1 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
3 * c-lex.c (lex_string): Let cpp_parse_escape handles truncation
5 (lex_charconst): Update for change in prototype of
6 cpp_interpret_charconst. Extend from cppchar_t to HOST_WIDE_INT
8 * cpphash.h (BITS_PER_CPPCHAR_T): New.
9 * cppinit.c (cpp_create_reader): Initialize them for no
11 (cpp_post_options): Add sanity checks.
12 * cpplex.c (cpp_parse_escape): Handle precision, sign-extension
13 and truncation issues. Calculate in type cppchar_t.
14 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Remove.
15 (cpp_interpret_charconst): Calculate in type cppchar_t. Handle
16 run-time dependent precision correctly. Return whether the
17 result is signed or not.
18 * cpplib.c (dequote_string): Use cppchar_t; update.
19 * cpplib.h (cppchar_signed_t): New.
20 struct cpp_options): New precision members.
21 (cpp_interpret_charconst, cpp_parse_escape): Update prototypes.
23 2002-05-03 David S. Miller <davem@redhat.com>
25 * config/sparc/sparc-protos.h (sparc_rtx_costs): New.
26 * config/sparc/sparc.c (sparc_rtx_costs): New function
27 implementing RTX_COSTS and CONST_COSTS.
28 * config/sparc/sparc.h (CONST_COSTS): Delete.
29 (RTX_COSTS_CASES): Define.
30 (RTX_COSTS): Expand RTX_COSTS_CASES and use sparc_rtx_costs to do
33 * config/sparc/sparc.md (DFA schedulers): Split out...
34 * config/sparc/cypress.md, config/sparc/hypersparc.md,
35 config/sparc/sparclet.md, config/sparc/supersparc.md,
36 config/sparc/ultra1_2.md, config/sparc/ultra3.md: ... into here.
38 * config/sparc/sparc.c (LEAF_REGISTERS): Do not do ifdef
39 checks on it, always defined for Sparc.
41 * config/sparc/sparc.h (REG_ALLOC_ORDER, REG_LEAF_ALLOC_ORDER):
42 Tweak, and add more detailed comments.
44 2002-05-03 Zack Weinberg <zack@codesourcery.com>
46 * Re-apply patch accidentally reverted with
47 DFA scheduler merge: remove all rules and variables to slurp
48 source files out of libiberty and rebuild them with HOST_CC.
49 ($(HOST_PREFIX_1)varray.o): New rule.
50 (genattrtab rule): Word wrap.
52 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
54 * config/i386/netbsd64.h (CPP_LP64_SPEC): Define.
55 (CPP_SUBTARGET_SPEC): Define.
56 (SUBTARGET_EXTRA_SPECS): Redefine, adding cpp_lp64 and
58 (CPP_SPEC): Redefine to include %(cpp_subtarget).
60 2002-05-03 David S. Miller <davem@redhat.com>
62 * target-defs.h (TARGET_SCHED_CYCLE_DISPLAY): Delete.
63 * target.h (struct gcc_target): Delete cycle_display member.
65 * config/ia64/ia64.c (ia64_emit_insn_before): Put it back.
66 (rtx_needs_barrier): Delete reference to cycle_display unspec.
67 (ia64_sched_reorder2): Mention need for cycle display handling
68 once such notes exist.
70 2002-05-03 Richard Henderson <rth@redhat.com>
72 * real.c (etoasc): Strip most trailing zeros for clarity.
73 * sched-vis.c: Include real.h.
74 (print_value): Use REAL_VALUE_TO_DECIMAL as needed.
75 * Makefile.in (sched-vis.o): Add real.h.
77 2002-05-03 David S. Miller <davem@redhat.com>
79 * haifa-sched.c (rank_for_schedule): Revert 2002-05-02 change,
82 2002-05-03 Aldy Hernandez <aldyh@redhat.com>
84 * config/rs6000/rs6000.c (altivec_expand_binop_builtin): Error out
85 when we get an out of range literal.
86 (altivec_expand_ternop_builtin): Same.
87 (altivec_expand_unop_builtin): Same.
88 (altivec_expand_builtin): Same, for dss.
89 (altivec_expand_builtin): Use trees instead of rtl when
90 determining literal argument validity.
92 2002-05-03 David S. Miller <davem@redhat.com>
94 Delete cycle display scheduling hook.
95 * config/ia64/ia64.c (ia64_cycle_display,
96 TARGET_SCHED_CYCLE_DISPLAY, ia64_emit_insn_before): Delete.
97 (ia64_sched_reorder2): Don't check for CODE_FOR_cycle_display
98 and use emit_insn_before instead of ia64_emit_insn_before.
99 * config/ia64/ia64.md (unspec usage): Delete cycle display.
100 (cycle_display): Delete insn pattern.
101 * config/sparc/sparc.md (unspec usage): Delete cycle display.
102 (cycle_display): Delete insn pattern.
103 * config/sparc/sparc.c (sparc_cycle_display,
104 TARGET_SCHED_CYCLE_DISPLAY): Delete.
105 * doc/md.texi (cycle_display): Don't mention.
106 * doc/tm.texi (TARGET_SCHED_CYCLE_DISPLAY): Likewise.
108 2002-05-03 Richard Henderson <rth@redhat.com>
110 * recog.c (store_data_bypass_p, if_test_bypass_p): New.
111 * recog.h: Declare them.
113 * config/sparc/sparc.c (ultrasparc_store_bypass_p): Remove.
114 * config/sparc/sparc.md: Use store_data_bypass_p instead.
115 * config/sparc/sparc-protos.h: Update.
117 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
119 * config/sparc/netbsd-elf.c (CPP_SUBTARGET_SPEC64): Remove
120 -D__arch64__. Add -D_LP64.
121 (CPP_ARCH32_SPEC): Redefine to match the non-bi-arch version
123 (CPP_ARCH64_SPEC): Likewise.
124 (NO_BUILTIN_PTRDIFF_TYPE): Undef.
125 (NO_BUILTIN_SIZE_TYPE): Undef.
127 2002-05-03 Vladimir Makarov <vmakarov@redhat.com>
129 * genautomata.c (min_issue_delay_pass_states): Change return type
131 (min_issue_delay_pass_states): Change the algorithm.
132 (min_issue_delay): Set up min_insn_issue_delay for the state.
133 (output_min_issue_delay_table): Interchange the nested loops and
134 and initiate min_insn_issue_delay for states.
136 Fri May 3 22:59:15 CEST 2002 Jan Hubicka <jh@suse.cz>
138 * cfgcleanup.c (try_optimize_cfg): Call merge_block only when
141 Fri May 3 22:53:37 CEST 2002 Jan Hubicka <jh@suse.cz>
143 * i386.c (expand_movstr, expand_clrstr): Fix inline-all-stringops
146 2002-05-03 Richard Henderson <rth@redhat.com>
149 * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
150 noce_try_store_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
151 noce_try_cmove_arith, noce_try_minmax, noce_try_abs): Insert new
152 code before JUMP, not EARLIEST.
154 2002-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
156 * c-format.c (check_format_info_main): Don't check for presence of
157 parameter for * width until after operand number has been read,
158 and only check for it if format parameters are available.
161 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
163 * config/alpha/netbsd.h (CPP_PREDEFINES): Add -D_LP64.
164 (LINK_SPEC): Undef before defining.
166 2002-05-03 Jakub Jelinek <jakub@redhat.com>
169 * tradcpp.c (fixup_newlines): New.
170 (main, finclude): Use it.
172 2002-05-03 Richard Sandiford <rsandifo@redhat.com>
174 * config/mips/elf64.h (UNIQUE_SECTION): Use mips_unique_section.
175 * config/mips/mips.c (mips_unique_section): Strip encoding from
178 2002-05-03 Jakub Jelinek <jakub@redhat.com>
180 * config/i386/i386.c (ix86_expand_int_movcc): Truncate to proper
183 2002-05-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
185 * doc/install.texi (Installing): Mention GCC 3.1 buildstats.
186 (Specific): Removed buildstats references.
187 (Specific, hppa*-hp-hpux11): Adjust for GCC versions > 3.0.
188 (Specific, sparc-sun-solaris2*): Update 64-bit hints for GCC 3.1.
189 Accomodate Solaris versions beyond 8.
190 (Specific, sparc-sun-solaris2.7): Update as path for GCC 3.1.
191 (Specific, *-*-solaris2.8): Removed, obsolete.
193 2002-05-03 Jakub Jelinek <jakub@redhat.com>
196 * config/sparc/sparc.h (leaf_reg_remap): Remove const.
197 (CONDITIONAL_REGISTER_USAGE): For TARGET_FLAT make
198 fill leaf_reg_remap with identity.
199 * config/sparc/sparc.c (leaf_reg_remap): Remove const.
201 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
203 * config/h8300/crti.asm: Remove trailing spaces.
204 * config/h8300/h8300.c: Likewise.
205 * config/h8300/lib1funcs.asm: Likewise.
207 2002-05-02 Jason Merrill <jason@redhat.com>
209 * defaults.h (BOOL_TYPE_SIZE): Move default here from cp/decl.c.
210 * c-decl.c (c_init_decl_processing): Use it.
211 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Define to INT_TYPE_SIZE.
212 * config/i960/i960.h (BOOL_TYPE_SIZE): Don't define.
213 * config/mcore/mcore.h (BOOL_TYPE_SIZE): Don't define.
215 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
217 * regrename.c: Fix formatting.
220 Fri May 3 13:34:43 CEST 2002 Jan Hubicka <jh@suse.cz>
222 * i386.md (attribute memory): Handle compares properly.
224 Fri May 3 10:51:38 CEST 2002 Jan Hubicka <jh@suse.cz>
226 * i386.md (sse_clrsf, sse_clrsi): Set memory attribute
229 2002-05-02 Kazu Hirata <kazu@cs.umass.edu>
231 * function.c: Fix formatting.
233 2002-05-02 Jan Hubicka <jh@suse.cz>
235 * haifa-sched.c (schedule_insn): Print table of instructions and
237 (sched_block): Do not print ready list at verbosity level 1.
238 * sched-vis.c (print_insn): Make global.
239 * sched-ebb.c (ebb_print_insn): Rename from...
240 (print_insn): ... this one.
241 * sched-int.h (print_insn): Declare
243 2002-05-02 Richard Henderson <rth@redhat.com>
245 * haifa-sched.c (rank_for_schedule): Skip past last_scheduled_insn
246 emitted by cycle_display.
248 2002-05-02 Loren J. Rittle <ljrittle@acm.org>
250 * doc/install.texi (*-*-freebsd*): Update to latest status.
252 2002-05-02 Jakub Jelinek <jakub@redhat.com>
255 * config.gcc (sparc*-*-solaris2*): Set float_format to i128.
256 * config/float-sparc.h: Assume 128-bit long double if
257 __LONG_DOUBLE_128__ is defined.
259 2002-05-02 Vladimir Makarov <vmakarov@redhat.com>
261 * genattrtab.c (write_function_unit_info): Add a dummy element
264 2002-05-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
266 * predict.c: (propagate_freq, estimate_bb_frequencies): Use
267 TYPE_MODE (double_type_node) instead of DFmode.
269 Thu May 2 19:50:04 CEST 2002 Jan Hubicka <jh@suse.cz>
271 * cfgrtl.c (try_redirect_by_replacing_jump): Do not kill computed
273 * toplev.c (rest_of_compilation): Revert Richard's patch.
275 2001-05-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
277 * pa/x-ada (ADA_CFLAGS): Rename to X_ADA_CFLAGS.
279 2002-05-02 Catherine Moore <clm@redhat.com>
281 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Change r5 to r20.
283 2002-05-02 Kazu Hirata <kazu@hxi.com>
285 * combine.c: Fix comment typos.
287 * genautomata.c: Likewise.
291 2002-05-02 Joseph S. Myers <jsm28@cam.ac.uk>
293 * doc/install.texi: State GNAT version requirements.
295 2002-05-02 Nick Clifton <nickc@cambridge.redhat.com>
297 * config/fr30/fr30.h (GO_IF_LEGITIMATE_ADDRESS): Accept any form
298 of the frame pointer or arg pointer register which strict register
299 checking is not enabled.
301 2002-05-02 Aldy Hernandez <aldyh@redhat.com>
303 * gcc.dg/altivec-8.c: New.
305 * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
306 PRE_INC and PRE_DEC for altivec modes.
308 2002-05-01 Bruce Korb <bkorb@gnu.org>
310 * fixinc/check.tpl(set-writable): make sure the function exists first
311 * fixinc/inclhack.def(alpha_assert): fix test_text
312 * fixinc/tests/base/assert.h: add in missing result
314 2002-05-01 Jeff Law <law@redhat.com>
316 * pa.h (EXTRA_CONSTRAINT): Don't accept PIC addresses for the
319 2002-05-01 Joel Brobecker <brobecker@gnat.com>
321 * dbxout.c (dbxout_type): Emit size information for range types,
322 as well, but only when using GDB extensions.
324 2002-05-01 Richard Henderson <rth@redhat.com>
326 * configure.in (HAVE_GAS_HIDDEN): Replace SPARC feature test with
327 target-independent gnu binutils date test.
329 2002-05-01 Richard Henderson <rth@redhat.com>
331 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Emit dump
332 info before expunging the block.
334 2002-05-01 Jakub Jelinek <jakub@redhat.com>
336 * cppinit.c (cpp_handle_option) [-dM]: Don't set no_output here...
337 (cpp_post_options): ...but here. Disable -dD, -dN and -dI when
338 -M -or -MM is in effect.
340 2002-05-01 Zack Weinberg <zack@codesourcery.com>
342 * config.gcc: Correct test of --enable-obsolete. Obsolete all
344 * doc/install.texi: Update to match.
346 2002-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
349 * varasm.c (globalize_decl): Compare DECL_ASSEMBLER_NAME to check
350 for duplicates. Always loop over whole list.
352 Wed May 1 10:32:37 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
354 * reload.c (find_reloads, case 'p'): Set BADOP to 0.
356 2002-05-01 Joel Sherrill <joel@OARcorp.com>
358 * config/sparc/t-elf (sparc-rtems, sparc-elf): Build assembly
361 2002-05-01 Joel Sherrill <joel@OARcorp.com>
363 * config/arm/rtems-elf.h: Add #undef TARGET_VERSION to prevent warning.
365 2002-05-01 David Edelsohn <edelsohn@gnu.org>
367 * rs6000.md (abssi2_nopower): Convert to define_insn_and_split.
368 (nabs_nopower): Same.
369 (floatdisf2): New pattern.
370 (absdi2): Convert to define_insn_and_split.
375 (fix_trunctfdi2): Same.
376 (fix_trunctfsi2): Same.
378 2002-05-01 Joseph S. Myers <jsm28@cam.ac.uk>
380 * doc/install.texi: Update Texinfo version requirement
383 2002-05-01 Jakub Jelinek <jakub@redhat.com>
385 PR target/6512, PR target/5628
386 * config/sparc/sparc.md (movdf_insn_v9only_novis): Don't allow >= %f32
387 when memory is not aligned.
388 (movdf_insn_v9only_vis): Likewise.
389 * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS): Request a FP_REGS
390 temporary for EXTRA_FP_REGS DFmode load from unaligned memory.
391 (SECONDARY_OUTPUT_RELOAD_CLASS): Similarly.
393 2002-05-01 Aldy Hernandez <aldyh@redhat.com>
395 * gcc.dg/altivec-7.c: New.
397 * config/rs6000/altivec.h: Cleanup.
399 2002-04-30 Aldy Hernandez <aldyh@redhat.com>
401 * doc/invoke.texi (Option Summary): Add -mvrsave=.
402 (RS/6000 and PowerPC Options): Document -mvrsave=.
404 * config/rs6000/rs6000.c (rs6000_altivec_vrsave): New global.
405 (rs6000_altivec_vrsave_string): Same.
406 (rs6000_override_options): Call rs6000_parse_vrsave_option.
407 (rs6000_parse_vrsave_option): New.
408 (rs6000_stack_info): Only generate vrsave instructions when
409 TARGET_ALTIVEC_VRSAVE.
411 * config/rs6000/rs6000.h (TARGET_OPTIONS): Add -mvrsave= option.
412 (rs6000_altivec_vrsave_string): Define extern.
413 (rs6000_altivec_vrsave): Same.
414 (TARGET_ALTIVEC_VRSAVE): New.
416 2002-04-30 Richard Henderson <rth@redhat.com>
419 * toplev.c (rest_of_compilation): Don't run cross-jump before
422 2002-04-30 Tom Rix <trix@redhat.com>
424 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Sanity
425 check which_alternative.
427 2002-04-30 Kazu Hirata <kazu@hxi.com>
429 * cpplex.c: Fix comment formatting.
430 * function.c: Likewise.
431 * integrate.c: Likewise.
432 * regrename.c: Likewise.
433 * sibcall.c: Likewise.
434 * simplify-rtx.c: Likewise.
435 * tree-inline.c: Likewise.
437 2002-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
439 * config.gcc (hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-rtems*,
440 hppa1.0-*-osf*, hppa1.1-*-bsd*, hppa1.1-*-hpux10*, hppa2*-*-hpux10*,
441 hppa1.0-*-hpux10*, hppa*64*-*-hpux11*, hppa1.1-*-hpux11*,
442 hppa2*-*-hpux11*, hppa1.0-*-hpux11*, hppa*-*-lites*): Define xmake_file.
443 * pa/t-linux, pa/t-pa, pa/t-pa64, t-pro (T_ADAFLAGS): Delete.
444 * pa/x-ada: New file. Define ADA_CFLAGS.
446 2002-04-30 Hans-Peter Nilsson <hp@bitrange.com>
448 * config/mmix/mmix.h (MMIX_LAST_STACK_REGISTER_REGNUM): Renamed
449 from MMIX_LAST_REGISTER_FILE_REGNUM.
450 (NO_IMPLICIT_EXTERN_C): Remove cryptic obsolete comment.
451 (struct machine_function): New member highest_saved_stack_register
452 previously static variable in mmix.c.
453 (MACHINE_DEPENDENT_REORG): Define.
454 * config/mmix/mmix.c (highest_saved_stack_register): Deleted.
455 (MMIX_OUTPUT_REGNO): New.
456 (mmix_target_asm_function_prologue): Move calculation of last used
457 saved-stack-register into...
458 (mmix_machine_dependent_reorg): New function. Update to also handle
460 (mmix_print_operand): Apply MMIX_OUTPUT_REGNO when emitting
461 register names, simplify somewhat by new variable regno.
462 <case 'p'>: Remove fixed FIXME. Always emit highest used saved
464 (mmix_print_operand_address): Apply MMIX_OUTPUT_REGNO when
465 emitting register names.
466 (mmix_asm_output_reg_push, mmix_asm_output_reg_pop): Ditto.
467 (mmix_dbx_register_number): Apply MMIX_OUTPUT_REGNO here too.
469 * config/mmix/mmix-protos.h (mmix_machine_dependent_reorg):
472 * config/mmix/mmix.md ("divmoddi4"): Update head comment.
474 2002-04-30 Richard Henderson <rth@redhat.com>
476 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
477 emit_soft_tfmode_binop, emit_soft_tfmode_unop, emit_soft_tfmode_cvt,
478 emit_hard_tfmode_operation, emit_tfmode_binop, emit_tfmode_unop,
479 emit_tfmode_cvt): New.
480 * config/sparc/sparc.md (extendsftf2, extenddftf2, trunctfsf2,
481 trunctfdf2, floatsitf2, floatunssitf2, floatditf2, floatunsditf2,
482 fix_trunctfsi2, fixuns_trunctfsi2, fix_trunctfdi2, fixuns_trunctfdi2,
483 addtf3, subtf3, multf3, divtf3, sqrttf2): Use them.
484 * config/sparc/sparc-protos.h: Update.
486 2002-04-30 Janis Johnson <janis187@us.ibm.com>
488 * install.texi (Final install): Add to the list of info to include
489 in a report of a successful bootstrap, and add link to 3.1 list.
491 Tue Apr 30 19:15:36 CEST 2002 Jan Hubicka <jh@suse.cz>
493 * i386.md (type): Add new SSE/MMX subtypes, remove usused fop1.
494 (mode): Add vector modes
495 (i387): Kill attribute.
496 (unit): New attribute.
497 (length_immediate): Grok new types.
498 (prefix_data16, prefix_rep, prefix_0f): Fix for SSE/MMX.
500 (memory): Handle MMX/SSE properly.
501 (scheduling descriptions): Kill uses of fop1.
502 (sse, mmx, fp patterns): Set type and mode properly.
504 Tue Apr 30 09:31:59 2002 Jeffrey A Law (law@cygnus.com)
506 * pa.c (override_options): Default to PA8000 scheduling.
507 * doc/invoke.texi (HP-PA options): Mention newly added 7300
508 scheduling parameter.
510 * pa.md (7100lc, 7200, 7300 scheduling): Slightly refine
511 handling of double precision multiplies.
513 * pa.md (7100lc, 7200, 7300 scheduling): Refine handling of
514 fpdiv and fpsqrt instructions.
515 (7200 & 7300 scheduling): Fix typo in handling of
516 store-load and store-store penalties.
518 2002-04-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
520 * doc/contrib.texi (Contributors): Use MIPS instead of Mips and
521 mips. Add two missing commas.
523 2002-04-30 Paolo Carlini <pcarlini@unitus.it>
525 * doc/contrib.texi (Contributors): Update Paolo Carlini's
526 and Benjamin Kosnik's entries.
528 2002-04-29 David S. Miller <davem@redhat.com>
530 * config/sparc/sparc.h (BRANCH_COST, PREFETCH_BLOCK,
531 SIMULTANEOUS_PREFETCHES): Tune for UltraSPARC-III.
532 * config/sparc/sparc.md (call + jmp 32-bit peepholes): Likewise.
533 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
535 2002-04-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
537 * combine.c (find_split_point): Use gen_int_mode.
539 2002-04-29 Vladimir Makarov <vmakarov@redhat.com>
541 Merging code from dfa-branch:
543 2002-04-24 Vladimir Makarov <vmakarov@redhat.com>
545 * genautomata.c (output_reserv_sets): Fix typo.
547 2002-04-23 Vladimir Makarov <vmakarov@redhat.com>
549 * genautomata.c (output_reserv_sets): Remove
550 next_cycle_output_flag.
552 Thu Apr 18 08:57:06 2002 Jeffrey A Law (law@redhat.com)
554 * sched-rgn.c (init_ready_list): Make the DFA code handle
555 USE/CLOBBER insns in the same way as the traditional
557 (new_ready): Similarly..
559 2002-04-17 Vladimir Makarov <vmakarov@redhat.com>
561 * haifa-sched.c (schedule_block): Change the DFA state only after
564 Wed Apr 17 15:38:36 2002 Jeffrey A Law (law@redhat.com)
566 * pa.c (hppa_use_dfa_pipeline_interface): New function.
567 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
568 (override_options): Add PA7300 scheduling support.
569 (pa_adjust_cost): Update various comments. Properly
570 handle anti and output dependencies when using the
572 (pa_issue_rate): Add PA7300 scheduling support.
573 (pa_can_combine_p): Call extract_insn before calling
574 constrain_operands (taken from mainline tree).
575 * pa.h (enum processor_type): Add PROCESSOR_PA7300.
576 * pa.md (cpu attr): Add 7300. Rewrite pipeline
577 descriptions using DFA descriptions. Add PA7300
580 2002-03-30 David S. Miller <davem@redhat.com>
582 Add UltraSPARC-III DFA scheduling support.
583 * config/sparc/sparc.md (define_attr type): Add fpcrmove.
584 Update FP conditional move on register insn patterns to use it, as
586 (define_attr cpu): Add ultrasparc3.
587 (define_attr us3load_type): New, update integer load patterns to
588 set it, as appropriate.
589 (define_automaton): Add ultrasparc3_0 and ultrasparc3_1.
590 (rest): Add UltraSPARC3 scheduling description.
591 * config/sparc/sparc.h (TARGET_CPU_ultrasparc3): New.
592 (PROCESSOR_ULTRASPARC3): New.
593 ({ASM,CPP}_CPU64_DEFAULT_SPEC): Handle ultrasparc3.
594 ({ASM,CPP}_CPU_SPEC): Likewise.
595 (REGISTER_MOVE_COST): Likewise.
596 (RTX_COSTS): Likewise.
597 * config/sparc/sparc.c (sparc_override_options,
598 sparc_initialize_trampoline, sparc64_initialize_trampoline,
599 sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
600 sparc_issue_rate): Likewise.
601 * config/sparc/sol2.h: Likewise.
602 * config/sparc/sol2-sld-64.h: Likewise.
603 * config/sparc/linux64.h: Likewise.
605 2002-03-22 Vladimir Makarov <vmakarov@redhat.com>
607 * doc/md.texi: Add comments about usage the latency time for the
608 different dependencies and about case when two or more conditions
609 in different define_insn_reservations returns TRUE for an insn.
611 * doc/md.texi: Add reference for automaton based pipeline
614 2002-03-04 Vladimir Makarov <vmakarov@redhat.com>
616 * doc/passes.texi: Add missed information about genattrtab.
618 2002-03-01 Vladimir Makarov <vmakarov@redhat.com>
620 * genautomata.c (output_automata_list_transition_code): Check
621 automata_list on NULL.
623 2002-02-28 Vladimir Makarov <vmakarov@redhat.com>
625 * genautomata.c (output_insn_code_cases,
626 output_automata_list_min_issue_delay_code,
627 output_automata_list_transition_code,
628 output_automata_list_state_alts_code): Comment the functions.
630 2002-02-22 Vladimir Makarov <vmakarov@redhat.com>
632 * genautomata.c (automata_list_el_t): New typedef.
633 (get_free_automata_list_el,free_automata_list_el,
634 free_automata_list, automata_list_hash, automata_list_eq_p,
635 initiate_automata_lists, automata_list_start, automata_list_add,
636 automata_list_finish, finish_automata_lists,
637 output_insn_code_cases, output_automata_list_min_issue_delay_code,
638 output_automata_list_transition_code,
639 output_automata_list_state_alts_code, add_automaton_state,
640 form_important_insn_automata_lists): New functions and prototypes.
641 (insn_reserv_decl): Add members important_automata_list and
643 (ainsn): Add members important_p.
644 (automata_list_el): New structure.
645 (first_free_automata_list_el, current_automata_list,
646 automata_list_table): New global variables.
647 (create_ainsns): Initiate member important_p.
648 (output_internal_min_issue_delay_func): Generate the switch and
649 call output_insn_code_cases.
650 (output_internal_trans_func, output_internal_state_alts_func):
652 (generate): Call initiate_automata_lists.
653 (automaton_states): New global variable.
654 (expand_automata): Call form_important_insn_automata_lists.
655 (write_automata): Call finish_automata_lists.
657 2002-02-21 Vladimir Makarov <vmakarov@redhat.com>
659 * genautomata.c (add_excls, add_presence_absence): Check that
660 cpu units in the sets belong the same automaton.
662 * rtl.def (EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET): Add comment
663 about that cpu units in the sets belong the same automaton.
665 * doc/md.texi: Ditto.
667 2001-12-20 Naveen Sharma <naveens@noida.hcltech.com>
668 Nitin Gupta <niting@noida.hcltech.com>
670 * config/sh/sh.c (sh_use_dfa_interface): New function.
672 (sh_issue_rate): New Function.
673 TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE: define.
674 TARGET_SCHED_ISSUE_RATE: define.
676 * config/sh/sh.md: Add DFA based pipeline description for SH4.
678 (define_attr insn_class): New attribute used for DFA
680 (define_insn cmpgtsi_t): Set attribute insn_class mt_group.
681 (cmpgesi_t,cmpgtusi_t,cmpgeusi_t,cmpeqsi_t,
682 cmpeqdi_t): Likewise.
684 (add,addc1,addsi3,subc,subc1,*subsi3_internal,
685 negc,negsi2,ashldi3_k,lshrdi3_k,ashrdi3_k): Set insn_class
687 (iorsi3,rotlsi3_1,rotlsi3_31,rotlsi3_16): Likewise.
689 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
691 * haifa-sched.c (queue_to_ready): Remove unnecessary condition for
694 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
696 * genautomata.c (DFA_INSN_CODES_LENGTH_VARIABLE_NAME): New macro.
697 (output_dfa_insn_code_func): Expand dfa_insn_codes if it is
699 (output_dfa_start_func): Initiate new variable insn_codes_length,
700 (write_automata): Output definition of the new variable.
702 2001-10-02 David S. Miller <davem@redhat.com>
704 * haifa-sched.c (advance_one_cycle): New function.
705 (schedule_block): Use it.
706 (queue_to_ready): Use it, and also make sure to advance the DFA
707 state on all stall cycles, not just those where insn_queue links
710 2001-10-02 Richard Sandiford <rsandifo@redhat.com>
712 * haifa-sched.c (max_issue): Remove last_p argument. Only return
713 non-zero if the highest-priority instruction could be scheduled.
714 (choose_ready): Remove last argument from max_issue call.
716 2001-09-28 David S. Miller <davem@redhat.com>
718 * config/sparc/sparc.c (sparc_use_sched_lookahead): Use 4 for
719 ultrasparc and 3 for other multi-issue sparcs.
721 2001-09-27 David S. Miller <davem@redhat.com>
723 * config/sparc/sparc.md (cycle_display): New pattern.
724 * config/sparc/sparc.c (sparc_cycle_display): New.
725 (TARGET_SCHED_CYCLE_DISPLAY): Set it.
727 2001-09-25 David S. Miller <davem@redhat.com>
729 Convert all of Sparc scheduling to DFA
730 * config/sparc/sparc.md: Kill all define_function_unit
731 directives and replace with DFA equivalent.
732 * config/sparc/sparc.c (ultrasparc_adjust_cost,
733 mark_ultrasparc_pipeline_state, ultra_cmove_results_ready_p,
734 ultra_fpmode_conflict_exists, ultra_find_type,
735 ultra_build_types_avail, ultra_flush_pipeline,
736 ultra_rescan_pipeline_state, ultrasparc_sched_reorder,
737 ultrasparc_variable_issue, ultrasparc_sched_init,
738 sparc_variable_issue, sparc_sched_reorder, ultra_code_from_mask,
739 ultra_schedule_insn, ultra_code_names, ultra_pipe_hist,
740 ultra_cur_hist, ultra_cycles_elapsed): Kill.
741 (sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
742 ultrasparc_store_bypass_p): New.
