARED): New.
11122 (i386_pe_section_type_flags): New.
11123 (i386_pe_asm_named_section): New.
11124 * config/i386/i386-protos.h: Update.
11125 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
11126 * config/mcore/mcore.c (mcore_asm_named_section): New.
11127 * config/mips/mips.c (iris6_asm_named_section): New.
11128 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
11129 instead of UNIQUE_SECTION_P.
11130 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
11131 (xcoff_asm_named_section): New.
11132 * config/sh/sh.c (sh_asm_named_section): New.
11133 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
11135 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
11136 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
11137 (EH_FRAME_SECTION_NAME): New.
11138 (EXCEPTION_SECTION): New.
11139 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
11140 (DEBUG_*_SECTION): Remove.
11141 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
11142 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
11143 (EH_FRAME_SECTION_ASM_OP): Remove.
11145 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
11146 (ASM_OUTPUT_SECTION_NAME): Remove.
11147 (TARGET_ASM_NAMED_SECTION): New.
11148 (TARGET_HAVE_NAMED_SECTIONS): New.
11149 (TARGET_SECTION_TYPE_FLAGS): New.
11150 (EH_FRAME_SECTION_ASM_OP): Remove.
11151 (EH_FRAME_SECTION_NAME): New.
11153 2001-08-03 Zack Weinberg <zackw@stanford.edu>
11155 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
11156 for complex expressions when cfun == 0.
11157 * doc/extend.texi: Document that __builtin_constant_p can be
11158 used in data initializers as well as functions.
11160 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
11162 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
11163 variable I locally, instead of expecting a declaration in the
11166 2001-08-03 Richard Henderson <rth@redhat.com>
11168 * except.c (collect_one_action_chain): Add an explicit cleanup
11169 action if regions surrounding a catch were encoded entirely
11170 within the call-site entry.
11172 2001-08-03 Richard Henderson <rth@redhat.com>
11174 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
11175 don't take REGNO of a non-register.
11177 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
11179 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
11180 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
11181 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
11182 (__gthread_mutex_init_function): New function for mutex initialization.
11184 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
11186 * Makefile.in: Revert screwed up commit.
11188 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11190 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
11191 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
11192 merged by linker script to get a final _exit().
11193 (__do_global_dtors): New for destructor handling in specific exit
11195 (__do_global_ctors): New for constructors in specific install section.
11196 (__map_data_section): Map data sections before running constructors.
11197 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
11198 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
11199 (DTORS_SECTION_ASM_OP): Likewise.
11200 (CTORS_SECTION_FUNCTION): Define to force a reference to
11202 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
11204 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
11206 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
11208 * Makefile.in: Add df.h to gcse.c dependencies.
11210 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
11212 * varasm.c (output_constant_def_contents): Use for the length of a
11213 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
11214 depending on which is larger.
11216 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
11218 * gcse.c: Include df.h for use as a dataflow analyzer.
11220 Declaration of reg_set_info: gone.
11221 New df_analyzer variable used by store motion.
11222 (reg_set_info): Deleted.
11223 (mark_mem_regs): New function, analyze regs used by a mem.
11224 (store_ops_ok): Use dataflow analyzer results to determine if
11225 necessary regs are changed in the block.
11226 (find_moveable_store): Remove check for symbol ref, we can handle
11227 much more complex expressions now.
11228 (compute_store_table): Remove most of the code, it's unnecessary
11229 now that the dataflow analyzer records the info for us.
11230 (store_killed_after): Add parameter to say whether to do the
11231 store_ops_okay test, used to speed up testing when we already know
11232 the answer, and just want to know if the store itself was killed.
11233 (build_store_vector): Largely rewritten to calculate the various
11234 vectors properly, and somewhat optimized.
11235 (store_motion): Init the df_analyzer, get REG_DEF chains.
11236 Also handle trapping expressions (since mems almost always trap)
11237 (simple_mem): Redefine what a simple mem is.
11239 2001-08-03 DJ Delorie <dj@redhat.com>
11241 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
11242 set from a constant part of the condition.
11244 2001-08-01 Andrew Cagney <ac131313@redhat.com>
11246 * mkdeps.c (deps_add_default_target): Make local variable
11247 ``start'' a const char pointer.
11248 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
11250 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11252 * doc/install.texi (Configuration): Fix markup.
11253 (Specific, i?86-*-udk): Likewise.
11254 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
11256 Document --enable-threads and --enable-libgcj status.
11257 (Specific, mips-sgi-irix*): Canonicalize triples.
11258 (Specific, mips-sgi-irix5): Warn about problems with this config.
11259 Mention required GNU as patch.
11260 Native assembler problems are fixed.
11261 (Specific, mips-sgi-irix6): Update O32 ABI support status.
11262 Document --enable-threads and --enable-libgcj status.
11264 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
11266 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
11269 2001-08-03 Richard Henderson <rth@redhat.com>
11271 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
11274 2001-08-03 Richard Henderson <rth@redhat.com>
11276 * rtlanal.c (find_first_parameter_load): Stop if we
11277 reach a CODE_LABEL at BOUNDARY.
11279 2001-08-03 Richard Henderson <rth@redhat.com>
11281 * config/alpha/alpha.md (force_movdi): New insn.
11282 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
11283 Tweek FRP marking of VMS prologue insns.
11284 * config/alpha/vms.h (EPILOGUE_USES): New.
11286 2001-08-02 Richard Henderson <rth@redhat.com>
11288 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
11290 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
11292 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
11293 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
11294 config/convex/convex.h, config/d30v/d30v.c,
11295 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
11296 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
11297 config/mips/mips.h, config/mn10200/mn10200.h,
11298 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
11299 config/v850/v850.h, config/vax/openbsd.h,
11300 config/vax/openbsd1.h, config/vax/ultrix.h,
11301 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
11302 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
11303 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
11304 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
11305 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
11306 in comments and documentation.
11308 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11312 * Makefile.in (line-map.o): New.
11313 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
11314 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
11315 * cpperror.c (print_containing_files): Similarly.
11316 (print_location): Update. Don't output a space before _Pragma.
11317 * cppfiles.c (stack_include_file): Set to line 1 immediately.
11318 (stack_include_filee, cpp_make_system_header): Update.
11319 (_cpp_execute_include): Get logical line number right for calling
11320 as-yet-unterminated #include.
11321 * cpphash.h (struct cpp_reader): Add line_maps.
11322 (_cpp_do_file_change): Update.
11323 * cppinit.c (cpp_create_reader): Initialize line maps.
11324 (cpp_destroy): Destroy line maps.
11325 (cpp_start_read): Get logical line number right.
11326 * cpplex.c (parse_string): Only warn once for multi-line strings.
11327 Use boolean variable for null warning.
11328 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
11330 (do_include_common): End the directive early.
11331 (do_line): Don't warn about out-of-range lines in preprocessed
11332 source. Update. Remove unused variables.
11333 (_cpp_do_file_change): Update for new line mapping.
11334 (pragma_cb): New typedef.
11335 (cpp_register_pragma): Stop looking ahead before calling the
11337 (do_pragma_system_header): End directive early.
11338 (cpp_get_line_maps): New.
11339 (cpp_pop_buffer): Fudge logical line. Update.
11340 * cpplib.h: Include line-map.h
11341 (enum cpp_fc_reason): Remove.
11342 (struct cpp_file_change): Update.
11343 (cpp_get_line_maps): New.
11344 * cppmain.c (struct_printer): New member map.
11345 (cb_file_change): Update for new mappings.
11346 * fix-header.c (cb_file_change): Similarly.
11348 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
11350 * Makefile.in (libgcc.mk): Define mkinstalldirs.
11351 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
11353 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
11355 * config/vax/vax.c: include expr.h.
11357 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
11359 * Makefile.in ($(srcdir)/configure): Only rebuild in
11361 ($(srcdir)/config.in): Only define in maintainer mode.
11362 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
11364 2001-08-02 David Edelsohn <edelsohn@gnu.org>
11366 * doc/install.texi (Install GCC: Binaries): Update Bull info.
11368 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11370 * gcc.c (set_collect_gcc_options): New function, split out from
11372 Ignore elided switches.
11373 (do_spec_1): Invoke before executing command.
11374 (set_input): Export.
11375 Move declaration ...
11376 * gcc.h (set_input): ... here.
11377 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
11380 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
11383 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
11385 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
11387 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
11389 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
11390 for the unnamed instructions it expands to.
11392 2001-08-02 Richard Henderson <rth@redhat.com>
11394 * regclass.c (call_really_used_regs): Conditionally define.
11395 (init_reg_sets_1): Don't use it if not defined.
11396 (fix_register): Similarly, don't set it.
11398 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11400 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
11401 Correct comment that had been missed in the previous change.
11403 2001-08-01 Stan Shebs <shebs@apple.com>
11405 * config/darwin.c (machopic_stub_name): Try matching by name.
11406 (update_stubs): New function.
11407 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
11410 2001-08-01 Richard Henderson <rth@redhat.com>
11412 * except.c (output_function_exception_table): Use assemble_align.
11413 * varasm.c (assemble_eh_label): Remove.
11414 (assemble_eh_align, assemble_eh_integer): Remove.
11416 2001-08-01 Robert Lipe <robertl@caldera.com>
11418 * dwarfout.c: Remove reference to README.DWARF.
11420 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
11422 * regclass.c (call_really_used_regs): New array for registers which
11423 are actually used by a call.
11424 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
11426 (fix_register): Set call_really_used too.
11427 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
11428 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
11430 2001-08-01 Richard Henderson <rth@redhat.com>
11432 * read-rtl.c (read_name): Consider \r whitespace.
11434 2001-07-11 Andrew Cagney <ac131313@redhat.com>
11436 * config.gcc: Recognize powerpc-*-netbsd*.
11438 * doc/install.texi (Host/target specific installation notes for
11439 GCC): Mention powerpc-*-netbsd*.
11441 * config/rs6000/netbsd.h: New file.
11442 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
11443 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
11444 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
11445 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
11446 (TARGET_VERSION): Redefine.
11448 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
11449 mcall-netbsd as a match for mcall-sysv.
11450 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
11451 (ncrti.S, ncrtn.S): New targets.
11452 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
11454 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
11455 "netbsd' as a V4 ABI.
11456 (ASM_SPEC): Check for -mcall-netbsd.
11457 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
11458 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
11459 (LIB_SPEC, ENDFILE_SPEC): Ditto.
11460 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
11461 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
11462 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
11463 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
11465 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
11466 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
11468 2001-08-01 Mark Kettenis <kettenis@gnu.org>
11470 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
11471 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
11472 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
11473 including "unwind-pe.h".
11475 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
11477 * rs6000.md (define_splits): Kill unused constraints.
11479 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
11480 Jan Hubicka <jh@suse.cz>
11482 * function.c (thread_prologue_and_epilogue_insns): Kill code
11483 dealing with non-existent CFG.
11485 2001-08-01 Kazu Hirata <kazu@hxi.com>
11487 * alias.c: Fix comment formatting.
11488 * bitmap.c: Likewise.
11489 * builtins.c: Likewise.
11490 * calls.c: Likewise.
11491 * c-common.c: Likewise.
11492 * c-decl.c: Likewise.
11493 * c-dump.c: Likewise.
11494 * c-lex.c: Likewise.
11495 * collect2.c: Likewise.
11496 * combine.c: Likewise.
11497 * conflict.c: Likewise.
11498 * cppfiles.c: Likewise.
11499 * cppinit.c: Likewise.
11500 * cpplex.c: Likewise.
11501 * cpplib.c: Likewise.
11502 * cppmacro.c: Likewise.
11503 * cppspec.c: Likewise.
11504 * c-pragma.c: Likewise.
11505 * crtstuff.c: Likewise.
11507 * cselib.c: Likewise.
11508 * c-semantics.c: Likewise.
11509 * c-typeck.c: Likewise.
11511 2001-08-01 H.J. Lu <hjl@gnu.org>
11513 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
11515 2001-08-01 H.J. Lu <hjl@gnu.org>
11517 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
11519 2001-08-01 Ziemowit Laski <zlaski@apple.com>
11521 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
11522 contextualizing Objective-C class name lookup by the lexer.
11523 (typespec_reserved_nonattr): Disable ObjC class name lookup after
11525 (protocoldef): Add support for forward @protocol declarations.
11526 (yylexname): Suppress ObjC class name lookup in certain contexts;
11527 re-enable after lookup is complete.
11528 (_yylex): Re-enable ObjC class name lookup when certain
11529 punctuation marks are seen.
11531 * objc/objc-act.c (check_protocol_recursively): New function used
11532 for finding circular dependencies in protocols.
11533 (objc_declare_protocols): New function for handling forward
11534 @protocol declarations.
11535 (receiver_is_class_object): Detect the case when 'self' is used
11536 inside of a class method.
11537 (build_message_expr): Issue a warning if class method is desired
11538 but instance method is found instead.
11539 (conforms_to_protocol): Streamline.
11540 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
11541 protocol Foo, even if 'Bar foo' does not.
11542 (check_protocols): Streamline.
11543 (start_protocol): Add checks for circular and duplicate protocol
11545 (encode_aggregate_within): For typedefs of structs, encode the
11547 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
11548 (objc_declare_protocols): New prototype.
11550 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11552 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
11553 * cpplex.c (handle_newline): Update prototype. Maintain logical
11555 (skip_escaped_newlines, skip_block_comment, parse_string):
11556 Update accordingly.
11557 (_cpp_lex_token): Update, and store token position within the token.
11558 * cpplib.h (struct cpp_token): Add line and column entries.
11559 * cppmacro.c (replace_args): Position stringified tokens correctly.
11561 2001-08-01 Andreas Jaeger <aj@suse.de>
11563 * basic-block.h: Add prototype for last_loop_beg_note.
11565 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
11567 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
11568 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
11570 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
11571 while handling WITH_CLEANUP_EXPR node. Use second operand calling
11572 expand_decl_cleanup.
11573 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
11575 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
11576 operand while calling simple_cst_equal.
11577 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
11578 operand is the cleanup expression, the third is the RTL_EXPR.
11579 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
11581 2001-07-31 Jeff Sturm <jsturm@one-point.com>
11583 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
11585 2001-07-31 matthew green <mrg@eterna.com.au>
11587 * config.gcc (i386-*-netbsdelf): New description.
11588 * config/i386/netbsd-elf.h: New file.
11590 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
11592 * loop.c (check_dbra_loop): Use single_set to compute
11595 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
11597 PowerPC reorg and support for powerpc64-*-linux*.
11599 Also fixes emitting of constants on 32 bit and 64 bit
11602 * config.gcc: powerpc64-*-linux* is a new target.
11603 Things that needed aix.h now also include xcoff.h
11605 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
11607 Move AIX specific stuff into aix.h.
11608 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
11609 with more than just XCOFF now.
11610 (SET_ASM_OP): Remove, now defined where needed.
11611 (FUNCTION_PROLOGUE): New macro definition.
11612 (FUNCTION_EPILOGUE): New macro definition.
11613 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
11615 * config/rs6000/xcoff.h: New file.
11617 * config/rs6000/linux64.h: New file.
11619 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
11621 2001-07-31 Alan Modra <amodra@bigpond.net.au>
11623 * rs6000.c (print_operand_address): Handle ELF syntax.
11624 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
11625 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
11626 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
11628 2001-07-31 David Edelsohn <edelsohn@gnu.org>
11630 * rs6000.c (rs6000_override_options): Only disable
11631 flag_function_sections for XCOFF.
11632 (exact_log2_cint_operand): New predicate.
11633 (reg_or_{add,sub}_cint64_operand): New predicates.
11634 (add_operand): Compare CONST_INT with fewer function calls.
11635 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
11636 (print_operand, case 'p'): Ensure positive operand.
11637 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
11638 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
11639 (PREDICATE_CODES): Add new predicates.
11640 * rs6000.md (addsi3): Split 32-bit constants more correctly.
11641 (divsi3, modsi3): Ensure positive power-of-2.
11642 (adddi3): Use new predicate. Split 32-bit constants more
11643 correctly. Re-arrange splitter to handle any constant.
11644 (subdi3): Use new predicate.
11645 (divdi3, moddi3): Ensure positive power-of-2.
11646 (movdi): Use rs6000_emit_set_const.
11647 (load_toc_v4_pic_di): Delete.
11649 2001-07-31 Graham Stott <grahams@redhat.com>
11651 * function.c (pad_below): Revert 2001-07-26 patch.
11653 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
11655 * reg-stack (convert_regs_1): Fix best edge condition.
11657 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
11659 * jump.c (duplicate_loop_exit_test): Better test for jumps
11660 entering the loop; create loop pre_header.
11662 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
11664 * doc/install.texi: Add s390 and s390x as new targets.
11665 * doc/invoke.texi: Add documentation of S/390 and zSeries
11667 * doc/md.texi: Add documentation of S/390 and zSeries constraints.
11669 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
11671 * config/m68k/m68k.md: Replace all general_operand with
11672 nonimmediate_operand for all destinations.
11673 * config/m68k/m68k.c (not_sp_operand): Likewise.
11675 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
11677 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
11679 2001-07-30 Richard Henderson <rth@redhat.com>
11681 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
11682 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
11684 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
11686 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
11687 Add missing doc strings
11688 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
11689 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
11691 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
11693 * i386.c (ix86_output_main_function_alignment_hack): New function.
11694 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
11696 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
11697 edges by EDGE_DFS_BACK flag.
11698 (dump_edge_info): Add dfs_back flag.
11699 * basic-block.h (EDGE_DFS_BACK): New constant.
11700 (mark_dfs_back_edges): Declare.
11701 * alias.c (loop_p): Remove.
11702 (mark_constant_function): Use mark_dfs_back_edges.
11704 * reg-stack.c (block_info_def): Add predecessors counter and stack_out.
11705 (reg_to_stack): Call mark_dfs_back_edges; count the predecessors.
11706 (compensate_edge): Break out from ...
11707 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
11708 (convert_regs_2): Set block_done once block is really done;
11709 Do updating of the predecessors counts.
11711 * toplev.c (rest_of_compilation): Recompute block_for_insn
11712 before post-reload cfg_cleanup.
11713 * function.c (thread_prologue_epilogue_insns):
11714 Call set_block_for_new_insns when emitting prologue directly.
11716 2001-07-30 Andreas Jaeger <aj@suse.de>
11718 * jump.c: Add prototype for mark_modified_reg.
11720 * cse.c (set_live_p): Add unused attribute.
11722 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
11724 (scan_for_source_files): Use long for count to avoid overflow.
11725 (output_data): Likewise.
11726 (output_data): Don't use string concatatenation to silence gcc
11729 * predict.c: Fix typos and grammar.
11731 * gcse.c (insert_insn_end_bb): Remove unused variables.
11733 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
11735 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
11736 (attempt_auto_inc): LIkewise.
11737 (mark_used_reg): Likewise.
11738 (try_pre_increment_1): Likewise.
11739 * regclass.c (regclass): Likewise.
11740 * global.c (allocno_compare): Update comment; change scaling factor.
11741 * local-alloc.c (QTY_CMP_PRI): Likewise.
11742 * regs.h (REG_FREQ_FROM_BB): New.
11743 (REG_FREQ_MAX): Likewise.
11745 2001-07-30 H.J. Lu <hjl@gnu.org>
11747 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
11750 2001-07-30 H.J. Lu (hjl@gnu.org)
11752 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
11753 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
11754 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
11756 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
11758 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
11759 as -mthumb-interwork when -mcpu=arm7 is specified.
11761 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
11763 * predict.def (noreturn, loop branch, loop exit): Mark as first
11766 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
11768 * combine.c (try_combine): Avoid barrier after noop jumps.
11770 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11772 * cpphash.h (struct cpp_reader): Remove import_warning.
11773 * cpplib.c (skip_rest_of_line): Don't bother turning off
11775 (parse_include): Move include handling to...
11776 (do_include_common): ... here. Move import warning from...
11777 (do_import): ... here.
11778 (do_pragma_poison): Don't do a callback for poison identifiers.
11779 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
11780 * cppmain.c (setup_callbacks): Similarly.
11782 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
11784 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
11785 handle multiple sets.
11786 * except.c (sjlj_mark_call_sites): .... here.
11787 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
11789 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
11791 Suggested by Richard Henderson and Richard Kenner:
11792 * combine.c (recog_for_combine): Use the fake recog
11793 only if instruction does not match.
11794 * rtl.h (NOOP_MOVE_INSN_CODE): New.
11795 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
11797 * combine.c (try_combine): Discover noop jump as direct jump.
11799 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
11801 * df.c (df_rd_global_compute): Add successors to worklist, not
11803 (df_ru_global_compute): Ditto.
11805 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
11807 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
11808 increment REG_N_SETS.
11810 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
11812 * sbitmap.h: New prototype for sbitmap_a_xor_b.
11814 * sbitmap.c (sbitmap_a_xor_b): New function.
11815 ifdef the basic block stuff on IN_GCC.
11817 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11819 * cppexp.c (parse_defined): Always record the macro name.
11820 (lex): Don't worry about identifiers, or special-case
11822 (_cpp_parse_expr): Figure out at the end of the routine
11823 whether we saw a valid !defined() expression.
11824 * cppfiles.c (stack_include_file): Update for mi_valid.
11825 (_cpp_pop_file_buffer): Similarly.
11826 * cpplex.c (_cpp_lex_token): Similarly.
11827 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
11828 mi_if_not_defined, mi_lexed): Remove.
11830 * cpplib.c (do_if): Simplify.
11831 (do_endif, push_conditional, _cpp_handle_directive): Update
11832 for renaming of mi_state to mi_valid.
11834 * cpp.texi: Add index entries for digraphs, and add comment
11835 that C++ refers to them as alternative tokens.
11837 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
11839 * basic-block.h (CLEANUP_PRE_LOOP): New.
11840 * except.c (finish_eh_generation): Update call of cleanup_cfg.
11841 * sibcall.c (optimize_sibling_calls): Likewise.
11842 * toplev.c (rest_of_compilation): Likewise.
11843 * flow.c (try_forward_edges): Take argument MODE;
11844 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
11845 (try_optimize_cfg): Update call of try_forward_edges.
11847 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
11848 Jan Hubicka <jh@suse.cz>
11850 * (validate_replace_rtx_1): Fix simplification of MINUS.
11852 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
11854 PR preprocessor/3669
11855 * cppinit.c (init_dependency_output): Turn off dump requests
11856 if sending dependencies to stdout.
11858 2001-07-28 Richard Henderson <rth@redhat.com>
11860 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
11863 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
11865 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
11867 2001-07-28 Kazu Hirata <kazu@hxi.com>
11869 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
11870 is VAR_DECL first to prevent an ICE.
11872 2001-07-28 Richard Henderson <rth@redhat.com>
11874 * varasm.c (immed_real_const_1): Don't elide special cases for
11876 (clear_const_double_mem): Clear const_tiny_rtx too.
11878 2001-07-28 Richard Henderson <rth@redhat.com>
11880 * dwarf2out.c (dw_val_class_offset): New.
11881 (struct dw_ranges_struct, dw_ranges_ref): New.
11882 (ranges_table, ranges_table_allocated): New.
11883 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
11884 (add_AT_offset, add_ranges, output_ranges): New.
11885 (print_die, output_die): Handle dw_val_class_offset.
11886 (attr_checksum, size_of_die, value_format): Likewise.
11887 (gen_lexical_block_die): Handle non-contiguous blocks.
11888 (gen_block_die): Likewise.
11889 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
11890 if needed. Dump the ranges table.
11891 * final.c (final_start_function): Remove unnecessary notes and
11892 rebuild the block tree before numbering the blocks.
11893 * function.c (reorder_blocks_0): Walk the existing block tree
11894 to unmark all blocks.
11895 (reorder_blocks_1): Create block fragments when duplicate block
11897 (reorder_fix_fragments): New.
11898 (reorder_blocks): Call it.
11899 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
11901 2001-07-28 Richard Henderson <rth@redhat.com>
11903 * emit-rtl.c (adjust_address): Make a copy of the memory address.
11905 2001-07-28 Richard Henderson <rth@redhat.com>
11907 * flow.c (add_to_mem_set_list): New function.
11908 (init_propagate_block_info): Use it.
11909 (mark_set_1): Likewise.
11910 (insn_dead_p): Canonicalize memory address for dead store
11911 comparison. Allow wider mode stores to kill narrower mode stores.
11912 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
11913 (invalidate_mems_from_set): Don't handle MEMs.
11915 2001-07-28 Kazu Hirata <kazu@hxi.com>
11917 * config/h8300/h8300.h: Fix formatting.
11919 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
11921 * basic-block.h (EDGE_FREQUENCY): New macro.
11922 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
11924 * flow.c (find_sub_basic_blocks): Likewise.
11925 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
11926 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
11928 * predict.c (DEF_PREDICTOR): New argument FLAGS.
11929 (HITRATE): New macro.
11930 (PRED_FLAG_FIRST_MATCH): New constant.
11931 (predictor_info): New field flgags.
11932 (combine_predictions_for_insn): Use DS theory to combine
11933 probabilities; set the edge probabilities when finished.
11934 (estimate_probability): Avoid duplicated matches
11935 of LOOP_BRANCH heuristics for nested loops; update comment.
11936 * predict.def: Add flags for each prediction, set probabilities
11937 according to B&L paper.
11938 * predict.h (DEF_PREDICTOR): New argument FLAGS.
11940 * profile.c (compute_branch_probabilities): Cleanup way the edge
11941 probabilities are computed and REG_BR_PROB notes are dropped; if
11942 values does not match, emit error.
11943 (init_branch_prob): Do error instead of warning when profile driven
11944 feedback is missing or corrupt.
11946 2001-07-27 DJ Delorie <dj@redhat.com>
11948 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
11949 against a constant, try to adjust the compare to have the desired
11950 constant in it so that min/max optimizations happen more often.
11952 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11954 * flow.c (last_loop_beg_note): New function.
11955 (redirect_edge_and_branch): Use it.
11956 (split_edge): Likewise.
11958 * alias.c (loop_p): Avoid uninitialized memory access.
11960 * flow.c (try_forward_edges): Avoid accessing freed memory.
11962 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
11965 2001-07-26 Andrew Haley <aph@redhat.com>
11966 Joern Rennecke <amylaar@redhat.com>
11968 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
11969 (SUBTARGET_CPP_ENDIAN_SPEC): New.
11970 (SUBTARGET_CPP_SPEC): New.
11971 (CPP_SPEC): Remove.
11972 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
11973 (SUBTARGET_CPP_PTR_SPEC): New.
11974 (CPP_DEFAULT_CPU_SPEC): New.
11975 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
11976 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
11977 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
11978 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
11979 (SUBTARGET_CPP_SPEC): Define as an empty string.
11981 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11983 * doc/install.texi (Configuration): Properly link the host
11984 specific instructions also when generating HTML.
11986 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
11988 * flow.c (redirect_edge_and_branch_force): Test
11989 target->global_live_at_start.
11991 2001-07-26 Richard Henderson <rth@redhat.com>
11993 * simplify-rtx.c (avoid_constant_pool_reference): Export.
11994 * rtl.h (avoid_constant_pool_reference): Declare it.
11995 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
11996 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
11998 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
12000 * rtl.h (cleanup_barriers): Declare.
12001 * jump.c (cleanup_barriers): New function.
12002 * toplev.c (rest_of_compilation): Call cleanup_barriers
12003 before loop optimizer and after bb_reorder.
12005 * flow.c (back_edge_of_syntactic_loop_p): New.
12006 (split_edge): Use it.
12008 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12010 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
12012 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
12014 * cse.c (cse_process_notes): Replace any registers if the address
12017 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
12019 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
12020 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
12021 (propagate_block): Update prototype.
12022 * flow.c (update_life_info): Simplify the CFG and
12023 recalculate the global regs which are alive when
12024 removing dead code during a global update.
12025 (propagate_block): Return non-zero if an INSN is
12028 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12030 * Makefile.in (LIBICONV): Define.
12032 2001-07-26 Catherine Moore <clm@redhat.com>
12034 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
12035 of conditional to avoid tree checking errors.
12037 2001-07-26 Kazu Hirata <kazu@hxi.com>
12039 * regmove.c (regmove_optimize): Don't replace a reg with
12040 another reg of a different mode.
12042 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
12044 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
12045 limit length of dependency flush list.
12046 * params.h (MAX_PENDING_LIST_LENGTH): Define.
12047 * sched-int.h (struct deps): Add pending_flush_length field.
12048 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
12049 has 1 element in it.
12050 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
12051 (sched_analyze): After a jump, if the pending memory flush list is too
12052 large, flush the pending lists.
12053 (init_deps): Initialize pending_flush_length to 0.
12054 * doc/invoke.texi (max_pending_list_length): Document parameter.
12056 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
12058 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
12059 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
12060 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
12062 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
12064 * cpphash.h (struct_lexer_state): Delete was_skipping.
12065 Move skipping here from struct cpp_reader.
12066 * cpplex.c (parse_identifier): Update.
12067 (_cpp_lex_token): Don't skip tokens in a directive.
12068 * cpplib.c (struct if_stack): Update.
12069 (start_directive, end_directive): Don't change skipping state.
12070 (_cpp_handle_directive): Update.
12071 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
12072 (do_else, do_endif): Update; only check for excess tokens if not
12073 in a skipped conditional block.
12074 (push_conditional): Update for new struct if_stack.
12076 2001-07-26 Graham Stott <grahams@redhat.com>
12078 * function.c (locate_and_pad_parm): Also pad initial offset
12079 so that the total argument size also includes the padding.
12081 2001-07-26 Graham Stott <grahams@redhat.com>
12083 * gensupport.c (alter_output_for_insn): Correct enable checking failure
12084 change XSTR to XTMPL.
12086 (process_one_cond_exec): Likewise
12088 2001-07-25 Richard Henderson <rth@redhat.com>
12090 * varasm.c (assemble_variable): Create DECL_RTL before setting
12093 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
12095 * predict.c (estimate_probability): Avoid duplicated predictions.