743 * config/sparc/sparc-protos.h (ultrasparc_store_bypass_p):
746 2001-09-24 David S. Miller <davem@redhat.com>
748 * haifa-sched.c (ready_remove): Fix thinko, we want to copy around
749 ready->vec[foo] not ready[foo].
751 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
753 * doc/md.texi: Correct examples for define_insn_reservations
756 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
758 * genautomata.c (create_automata): Print message about creation of
760 (generate): Remove printing meease about creation of
763 2001-09-05 David S. Miller <davem@redhat.com>
765 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
766 * config/sparc/linux64.h: Likewise.
768 2001-08-31 Vladimir Makarov <vmakarov@redhat.com>
770 * haifa-sched.c (insn_cost, schedule_insn, queue_to_ready,
771 schedule_block, sched_init, sched_finish): Add missed calls of
772 use_dfa_pipeline_interface.
774 * sched-rgn.c (init_ready_list, new_ready, debug_dependencies):
777 * sched-vis.c (get_visual_tbl_length): Ditto.
779 2001-08-27 Richard Henderson <rth@redhat.com>
781 * genattr.c (main): Emit state_t even when not doing scheduling.
783 2001-08-27 Richard Henderson <rth@redhat.com>
785 * genautomata.c (expand_automata): Always create a description.
787 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
789 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
790 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
791 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
794 * genattr.c (main): New variable num_insn_reservations. Increase
795 it if there is DEFINE_INSN_RESERVATION. Output automaton based
796 pipeline hazard recognizer interface.
798 * genattrtab.h: New file.
800 * genattrtab.c: Include genattrtab.h.
801 (attr_printf, check_attr_test, make_internal_attr,
802 make_numeric_value): Move protypes into genattrtab.h. Define them
804 (num_dfa_decls): New global variable.
805 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
806 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
807 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
808 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
810 * genautomata.c: New file.
812 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
814 * sched-int.h: (curr_state): Add the external definition for
815 automaton pipeline interface.
816 (haifa_insn_data): Add comments for members blockage and units.
818 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
819 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
820 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
821 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
822 TARGET_SCHED_DFA_POST_CYCLE_INSN,
823 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
824 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
826 (TARGET_SCHED): Use the new macros.
828 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
829 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
830 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
831 dfa_bubble): New members in gcc_target.sched.
833 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
834 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
835 (insn_queue): Redefine it as pointer to array.
836 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
838 (max_insn_queue_index_macro_value): New variable.
839 (curr_state, dfa_state_size, ready_try): New varaibles for
841 (ready_element, ready_remove, max_issue): New function prototypes
842 for automaton interface.
843 (choose_ready): New function prototype.
844 (insn_unit, blockage_range): Add comments.
845 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
846 FUNCTION_UNITS_SIZE == 0.
847 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
848 actual_hazard, potential_hazard): Add comments.
849 (insn_cost): Use cost -1 as undefined value. Remove
850 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
852 (ready_element, ready_remove): New functions for automaton
854 (schedule_insn): Add new code for automaton pipeline interface.
855 (queue_to_ready): Add new code for automaton pipeline interface.
856 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
857 (debug_ready_list): Print newline when the queue is empty.
858 (max_issue): New function for automaton pipeline interface.
859 (choose_ready): New function.
860 (schedule_block): Add new code for automaton pipeline interface.
861 Print ready list before scheduling each insn.
862 (sched_init): Add new code for automaton pipeline interface.
863 Initiate insn cost by -1.
864 (sched_finish): Free the current automaton state and finalize
865 automaton pipeline interface.
867 * sched-rgn.c: Include target.h.
868 (init_ready_list, new_ready, debug_dependencies): Add new code for
869 automaton pipeline interface.
871 * sched-vis.c: Include target.h.
872 (get_visual_tbl_length): Add code for automaton interface.
873 (target_units, print_block_visualization): Add comments.
875 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
876 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
877 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
878 (getruntime.o, genautomata.o): New entries.
879 (genattrtab.o): Add new dependency file genattrtab.h.
880 (genattrtab): Add new dependencies. Link it with `libm.a'.
881 (getruntime.o, hashtab.o): New entries for canadian cross.
883 * doc/md.texi: Description of automaton based model.
885 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
887 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
888 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
889 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
890 TARGET_SCHED_DFA_POST_CYCLE_INSN,
891 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
892 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
893 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
895 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
896 MAX_DFA_ISSUE_RATE): New macro descriptions.
898 * doc/contrib.texi: Add dfa based scheduler contribution.
900 * doc/gcc.texi: Add more information about genattrtab.
902 Mon Apr 29 17:19:10 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
904 * reload1.c (eliminate_regs, case SUBREG): Fix typo in
905 adjust_address_nv call.
907 2002-04-29 Janis Johnson <janis187@us.ibm.com>
909 * doc/install.texi (Testing): Provide additional information, and
910 a stronger encouragement, for running the testsuites.
912 2002-04-29 DJ Delorie <dj@redhat.com>
914 * config/mips/mips.c (mips_parse_cpu): Warn if the CPU name is
917 2002-04-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
919 * fixinc/inclhack.def (solaris_widec): Include <wchar.h> in
920 Solaris 2 <widec.h> if missing.
921 * fixinc/fixincl.x: Regenerate.
922 * fixinc/tests/base/widec.h: New file.
924 2002-04-29 Nick Clifton <nickc@cambridge.redhat.com>
926 * toplev.c (f_options): Add "profile" switch so that
927 -fno-profile can be used to disable -p.
929 2002-04-29 Bernd Schmidt <bernds@redhat.com>
931 * c-common.c (type_for_mode): Add support for V2DFmode, V2DImode,
933 * tree.c (build_common_tree_nodes_2): Likewise.
934 * tree.h (enum tree_index): Likewise.
935 (V2DF_type_node, V2DI_type_node, unsigned_V2DI_type_node): Define.
937 * config/i386/i386.c (bdesc_comi, bdesc_2arg, bdesc_1arg): Add SSE2
939 (init_mmx_sse_builtins): Initialize SSE2 builtins.
940 (ix86_expand_builtin): Add support for SSE2 builtins.
941 * config/i386/i386.h (VALID_SSE2_REG_MODE): New macro.
942 (VALID_SSE_REG_MODE): Use it.
943 (VECTOR_MODE_SUPPORTED_P): Allow SSE2 modes here as well.
944 (enum ix86_builtins): Add SSE2 builtins.
945 * config/i386/i386.md (movv2df_internal, movv2df, movv8hi_internal,
946 movv8hi, movv16qi_internal, movv16qi, pushv2df, pushv8hi, pushv16qi,
947 addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3, vmmulv2df3,
948 divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3, vmsminv2df3,
949 sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3, sqrtv2df2,
950 vmsqrtv2df2, maskcmpv2df3, maskncmpv2df3, vmmaskcmpv2df3,
951 vmmaskncmpv2df3, sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb,
952 sse2_maskmovdqu, sse2_movntv2df, sse2_movntti, sse2_movntsi, cvtdq2ps,
953 cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq, cvtpd2pi,
954 cvttpd2pi, cvtpi2pd, cvtsd2si, cvttsd2si, cvtsi2sd, cvtsd2ss,
955 cvtss2sd, cvtpd2ps, cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3,
956 ssaddv16qi3, ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3,
957 subv4si3, subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3,
958 mulv8hi3, smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
959 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_clrti, sse2_uavgv16qi3,
960 sse2_uavgv8hi3, sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd,
961 sse2_pshuflw, sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3,
962 gtv8hi3, gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3,
963 ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, sse2_lshrv2di3,
964 ashlv8hi3, ashlv4si3, sse2_ashlv2di3, sse2_ashlti3, sse2_lshrti3,
965 sse2_unpckhpd, sse2_unpcklpd, sse2_packsswb, sse2_packssdw,
966 sse2_packuswb, sse2_punpckhbw, sse2_punpckhwd, sse2_punpckhdq,
967 sse2_punpcklbw, sse2_punpcklwd, sse2_punpckldq, sse2_movapd,
968 sse2_movupd, sse2_movdqa, sse2_movdqu, sse2_movdq2q, sse2_movq2dq,
969 sse2_movhpd, sse2_movlpd, sse2_loadsd, sse2_movsd, sse2_storesd,
970 sse2_shufpd, sse2_clflush, sse2_mfence, mfence_insn, sse2_lfence,
971 lfence_insn): New patterns.
972 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Renamed from
973 sse_andti3_sse2, sse_nandti3_sse2, sse_iorti3_sse2, sse_xorti3_sse2.
975 Mon Apr 29 17:03:24 CEST 2002 Jan Hubicka <jh@suse.cz>
977 * i386.md (sse_mov?fcc*): Revert patch of Mar 14th.
979 2002-04-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
981 * doc/contrib.texi (Contributors): Add Paolo Carlini and
983 Update Richard Henderson, Jakub Jelinek, and Mark Mitchell.
984 Refer to Objective-C instead of ObjC, SPARC instead of sparc,
985 and CPU instead of cpu.
987 Mon Apr 29 13:36:41 CEST 2002 Jan Hubicka <jh@suse.cz>
989 * toplev.c (flag_if_conversion, flag_if_conversion2): New static
991 (lang_independent_options): Add -fif-conversion, -fif-conversion2
992 (rest_of_compilation): Do if conversion only when asked for.
993 (parse_options_and_default_flags): Set new variables to 1 for -O1
994 * invoke.texi (-fif-conversion, -fif-conversion2): Document.
996 Mon Apr 29 13:02:50 CEST 2002 Jan Hubicka <jh@suse.cz>
998 * i386.c (dbx64_register_map): Fix typo.
1000 Mon Apr 29 12:18:35 CEST 2002 Jan Hubicka <jh@suse.cz>
1002 * predict.c (real_zero, real_one, real_almost_one, real_br_prob_base,
1003 real_one_half, real_bb_freq_max): New static variables.
1004 (debug_profile_bbauxs): Kill.
1005 (process_note_predictions): Kill unused variable.
1006 (block_info_def, edge_info_def): Use REAL_VALUE_TYPE instead of
1008 (propagate_freq): Use REAL_ARITHMETICS.
1009 (estimate_bb_frequencies): Likevise; init new static variables.
1010 * Makefile.in (predict.o): Add dependency on real.h
1012 2002-04-28 David S. Miller <davem@redhat.com>
1015 * config/sparc/sparc.md (prefetch): Emit properly for 32-bit vs.
1016 64-bit TARGET_V9. Do not use prefetch page, use prefetch for
1017 several {reads,writes} instead.
1018 * config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
1021 2002-04-27 David S. Miller <davem@redhat.com>
1024 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Be mindful
1027 * config/sparc/linux.h, config/sparc/linux64.h: Don't bother
1028 including signal.h and sys/ucontext.h, not needed.
1030 2002-04-29 Hans-Peter Nilsson <hp@bitrange.com>
1032 * varasm.c (output_constant_def): Correct test for not calling
1033 ENCODE_SECTION_INFO for INTEGER_CST.
1035 2002-04-29 Neil Booth <neil@daikokuya.demon.co.uk>
1037 * cppexp.c (lex): Move some code to _cpp_parse_expr, but
1038 keep most cases as function eval_token.
1039 (eval_token): New function.
1040 (_cpp_parse_expr): Read token here for improved diagnostics.
1041 Don't use op_as_text. Detect bad ':' here.
1042 (reduce): Don't detect bad ':' here.
1043 (op_as_text): Remove.
1044 * cpphash.h (_cpp_test_assertion): Change prototype.
1045 * cpplib.c (_cpp_test_assertion): Change prototype.
1047 2002-04-28 Richard Henderson <rth@redhat.com>
1050 * ggc-common.c (ggc_mark_rtx_children_1): Rename from...
1051 (ggc_mark_rtx_children): New.
1053 2002-04-28 Jakub Jelinek <jakub@redhat.com>
1056 * config/sparc/sparc.md (call + jump 32-bit peepholes): Disable jump
1057 after call peepholes for UltraSPARC.
1058 (call + jump 64-bit peepholes): Remove.
1060 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1063 * config/rs6000/rs6000.md (sCC patterns): Remove clobber and use
1064 result as temporary value.
1066 2002-04-28 Jakub Jelinek <jakub@redhat.com>
1069 * toplev.c (rest_of_compilation): Only run regrename and copy
1070 propagation if optimizing.
1072 2002-04-28 Jakub Jelinek <jakub@redhat.com>
1074 PR optimization/6475
1075 * reload1.c (alter_reg): Only call set_mem_expr if I is home pseudo
1076 register of REGNO_DECL (i).
1077 * Makefile.in (reload1.o): Add $(TREE_H).
1079 2002-04-28 Neil Booth <neil@daikokuya.demon.co.uk>
1081 * cppexp.c (lex): Update to use state.skip_eval.
1082 (struct op): Remove prio and flags members.
1083 (FLAG_BITS, FLAG_MASK, PRIO_SHIFT, EXTRACT_PRIO, EXTRACT_FLAGS,
1084 SHORT_CIRCUIT, RIGHT_ASSOC, ..._PRIO, op_to_prio): Remove.
1085 (LEFT_ASSOC): New macro.
1086 (optab): New table of operator priorities and flags.
1088 (_cpp_parse_expr): Clean up logic. Return bool. Use a
1089 malloc-ed parser stack.
1090 (reduce): New; reduce the operator stack.
1091 (_cpp_expand_op_stack): Expand the operator stack as necessary.
1092 * cpphash.h (struct op): Predeclare.
1093 (struct cpp_reader): New members op_stack, op_limit.
1094 (struct lexer_state): New member skip_eval.
1095 (_cpp_parse_expr): Update.
1096 (_cpp_expand_op_stack): New.
1097 * cpplib.c (do_if): Update.
1098 * cppinit.c (cpp_create_reader): Create op stack.
1099 (cpp_destroy): And destroy it.
1100 * cpplib.h (CPP_LAST_CPP_OP): Correct.
1101 (TTYPE_TABLE): Correct.
1103 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1106 * c-decl.c (duplicate_decls): Call merge_weak.
1107 * c-pragma.c (apply_pragma_weak): Warn about misuse.
1108 * output.h (merge_weak): Prototype merge_weak.
1109 * varasm.c (merge_weak): New function.
1110 (declare_weak): Make sure we don't give an error on VAR_DECLs.
1111 Mark RTL with SYMBOL_REF_WEAK.
1113 2002-04-27 Kurt Garloff <garloff@suse.de>
1115 * tree-inline.c (inlinable_function_p): Improve heuristics
1116 by using a smoother function to cut down allowable inlinable size.
1117 * param.def: Add parameters max-inline-insns-single,
1118 max-inline-slope, min-inline-insns that determine the exact
1119 shape of the above function.
1120 * param.h: Likewise.
1122 2002-04-26 Richard Henderson <rth@redhat.com>
1124 * c-parse.in (malloced_yyss, malloced_yyvs): New.
1125 (yyoverflow): Re-add. Set them.
1126 (free_parser_stacks): New.
1127 * c-common.h: Declare it.
1128 * c-lex.c (c_common_parse_file): Call it.
1130 2002-04-26 Richard Henderson <rth@redhat.com>
1132 * cfgrtl.c (tidy_fallthru_edge): Don't use next_real_insn
1133 for fallthru search.
1135 2002-04-26 Eric Christopher <echristo@redhat.com>
1137 PR optimization/3700
1138 * config/mips/mips.c (mips_issue_rate): Define. New function.
1139 (TARGET_SCHED_ISSUE_RATE): Use.
1141 2002-04-25 David S. Miller <davem@redhat.com>
1144 * reorg.c (optimize_skip): Do not allow exception causing
1145 instructions to be considered for delay slots.
1146 (fill_simply_delay_slots, fill_slots_from_thread): Likewise.
1147 (relax_delay_slots): Do not try to consider exception causing
1148 instructions as redundant.
1150 2002-04-26 Richard Henderson <rth@redhat.com>
1153 * c-typeck.c (build_unary_op) [CONVERT_EXPR]: Invoke non_lvalue.
1155 2002-04-26 Mark Mitchell <mark@codesourcery.com>
1158 * config/i386/i386.md (untyped_call): Return the value in a float
1159 register if TARGET_FLOAT_RETURNS_IN_80387, not just if
1162 2002-04-26 Alexandre Oliva <aoliva@redhat.com>
1164 * tree.c (tree_int_cst_lt): Compare constants whose types differ
1165 in unsigned-ness correctly.
1167 2002-04-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
1169 * pa.h (FUNCTION_OK_FOR_SIBCALL): Don't do sibcalls when using the
1170 portable runtime model.
1172 2002-04-26 Richard Henderson <rth@redhat.com>
1174 * c-parse.in (yyoverflow): Revert.
1176 2002-04-26 David Edelsohn <edelsohn@gnu.org>
1177 Richard Henderson <rth@redhat.com>
1179 * config/rs6000/rs6000.md (sCC pattern): Remove clobber and use
1180 result as temporary value.
1182 2002-04-26 Richard Henderson <rth@redhat.com>
1185 * c-common.c (fix_string_type): Split out of ...
1186 (combine_strings): ... here. Take a varray, not a tree list.
1187 (c_expand_builtin_printf): Use fix_string_type.
1188 * c-common.h: Update decls.
1189 * c-parse.in (string): Remove. Update all uses to use STRING
1190 instead, and not call combine_strings.
1193 * c-typeck.c (simple_asm_stmt): Don't call combine_strings.
1194 (build_asm_stmt): Likewise.
1195 * objc/objc-act.c (my_build_string): Use fix_string_type.
1196 (build_objc_string_object): Build varray for combine_strings.
1198 2002-04-26 Bo Thorsen <bo@suse.co.uk>
1200 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Define for
1203 2002-04-26 Neil Booth <neil@daikokuya.demon.co.uk>
1205 * cppexp.c (CPP_UMINUS, CPP_UPLUS): New.
1206 (HAVE_NO_R_OPERAND): Remove.
1207 (HAVE_VALUE): Remove.
1208 (op_to_prio): Update.
1209 (UNARY): Don't alter flags.
1210 (_cpp_parse_expr): want_value used to indicate whether
1211 a number or unary operator is expected next. Distinguish
1212 unary and binary +/-.
1213 (op_as_text): Update for unary operators.
1215 2002-04-25 Richard Henderson <rth@redhat.com>
1218 * c-parse.in (yyoverflow): New.
1220 2002-04-25 Richard Henderson <rth@redhat.com>
1223 * c-common.c (shorten_compare): Simplfy conditions leading to
1224 the generation of a warning.
1226 2002-04-25 Richard Henderson <rth@redhat.com>
1229 * expmed.c (extract_bit_field): Fall through to generic code rather
1230 than aborting on subreg special case.
1232 2002-04-25 David S. Miller <davem@redhat.com>
1234 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
1235 for DECL being NULL.
1237 2002-04-25 Steve Christiansen <smc@us.ibm.com>
1239 * doc/md.texi (Machine Constraints): Add IA-64 constraints.
1241 2002-04-25 Eric Botcazou <ebotcazou@multimania.com>
1243 * c-decl.c (grokdeclarator): Remove outdated ??? note
1244 on invalid declaration of flexible array members.
1246 2002-04-25 Richard Henderson <rth@redhat.com>
1248 * doc/invoke.texi: Document -gdwarf{,-2} vs debug level.
1250 2002-04-25 Ulrich Weigand <uweigand@de.ibm.com>
1252 * config/s390/s390.c (s390_emit_epilogue): Always restore registers
1253 needed by the compiler, even if they are used as global regs.
1255 2002-04-25 Matt Hiller <hiller@redhat.com>
1257 * mips.c (mips_class_max_nregs, mips_register_move_cost): New
1259 * mips.h (CLASS_MAX_NREGS, REGISTER_MOVE_COST): Redefine as calls
1260 of the corresponding functions.
1261 * mips-protos.h (mips_class_max_nregs, mips_register_move_cost):
1264 2002-04-25 Matt Hiller <hiller@redhat.com>
1266 * config/mips/mips.h (mips_sw_reg_names): Declare as extern.
1268 (ALL_COP_ADDITIONAL_REGISTER_NAMES): New macro.
1269 (FIRST_PSEUDO_REGISTER): Redefine considering coprocessor
1270 registers, adjust comment accordingly.
1271 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
1272 reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGISTER_NAMES,
1273 DEBUG_REGISTER_NAMES, REG_ALLOC_ORDER): Adjust to include entries
1274 for coprocessor registers.
1275 (ADDITIONAL_REGISTER_NAMES): Include
1276 ALL_COP_ADDITIONAL_REGISTER_NAMES.
1278 (COP0_REG_FIRST, COP0_REG_LAST, COP0_REG_NUM,
1279 COP2_REG_FIRST, COP2_REG_LAST, COP2_REG_NUM,
1280 COP3_REG_FIRST, COP3_REG_LAST, COP3_REG_NUM,
1281 COP0_REG_P, COP2_REG_P, COP3_REG_P, ALL_COP_REG_P,
1282 COPNUM_AS_CHAR_FROM_REGNUM, COP_REG_CLASS_P): New macros.
1284 (mips_char_to_class): Adjust comment to include coprocessor
1287 * config/mips/mips.c (coprocessor_operand, coprocessor2_operand):
1289 (mips_reg_names, mips_regno_to_class): Include coprocessor
1291 (mips_sw_reg_names): Ditto, make non-static.
1292 (mips_move_1word): Handle moves to and from coprocessor registers.
1293 (mips_move_2words): Handle moves to and from coprocessor
1295 (mips_class_max_nregs, mips_register_move_cost): Handle
1296 coprocessor register classes.
1297 (override_options): Initialize mips_char_to_class and
1298 mips_hard_regno_mode_ok properly for coprocessor registers.
1300 * config/mips/mips.md (movdi_internal, movdi_internal2,
1301 movsi_internal1, movsi_internal2): Add constraint-sets for
1302 coprocessor registers.
1303 * testsuite/gcc.c-torture/mipscop-1.c: New testcase.
1304 * testsuite/gcc.c-torture/mipscop-1.x: Disable above if target
1306 * testsuite/gcc.c-torture/mipscop-2.c: New testcase.
1307 * testsuite/gcc.c-torture/mipscop-2.x: Disable above if target
1309 * testsuite/gcc.c-torture/mipscop-3.c: New testcase.
1310 * testsuite/gcc.c-torture/mipscop-3.x: Disable above if target
1312 * testsuite/gcc.c-torture/mipscop-4.c: New testcase.
1313 * testsuite/gcc.c-torture/mipscop-4.x: Disable above if target
1316 * doc/tm.texi: Document feature.
1318 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
1320 * integrate.c (function_attribute_inlinable_p): Simplify.
1321 Check the table pointer is not NULL.
1323 2002-04-25 Steven Bosscher <S.Bosscher@student.tudelft.nl>
1325 * doc/c-tree.texi: Fix typo in introduction.
1327 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
1329 * c-common.h (c_common_parse_file): Update.
1330 * c-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
1331 * c-lex.c (YYDEBUG): Get from c-lex.h.
1332 (c_common_parse_file): Update.
1333 * c-lex.h (YYDEBUG, yydebug): New.
1334 * c-parse.in (YYDEBUG): Get from c-lex.h.
1335 (c_set_yydebug): Remove.
1336 * c-tree.h (c_set_yydebug): Remove.
1337 * langhooks-def.h (lhd_do_nothing_i): New.
1338 (lhd_set_yydebug, LANG_HOOKS_SET_YYDEBUG): Remove.
1339 (LANG_HOOKS_PARSE_FILE, LANG_HOOKS_INITIALIZER): Update.
1340 * langhooks.c (lhd_do_nothing_i): New.
1341 (lhd_set_yydebug): Remove.
1342 * langhooks.h (struct lang_hooks): Update.
1343 * toplev.c (set_yydebug): New.
1344 (compile_file): Update call to parse_file hook.
1345 (decode_d_option): Update.
1347 * objc-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
1349 Wed Apr 24 23:45:37 2002 J"orn Rennecke <joern.rennecke@superh.com>
1351 * loop.c (load_mems): Don't change the interface of called functions.
1353 * calls.c (expand_call): Take current_function_pretend_args_size
1354 into account when setting argblock for sibcalls.
1356 2002-04-24 Matt Hiller <hiller@redhat.com>
1358 * cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.
1361 * cpplex.c (skip_line_comment): Process comment one multibyte
1362 character at a time rather than one char at a time, if
1364 (parse_string): Process string one multibyte character at a time
1365 rather than one char at a time, if appropriate.
1366 * c-lex.c (lex_string): Lex and copy multibyte strings
1368 * cpplib.h (cppchar_t): Change to unsigned.
1370 2002-04-24 Richard Henderson <rth@redhat.com>
1373 * c-decl.c (grokdeclarator): Don't pedwarn variable sized arrays
1376 Wed Apr 24 21:51:54 2002 J"orn Rennecke <joern.rennecke@superh.com>
1378 * sh.c (sh_va_arg): If argument was passed by reference,
1379 dereference the pointer.
1381 * sh.h (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
1383 * sh.md (divsi3_i4_media): Use match_operand for input values
1384 rather than hard registers.
1385 (divsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
1386 unnecessarily through hard registers. Keep copies of pseudo
1387 registers outside of the libcall sequence.
1389 * sh.md (casesi_shift_media): Add modes.
1391 * sh.h (RETURN_IN_MEMORY): Return variable size BLKmode
1394 2002-04-24 Neil Booth <neil@daikokuya.demon.co.uk>
1396 * attribs.c (c_common_attribute_table): Move table and handlers
1398 (format_attribute_table, lang_attribute_table,
1399 lang_attribute_common): Remove.
1400 (init_attributes): Replace NULL pointers with pointers to the
1402 (handle_packed_attribute, handle_nocommon_attribute,
1403 handle_common_attribute, handle_noreturn_attribute,
1404 handle_noinline_attribute, handle_always_inline_attribute,
1405 handle_used_attribute, handle_unused_attribute,
1406 handle_const_attribute, handle_transparent_union_attribute,
1407 handle_constructor_attribute, handle_destructor_attribute,
1408 handle_mode_attribute, handle_section_attribute,
1409 handle_aligned_attribute, handle_weak_attribute,
1410 handle_alias_attribute, handle_visibility_attribute,
1411 handle_no_instrument_function_attribute, handle_malloc_attribute,
1412 handle_no_limit_stack_attribute, handle_pure_attribute,
1413 handle_deprecated_attribute, handle_vector_size_attribute,
1414 vector_size_helper): Move to c-common.c.
1415 * c-common.c (c_common_attribute_table,
1416 handle_packed_attribute, handle_nocommon_attribute,
1417 handle_common_attribute, handle_noreturn_attribute,
1418 handle_noinline_attribute, handle_always_inline_attribute,
1419 handle_used_attribute, handle_unused_attribute,
1420 handle_const_attribute, handle_transparent_union_attribute,
1421 handle_constructor_attribute, handle_destructor_attribute,
1422 handle_mode_attribute, handle_section_attribute,
1423 handle_aligned_attribute, handle_weak_attribute,
1424 handle_alias_attribute, handle_visibility_attribute,
1425 handle_no_instrument_function_attribute, handle_malloc_attribute,
1426 handle_no_limit_stack_attribute, handle_pure_attribute,
1427 handle_deprecated_attribute, handle_vector_size_attribute,
1428 vector_size_helper): Move from attribs.c.
1429 * c-common.h (c_common_attribute_table,
1430 c_common_format_attribute_table): New.
1431 * c-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
1432 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
1433 * langhooks-def.h (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
1434 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_ATTRIBUTE_TABLE): New.
1435 (LANG_HOOKS_INITIALIZER): Update.
1436 * langhooks.h (struct lang_hooks): 3 new attribute hooks.
1437 * target-def.h (TARGET_ATTRIBUTE_TABLE): Default to NULL.
1438 * target.h: Update comment.
1439 * tree.c (default_target_attribute_table): Remove.
1440 * tree.h (default_target_attribute_table, format_attribute_table,
1441 lang_attribute_table, lang_attribute_common): Remove.
1443 * objc-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
1444 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
1446 2002-04-24 Jason Merrill <jason@redhat.com>
1448 * dwarf2.h (enum dwarf_attribute): Add DW_AT_GNU_vector.
1449 * dwarf2out.c (dwarf_attr_name): Support it.
1450 (gen_array_type_die): Emit it.
1451 (lookup_type_die): No special handling for VECTOR_TYPE.
1452 (gen_type_die): Hand VECTOR_TYPE off to gen_array_type_die.
1454 2002-04-24 Richard Henderson <rth@redhat.com>
1456 * config/mips/mips.md (movdi_usd): Renumber.
1458 2002-04-24 David S. Miller <davem@redhat.com>
1461 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Return false if
1462 32-bit Sparc and current_function_returns_struct is true.
1464 Wed Apr 24 13:48:25 CEST 2002 Jan Hubicka <jh@suse.cz>
1466 * loop.c (canonicalize_condition): Use gen_int_mode.
1468 2002-04-24 Aldy Hernandez <aldyh@redhat.com>
1470 * config/rs6000/altivec.h: Cleanup file. Add non individual
1492 (vec_vcmpequb): New.
1493 (vec_vcmpequh): New.
1494 (vec_vcmpequw): New.
1495 (vec_vcmpeqfp): New.
1496 (vec_vcmpgefp): New.
1497 (vec_vcmpgtub): New.
1498 (vec_vcmpgtsb): New.
1499 (vec_vcmpgtuh): New.
1500 (vec_vcmpgtsh): New.
1501 (vec_vcmpgtuw): New.
1502 (vec_vcmpgtsw): New.
1503 (vec_vcmpgtfp): New.
1504 (vec_vcmpgefp): New.
1509 (vec_vexptefp): New.
1514 (vec_lde): Add vector float variant.
1519 (vec_vmhaddshs): New.
1541 (vec_vmladduhm): New.
1542 (vec_vmhraddshs): New.
1544 (vec_vmsummbm): New.
1545 (vec_vmsumuhm): New.
1546 (vec_vmsumshm): New.
1547 (vec_vmsumuhs): New.
1548 (vec_vmsumshs): New.
1557 (vec_vnmsubfp): New.
1575 (vec_vrsqrtefp): New.
1586 (vec_vspltisb): New.
1587 (vec_vspltish): New.
1588 (vec_vspltisw): New.
1613 (vec_vsum4ubs): New.
1614 (vec_vsum4sbs): New.
1615 (vec_vsum4shs): New.
1616 (vec_vsum2sws): New.
1627 2002-04-23 Eric Botcazou <ebotcazou@multimania.com>
1630 * fold-const.c (split_tree): Add MINUS_LITP parameter; separate
1631 added literals from substracted literals.
1632 (associate_trees): Don't convert MINUS_EXPR into PLUS_EXPR.
1633 (fold) [associate]: Preserve MINUS_EXPR if needed.
1635 2002-04-23 Zack Weinberg <zack@codesourcery.com>
1637 * doc/install.texi: Clarify which versions of alpha*-dec-osf*
1640 2002-04-23 Tom Tromey <tromey@redhat.com>
1642 * gcc.c: Added --resource. For PR java/6314.
1644 2002-04-23 David O'Brien <obrien@FreeBSD.org>
1646 * cp/g++spec.c: Use profiled libstdc++ and libm with -p/-pg.
1647 * config/freebsd.h (MATH_LIBRARY_PROFILE): Use the _p verions of
1650 2002-04-23 David O'Brien <obrien@FreeBSD.org>
1652 * config/freebsd.h(OBJECT_FORMAT_ELF): Define.
1654 Tue Apr 23 14:24:25 CEST 2002 Jan Hubicka <jh@suse.cz>
1656 * i386.c (ix86_output_addr_diff_elt): Avoid x86_64 binutils bug
1658 (ix86_expand_int_movcc): Avoid x86_64 compilation chrash.
1659 (ix86_expand_clrstr): Fix typo.
1660 * loop.c (gen_load_of_final_value): New.
1661 (loop_givs_rescan, strength_reduce, check_dbra_loop):
1664 2002-04-23 Roger Sayle <roger@eyesopen.com>
1666 * builtins.c (builtin_memset_gen_str): New function.
1667 (expand_builtin_memset): Optimize the case of constant length, but
1670 2002-04-23 Aldy Hernandez <aldyh@redhat.com>
1672 * config/rs6000/altivec.h (vec_step): Remove extraneous
1674 (vec_ctu): Cast return.
1676 2002-04-23 Alan Modra <amodra@bigpond.net.au>
1679 * function.h: (struct function): Add profile_label_no field.
1680 (current_function_profile_label_no): Define.
1681 * function.c: (profile_label_no): New static var.
1682 (expand_function_start): Increment it, and copy to
1683 current_function_profile_label_no.
1684 * output.h (profile_label_no): Delete.
1685 * final.c (profile_label_no): Delete.
1686 (profile_function): Use current_function_profile_label_no.
1687 (final_end_function): Don't increment profile_label_no here.
1688 * config/i386/i386.c (ix86_osf_output_function_prologue): Replace
1689 profile_label_no with current_function_profile_label_no.
1690 * config/pa/pa.c (current_function_number): Delete.
1691 (pa_output_function_prologue): Don't output profile label here.
1692 (hppa_profile_hook): Use label_no param rather than
1693 current_function_number.
1694 (FUNC_BEGIN_PROLOG_LABEL): Move to ..
1695 * config/pa/pa.h: .. here.
1696 (FUNCTION_PROFILER): Output profile label here.
1698 2002-04-22 Eric Christopher <echristo@redhat.com>
1700 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Revert
1701 patch of 2002-04-09 due to binutils issues.
1702 (FUNCTION_ARG_REGNO_P): Ensure even numbered float register.
1704 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
1706 * config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm'
1707 constraint to 'o' for m=r and r=m alternatives.
1708 ("*movv8hi_internal1"): Same.
1709 ("*movv16qi_internal1"): Same.
1710 ("*movv4sf_internal1"): Same.
1712 2002-04-22 Janis Johnson <janis187@us.ibm.com>
1714 * rtl.h (RTX_FLAG): New macro.
1715 * emit-rtl.c (copy_most_rtx): Use macros to access rtx flags.
1716 * final.c (alter_subreg): Use macro to access rtx flag.
1717 * integrate.c (copy_rtx_and_substitute): Use new access macro.
1718 * print-rtl.c (print_rtx): Use new access macro.
1720 * cse.c (insert): Check rtx code before accessing flag.
1722 * genattrtab.c (ATTR_IND_SIMPLIFIED_P, ATTR_CURR_SIMPLIFIED_P,
1723 ATTR_PERMANENT_P, ATTR_EQ_ATTR_P): New.
1724 (attr_hash_add_string, attr_rtx_1, attr_copy_rtx, check_attr_test,
1725 convert_const_symbol_ref, make_canonical, make_alternative_compare,
1726 evaluate_eq_attr, attr_rtx_cost, simplify_test_exp_in_temp,
1727 simplify_test_exp, optimize_attrs, simplify_by_exploding,
1728 find_and_mark_used_attributes, unmark_used_attributes,
1729 add_values_to_cover, simplify_with_current_value,
1730 simplify_with_current_value_aux, clear_struct_flag, walk_attr_value,
1731 copy_rtx_unchanging, main): Use new access macros.
1733 2002-04-22 Tom Rix <trix@redhat.com>
1735 * expmed.c (init_expmed): Generate shifted constant once.
1737 2002-04-22 Zack Weinberg <zack@codesourcery.com>
1739 * c-lex.c (lex_charconst): Call convert to get constant in
1740 proper type; don't just smash the type field.
1743 * config.gcc: Add list of obsolete configurations. Disallow
1744 building these without --enable-obsolete.
1745 * doc/install.texi: Document --enable-obsolete and obsoletion
1746 policy. Mention obsoletion of individual targets in
1749 2002-04-22 Richard Henderson <rth@redhat.com>
1751 * config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
1753 2002-04-22 Mark Mitchell <mark@codesourcery.com>
1756 * function.c (fixup_memory_subreg): Add promoted_mode parameter.
1757 (walk_fixup_memory_subreg): Likewise.
1758 (fixup_var_refs_insn): Adjust accordingly.
1759 (fixup_var_refs_1): Likewise.
1761 2002-04-22 Ulrich Weigand <uweigand@de.ibm.com>
1763 * config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC,
1764 LIBPATH_ARCH64_SPEC): Define.
1765 (EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64.
1766 (STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath.
1767 (LINK_ARCH31_SPEC): Add libpath_arch31 to search path.
1768 (LINK_ARCH64_SPEC): Add libpath_arch64 to search path.
1770 2002-04-22 Joel Sherrill <joel@OARcorp.com>
1772 * gthr-rtems.h: Correct prototypes to remove warnings.
1774 2002-04-22 Richard Henderson <rth@redhat.com>
1777 * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
1779 * gcse.c (free_insn_expr_list_list): New.
1780 (clear_modify_mem_tables): Use it. Fix bit set usage.
1781 (canon_list_insert): Use EXPR_LISTs for expressions.
1782 (record_last_mem_set_info): Factor BLOCK_NUM (insn).
1784 2002-04-22 Neil Booth <neil@daikokuya.demon.co.uk>
1786 * cppfiles.c (_cpp_pop_file_buffer): Return void. Move
1787 file change and include code to _cpp_pop_buffer.
1788 * cpphash.h (struct pending_option): Predeclare.
1789 (struct cpp_reader): New member next_include_file.
1790 (_cpp_pop_file_buffer): Update.
1791 (_cpp_push_next_buffer): Update, rename.
1792 * cppinit.c (cpp_destroy): Free include chain and pending here.
1793 (cpp_finish_options): Simplify.
1794 (_cpp_push_next_buffer): Rename and clean up.
1795 * cpplib.c (cpp_pop_buffer): Move code from _cpp_pop_file_buffer.
1797 * cppmacro.c (cpp_scan_nooutput): Set return_at_eof here.
1799 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
1801 * config/rs6000/altivec.h (vec_xor): Add variant for both args
1802 being vector signed int.
1804 (vec_xor): Add variant for both args being vector signed char.
1805 Remove redundant variant.
1808 2002-04-21 David S. Miller <davem@redhat.com>
1810 * config/sparc/sparc.md (set then compare DI mode peephole2): Fix
1811 compare mode in output RTL.
1813 2002-04-22 David Edelsohn <edelsohn@gnu.org>
1815 * config/rs6000/rs6000.c (rs6000_override_options): Correct
1816 style and formatting of previous patch.
1818 2002-04-22 Alan Modra <amodra@bigpond.net.au>
1820 * config/rs6000/rs6000.c (rs6000_override_options): Always clear
1821 flag_pic for ABI_AIX.
1823 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
1825 * cppexp.c (struct op, parse_number): Replace U_CHAR with uchar.
1826 * cppfiles.c (read_include_file): Similarly.
1827 * cpphash.h (DSC, U_CHAR, ustrcmp, ustrncmp, ustrlen,
1828 uxstrdup ustrchr, ufputs): Similarly.
1829 * cppinit.c (TRIGRAPH_MAP, cpp_destroy): Similarly.
1830 * cpplex.c (parse_slow, unescaped_terminator_p, save_comment,
1831 cpp_ideq, parse_identifier, parse_number): Similarly.
1832 * cpplib.c (struct directive, dequote_string, D, run_directive,
1833 cpp_push_buffer): Similarly.
1834 * cppmacro.c (new_string_token, builtin_macro, cpp_quote_string,
1835 _cpp_create_definition, check_trad_stringification,
1836 cpp_macro_definition): Similarly.
1838 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
1840 * cppmacro.c (funlike_invocation_p): Don't step back
1843 2002-04-21 David Edelsohn <edelsohn@gnu.org>
1845 * config/rs6000/rs6000.c (output_profile_hook): Do not increment
1848 2002-04-20 Joseph S. Myers <jsm28@cam.ac.uk>
1850 * doc/invoke.texi: Remove Chill references.
1851 * doc/gcc.texi: Update last modified date.
1853 2002-04-20 Kazu Hirata <kazu@hxi.com>
1855 * config/h8300/lib1funcs.asm (___mulsi3): Remove unnecessary
1856 push and pop. Replace add.l with add.w.
1858 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
1860 * config/h8300/lib1funcs.asm (___mulsi3): Use hardware
1861 multiply instructions for H8/300H case.
1863 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
1865 * config/h8300/lib1funcs.asm (___cmpsi2, ___ucmpsi2):
1866 Bum three instructions from each routine.
1868 2002-04-20 Neil Booth <neil@daikokuya.demon.co.uk>
1870 * Makefile.in: Update.
1871 * decl.c (push_c_function_context, pop_c_function_context,
1872 mark_c_function_context): Rename for consistency.
1873 * c-objc-common.c (c_objc_common_init): Langhooks set elsewhere.
1874 * c-tree.h (push_c_function_context, pop_c_function_context,
1875 mark_c_function_context): Rename for consistency.
1876 * c-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1877 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
1878 * function.c (init_lang_status, save_lang_status,
1879 restore_lang_status, mark_lang_status, free_lang_status):
1880 Move to langhooks.h.
1881 (push_function_context_to, pop_function_context_from,
1882 free_after_parsing, prepare_function_start, ggc_mark_struct_function):
1884 * function.h (init_lang_status, save_lang_status,
1885 restore_lang_status, mark_lang_status, free_lang_status):
1886 Move to langhooks.h.
1887 * langhooks-def.h (LANG_HOOKS_FUNCTION_INIT,
1888 LANG_HOOKS_FUNCTION_FREE, LANG_HOOKS_FUNCTION_ENTER_NESTED,
1889 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK,
1890 LANG_HOOKS_FUNCTION_INITIALIZER): New.
1891 (LANG_HOOKS_INITIALIZER): Update.
1892 (lhd_do_nothing_f): New.
1893 * langhooks.h (struct lang_hooks_for_functions): New.
1894 (struct lang_hooks): New hooks.
1895 * langhooks.c (lhd_do_nothing_f): New.
1897 * objc-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1898 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
1900 2002-04-19 David S. Miller <davem@redhat.com>
1902 * config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
1903 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise.
1905 2002-04-19 Jakub Jelinek <jakub@redhat.com>
1907 PR optimization/3756
1908 * config/i386/i386.c (ix86_expand_int_movcc): Optimize
1909 x = ((int) y < 0) ? cst1 : cst2.
1911 2002-04-19 Jakub Jelinek <jakub@redhat.com>
1914 * function.c: Reapply patch for c/6358.
1915 (expand_function_end): Copy decl_rtl's mode, not
1916 current_function_return_rtx mode.
1918 2002-04-19 Joel Sherrill <joel@OARcorp.com>
1920 * config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF
1923 2002-04-19 Tom Tromey <tromey@redhat.com>
1925 * doc/install.texi (Specific): Update status of Solaris 2.8.
1928 2002-04-19 Andreas Schwab <schwab@suse.de>
1930 * real.c: Allow sizeof (REAL_VALUE_TYPE) > 2*NE.
1931 (PUT_REAL): Restore old definition.
1933 2002-04-19 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
1934 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1936 * doc/install.texi (Specific, sparc-sun-solaris2*): Mention that
1937 binutils 2.11.2 and higher generate smaller binaries than Sun's
1940 2002-04-19 Mark Mitchell <mark@codesourcery.com>
1943 * toplev.c (rest_of_compilation): Do not defer functions for which
1944 TREE_SYMBOL_REFERENCED has already been set.
1946 Fri Apr 19 15:53:03 CEST 2002 Jan Hubicka <jh@suse.cz>
1948 * i386.md (movsi_1, movhi_1): Force reload to use more flexible
1951 2002-04-19 Neil Booth <neil@daikokuya.demon.co.uk>
1953 * builtins.c: Include langhooks.h.
1954 (lang_type_promotes_to): Remove.
1955 (expand_builtin_va_arg): Use new hook.
1956 * c-common.c (c_common_nodes_and_builtins): Don't set hook.
1957 (simple_type_promotes_to): Move to c-typeck.c.
1958 * c-common.h (simple_type_promotes_to): Remove.
1959 * c-decl.c (duplicate_decls, grokdeclarator): Update.
1960 * c-format.c: Include langhooks.h.
1961 (check_format_types): Update.
1962 * c-tree.h (c_type_promotes_to): New.
1963 * c-typeck.c (c_type_promotes_to): Move from c-common.c.
1964 (type_lists_compatible_p): Update.
1965 * langhooks-def.h (lhd_type_promotes_to): New.
1966 (LANG_HOOKS_TYPE_PROMOTES_TO): New.
1967 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
1968 * langhooks.c (lhd_type_promotes_to): New.
1969 * langhooks.h (struct lang_hooks_for_types): New hook.
1970 * tree.h (lang_type_promotes_to): Remove.
1972 * objc-lang.c (LANG_HOOKS_TYPE_PROMOTES_TO): Redefine.
1974 2002-04-18 Richard Henderson <rth@redhat.com>
1976 * function.c: Revert patch for c/6358.
1978 2002-04-18 Richard Henderson <rth@redhat.com>
1980 * ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN
1981 blocks. Handle multiple references to the TRAP block. Handle
1982 non-adjacent THEN and OTHER blocks.
1984 2002-04-18 Richard Henderson <rth@redhat.com>
1986 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't
1987 crash with no type for by-mode libcalls.
1989 * config/ia64/ia64.md (conditional_trap): Fix predicate polarity.
1991 2002-04-18 Bob Wilson <bob.wilson@acm.org>
1993 * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
1994 __xtensa_nonlocal_goto): Use a syscall instructions to flush
1995 the register windows.
1997 2002-04-18 Zack Weinberg <zack@codesourcery.com>
1999 * real.h: Define REAL_VALUE_TYPE_SIZE as 96 or 160, as
2000 appropriate. Document need for extended precision even when
2001 MAX_LONG_DOUBLE_TYPE_SIZE is smaller. Define REAL_WIDTH here,
2002 based on REAL_VALUE_TYPE_SIZE. Use REAL_WIDTH to size
2003 REAL_VALUE_TYPE. Define CONST_DOUBLE_FORMAT here. Use #error
2004 instead of relying on later syntax error when REAL_WIDTH > 5.
2005 * real.c: Define NE based only on whether or not we have a
2006 full 128-bit extended type (not INTEL_EXTENDED_IEEE_FORMAT).
2007 Require sizeof(REAL_VALUE_TYPE) == 2*NE. Unconditionally
2008 define GET_REAL and PUT_REAL as simple memcpy operations; no
2009 need to byteswap or round.
2010 Use #error instead of #ifdef-ing out the entire file, for
2011 prompt error detection.
2013 * rtl.c, gengenrtl.c: No need to calculate CONST_DOUBLE_FORMAT here.
2015 2002-04-18 David S. Miller <davem@redhat.com>
2017 * config/sparc/sparc.h (BRANCH_COST): Define.
2019 * fold-const.c (BRANCH_COST): Don't provide default here, expr.h
2022 2002-04-18 Hans-Peter Nilsson <hp@bitrange.com>
2024 * flow.c (update_life_info): Ignore return value of cleanup_cfg.
2025 Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in
2026 propagate_block calls after relaxation loop using new variable
2027 stabilized_prop_flags.
2029 2002-04-18 Richard Henderson <rth@redhat.com>
2031 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New.
2032 (ia64_va_arg): Expect variable sized types by reference.
2033 * config/ia64/ia64-protos.h: Update.
2034 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use
2035 ia64_function_arg_pass_by_reference.
2037 2002-04-18 Richard Henderson <rth@redhat.com>
2039 * ifcvt.c: Include except.h.
2040 (block_has_only_trap): Break out from find_cond_trap.
2041 (find_cond_trap): Use it. Always delete the trap block.
2042 (merge_if_block): Allow then block null. Be less simplistic about
2043 what insns can end a block.
2044 * Makefile.in (ifcvt.o): Depend on except.h.
2046 * config/ia64/ia64.md (trap, conditional_trap): New.
2048 2002-04-18 Jakub Jelinek <jakub@redhat.com>
2051 * function.c (assign_parms): Assign hard current_function_return_rtx
2053 (expand_function_end): ...not here.
2055 2002-04-18 Neil Booth <neil@daikokuya.demon.co.uk>
2057 * c-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
2058 * c-tree.h (c_incomplete_type_error): New.
2059 * c-typeck.c (require_complete_type, build_component_ref): Update.
2060 (incomplete_type_error): Rename.
2061 * langhooks-def.h (lhd_incomplete_type_error): New.
2062 (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): New.
2063 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
2064 * langhooks.c (lhd_incomplete_type_error): New.
2065 * langhooks.h (struct lang_hooks_for_types): New hook.
2066 * tree.c (size_in_bytes): Use new hook.
2067 * tree.h (incomplete_type_error): Remove.
2069 * objc-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
2071 2002-04-18 Zack Weinberg <zack@codesourcery.com>
2073 * config/arc/arc.md: Remove #if HOST_FLOAT_FORMAT !=
2074 TARGET_FLOAT_FORMAT blocks.
2076 2002-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2078 * doc/install.texi (Downloading the source): Do not mention Chill
2079 any longer, but mention Ada.
2080 (Configuration): Do not mention Chill any longer.
2082 2002-04-18 Hans-Peter Nilsson <hp@axis.com>
2084 * config/cris/cris.h (TARGET_VERSION): Remove local version number.
2086 Thu Apr 18 17:14:08 CEST 2002 Jan Hubicka <jh@suse.cz>
2088 * i386.h (SSE_FLOAT_MODE_P): Fix bogus conflict resolution
2091 2002-04-18 Jakub Jelinek <jakub@redhat.com>
2093 * fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
2094 instead of unsigned_type.
2096 Thu Apr 18 15:49:12 CEST 2002 Jan Hubicka <jh@suse.cz>
2098 * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
2099 * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
2102 2002-04-18 Bernd Schmidt <bernds@redhat.com>
2104 * attribs.c (vector_type_node_list): New static variable.
2105 (handle_vector_size_attribute): Use it to avoid generating a
2106 new type node each time we are called.
2108 * combine.c (subst): Avoid trying to make a vector mode subreg of
2109 an integer constant.
2110 (gen_lowpart_for_combine): Likewise.
2112 2002-04-18 Roger Sayle <roger@eyesopen.com>
2113 Jakub Jelinek <jakub@redhat.com>
2115 * fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
2116 for integer constant c (if x has unsigned type or sign bit is not
2117 set in c). This folds the zero/sign extension into the bit-wise and
2120 2002-04-18 Jakub Jelinek <jakub@redhat.com>
2123 * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
2126 2002-04-17 NIIBE Yutaka <gniibe@m17n.org>
2128 * config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
2130 2002-04-17 Nick Clifton <nickc@cambridge.redhat.com>
2132 * gcc.c (read_specs): Detect and fail if an attempt is made to
2133 rename a spec string to an already existing string.
2135 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
2137 * config/s390/s390.c (legitimize_pic_address): Do not generate
2138 illegal address constant without CONST.
2140 2002-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2142 * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
2143 * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2145 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
2147 PR optimization/6305
2148 * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
2149 to make sure previous reloads are taken into account. Generate
2150 better code if one operand is an in-range immediate constant.
2152 2002-04-16 Andrew Haley <aph@cambridge.redhat.com>
2154 * doc/install.texi (Building): libgcj requires GNU make.
2156 2002-04-17 Jakub Jelinek <jakub@redhat.com>
2159 * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
2160 even if hard quad and register is not floating.
2161 (movtf reg<-mem split): Disallow splitting if hard quad and
2162 register is floating.
2163 (movtf mem<-reg split): Likewise.
2164 * config/sparc/sparc.c (fp_register_operand): New predicate.
2165 * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
2167 2002-04-17 Zack Weinberg <zack@codesourcery.com>
2169 * Makefile.in (PROTO_OBJS): Add cppdefault.o.
2170 (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
2171 (unprotoize.o): Ditto. Build from protoize.c. Define
2172 UNPROTOIZE on command line.
2173 * protoize.c: Include cppdefault.h. Delete include_defaults.
2174 (in_system_include_dir): Use cpp_include_defaults (defined in
2176 * unprotoize.c: Delete file.
2178 2002-04-17 Aldy Hernandez <aldyh@redhat.com>
2180 * config/rs6000/altivec.h (vec_ld): Add array variants.
2184 2002-04-17 Alan Matsuoka <alanm@redhat.com>
2185 Aldy Hernandez <aldyh@redhat.com>
2187 * config/rs6000/altivec.h: Define __ALTIVEC__.
2194 Add parentheses to all macro arguments.
2196 2002-04-16 Richard Henderson <rth@redhat.com>
2199 * except.c (remove_eh_handler): Insert inner regions at beginning
2200 of sibling chain. Refactor expressions.
2202 2002-04-16 Richard Henderson <rth@redhat.com>
2204 * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
2205 * config/sparc/sol2-gas-bi.h: New file.
2206 * config.gcc (sparc*-solaris): Add it as needed.
2207 * configure.in (AS_SPARC64_FLAG): Remove check.
2208 * config.in, configure: Regenerate.
2210 * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
2212 2002-04-16 Richard Henderson <rth@redhat.com>
2214 * config/mips/mips.c (override_options): Don't override N32 for
2218 * config/mips/mips.md (can_delay): Split out of existing define_delays.
2219 (HILO_delay): Set can_delay false.
2221 2002-04-16 Dale Johannesen <dalej@apple.com>
2223 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
2224 instruction addresses.
2225 (rs6000_output_function_epilogue): Likewise.
2227 2002-04-16 Paolo Carlini <pcarlini@unitus.it>
2229 * c-parse.in (poplevel, compstmt_start,
2230 compstmt_primary_start): Add ending ';', in accordance
2233 2002-04-16 Richard Henderson <rth@redhat.com>
2235 * config.gcc (sparcv9-solaris): Configure for 64-bit default.
2236 Adjust tm_file order to get TARGET_DEFAULT set properly.
2237 (sparc-solaris): Configure 2.[78] for 64-bit multilibs.
2238 * doc/install.texi (sparc-solaris): Update.
2240 2002-04-16 Dale Johannesen <dalej@apple.com>
2242 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
2243 comparison operands do not match each other or if modes of
2244 conditions do not match result.
2246 2002-04-16 Hartmut Penner <hpenner@de.ibm.com>
2249 * config/s390/s390.md (mulsidi3): Set both subregs of the
2252 2002-04-16 Aldy Hernandez <aldyh@redhat.com>
2254 * config/rs6000/altivec.h (vec_addc): Type check.
2256 2002-04-16 Jakub Jelinek <jakub@redhat.com>
2259 * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
2261 * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
2263 2002-04-15 Richard Henderson <rth@redhat.com>
2265 * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
2266 call_really_used_regs too.
2268 2002-04-15 Richard Henderson <rth@redhat.com>
2270 * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
2272 2002-04-15 David S. Miller <davem@redhat.com>
2274 * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
2277 2002-04-16 Jakub Jelinek <jakub@redhat.com>
2280 * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
2281 CONST_VECTOR is { 0, ... 0 }.
2283 2002-04-15 Loren J. Rittle <ljrittle@acm.org>
2285 * doc/install.texi (Installing GCC: Configuration): Clarify
2286 the only supported ways to configure gcc.
2288 2002-04-15 Roland McGrath <roland@frob.com>
2290 * config.gcc (alpha*-*-gnu*): New target configuration.
2291 * config/alpha/gnu.h: New file for it.
2292 * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
2294 2002-04-16 Mark Mitchell <mark@codesourcery.com>
2296 * c-common.h (STMT_EXPR_NO_SCOPE): New macro.
2297 * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
2298 * tree.h (expand_start_stmt_expr): Update prototype.
2299 * stmt.c (expand_start_stmt_expr): Add has_scope parameter.
2300 * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
2301 on the STMT_EXPR created for the inline function.
2303 2002-04-15 Richard Henderson <rth@redhat.com>
2305 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
2306 config/i386/linux-aout.h, config/i386/linux-oldld.h,
2307 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
2308 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
2309 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
2310 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
2311 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
2312 Define __gnu_linux__, not gnu_linux.
2313 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
2315 2002-04-15 Mark Mitchell <mark@codesourcery.com>
2317 Remove Chill front end.
2318 * gcc.c (default_compilers): Remove Chill entries.
2319 * ch: Remove directory.
2320 * doc/frontends.texi: Remove information about Chill.
2321 * doc/sourcebuild.texi: Likewise.
2322 * doc/standards.texi: Likewise.
2324 2002-04-15 Douglas B Rupp <rupp@gnat.com>
2326 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
2327 (LONGLONG_STANDALONE): Define.
2329 2002-04-15 David S. Miller <davem@redhat.com>
2331 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
2332 Call emit_library_call with LCT_NORMAL.
2333 (sparc_initialize_trampoline): Use LCT_foo instead of
2334 magic constant in emit_library_call invocations.
2335 (sparc64_initialize_trampoline): Likewise.
2336 (sparc_profile_hook): Likewise.
2337 * config/sparc/sparc.md: Likewise.
2339 * config/sparc/sparc.c (sparc_extra_constraint_check):
2340 Fix type of argument 'c'.
2341 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
2344 2002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
2346 * diagnostic.h (output_buffer_state): Redefine.
2347 (output_format_decoder): New macro.
2348 (output_prefixing_rule): Likewise.
2349 (output_line_cutoff): Likewise.
2350 (diagnostic_format_decoder): Adjust.
2351 (diagnostic_prefixing_rule): Likewise.
2352 (diagnostic_line_cutoff): Likewise.
2353 (diagnostic_state): Likewise.
2354 (diagnostic_kind_count): Likewise.
2355 (diagnostic_buffer): Now a macro.
2357 * diagnostic.c (diagnostic_buffer): Remove definition.
2358 (output_is_line_wrapping): Adjust.
2359 (set_real_maximum_length): Likewise.
2360 (output_set_maximum_length): Likewise.
2361 (init_output_buffer): Likewise.
2362 (lhd_print_error_function): Likewise.
2363 (output_do_verbatim): Likewise.
2365 2002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
2367 * cpperror.c (print_location): Don't print include chain
2369 (cpp_begin_message): Update to use DL_ macros.
2370 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
2371 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
2372 cpp_notice, cpp_notice_from_errno): Remove.
2373 (cpp_error, cpp_error_with_line): Update to take a diagnostic
2376 * cppexp.c (CPP_ICE): Remove.
2377 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
2378 lex, integer_overflow, _cpp_parse_expr): Update.
2379 * cppfiles.c (read_include_file, find_include_file,
2380 handle_missing_header, _cpp_read_file, remap_filename): Update.
2381 * cpphash.h (enum error_type): Remove.
2382 (_cpp_begin_message): Update.
2383 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
2384 cpp_handle_option, cpp_post_options): Update.
2385 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
2386 skip_whitespace, parse_identifier, parse_slow, parse_string,
2387 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
2388 cpp_interpret_charconst): Update.
2389 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
2390 lex_macro_node, do_undef, glue_header_name, parse_include,
2391 do_include_common, read_flag, do_line, do_linemarker, do_ident,
2392 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
2393 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
2394 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
2395 _cpp_pop_buffer, do_diagnostic): Update.
2396 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
2397 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
2398 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
2399 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
2400 cpp_notice, cpp_notice_from_errno): Remove.
2401 (cpp_error, cpp_error_with_line): Update to take a diagnostic
2404 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
2405 collect_args, enter_macro_context, save_parameter, parse_params,
2406 _cpp_create_definition, check_trad_stringification,
2407 cpp_macro_definition): Update.
2408 * cppmain.c (cpp_preprocess_file): Update.
2409 * fix-header.c (read_scan_file): Update.
2411 2002-04-14 Andreas Schwab <schwab@suse.de>
2413 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
2415 2002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
2417 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
2419 2002-04-13 Mark Mitchell <mark@codesourcery.com>
2421 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
2424 2002-04-13 Hans-Peter Nilsson <hp@axis.com>
2426 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
2428 2002-04-13 Joel Sherrill <joel@OARcorp.com>
2430 * config/sparc/t-elf: Enable v8 multilibs. Impacts
2431 sparc-elf and sparc-rtems targets.
2433 2002-04-13 Mark Mitchell <mark@codesourcery.com>
2435 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
2436 defined, and __gnu_hurd__ wherever __GNU__ is defined.
2437 * arm/linux-elf.h: Likewise.
2438 * cris/aout.h: Likewise.
2439 * cris/linux.h: Likewise.
2440 * i370/linux.h: Likewise.
2441 * i386/gnu.h: Likewise.
2442 * i386/linux-aout.h: Likewise.
2443 * i386/linux-oldld.h: Likewise.
2444 * i386/linux.h: Likewise.
2445 * i386/linux64.h: Likewise.
2446 * ia64/linux.h: Likewise.
2447 * m68k/linux-aout.h: Likewise.
2448 * m68k/linux.h: Likewise.
2449 * mips/linux.h: Likewise.
2450 * pa/pa-linux.h: Likewise.
2451 * pj/linux.h: Likewise.
2452 * rs6000/sysv4.h: Likewise.
2453 * s390/linux.h: Likewise.
2454 * sh/linux.h: Likewise.
2455 * sparc/linux-aout.h: Likewise.
2456 * sparc/linux.h: Likewise.
2457 * sparc/linux64.h: Likewise.