12097 * loop.c (find_and_verify_loops): Grok multiple barriers.
12099 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12101 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
12103 * dbxout.c: Consistently use putc instead of fputc.
12104 (print_wide_int): New function; call instead of direct fprintf.
12105 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
12106 (dbxout_type_fields, dbxout_type_method_1): Likewise.
12107 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
12108 (print_int_cst_octal): Likewise.
12109 (print_octal): Show we wrote characters.
12110 (dbxout_type): Set have_used_extensions in more places.
12112 2001-07-25 Catherine Moore <clm@redhat.com>
12114 * config/v850/v850.c (v850_va_arg): Use addr
12115 instead of valist to build incr.
12117 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
12119 * flow.c (delete_dead_jumptables): New function.
12120 (life_analyzis): Call it.
12121 * bb-reorder.c (skip_insns_after_block): Handle contradictory
12124 2001-07-25 Richard Henderson <rth@redhat.com>
12126 * except.c (reachable_handlers): Handle a region being removed
12127 out from under a RESX.
12129 2001-07-25 Richard Henderson <rth@redhat.com>
12131 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
12132 swap GE/GT if it is an fp comparison.
12134 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
12136 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
12139 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
12141 * ssa.c (rename_insn_1): Do not wrap an assignment to a
12142 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
12145 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
12146 throw an exception.
12147 (visit_expression): When attempting to simplify an expression,
12148 retrieve any modes for arguments before they are simplified
12151 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
12152 Janis Johnson <janis@us.ibm.com>
12154 * stmt.c (expand_goto): A nonlocal goto can be a call too.
12155 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
12156 pointer parameters to match documented usage of nonlocal_goto.
12157 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
12158 parameters to their correct order.
12159 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
12160 parameters to their correct order.
12162 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
12164 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
12166 2001-07-25 Jan Hubicka <jh@suse.cz>
12167 Richard Henderson <rth@redhat.com>
12169 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
12171 (make_edges): New argument update_p; populate the edge cache if set.
12172 (find_basic_blocks): Update make_edges invocation.
12174 2001-07-24 Joel Sherrill <joel@OARcorp.com>
12176 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
12178 2001-07-24 Joel Sherrill <joel@OARcorp.com>
12180 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
12181 -Acpu and -Amachine.h.
12182 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
12183 Corrected header to say ELF not a.out.
12184 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
12185 when given -msoft-float.
12187 2001-07-24 Joel Sherrill <joel@OARcorp.com>
12189 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
12190 extra multilib parts like arm-elf.
12191 (i960-*-coff*, i960-*-rtems): Should not use collect2.
12192 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
12193 crtfini.o as extra multilib parts.
12195 2001-07-24 Joel Sherrill <joel@OARcorp.com>
12197 * configure.in: Add rtems as a supported thread model.
12198 * gthr-rtems.h: Add missing entry point __gthread_active_p.
12199 * configure: Rebuilt.
12201 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
12203 * stor-layout.c (get_mode_alignment): make it work when
12204 BITS_PER_UNIT is not a power of two.
12205 * builtins.c (get_pointer_alignment): Likewise.
12207 2001-07-24 Richard Henderson <rth@redhat.com>
12209 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
12210 the retrieved constant into the expected mode.
12212 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
12214 * flow.c (try_simplify_condjump): Avoid duplicated edges.
12215 (verify_flow_info): Check for duplicated edges; clarify
12218 * flow.c (block_label): Update basic_block_for_insn.
12219 (commit_edge_insertions): Call compute_bb_for_insn.
12221 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
12224 * flow.c (redirect_edge_and_branch,
12225 try_optimize_cfg): Use redirect_edge_succ_nodup
12226 (redirect_edge_succ_nodup): New.
12227 * basic_block.h (redirect_edge_succ_nodup): Declare.
12229 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
12232 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
12234 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
12235 (try_crossjump_to_edge): Update commetns.
12236 (try_crossjump_bb): Likewise.
12238 2001-07-24 Richard Henderson <rth@redhat.com>
12240 * combine.c (distribute_notes): Move set of need_refresh
12241 for noop_move_p down to catch all cases.
12243 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
12245 * recog.c (split_all_insns_noflow): New.
12246 * rtl.h (split_all_insns_noflow): Declare.
12247 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
12248 * m68hc11.c (m68hc11_reorg): Likewise.
12249 * sh.c (machine_dependent_reorg): Likewise.
12250 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
12253 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
12255 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
12256 (ashlsi3_n splitter): Likewise.
12257 (lshrsi3_n splitter): Likewise.
12259 (GOTaddr2picreg): Make const SImode.
12260 (sym_label2reg): Likewise.
12261 (symGOT2reg): Likewise.
12262 (symGOTOFF2reg) Likewise.
12264 (casesi_worker_0): Make unspec SImode.
12266 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
12268 * config/sh/sh.c (barrier_align): Check that an operand really is
12269 an insn before extracting its INSN_CODE.
12271 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
12273 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
12276 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
12277 for SImode to prevent overflow.
12279 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12281 * config/mips/irix6-libc-compat.c: New file.
12282 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
12283 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
12284 passing workaround.
12286 2001-07-24 lars brinkhoff <lars@nocrew.org>
12288 * rtl.texi (REG_POINTER): Document.
12289 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
12290 QFmode, HFmode, TQFmode, QCmode, and HCmode.
12292 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
12294 * flow.c (delete_noop_moves): Do not confuse libcall regions.
12296 2001-07-23 Richard Henderson <rth@redhat.com>
12298 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
12300 2001-07-23 Kazu Hirata <kazu@hxi.com>
12302 * config/h8300/h8300-protos.h: Add a prototype for
12303 general_operand_dst_push.
12304 * config/h8300/h8300.c (general_operand_dst_push): New.
12305 * config/h8300/h8300.h (OK_FOR_T): New.
12306 (EXTRA_CONSTRAINT): Use it.
12307 * config/h8300/h8300.md (movqi_push): Remove and integrate into
12308 the existing movqi pattern.
12309 (movhi_push): Likewise.
12311 * reload.c: Fix comment typos.
12313 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
12315 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
12317 2001-07-23 H.J. Lu (hjl@gnu.org)
12319 * doc/extend.texi: Update __builtin_return_address and
12320 __builtin_frame_address.
12322 2001-07-23 Richard Henderson <rth@redhat.com>
12324 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
12326 * config/i386/i386.md: New setcc+movzbl peephole2.
12328 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
12330 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
12331 * objc/objc-act.c: Include debug.h.
12332 (synth_module_prologue): Save and restore debug hooks too.
12334 2001-07-23 lars brinkhoff <lars@nocrew.org>
12336 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
12337 and C4X_FLOAT_FORMAT.
12338 (BOOL_TYPE_SIZE): Document.
12340 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
12342 * unroll.c (loop_iterations): Fix miscalculation of initial
12345 2001-07-13 Andrew Haley <aph@redhat.com>
12347 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
12348 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
12349 * config/sh/sh.c (sh_can_redirect_branch): New function.
12350 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
12351 * reorg.c (steal_delay_list_from_target): Use
12352 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
12354 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
12356 * flow.c (try_simplify_condjump): Unlink insn chain on
12357 fallthru edge; use can_fallthru.
12359 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
12361 * basic-block.h (find_sub_basic_block): Declare.
12362 * flow.c (make_edges): New arguments MIN and MAX;
12363 (find_sub_basic_blocks): Revamp to use make_edges
12364 and purge_dead_edges.
12365 (find_basic_blocks): Update call of find_sub_basic_block.
12367 * recog.c (split_all_insns): Always expect CFG to be consistent;
12368 call find_sub_basic_blocks in case something has changed.
12369 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
12372 * basic-block.h (delete_noop_moves): Declare.
12373 * combine.c (combine_instructions): Call it.
12374 (recog_for_combine): Tolerate noop moves
12375 (distribute_notes): Force refresh when register dies at noop move.
12376 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
12378 (life_analysis): Update delete_noop_moves call.
12379 (set_noop_p): Move too ...
12380 * rtlanal.c (noop_move_p): ... here.
12381 * rtl.h (noop_move_p): Declare.
12383 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
12384 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
12386 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
12387 (cprop_jump): Likewise; call purge_dead_edges if substitution succeeded.
12389 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
12391 * reload.c (push_reload): Fix typo in comment.
12392 (find_reloads_address): Ditto.
12393 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
12395 2001-07-22 Richard Henderson <rth@redhat.com>
12397 * flow.c: Grammar check and clarify a lot of comments.
12398 (try_simplify_condjump): Rename variables to be clearer.
12399 (try_forward_edges): Skip complex and fallthru edges.
12400 Rearrange tests to avoid duplicate checks.
12401 (flow_find_cross_jump): Likewise.
12402 (outgoing_edges_match): Allow match if neither branch has
12403 probability data. Loosen probability match to 5%.
12404 (try_crossjump_to_edge): Hoist repeated indirection into
12406 (try_crossjump_bb): Don't check complex edges. Eliminate
12407 redundant crossjump tests.
12408 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
12409 checks before more expensive checks.
12411 2001-07-22 Richard Henderson <rth@redhat.com>
12413 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
12414 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
12417 2001-07-22 Richard Henderson <rth@redhat.com>
12419 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
12420 (const_sint32_operand): Likewise.
12421 * m68k.md (anon mulsi pattern): Use const_int_operand not
12422 const_sint32_operand.
12423 (umulsi3_highpart): Zero extend a constant input.
12424 (smulsi3_highpart): Don't bother checking SImode constant.
12425 (const_umulsi3_highpart): Give op3 DImode.
12426 (const_smulsi3_highpart): Likewise.
12428 2001-07-22 Richard Henderson <rth@redhat.com>
12430 * flow.c (split_block): Make sure bb_note is included in the
12431 new block when splitting before a label.
12433 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
12435 * basic-block.h (redirect_edge_and_branch_force,
12436 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
12437 * flow.c (redirect_edge_and_branch_force,
12438 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
12439 (redirect_edge_and_branch_force): Fix copying of lifeness information.
12440 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
12441 * ifcvt.c (dead_or_predictable): Take BB as an new destination
12442 instead of label; update CFG after transformation.
12443 (find_if_case_1): Update call, use redirect_edge_and_branch_force
12444 for finishing the transformation; handle even case where ELSE
12445 does not follow THEN.
12446 (find_if_case_2): Update call of dead_or_predictable; simplify
12449 * emit-rtl.c (split_branch_probability): New global variable.
12450 (try_split): Take care to set split_branch_probability and
12451 create REG_BR_PROB note for new jump insns.
12452 * md.texi (define_split): Document new feature.
12454 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
12456 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
12458 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
12459 (asm_out_file): Remove redundant declaration.
12460 (assemble_asm): Remove old #if 0 block.
12461 (assemble_variable): Remove end of function; debug output is
12462 now handled with global_decl. Remove old #if 0 block. Update.
12463 Remove saved_in_section and associated no-op code.
12464 * Makefile.in (varasm.o): Correct dependencies.
12466 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
12468 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
12469 the definition in defaults.h.
12471 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
12473 * jump.c: Update comments.
12474 (delete_barrier_successors, delete_unreferenced_labels,
12475 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
12476 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
12477 jump_optimize, jump_optimize_minimal): Kill.
12478 (rebuild_jump_labels): Move code from jump_optimize_1.
12479 (purge_line_number_notes): Likewise.
12480 (copy_loop_headers): Likewise.
12481 * reg-stack.c: Update comment.
12482 * stmt.c: Likewise.
12483 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
12484 JUMP_AFTER_REGSCAN): Kill.
12485 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
12486 purge_line_number_notes and copy_loop_headers.
12488 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
12489 Richard Henderson <rth@redhat.com>
12491 * dbxout.c (dbxout_global_decl): New.
12492 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
12493 * sdbout.c (sdbout_finish): New.
12494 (sdbout_debug_hooks): Use it, add comments.
12495 (sdbout_global_decl): Defer initialised public vars to
12497 * varasm.c (assemble_variable): Don't output debug information
12498 for file-scope variables.
12500 2001-07-22 Richard Henderson <rth@redhat.com>
12502 * config/alpha/alpha.c (get_trap_mode_suffix): New.
12503 (get_round_mode_suffix): New.
12504 (print_operand): Use them for [/]. Remove support for [&'`()+].
12505 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
12506 * config/alpha/alpha.md (attr round_suffix): New.
12507 (attr trap_suffix): New.
12508 (all insns): Set them appropriately. Use %/ instead of the
12509 myriad punctuators.
12511 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
12513 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
12515 2001-07-22 Richard Henderson <rth@redhat.com>
12517 * regrename.c (regrename_optimize): Compute nregs for each
12518 potential target register.
12520 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
12521 Richard Henderson <rth@redhat.com>
12523 * dbxout.c (dbxout_global_decl): New.
12524 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
12525 * sdbout.c (sdbout_finish): New.
12526 (sdbout_debug_hooks): Use it, add comments.
12527 (sdbout_global_decl): Defer initialised public vars to
12529 * varasm.c (assemble_variable): Don't output debug information
12530 for file-scope variables.
12532 2001-07-21 H.J. Lu (hjl@gnu.org)
12534 * config/mips/mips.c (mips_cpu): Moved into ...
12535 (override_options): Here.
12537 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
12539 (mips_cpu): Removed.
12541 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12543 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
12544 ("iorqi3"): Likewise.
12545 ("xorqi3"): Likewise.
12546 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
12547 ("*subhi3_sp): Likewise.
12548 ("*subhi3"): Likewise.
12549 ("extendhisi2"): Accept D, X and Y as source operand to avoid
12552 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
12554 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
12555 * config/freebsd.h: Likewise.
12556 * config/linux.h: Likewise.
12557 * config/openbsd.h: Likewise.
12558 * config/alpha/linux-elf.h: Likewise.
12559 * config/arm/linux-elf.h: Likewise.
12560 * config/d30v/d30v.h: Likewise.
12561 * config/fr30/fr30.h: Likewise.
12562 * config/ia64/aix.h: Likewise.
12563 * config/ia64/ia64.h: Likewise.
12564 * config/mips/linux.h: Likewise.
12565 * config/pj/pj.h: Likewise.
12566 * config/rs6000/linux.h: Likewise.
12567 * config/sparc/linux.h: Likewise.
12568 * config/sparc/linux64.h: Likewise.
12570 2001-07-20 Bruce Korb <bkorb@gnu.org>
12572 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
12573 because getc() and char* may disagree on signedness.
12575 2001-07-20 Richard Henderson <rth@redhat.com>
12577 * doc/rtl.texi (REG_DEAD): Update for current semantics.
12579 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
12580 insns to delete in the presence of cc0 in a jump insn.
12582 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
12583 Jan Hubicka <jh@suse.cz>
12585 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
12586 of doing the change by hand.
12588 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
12590 * rtlanal.c (set_noop_p): Return true for noop jumps.
12592 * expr.c (emit_single_push_insn): Add call to push expander.
12593 * expr.h (optab_index): Add OTI_push
12594 (push_optab): New constant.
12595 * genopinit.c (optabs): Add push_optab.
12596 * optabs.c (init_optab): Init push optab.
12597 * md.texi (push??1): Document
12599 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12601 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
12602 expand to emit the pattern; put a REG_INC note for push/pop
12604 ("movdf", "movdf_internal"): Likewise.
12605 ("movsi", "movsi_internal"): Likewise.
12606 ("movsf", "movsf_internal"): Likewise.
12607 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
12609 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12611 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
12614 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
12616 * params.def: Change default max inline insns to 100.
12618 2001-07-20 Diego Novillo <dnovillo@redhat.com>
12620 * combine.c (combine_simplify_rtx): Generate a new shift operation
12621 when simplifying the first operand of a (neg (ashift)) expression.
12623 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
12625 * regclass.c (N_REG_INTS): Use only 32 bits per element.
12627 2001-07-20 Kelley Cook <kelley.cook@home.com>
12629 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
12630 information. Move rest into ...
12631 (*-*-solaris): ... here. Eliminate redundant information and
12632 reword necessary packages section. Delete 4.x assembler bug info.
12633 (sparc-sun-*): Merge into ...
12634 (sparc-sun-sunos*): here.
12636 2001-07-20 Catherine Moore <clm@redhat.com>
12638 * config/v850/v850.md (casesi): Generate LABEL_REF
12641 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
12643 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
12644 * i386.c (ix86_zero_extend_to_Pmode): Make global.
12645 * i386.md (strclrsi expander): Use it.
12647 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
12649 * integrate.c (copy_insn_list): handle
12650 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
12651 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
12652 identically as to CODE_LABEL.
12654 * fold-const (fold): Convert A/B/C to A/(B*C) and
12657 * except.c (connect_post_landing_pads): Delete the RESX insns.
12659 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
12661 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
12663 * config/mips/mips.md (nmadd/nmsub): Use macro.
12665 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
12667 * cppinit.c (remove_dup_dir): Make static.
12668 (remove_dup_dirs): Make static. Only warn about preempting a
12669 system directory with a non-system directory.
12671 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
12673 * ifcvt.c (noce_try_store_flag_constants): Correct order
12674 of parameters to trunc_int_for_mode.
12676 2001-07-19 Mark Mitchell <mark@codesourcery.com>
12678 * reorg.c (fill_simple_delay_slots): If an instruction might throw
12679 an exception that will be caught within this function, do not fill
12680 its delay slot with any subsequent instruction.
12682 2001-07-19 Steve Ellcey <sje@cup.hp.com>
12684 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
12685 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
12686 pointer extension instruction.
12687 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
12688 * simplify-rtx.c (simplify_unary_operation) Likewise.
12689 * explow.c (convert_memory_address) Check value of
12690 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
12692 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
12693 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
12694 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
12695 Add Multilib Support.
12696 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
12697 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
12698 Add Multilib Support.
12699 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
12701 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
12702 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
12703 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
12705 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
12707 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
12708 old and new operands in `<', `3' and `b'.
12710 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
12712 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
12713 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
12714 (toplev.o): Don't depend on xcoffout.h.
12715 * c-decl.c: Include debug.h
12716 (duplicate_decls): Use debug hook.
12717 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
12718 (dbx_debug_hooks, xcoff_debug_hooks): Update.
12719 (dbxout_types): Remove.
12720 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
12721 * debug.c (do_nothing_debug_hooks): Update.
12722 (debug_true_tree, debug_nothing_rtx): New.
12723 * debug.h (struct rtx_def): New.
12724 (struct gcc_debug_hooks): New hooks ignore_block,
12725 outlining_inline_function and label.
12726 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
12727 dwarf2out_frame_finish): New.
12728 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
12729 Make static, update prototype.
12730 (dwarf2_debug_hooks): Update.
12731 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
12732 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
12733 * dwarfout.c (dwarf_debug_hooks): Update.
12734 * emit-rtl.c: Include debug.h.
12735 (remove_unnecessary_notes): Use debug hook.
12736 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
12737 (final_scan_insn): Use debug hook.
12738 * integrate.c (output_inline_function): Use debug hook.
12739 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
12740 (sdb_debug_hooks): Update.
12741 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
12742 * toplev.c: Don't include xcoffout.h.
12743 (note_outlining_of_inline_function, debug_ignore_block): Remove.
12744 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
12746 * tree.h (dwarf2out_do_frame): Remove.
12748 2001-07-19 Catherine Moore <clm@cygnus.com>
12750 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
12752 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
12754 * reload1.c (eliminate_regs_in_insn): When updating a set
12755 to the frame pointer to the hardware frame pointer, perform
12756 the update always not just when REPLACE is set.
12758 * reload1.c (choose_reload_regs): Don't inherit a reload
12759 that crosses multiple registers if registers past the first
12760 don't fit in the desired class.
12762 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
12763 when negating constants.
12765 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
12767 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
12768 * doc/tree.texi: Ditto.
12770 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
12771 Jakub Jelinek <jakub@redhat.com>
12773 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
12774 (extract_cie_info): Handle "eh" augmentation properly,
12776 (struct frame_state, __frame_state_for): New.
12778 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12780 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
12781 HANDLE_SYSV_PRAGMA): Define.
12782 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
12784 (copy_object): Caller changed.
12786 2001-07-19 Andreas Schwab <schwab@suse.de>
12788 * configure.in (assembler dwarf2 debug_line support): Define nop
12790 * configure: Regenerated.
12792 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
12794 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
12796 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
12797 to conditionally compiled block.
12798 (dbx_debug_hooks, xcoff_debug_hooks): Update.
12799 * dbxout.h (dbxout_function): Remove.
12800 * debug.c (do_nothing_debug_hooks): Update.
12801 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
12802 global_decl, deferred_inline_function.
12803 * dwarf2out.c (dwarf2_debug_hooks): Update.
12804 (dwarf2out_global_decl): New.
12805 * dwarfout.c: Don't include dwarfout.h.
12806 (dwarfout_global_decl, dwarfout_function_decl,
12807 dwarfout_deferred_inline_function): New.
12808 (dwarf_debug_hooks): Update.
12809 * dwarfout.h: Remove.
12810 * final.c: Don't include dwarfout.h.
12811 * sdbout.c (sdbout_global_decl): New.
12812 (sdbout_debug_hooks): Update.
12813 * toplev.c: Don't include dwarfout.h.
12814 (check_global_declarations, rest_of_compilation): Use new debug hooks.
12815 (note_deferral_of_defined_inline_function): Remove.
12816 * toplev.h (note_deferral_of_defined_inline_function): Remove.
12817 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
12818 * ch/lex.c: Don't include dwarfout.h.
12819 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
12820 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
12821 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
12822 * cp/optimize.c: Include debug.h.
12823 (maybe_clone_body): Use debug hook.
12824 * cp/semantics.c: Include debug.h.
12825 (expand_body): Use debug hook.
12826 * po/POTFILES.in: Remove dwarfout.h.
12828 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
12830 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
12831 * c-parse.in (yyerror, _yylex): Similarly.
12832 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
12833 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
12835 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
12836 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
12838 2001-07-18 Jeff Sturm <jsturm@one-point.com>
12840 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
12841 in-class declaration at -g1. Fixes c++/2814.
12843 2001-07-18 Richard Henderson <rth@redhat.com>
12845 * doc/md.texi (reload_in/out): Document restrictions in predicates
12846 and constraints for these patterns. Document empty string matching
12849 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12851 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
12853 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
12855 * cse.c: Undo my previous patch.
12857 2001-07-18 Tom Tromey <tromey@redhat.com>
12860 * configure: Rebuilt.
12861 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
12863 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
12865 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
12866 Jan Hubicka <jh@suse.cz>
12868 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
12869 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
12870 * jump.c (mark_jump_label): Do not forward branches.
12872 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
12874 * cse.c (delete_trivially_dead_insns): Delete the libcall block
12875 when return value is unused.
12877 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
12879 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
12881 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
12883 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
12884 on error. We can't blindly return the result of
12885 pthread_mutex_trylock because it returns a positive number on
12886 error, while we must return -1 on error.
12887 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
12889 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
12891 2001-07-18 Andreas Jaeger <aj@suse.de>
12893 * integrate.c (output_inline_function): Correct type of debug_hooks.
12895 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
12897 * combine.c (combine_simplify_rtx): DIV can be treated
12898 associatively for floats if unsafe math optimisations are enabled.
12900 2001-07-17 Richard Henderson <rth@redhat.com>
12902 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
12904 2001-07-17 Richard Henderson <rth@redhat.com>
12906 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
12907 don't force the function address into a register.
12908 (expand_call, emit_library_call_value_1): Update callers.
12909 * builtins.c (expand_builtin_apply): Likewise.
12910 * expr.h (prepare_call_address): Update decl.
12912 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
12914 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
12916 * config/i386/chorus.h: Move up.
12917 * config/sparc/chorus.h: Likewise.
12918 * config/rs6000/chorus.h: Likewise.
12919 * config/chorus.h: Moved here.
12921 2001-07-17 Andreas Schwab <schwab@suse.de>
12923 * configure.in (assembler eh_frame optimization): Handle big
12925 * configure: Regenerated.
12927 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
12929 * expr.c (epxand_expr): Convert divisions into multiplications by
12930 reciprocals if -ffast-math.
12932 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
12934 * dbxout.c (dbxout_really_begin_function): Rename to
12935 dbxout_begin_function.
12936 (dbx_debug_hooks, xcoff_debug_hooks): Update.
12937 (dbxout_begin_function): Remove.
12938 (dbxout_function): Update.
12939 (dbxout_source_line): Update prototype.
12940 * dbxout.h (dbxout_begin_function): Remove.
12941 * debug.c (do_nothing_debug_hooks): Update.
12942 (debug_nothing_tree): Update.
12943 (debug_nothing_charstar_rtx): Remove.
12944 * debug.h (union tree_node): Declare.
12945 (struct rtx_def): Remove.
12946 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
12947 begin_function. Change source_line prototype.
12948 (debug_nothing_tree): New.
12949 (debug_nothing_charstar_rtx): Delete.
12950 (dwarf2out_begin_prologue): Moved from ...
12951 * tree.h: ... here.
12952 * dwarf2out.c (dwarf2_debug_hooks): Update.
12953 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
12954 debug info, call dwarf2out_source_line.
12955 (dwarf2out_souce_line): Update prototype.
12956 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
12957 Change prototype, make static.
12958 (dwarfout_source_line): Update prototype.
12959 (dwarf_debug_hooks): Update.
12960 * dwarfout.h (dwarfout_begin_function): Remove.
12961 * final.c (final_start_function, final_scan_insn): Use appropriate
12962 debug hooks, update to use notice_source_line.
12963 (output_source_line): Rename notice_source_line. Don't call the
12964 source_line debug hook.
12965 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
12966 make static, update prototype.
12967 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
12969 (sdbout_end_prologue): New.
12970 (sdbout_source_line): Update prototype.
12971 (sdbout_debug_hooks): Update.
12972 (sdbout_symbol): Remove unused var.
12973 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
12975 * varasm.c: Include debug.h.
12976 (assemble_start_function): Use begin_function debug_hook.
12977 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
12978 update with prototype.
12979 (xcoffout_source_line): Update prototype.
12980 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
12982 (xcoffout_source_line): Update prototype.
12984 2001-07-17 Richard Henderson <rth@redhat.com>
12986 * c-typeck.c (build_binary_op): Do not shorten unsigned
12987 right shift after sign extension.
12989 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
12991 * combine.c (combine_simplify_rtx): Attempt to simplify
12992 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
12994 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
12995 (simplify_binary_operation, simplify_unary_operation,
12996 simplify_relational_operation): Use it.
12998 * combine.c (combine_simplify_rtx): Don't do associative law
12999 on divisions; allow associative law on floats.
13001 2001-07-17 H.J. Lu <hjl@gnu.org>
13002 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13004 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
13005 ASM_OUTPUT_WEAK_ALIAS are defined.
13006 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
13007 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
13009 * config/mips/iris5.h: ... here.
13010 (HANDLE_SYSV_PRAGMA): Defined as 1.
13011 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
13012 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
13015 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
13017 * c-parse.in (all_prefix_attributes): New variable.
13018 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
13019 (maybe_resetattrs): New production.
13020 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
13021 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
13022 notype_initdcl, nested_function, notype_nested_function,
13023 component_decl, components, components_notype,
13024 component_declarator, component_notype_declarator,
13025 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
13026 ivars, mydecl, myparm): Update. Avoid prefix attributes just
13027 after a comma being applied to more than one declarator.
13028 * doc/extend.texi (Attribute Syntax): Update. Remove
13029 documentation of bugs that are no longer present.
13031 2001-07-13 Eric Christopher <echristo@redhat.com>
13033 * config/mips/mips.h: Change TUNE_MIPS* options to use
13035 (EXTRA_SPECS): Add cc1_cpu_spec.
13036 * config/mips/mips.md (muldf3): Fix typo.
13038 2001-07-16 Richard Henderson <rth@redhat.com>
13040 * config/m68k/m68k.c: Include expr.h and reload.h.
13041 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
13042 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
13044 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
13045 Richard Henderson <rth@redhat.com>
13047 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
13048 (insn_live_p): Fix fall off end of function.
13049 (dead_libcall_p): Remove COUNTS argument; update callers.
13050 (delete_trivially_dead_insns): Remove unused variables.
13052 2001-07-17 Andreas Jaeger <aj@suse.de>
13054 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
13055 x86-64 pic support.
13057 * lcm.c (optimize_mode_switching): Avoid warning for unused
13058 variable if !NORMAL_MODE.
13060 * flow.c (try_crossjump_to_edge): Remove unused variable.
13062 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
13064 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
13065 atexit declaration in stdlib.h.
13067 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
13069 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
13071 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
13073 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
13074 * except.c (finish_eh_generation): Update call of cleanup_cfg;
13075 do rebuild_jump_labels instead of jump_optimize
13076 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
13077 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
13078 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
13080 * flow.c: Include timevar.h
13081 (find_basic_block): Push/pop timevar;
13082 (cleanup_cfg): Likewise.
13083 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
13084 * Makefile: Add dependencies on timevar.h
13086 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
13087 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
13089 * rtl.h (delete_trivially_dead_insns): Add new parameter.
13090 * toplev.c (rest_of_compilation): Update calls.
13091 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
13092 (delete_trivially_dead_insns): ... here; accept new argument
13093 preserve_basic_blocks; preserve basic blocks if set.
13095 * reg-stack.c (stack_regs_mentioned): Return 0 if
13096 stack_regs_mentioned_data is not initialized.
13097 (reg_to_stack): Make stack_regs_mentioned survive after the
13098 reg-stack is completted; do not call cleanup_cfg.
13099 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
13100 make cleanup_cfg after bb-reorder to output to debug file.
13102 2001-07-16 Richard Henderson <rth@redhat.com>
13104 * regclass.c (init_reg_sets): Use only 32 bits per initializer
13105 from int_reg_class_contents.
13107 2001-07-16 Richard Henderson <rth@redhat.com>
13109 * hard-reg-set.h (regs_invalidated_by_call): Declare.
13110 * regclass.c (regs_invalidated_by_call): Move from cse.c.