2458 * xtensa/linux.h: Likewise.
2460 2002-04-13 Richard Sandiford <rsandifo@redhat.com>
2462 * stmt.c (check_unique_operand_names): Expect operand names to
2463 be strings rather than identifiers. Use simple_cst_equal to
2465 (resolve_operand_name_1): Make same identifier to string change here.
2466 * c-parse.in (asm_operand): Convert a named operand into a string.
2467 * cp/parse.y (asm_operand): Likewise.
2469 2002-04-13 Andreas Schwab <schwab@suse.de>
2471 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
2473 2002-04-12 Mark Mitchell <mark@codesourcery.com>
2475 Revert these changes:
2477 2002-04-06 Mark Mitchell <mark@codesourcery.com>
2480 * stor-layout.c (layout_decl): Reset the RTL for the decl.
2482 2002-04-12 Richard Henderson <rth@redhat.com>
2484 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
2485 (sparc*-*-solaris): Clean up header files.
2486 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
2487 and plan on generating 64-bit code.
2488 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
2489 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
2490 * config/sparc/sol2-sld-64.h: Rename ...
2491 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
2492 for AS_SPARC64_FLAG not defined.
2493 * config/sparc/sol2-gld-bi.h: New.
2494 * config/sparc/sol2-sld.h: Remove.
2495 * config/sparc/sol26-sld.h: New.
2496 * config/sparc/sol2.h: Tidy comments.
2497 * doc/install.texi: Document sparc-solaris configury changes.
2499 2002-04-12 Richard Henderson <rth@redhat.com>
2501 * recog.c (offsettable_address_p): Match the logic in adjust_address.
2503 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
2504 in 64-bit mode only. Use only for 32-bit or MEDLOW.
2506 2002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2508 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
2510 Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
2512 * pa.c (pa_can_combine_p): Call extract_insn before calling
2515 2002-04-12 Douglas B Rupp <rupp@gnat.com>
2517 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
2518 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
2519 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
2520 (CPP_PREDEFINES): Handle __declspec.
2521 * config/i386/t-interix (USER_H): Remove.
2523 2002-04-12 DJ Delorie <dj@redhat.com>
2525 * integrate.c (compare_blocks): Make comparisons safe for when
2526 sizeof(int) < sizeof(char *).
2527 (find_block): Likewise.
2529 2002-04-12 Jan Hubicka <jh@suse.cz>
2530 David Edelsohn <edelsohn@gnu.org>
2532 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
2534 (symbol_ref_operand): New.
2535 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
2536 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
2538 2002-04-12 Andreas Schwab <schwab@suse.de>
2540 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
2541 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
2542 overrides the definition in config/svr4.h.
2544 2002-04-12 Eric Norum <eric.norum@usask.ca>
2546 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
2547 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
2548 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
2549 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
2550 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
2551 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
2552 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
2553 definitions to config/rtems.h and make the targets more similar.
2555 Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2557 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
2558 POINTERS_EXTEND_UNSIGNED.
2559 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
2560 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
2562 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
2565 Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
2567 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
2568 depends on TARGET_SHMEDIA, not TARGET_SH5.
2570 2002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
2572 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
2573 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
2575 Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
2577 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
2580 2002-04-12 Andreas Schwab <schwab@suse.de>
2582 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
2584 2002-04-12 Richard Henderson <rth@redhat.com>
2587 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
2589 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
2590 modes spanning multiple hard regs.
2592 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
2594 2002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
2596 * pa.c (pa_output_function_prologue): Don't accumulate the total
2597 number of code bytes when using TARGET_64BIT, or gas, SOM and not
2598 the portable runtime.
2599 (output_deferred_plabels): Handle 64bit plabels.
2600 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
2601 generating pic code using the GAS assembler for object formats that
2602 are not SOM (ie., ELF32 and ELF64).
2603 (output_millicode_call): Check attribute type if attribute length is 28.
2604 Likewise use $PIC_pcrel$0. Only call get_attr_length and
2605 dbr_sequence_length once.
2606 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
2607 dbr_sequence_length once.
2608 * pa.h (TARGET_SOM): Define if not defined.
2609 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
2610 with GAS and not SOM.
2611 (jump, call_internal_reg, call_value_internal_reg): Likewise.
2612 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
2614 2002-04-11 David O'Brien <obrien@FreeBSD.org>
2616 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
2617 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
2618 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
2619 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
2620 elfos.h and dbxelf.h values are fine now.
2621 * config/i386/freebsd.h, config/alpha/freebsd.h
2622 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
2624 2002-04-11 David O'Brien <obrien@FreeBSD.org>
2626 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
2627 or set Acpu or Amachine. Reformat.
2628 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
2630 (LINK_SPEC): Do not need to undef.
2631 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
2632 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
2633 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
2635 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
2636 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
2637 (LINK_SPEC): Do not need to undef.
2638 (DONT_USE_BUILTIN_SETJMP): Do not define.
2639 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
2640 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
2641 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
2642 Remove trailing spaces.
2643 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
2644 __ELF__, or set Acpu or Amachine. Reformat.
2645 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
2648 2002-04-11 David O'Brien <obrien@FreeBSD.org>
2650 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
2651 all other *-*-freebsd* targets.
2653 2002-04-11 Richard Henderson <rth@redhat.com>
2655 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
2657 2002-04-11 David O'Brien <obrien@FreeBSD.org>
2659 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
2660 Include {cpu}/{cpu}.h thru tm_file.
2661 (alpha*-*-linux*ecoff): Remove target.
2662 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
2663 (LINK_SPEC): Remove, is not OS independent.
2664 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
2665 (LINK_SPEC): Do not need to #undef any longer.
2666 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
2668 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
2670 (LINK_SPEC): Moved here from alpha/elf.h.
2671 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
2673 * config/alpha/linux-ecoff.h: Remove.
2674 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
2675 (CPP_SPEC): Define _POSIX_SOURCE as needed.
2676 (CPP_SUBTARGET_SPEC): Do not define.
2677 (LINK_SPEC): Do not need to #undef any longer.
2678 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
2679 * config/alpha/vms.h: Likewise.
2681 2002-04-11 Richard Sandiford <rsandifo@redhat.com>
2683 * doc/extend.texi: Remove old claim that typedefs cannot have
2684 an alignment attribute.
2686 2002-04-11 Jakub Jelinek <jakub@redhat.com>
2688 PR optimization/6177
2689 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
2690 bitpos is 0 and bitsize CONCAT size.
2692 2002-04-11 Jakub Jelinek <jakub@redhat.com>
2695 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
2697 2002-04-10 David O'Brien <obrien@FreeBSD.org>
2699 * config/alpha/freebsd.h: Minor reformatting.
2700 (CPP_SPEC): Define ELF and add cpp_subtarget.
2701 (ASM_SPEC): No longer needed.
2703 2002-04-11 Richard Henderson <rth@redhat.com>
2705 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
2706 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
2707 (dimode mem/zero splitter): New.
2709 2002-04-11 Hans-Peter Nilsson <hp@axis.com>
2711 * config/cris/cris.c (cris_override_options): Tweak error message
2712 for PIC not implemented.
2714 * config/cris/cris.h: Tweak comments related to parameter-passing.
2716 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
2718 2002-04-10 Richard Henderson <rth@redhat.com>
2720 * except.c (add_ehl_entry): Allow duplicates after landing pad
2723 2002-04-10 David Edelsohn <edelsohn@gnu.org>
2725 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
2727 2002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
2729 * c-decl.c (c_init_decl_processing): Move generation of
2730 decls for g77_integer_type_node and friends from here ...
2731 * c-common.c (c_common_nodes_and_builtins): ... to here.
2733 2002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
2735 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
2736 is only used as frame pointer when frame_pointer_needed is true.
2738 2002-04-10 Richard Earnshaw <rearnsha@arm.com>
2741 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
2742 for the fact that the pool entry uses two words.
2743 (movdf_hard_insn): Similarly. Also, ADR instruction can span
2745 (movdf_soft_insn): Similarly.
2746 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
2747 for the fact that the pool entry uses three words.
2749 2002-04-10 Richard Sandiford <rsandifo@redhat.com>
2751 * config/mips/mips.c (mips_va_arg): When using the struct version
2752 of the EABI va_list, allow arguments in the register save area to
2753 take up less room than a stack argument.
2755 2002-04-10 Richard Henderson <rth@redhat.com>
2757 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
2758 if EXPAND_INITIALIZER.
2760 2002-04-09 Richard Henderson <rth@redhat.com>
2762 * config/alpha/alpha.md (movdi_er_maybe_g): New.
2763 * config/alpha/alpha.c (alpha_expand_mov): Use it.
2765 2002-04-10 Alan Modra <amodra@bigpond.net.au>
2767 PR optimization/6233
2768 * rtlanal.c (pure_call_p): New function.
2769 * rtl.h (pure_call_p): Declare.
2770 * loop.c (prescan_loop): Use it to set has_nonconst_call.
2771 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
2773 2002-04-09 Eric Christopher <echristo@redhat.com>
2775 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
2776 information to .comm directive.
2778 2002-04-09 Richard Henderson <rth@redhat.com>
2781 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
2783 2002-04-09 Richard Henderson <rth@redhat.com>
2785 * basic-block.h (flow_delete_block_noexpunge): Declare.
2786 (expunge_block_nocompact): Declare.
2787 * cfg.c (expunge_block_nocompact): Split out from ...
2788 (expunge_block): ... here.
2789 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
2790 (flow_delete_block_noexpunge): Split out from ...
2791 (flow_delete_block): ... here.
2792 * cfgcleanup.c (delete_unreachable_blocks): Compact while
2793 removing dead blocks.
2794 * except.c (exception_handler_labels): Remove.
2795 (exception_handler_label_map): New.
2796 (struct eh_region): Add aka member.
2797 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
2798 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
2799 (for_each_eh_label, for_each_eh_label_1): New.
2800 (init_eh): Register exception_handler_label_map.
2801 (free_eh_status): Use free_region.
2802 (find_exception_handler_labels): Use the map, not the list.
2803 (remove_exception_handler_label): Likewise.
2804 (maybe_remove_eh_handler): Likewise.
2805 (remove_eh_handler): Use the region aka bitmap.
2806 * except.h (exception_handler_labels): Remove.
2807 (for_each_eh_label): Declare.
2808 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
2809 * loop.c (invalidate_loops_containing_label): New.
2810 (find_and_verify_loops): Use it. Use for_each_eh_label.
2811 * sched-rgn.c (is_cfg_nonregular): Use
2812 current_function_has_exception_handlers.
2814 2002-04-09 Richard Henderson <rth@redhat.com>
2816 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
2817 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
2818 Do not return changed status.
2819 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
2820 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
2821 New functions that do return changed status.
2822 * sbitmap.h: Update decls.
2823 * gcse.c, lcm.c: Use _cg functions as needed.
2825 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
2827 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
2828 (sh64-*-elf*, sh-*-rtemself*): Likewise.
2829 * config/sh/embed_bb.c: New file.
2830 * config/sh/embed-elf.h: New file.
2831 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
2832 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
2833 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
2835 (SUBTARGET_CPP_PTR_SPEC): Don't define.
2836 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
2837 Add subtarget_asm_endian_spec.
2838 (ASM_SPEC): Use subtarget_asm_endian_spec.
2839 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
2840 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
2841 (WCHAR_UNSIGNED): Define.
2842 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
2843 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
2844 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
2846 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
2847 (sh_adjust_cost): Likewise.
2848 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
2850 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
2851 (WCHAR_TYPE_SIZE): Likewise.
2852 (ASM_SPEC): Use subtarget_asm_endian_spec.
2853 (SH_ELF_WCHAR_TYPE): #undef/ #define.
2854 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
2855 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
2856 (MAX_WCHAR_TYPE_SIZE): Don't #define .
2857 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
2858 (USER_LABEL_PREFIX): Don't #undef /#define .
2859 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
2860 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
2861 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
2862 (ASM_SPEC): Likewise.
2863 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
2864 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
2865 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
2866 (LIB2FUNCS_EXTRA): Define.
2867 * t-sh64 (LIB2FUNCS_EXTRA): Define.
2868 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
2869 (LIB1ASMFUNCS_CACHE): Define.
2870 (LIB2FUNCS_EXTRA): Redefine empty.
2872 2002-04-08 Richard Henderson <rth@redhat.com>
2874 * reorg.c (get_branch_condition): Use reversed_comparison_code.
2876 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2878 * config/m68hc11/larith.asm (__map_data_section): Fix condition
2879 and optimize for size.
2880 (__do_global_ctors): Fix pointer comparison.
2881 (__do_global_dtors): Likewise.
2883 2002-04-09 David S. Miller <davem@redhat.com>
2885 * config/sparc/sparc.c (sparc_extra_constraint_check): New
2886 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
2887 allow reloading pseudos.
2888 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
2889 * config/sparc/sparc-protos.h: Declare it.
2891 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
2892 unsigned comparison warning.
2893 (output_restore_regs): Mark leaf_function as unused.
2895 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2897 * expr.c (is_aligning_offset): New function.
2898 (expand_expr, case COMPONENT_EXPR): Call it.
2900 2002-04-08 David S. Miller <davem@redhat.com>
2903 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
2905 Make init_priority work on Sparc when using GNU ld.
2906 * config/sparc/linux.h, config/sparc/linux64.h,
2907 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
2908 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
2909 * config/sparc/sol2-gld.h: New file to do the same.
2910 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
2911 sparc/sol2-gld.h to tm_file.
2913 PR optimization/4328
2914 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
2915 * doc/md.texi: Document it.
2916 * config/sparc/sparc.md (movdi_insn_sp64_novis,
2917 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
2918 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
2919 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
2920 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
2922 2002-04-08 Andreas Jaeger <aj@suse.de>
2924 * stmt.c (expand_asm_operands): Revert last patch from Richard
2927 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2929 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
2930 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
2932 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2934 * doc/contrib.texi (Contributors): Add David O'Brien.
2936 2002-04-08 Alan Modra <amodra@bigpond.net.au>
2938 * configure.in (auto-build.h): Use target_alias and build_alias
2939 when running configure.
2940 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
2941 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
2942 * configure: Regenerate.
2944 2002-04-07 David S. Miller <davem@redhat.com>
2946 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
2948 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
2951 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
2952 generating 32-bit pic code.
2954 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
2956 * cppinit.c (cpp_create_reader): Initialize
2957 discard_comments_in_macro_exp.
2958 (COMMAND_LINE_OPTIONS): Add "-CC" option.
2959 (cpp_handle_option): Handle "-CC" option.
2960 * cpplex.c (save_comment): If saving a C++ comment in
2961 a directive, convert it to a C comment.
2962 (_cpp_lex_direct): Pass second comment start character to
2963 save_comment to indicate comment type.
2964 * cpplib.c (_cpp_handle_directive): If processing
2965 a "#define" directive and discard_comments_in_macro_exp
2966 is false, re-enable saving of comments.
2967 (lex_macro_node): If discard_comments_in_macro_exp is false,
2968 discard any comments before the macro identifier.
2969 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
2971 * cppmacro.c (cpp_get_token): If expanding a macro while
2972 processing a directive, discard any comments we might encounter.
2973 (parse_params): If discard_comments_in_macro_exp is false,
2974 ignore comments in the macro parameter list.
2975 * gcc.c (cpp_unique_options): Add "-CC" option.
2976 (option_map): Map "--comments-in-macros" to "-CC".
2977 * doc/cppopts.texi: Document "-CC" option.
2978 * f/lang-specs.h: Add "-CC" option.
2979 * testsuite/gcc.dg/cpp/maccom1.c: New test.
2980 * testsuite/gcc.dg/cpp/maccom2.c: New test.
2981 * testsuite/gcc.dg/cpp/maccom3.c: New test.
2982 * testsuite/gcc.dg/cpp/maccom4.c: New test.
2983 * testsuite/gcc.dg/cpp/maccom5.c: New test.
2984 * testsuite/gcc.dg/cpp/maccom6.c: New test.
2986 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
2989 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
2991 2002-04-06 Mark Mitchell <mark@codesourcery.com>
2994 * stor-layout.c (layout_decl): Reset the RTL for the decl.
2997 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
2998 RTX_UNCHANGING_P for the functions arguments when a tail call
3001 2002-04-06 Jason Merrill <jason@redhat.com>
3003 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
3004 (parse_options_and_default_flags): Set them appropriately.
3005 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
3007 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
3009 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
3012 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
3015 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
3016 types come in by-reference. Fix typo in comment.
3018 2002-04-05 David S. Miller <davem@redhat.com>
3020 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
3021 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
3022 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
3023 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
3025 2002-04-05 David S. Miller <davem@redhat.com>
3027 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
3028 are not going to emit return instructions, emit at least a nop
3029 for the sake of sane backtraces.
3031 2002-04-05 Richard Henderson <rth@redhat.com>
3033 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
3035 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
3037 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
3039 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
3041 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
3042 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
3043 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
3045 2002-04-05 Andreas Schwab <schwab@suse.de>
3047 * c-convert.c: Include c-common.h.
3048 * Makefile.in (c-convert.o): Updated.
3050 2002-04-05 Jakub Jelinek <jakub@redhat.com>
3052 * mklibgcc.in: Use separate libgcc.map for each multilib.
3053 * Makefile.in (distclean): Don't remove libgcc.map here.
3055 2002-04-05 Jakub Jelinek <jakub@redhat.com>
3057 * Makefile.in (s-mlib): Handle --disable-multilib by separate
3058 genmultilib invocation.
3060 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
3062 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
3063 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
3064 to num_gprs for symmetry.
3065 * config/mips/mips.c: Adjust accordingly.
3067 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
3069 * c-common.c (truthvalue_conversion): Rename, update.
3070 * c-common.h (c_common_truthvalue_conversion): New.
3071 * c-convert.c (convert): Update.
3072 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
3073 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
3074 * c-typeck.c (build_binary_op, build_unary_op,
3075 build_conditional_expr): Update.
3076 * fold-const.c (constant_boolean_node, fold): Use langhook.
3077 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
3078 * langhooks.h (struct lang_hooks): New hook.
3079 * stmt.c (expand_decl_cleanup): Use langhook.
3080 * tree.h (truthvalue_conversion): Remove.
3082 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
3084 2002-04-05 Alan Modra <amodra@bigpond.net.au>
3086 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
3087 Add rules to make null object file.
3089 2002-04-04 Jim Blandy <jimb@redhat.com>
3091 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
3092 macro formal parameter names.
3094 2002-04-04 David S. Miller <davem@redhat.com>
3096 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
3098 2002-04-04 Richard Henderson <rth@redhat.com>
3101 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
3102 Support copies into and out of memory. Don't accept allows_reg
3103 and allows_mem as gospel.
3105 2002-04-04 Richard Henderson <rth@redhat.com>
3108 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
3109 (write_dependence_p): Likewise.
3111 2002-04-04 Richard Henderson <rth@redhat.com>
3113 * predict.c (estimate_bb_frequencies): Do frequency calculation
3114 with a volatile temporary.
3116 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
3118 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
3120 2002-04-04 Jakub Jelinek <jakub@redhat.com>
3123 * final.c (final_start_function): Don't bump profile_label_no here...
3124 (final_end_function): ...but here.
3126 2002-04-04 Jakub Jelinek <jakub@redhat.com>
3128 * config/sparc/sparc.md (pic): New attribute.
3129 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
3131 (split after do_builtin_setjmp_setup): New.
3133 2002-04-04 Jakub Jelinek <jakub@redhat.com>
3136 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
3139 2002-04-04 Jakub Jelinek <jakub@redhat.com>
3141 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
3142 UNITS_PER_WORD for zero sized aggregates.
3144 2002-04-03 David S. Miller <davem@redhat.com>
3146 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
3147 one-character spec for this, just use %(link_gcc_c_sequence).
3149 2002-04-03 David S. Miller <davem@redhat.com>
3151 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
3154 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
3156 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
3157 (DWARF_FRAME_RETURN_COLUMN): Move.
3158 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3159 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
3160 * pa.c (except.h, predict.h): Include.
3162 (store_reg_modify, set_reg_plus_d): Revise prototypes.
3163 (output_ascii): Add cast.
3164 (store_reg_modify): Revise to add frame notes.
3165 (set_reg_plus_d): Likewise.
3166 (compute_frame_size): Include space for eh data registers in frame if
3167 the current function calls eh_return.
3168 (hppa_expand_prologue): Ensure register %r2 is saved if the current
3169 function calls eh_return. Save eh data registers if the current
3170 function calls eh_return. Fix code to add frame notes. Emit
3171 blockage to prevent insns with frame notes being scheduled in the
3172 delay slot of calls.
3173 (hppa_expand_epilogue): Restore eh data registers and do final stack
3174 adjustment if the current function calls eh_return. Don't add frame
3176 (output_call): Revise for change in length of call insn. Don't do
3177 return pointer adjustment for an unconditional jump in the delay slot
3178 of a call when using frame notes.
3179 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
3180 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
3181 (ARG_POINTER_CFA_OFFSET): Define.
3182 * pa.md (return_external_pic): New pattern.
3183 (prologue): Correct formatting. Use return_external_pic if current
3184 function calls eh_return.
3185 (call_internal_symref, call_value_internal_symref,
3186 sibcall_internal_symref, sibcall_value_internal_symref): Change default
3187 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
3189 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
3191 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
3192 list of targets to check using "nop" insn.
3193 * configure: Rebuilt.
3195 2002-04-04 Alan Modra <amodra@bigpond.net.au>
3197 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
3199 2002-04-03 David S. Miller <davem@redhat.com>
3201 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
3202 library sequence passed to the linker.
3203 (LINK_COMMAND_SPEC): Use it.
3204 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
3205 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
3206 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
3208 2002-04-03 Jason Merrill <jason@redhat.com>
3210 * except.c (struct eh_status): Remove protect_list.
3211 (begin_protect_partials, end_protect_partials): Remove.
3212 (add_partial_entry): Remove.
3213 * except.h: Remove prototypes.
3215 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
3216 expand_decl_cleanup_eh.
3219 * tree.h (CLEANUP_EH_ONLY): New macro.
3220 * stmt.c (expand_decl_cleanup_eh): New fn.
3221 (expand_cleanups): Check CLEANUP_EH_ONLY.
3222 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
3223 Use expand_decl_cleanup_eh.
3224 (expand_stmt): Adjust.
3225 * c-common.h: Adjust prototype.
3227 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
3229 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
3230 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
3231 (cris_target_asm_function_epilogue): Ditto.
3232 (cris_initial_frame_pointer_offset): Ditto.
3233 (cris_simple_epilogue): Ditto.
3234 (cris_expand_builtin_va_arg): Variable-size types come in
3237 2002-04-03 David S. Miller <davem@redhat.com>
3239 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
3241 (set_fast_math): Correct 'fsr' type.
3243 2002-04-03 Richard Henderson <rth@redhat.com>
3246 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
3247 * toplev.c (check_global_declarations): Use it.
3248 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
3249 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
3250 (LANG_HOOKS_DECLS): Add it.
3251 * langhooks.c (lhd_warn_unused_global_decl): New.
3252 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
3253 * c-objc-common.c (c_warn_unused_global_decl): New.
3254 * c-tree.h (c_warn_unused_global_decl): Declare.
3255 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
3257 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
3259 * langhooks-def.h (lhd_set_decl_assembler_name,
3260 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
3261 (LANG_HOOKS_INITIALIZER): Update.
3262 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
3263 * langhooks.h (struct lang_hooks): New hook.
3264 * tree.c (set_decl_assembler_name): Move to langhooks.c.
3265 (lang_set_decl_assembler_name): Remove.
3266 (init_obstacks): Don't set hook.
3267 (decl_assembler_name): New function.
3268 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
3269 (decl_assembler_name): New.
3270 (lang_set_decl_assembler_name): Remove.
3272 2002-04-03 Jakub Jelinek <jakub@redhat.com>
3274 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
3275 works properly with .hidden symbols.
3276 * configure: Rebuilt.
3277 * config.in: Rebuilt.
3278 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
3279 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
3280 properly with .hidden symbols.
3282 2002-04-03 Jakub Jelinek <jakub@redhat.com>
3285 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
3288 2002-04-03 Richard Henderson <rth@redhat.com>
3291 * sched-rgn.c (sets_likely_spilled): New.
3292 (sets_likely_spilled_1): New.
3293 (add_branch_dependences): Use it.
3295 2002-04-02 Richard Henderson <rth@redhat.com>
3298 * loop.h (LOOP_FIRST_PASS): New.
3299 * loop.c (strength_reduce): Mind it when deciding to unroll.
3300 * toplev.c (rest_of_compilation): Set it.
3302 2002-04-02 David S. Miller <davem@redhat.com>
3304 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
3305 mems_ok_for_ldd_peep when the order of the loads being examined
3307 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
3308 existing comment to increase comprehension of this situation.
3310 2002-04-02 Zack Weinberg <zack@codesourcery.com>
3312 * config/sh/sh.md: Don't use union real_extract.
3314 2002-04-02 Richard Henderson <rth@redhat.com>
3316 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
3318 2002-04-02 David O'Brien <obrien@FreeBSD.org>
3320 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
3321 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
3322 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
3323 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
3324 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
3325 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
3326 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
3327 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
3328 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
3329 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
3330 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
3331 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
3332 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
3333 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
3334 Include as many configury headers via tm_file as possible. This
3335 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
3336 * config/openbsd-oldgas.h: New file.
3337 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
3338 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
3339 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
3340 config/i386/i386-coff.h, config/i386/i386-interix.h,
3341 config/i386/iscdbx.h, config/i386/linux-aout.h,
3342 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
3343 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
3344 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
3345 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
3346 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
3347 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
3348 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
3349 config/i386/vxi386.h: Do not directly include configury headers.
3350 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
3351 Directly include configury headers that are no longer automatically
3352 included by the above headers.
3353 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
3354 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
3355 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
3356 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
3357 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
3358 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
3359 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
3360 (TARGET_VERSION): Define.
3361 * config/i386/beos-elf.h, config/i386/freebsd.h,
3362 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
3363 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
3364 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
3365 config/i386/sco5.h, config/i386/sysv4.h
3366 (TARGET_VERSION): Do not need to protect.
3367 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
3368 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
3369 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
3370 config/i386/i386-interix.h, config/i386/linux-aout.h,
3371 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
3372 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
3373 (YES_UNDERSCORES): Do not define - not needed.
3374 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
3375 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
3376 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
3377 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
3378 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
3379 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
3380 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
3381 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
3383 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
3384 Richard Henderson <rth@redhat.com>
3387 * function.c (assign_temp): Accept either type or decl argument.
3388 Detect variables whose size is too large to fit into an integer.
3389 * stmt.c (expand_decl): Pass the decl, not the type.
3391 2002-04-02 David O'Brien <obrien@FreeBSD.org>
3393 * protoize.c: Match include directory usage with cppdefault.c.
3395 2002-04-03 Jeffrey A Law (law@redhat.com)
3396 Hans-Peter Nilsson <hp@bitrange.com>
3398 * combine.c (simplify_comparison): Avoid narrowing a comparison
3399 with a paradoxical subreg when doing so would drop signficant bits.
3401 2002-04-02 Steve Ellcey <sje@cup.hp.com>
3403 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
3404 if POINTERS_EXTEND_UNSIGNED is defined.
3406 2002-04-02 Richard Henderson <rth@redhat.com>
3409 * local-alloc.c (contains_replace_regs): LO_SUM may contain
3412 2002-04-02 Richard Henderson <rth@redhat.com>
3414 * doc/standards.texi: Document required freestanding libc entry points.
3416 2002-04-02 Alan Modra <amodra@bigpond.net.au>
3418 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
3419 associated splitter. Remove MQ constraint.
3420 (ctrdi_internal4): Correct CCmode clobber.
3422 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
3424 * milli64.S ($$dyncall): New function.
3425 * t-linux (LIB1ASMFUNCS): Revise module list.
3426 (LIB1ASMSRC): Use pa/milli64.S.
3428 2002-04-02 Richard Henderson <rth@redhat.com>
3430 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
3431 rename solaris_sys_varargs_h.
3433 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3435 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
3436 the same mode as its component.
3438 2002-04-02 Richard Henderson <rth@redhat.com>
3441 * final.c (this_is_asm_operands): Export.
3442 * output.h (this_is_asm_operands): Declare.
3443 * config/i386/i386.c (print_operand): Error odd asm operands.
3445 2002-04-02 Richard Henderson <rth@redhat.com>
3448 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
3450 2002-04-01 Richard Henderson <rth@redhat.com>
3453 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
3454 * fixinc/fixincl.x: Rebuild.
3456 2002-04-01 Richard Henderson <rth@redhat.com>
3458 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
3459 (atomic_alloc, atomic_free): New.
3460 (SIZE, MASK_FOR, PTR_IN): New.
3461 (emergency_reg_state, emergency_reg_state_free): New.
3462 (emergency_labeled_state, emergency_labeled_state_free): New.
3463 (reg_state_alloced, labeled_state_alloced): New.
3464 (alloc_reg_state, free_reg_state): New.
3465 (alloc_label_state, free_label_state, free_label_states): New.
3466 (push, pop, dup_state_stack, free_state_stack): Use them.
3467 (desc_label_state): Likewise.
3468 (uw_frame_state_for): Free label states and state stack.
3469 (uw_update_reg_address): Eliminate warnings.
3471 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
3473 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
3474 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
3476 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
3478 * c-decl.c (grokdeclarator): Update.
3479 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
3480 * c-tree.h (c_mark_addressable): New.
3481 * c-typeck.c (default_function_array_conversion, build_unary_op,
3482 build_array_ref, convert_for_assignment): Update.
3483 (mark_addressable): Rename.
3484 * calls.c (try_to_integrate, expand_call): Use langhook.
3485 * expr.c (expand_expr): Use langhook.
3486 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
3487 * langhooks.h (struct lang_hooks): New hook.
3488 * stmt.c (expand_asm_operands): Use langhook.
3489 * tree.h (mark_addressable): Remove.
3491 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
3493 2002-04-01 Bob Wilson <bob.wilson@acm.org>
3495 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
3498 2002-04-01 Bob Wilson <bob.wilson@acm.org>
3500 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
3501 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
3503 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
3505 * c-common.c (unsigned_conversion_warning, convert_and_check,
3506 unsigned_type, signed_type, shorten_compare,
3507 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
3508 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
3509 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
3511 * c-decl.c (grokdeclarator): Update.
3512 * c-format.c (check_format_types): Update.
3513 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
3514 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
3515 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
3516 * convert.c (convert_to_integer): Use new hooks.