13111 (init_reg_sets_1): Move initialization from cse_main.
13112 * cse.c (regs_invalidated_by_call): Move to regclass.c.
13113 (cse_main): Move its initialization also.
13114 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
13115 * flow.c (propagate_one_insn): Likewise.
13116 * gcse.c (compute_hash_table): Likewise.
13117 (compute_kill_rd, compute_store_table): Likewise.
13118 * sched-deps.c (sched_analyze_1): Likewise.
13120 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
13122 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
13125 2001-07-16 Steve Ellcey <sje@cup.hp.com>
13127 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
13128 in if statement so we don't access undefined memory.
13130 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
13132 * gcse.c: Update comment at top.
13133 Update comment on mem handling.
13134 mem_last_set, mem_first_set, mem_set_in_block: gone.
13135 Declaration of reg_set_info: gone.
13136 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
13137 pointless with load_killed_in_block_p (they are *more*
13138 conservative then it, not less, and less accurate).
13139 (oprs_not_set_p): Ditto.
13140 (alloc_gcse_mem): Don't allocate mem_set_in_block
13141 (free_gcse_mem): Don't free it, either.
13142 (record_last_mem_set_info): Update comment in front, remove
13143 mem_*set_* stuff. Note the reason we don't handle stores directly
13145 (compute_hash_table): Update comments to reflect reality. Remove
13146 mem_*set_* references.
13147 (reset_opr_set_tables): Remove mem_*set_* references.
13148 (mark_call): Ditto.
13149 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
13150 (mark_clobber): Ditto (on both parts, we double set here too).
13151 (expr_killed_p): Remove mem_set_in_block test.
13152 (compute_transp): Remove mem_set_in_block test.
13154 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
13155 of edge, and removal of phi alternative to dump file.
13156 (ssa_ccp_substitute_constants): Add note about register now being
13157 constant, and which uses were replaced in what insns to dump file.
13159 2001-07-16 Andreas Jaeger <aj@suse.de>
13161 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
13162 variables of type HOST_WIDEST_INT.
13164 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
13165 (__bb_exit_func): Correct type of count_max to avoid overflow.
13166 (num_digits): Handle long long argument.
13168 * combine.c (gen_lowpart_for_combine): Remove unused variable.
13170 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
13172 * output.h (sdb_begin_function_line): Restore as an extern
13174 * sdbout.c (sdb_begin_function_line): Make extern.
13176 2001-07-15 Richard Henderson <rth@redhat.com>
13178 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
13179 * genrecog.c (maybe_both_true_mode): New.
13180 (maybe_both_true_2): Use it.
13181 (write_switch): Don't put Pmode in a switch.
13182 * rtl.c (mode arrays): Don't explicitly size them.
13184 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
13186 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
13187 handling; move unconditional splitting before mode switching.
13189 * i386.md (type): Add fistp type.
13190 (i387, length_attr, scheduling definitions): Handle this type.
13191 (fix_trunc?f?i2): Revamp to use mode switching.
13192 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
13193 * i386.h (fp_cw_mode): New enum
13194 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
13195 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
13197 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13199 * Makefile.in (integrate.o): Add debug.h.
13200 * integrate.c (debug.h): Add.
13201 (output_inline_function): Save, reset, and restore debug_hooks.
13203 2001-07-15 Richard Henderson <rth@redhat.com>
13205 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
13206 instead of COMPARE for the EQUIV expression.
13208 2001-07-15 Richard Henderson <rth@redhat.com>
13210 * flow.c (redirect_edge_and_branch_force): Initialize
13211 global_live_at_start and global_live_at_end.
13212 (allocate_bb_life_data): Export.
13213 * basic-block.h (allocate_bb_life_data): Declare.
13214 * toplev.c (rest_of_compilation): Call it.
13216 2001-07-15 Richard Henderson <rth@redhat.com>
13218 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
13219 (alpha_tablejump_best_label): New.
13220 * config/alpha/alpha-protos.h: Declare them.
13221 * config/alpha/alpha.md: Use braced strings for code blocks.
13222 (tablejump_osf): Break out add with r29.
13223 (tablejump_osf_internal): Remove.
13224 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
13225 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
13227 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
13229 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
13232 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
13234 * i386-protos.h (ix86_split_fp_branch): Update prototype.
13235 (ix86_fp_jump_nontrivial_p): New.
13236 * i386.md (fp_jcc_?): Update call of split_fp_branch;
13237 use ix86_fp_jump_nontrivial_p.
13238 * i386.c (ix86_fp_jump_nontrivial_p): New.
13239 (ix86_split_fp_branch): Accept code instead of rtx.
13240 (ix86_expand_compare): Expand comparison early in case
13241 doing so is resonably cheap.
13243 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
13245 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
13247 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
13248 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
13250 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
13252 * dbxout.c (dbxout_source_line): Make static, update prototype.
13253 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
13254 (dbxout_init, dbxout_finish, dbxout_source_line,
13255 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
13256 * dbxout.h (dbxout_source_line): Delete.
13257 * debug.c (debug_nothing_file, debug_nothing_file_int,
13258 debug_nothing_file_charstar_rtx): New.
13259 (do_nothing_debug_hooks): Update.
13260 (debug_nothing_void, debug_nothing_charstar_rtx,
13261 dwarf2out_end_epilogue): New.
13262 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
13263 * debug.h (struct rtx_def): Declare.
13264 (gcc_debug_hooks): New hooks source_line, end_epilogue
13266 (debug_nothing_void, debug_nothing_charstar_rtx,
13267 dwarf2out_end_epilogue): New.
13268 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
13269 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
13270 (dwarf2_debug_hooks): Update.
13271 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
13272 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
13273 * dwarf2out.h (dwarf2out_source_line): Remove.
13274 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
13275 Make static, update prototype.
13276 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
13277 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
13278 (dwarf_debug_hooks): Update.
13279 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
13280 dwarfout_end_function): Remove.
13281 * final.c (profile_function): Use debug hooks for ending functions
13283 (output_source_line, final_end_function): Update prototype,
13285 (final_start_function, final_scan_insn): Update.
13286 * output.h (sdb_begin_function_line): Remove.
13287 (final_end_function): Update prototype.
13288 * sdbout.c (sdb_begin_function_line): Make static.
13289 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
13290 (sdbout_source_line): New.
13291 (sdbout_end_epilogue, sdbout_end_function): Make static, update
13293 (sdb_debug_hooks): Update.
13294 (sdbout_init, sdbout_source_line,
13295 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
13296 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
13297 * toplev.c (compile_file, rest_of_compilation): Update.
13298 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
13299 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
13300 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
13301 Update for prototype changes.
13302 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
13303 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
13305 2001-07-15 Richard Henderson <rth@redhat.com>
13307 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
13308 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
13309 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
13310 * config/alpha/alpha.c: Likewise.
13311 * config/alpha/alpha.md: Likewise.
13312 * config/alpha/alpha32.h: Likewise.
13313 * config/alpha/vms.h: Likewise.
13314 (OPEN_VMS): Remove.
13316 2001-07-14 Richard Henderson <rth@redhat.com>
13318 * config/alpha/alpha.md: Use define_constants for unspec values.
13319 Substitute throughout.
13321 2001-07-14 Tim Josling <tej@melbpc.org.au>
13323 * tree.def (EXPON_EXPR) remove. Never supported anyway.
13325 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
13327 * pa.md: Remove unused constraints from define_split's.
13329 2001-04-14 Richard Henderson <rth@redhat.com>
13331 * ifcvt.c (find_cond_trap): Test for exit block.
13333 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
13335 Re-install recently reverted patch.
13336 * emit-rtl.c (try_split): Update mark_jump_label call.
13337 * flow.c (find_sub_basic_blocks): Likewise.
13338 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
13339 jump_back_p): Kill.
13340 (mark_all_labels): Kill second parameter.
13341 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
13342 (rebuild_jump_labels, jump_optimize_minimal): Update call
13343 of jump_optimize_1.
13344 (jump_optimize_1): Kill crossjumping code.
13345 (mark_jump_label): Kill cross_jump parameter.
13346 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
13347 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
13348 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
13350 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
13352 (dump_file_info): Likewise.
13353 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
13354 reorganize passes to do reg-stack first, bb-reorder second.
13355 * invoke.texi (-d letters doc): Remove the jump2 pass.
13357 2001-07-14 Richard Henderson <rth@redhat.com>
13359 * ifcvt.c (find_cond_trap): New.
13360 (find_if_header): Call it.
13361 (merge_if_block): Relax existing jump sanity check.
13362 * jump.c (jump_optimize_1): Remove conditional trap handling.
13364 2001-07-14 Alan Modra <amodra@bigpond.net.au>
13366 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
13368 (insn_refs_are_delayed): Correct comment.
13369 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
13370 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
13371 instead of r31. Make associated insn !TARGET_64BIT, and
13372 provide an additional 64-bit insn that clobbers r2.
13373 (divsi3): Likewise.
13374 (udivsi3): Likewise.
13375 (modsi3): Likewise.
13376 (umodsi3): Likewise.
13378 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
13380 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
13382 * flow.c (redirect_edge_and_branch_force, split_edge,
13383 try_crossjump_to_edge): Use set_block_for_new_insns.
13384 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
13386 2001-07-13 H.J. Lu (hjl@gnu.org)
13388 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
13391 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
13393 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
13395 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
13397 * c-common.c (decl_attributes): Take a pointer to the node to
13398 which attributes are to be attached, and a flags argument.
13399 * c-common.h (enum attribute_flags): New.
13400 (decl_attributes): Update prototype.
13401 * c-decl.c (start_decl, push_parm_decl, finish_struct,
13402 finish_enum, start_function): Update calls to decl_attributes.
13403 * c-parse.in (component_declarator, component_notype_declarator,
13404 label): Update calls to decl_attributes.
13406 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
13408 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
13409 * config/avr/avr.c (legitimate_address_p): Return value changed
13410 from letter to register classes. For better debugging.
13412 2001-07-13 Kazu Hirata <kazu@hxi.com>
13414 * jump.c (reversed_comparison_code_parts): Fix comment typos.
13416 2001-07-13 H.J. Lu (hjl@gnu.org)
13418 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
13420 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
13422 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
13423 correctly for shared configurations.
13424 * config/t-libgcc-pic: New.
13425 * config/{i386,m68k,sparc}/t-openbsd: New.
13426 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
13427 Support -shared. Support debugging libraries with -g.
13428 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
13429 frame information does not emit pointer diffs.
13430 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
13431 emit pointer diffs.
13433 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
13435 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
13437 2001-07-13 David Edelsohn <edelsohn@gnu.org>
13439 * combine.c (try_combine): Ensure const_int pow2 is positive.
13441 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
13443 * config.gcc: Add configuration for s/390.
13444 * config/s390/s390.c: New. Subroutines for code generation.
13445 * config/s390/s390.h: New. Definitions for s/390.
13446 * config/s390/s390-protos.h: New. Prototypes.
13447 * config/s390/linux.h: New. Definitions for linux for s/390.
13448 * config/s390/linux64.h: New. Definitions for linux for zSeries.
13449 * config/s390/t-linux: New. Makefile fragment.
13450 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
13451 * config/s390/fixdfdi.h: New. Fix L_fix*di.
13453 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
13455 * emit-rtl.c (try_split): Update mark_jump_label call.
13456 * flow.c (find_sub_basic_blocks): Likewise.
13457 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
13458 jump_back_p): Kill.
13459 (mark_all_labels): Kill second parameter.
13460 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
13461 (rebuild_jump_labels, jump_optimize_minimal): Update call
13462 of jump_optimize_1.
13463 (jump_optimize_1): Kill crossjumping code.
13464 (mark_jump_label): Kill cross_jump parameter.
13465 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
13466 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
13467 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
13469 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
13471 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
13472 reorganize passes to do reg-stack first, bb-reorder second.
13473 * invoke.texi (-d letters doc): Remove the jump2 pass.
13475 2001-07-12 Steve Ellcey <sje@cup.hp.com>
13477 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
13479 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
13481 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
13483 (verify_flow_info): Make diagnostics prettier.
13485 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
13487 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
13489 * flow.c (outgoing_edges_match): Return early if condition reversal
13492 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
13494 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
13495 (mips_move_2words): When splitting a move into two instructions,
13496 prefix the second address operand with '%D'.
13498 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
13500 * Makefile.in (final.o): Depend on debug.h.
13501 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
13502 (dbx_debug_hooks): Add new hooks.
13503 (xcoff_debug_hooks): New.
13504 * debug.c (debug_nothing_file_int_int): New.
13505 (do_nothing_debug_hooks): Update.
13506 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
13507 (debug_nothing_file_int_int): New.
13508 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
13509 static, update prototype.
13510 (dwarf2_debug_hooks): Update.
13511 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
13512 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
13513 static, update prototype.
13514 (dwarf_debug_hooks): Update.
13515 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
13516 * final.c: Include debug.h.
13517 (final_scan_insn): Use debug hooks when beginning and ending blocks.
13518 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
13519 static, update prototype.
13520 (sdb_debug_hooks): Update.
13521 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
13522 * toplev.c: Distinguish between xcoff and dbx.
13524 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
13525 Call all debug hooks, not just dwarf ones.
13527 2001-07-11 Timothy Wall <twall@redhat.com>
13529 * config.gcc: Add configuration for AIX5/IA64.
13530 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
13531 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
13532 support prefix/suffix code.
13533 * config/ia64/t-aix: New. Makefile fragment.
13534 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
13536 2001-07-11 Kazu Hirata <kazu@hxi.com>
13538 * recog.c (validate_change): Fix a comment typo.
13540 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
13542 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
13543 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
13545 * dbxout.c (dbx_debug_hooks): Add new hooks.
13546 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
13548 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
13550 * dbxout.h (dbxout_start_new_source_file,
13551 dbxout_resume_previous_source_file): Delete.
13552 * debug.c (do_nothing_debug_hooks): Add new hooks.
13553 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
13554 (debug_nothing_int_charstar, debug_nothing_int): New.
13555 * debug.h (gcc_debug_hooks): New hooks define, undef,
13556 start_source_file and end_source_file.
13557 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
13558 (debug_nothing_int_charstar, debug_nothing_int): New.
13559 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
13560 the conditionally compiled section.
13561 (dwarf2out_start_source_file, dwarf2out_end_source_file,
13562 dwarf2out_define, dwarf2out_undef): Make static.
13563 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
13564 dwarf2out_define, dwarf2out_undef): Remove.
13565 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
13566 (dwarfout_start_source_file, dwarfout_end_source_file,
13567 dwarfout_define, dwarfout_undef): Make static.
13568 (dwarfout_start_source_file_check,
13569 dwarfout_end_source_file_check): New.
13570 (dwarfout_define, dwarfout_finish): Update.
13571 * dwarfout.h (dwarfout_start_new_source_file,
13572 dwarfout_resume_previous_source_file, dwarfout_define,
13573 dwarfout_undef): Remove.
13574 * sdbout.c (sdb_debug_hooks): Add new hooks.
13575 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
13577 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
13578 make static, take an arg.
13579 * sdbout.h (sdbout_start_new_source_file,
13580 sdbout_resume_previous_source_file): Delete.
13581 * toplev.c (debug_start_source_file, debug_end_source_file,
13582 debug_define, debug_undef): Delete.
13583 * toplev.h (debug_start_source_file, debug_end_source_file,
13584 debug_define, debug_undef): Delete.
13586 * java/jcf-parse.c: Include debug.h.
13587 (parse_class_file): Update to use debug hooks directly.
13588 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
13590 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13592 * alias.c (set_mem_alias_set): New function.
13593 * rtl.h (set_mem_alias_set): Declare it.
13594 * builtins.c (expand_builtin_return_addr): Call it instead of
13595 using MEM_ALIAS_SET accessor.
13596 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
13597 (get_memory_rtx, expand_builtin_va_arg): Likewise.
13598 (expand_builtin_va_copy):Likewise.
13599 * caller-save.c (setup_save_areas): Likewise.
13600 * calls.c (compute_argument_addresses): Likewise.
13601 * explow.c (set_mem_attributes): Likewise.
13602 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
13603 (expand_assignment, store_constructor_field, store_field): Likewise.
13604 (expand_expr_unaligned): Likewise.
13605 * function.c (assign_stack_temp_for_type): Likewise.
13606 (put_reg_into_stack, gen_mem_addressof): Likewise.
13607 * ifcvt.c (noce_try_cmove_arith): Likewise.
13608 * reload1.c (reload, alter_reg): Likewise.
13609 * config/alpha/alpha.c (get_aligned_mem): Likewise.
13610 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
13611 (alpha_expand_unaligned_store): Likewise
13612 (alpha_expand_unaligned_load_words): Likewise.
13613 (alpha_expand_unaligned_store_words): Likewise.
13614 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
13615 (alpha_expand_epilogue): Likewise.
13616 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
13617 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
13618 * config/i386/i386.c (legitimize_pic_address): Likewise.
13619 * config/i960/i960.c (setup_incoming_varargs): Likewise.
13620 * config/ia64/ia64.c (spill_restore_mem): Likewise.
13621 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
13622 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
13623 * config/mips/mips.c (mips_va_arg): Likewise.
13624 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
13625 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
13626 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13627 (setup_incoming_varargs, rs6000_va_arg): Likewise.
13628 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
13629 (rs6000_emit_epilogue): Likewise.
13630 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
13631 * config/sparc/sparc.c (sparc_va_arg): Likewise.
13632 * config/v850/v850.c (v850_va_arg): Likewise.
13634 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
13636 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
13637 when fallthru edge is present.
13638 (mege_blocks): Handle case where creation of jump insn
13641 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
13642 CLEANUP_POST_REGSTACK): New constants.
13643 * except.c (finish_eh_generation): Update call of cleanup_cfg,
13644 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
13645 * output.h (cleanup_cfg): Update prototype.
13646 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
13647 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
13648 cleanup_cfg call; kill missleading comment.
13649 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
13650 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
13651 parameter; control optimizations performed using it.
13652 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
13653 try_crossjump_bb): New functions.
13655 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
13657 * pa.c (pa_output_function_prologue): Delete prototype. Make function
13659 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
13660 pa_output_function_prologue.
13661 * pa-protos.h (pa_output_function_prologue): New prototype.
13663 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
13665 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
13666 and low to get correct sign extension in low+high test.
13668 2001-07-11 Janis Johnson <janis@us.ibm.com>
13670 * gcov.c (arcdata): Use gcov_type to fix branch percentage
13671 for large hit count.
13673 * profile.c (branch_prob): Fix .bbg info for computed gotos
13676 2001-07-11 Mark Mitchell <mark@codesourcery.com>
13678 * stmt.c (parse_output_constraint): New function, split out
13680 (expand_asm_operands): ... here. Use parse_output_constraint.
13681 * tree.h (parse_output_constraint): Declare it.
13683 2001-07-11 Richard Henderson <rth@redhat.com>
13685 * bitmap.c: Comment some functions; fiddle whitespace.
13686 (bitmap_free): Don't export.
13687 (bitmap_element_allocate): Use memset.
13688 * bitmap.h (bitmap_free): Don't declare.
13690 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
13692 * gcse.c, lcm.c, sched-deps.c:
13693 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
13695 * flow.c (flow_loops_find): Free dom if we found no loops, since
13696 we aren't going to save it.
13698 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
13701 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
13703 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
13705 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13707 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
13708 #ifndef DWARF2_DEBUGGING_INFO.
13710 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
13712 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
13714 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
13716 * config/mips/mips.c (gen_int_relational): Tell the caller not to
13717 reverse a branch if a NE comparison is implemented with GTU.
13719 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
13720 H.J. Lu <hjl@gnu.org>
13722 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
13723 constant addresses.
13724 (call_internal2): Likewise.
13725 (call_value_internal1): Likewise.
13726 (call_value_internal2): Likewise.
13727 (call_value_multiple_internal1): Likewise.
13728 (call_value_multiple_internal2): Likewise.
13730 2001-07-10 Kazu Hirata <kazu@hxi.com>
13732 * calls.c (emit_library_call_value_1): Fix a comment typo.
13733 * dwarf2out.c (mem_loc_descriptor): Likewise.
13734 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
13736 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
13738 * simplify-rtx.c (simplify_subreg): Fix typo in comment
13740 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13742 * recog.c (offsettable_address_p): Handle LO_SUM case.
13743 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
13744 instead of plus_constant.
13746 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
13748 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
13749 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
13751 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13753 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
13754 adjust_address_nv instead of plus_constant.
13756 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
13758 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
13759 dwarf2out.o): Depend on debug.h, wrap long lines.
13760 * dbxout.c: Include debug.h.
13761 (dbx_debug_hooks): New.
13762 (dbxout_init): Make static, take just 2 args.
13763 (dbxout_finish): Make static.
13764 * dbxout.h (dbxout_init, dbxout_finish): Delete.
13765 * debug.c: New file.
13766 * debug.h: New file.
13767 * dwarf2out.c: Include debug.h.
13768 (dwarf2_debug_hooks): New.
13769 (dwarf2out_init): Make static.
13770 (dwarf2out_finish): Make static, take 2 args.
13771 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
13772 * dwarfout.c: Include debug.h.
13773 (dwarf_debug_hooks): New.
13774 (dwarfout_init): Make static.
13775 (dwarfout_finish): Make static, take 2 args.
13776 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
13777 * sdbout.c: Include debug.h.
13778 (sdb_debug_hooks): New.
13779 (sdbout_init): Make static, take 2 args.
13780 * sdbout.h (sdbout_init): Delete.
13781 * toplev.c: Include debug.h.
13782 (debug_hooks): New.
13783 (compile_file): Set deubg_hooks based on command line options.
13784 Use the hooks unconditionally rather than conditional compilation.
13786 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
13788 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
13789 first_insn_after_basic_block_note instead.
13791 * df.c (df_bb_refs_unlink): #if 0 out for now.
13793 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
13795 * ssa.h: Add prototype for ssa_const_prop
13796 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
13797 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
13798 (ssa_fast_dce): Remove unused variable
13800 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
13802 * diagnostic.c (finish_diagnostic): Rename to
13803 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
13806 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
13808 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
13811 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
13812 (dump_file): Only pad the demangled name with spaces if the
13813 mangled name was padded with spaces.
13815 2001-07-10 Bernd Schmidt <bernds@redhat.com>
13817 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
13820 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13822 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
13823 extraction if no direct load if either EXPAND_CONST_ADDRESS or
13824 EXPAND_INITIALIZER.
13826 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
13827 whether can put offset inside LO_SUM to check mode alignment, not size.
13829 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
13831 * doc/tm.texi (Misc): Fix thinko.
13833 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
13835 * regmove.c (replace_in_call_usage): Fix warnings.
13836 * sched-deps.c (add_dependence): Fix warnings.
13837 * simplify-rtx.c (simplify_subreg): Likewise.
13838 Return NULL_RTX instead of NULL.
13840 * reg-stack.c (emit_swap_insn): Eliminate warnings.
13841 (subst_asm_stack_regs): Likewise.
13843 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
13846 * dwarf2out.c (output_call_frame_info): Declare i as int.
13847 (build_abbrev_table): Declare n_alloc as int.
13848 (dwarf2out_finish): Initialize die.
13849 * except.c: Declare sjlj_funcdef_number as unsigned.
13850 (connect_post_landing_pads): Declare j as unsigned.
13851 (convert_to_eh_region_ranges): Initialize call_site.
13852 (output_function_exception_table): Initialize tt_format_size.
13853 * expr.c (move_by_pieces_1): Initialize to1.
13854 (store_constructor): Initialize minelt and maxelt.
13855 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
13856 * function.c (instantiate_decls): Avoid signed/unsigned warning.
13858 * c-decl.c (combine_parm_decls): Unused, remove.
13859 * c-tree.h: Remove prototype for combine_parm_decls.
13861 * reload.c (push_reload): Fix warning.
13862 (regno_clobbered_p): Likewise.
13863 * reload1.c (replace_pseudos_in_call_usage): Likewise.
13864 (reload_combine): Likewise.
13866 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
13867 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
13869 * bitmap.c (bitmap_operation): Change user.
13870 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
13872 2001-07-10 Eric Christopher <echristo@redhat.com>
13874 * config/mips/mips.c (override_options): Fix typo.
13876 2001-07-09 Stan Shebs <shebs@apple.com>
13878 * target.h (struct gcc_target): New fields init_builtins and
13880 * target-def.h (TARGET_INIT_BUILTINS): New macro.
13881 (TARGET_EXPAND_BUILTIN): New macro.
13882 (TARGET_INITIALIZER): Add them.
13883 * builtins.c: Include target.h.
13884 (expand_builtin): Use targetm.expand_builtin.
13885 (default_init_builtins): New function.
13886 (default_expand_builtin): New function.
13887 * expr.h (default_init_builtins): Declare.
13888 (default_expand_builtin): Declare.
13889 * c-common.c (c_common_nodes_and_builtins): Use
13890 targetm.init_builtins.
13891 * defaults.h (MD_INIT_BUILTINS): Remove.
13892 * Makefile.in (builtins.o): Depend on target.h.
13894 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
13895 (TARGET_EXPAND_BUILTIN): Define.
13896 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
13897 (MD_EXPAND_BUILTIN): Remove.
13899 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
13900 (TARGET_EXPAND_BUILTIN): Define.
13901 (c4x_init_builtins): Make endlink arg a local.
13902 (c4x_print_operand): Fix typos in adjust_address usages.
13903 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
13904 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
13905 (MD_EXPAND_BUILTIN): Remove.
13907 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
13908 (TARGET_EXPAND_BUILTIN): Define.
13909 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
13910 (ix86_init_builtins): Call new function only if TARGET_MMX.
13911 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
13912 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
13913 (MD_EXPAND_BUILTIN): Remove.
13915 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
13916 (TARGET_EXPAND_BUILTIN): Define.
13917 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
13918 (MD_EXPAND_BUILTIN): Remove.
13920 * doc/tm.texi: Document these changes.
13922 2001-07-09 Diego Novillo <dnovillo@redhat.com>
13924 * basic-block.h (tree_node): Forward declare if needed.
13925 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
13926 (BLOCK_HEAD_TREE): Define.
13927 (BLOCK_END_TREE): Define.
13928 (struct loops): Rename field 'tree' to 'tree_root'.
13929 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
13931 (flow_loops_tree_build): Rename reference to field 'tree' to
13933 (flow_loops_level_compute): Ditto.
13934 * predict.c (estimate_bb_frequencies): Ditto.
13935 * tree.h (struct tree_common): Add field 'aux'.
13937 2001-07-09 Stan Shebs <shebs@apple.com>
13939 * config/darwin.c (darwin_encode_section_info): Don't mark any
13940 DECL_EXTERNAL node as defined.
13942 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
13944 * pa.c (pa_init_machine_status, pa_mark_machine_status,
13945 pa_free_machine_status, hppa_init_pic_save): Delete.
13946 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
13947 (hppa_profile_hook): Use hppa_pic_save_rtx.
13948 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
13949 hppa_init_pic_save): Delete.
13950 (hppa_pic_save_rtx): Declare.
13951 * pa.md (call, call_value, sibcall, sibcall_value,
13952 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
13954 2001-07-09 Kazu Hirata <kazu@hxi.com>
13956 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
13957 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
13959 2001-07-09 Andreas Jaeger <aj@suse.de>
13961 * output.h: Add declaration of final_forward_branch_p.
13963 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
13965 * varray.c: Include errors.h for internal_error and trim_filename
13968 * Makefile.in (varray.o): Add errors.h.
13970 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
13972 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
13973 * optabs.c (have_add2_insn): Check whether the add insn chosen
13974 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
13975 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
13977 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
13979 * Makefile.in (OBJS): Add ssa-ccp.o
13980 (ssa-ccp.o): Add dependencies.
13981 * toplev.c (DFI_ssa_ccp): New dump file enum.
13982 (dump_file): Add entry for dumping after SSA CCP.
13983 (flag_ssa_ccp): New flag variable.
13984 (f_options): Add -fssa-ccp.
13985 (rest_of_compilation): Run SSA CCP if requested.
13986 * timevar.def (TV_SSA_CCP): New timevar.
13987 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
13988 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
13989 Fix minor typo in SSA DCE documentation.
13990 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
13991 Add documentation for new dump option. Renumber dump files
13994 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
13996 * emit-rtl.c (gen_highpart_mode): New.
13997 * rtl.h (gen_highpart_mode): Declare.
13998 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
13999 operand can be VOIDmode constant.
14001 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
14003 * flow.c (redirect_edge_and_branch_force): New.
14004 (can_fallthru): Ensure that basic blocks are succeeding.
14005 (try_optimize_cfg): Do not delete basic block if it is the last one.
14007 * flow.c (try_redirect_by_replacing_jump): Do not remove
14008 jumps with side effects, unlink chain on fallthru edge;
14009 set block for new jump instruction; avoid basic block to
14010 over by line number note.
14012 * flow.c (try_simplify_condjump): Verify that the condjump
14013 is not always falling through.
14016 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
14018 * flow.c (forwarder_block_p): Fix for fallthru blocks.
14019 (try_redirect_by_replacing_jump): Update properly the count
14020 and frequency information.
14022 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14024 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
14025 address that is a LO_SUM specially.
14026 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
14028 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
14030 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
14031 (operand_subword): Use them.
14032 (change_address_1): Renamed from change_address; new arg VALIDATE.
14033 * expr.h: Reflect above changes; change_address now macro.
14034 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
14036 * cselib.c (add_mem_for_addr): Likewise.
14037 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
14038 * regmove.c (try_apply_stack_adjustment): Likewise.
14039 * reload.c (push_reload, make_memloc): Likewise.
14040 * reload1.c (eliminate_regs): Likewise.
14041 * simplify-rtx.c (simplify_replace_rtx): Likewise.
14042 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
14044 * combine.c (make_extraction, simplify_shift_const): Likewise.
14045 (gen_lowpart_for_combine): Likewise.
14046 * cse.c (gen_lowpart_if_possible): Likewise.
14047 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
14048 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
14049 * optabs.c (gen_move_insn): Likewise.