3517 * expmed.c (make_tree): Use new hooks.
3518 * expr.c (store_expr): Use new hooks.
3519 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
3520 all_ones_mask_p, unextend, fold): Use new hooks.
3521 * langhooks.h (struct lang_hooks_for_types): New hooks.
3522 * tree.h (signed_or_unsigned_type, signed_type,
3523 unsigned_type): Remove.
3525 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
3526 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
3528 2002-03-31 Richard Henderson <rth@redhat.com>
3530 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
3531 (desc_frgr_mem): Fix reference to f16-f31.
3533 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3535 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
3536 RTVEC_ELT): Const-ify.
3537 * varray.h (VARRAY_CHECK): Const-ify.
3538 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
3539 ggc_mark_rtvec, ggc_mark): Const-ify.
3541 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
3543 * diagnostic.c: Include langhooks-def.h.
3544 * Makefile.in (diagnostic.o): Update.
3546 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
3548 * c-common.c (c_unsafe_for_reeval): Rename.
3549 * c-common.h (c_unsafe_for_reeval): Rename.
3550 * c-decl.c (finish_incomplete_decl): Rename.
3551 (c_init_decl_processing): Don't set langhook.
3552 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
3553 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
3554 * c-objc-common.c (c_objc_common_init): Don't set langhook.
3555 * c-tree.h (finish_incomplete_decl): Rename.
3556 * langhooks-def.h (lhd_unsafe_for_reeval): New.
3557 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
3558 (LANG_HOOKS_INITIALIZER): Update.
3559 * langhooks.c (lhd_unsafe_For_reeval): New.
3560 * langhooks.h (struct langhooks): New hooks.
3561 * toplev.c (incomplete_decl_finalize_hook): Remove.
3562 (wrapup_global_declarations): Update.
3563 * tree.c (lang_unsafe_for_reeval): Remove.
3564 (unsafe_for_reeval): Update.
3565 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
3568 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
3569 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
3571 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
3573 * diagnostic.c (print_error_function): Remove.
3574 (default_print_error_function): Rename.
3575 (report_error_function): Update.
3576 * diagnostic.h (print_error_function): Remove.
3577 (default_print_error_function): Remove.
3578 * langhooks-def.h (struct diagnostic_context): Predeclare.
3579 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
3580 (LANG_HOOKS_INITIALIZER): Update.
3581 * langhooks.h (struct diagnostic context): Predeclare.
3582 (struct lang_hooks): New hook.
3584 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3586 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
3587 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
3589 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
3590 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
3591 of PIC_OFFSET_TABLE_REGNUM thruout.
3592 * config/rs6000/rs6000.md: Likewise.
3593 * config/rs6000/darwin.h: Likewise.
3595 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3597 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
3598 unsigned HOST_WIDE_INT, not unsigned int.
3600 2002-03-31 Jakub Jelinek <jakub@redhat.com>
3602 PR middle-end/6096, middle-end/6098, middle-end/6099
3603 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
3605 (fill_slots_from_thread): Likewise.
3607 2002-03-31 Jakub Jelinek <jakub@redhat.com>
3609 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
3610 floating fields in float regs.
3611 (function_arg_record_value_2): Likewise.
3613 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
3615 * config/mmix/mmix.md (define_constants): Remove misleading
3616 FIXME. Add MMIX_fp_rO_OFFSET.
3617 ("nonlocal_goto_receiver"): Don't have stack-frame address of
3618 saved rO as part of the pattern. Remove FIXME.
3619 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
3620 here, at output-time.
3622 2002-03-31 Jakub Jelinek <jakub@redhat.com>
3625 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
3627 (output_v9branch): Likewise.
3629 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
3631 * gcc.c: Revert previous patch for now.
3632 * config/i386/djgpp.h: Likewise.
3634 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
3636 * config/mmix/crti.asm (_init): Register _fini with atexit.
3637 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
3639 2002-03-31 Richard Henderson <rth@redhat.com>
3642 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
3643 (ASM_OUTPUT_DEF_FROM_DECLS): New.
3645 2002-03-31 Richard Henderson <rth@redhat.com>
3647 * libgcc2.c (__bb_exit_func): Make static.
3649 * config/alpha/alpha.md (trap): New.
3651 2002-03-31 Richard Henderson <rth@redhat.com>
3653 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
3654 promoted argument types; build trap.
3655 (expand_builtin_trap): New.
3656 (expand_builtin): Use it.
3657 * stmt.c (expand_nl_goto_receivers): Likewise.
3658 * expr.h (expand_builtin_trap): Declare.
3659 * libfuncs.h (LTI_abort, abort_libfunc): New.
3660 * optabs.c (init_optabs): Init abort_libfunc.
3662 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
3664 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
3665 (LINK_COMMAND_SPEC): ... from here.
3666 (init_gcc_specs): Duplicate it here too, omitting
3667 shared_name in the second copy.
3668 (init_spec): Test for duplicate
3669 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
3671 2002-03-30 David S. Miller <davem@redhat.com>
3673 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3674 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
3676 2002-03-30 Roger Sayle <roger@eyesopen.com>
3677 Richard Henderson <rth@redhat.com>
3679 * regmove.c (combine_stack_adjustments_for_block): Avoid
3680 emitting a stack adjustment of zero bytes. Let delete_insn
3683 2002-03-30 Richard Henderson <rth@redhat.com>
3685 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
3686 (sparc_emitting_epilogue): New.
3687 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
3688 * config/sparc/sparc-protos.h: Update.
3689 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
3690 (TARGET_SWITCHES): Update.
3691 * config/sparc/sparc.md (return): Remove.
3692 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
3693 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
3694 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
3695 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
3696 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
3697 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
3698 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
3699 Remove MASK_EPILOGUE.
3700 * doc/invoke.texi: Update.
3702 2002-03-30 Daniel Berlin <dan@dberlin.org>
3704 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
3705 CPP will start the file for us.
3707 2002-03-30 Richard Henderson <rth@redhat.com>
3710 * config/ia64/ia64.c (group_barrier_needed_p): Special case
3711 prologue_allocate_stack.
3712 (ia64_single_set): Use insn codes for recognition of special
3713 cases, not rtl matching.
3714 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
3716 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
3718 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
3720 2002-03-30 Richard Henderson <rth@redhat.com>
3723 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
3724 or -fomit-frame-pointer with profiling.
3725 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
3726 (FUNCTION_PROFILER): Do nothing.
3727 (PROFILE_HOOK): New.
3728 * config/sparc/sparc.c (sparc_override_options): Don't check
3729 code models for profiling.
3730 (sparc_function_profiler): Remove.
3731 (sparc_profile_hook): New.
3732 * config/sparc/sparc-protos.h: Update.
3734 2002-03-30 Jakub Jelinek <jakub@redhat.com>
3736 PR optimization/6086
3737 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
3738 of SUBREG of volatile MEM or because the MEM was mode dependent,
3739 return CLOBBER instead of unmodified SUBREG.
3741 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
3743 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
3744 when not optimizing.
3746 * toplev.c (rest_of_compilation): Cann mark_constant_function
3747 only when optimizing.
3749 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
3752 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
3753 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
3754 (try_optimize_cfg): clear all AUX fields.
3756 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
3757 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
3758 (ix86_address_cost): Be prepared for SUBREGed registers.
3759 (legitimate_address_p): Accept SUBREGed registers.
3761 2002-03-29 Richard Henderson <rth@redhat.com>
3764 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
3766 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3768 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
3769 for aggregate and TFmode types.
3771 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
3773 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
3775 2002-03-29 Richard Henderson <rth@redhat.com>
3778 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
3779 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
3781 2002-03-29 Richard Henderson <rth@redhat.com>
3784 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
3785 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
3786 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
3787 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
3789 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
3791 2002-03-29 Dale Johannesen <dalej@apple.com>
3793 * loop.c (combine_movables): Do allow combination of pseudos.
3795 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
3797 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
3798 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
3799 No functional change except ...
3800 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
3801 * doc/install.texi (*-*-freebsd*): Document port configuration.
3803 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
3805 * Makefile.in (convert.o, calls.o, expmed.o): Update.
3806 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
3808 * builtin-types.def (BT_PTRMODE): Update.
3809 * c-common.c (type_for_size): Rename c_common_type_for_size.
3810 (type_for_mode): Similarly.
3811 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
3813 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
3814 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
3815 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
3817 * c-typeck.c (common_type, comptypes, default_conversion):
3819 * calls.c: Include langhooks.h.
3820 (emit_library_call_value_1): Use new hooks. Avoid redundant
3822 * convert.c: Include langhooks.h
3823 (convert_to_pointer, convert_to_integer): Use new hooks.
3824 * except.c (init_eh): Similarly.
3825 * expmed.c: Include langhooks.h.
3826 (expand_mult_add): Use new hooks.
3827 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
3828 try_casesi): Similarly.
3829 * fold-const.c (optimize_bit_field_compare, make_range,
3830 decode_field_reference, fold_truthop, fold): Similarly.
3831 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
3832 put_var_into_stack): Similarly.
3833 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
3834 LANG_HOOKS_TYPE_FOR_SIZE): New.
3835 (LANG_HOOKS_TYPES_INITIALIZER): Update.
3836 * langhooks.h (lang_hooks_for_types): New hooks.
3837 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
3838 * tree.c (get_unwidened, get_narrower): Similarly.
3839 * tree.h (type_for_mode, type_for_size): Remove.
3840 * varasm.c (force_const_mem): Use new hooks.
3841 * utils2.c (nonbinary_modular_operation): Update.
3843 * objc-act.c (handle_impent): Update.
3844 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
3847 2002-03-29 Steve Ellcey <sje@cup.hp.com>
3849 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
3850 * config/ia64/ia64.c (basereg_operand): New.
3851 * config/ia64/ia64-protos.h (basereg_operand): Declare.
3852 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
3854 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
3856 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
3857 unwind information when frame_pointer_needed.
3858 (mmix_assemble_integer): Tweak wording in comment.
3860 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
3862 * Makefile.in (except.o): Update.
3863 * except.c: Include langhooks.h.
3864 (init_eh): Use langhook.
3865 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
3866 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
3867 (LANG_HOOKS_INITIALIZER): Update.
3868 * langhooks.h (lang_hooks_for_types): New.
3869 (struct lang_hooks): Add it.
3870 * tree.c (make_lang_type_fn, make_lang_type): Remove.
3871 * tree.h (make_lang_type_fn, make_lang_type): Remove.
3873 * alpha/alpha.c: Include langhooks.h.
3874 (alpha_build_va_list): Use langhook.
3875 * d30v/d30v.c: Include langhooks.h.
3876 (d30v_build_va_list): Use langhook.
3877 * i386/i386.c: Include langhooks.h.
3878 (ix86_build_va_list): Use langhook.
3879 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
3880 * s390/s390.c: Include langhooks.h.
3881 (s390_build_va_list): Use langhook.
3882 * stormy16/stormy16.c: Include langhooks.h.
3883 (stormy16_build_va_list): Use langhook.
3885 2002-03-29 Jakub Jelinek <jakub@redhat.com>
3888 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
3890 (length): Compute variable length for branches/calls/jumps here.
3891 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
3892 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
3893 define branch_type attribute.
3894 (divsi3_sp32): Maximum length is 6 not 7.
3895 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
3896 call_address_untyped_struct_value_sp32,
3897 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
3898 * config/sparc/sparc.c (empty_delay_slot): New function.
3899 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
3900 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
3902 2002-03-29 Jakub Jelinek <jakub@redhat.com>
3904 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
3905 nonzero_bits if not needed.
3906 (nonzero_bits) [XOR]: Likewise.
3907 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
3908 reg_last_set_mode and mode are both MODE_INT, but not equal.
3909 (record_value_for_reg): Compute reg_last_set_nonzero_bits
3910 in nonzero_bits_mode for MODE_INT modes.
3912 2002-03-28 Richard Henderson <rth@redhat.com>
3915 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
3916 to GAS. Correct drift between alternatives.
3918 2002-03-28 Richard Henderson <rth@redhat.com>
3921 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
3923 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
3925 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
3926 emulation to the linker.
3928 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
3930 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
3931 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
3933 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
3935 * combine.c (simplify_and_const_int): Make sure to apply mask
3936 when force_to_mode returns a constant integer. PR3311.
3938 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
3940 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
3942 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3944 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
3945 and Objective-C Dialect Options.
3947 2002-03-28 Richard Henderson <rth@redhat.com>
3949 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
3950 comparison should be done vs !=0 not >0 return code. Tidy cases.
3952 2002-03-28 Richard Henderson <rth@redhat.com>
3954 * c-decl.c (finish_function): New arg can_defer_p. Pass it
3955 on to c_expand_body.
3956 * c-tree.h (finish_function): Update decl.
3957 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
3959 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
3961 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
3963 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
3965 * rtlanal.c: Include flags.h
3966 (may_trap_p): Do not mark FP operations if trapping
3967 if !flag_trapping_math
3968 * Makefile.in (rtlanal.o): Add dependency on flag.h
3969 * ifcvt.c (noce_operand_ok): Avoid the lameness.
3971 2002-03-27 Zack Weinberg <zack@codesourcery.com>
3973 * mips.md: Use dconst1, not 1.0, as first argument of
3974 REAL_VALUE_LDEXP. Don't use union real_extract.
3976 2002-03-28 Alan Modra <amodra@bigpond.net.au>
3978 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
3979 rather than $target. Heed program_prefix and
3980 program_transform_name. Search for gas in cross-compiler case too.
3981 "test -x" rather than "test -f".
3982 (gcc_cv_ld): Likewise.
3983 (gcc_cv_nm): Heed program_prefix and program_transform_name.
3984 (gcc_cv_objdump): Likewise.
3985 * configure: Regenerate.
3987 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
3989 * Makefile.in (attribs.o): Update.
3990 * attribs.c: Include langhooks.h.
3991 (decl_attributes): Use langhook.
3992 * c-decl.c (insert_default_attributes): Rename.
3993 * c-tree.h (c_insert_default_attributes): New.
3994 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
3995 (LANG_HOOKS_INITIALIZER): Update.
3996 * langhooks.h (struct lang_hooks): New hook.
3997 * tree.h (insert_default_attributes): Remove.
3999 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
4001 2002-03-27 Andreas Schwab <schwab@suse.de>
4003 * config/i386/i386.c (classify_argument): Also check for
4006 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4008 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
4011 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
4013 * i960.md (ret): Set PC.
4014 (nonlocal_goto): Fix expander.
4015 * builtins.c (epxand_builin_longjmp): Check that we've emitted
4018 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
4020 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
4023 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4025 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
4026 assigning to BLOCK_FOR_INSN directly.
4028 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
4030 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
4032 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
4034 * c-common.c (c_expand_expr): Fix prototype.
4035 * c-common.h (c_expand_expr): Always declare, update.
4036 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
4037 * c-objc-common.c (c_objc_common_init): No global hook.
4038 * expr.c (expand_expr): Use langhook.
4039 * expr.h (enum expand_modifier): Conditionally declare.
4040 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
4041 (LANG_HOOKS_INITIALIZER): Update.
4042 * langhooks.c (lhd_expand_expr): New.
4043 * langhooks.h (struct lang_hooks): New hook.
4044 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
4045 (lang_independent_init): Don't default hook.
4047 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
4049 2002-03-27 Richard Henderson <rth@redhat.com>
4052 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
4053 TARGET_CONST_GP. Simplify conditions.
4055 2002-03-27 Richard Henderson <rth@redhat.com>
4057 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
4058 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
4059 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
4061 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
4063 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
4064 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
4065 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
4066 Remove unnecessary masks.
4067 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
4068 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
4069 -mwindows, -mdll switches and their negations.
4071 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
4073 * gcc-common.c (lang_mark_false_label_stack): Remove.
4074 * ggc.h (lang_mark_false_label_stack): Similarly.
4076 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
4078 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
4080 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
4081 or __rtems_ is defined.
4083 2002-03-26 Richard Henderson <rth@redhat.com>
4085 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
4086 if a non-trivial load was emitted.
4087 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
4088 in high+extra+low case.
4090 2002-03-26 Richard Henderson <rth@redhat.com>
4092 * config.gcc (sparc*-solaris): Use float_format=sparc.
4094 2002-03-26 Richard Henderson <rth@redhat.com>
4096 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
4097 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
4098 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
4099 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
4100 (WINT_TYPE_SIZE): Fix at 32.
4102 2002-03-26 Richard Henderson <rth@redhat.com>
4104 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
4105 until after eh landing pad generation.
4106 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
4107 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
4109 2002-03-26 Richard Henderson <rth@redhat.com>
4111 * expr.h (ADD_PARM_SIZE): One more convert for INC.
4113 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
4115 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
4116 and warning switches.
4117 (cc1_options): Likewise.
4119 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
4121 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
4122 Restore more of the signal context. Set no_reg_stack_frame.
4123 * config/ia64/unwind-ia64.c (unw_state_record):
4124 Add no_reg_stack_frame, comments.
4125 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
4126 (uw_update_context): Adjust bsp when unwinding from leaf,
4127 but not signal frame.
4129 2002-03-26 David Edelsohn <edelsohn@gnu.org>
4131 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
4133 2002-03-26 Bob Wilson <bob.wilson@acm.org>
4135 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
4137 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
4140 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
4141 "Add a pool_range attribute", which was lost during the ARM/Thumb
4144 2002-03-26 Bob Wilson <bob.wilson@acm.org>
4146 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
4147 a register into the MAC16 accumulator.
4149 2002-03-26 Andrew Cagney <ac131313@redhat.com>
4151 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
4152 (Warning Options): Document -Wswitch-enum.
4153 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
4155 (warn_switch_enum): Define variables.
4156 * flags.h (warn_switch_enum): Declare variables.
4157 * stmt.c (expand_end_case_type): When warn_switch_enum /
4158 -Wswitch-enum, perform switch checks.
4161 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
4163 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
4164 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
4165 (reload_muladdsi_compare0_scratch): Delete.
4167 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
4169 * doc/install.texi (*-*-freebsd*): Update.
4171 2002-03-26 Richard Henderson <rth@redhat.com>
4173 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
4174 (SUB_PARM_SIZE): Cast DEC to ssizetype.
4176 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
4177 types from the normal argument frame.
4179 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
4180 variable sized objects by reference.
4181 (sparc_va_arg): Receive them by reference too.
4183 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
4185 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
4186 code to not restoring global registers.
4188 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
4190 * Makefile.in (ggc-common.o): Update.
4191 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
4192 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
4193 * c-tree.h (c_mark_tree): New.
4194 * ggc-common.c: Include langhooks.h.
4195 (gcc_mark_trees): Use new langhook.
4196 * ggc-callbacks.c: Delete file.
4197 * ggc.h (lang_mark_tree): Remove.
4198 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
4199 (LANG_HOOKS_INITIALIZER): Update.
4200 * langhooks.h (struct lang_hooks): New hook.
4202 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
4204 2002-03-25 Zack Weinberg <zack@codesourcery.com>
4206 * doc/cpp.texi: Exclude entire Top node from printed manual.
4207 Move option index after directive index. Insert page breaks
4208 before GFDL and concept index. Index environment variables
4209 with command line options.
4210 * doc/cppenv.texi: Use @vtable for environment variable list.
4211 Add paragraph explaining semantics of empty elements in path
4212 variables. Exclude a cross-reference to Fishkill from the
4213 manpage. Remove an unnecessary cross-reference of the entry
4214 right above the referer. Don't use @anchor in text that goes
4216 * doc/cppopts.texi: Cross-reference the environment variables
4217 section, not the specific environment variable, for consistency.
4219 2002-03-25 Richard Henderson <rth@redhat.com>
4221 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
4222 anywhere in the block. Don't refer to insns that have been
4223 removed from the chain. Iterate backward through the new insns.
4224 Don't refer to edges that have been removed.
4226 2002-03-26 Alan Modra <amodra@bigpond.net.au>
4228 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
4229 test for overflow of constant.
4231 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
4234 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
4235 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
4236 these patterns on arm_archv4.
4238 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
4240 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
4243 2002-03-25 Zack Weinberg <zack@codesourcery.com>
4245 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
4246 float_handled, float_handler, float_signal, set_float_handler,
4247 and do_float_handler. Set handler for SIGFPE to crash_signal.
4248 * toplev.h: Don't prototype do_float_handler.
4250 * c-lex.c: Fold parse_float into lex_number. Make warning
4251 about portability of hex float constants more informative, and
4252 don't issue it on top of a syntax error.
4253 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
4255 * real.h: Define REAL_VALUE_ABS here...
4256 * simplify-rtx.c: ... not here. Fold check_fold_consts,
4257 simplify_unary_real, simplify_binary_real, and
4258 simplify_binary_is2orm1 into their callers.
4259 * tree.c: Fold build_real_from_int_cst_1 into caller.
4261 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
4263 * tsystem.h: Include float.h here...
4264 * libgcc2.c: ... not here.
4266 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
4268 Fixes for: PR bootstrap/3591, target/5676
4269 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
4270 defined. Do not disable exceptions or rtti.
4271 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
4272 mcore.h. Disable exceptions and rtti, since they are not
4275 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
4277 * c-decl.c (maybe_build_cleanup): Remove.
4278 * expr.c (expand_expr): Use langhook.
4279 * langhooks-def.h (lhd_return_null_tree,
4280 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
4281 (LANGHOOKS_INITIALIZER): Update.
4282 * langhooks.c (lhd_return_null_tree): New.
4283 * langhooks.h (struct lang_hooks): New hook.
4284 * tree-inline.c (initialize_inlined_parameters): Use langhook.
4285 * tree.h (maybe_build_cleanup): Remove.
4287 2002-03-25 Jakub Jelinek <jakub@redhat.com>
4289 * regrename.c (build_def_use): Move recog_memoized
4290 before extract_insn.
4292 2002-03-25 Jakub Jelinek <jakub@redhat.com>
4295 * expr.c (emit_group_store): Handle storing into CONCAT.
4297 2002-03-25 Jakub Jelinek <jakub@redhat.com>
4299 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
4300 corresponding MATCH_DUP.
4302 2002-03-24 Richard Henderson <rth@redhat.com>
4304 * unroll.c (unroll_loop): Zero label_map.
4306 * gcse.c: Include except.h.
4307 * Makefile.in (gcse.o): Update.
4309 2002-03-24 Richard Henderson <rth@redhat.com>
4311 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
4312 Do resolve_unique_section before shared data clause.
4314 2002-03-24 Richard Henderson <rth@redhat.com>
4316 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
4318 2002-03-24 Richard Henderson <rth@redhat.com>
4320 * recog.c (peephole2_optimize): Split blocks when EH insns are
4321 generated in the middle of a block. Do global life update if
4324 2002-03-24 Richard Henderson <rth@redhat.com>
4326 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
4328 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
4331 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
4332 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
4333 (init_dependency_output): Don't make no_output decision here.
4335 2002-03-24 Andrew Cagney <ac131313@redhat.com>
4337 * stmt.c (check_for_full_enumeration_handling): Remove tests of
4338 warn_switch. Update description.
4339 (expand_end_case_type): Call check_for_full_enumeration_handling
4342 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4344 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
4345 (m68hc11_split_move): Call it to see if the source and destination
4346 operands use the same direction auto inc/dec mode, otherwise make the
4347 source an offsetable memory operand and generate an add.
4349 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4351 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
4352 register for operand 2.
4353 ("*subsi3_zero_extendqi"): Likewise.
4354 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
4355 bits so that it is compatible with a pop.
4356 ("*andhi3_gen"): Likewise.
4357 ("xorhi3"): Likewise.
4359 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
4361 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
4363 (cpp_post_options): ... not here.
4365 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
4366 Aldy Hernandez <aldyh@redhat.com>
4368 Removal of separate preprocessor cpp0.
4370 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
4371 cpp0, install-common): Update.
4372 * c-common.c (flag_preprocess_only): New.
4373 (c_common_init): Preprocess for -E.
4374 * c-common.h (flag_preprocess_only): New.
4375 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
4376 * c-objc-common.c (c_init_decl_processing): Exit quickly
4377 for NULL return from c_common_init.
4378 * cpplib.h (cpp_preprocess_file): New.
4379 * cppmain.c (main, general_init, pfile, progname): Remove.
4380 (do_preprocessing): Rename cpp_preprocess_file, don't call
4381 cpp_finish. Don't close stdout here.
4382 (setup_callbacks): Update prototype.
4383 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
4385 * tradcpp.c (main): Ignore -quiet.
4387 * lang-specs.h (default_compilers): Preprocess with cc1obj.
4389 2002-03-24 Richard Henderson <rth@redhat.com>
4391 PR optimization/5742
4392 * machmode.def: Add inner mode field to complex modes.
4393 * config/mips/mips.c (mips_function_value): Always define. Add
4394 new argument to handle libcalls.
4395 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
4396 (FUNCTION_VALUE): Likewise.
4397 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
4398 * config/mips/mips-protos.h: Update.
4400 2002-03-23 Richard Henderson <rth@redhat.com>
4402 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
4403 * config/sparc/sparc-protos.h: Update.
4404 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
4406 2002-03-23 Richard Henderson <rth@redhat.com>
4408 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
4409 _start or _init begins the text segment.
4411 2002-03-23 David Edelsohn <edelsohn@gnu.org>
4413 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
4414 not HOST_WIDEST_INT.
4415 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
4417 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
4420 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
4421 operand argument to output_return_instruction.
4422 * arm.c (arm_print_operand, case 'd'): If the operand is
4423 const_true_rtx then just return.
4424 (arm_print_operand, case 'D'): If the operand is const_true_rtx
4427 2002-03-23 Andrew Cagney <ac131313@redhat.com>
4429 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
4430 (Warning Options): Document -Wswitch-default.
4431 * toplev.c (W_options): Add -Wswitch-default. Update comment on
4433 (warn_switch_default): Define variable.
4434 (warn_switch): Update comment.
4435 * flags.h (warn_switch_default): Declare variable.
4436 (warn_switch): Update comment.
4437 * stmt.c (expand_end_case): Check for and, when
4438 warn_switch_no_default, warn of a missing default case.
4440 2002-03-23 Alan Modra <amodra@bigpond.net.au>
4442 * real.h (N): Special case 128 bit doubles.
4444 * combine.c (simplify_comparison): When widening modes, ignore
4445 sign extension on CONST_INTs.
4447 2002-03-22 Bob Wilson <bob.wilson@acm.org>
4449 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
4450 passed to adjust_address. Fix comment formatting.
4453 2002-03-22 Zack Weinberg <zack@codesourcery.com>
4455 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
4456 Always make REAL_VALUE_TYPE a struct containing an array of
4457 HOST_WIDE_INT, not a double. Tidy up the code deciding how
4458 big it is. Don't declare or use union real_extract.
4460 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
4461 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
4462 (print_operand), config/arm/arm.c (output_move_double),
4463 config/arm/arm.md (consttable_4, consttable_8),
4464 config/romp/romp.c (output_fpops), config/s390/s390.h
4465 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
4466 (xtensa_output_literal): Don't use union real_extract.
4468 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
4469 (sfmode_constant_to_ulong), config/ns32k/merlin.h
4470 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
4471 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
4472 (PRINT_OPERAND): Don't use local version of union
4475 * config/convex/convex.c (check_float_value), config/vax/vax.c
4476 (vax_float_literal), config/m88k/m88k.md (divdf3),
4477 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
4478 config/pdp11/pdp11.c (output_move_quad): Don't do host
4479 arithmetic on target floating point quantities.
4481 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
4482 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
4484 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
4485 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
4487 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
4488 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
4490 * print-rtl.c (print_rtx): Disable code which needs
4491 floating-point emulator.
4492 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
4493 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
4494 depending on HOST_FLOAT_FORMAT to be defined properly.
4496 * config/1750a/1750a.c (get_double, float_label): Delete.
4497 (print_operand): Delete huge commented-out chunk. Use
4498 REAL_VALUE_TO_DECIMAL.
4499 * config/1750a/1750a-protos.h: Delete prototypes of deleted
4501 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
4503 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
4504 Use REAL_VALUE_TO_DECIMAL as ELF version does.
4505 * config/m88k/m88k.c (real_power_of_2_operand,
4506 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
4507 real_extract out of the union; run the input through
4508 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
4509 from that into the union.
4510 * config/pdp11/pdp11.c (output_move_double): Rearrange
4511 parentheses to make automatic indenter happy.
4513 * doc/tm.texi (Cross-compilation): Rename node to "Floating
4514 Point" and rewrite to describe current situation. Also adjust
4515 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
4517 * doc/rtl.texi: Adjust cross reference.
4519 2002-03-22 Bob Wilson <bob.wilson@acm.org>
4521 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
4522 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
4523 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
4524 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
4525 prevent use of sp as a reload register.
4526 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
4527 non_acc_reg_operand.
4528 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
4529 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
4530 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
4531 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
4533 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
4535 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
4536 * cpplex.c (unterminated): Delete.
4537 (parse_string): No string literal may extend over multiple
4538 lines. Suppress the error when preprocessing assembly.
4539 * cppmain.c (scan_translation_unit): Strings are single-line.
4541 * doc/cpp.texi: Update to match.
4543 2002-03-22 Jakub Jelinek <jakub@redhat.com>
4545 PR optimization/5854
4546 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
4548 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
4549 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
4550 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
4551 const0 if scratch register was not allocated.
4552 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
4553 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
4555 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
4556 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
4557 with GEN_INT (...) everywhere. Remove constraints in define_split
4559 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
4560 require scratch register for setting 0 into regs/non-pushable memory.
4562 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
4564 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
4565 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
4567 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
4569 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
4570 * cppinit.c (cpp_create_reader): On by default.
4571 (cpp_handle_option): Handle -W[no-]endif-labels.
4572 (cpp_post_options): Also enable if -pedantic.
4573 * cpplib.c (do_else): Use it.
4574 (do_endif): Likewise.
4575 * doc/cppopts.texi: Document new option.
4576 * doc/invoke.texi: Document new option.
4578 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
4580 * config/i386/i386.c, config/i386/i386.md: Change all occurences
4581 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
4583 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
4585 * flow.c (calculate_global_regs_live): Clear aux fields of
4588 2002-03-22 Jakub Jelinek <jakub@redhat.com>
4590 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
4591 REG or MEM subregs, pass rtx * instead of rtx to it.
4592 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
4593 rtx * instead of rtx to alter_subreg.
4594 * config/m32r/m32r.c (gen_split_move_double): Likewise.
4595 * config/pj/pj.c (pj_output_rval): Likewise.