14050 * reload1.c (alter_reg): Likewise.
14051 * simplify-rtx.c (simplify_subreg): Likewise.
14052 * stmt.c (expand_anon_union_decl): Likewise.
14053 * recog.c (validate_replace_rtx_1): Likewise.
14055 * Makefile.in (recog.o): Add $(EXPR_H).
14056 * explow.c (stabilize): Call replace_equiv_address.
14057 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
14058 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
14060 2001-07-03 Andrew Haley <aph@redhat.com>
14062 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
14063 the mode of the memory location.
14065 2001-07-09 Bo Thorsen <bo@suse.co.uk>
14067 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
14069 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
14071 * final.c (output_addr_const): Use target opening and
14072 closing parentheses.
14073 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
14074 defaults, add to TARGET_ASM_OUT.
14075 * target.h (struct gcc_target): Add open_paren and close_paren.
14076 * doc/md.texi: Update.
14077 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
14078 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
14079 TARGET_ASM_CLOSE_PAREN.
14080 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
14082 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
14084 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
14085 * config/a29k/a29k.h: Similarly.
14086 * config/alpha/alpha.h: Similarly.
14087 * config/arc/arc.h: Similarly.
14088 * config/arm/aof.h: Similarly.
14089 * config/arm/aout.h: Similarly.
14090 * config/avr/avr.h: Similarly.
14091 * config/c4x/c4x.h: Similarly.
14092 * config/clipper/clipper.h: Similarly.
14093 * config/convex/convex.h: Similarly.
14094 * config/d30v/d30v.h: Similarly.
14095 * config/dsp16xx/dsp16xx.h: Similarly.
14096 * config/elxsi/elxsi.h: Similarly.
14097 * config/fr30/fr30.h: Similarly.
14098 * config/h8300/h8300.h: Similarly.
14099 * config/i370/i370.h: Similarly.
14100 * config/i386/i386.h: Similarly.
14101 * config/i860/i860.h: Similarly.
14102 * config/i960/i960.h: Similarly.
14103 * config/ia64/ia64.h: Similarly.
14104 * config/m32r/m32r.h: Similarly.
14105 * config/m68hc11/m68hc11.h: Similarly.
14106 * config/m68k/m68k.h: Similarly.
14107 * config/m88k/m88k.h: Similarly.
14108 * config/mcore/mcore.h: Similarly.
14109 * config/mips/mips.h: Similarly.
14110 * config/mn10200/mn10200.h: Similarly.
14111 * config/mn10300/mn10300.h: Similarly.
14112 * config/ns32k/ns32k.h: Similarly.
14113 * config/pa/pa.h: Similarly.
14114 * config/pdp11/pdp11.h: Similarly.
14115 * config/pj/pj.h: Similarly.
14116 * config/romp/romp.h: Similarly.
14117 * config/rs6000/rs6000.h: Similarly.
14118 * config/sh/sh.h: Similarly.
14119 * config/sparc/sparc.h: Similarly.
14120 * config/v850/v850.h: Similarly.
14121 * config/vax/vax.h: Similarly.
14122 * config/we32k/we32k.h: Similarly.
14124 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
14126 * doc/c-tree.texi: Document representation of attributes.
14128 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
14130 * doc/tm.texi: Update some places for the rename of target to
14133 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
14135 * target.h (struct gcc_target): Add insert_attributes.
14136 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
14137 (TARGET_INITIALIZER): Update.
14138 * tree.c, tree.h (default_insert_attributes): New function.
14139 Update comments on other default functions to refer to targetm,
14141 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
14142 TARGET_INSERT_ATTRIBUTES.
14143 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
14144 * c-common.c (decl_attributes): Use targetm.insert_attributes.
14145 Don't use PRAGMA_INSERT_ATTRIBUTES.
14146 * Makefile.in (c-common.o): Depend on $(TARGET_H).
14147 * c-decl.c (start_decl, start_function): Don't call
14148 SET_DEFAULT_DECL_ATTRIBUTES.
14149 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
14150 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
14152 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
14153 (c4x_check_attribute): Avoid modifying attribute list itself.
14154 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
14156 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
14157 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
14159 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
14160 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
14162 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
14163 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
14165 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
14166 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
14167 Adjust parameters. Make static.
14169 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
14171 * c-common.c (decl_attributes): Only take a single attributes
14173 * c-common.h (decl_attributes): Update prototype.
14174 * c-decl.c (start_decl, start_function): Only take a single
14175 attributes parameter. Update calls to decl_attributes.
14176 (finish_struct, finish_enum): Update calls to decl_attributes.
14177 (push_parm_decl): Expect unified list of attributes. Update call
14178 to decl_attributes.
14179 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
14180 notype_nested_function, component_declarator,
14181 component_notype_declarator, label): Update calls to
14183 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
14184 lists that are passed to push_parm_decl.
14185 * c-tree.h (start_function, start_decl): Update prototypes.
14186 * config/sh/sh-protos.h, config/sh/sh.c
14187 (sh_pragma_insert_attributes): Only take a single attributes
14189 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
14190 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
14191 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
14192 build_module_descriptor, generate_static_references,
14193 generate_strings, build_selector_translation_table,
14194 generate_descriptor_table, generate_protocols,
14195 generate_ivars_list, generate_dispatch_table,
14196 generate_protocol_list, generate_category,
14197 generate_shared_structures, really_start_method, add_objc_decls,
14198 generate_classref_translation_entry): Update calls to start_decl
14199 and start_function.
14200 (build_tmp_function_decl, start_method_def): Unify attribute lists
14201 that are passed to push_parm_decl.
14203 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
14205 * final.c (no_asm_to_stream): New.
14206 (final_scan_insn): Use target structures for prologue ends
14207 and epilogue starts.
14208 * output.h (no_asm_to_stream): New.
14209 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
14210 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
14211 (TARGET_ASM_OUT): Update.
14212 * target.h (struct gcc_target): New members function_end_prologue
14213 and function_begin_epilogue.
14214 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
14215 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
14216 * config/alpha/alpha.c (output_end_prologue): Rename to
14217 alpha_output_function_end_prologue. Use in target struct
14219 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
14220 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
14221 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
14222 ia64_output_function_end_prologue. Use in target struct
14224 (ia64_function_prologue, ia64_funciton_epilogue): Rename
14225 mistyped prototypes.
14226 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
14227 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
14229 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
14230 an use in target struct, make static.
14231 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
14234 2001-07-08 Richard Henderson <rth@redhat.com>
14236 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
14238 2001-07-08 Richard Henderson <rth@redhat.com>
14240 * config/i386/i386.md: Remove constraints strings from define_split
14241 and define_peephole2 patterns.
14242 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
14243 (eh_return): Use them.
14245 2001-07-08 Richard Henderson <rth@redhat.com>
14247 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
14248 Document MD_FALLBACK_FRAME_STATE_FOR.
14250 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
14252 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
14253 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
14255 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
14257 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
14259 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
14260 of the label inside NAME as opposed to just the end of NAME.
14262 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
14264 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
14265 * config/alpha/alpha.c (alpha_init_machine_status,
14266 alpha_mark_machine_status, alpha_free_machine_status): Delete.
14267 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
14268 (vms_valid_decl_attribute_p): Make static, conditionally compile.
14269 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
14271 2001-07-06 Stan Shebs <shebs@apple.com>
14273 * target.h (targetm): Rename global from "target", so as not to
14274 conflict with local variables.
14276 * c-typeck.c: Ditto.
14279 * cp/decl.c: Ditto.
14280 * cp/decl2.c: Ditto.
14281 * cp/typeck.c: Ditto.
14282 * 1750a/1750a.c: Ditto.
14283 * a29k/a29k.c: Ditto.
14284 * arc/arc.c: Ditto.
14285 * arm/arm.c: Ditto.
14286 * avr/avr.c: Ditto.
14287 * clipper/clipper.c: Ditto.
14288 * convex/convex.c: Ditto.
14289 * d30v/d30v.c: Ditto.
14290 * dsp16xx/dsp16xx.c: Ditto.
14291 * elxsi/elxsi.c: Ditto.
14292 * fr30/fr30.c: Ditto.
14293 * h8300/h8300.c: Ditto.
14294 * i370/i370.c: Ditto.
14295 * i386/i386.c: Ditto.
14296 * i860/i860.c: Ditto.
14297 * i960/i960.c: Ditto.
14298 * ia64/ia64.c: Ditto.
14299 * m32r/m32r.c: Ditto.
14300 * m68hc11/m68hc11.c: Ditto.
14301 * m68k/m68k.c: Ditto.
14302 * m88k/m88k.c: Ditto.
14303 * mips/mips.c: Ditto.
14304 * ns32k/ns32k.c: Ditto.
14306 * pdp11/pdp11.c: Ditto.
14307 * romp/romp.c: Ditto.
14308 * rs6000/rs6000.c: Ditto.
14310 * sparc/sparc.c: Ditto.
14311 * vax/vax.c: Ditto.
14312 * we32k/we32k.c: Ditto.
14313 * doc/tm.texi: Update the manual to match.
14315 2001-07-06 Richard Henderson <rth@redhat.com>
14317 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
14318 DWARF2_UNWIND_INFO not just whether it is defined.
14320 2001-07-06 Diego Novillo <dnovillo@redhat.com>
14322 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
14323 call to simplify_binary_operation returns a new pattern.
14325 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
14327 * glimits.h (__SHRT_MAX__): New.
14328 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
14329 (SHRT_MAX): Define in terms of __SHRT_MAX__.
14331 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
14333 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
14336 2001-07-06 Richard Henderson <rth@redhat.com>
14338 * bitmap.c (bitmap_release_memory): Move adjacent to the
14339 allocation functions.
14340 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
14341 the implementation. Binary search for the set bit.
14342 (bitmap_union_of_diff): Allocate the temporary on the stack
14343 instead of using xmalloc.
14345 2001-07-06 Richard Henderson <rth@redhat.com>
14347 * genrecog.c (validate_pattern): Warn for constraints in
14348 define_{expand,split,peephole2}. Remove strict_low_part
14349 before looking up match_dup.
14351 2001-07-06 DJ Delorie <dj@redhat.com>
14353 * doc/gcc.texi (Makefile): Rename to be a more general purpose
14354 chapter about various build hints and history. Add section
14355 talking about the various types of native and cross builds.
14357 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
14359 * Makefile.in (final.o): Depend on target.h.
14360 * final.c: Include target.h.
14361 (default_function_pro_epilogue): New.
14362 (final_start_function): Use target structure for function prologues.
14363 (final_end_function): Use target structure for function epilogues.
14364 * fold-const.c (real_hex_to_f): Constify s and p.
14365 * output.h (default_function_pro_epilogue): New.
14366 * real.h (real_hex_to_f): Update prototype.
14367 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
14368 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
14369 (TARGET_INITIALIZER): Update.
14370 * target.h (gcc_target): Add struct asm_out.
14371 * doc/tm.texi: Update.
14374 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
14375 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
14376 in cpu/cpu.c, or rename old functions consistently. Take
14377 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
14378 redundant macros and prototypes. Make new functions static.
14380 * 1750a/1750a.c: Similarly.
14381 * 1750a/1750a.h: Similarly.
14382 * a29k/a29k-protos.h: Similarly.
14383 * a29k/a29k.c: Similarly.
14384 * a29k/a29k.h: Similarly.
14385 * arc/arc-protos.h: Similarly.
14386 * arc/arc.c: Similarly.
14387 * arc/arc.h: Similarly.
14388 * arm/arm-protos.h: Similarly.
14389 * arm/arm.c: Similarly.
14390 * arm/arm.h: Similarly.
14391 * avr/avr-protos.h: Similarly.
14392 * avr/avr.c: Similarly.
14393 * avr/avr.h: Similarly.
14394 * clipper/clipper-protos.h: Similarly.
14395 * clipper/clipper.c: Similarly.
14396 * clipper/clipper.h: Similarly.
14397 * convex/convex.c: Similarly.
14398 * convex/convex.h: Similarly.
14399 * d30v/d30v-protos.h: Similarly.
14400 * d30v/d30v.c: Similarly.
14401 * d30v/d30v.h: Similarly.
14402 * d30v/d30v.md: Similarly.
14403 * dsp16xx/dsp16xx-protos.h: Similarly.
14404 * dsp16xx/dsp16xx.c: Similarly.
14405 * dsp16xx/dsp16xx.h: Similarly.
14406 * elxsi/elxsi.c: Similarly.
14407 * elxsi/elxsi.h: Similarly.
14408 * fr30/fr30.c: Similarly.
14409 * fr30/fr30.md: Similarly.
14410 * h8300/h8300-protos.h: Similarly.
14411 * h8300/h8300.c: Similarly.
14412 * h8300/h8300.h: Similarly.
14413 * i370/i370-protos.h: Similarly.
14414 * i370/i370.c: Similarly.
14415 * i370/i370.h: Similarly.
14416 * i386/i386.c: Similarly.
14417 * i386/osf1elf.h: Similarly.
14418 * i386/osfrose.h: Similarly.
14419 * i860/i860-protos.h: Similarly.
14420 * i860/i860.c: Similarly.
14421 * i860/i860.h: Similarly.
14422 * i960/i960-protos.h: Similarly.
14423 * i960/i960.c: Similarly.
14424 * i960/i960.h: Similarly.
14425 * ia64/ia64-protos.h: Similarly.
14426 * ia64/ia64.c: Similarly.
14427 * ia64/ia64.h: Similarly.
14428 * m32r/m32r-protos.h: Similarly.
14429 * m32r/m32r.c: Similarly.
14430 * m32r/m32r.h: Similarly.
14431 * m68hc11/m68hc11-protos.h: Similarly.
14432 * m68hc11/m68hc11.c: Similarly.
14433 * m68hc11/m68hc11.h: Similarly.
14434 * m68k/crds.h: Similarly.
14435 * m68k/dpx2.h: Similarly.
14436 * m68k/m68k-protos.h: Similarly.
14437 * m68k/m68k.c: Similarly.
14438 * m68k/m68k.h: Similarly.
14439 * m68k/news.h: Similarly.
14440 * m88k/m88k-protos.h: Similarly.
14441 * m88k/m88k.c: Similarly.
14442 * m88k/m88k.h: Similarly.
14443 * mips/mips-protos.h: Similarly.
14444 * mips/mips.c: Similarly.
14445 * mips/mips.h: Similarly.
14446 * ns32k/merlin.h: Similarly.
14447 * ns32k/ns32k.c: Similarly.
14448 * ns32k/ns32k.h: Similarly.
14449 * ns32k/tek6000.h: Similarly.
14450 * pa/pa-protos.h: Similarly.
14451 * pa/pa.c: Similarly.
14452 * pa/pa.h: Similarly.
14453 * pdp11/2bsd.h: Similarly.
14454 * pdp11/pdp11-protos.h: Similarly.
14455 * pdp11/pdp11.c: Similarly.
14456 * pdp11/pdp11.h: Similarly.
14457 * romp/romp-protos.h: Similarly.
14458 * romp/romp.c: Similarly.
14459 * romp/romp.h: Similarly.
14460 * rs6000/rs6000-protos.h: Similarly.
14461 * rs6000/rs6000.c: Similarly.
14462 * rs6000/rs6000.h: Similarly.
14463 * rs6000/sysv4.h: Similarly.
14464 * sh/sh-protos.h: Similarly.
14465 * sh/sh.c: Similarly.
14466 * sh/sh.h: Similarly.
14467 * sparc/sparc-protos.h: Similarly.
14468 * sparc/sparc.c: Similarly.
14469 * sparc/sparc.h: Similarly.
14470 * vax/vax.c: Similarly.
14471 * vax/vax.h: Similarly.
14472 * vax/vms.h: Similarly.
14473 * we32k/we32k.c: Similarly.
14474 * we32k/we32k.h: Similarly.
14476 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
14478 * basic-block.h (first_insn_after_basic_block_note): Declare.
14479 * flow.c (first_insn_after_basic_block_note): Define. Moved
14481 * ssa.c (first_insn_after_basic_block_note): Remove.
14482 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
14484 (ssa_eliminate_dead_code): Properly update the CFG and PHI
14485 nodes when we find a dead conditional branch. Insert BARRIERs
14486 after any blocks with no successors, but which do not have
14489 2001-07-06 Zack Weinberg <zackw@stanford.edu>
14491 * varray.c (varray_check_failed): Use internal_error.
14493 2001-07-05 Andrew Haley <aph@redhat.com>
14495 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
14496 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
14497 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
14499 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
14501 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
14502 reference if the target constant is also a SYMBOL_REF.
14504 2001-07-05 Eric Christopher <echristo@redhat.com>
14506 * config/mips/mips.h (MASK_MIPS3900): Remove.
14507 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
14508 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
14509 (TARGET_MIPS3900): Change to use mips_arch.
14510 (TARGET_MIPS4000): New.
14511 (TARGET_MIPS4100): New.
14512 (TARGET_MIPS4300): New.
14513 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
14514 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
14516 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
14517 (ISA_HAS_BRANCHLIKELY): To here.
14518 (CC1_CPU_SPEC): New.
14519 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
14520 (mips_arch_string): Declare.
14521 (mips_arch): Declare.
14522 (TARGET_OPTIONS): Add -march and -mtune.
14524 * config/mips/mips.c (mips_arch_string): New.
14526 (override_options): Handle -march for codegen and -mtune
14527 for scheduling. Use mips_arch. Move tx39 target default here.
14528 (mips_parse_cpu): Move error message to override_options.
14530 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
14532 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
14534 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
14535 (MIPS Options): Ditto. Change mcpu entry to historical text.
14537 2001-07-05 H.J. Lu (hjl@gnu.org)
14539 * config/mips/mips.c (mips_parse_cpu): New function to parse
14542 2001-07-05 Jim Wilson <wilson@redhat.com>
14544 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
14545 * config/ia64/t-ia64: Likewise.
14546 (LIB1ASMFUNCS): Update comment.
14548 2001-07-05 David Edelsohn <edelsohn@gnu.org>
14550 * doc/install.texi (Install GCC: Binaries): Fix typo.
14552 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
14554 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
14555 reference using the stack pointer, adjust it since we push Y
14557 ("*ashrsi3"): Likewise.
14558 ("*lshrsi3"): Likewise.
14560 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
14562 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
14563 when -fomit-frame-pointer is used.
14565 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
14567 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
14568 (try_redirect_by_replacing_jump): Reverse updating properly the
14569 count and frequency information. Reverse removing cc0 setter.
14570 (forwarder_block_p): Reverse fixing for fallthru blocks.
14572 2001-07-05 DJ Delorie <dj@redhat.com>
14574 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
14575 (translate_options): If the above is defined, use it to map
14576 given options to new options.
14577 * doc/tm.texi: Document it.
14579 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
14580 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14582 * doc/invoke.texi (Optimize Options): Document that -fgcse may
14583 cause programs using computed gotos to run more slowly.
14585 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14587 * doc/install.texi (Specific): Markup, spelling and typo fixes.
14589 Consistently require binutils 2.11.2, not prereleases.
14590 (Specific, decstation-*): Canonicalize as mips-dec-*.
14591 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
14593 (Specific, m68k-altos): Removed reference to README.altos, deleted.
14594 (Specific, mips-*): Reword MIPS C compiler requirements.
14595 (Specific, powerpc*-*-*): New, mention --with-cpu once.
14596 (Specific, sunv5): Removed, obsolete.
14598 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
14600 * dwarf2out.c (output_loc_list): Use an all ones mask for
14601 .text asm output and don't rely on long long
14602 literals. Reformat some long lines.
14604 2001-07-05 Andreas Jaeger <aj@suse.de>
14606 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
14609 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
14611 * dwarf2out.c (dwarf2out_define): Update comment.
14612 (dwarf2out_undef): Ditto.
14613 (dwarf2out_start_source_file): Ditto.
14614 (dwarf2out_end_source_file): Ditto.
14615 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
14616 since we never call the start/end debug hook for the primary file.
14618 2001-07-04 Kazu Hirata <kazu@hxi.com>
14620 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
14623 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
14625 * cppinit.c (remove_dup_dirs): Inform if a system include
14626 directory is being reordered.
14627 * doc/invoke.texi (Directory Options): GCC warns if you hide a
14629 * doc/cpp.texi (Search Paths): Likewise.
14630 * doc/gcc.texi (Interoperation): Remove information about
14633 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
14635 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
14636 (VARRAY_TOP_CHAR_PTR): Likewise.
14638 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14640 * gcc.c (process_command): Don't assign elements of a const char*.
14642 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14644 * emit-rtl.c (change_address): Don't abort if invalid address while
14645 reload is in progress.
14647 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
14649 * c-lex.c (cb_file_change): Pass line number to
14650 debug_start_source_file.
14651 (cb_undefine): Pass correct line number to debug_undef.
14653 * toplev.c (debug_start_source_file): Add line number to
14654 parameters. Pass it along to dwarf2out_start_source_file.
14655 (decode_g_option): Stop resetting debug level back to normal when
14656 we change debug formats, unless the current level is
14657 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
14660 * toplev.h (debug_start_source_file): Add line number to
14663 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
14666 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
14668 Output debug_macinfo data for starting file if requested.
14669 (dwarf2out_end_source_file): Output debug_macinfo data for ending
14671 (dwarf2out_define): Output debug_macinfo data for defining a macro
14673 (dwarf2out_undef): Output debug_macinfo data for undefining a
14674 macro if requested.
14675 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
14676 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
14677 (macinfo_section_label): New. DWARF2 macro info section label.
14678 (dwarf2out_init): If we want macro info, output the start label
14680 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
14681 attribute to the compilation unit die pointing to the macro info.
14683 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
14685 * dwarf2out.c (new_loc_list): Move to inside #ifdef
14686 DWARF2_DEBUGGING_INFO.
14687 (add_loc_descr_to_loc_list): Ditto.
14688 (output_loc_list): Ditto.
14689 Also, fix thinko in curr not being initialized.
14690 (gen_internal_sym): Ditto.
14692 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14694 * emit-rtl.c (replace_equiv_address): New function.
14695 * expr.h (replace_equiv_address): New declaration.
14696 * explow.c (validize_mem): Call it instead of change_address and
14697 also call if -fforce-addr and address is constant.
14698 * expr.c: Replace more calls to change_address with adjust_address
14699 and/or replace_equiv_address or to validize_mem.
14700 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
14701 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
14702 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
14703 * config/i370/i370.md, config/i860/i860.md: Likewise.
14704 * config/i960/i960.md, config/mips/mips.c: Likewise.
14705 * config/mips/mips.md, config/pa/pa.md: Likewise.
14706 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
14707 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
14709 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14711 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
14713 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
14716 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
14718 * doc/include: New directory.
14719 * doc/fdl.texi: Move to doc/include/fdl.texi.
14720 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
14721 * doc/include/funding.texi, doc/include/gpl.texi: New files.
14722 * doc/gcc.texi: Use funding.texi and gpl.texi.
14723 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
14724 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
14725 Update dependencies and use -I $(docdir)/include.
14727 2001-07-04 Anthony Green <green@redhat.com>
14729 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
14731 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14733 * doc/install.texi (sparc64-*-*): Remove garbage.
14735 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
14737 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
14738 Fix typo in last change to use adjust_address.
14740 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14742 * doc/install.texi (Specific): Update information for *-*-solaris*.
14744 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14746 * explow.c (plus_constant_wide): Reinitialize Y for restart.
14748 2001-07-03 Stan Shebs <shebs@apple.com>
14750 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
14751 case for flag_no_mach_text_sections.
14752 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
14753 * config/darwin.c (flag_no_mach_text_sections): Remove.
14754 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
14756 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14758 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
14759 and avoid checking for constant as first operand.
14760 * recog.c (find_constant_term_loc): No longer static.
14761 (adj_offettable_operand): Delete.
14762 * rtl.h (adj_offsettable_operand): Delete declaration.
14763 (find_constant_term): Add declaration.
14764 * caller-save.c: Replace calls to adj_offsettable_operand with calls
14766 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
14767 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
14768 * config/i386/i386.c, config/i386/i386.md: Likewise.
14769 * config/i860/i860.c, config/i960/i960.c: Likewise.
14770 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
14771 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
14772 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
14773 * config/mips/mips.c, config/mips/mips.md: Likewise.
14774 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
14775 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
14776 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
14777 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
14778 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
14779 * config/ns32k/ns32k.md: Likewise.
14781 2001-07-03 Zack Weinberg <zackw@stanford.edu>
14783 * rtl.c (copy_rtx): Handle 'T' format letter.
14784 * gensupport.c (collect_insn_data): Likewise.
14785 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
14787 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
14789 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
14790 -B option. Use 'dir' not 'foo' as example directory name.
14792 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14794 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
14795 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
14797 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
14799 * doc/cppinternals.texi: Improve formatting and logical markup.
14801 2001-07-03 Andreas Jaeger <aj@suse.de>
14803 * Makefile.in (insn-recog.o): Add dependency on reload.h.
14805 * genrecog.c (write_header): Include reload.h for prototypes in
14808 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
14811 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
14812 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
14813 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
14814 i386_pe_valid_type_attribute_p): Add.
14815 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
14816 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
14818 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14820 * explow.c (plus_constant_wide, case LO_SUM): New case.
14821 (plus_constant_for_output_wide): Delete.
14822 * rtl.h (plus_constant_for_output): Delete.
14823 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
14824 instead of plus_constant_for_output.
14825 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
14826 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
14827 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
14828 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
14829 * config/sparc/sparc.md: Likewise.
14830 Convert some change_address calls to adjust_address.
14832 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
14834 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
14835 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
14836 documentation of -std and -Wwrite-strings.
14838 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
14840 * cse.c (canon_hash): Don't register registers in very small
14841 register classes, as extending their lifetime might cause
14844 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
14846 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
14848 * flow.c (forwarder_block_p): Fix for fallthru blocks.
14849 (try_redirect_by_replacing_jump): Update properly the count
14850 and frequency information.
14852 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
14854 * toplev.c (dump_file_index): Move SSA dumps just after first
14856 (dump_file): Corresponding changes.
14857 (rest_of_compilation): Move SSA path to just after the first
14859 * doc/gcc.texi (Passes): Update due to movement of SSA path.
14860 * doc/invoke.texi: Update dump file #s as they were completely
14861 out of date with reality.
14863 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
14865 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
14867 * expr.c (emit_move_insn_1): Deal with non-default
14870 * expr.c (emit_single_push_insn): Fix warning.
14872 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
14874 * expr.c (emit_move_insn_1): Avoid modifying
14875 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
14877 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14879 * emit-rtl.c (adjust_address): New function.
14880 * expr.h (adjust_address): Add declaration.
14881 * builtins.c: Replace some calls to change_address with calls to it
14882 or to validize_mem.
14883 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
14884 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
14885 * config/arm/arm.c, config/convex/convex.c: Likewise.
14886 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
14887 * config/i386/i386.c, config/i386/i386.md: Likewise.
14888 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
14889 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
14890 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
14891 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
14892 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
14894 2001-07-02 Jim Wilson <wilson@redhat.com>
14896 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
14898 2001-07-02 Steve Ellcey <sje@cup.hp.com>
14900 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
14901 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
14903 2001-07-02 Zack Weinberg <zackw@stanford.edu>
14905 * cppinit.c (lang_defaults): New table.
14906 (set_lang): Just read from lang_defaults into the live options
14909 2001-07-02 Zack Weinberg <zackw@stanford.edu>
14911 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
14912 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
14913 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
14915 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14917 * doc/install.texi: Various spelling and markup fixes.
14918 (Installing GCC): Component specific installation instructions are
14921 Warn about removing old install dir in the presence of shared libs.
14922 (Configuration): Invoke with options target to match configure
14924 Consistently refer to gas, gld pathnames.
14925 Invert --enable-multilib documentation.
14926 Remove references to old compiler versions.
14928 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14930 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
14932 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14934 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
14936 (Specific, mips*-sgi-irix5): Note IDO download.
14937 Reworded MIPS C hints.
14938 Use GNU as instead of GAS.
14940 Removed SGI Freeware reference, IRIX 6 only.
14941 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
14942 Note N64 library requirement/workaround.
14944 Complete list of structure passing bug victims.
14946 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
14948 * doc/install.texi: Remove CVS Id.
14950 2001-07-02 Andreas Jaeger <aj@suse.de>
14952 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
14953 (find_inherently_necessary): Remove unused variable.
14955 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
14957 * c-common.h (TDI_inlined): New ast dump phase.
14958 (dump_flag_name): New function.
14959 * c-dump.c (dump_files): Add inlined phase.
14960 (dump_flag_name): Define.
14961 * doc/invoke.texi (-fdump-ast-inlined): Document.
14963 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14965 * stor-layout.c (layout_decl): Revert change to handling of alignment
14968 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14970 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
14973 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
14975 * doc/tm.texi (FUNCTION_ARG): Document that the last call
14978 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
14980 * tlink.c (recompile_files): Remove COMPILER_PATH and
14981 LIBRARY_PATH from the environment.
14983 2001-07-01 Zack Weinberg <zackw@stanford.edu>
14985 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
14986 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
14988 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
14990 * c-parse.in (OBJC_STRING): Kill.
14991 (objc_string): Decompose to [objc_string] '@' STRING.
14992 (reswords): Take the leading '@' off all the Objective C keywords.
14993 (objc_rid_sans_at): Kill.
14994 (init_reswords): Don't initialize it.
14995 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
14996 (_yylex): Kill reconsider label. Look ahead one token after
14997 an '@'; if we get an identifier, check whether it's an
14998 Objective C @-keyword. If so, return the keyword. Otherwise,
14999 put back the token and return the '@' as a terminal.
15001 * cpplib.c (lex_macro_node): Remove unnecessary check for
15002 leading '@' on identifier. Clarify control flow and commentary.
15004 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15006 * cse.c (new_label_ref): Variable deleted.
15007 (insert): Remove set of new_label_ref.
15008 (check_for_label_ref): New function.
15009 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
15011 See ChangeLog.5 for earlier changes.