4597 2002-03-22 Richard Henderson <rth@redhat.com>
4600 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
4601 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
4602 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
4603 (ia64_expand_prologue): Look at int_regs, not words, for number
4604 of incomming int regs.
4606 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
4608 * expr.c (expand_expr): A RESULT_DECL is part of a call.
4610 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
4612 * toplev.c (flag_loop_optimize, flag_crossjumping):
4613 New static variables.
4614 (rest_of_compilation): Conditionalize crossjumping and
4616 (parse_options_and_default_flags): Default loop_optimize and
4618 (lang_independent_options): Add -fcrossjumping and -floop-optimize
4619 * invoke.texi (crossjumping, loop-optimize): Document.
4621 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
4623 * real.c (eiisneg): Move outside #ifdef NANS.
4625 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
4627 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
4628 frequencies match; avoid match on different loop depths.
4629 (try_crossjump_to_bb): Kill tests that no longer brings time
4631 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
4633 (split_edge): Likewise.
4635 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
4638 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
4639 * cfgrtl.c: Include insn-config.h
4640 (split_block) Dirtify block in presence of conditional execution
4642 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
4644 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
4645 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
4646 (function_arg): Constify CUMULATIVE_ARGS.
4647 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
4648 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
4649 (UNITS_PER_DOUBLE): New macro.
4650 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
4651 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
4652 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
4653 fp_regs and stack_words.
4654 (EABI_FLOAT_VARARGS_P): New macro.
4655 * config/mips/mips.c (struct mips_arg_info): New.
4656 (mips_arg_info): New function.
4657 (function_arg_advance): Use it. Add adjustment instructions here
4658 rather than in function_arg.
4659 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
4660 for VOIDmode at the beginning of the function.
4661 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
4662 (function_arg_pass_by_reference): Likewise.
4663 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
4664 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
4665 (mips_va_start): Likewise. Use the new stack_words field of
4666 CUMULATIVE_ARGS to set up overflow area. Reformat.
4667 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
4668 doubles and other types, aligning the overflow pointer for non-doubles
4669 too. Remove some code duplication. Replace hard-coded constants.
4671 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
4673 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
4674 (CLASS_UNITS): Undefine.
4675 (CLASS_MAX_NREGS): Use FP_INC.
4676 * config/mips/mips.c (compute_frame_size): Likewise.
4677 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
4679 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
4681 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
4682 prototype, and handle lexing numbers and identifiers.
4683 (parse_identifier): Update to new form of parse_slow.
4684 (parse_number): Fast path only, use parse_slow otherwise.
4685 (_cpp_lex_direct): Update calls to parse_number.
4687 2002-03-21 DJ Delorie <dj@redhat.com>
4689 * bb-reorder.c (make_reorder_chain_1): Protect against
4690 when redundant edges are omitted.
4691 * predict.c (dump_prediction): Likewise.
4693 2002-03-21 Richard Henderson <rth@redhat.com>
4696 * fixinc/inclhack.def (solaris_stdio_tag): New.
4697 * fixinc/fixincl.x: Regenerate.
4699 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
4702 * c-typeck.c (process_init_element): Flag non-static
4703 initialization of a flexible array member as illegal.
4705 2002-03-22 Alan Modra <amodra@bigpond.net.au>
4707 * config/rs6000/t-linux64: New.
4708 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
4709 t-ppccomm. Use t-rs6000 and t-linux64.
4710 (powerpc64-*-gnu* <tmake_file>): Likewise.
4711 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
4712 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
4713 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
4715 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
4717 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
4718 flag_really_no_inline instead of optimize == 0.
4720 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
4722 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
4724 * flags.h (flag_really_no_inline): New.
4726 * c-common.c (c_common_post_options): Initialize
4727 flag_really_no_inline.
4729 * toplev.c (flag_really_no_inline): New.
4731 2002-03-21 Jakub Jelinek <jakub@redhat.com>
4733 * config/avr/avr.md (length): Fix length computation for
4734 conditional branches.
4736 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
4738 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
4739 sdbout.o, profile.o): Update.
4740 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
4742 * c-common.h (gettags): Move here from tree.h.
4743 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
4744 insert_block, getdecls, kept_level_p, global_bindings_p): New.
4745 * dbxout.c (dbxout_init): Use getdecls langhook.
4746 * expr.c (expand_expr): Use insert_block langhook.
4747 * fold-const.c: Include langhooks.h.
4748 (fold_range_test, fold_binary_op_with_conditional_arg,
4749 fold): Use global_bindings_p langhook.
4750 * integrate.c (expand_inline_function): Use insert_block langhook.
4751 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
4752 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
4753 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
4754 LANG_HOOKS_GETDECLS): New.
4755 (LANG_HOOKS_INITIALIZER): Update.
4756 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
4758 * langhooks.h (struct lang_hooks_for_decls): New.
4759 (struct lang_hooks): Update.
4760 * profile.c: Include langhooks.h.
4761 (output_func_start_profiler): Use new langhooks.
4762 * sdbout.c: Include langhooks.h.
4763 (sdbout_init, sdbout_finish): Use getdecls langhook.
4764 * stmt.c: Include langhooks.h.
4765 (expand_fixup, fixup_gotos): Use new langhooks.
4766 * stor-layout.c: Include langhooks.h.
4767 (variable_size): Use global_bindings_p langhook.
4768 * toplev.c (compile_file): Use getdecls langhook.
4769 * tree-inline.c (remap_block): Use insert_block langhook.
4770 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
4771 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
4773 2002-03-21 Richard Henderson <rth@redhat.com>
4775 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
4776 constants in .data when -fpic.
4778 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4780 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
4783 2002-03-21 Tom Tromey <tromey@redhat.com>
4785 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
4787 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4789 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
4791 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
4793 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
4794 Richard Henderson <rth@redhat.com>
4797 * c-common.c (c_expand_expr): Preserve result of a statement
4798 expression if needed.
4800 2002-03-21 Jakub Jelinek <jakub@redhat.com>
4803 * genrecog.c (maybe_both_true_mode): Remove.
4804 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
4805 * machmode.def (Pmode): Likewise.
4807 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
4809 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
4810 (nonlocal_mentioned_p_1): New function.
4811 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
4812 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
4813 (mark_constant_function): Recognize pure functions.
4814 * rtl.h (global_reg_mentioned_p): New prototype.
4815 * rtlanal.c (global_reg_mentioned_p,
4816 global_reg_mentioned_p_1): New function.
4818 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4820 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
4822 * fixinc/fixincl.x: Regenerate.
4824 2002-03-20 Jason Merrill <jason@redhat.com>
4826 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
4828 2002-03-20 Michael Meissner <meissner@redhat.com>
4830 * doc/invoke.texi (Optimize Options): Document that -O2 sets
4833 2002-03-20 Bob Wilson <bob.wilson@acm.org>
4835 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
4836 ".literal_position" directive before the constant pool.
4838 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4840 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
4841 Add Craig Rodrigues.
4842 Add Brad Lucier to testers.
4844 2002-03-20 Jakub Jelinek <jakub@redhat.com>
4847 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
4849 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
4850 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
4851 instead of insn_extract.
4853 2002-03-20 Jakub Jelinek <jakub@redhat.com>
4856 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
4858 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
4859 stmt if some case has been output.
4861 2002-03-20 Jakub Jelinek <jakub@redhat.com>
4864 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
4865 movsfcc_1, movdfcc_1): Add %O2.
4866 * config/i386/i386.c (print_operand): Handle %ON.
4867 Print . before float condition codes in Sun as cmov syntax.
4868 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
4869 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
4872 2002-03-20 Philip Blundell <pb@nexus.co.uk>
4874 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
4875 return instruction if PC was popped.
4877 2002-03-20 Bob Wilson <bob.wilson@acm.org>
4879 * config/xtensa/xtensa.md: Remove unused type attributes.
4880 (adddi_carry, subddi_carry): Change type attribute to "multi".
4882 2002-03-19 Dale Johannesen <dalej@apple.com>
4884 PR optimization/5999, middle-end/5731
4885 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
4886 multiplications by reciprocals.
4888 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
4890 * Makefile.in: Update.
4891 * c-common.c: Include langhooks.h.
4892 (inline_forbidden_p): Use new hook.
4893 * diagnostic.c: Include langhooks.h.
4894 (format_with_decl, announce_function,
4895 default_print_error_function): Use new hook.
4896 * dwarf2out.c (dwarf2_name): Use new hook.
4897 * function.c: Include langhooks.h.
4898 (init_function_start): Use new hook.
4899 * langhooks-def.h (lhd_decl_printable_name): New.
4900 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
4901 (LANGHOOKS_INITIALIZER): Update.
4902 * langhooks.c (lhd_decl_printable_name): New.
4903 * langhooks.h (struct lang_hooks): New hook.
4904 * toplev.c (decl_name, decl_printable_name): Remove.
4905 (open_dump_file): Use new hook.
4906 (process_options): Remove old hook.
4907 * tree.h (decl_printable_name): Remove.
4909 * objc-act.c (objc_init): Remove old hook.
4910 (objc_printable_name): Export.
4911 * objc-act.h (objc_printable_name): New.
4912 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
4914 2002-03-19 Jim Blandy <jimb@redhat.com>
4916 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
4917 the start_source_file debug hook, not the current line number.
4919 2002-03-19 Richard Henderson <rth@redhat.com>
4921 * flow.c (EH_USES): Provide default.
4922 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
4923 * doc/tm.texi (EH_USES): New.
4925 * config/ia64/ia64.c (ia64_eh_uses): New.
4926 * config/ia64/ia64-protos.h: Update.
4927 * config/ia64/ia64.h (EH_USES): New.
4929 2002-03-19 Richard Henderson <rth@redhat.com>
4931 * varasm.c (output_constant_def): Fix stupid typo.
4933 2002-03-19 Richard Henderson <rth@redhat.com>
4936 * except.c (current_function_has_exception_handlers): New.
4937 * except.h: Declare it.
4938 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
4939 Combine tests that disable all sibcalls for the function.
4941 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
4943 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
4946 2002-03-19 Richard Henderson <rth@redhat.com>
4949 * config/ia64/ia64.c: Revert 2002-03-01 patch.
4950 * config/ia64/ia64.h (INIT_EXPANDERS): New.
4952 2002-03-19 Jim Blandy <jimb@redhat.com>
4954 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
4955 name, even if the replacement list contains no tokens, as required
4958 2002-03-19 Jason Merrill <jason@redhat.com>
4960 * varasm.c (globalize_decl): Get the name from the RTL, not
4961 DECL_ASSEMBLER_NAME.
4963 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
4965 2002-03-19 Bob Wilson <bob.wilson@acm.org>
4967 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
4968 subdi_carry): Define.
4970 2002-03-19 David Edelsohn <edelsohn@gnu.org>
4972 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
4973 about -fpic/-fPIC if extra_warnings set.
4975 2002-03-19 David Edelsohn <edelsohn@gnu.org>
4977 * expr.c (expand_expr): Sign-extend CONST_INT generated from
4978 TREE_STRING_POINTER.
4979 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
4981 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4983 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
4984 in favor of SP if FRAME_POINTER_REQUIRED is false.
4986 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
4988 * emit-rtl.c (gen_int_mode): New function.
4989 * rtl.h: Prototype for it.
4990 * combine.c (make_extraction, simplify_comparison), expmed.c
4991 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
4992 (convert_modes, store_field), optabs.c (expand_fix),
4993 simplify-rtx.c (neg_const_int, simplify_unary_real),
4995 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
4996 Use it instead of GEN_INT (trunc_int_for_mode (...)).
4998 2002-03-19 Jakub Jelinek <jakub@redhat.com>
5001 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
5002 convert_parm_for_inlining.
5003 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
5005 * langhooks-def.h: Likewise.
5006 * objc/objc-lang.c: Likewise.
5007 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
5009 * tree-inline.c (initialize_inlined_parameters):
5010 Call convert_parm_for_inlining lang hook if needed.
5011 * c-typeck.c (c_convert_parm_for_inlining): New function.
5012 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
5014 2002-03-18 Mark Mitchell <mark@codesourcery.com>
5016 * calls.c (precompute_arguments): Do not assume that temporaries
5017 can be destroyed after expanding the argument.
5018 (expand_call): Likewise.
5020 2002-03-15 Eric Christopher <echristo@redhat.com>
5022 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
5023 Fix register preference on last change.
5024 * config/mips/mips.c (mips_return_in_memory): New function.
5025 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
5026 * config/mips/mips-protos.h: Declare.
5027 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
5028 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
5030 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
5032 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
5034 (anddi3, iorsi3): Likewise.
5036 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
5037 use %gprel for symbols that are going to be placed in linkonce
5040 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
5041 RETURN_ADDRESS_POINTER_REGNUM to $ra.
5042 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
5043 not needed. Disregard leaf_function_p().
5044 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
5045 mips16 frame pointer.
5046 * config/mips/mips.md (store ra): Only to small SP offsets.
5047 2001-08-22 Graham Stott <grahams@redhat.com>
5048 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
5049 return a REG rtx for the return address register.
5051 2002-03-18 Bob Wilson <bob.wilson@acm.org>
5053 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
5054 constant-pool addresses as "mode-dependent".
5055 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
5057 2002-03-18 Jakub Jelinek <jakub@redhat.com>
5060 * expr.c (emit_group_load): Use extract_bit_field if
5061 needed for CONCAT arguments.
5063 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
5066 * arm.md (tablejump): Make this a define_expand. For PIC add the
5067 offset to the base of the table.
5068 (thumb_tablejump): Matcher for Thumb tablejump insn.
5069 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
5070 as the difference of two labels.
5071 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
5072 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
5074 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
5075 * arm.c (get_jump_table_size): If the table is not in the text
5076 section, return zero.
5078 2002-03-18 Bernd Schmidt <bernds@redhat.com>
5080 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
5082 (arm_reload_out_hi): Use gen_lowpart instead of
5083 gen_rtx_SUBREG to access QImode components.
5084 * config/arm/arm.md: Disable zero_extend split for QImode
5085 subregs in BIG_ENDIAN mode.
5086 (storehi_bigend): Match use of least significant byte.
5087 (storeinthi): Remove extraneous SUBREG.
5088 Add missing construction of operands[2].
5089 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
5090 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
5091 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
5093 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
5095 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
5098 2002-03-17 Richard Henderson <rth@redhat.com>
5100 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
5103 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
5105 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
5106 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
5108 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5110 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
5112 * predict.c (estimate_bb_frequencies): Delete unused variables.
5114 2002-03-17 Richard Henderson <rth@redhat.com>
5116 * config/ia64/ia64.c (ia64_attribute_table): Move before
5117 targetm definition. Make static.
5119 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
5121 * c-common.h (yyparse, c_common_parse_file): New.
5122 * c-lang.c: Include c-common.h.
5123 (LANG_HOOKS_PARSE_FILE): Redefine.
5124 * c-lex.c: Include c-common.h.
5125 (yyparse): Rename c_common_parse_file. Call yyparse.
5126 * c-parse.in (yyparse): Remove macro.
5127 * c-tree.h (yyparse_1): Remove.
5128 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
5129 (LANG_HOOKS_INITIALIZER): Update.
5130 * langhooks.h (struct lang_hoooks): New hook parse_file.
5131 * toplev.c (compile_file): Use parse_file hook.
5132 * tree.h (yyparse): Remove.
5133 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
5135 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
5137 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
5138 float_truncate, not fix.
5139 ("*truncdfsf2_real"): Ditto.
5140 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
5142 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
5144 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
5146 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
5147 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
5148 where appropriate. Make the second reference to
5149 leaf_function_p a function call, as intended. Reindented.
5151 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
5152 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
5154 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
5155 add register to non-constant into sp.
5157 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
5158 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
5159 (mips16_gp_pseudo_rtx): Lose.
5160 (INIT_EXPANDERS): Deleted.
5161 * config/mips/mips.c (mips_init_machine_status): New.
5162 (mips_free_machine_status): New.
5163 (mips_mark_machine_status): New.
5164 (override_options): Set them.
5165 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
5166 (struct machine_function): ... new. Replaced all references.
5167 (mips_add_gc_roots): Don't mark them.
5168 (embedded_pic_fnaddr_reg): New, extracted from...
5169 (embedded_pic_offset): ... here.
5170 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
5173 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
5175 * cppinit.c: Revert -MD removal.
5177 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5179 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
5180 soft registers by default for 68HC12.
5181 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
5182 when compiling with -fomit-frame-pointer.
5183 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
5184 (expand_epilogue): Likewise.
5185 (m68hc11_gen_rotate): Use exg when rotating by 8.
5187 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5189 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
5190 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
5191 (splits): Remove unused add splits.
5192 ("*addhi3_68hc12"): Tune constraints.
5193 ("addhi_sp"): Try to use X instead of Y in all cases and if the
5194 constant fits in 8-bits and D is dead use abx/aby instructions.
5195 ("*addhi3"): Remove extern declaration of ix_reg.
5196 ("*subsi3"): Optimize and provide new split.
5197 ("subhi3"): Cleanup.
5198 ("*subhi3_sp"): Avoid saving X if we know it is dead.
5199 (arith splits): For 68hc12 save the address register on the stack
5200 and do the arithmetic operation with a pop.
5202 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5204 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
5205 allocating QImode in address registers.
5206 ("*movqi_m68hc11"): Likewise.
5208 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
5210 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
5212 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
5214 * cppinit.c (print_help): Display -MD and -MMD.
5215 Don't display usage string. Update assertion syntax and
5217 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
5218 (cpp_handle_option): Update.
5220 2002-03-15 Chris Demetriou <cgd@broadcom.com>
5222 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
5223 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
5224 and define it so that regardless of target CPU size,
5225 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
5226 of "int" rather than "long."
5228 2002-03-15 Richard Henderson <rth@redhat.com>
5230 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
5233 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5235 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
5236 ("tstqi" split): Avoid using memory for tstqi on address register.
5237 (splits): Remove constraints.
5238 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
5239 ("cmpdf", "cmpsf"): Remove since not used.
5240 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
5241 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
5243 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5245 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
5246 ("neghi2"): Tighten constraints.
5247 ("one_cmplsi2"): Optimize and simplify split.
5248 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
5250 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5252 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
5253 and split of AND operation to clear the upper bits.
5254 ("*logicalsi3_zextqi"): Likewise.
5255 ("*logicallhi3_zexthi_ashift8"): Likewise.
5256 ("*logicalsi3_silshr16"): Likewise.
5257 ("logicalsi3_silshl16"): Likewise.
5258 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
5260 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5262 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
5263 (m68hc11_indirect_p): New function.
5264 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
5265 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
5267 (asm_print_register): Likewise.
5268 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
5269 (m68hc11_indirect_p): Declare.
5270 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
5271 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
5272 (TARGET_SWITCHES): New option -mrelax.
5273 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
5275 ("iorsi3", "xorsi3"): Likewise.
5276 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
5277 ("*andhi3_mem"): New to handle destination in memory with bclr
5278 and a scratch register.
5279 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
5280 ("*andhi3_const"): New when operand2 is constant.
5281 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
5282 ("*andhi3_gen"): Cleanup of the old "andhi3".
5283 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
5284 ("xorqi3"): Update constraints.
5286 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5288 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
5289 for reg_equiv_memory_loc when the operand is a register that does
5290 not get a hard register (stack location).
5291 (tst_operand): After reload, accept all memory operand.
5292 (symbolic_memory_operand): Fix detection of symbolic references.
5293 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
5294 accept symbols and any constant.
5296 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5298 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
5299 note on the insn that sets the soft frame register.
5300 (must_parenthesize): ix and iy are also reserved names.
5301 (print_operand_address): One more place where parenthesis are required
5302 to avoid confusion with register names.
5303 (m68hc11_gen_movhi): Allow push of stack pointer.
5304 (m68hc11_check_z_replacement): Fix handling of parallel with a
5306 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
5307 the replacement register is.
5308 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
5309 and D8_REGS classes.
5310 (MODES_TIEABLE_P): All modes are tieable except QImode.
5312 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5314 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
5315 (___subdi3): Likewise.
5316 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
5317 (__map_data_section): Optimize 68hc11 case.
5319 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5321 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
5322 than a shift to avoid adding a register with itself.
5323 (m68hc11_memory_move_cost): Take into account NO_REGS.
5324 (m68hc11_register_move_cost): Update and use memory move cost
5326 (m68hc11_address_cost): Make cost of valid offset not 0 so that
5327 it gives more opportunities to cse to optimize.
5328 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
5329 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
5331 2002-03-15 Mark Mitchell <mark@codesourcery.com>
5333 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
5334 * c-common.def (CLEANUP_STMT): New tree node.
5335 * c-common.h (CLEANUP_DECL): New macro.
5336 (CLEANUP_EXPR): Likewise.
5337 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
5338 * expr.c (expand_expr): Tidy.
5339 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
5340 * tree-inline.c (initialize_inlined_parameters): Clean up
5341 new local variables.
5343 2002-03-15 Jakub Jelinek <jakub@redhat.com>
5346 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
5347 before movrXX only, use reg_overlap_mentioned_p.
5348 Only special case NE if just one insn can be generated.
5350 2002-03-15 Jason Merrill <jason@redhat.com>
5352 * varasm.c (assemble_variable): Call resolve_unique_section before
5353 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
5356 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
5359 * arm.md (split pattern for thumb shiftable immediates): Add comment
5360 explaining non-obvious test.
5362 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
5365 * arm.md (movaddr, movaddr_insn): Delete.
5367 2002-03-15 Jason Merrill <jason@redhat.com>
5369 * toplev.c (wrapup_global_declarations): Clarify variable handling.
5370 -fkeep-static-consts doesn't apply to comdats.
5372 2002-03-14 Richard Henderson <rth@redhat.com>
5374 * c-decl.c: Include c-pragma.h.
5375 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
5376 (finish_function): Tidy.
5377 * c-pragma.c: Include c-common.h.
5378 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
5379 (handle_pragma_weak): Use them.
5380 (init_pragma): Register pending_weaks.
5381 * c-pragma.h (maybe_apply_pragma_weak): Declare.
5382 * print-tree.c (print_node): Print DECL_WEAK.
5383 * varasm.c (mark_weak_decls): Remove.
5384 (remove_from_pending_weak_list): Remove.
5386 (asm_emit_uninitialised): Call globalize_decl for weak commons.
5387 (weak_decls): Make a tree_list.
5388 (declare_weak): Cons weak_decls directly.
5389 (globalize_decl): Remove weak_decls elements directly.
5390 (weak_finish): Simplify weak_decls walk. Don't weaken unused
5391 symbols. Don't pretend to handle aliases.
5392 (init_varasm_once): Update weak_decls registry.
5393 * Makefile.in: Update dependencies.
5395 2002-03-14 Richard Henderson <rth@redhat.com>
5398 * config/ia64/ia64.c: Include tm_p.h last.
5399 (gen_nop_type): Remove duplicate definition.
5400 (cycle_end_fill_slots): Set sched_data for second L slot.
5401 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
5402 (nop_cycles_until): Fix typos.
5404 2002-03-15 Jakub Jelinek <jakub@redhat.com>
5406 PR optimization/5891
5407 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
5409 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
5411 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
5412 descriptors correctly.
5414 2002-03-14 Michael Meissner <meissner@redhat.com>
5416 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
5417 100, allowing MAX_UNROLLED_INSNS to be overridden.
5419 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
5422 * unroll.c (params.h): Include.
5423 (MAX_UNROLLED_INSNS): Delete, now in params.h.
5425 * doc/invoke.texi (--param max-unroll-insns): Document.
5427 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
5429 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
5431 * arm.md: Fix warnings about constraints in peepholes and splits.
5433 2002-03-14 Zack Weinberg <zack@codesourcery.com>
5435 * cpphash.h (struct lexer_state): Remove line_extension member.
5436 * cpplib.c (dequote_string, do_linemarker): New functions.
5437 (linemarker_dir): New data object.
5438 (DIRECTIVE_TABLE): No longer need to interpret #line in
5439 preprocessed source. Delete obsolete comment about return
5441 (end_directive, directive_diagnostics, _cpp_handle_directive):
5442 Don't muck with line_extension.
5443 (directive_diagnostics): No need to issue warnings for
5445 (_cpp_handle_directive): Issue warnings for linemarkers here,
5446 when appropriate. Dispatch linemarkers to do_linemarker, not
5448 (do_line): Code to handle linemarkers split out to do_linemarker.
5449 Convert escape sequences in filename argument, both places.
5451 * cppmacro.c (quote_string): Rename cpp_quote_string and
5452 export. All callers changed.
5453 * cpplib.h (cpp_quote_string): Prototype.
5454 * cppmain.c (print_line): Call cpp_quote_string on to_file
5457 * doc/cpp.texi: Document that escapes are now interpreted in
5458 #line and in linemarkers, and that non-printing characters are
5459 converted to octal escapes when linemarkers are generated.
5461 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
5463 * emit-rtl.c (try_split): Use delete_insns.
5464 * recog.c (split_all_insns): Fix terminating condition.
5466 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
5467 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
5470 * arm.c (arm_output_epilogue): Fix floating-point register save
5471 adjustment when using a frame pointer.
5473 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
5475 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
5476 * config/mips/mips.c (compute_frame_size): Retrofit them here.
5477 (save_restore_insns, mips_expand_epilogue): And here.
5478 (build_mips16_call_stub): And here.
5479 (mips_function_value): Use the new macros to decide whether a single
5480 or complex float can be returned in floating-point registers. Return
5481 a parallel rtx in the complex case.
5483 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
5485 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
5486 call after liveness analysis.
5488 * recog.c (split_insn): Use delete_insn_and_edges.
5490 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
5491 instructions to have branch prediction notes.
5492 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
5494 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
5496 * configure.in: Don't pass -Wno-long-long to a ADA compiler
5497 that doesn't support it.
5498 * configure: Regenerate.
5500 2002-03-13 Jakub Jelinek <jakub@redhat.com>
5503 * config/sparc/sparc.md (normal_branch, inverted_branch,
5504 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
5505 inverted_fp_branch): Adjust calls to output_cbranch.
5506 Set length attribute.
5507 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
5508 output_v9branch. Set length attribute.
5509 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
5511 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
5512 (output_cbranch): Likewise. Handle far branches.
5513 (output_v9branch): Handle far branches.
5514 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
5516 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
5517 noov_compare64_op predicates.
5519 2002-03-13 Jason Merrill <jason@redhat.com>
5521 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
5522 into the function and constify it.
5523 * gthr-dce.h, gthr-solaris.h: Likewise.
5525 2002-03-13 David Edelsohn <edelsohn@gnu.org>
5527 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
5528 * config/rs6000/rs6000.c (rs6000_va_arg): Use
5529 std_expand_builtin_va_arg if not ABI_V4.
5531 2002-03-13 Jason Merrill <jason@redhat.com>
5533 * varasm.c (globalize_decl): New fn.
5534 (assemble_start_function): Use it.
5535 (asm_emit_uninitialized): Use it.
5536 (assemble_alias): Use it.
5537 (assemble_variable): Use it.
5539 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
5541 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
5542 2002-03-12 internal visibility change.
5543 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
5544 visibility into SYMBOL_REF_FLAG.
5546 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
5548 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
5549 VOIDmode operand. Add compile-time optimization for constant results.
5551 2002-03-12 Jason Merrill <jason@redhat.com>
5553 * c-typeck.c (convert_for_assignment): Don't allow conversions
5554 between pointers and references. Only allow lvalues to convert to
5557 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
5559 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
5560 before prologue, to avoid scheduling problems.
5562 2002-03-13 Jakub Jelinek <jakub@redhat.com>
5564 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
5565 (ELIMINABLE_REGS): Add sfp->sp.
5566 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
5568 2002-03-13 Jakub Jelinek <jakub@redhat.com>
5570 PR optimization/5892
5571 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
5573 2002-03-13 Jakub Jelinek <jakub@redhat.com>
5575 * loop.c (basic_induction_var): Don't call convert_modes if mode
5576 classes are different.
5578 2002-03-12 Richard Henderson <rth@redhat.com>
5580 PR optimization/5901
5581 * function.c (reposition_prologue_and_epilogue_notes): Position
5582 the markers after/before the last/first insn not deleted.
5584 2002-03-12 Richard Henderson <rth@redhat.com>
5586 PR optimization/5878
5587 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
5588 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
5589 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
5591 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
5592 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
5593 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
5595 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
5596 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
5597 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
5598 also. Don't set it if not flag_pic.
5599 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
5600 to be INVALID_REGNUM when not used.
5602 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
5604 * expmed.c (store_bit_field): Reset alias set for memory.
5605 (extract_bit_field): Same.
5607 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5609 * c-common.c (c_tree_code_type, c_tree_code_length,
5610 c_tree_code_name, add_c_tree_codes): Delete.
5611 * c-common.h (add_c_tree_codes): Delete.
5612 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
5614 * c-objc-common.c (c_objc_common_init): Don't call
5615 add_c_tree_codes, instead set lang_unsafe_for_reeval.
5616 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
5617 objc_tree_code_name, add_objc_tree_codes): Delete.
5618 (objc_init): Don't call add_objc_tree_codes.
5619 * objc/objc-lang.c (tree_code_type, tree_code_length,
5620 tree_code_name): Define.
5621 * toplev.c (lang_independent_init): Don't set
5622 tree_code_length[IDENTIFIER_NODE].
5623 * tree.c (tree_code_type, tree_code_length, tree_code_name):
5624 Delete definitions, moved to language front-ends.
5625 * tree.def (IDENTIFIER_NODE): Hardwire the length.
5626 * tree.h (tree_code_type, tree_code_length, tree_code_name):
5628 (tree_code_length): Change type to unsigned char.
5630 2002-03-12 Richard Henderson <rth@redhat.com>
5632 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
5633 internal visibility change.
5635 2002-03-12 Bob Wilson <bob.wilson@acm.org>
5637 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
5638 validize_mem() instead of change_address to avoid clobbering
5641 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
5643 * c-lex.h (position_after_whitespace): Remove.
5645 2002-03-12 Jakub Jelinek <jakub@redhat.com>
5647 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
5648 (lex_string): Use unsigned char pointers.
5650 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
5652 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
5653 is not a valid memory_operand.
5655 2002-03-12 Bob Wilson <bob.wilson@acm.org>
5657 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
5658 * config/xtensa/lib1funcs.asm: Fix copyright to include
5659 special case for libgcc files.
5660 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
5661 (__divsi3): Likewise.
5662 (__umodsi3): Likewise.
5663 (__modsi3): Likewise.
5664 * config/xtensa/lib2funcs.S: Fix copyright to include
5665 special case for libgcc files.
5667 2002-03-12 Tom Rix <trix@redhat.com>
5669 * collect2.c (resolve_lib_name): Move outside of
5670 OBJECT_FORMAT_COFF ifdef.
5671 (ignore_library): Same.
5673 2002-03-12 Bob Wilson <bob.wilson@acm.org>
5675 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
5677 2002-03-12 Bob Wilson <bob.wilson@acm.org>
5679 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
5680 to function_section before writing out the constant pool.
5682 2002-03-12 David Edelsohn <edelsohn@gnu.org>
5684 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
5686 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
5688 2002-03-12 Alan Modra <amodra@bigpond.net.au>
5690 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
5694 (cmpsi splitter): Likewise.
5695 (modsi3): Fail if <= 0.
5696 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
5697 redundant test when HOST_BITS_PER_WIDE_INT != 32.
5698 (reg_or_sub_cint64_operand): Likewise.
5699 (num_insns_constant_wide): Optimize sign extension.
5700 (rs6000_legitimize_address): Likewise.
5702 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
5704 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
5705 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
5707 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
5709 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
5710 address calculation.
5712 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
5714 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
5715 scratch register to DImode / TImode.
5716 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
5717 register used does not overlap the target.
5719 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5721 * Makefile.in (debug.o): Depend on debug.h.
5722 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
5723 * debug.c (do_nothing_debug_hooks): Likewise.
5724 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
5725 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
5726 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
5727 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
5728 * dwarfout.c (dwarf_debug_hooks): Likewise.
5729 * integrate.c (output_inline_function): Likewise.
5730 * objc/objc-act.c (synth_module_prologue): Likewise.
5731 * sdbout.c (sdb_debug_hooks): Likewise.
5732 * toplev.c (debug_hooks): Likewise.
5733 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5735 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5737 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
5738 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
5739 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
5740 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
5741 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
5742 * defaults.h (POINTER_SIZE): Define.
5743 * doc/tm.texi (POINTER_SIZE): Document default.
5745 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5747 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
5749 2002-03-11 Richard Henderson <rth@redhat.com>
5751 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
5752 if rebuild_label_notes_after_reload.
5754 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
5756 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
5757 emit pic register load if "internal" visibility.
5758 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
5759 (cris_expand_builtin_va_arg): Do all computations on trees.
5761 2002-03-11 Richard Henderson <rth@redhat.com>
5763 * rtlanal.c: Include recog.h.
5764 (keep_with_call_p): Fix thinko.
5765 * Makefile.in (rtlanal.o): Update dependencies.
5767 2002-03-11 Chris Meyer <cmeyer@gatan.com>
5769 * genflags.c (gen_insn): Use IS_VSPACE.
5770 * genoutput.c (output_insn_data): Likewise.
5771 (process_template): Likewise.
5773 2002-03-11 Richard Henderson <rth@redhat.com>
5775 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
5777 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
5779 * Makefile.in: Update.
5780 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
5781 Update documentation.
5782 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
5783 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
5785 2002-03-11 Zack Weinberg <zack@codesourcery.com>
5787 * Makefile.in: Give texi2pod its input file as a command line
5788 argument, not on stdin.
5790 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
5791 Daniel Berlin <dan@dberlin.org>
5793 C++ alias analysis improvement.
5794 * alias.c (record_component_aliases): Record aliases for base
5797 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
5799 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
5801 2002-03-11 Douglas B Rupp <rupp@gnat.com>
5803 * toplev.c (vms_fopen): Remove, not needed.
5805 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
5807 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
5809 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
5810 for FP, already done later.
5812 * toplev.c (debug_args): Add entry for VMS_DEBUG.
5813 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
5815 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
5817 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
5818 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
5819 LARGEST_EXPONENT_IS_NORMAL for the given mode.
5820 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
5821 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
5822 (ediv, emul, eldexp, esqrt): Likewise.
5823 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
5824 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
5825 (saturate): New function.
5826 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
5827 (make_nan): Use a saturation value instead of a NaN if
5828 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
5829 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
5830 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
5831 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
5832 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
5833 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
5834 !ROUND_TOWARDS_ZERO.
5835 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
5836 (ROUND_TOWARDS_ZERO): Document.
5838 2002-03-11 Andreas Jaeger <aj@suse.de>
5840 * cfg.c (dump_flow_info): Remove unused variable.
5842 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
5844 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
5845 computations on trees.
5847 2002-03-10 Richard Henderson <rth@redhat.com>
5850 * reload.c (copy_replacements_1): New.
5851 (copy_replacements): Use it to recurse through the rtx.
5853 2002-03-10 Richard Henderson <rth@redhat.com>
5855 * loop.c (strength_reduce): Compute number of iterations as
5856 unsigned HOST_WIDE_INT.
5858 2002-03-10 Richard Henderson <rth@redhat.com>
5860 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
5861 to move away from the end of the block.
5863 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
5865 PR preprocessor/5899
5866 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
5868 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5870 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
5872 * attribs.c (decl_attributes): Fix signed/unsigned warning.
5874 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
5876 * config/mmix/mmix.c: Improve comments.
5877 (mmix_target_asm_function_prologue): Drop variable
5878 empty_stack_frame. Don't allocate unused slot above fp.
5879 (mmix_target_asm_function_epilogue): Mirror prologue changes.
5880 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
5881 brace in first column.
5882 (enum reg_class): Ditto.
5883 (FIRST_PARM_OFFSET): Now 0.
5884 (USER_LABEL_PREFIX): Remove #if 0:d definition.
5886 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5888 * combine.c (make_extraction): Fix error in last change.
5890 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5892 * c4x.c (c4x_fp_reglist): Const-ify.
5893 * cris.c (cris_print_operand): Likewise.
5894 * i386.c (ix86_va_arg): Likewise.
5895 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
5896 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
5897 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
5898 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
5899 * mcore.h (regno_reg_class): Likewise.
5900 * mips.c (gen_int_relational): Likewise.
5901 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
5902 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
5903 * pdp11.c (move_costs): Likewise.
5904 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
5905 * s390.c (s390_branch_condition_mnemonic, regclass_map):
5907 * s390.h (regclass_map): Likewise.
5908 * sh.c (shift_amounts): Likewise.
5909 * sh.md (rotlsi3): Likewise.
5911 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
5913 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
5914 (ne0+5): Use new clobber to generate proper shift pattern.
5915 Patch by Michael Matz <matz@kde.org>.
5917 2002-03-09 Andreas Schwab <schwab@suse.de>
5919 * gcc.c (validate_all_switches): Also handle `%W{...}'.
5921 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
5923 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
5925 2002-03-09 Jakub Jelinek <jakub@redhat.com>
5928 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
5929 even for non-representable constants.
5931 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5933 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
5934 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
5935 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
5936 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
5937 (pop_function_context): Compute MAY_SHARE parameter for
5939 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
5940 (gen_mem_addressof): Call fixup_var_refs with new parm.
5942 * combine.c (make_extraction): Don't make extension of CONST_INT.
5944 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
5946 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
5947 in o32 and o64 ABIs.
5948 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
5949 but getting fixed-size structs passed in registers regardless of
5950 padding in o32 and o64 ABIs.
5952 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
5953 offset before loading address of argument passed by transparent
5956 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
5958 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
5960 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
5962 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
5963 marker such that registers after it are saved.
5965 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5967 * sparc.c (arith_4096_operand): Fix error in last change.
5969 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
5971 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
5974 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
5976 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
5979 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
5981 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
5983 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
5985 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
5986 removed; fix return value.
5987 * combine.c (combine_instructions): Dirtify blocks where we failed to
5988 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
5989 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
5991 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5993 * gcse.c (insert_insn_end_bb): Fix typo in last change.
5995 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
5997 * recog.c (peephole2_optimize): Re-distribute EH edges.
5999 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
6001 * expr.c (expand_expr): Use unsave lang hook.
6002 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
6003 (LANG_HOOKS_INITIALIZER): Update.
6004 * langhooks.h (struct lang_hooks): New hook unsave.
6005 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
6006 (unsave_expr_1): Remove unused lang_unsave_expr_now.
6007 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
6008 (unsave_expr_now): Remove.
6009 * tree.h (unsave_expr_now, lang_unsave,
6010 lang_unsave_expr_now): Remove.
6013 2002-03-08 Andreas Jaeger <aj@suse.de>
6015 * flow.c (propagate_block_delete_insn): Remove unused variable.
6017 2002-03-08 Kazu Hirata <kazu@hxi.com>
6019 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
6020 insn length for memory load/store.
6022 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
6024 * doc/install.texi (--with-libiconv-prefix): Document.
6026 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
6028 * doc/sourcebuild.texi: Fix typo.
6030 2002-03-08 Jakub Jelinek <jakub@redhat.com>
6033 * builtins.c (std_expand_builtin_va_arg): Do all computations on
6036 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6038 * rtl.c (copy_most_rtx): Move from here ...
6039 * emit-rtl.c (copy_most_rtx): ... to here.
6041 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
6043 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
6044 SUBTARGET_CPP_SIZE_SPEC.
6045 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
6047 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
6049 2002-03-07 Matt Hiller <hiller@redhat.com>
6051 * gensupport.c (first_dir_md_include): Renamed from include;
6052 change all references.
6053 (last_dir_md_include): Renamed from last_include; change all
6055 (init_md_reader): Unconditionally initialize base_dir whether or
6056 not filename is a relative path.
6058 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
6060 * config/fp-bit.c (_unord_f2): Compile it in even if
6061 US_SOFTWARE_GOFAST is enabled.
6063 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
6064 NULL_RTX. Set all HFmode operations as NULL_RTX.
6065 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
6066 NULL_RTX, try reversing the comparison and the operands.
6068 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
6070 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
6071 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
6074 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
6076 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
6078 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
6080 * basic-block.h (fixup_abnormal_edges): Declare.
6081 * reload1.c (fixup_abnormal_edges): New function.
6082 * reg-stack.c (convert_regs): Use it.
6084 * gcse.c (insert_insn_end_bb): Handle trapping insns.
6086 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
6088 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
6090 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
6091 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
6092 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
6093 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
6094 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
6095 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
6096 unless x and y could be infinite.
6097 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
6098 Check that the common type of both arguments is a real, even for
6099 targets without unordered comparisons. Allow an integer argument
6100 to be compared against a real.
6101 (expand_tree_builtin): Use expand_unordered_cmp.
6102 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
6103 * cse.c (fold_rtx): Likewise. Fix indentation.
6104 * fold-const.c (fold_real_zero_addition_p): New.
6105 (fold): Use it, and the new HONOR_... macros.
6106 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
6107 * jump.c (reversed_comparison_code_parts): After searching for
6108 the true comparison mode, use HONOR_NANS to decide whether it
6109 can be safely reversed.
6110 (reverse_condition_maybe_unordered): Remove IEEE check.
6111 * simplify-rtx.c (simplify_binary_operation): Use the new macros
6112 to decide which simplifications are valid. Allow the following
6113 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
6114 and (a - -b) to (a + b).
6115 (simplify_relational_operation): Use HONOR_NANS.
6116 * doc/tm.texi: Document the MODE_HAS_... macros.
6118 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
6120 * combine.c (simplify_comparison): If simplifying a logical shift
6121 right and compare with constant, force the comparison to unsigned.
6123 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
6125 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
6127 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
6129 (alt_reg_names): Remove % for vrsave.
6131 2002-03-06 Richard Henderson <rth@redhat.com>
6133 PR optimization/5844
6134 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
6135 if used indicates we've already emitted one copy of an operand.
6136 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
6137 (gen_split): Supply a non-null used.
6139 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
6141 * reload1.c (reload): Unshare all rtl after reload is done.
6143 * simplify-rtx.c (simplify_plus_minus): Do not abort,
6144 but simply fail if the expression is too complex to simplify.
6145 (simplify_gen_binary): Handle simplify_plus_minus failures.
6147 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
6149 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
6150 consistently call delete_trivially_dead_insns after CSE and GCSE;
6151 fix DFI_life dumping; do jump threading after liveness; do crossjumping
6152 after liveness2; update comment in last crossjumping.
6153 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
6155 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
6157 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
6158 after completing fast dead code elimination.
6160 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
6163 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
6165 * version.c: Fix misplaced leading blanks on first line.
6167 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
6169 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
6171 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
6173 * cfgcleanup.c (mentions_nonequal_regs): New function.
6174 (thread_jump): Use it.
6175 * toplev.c (rest_of_compilation): Run jump threading after
6178 2002-03-06 Jakub Jelinek <jakub@redhat.com>
6180 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
6183 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
6185 * predict.c (estimate_bb_frequencies): Do not reload the
6186 frequencies from notes.
6188 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
6190 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
6191 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
6193 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
6194 delete_noop_moves): Return indeger.
6195 * flow.c (ndead): New variable.
6196 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
6197 BB argument; update callers.
6198 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
6199 (life_analysis): Do not call purge_all_dead_edges.
6200 (update_life_info): Return number of deleted insns; print statistics.
6201 (update_life_info_in_dirty_blocks): likewise.
6202 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
6203 return number of insns deleted.
6205 * cse.c: Include timevar.h
6206 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
6207 iterate until stabilizes; print statistics; return number of killed
6209 * Makefile.in: (cse.o): Add timevar.h dependency
6210 * rtl.h (delete_trivially_dead_insns): New.
6211 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
6212 * toplev.c (rest_of_compilation): Update callers.
6214 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
6215 (try_optimize_cfg): Do not update liveness.
6216 (cleanup-cfg): Loop until try_optimize_cfg and dead code
6217 removal stabilizes; use delete_trivially_dead_insns.
6219 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
6221 2002-03-05 Zack Weinberg <zack@codesourcery.com>
6223 * cppmain.c (setup_callbacks): Disable #pragma and #ident
6224 callbacks when processing assembly language.
6226 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
6228 * pa.h (ASM_FILE_END): Define.
6229 * som.h (ASM_FILE_END): Delete.
6231 * pa.c (function_arg): Don't pass floats in general registers in
6232 indirect calls if TARGET_ELF32.
6234 2002-03-05 Richard Henderson <rth@redhat.com>
6236 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
6238 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
6240 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
6242 2002-03-05 Jakub Jelinek <jakub@redhat.com>
6244 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
6245 -r command line. Don't hide any symbols if not building
6248 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
6250 * cfg.c (dump_flow_info): Warn about profile mismatches.
6251 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
6252 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
6254 2002-03-05 Jakub Jelinek <jakub@redhat.com>
6256 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
6257 wide volatile memory by parts.
6259 2002-03-05 Jakub Jelinek <jakub@redhat.com>
6261 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
6264 2002-03-05 Richard Henderson <rth@redhat.com>
6266 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
6268 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
6270 * toplev.c (documented_lang_options): Document more
6271 language-specific options.
6272 * doc/invoke.texi (Warning Options): Correct documentation for
6273 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
6274 * c-decl.c (c_decode_option): Use a table to handle warning options.
6276 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
6278 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
6279 parameter to mmix_encode_section_info.
6280 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
6281 relocatably. Always produce ELF, not mmo if linking relocatably.
6282 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
6283 first is non-zero, don't add symbol prefix.
6284 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
6285 prototype accordingly.
6287 2002-03-04 Krister Walfridsson <cato@df.lth.se>
6289 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
6291 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
6293 * configure.in: Increase required makeinfo version to 4.1.
6294 * configure: Regenerate.
6296 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
6298 * .cvsignore: Remove *.info* and genrtl*; these files are generated
6301 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
6303 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
6304 * doc/invoke.texi: Fix @math uses.
6306 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
6308 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
6311 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
6313 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
6314 (powerpc-*-eabisimaltivec*): Same.
6316 * config/rs6000/t-ppcendian: New.
6318 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6320 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
6321 nonimmediate_src_operand and nonimmediate_lsrc_operand to
6322 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
6324 2002-03-03 Richard Henderson <rth@redhat.com>
6326 * toplev.c (rest_of_decl_compilation): Revert last two changes.
6328 2002-03-03 Zack Weinberg <zack@codesourcery.com>
6330 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
6331 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
6332 tree.c, config/m68k/m68k.c:
6333 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
6334 REAL_ARITHMETIC blocks unconditional. Delete some further
6335 #ifdef blocks predicated on REAL_ARITHMETIC.
6336 * flags.h, toplev.c: Delete remaining references to
6339 * doc/invoke.texi: Remove documentation of -fpretend-float.
6340 * doc/tm.texi: Describe the various REAL_* macros as provided by
6341 real.h, not by the target configuration files.
6343 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
6344 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
6345 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
6346 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
6347 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
6348 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
6349 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
6350 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
6351 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
6352 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
6353 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
6354 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
6355 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
6356 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
6357 config/xtensa/xtensa.h:
6358 Do not define, undefine, or mention in comments any of
6359 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
6360 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
6361 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
6362 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
6363 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
6364 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
6365 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
6366 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
6367 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
6369 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6371 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
6372 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
6373 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
6374 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
6375 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
6376 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
6378 * defaults.h (BITS_PER_WORD): Define.
6379 * doc/tm.texi (BITS_PER_WORD): Document default value.
6381 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
6382 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
6383 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
6385 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6387 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
6388 lieu of explicit sizeof/sizeof.
6389 * i386.c (override_options, ix86_init_mmx_sse_builtins,
6390 ix86_expand_builtin): Likewise.
6391 * mips.c (mips_add_gc_roots): Likewise.
6392 * mmix.c (mmix_output_condition): Likewise.
6393 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
6394 altivec_init_builtins): Likewise.
6395 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
6396 * cppexp.c (Nsuff, parse_number): Likewise.
6397 * cppinit.c (builtin_array_end): Likewise.
6398 * gcc.c (n_default_compilers, process_command): Likewise.
6399 * genpreds.c (output_predicate_decls): Likewise.
6400 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
6401 * lcm.c (N_ENTITIES): Likewise.
6402 * stor-layout.c (set_sizetype): Likewise.
6404 2002-03-03 Richard Henderson <rth@redhat.com>
6406 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
6407 for types or labels.
6409 2002-03-03 Richard Henderson <rth@redhat.com>
6411 * c-decl.c (start_decl): Initialized variables are not common.
6413 2002-03-02 Per Bothner <per@bothner.com>
6415 * gcc.c (option_map): Suport new --bootclasspath option.
6416 --CLASSPATH is now just an alias for --classpath.
6418 2002-03-02 Richard Henderson <rth@redhat.com>
6420 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
6421 load if "internal" visibility.
6422 * doc/extend.texi: Document visibility meanings.
6424 2002-03-02 Richard Henderson <rth@redhat.com>
6426 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
6427 to functions as well.
6429 2002-03-02 Richard Henderson <rth@redhat.com>
6431 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
6432 (handle_visibility_attribute): Don't call assemble_visibility.
6433 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
6434 without asmspec. Invoke assemble_alias when needed.
6435 * varasm.c (maybe_assemble_visibility): New.
6436 (assemble_start_function, assemble_variable, assemble_alias): Use it.
6438 2002-03-02 Richard Henderson <rth@redhat.com>
6440 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
6441 invoke ENCODE_SECTION_INFO with first call flag.
6443 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
6444 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
6445 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
6446 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
6447 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
6448 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
6449 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
6450 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
6451 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
6452 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
6453 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
6454 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
6455 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
6456 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
6457 config/mcore/mcore-protos.h, config/mcore/mcore.c,
6458 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
6459 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
6460 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
6461 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
6462 config/sh/sh.h, config/sparc/sparc.h,
6463 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
6464 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
6465 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
6466 FIRST argument. As needed, examine it and do nothing.
6468 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
6469 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
6470 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
6472 * config/arm/t-pe (pe.o): Add dependencies.
6474 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6476 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
6477 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
6478 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
6479 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
6480 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
6481 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
6482 * defaults.h (BITS_PER_UNIT): Define.
6483 * doc/tm.texi (BITS_PER_UNIT): Document default value.
6485 2002-03-02 Kazu Hirata <kazu@hxi.com>
6487 * config/h8300/h8300-protos.h: Add a prototype for
6488 compute_a_shift_length.
6489 * config/h8300/h8300.c (h8300_asm_insn_count): New.
6490 (compute_a_shift_length): Likewise.
6491 (h8300_adjust_insn_length): Do not adjust insn length of shift
6493 * config/h8300/h8300.md (anonymous shift patterns): Use
6494 compute_a_shift_length.
6496 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6498 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
6501 * emit-rtl.c (offset_address): Call update_temp_slot_address.
6503 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6505 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
6506 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
6507 * flags.h (flag_zero_initialized_in_bss): Declare.
6508 * toplev.c (flag_zero_initialized_in_bss): New flag.
6509 (lang_independent_options): Add flag_zero_initialized_in_bss.
6510 * tree.c (initializer_zerop): New function.
6511 * tree.h (initializer_zerop): Declare.
6512 * varasm.c (assemble_variable): If we can emit bss, put zero
6513 initializers in the bss section.
6515 2002-03-02 Alan Modra <amodra@bigpond.net.au>
6517 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
6518 like more than one symbol per .weak directive.
6520 2002-03-01 Richard Henderson <rth@redhat.com>
6522 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
6523 adjust argument_pointer by pretend_args_size.
6524 (ia64_va_start): Adjust va_start address by -pretend_args_size.
6526 2002-03-01 Kazu Hirata <kazu@hxi.com>
6528 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
6530 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
6532 * toplev.c (rest_of_compilation): Delete dead jumptables before
6534 * flow.c (delete_dead_jumptables): Make global.
6535 * rtl.h (delete_dead_jumptables): Declare.
6537 2002-03-01 David Edelsohn <edelsohn@gnu.org>
6539 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
6540 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
6541 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
6543 2002-03-01 Kazu Hirata <kazu@hxi.com>
6545 * config/h8300/h8300-protos.h: Fix formatting.
6546 * config/h8300/h8300.c: Likewise.
6547 * config/h8300/h8300.h: Likewise.
6549 2002-03-01 Kazu Hirata <kazu@hxi.com>
6551 * config/h8300/h8300.c (print_operand): Support 16-bit
6553 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
6555 2002-02-28 Richard Henderson <rth@redhat.com>
6557 * expmed.c (store_bit_field): Prevent generation of CONCATs;
6558 pun complex values as integers; use gen_lowpart instead of
6560 (extract_bit_field): Likewise.
6562 2002-03-01 Alan Modra <amodra@bigpond.net.au>
6563 David Edelsohn <edelsohn@gnu.org>
6565 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
6566 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
6567 (SUPPORTS_WEAK): Likewise.
6568 * output.h (add_weak): Add tree param.
6569 * varasm.c (add_weak): Likewise. Save decl.
6570 (struct weak_syms): Add decl field.
6571 (mark_weak_decls): New function.
6572 (init_varasm_once): ggc_add_root mark_weak_decls.
6573 (assemble_start_function): Use ASM_WEAKEN_DECL.
6574 (assemble_variable): Likewise.
6575 (assemble_alias): Likewise.
6576 (declare_weak): Pass decl to add_weak.
6577 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
6578 (remove_from_pending_weak_list): Declare and define for
6580 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
6581 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
6582 * defaults.h (SUPPORTS_WEAK): Likewise.
6583 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
6584 .weak for code sym. Do emit .size for descriptor sym.
6585 (ASM_DECLARE_FUNCTION_SIZE): Define.
6586 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
6587 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
6588 .lglobl unless TARGET_XCOFF. Formatting fixes.
6589 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
6591 (HANDLE_PRAGMA_WEAK): Remove.
6592 (ASM_WEAKEN_LABEL): Remove.
6593 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
6595 2002-03-01 Jason Merrill <jason@redhat.com>
6597 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
6598 (TARGET_EXPR_CLEANUP): New macro.
6600 2002-02-28 Steve Ellcey <sje@cup.hp.com>
6602 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
6603 to take ptr_extend into account as third type of extension.
6604 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
6605 fields used by SUBREG_PROMOTED_UNSIGNED_P.
6606 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
6607 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
6608 * calls.c (precompute_arguments): Use new macro.
6609 (expand_call): Ditto.
6610 * combine.c (nonzero_bits): Ditto.
6611 (record_promoted_value): Ditto.
6612 * expr.c (store_expr): Ditto.
6613 (expand_expr): Ditto.
6614 * function.c (assign_parms): Ditto.
6616 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
6618 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
6619 override -shared and -shared-libgcc.
6621 2002-02-28 David O'Brien <obrien@FreeBSD.org>
6623 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
6625 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
6628 2002-02-28 Richard Henderson <rth@redhat.com>
6630 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
6631 4 cycle latency from MM producers.
6632 (ia64_internal_sched_reorder): Likewise with pipeline flush.
6634 2002-02-28 Jakub Jelinek <jakub@redhat.com>
6636 * mklibgcc.in: Don't use GNU make extension.
6638 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
6640 * c-parse.in (STATIC): New terminal.
6641 (scspec): New non-terminal. Update productions accordingly.
6642 (program): Remove bogus ifc / end ifc.
6643 (array_declarator): Simplify production using STATIC.
6645 2002-02-28 Jim Meyering <meyering@lucent.com>
6647 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
6648 \a still means TARGET_BELL.
6650 2002-02-28 Richard Henderson <rth@redhat.com>
6652 * haifa-sched.c (sched_emit_insn): New.
6653 (schedule_block): Use last_scheduled_insn to track last insn.
6654 * sched-int.h (sched_emit_insn): Prototype.
6655 * config/ia64/ia64.c (last_issued): Remove.
6656 (ia64_variable_issue): Don't set it.
6657 (nop_cycles_until): Use sched_emit_insn.
6659 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
6661 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
6664 2002-02-28 Kazu Hirata <kazu@hxi.com>
6666 * config/h8300/h8300.c: Fix formatting.
6667 * config/h8300/h8300.h: Likewise.
6669 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
6671 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
6672 which may overwrite the high byte of the frame pointer.
6674 2002-02-28 Bo Thorsen <bo@suse.de>
6676 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
6677 (STARTFILE_SPEC): Add 64 bit files.
6678 (ENDFILE_SPEC): Likewise.
6680 2002-02-28 Jason Merrill <jason@redhat.com>
6682 * c-decl.c (finish_function): Only warn about missing return
6683 statement with -Wreturn-type.
6685 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
6687 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
6689 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
6690 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
6692 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
6694 * basic-block.h (BB_REACHABLE): Renumber.
6695 (BB_DIRTY, BB_NEW): New flags.
6696 (clear_bb_flags): Declare.
6697 (update_life_info_in_dirty_blocks): Declare.
6698 * cfg.c (clear_bb_flags): New function.
6699 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
6700 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
6701 reorder_insns, emit_insn_after): Mark block as dirty.
6702 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
6703 (update_life_info_in_dirty_blocks): New function.
6704 * recog.c (apply_change_group): Dirtify block.
6706 * cse.c (cse_insn): Reorder emitting of jump insn to keep
6708 * gcse.c (delete_null_pointer_checks): Likewise.
6710 * toplev.c (dump_file_index): Move cse2 after bp,
6712 (dump_file_info): Similary.
6713 (rest_of_compilation): Avoid most of CFG rebuilds;
6714 do first if converision after null pointer checks, do cse2
6715 after branch prediction; avoid full liveness rebuild after
6716 initializing subregs.
6717 * invoke.texi (-d options): Document -du, renumber.
6719 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
6720 (notice_new_block): Do not set BB_UPDATE_LIFE.
6721 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
6722 merge_blocks_move_successor_nojumps, merge_blocks,
6723 try_crossjump_to_edge): Likewise.
6724 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
6725 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
6726 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
6727 (merge_of_block): Do not use life_data_ok.
6728 (find_if_case_1): Do not use SET_UPDATE_LIFE.
6729 (if_convert): Use BB_DIRTY mechanizm to update life.
6730 * lcm.c (optimize_mode_switching): Update
6731 update_life_info_in_dirty_blocks
6733 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
6735 * Makefile.in (integrate.o): Update.
6736 * c-decl.c (copy_lang_decl): Rename.
6737 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
6738 * integrate.c: Include langhooks.h.
6739 (copy_decl_for_inlining): Update to use langhook.
6740 * langhooks-def.h (lhd_do_nothing_t,
6741 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
6742 (LANG_HOOKS_INITIALIZER): Update.
6743 * langhooks.c (lhd_do_nothing_t): New.
6744 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
6745 * tree.h (copy_lang_decl): Remove.
6747 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
6749 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
6751 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
6752 POST_DEC, and POST_MODIFY.
6754 2002-02-27 Zack Weinberg <zack@codesourcery.com>
6756 * c-typeck.c (digest_init): Remove unused parameter; all
6759 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
6761 * expmed.c (expand_shift): Correctly test for low part of a
6764 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
6766 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
6767 insn UIDs with insn addresses.
6769 2002-02-27 Zack Weinberg <zack@codesourcery.com>
6771 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
6772 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
6773 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
6774 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
6775 gcc.c, toplev.c: Delete code implementing -traditional mode.
6777 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
6778 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
6779 Document removal of -traditional mode for compilation, and
6780 remove documentation only relevant to that mode.
6782 * config/nextstep.h, config/ptx4.h, config/svr4.h,
6783 config/convex/convex.h, config/d30v/d30v.h,
6784 config/i386/dgux.h, config/i386/osf1elf.h,
6785 config/i386/osfelf.h, config/i386/osfrose.h,
6786 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
6787 config/m68k/hp310.h, config/m88k/dgux.h,
6788 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
6789 config/m88k/m88k.h, config/m88k/openbsd.h,
6790 config/mips/abi64.h, config/mips/osfrose.h,
6791 config/mips/svr4-5.h, config/mips/svr4-t.h,
6792 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
6793 config/stormy16/stormy16.h: Remove all references to
6794 -traditional from target specs. Delete all mention of the
6795 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
6796 delete a couple of commented-out definitions of
6797 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
6800 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
6801 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
6803 2002-02-27 Zack Weinberg <zack@codesourcery.com>
6805 * mklibgcc.in: Don't use \n in a line subject to
6806 interpretation by echo.
6808 2002-02-27 Graham Stott <grahams@redhat.com>
6810 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
6813 * loop.c (prescan_loop): Handle PARALLEL.
6815 * unroll.c (loop_iterations): Return 0 if the add_val for
6818 * final.c (output_operand_lossage): Constify PFX_STR.
6820 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
6822 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
6824 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
6825 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
6827 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
6829 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
6831 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
6833 * cpplex.c (_cpp_lex_token): Handle directives in macro
6835 * cpplib.c (_cpp_handle_directive): Save and restore state
6836 if parsing macro args when entering a directive.
6837 * cppmacro.c (collect_args): No need to handle directives
6839 (enter_macro_context, replace_args): Use the original macro
6840 definition in case it was redefined whilst collecting arguments.
6844 2002-02-26 David Edelsohn <edelsohn@gnu.org>
6846 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
6847 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
6848 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
6850 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
6851 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
6852 (load_toc_v4_PIC_2): Same.
6854 2002-02-26 Alan Modra <amodra@bigpond.net.au>
6856 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
6858 2002-02-26 Richard Henderson <rth@redhat.com>
6860 * config/alpha/alpha.md (ashldi_se): Re-enable.
6862 2002-02-26 Richard Henderson <rth@redhat.com>
6864 * config/alpha/alpha.c (alpha_encode_section_info): Examine
6865 MODULE_LOCAL_P; improve commentary.
6867 2002-02-26 Zack Weinberg <zack@codesourcery.com>
6869 * doc/cpp.texi: Clarify documentation of relationship between
6872 2002-02-26 Kazu Hirata <kazu@hxi.com>
6874 * config/h8300/h8300-protos.h: Update the prototype for
6875 compute_logical_op_length. Add the prototype for
6876 compute_logical_op_cc.
6877 * config/h8300/h8300.c (compute_logical_op_length): Figure out
6879 (compute_logical_op_cc): New.
6880 * config/h8300/h8300.md: Combine all the logical op patterns
6881 in HImode and SImode. Use compute_logical_op_cc.
6883 2002-02-26 Kelley Cook <kelleycook@comcast.net>
6885 * config/i386/i386.c (print_operand): Don't append ATT-style
6886 length suffixs to x87 opcodes when in Intel mode.
6888 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
6890 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
6891 (init_emit_once): Update calls.
6892 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
6893 (init_syntax_once): Prototype.
6895 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
6897 * pa-linux.h (LIB_SPEC): Update definition.
6898 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
6900 2002-02-26 Richard Henderson <rth@redhat.com>
6902 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
6903 if we emitted a stop bit.
6905 2002-02-26 Jakub Jelinek <jakub@redhat.com>
6907 * configure.in (libgcc_visibility): Substitute.
6908 * configure: Rebuilt.
6909 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
6910 defined symbols .hidden.
6912 2002-02-26 Jakub Jelinek <jakub@redhat.com>
6914 * attribs.c (c_common_attribute_table): Add visibility.
6915 (handle_visibility_attribute): New function.
6916 * varasm.c (assemble_visibility): New function.
6917 * output.h (assemble_visibility): Add prototype.
6918 * tree.h (MODULE_LOCAL_P): Define.
6919 * crtstuff.c (__dso_handle): Use visibility attribute.
6920 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
6921 for MODULE_LOCAL_P symbols too.
6922 * config/ia64/ia64.c (ia64_encode_section_info): Handle
6923 MODULE_LOCAL_P symbols the same way as local symbols.
6924 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
6925 into .sdata/.sbss by the user.
6926 * doc/extend.texi (Function Attributes): Document visibility
6929 2002-02-26 Jakub Jelinek <jakub@redhat.com>
6932 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
6933 STRING_CST initializer spanning the whole variable without
6935 If expand_expr returned MEM, don't use it.
6937 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
6939 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
6940 generate a die for the lexical block.
6942 2002-02-26 Kazu Hirata <kazu@hxi.com>
6944 * config/h8300/h8300-protos.h: Add a prototype for
6945 compute_logical_op_length.
6946 * config/h8300/h8300.c (compute_logical_op_length): New.
6947 * config/h8300/h8300.md (anonymous logical patterns): Use
6948 compute_logical_op_length for length.
6950 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
6952 * dwarf2out.c (modified_type_die): Do not call type_main_variant
6954 (gen_type_die): Same.
6956 * attribs.c (handle_vector_size_attribute): Set debug information.
6958 2002-02-26 Daniel Egger <degger@fhm.edu>
6960 * config/rs6000/rs6000.md: Swap define_insn attributes to
6961 fix incorrect generation of merge high instructions instead
6964 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
6966 * c-typeck.c (really_start_incremental_init): Use
6967 bitsize_zero_node for vectors.
6969 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
6971 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
6972 ("*set_vrsave_internal"): Same.
6974 2002-02-25 Richard Henderson <rth@redhat.com>
6976 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
6977 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
6979 2002-02-25 Jakub Jelinek <jakub@redhat.com>
6982 * config/i386/i386.c (ix86_return_pops_args): Only pop
6983 fake structure return argument if it was passed on the stack.
6985 2002-02-25 Jason Merrill <jason@redhat.com>
6987 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
6990 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
6992 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
6993 link with shared_name only.
6994 * doc/invoke.texi (Link Options): Document new behavior.
6996 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
6998 * c-typeck.c (push_init_level): Handle vectors.
7000 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
7002 * config/sparc/sparc.c (const64_high_operand): Zero-extend
7003 operands of SPARC_SETHI_P.
7004 (input_operand): Likewise.
7005 (sparc_emit_set_const32): Likewise.
7006 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
7007 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
7008 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
7009 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
7010 (movdi_insn_sp64_vis): Likewise.
7011 (movdi split, movdf split): Use SETHI32.
7012 * doc/md.texi: Document SPARC constraints L, M and N.
7014 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
7016 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
7017 ("*set_vrsave_internal"): use mfspr for Darwin.
7019 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
7020 gen_get_vrsave_internal.
7022 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7024 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
7026 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
7028 * cpplex.c (cpp_interpret_charconst): Get signedness or
7029 otherwise of wide character constants correct.
7030 * cppexp.c (lex): Get signedness of wide charconsts correct.
7032 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7034 * optabs.c (widen_operand): Only call convert_modes for
7035 promoted SUBREG if signedness matches.
7036 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
7038 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
7040 * cpplib.c (glue_header_name): Use local buffer to build up
7043 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
7045 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
7047 2002-02-23 Kazu Hirata <kazu@hxi.com>
7049 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
7050 H8/300[HS] separately.
7051 * config/h8300/h8300.md: Remove the early clobber constraint
7052 from bit field patterns.
7054 2002-02-23 Kazu Hirata <kazu@hxi.com>
7056 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
7058 (mulhisi3): Likewise.
7059 (umulqisi3): Likewise.
7060 (umulhisi3): Likewise.
7062 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
7064 * cppinit.c (output_deps): Correct test for stdout output.
7065 (init_dependency_output): Cure warning.
7067 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7069 * expr.c (store_expr): When converting expression to promoted
7070 equivalent type, allow using SUBREG_REG of TARGET as the target
7071 of the expansion of EXP.
7072 * loop.c (basic_induction_var, case SUBREG): Always look inside.
7073 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
7074 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
7075 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
7076 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
7078 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
7080 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
7081 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
7082 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
7084 2002-02-23 Jakub Jelinek <jakub@redhat.com>
7086 PR optimization/5747
7087 * loop.c (scan_loop): Update reg info if move_movables created new
7090 2002-02-23 David Edelsohn <edelsohn@gnu.org>
7092 * gcc.c (init_gcc_spec): Revert last change.
7094 2002-02-23 David Edelsohn <edelsohn@gnu.org>
7096 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
7097 gpc_reg_operand constraint.
7099 2002-02-23 Alan Modra <amodra@bigpond.net.au>
7101 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
7102 Simplify comparison of `low'.
7103 (add_operand): Fix formatting.
7104 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
7105 (mask_operand): Disallow mask to wrap in 64-bit mode.
7106 (rs6000_stack_info): Remove redundant test setting push_p.
7107 (output_toc): Fix formatting.
7108 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
7109 cc_reg_not_cr0_operand constraint.
7110 (booldi3, boolcdi3 splitters): Same.
7112 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
7114 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
7116 2002-02-22 David Edelsohn <edelsohn@gnu.org>
7118 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
7119 gcc invoked with -shared-libgcc.
7121 2002-02-22 Jakub Jelinek <jakub@redhat.com>
7124 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
7125 decl if any of elements was TREE_USED.
7127 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
7129 * config/sparc/sol2.h: Don't include sys/mman.h.
7130 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
7131 (arith_4096_operand): Don't throw high bits away.
7132 (const64_operand): Take sign extension of CONST_INTs into account.
7133 (const64_high_operand, sparc_emit_set_const32): Likewise.
7134 (GEN_HIGHINT64): Likewise.
7135 (sparc_emit_set_const64_quick1): Likewise.
7136 (const64_is_2insns): Likewise.
7137 (print_operand): Use trunc_int_for_mode for sign extension.
7138 * config/sparc/sparc.h (SMALL_INT32): Likewise.
7139 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
7140 chars. Assume CONST_INT is already properly sign-extended.
7141 (movdi split): Sign-extend each SImode part.
7142 (andsi3 split): Don't mask high bits off, so that result
7143 remains properly sign-extend.
7144 (iorsi3 split): Likewise.
7145 (xorsi3 split): Likewise.
7147 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
7149 * fold-const.c (fold): Fix typo in comments.
7151 2002-02-21 Diego Novillo <dnovillo@redhat.com>
7153 * Makefile.in (langhooks.o): Update dependencies.
7155 2002-02-21 Diego Novillo <dnovillo@redhat.com>
7157 * langhooks.c: Include flags.h.
7159 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
7161 * testsuite/gcc.dg/attr-alwaysinline.c: New.
7163 * c-common.c (c_common_post_options): Set inline trees by
7166 * doc/extend.texi (Function Attributes): Document always_inline
7168 Update documentation about inlining when not optimizing.
7170 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
7172 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
7173 unless DECL_ALWAYS_INLINE.
7175 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
7176 unless DECL_ALWAYS_INLINE.
7177 (c_disregard_inline_limits): Disregard if always_inline set.
7179 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
7180 Disregard if always_inline set.
7181 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
7182 unless DECL_ALWAYS_INLINE.
7184 * attribs.c (handle_always_inline_attribute): New.
7185 (c_common_attribute_table): Add always_inline.
7187 * config/rs6000/altivec.h: Add prototypes for builtins
7188 requiring the always_inline attribute.
7190 2002-02-21 Eric Christopher <echristo@redhat.com>
7192 * expmed.c (store_bit_field): Try to simplify the subreg
7193 before generating a new one when when the mode size of
7194 value is less than maxmode.
7196 2002-02-21 Richard Henderson <rth@redhat.com>
7198 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
7199 than gen_rtx_PLUS to form the sum.
7200 * explow.c (force_reg): Rearrange to not allocate new pseudo
7201 when force_operand returns a register.
7202 * expr.c (expand_assignment): Allow offset_rtx expansion to
7203 return a sum. Do not force addresses into registers.
7204 (expand_expr): Likewise.
7205 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
7206 to canonicalize arithmetic that didn't simpify.
7207 (simplify_plus_minus): New argument force; update
7208 all callers. Don't split CONST unless we can do something with it,
7209 and wouldn't lose the constness of the operands.
7211 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
7212 that we generated earlier.
7214 2002-02-21 Tom Tromey <tromey@redhat.com>
7216 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7217 (output_line_info): Use constant `1', with a long explanatory
7219 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
7221 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
7223 * jump.c (redirect_jump): If old label has no UID, don't try to
7226 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
7228 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
7229 If input is constant, do shifts at compile time.
7231 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
7233 * doc/extend.texi: Fix some more overfull hboxes.
7235 2002-02-21 Jakub Jelinek <jakub@redhat.com>
7237 PR optimization/4994
7238 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
7241 2002-02-21 Jakub Jelinek <jakub@redhat.com>
7244 * expr.h (expand_and): Add mode argument.
7245 * expmed.c (expand_and): Add mode argument.
7246 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
7247 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
7248 * except.c (expand_builtin_extract_return_addr): Likewise.
7249 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
7250 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
7251 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
7252 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
7253 * config/c4x/c4x.md: Use GEN_INT (x) instead of
7254 gen_rtx (CONST_INT, VOIDmode, x).
7256 2002-02-21 Jakub Jelinek <jakub@redhat.com>
7259 * stmt.c (warn_if_unused_value): Move side effects test once more.
7261 2002-02-20 Torbjorn Granlund <tege@swox.com>
7263 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
7264 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
7266 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
7268 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
7269 SUBREG or ZERO_EXTEND.
7271 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
7273 * sh.h (current_function_anonymous_args): Remove.
7274 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
7275 of current_function_varargs and current_function_stdarg is set.
7276 * sh.c (sh_expand_prologue): Check current_function_varargs /
7277 current_function_stdarg / TARGET_SH5 instead of
7278 current_function_anonymous_args.
7280 * sh64.h (TARGET_VERSION): Define.
7282 2002-02-20 David Edelsohn <edelsohn@gnu.org>
7284 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
7285 VRSAVE_REGNO on TARGET_ALTIVEC.
7287 2002-02-20 Alan Modra <amodra@bigpond.net.au>
7289 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
7290 bits of SImode const_int.
7291 (includes_rshift_p): Likewise.
7292 (print_operand): Call mask_operand and mask64_operand with correct
7294 (rs6000_output_function_epilogue): Pad traceback table to word.
7295 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
7296 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
7297 mask64_operand with correct mode.
7298 (FUNCTION_ARG_REGNO_P): Correct parentheses.
7300 2002-02-20 Jakub Jelinek <jakub@redhat.com>
7303 * varasm.c (get_pool_constant_mark): New.
7304 * rtl.h (get_pool_constant_mark): Add prototype.
7305 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
7306 be represented if it has not been output.
7308 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
7310 * combine.c (do_SUBST): Sanity check substitutions of
7311 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
7312 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
7313 CONST_INT into its operand.
7314 (known_cond): Likewise, for ZERO_EXTEND.
7315 * simplify-rtx.c (simplify_unary_operation): Fix condition to
7316 allow for simplification of wide modes. Reject CONST_INTs in
7317 ZERO_EXTEND when their actual mode is not given.
7319 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
7321 * c-decl.c (pushdecl): If no global declaration is found for an
7322 extern declaration in block scope, try a limbo one.
7324 2002-02-20 Jakub Jelinek <jakub@redhat.com>
7327 * c-common.c (pointer_int_sum): Moved from...
7328 * c-typeck.c (pointer_int_sum): ...here.
7329 * c-common.h (pointer_int_sum): Add prototype.
7331 2002-02-20 Jakub Jelinek <jakub@redhat.com>
7334 * c-decl.c (duplicate_decls): Return 0 if issued error about
7337 2002-02-20 Roger Sayle <roger@eyesopen.com>
7338 Jakub Jelinek <jakub@redhat.com>
7341 * tree.c (host_integerp): Ensure that the constant integer is
7342 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
7343 when pos is zero or non-zero respectively. Clarify comment.
7344 * c-format.c (check_format_info_recurse): Fix host_integerp
7345 usage; the pos argument should be zero when assigning to a
7346 signed HOST_WIDE_INT.
7348 2002-02-20 Richard Henderson <rth@redhat.com>
7350 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
7351 of the operand, rather than assuming TImode.
7352 (ix86_expand_binop_builtin): Cope with commutative patterns
7353 using nonimmediate_operand for both operands.
7354 (ix86_expand_timode_binop_builtin): Likewise.
7355 (ix86_expand_store_builtin): Validate operand 1.
7356 (ix86_expand_unop1_builtin): Likewise.
7358 2002-02-20 Philip Blundell <philb@gnu.org>
7361 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
7363 2002-02-20 Richard Henderson <rth@redhat.com>
7366 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
7368 2002-02-20 Tom Tromey <tromey@redhat.com>
7370 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7371 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7372 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7373 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7374 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
7377 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
7379 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
7380 for (const_int 0) in X not just INTVAL.
7382 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
7384 * doc/extend.texi: Avoid or reduce overfull hboxes.
7386 2002-02-20 Diego Novillo <dnovillo@redhat.com>
7388 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
7389 operations if the field does not start at a mode boundary.
7391 2001-02-20 Joel Sherrill <joel@OARcorp.com>
7393 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
7394 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
7395 Also done for -Acpu and -Amachine.
7397 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
7399 * cppinit.c (init_dependency_output): Take deps output file
7400 from -o if none given with -MF. Suppress normal output.
7401 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
7402 * doc/cpp.texi, doc/invoke.texi: Update.
7404 2002-02-19 Zack Weinberg <zack@codesourcery.com>
7406 * toplev.c (output_quoted_string): Write unprintable
7407 characters with octal escapes.
7409 2002-02-19 David Edelsohn <edelsohn@gnu.org>
7411 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
7412 really_call_used[VRSAVE_REGNO] if not Altivec.
7414 2002-02-19 Alan Modra <amodra@bigpond.net.au>
7416 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
7418 (constant_pool_expr_1): Fix formatting.
7419 (rs6000_legitimize_reload_address): Likewise.
7421 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7423 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
7424 now that we have one.
7426 2002-02-19 Zack Weinberg <zack@codesourcery.com>
7428 * tree.h (struct tree_common): Remove aux. Add unused_0 at
7429 end of first block of bitfields (which was only seven bits);
7430 rename dummy to unused_1; remove comment which is no longer true.
7432 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
7434 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
7436 2002-02-19 Philip Blundell <pb@nexus.co.uk>
7439 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
7443 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
7444 arm_is_longcall_p rather than inspecting call-type cookie
7446 (call_value_insn) [TARGET_THUMB]: Likewise.
7448 2002-02-19 Graham Stott <grahams@redhat.com>
7450 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
7452 2002-02-19 David Edelsohn <edelsohn@gnu.org>
7454 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
7455 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
7456 (FP_SAVE_INLINE): Delete.
7458 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
7459 * config/rs6000/eabi.asm: Remove ABI save restore routines.
7460 * config/rs6000/t-ppccomm: Build crtsavres.o.
7461 * config/rs6000/crtsavres.asm: New file.
7463 2002-02-19 Philip Blundell <philb@gnu.org>
7465 * config/arm/arm.c (use_return_insn): Don't reject interrupt
7467 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
7468 (output_return_instruction): Allow interrupt functions to return with
7469 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
7470 (arm_expand_prologue): Subtract 4 before stacking LR in an
7473 2002-02-19 Philip Blundell <pb@nexus.co.uk>
7475 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
7476 decl, not just FUNCTION_DECL.
7477 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
7478 (arm_assemble_integer): Likewise.
7479 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
7482 2002-02-19 matthew green <mrg@eterna.com.au>
7484 * config.gcc (sparc-*-netbsdelf*): Enable target.
7485 (sparc64-*-netbsd*): New target.
7486 * config/sparc/netbsd-elf.h: New file.
7487 * config/sparc/t-netbsd64: New file.
7489 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
7491 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
7493 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
7495 * doc/invoke.texi: explicitly list the style guidelines that
7496 -Weffc++ checks for.
7498 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
7500 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
7502 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
7505 * gcc.c (cpp_unique_options): Treat -o as indicating object file
7506 only if not -E. If -E, pass -o through to the preprocessor.
7508 2002-02-19 Kazu Hirata <kazu@hxi.com>
7510 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
7511 register number with an appropriate macro.
7513 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
7515 * doc/rtl.texi (Constants): Close @code tag.
7517 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
7519 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
7520 ("mmx_uavgv4hi3"): Same.
7521 ("pmulhrwv4hi3"): Same.
7523 * tree-inline.c (walk_tree): Handle vectors.
7525 * c-common.c (constant_expression_warning): Handle vectors.
7526 (overflow_warning): Same.
7528 * sched-deps.c (sched_analyze_2): Handle vectors.
7530 * rtlanal.c (rtx_unstable_p): Handle vectors.
7531 (rtx_varies_p): Same.
7532 (count_occurrences): Same.
7533 (regs_set_between_p): Same.
7534 (modified_between_p): Same.
7535 (modified_in_p): Same.
7536 (volatile_insn_p): Same.
7537 (volatile_refs_p): Same.
7538 (side_effects_p): Same.
7540 (inequality_comparisons_p): Same.
7541 (replace_regs): Same.
7542 (computed_jump_p_1): Same.
7544 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
7546 (inner_mode_array): New.
7547 (copy_rtx): Handle vectors.
7548 (copy_most_rtx): Same.
7549 (rtx_equal_p): Same.
7550 (get_mode_alignment): Adjust for vectors.
7552 * resource.c (mark_referenced_resources): Handle vectors.
7553 (mark_set_resources): Same.
7555 * reload1.c (eliminate_regs): Handle vectors.
7556 (elimination_effects): Same.
7557 (scan_paradoxical_subregs): Same.
7559 * reload.c (subst_reg_equivs): Handle vectors.
7561 * regrename.c (scan_rtx): Handle vectors.
7563 * regclass.c (reg_scan_mark_refs): Handle vectors.
7565 * recog.c (find_single_use_1): Handle vectors.
7567 * local-alloc.c (equiv_init_varies_p): Handle vectors.
7568 (contains_replace_regs): Same.
7569 (memref_referenced_p): Same.
7571 * integrate.c (copy_rtx_and_substitute): Handle vectors.
7572 (subst_constants): Same.
7574 * genattrtab.c (attr_copy_rtx): Handle vectors.
7575 (encode_units_mask): Same.
7576 (clear_struct_flag): Same.
7577 (count_sub_rtxs): Same.
7579 * gcse.c (want_to_gcse_p): Handle vectors.
7580 (oprs_unchanged_p): Same.
7581 (hash_expr_1): Same.
7582 (oprs_not_set_p): Same.
7583 (expr_killed_p): Same.
7584 (compute_transp): Same.
7585 (store_ops_ok): Same.
7587 * function.c (purge_addressof_1): Do not allow paradoxical subregs
7589 (fixup_var_refs_1): Same.
7590 (instantiate_virtual_regs_1): Same.
7592 * fold-const.c (operand_equal_p): Handle vectors.
7594 (rtl_expr_nonnegative_p): Same.
7596 * flow.c (mark_used_regs): Handle vectors.
7598 * df.c (df_uses_record): Handle vectors.
7600 * cselib.c (cselib_subst_to_values): Handle vectors.
7601 (cselib_mem_conflict_p): Same.
7604 * cse.c (canon_reg): Handle vectors.
7606 (cse_process_notes): Same.
7607 (count_reg_usage): Same.
7610 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
7612 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
7614 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
7615 (gen_rtx): Handle CONST_VECTOR.
7616 (gen_const_vector_0): New.
7617 (copy_rtx_if_shared): CONST_VECTORs can be shared.
7618 (reset_used_flags): Same.
7619 (copy_insn_1): Same.
7620 (initializer_constant_valid_p): Handle VECTOR_CST.
7622 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
7624 * doc/rtl.texi (Constants): Document const_vector.
7625 (CONST0_RTX): Update for vectors.
7626 (RTL sharing): Same.
7628 * print-tree.c (print_node): Add case for VECTOR_CST.
7630 * tree.h (TREE_VECTOR_CST_ELTS): New.
7631 (struct tree_vector): New.
7632 (union tree_node): Add vector node.
7633 (build_vector): Add prototype.
7635 * tree.def (VECTOR_CST): New.
7637 * tree.c (build_vector): New.
7639 * expmed.c (make_tree): Handle CONST_VECTOR.
7641 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
7642 (CONST_VECTOR_ELT): New.
7643 (CONST_VECTOR_NUNITS): New.
7645 * machmode.h (GET_MODE_INNER): New.
7646 (DEF_MACHMODE): Accept 8th arg.
7648 * machmode.def: Add 8th argument for vector inner mode.
7649 Add inner vector modes for vectors.
7651 * rtl.def (VEC_CONST): Remove.
7652 (CONST_VECTOR): New.
7654 * expr.c (clear_storage): Allow vectors.
7655 (is_zeros_p): Handle VECTOR_CST.
7657 * varasm.c (output_constant_pool): Handle vectors.
7658 (rtx_const): Add veclo and vechi fields.
7659 (kind): Add RTX_VECTOR.
7660 (decode_rtx_const): Add case for vector.
7662 * config/rs6000/rs6000-protos.h: Add zero_constant.
7664 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
7665 constants. Force easy vector constants into memory.
7666 (easy_vector_constant): New.
7667 (emit_easy_vector_constant): New.
7668 (rs6000_legitimize_reload_address): Do not generate bad reloads on
7671 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
7673 ("altivec_lvxl"): Same.
7674 (altivec_lvebx): Same.
7675 (altivec_lvehx): Same.
7676 (altivec_lvewx): Same.
7677 ("*movv4si_const0"): New.
7678 ("*movv4sf_const0"): New.
7679 ("*movv8hi_const0"): New.
7680 ("*movv16qi_const0"): New.
7682 2002-02-18 Kazu Hirata <kazu@hxi.com>
7684 * config/h8300/h8300.c (notice_update_cc): Use
7687 2002-02-18 Kazu Hirata <kazu@hxi.com>
7689 * config/h8300/h8300.md (divmod patterns): Change the
7690 constraints for operands[1] to register_operand.
7692 2002-02-18 Kazu Hirata <kazu@hxi.com>
7694 * config/h8300/h8300-protos.h: Remove the prototype for
7696 * config/h8300/h8300.c (p_operand): Remove.
7697 * config/h8300/h8300.md: Replace p_operand with
7700 2002-02-18 Philip Blundell <pb@nexus.co.uk>
7702 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
7704 (output_return_instruction): Allow use of LDR to unstack
7705 return addresss even for interrupt handlers or when
7706 interworking. If compiling for ARMv5, use interworking-safe
7707 return instructions by default. Remove duplicated code and
7708 lengthy "strcat" sequences.
7710 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7712 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
7713 (LINK_EH_SPEC): Define.
7714 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
7716 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
7718 * config/s390/s390.c (s390_emit_prologue): Do not set the
7719 frame_related flag for call-clobbered registers.
7721 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
7723 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
7724 (construct_container): Fix handling of SSE operands.
7725 (ix86_expand_builtin): Fix handling of 64bit pointers.
7726 (mmx_maskmovq_rex): New pattern.
7728 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
7730 * regrename.c (kill_set_value): Handle subregs properly.
7732 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
7734 * objc/objc-act.c (handle_impent): Remove leading '*'
7735 from objc_class_name.
7737 2002-02-17 Richard Henderson <rth@redhat.com>
7739 * config/alpha/alpha.c (some_small_symbolic_operand,
7740 some_small_symbolic_operand_1, split_small_symbolic_operand,
7741 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
7742 Handle small SYMBOL_REFs anywhere, not just inside memories.
7743 * config/alpha/alpha-protos.h: Update.
7744 * config/alpha/alpha.h (PREDICATE_CODES): Update.
7745 * config/alpha/alpha.md (small symbolic operand splitter): Update.
7747 2002-02-17 Roland McGrath <roland@frob.com>
7749 * config.gcc (powerpc-*-gnu-gnualtivec*,
7750 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
7751 * config/rs6000/gnu.h: New file.
7752 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
7753 Grok "gnu" in rs6000_abi_name.
7754 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
7755 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
7756 Grok -mcall-gnu analogous to -mcall-linux et al.
7757 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
7758 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
7759 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
7761 2002-02-17 Jakub Jelinek <jakub@redhat.com>
7764 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
7767 2002-02-17 Philipp Thomas <pthomas@suse.de>
7769 * config/cris/cris.h: Undefine STARTFILE_SPEC and
7770 ENDFILE_SPEC before (re)defining them.
7772 2002-02-17 Kazu Hirata <kazu@hxi.com>
7774 * config/h8300/h8300.c: Fix formatting.
7775 * config/h8300/h8300.h: Likewise.
7777 2002-02-17 Philipp Thomas <pthomas@suse.de>
7779 * doc/tm.texi: Explain why empty strings should not be
7780 marked for translation.
7782 2002-02-17 Philipp Thomas <pthomas@suse.de>
7784 * final.c (output_operand_lossage): Changed to accept
7785 printf style arguments. Change calls where necessary.
7786 * output.h (output_operand_lossage): Change declaration
7787 accordingly. Update copyright.
7788 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
7789 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
7790 Update copyright date where necessary.
7792 * config/i386/i386.c (print_operand): Likewise. Remove use of
7795 * config/cris/cris.c (cris_operand_lossage): Likewise.
7796 Rename parameter so that exgettext recognizes it as
7797 translatable message.
7798 (LOSE_AND_RETURN): Rename parameter to msgid.
7800 2002-02-17 Kazu Hirata <kazu@hxi.com>
7802 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
7803 hard coded register number with an appropriate macro.
7804 (HARD_REGNO_MODE_OK): Likewise.
7805 (ARG_POINTER_REGNUM): Likewise.
7806 (STATIC_CHAIN_REGNUM): Likewise.
7807 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
7808 * config/h8300/h8300.md (define_constants): Define more
7811 2002-02-17 Philipp Thomas <pthomas@suse.de>
7813 * config/i386/i386.h: Don't mark empty strings for translation.
7815 2002-02-16 H.J. Lu <hjl@gnu.org>
7817 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
7819 2002-02-16 Zack Weinberg <zack@codesourcery.com>
7821 * cppinit.c (merge_include_chains): Check for brack being
7822 NULL before attempting to merge it with qtail.
7824 2002-02-16 Andrew Cagney <ac131313@redhat.com>
7826 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
7829 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
7831 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
7833 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
7835 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
7836 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
7837 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
7839 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7841 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
7842 now only if !TARGET_FIX.
7843 (*movsi_nt_vms_fix): New pattern.
7845 2002-02-16 Douglas B Rupp <rupp@gnat.com>
7847 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
7848 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
7849 (alpha_sa_mask, alpha_sa_size): Reflect above change.
7850 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
7851 (alpha_start_function, alpha_expand_epilogue): Likewise.
7852 (unicosmk_gen_dsib): Likewise.
7854 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7856 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
7858 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
7860 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
7861 check_and_change_labels, s390_final_chunkify): Delete.
7862 (s390_split_branches, s390_chunkify_pool): New functions.
7863 (s390_function_prologue): Call them.
7865 * config/s390/s390.h (S390_REL_MAX): Delete.
7866 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
7868 * config/s390/s390.md (cjump, icjump, jump): Fix length
7869 attribute calculation.
7872 2002-02-15 David Edelsohn <edelsohn@gnu.org>
7874 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
7875 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
7877 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
7879 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
7880 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
7881 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
7883 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
7885 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
7887 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
7889 * reload.c (find_dummy_reload): Check that an output register
7890 is valid for its mode.
7892 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
7894 * combine.c (known_cond): After replacing the REG of a SUBREG, try
7897 * function.c (assign_parms): Demote promoted argument passed by
7898 transparent reference.
7900 2001-02-14 Joel Sherrill <joel@OARcorp.com>
7902 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
7903 -Acpu() and -Amachine() to eliminate warnings.
7905 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
7907 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
7909 2002-02-14 Kazu Hirata <kazu@hxi.com>
7911 * config/h8300/h8300-protos.h: Update the prototype for
7913 * config/h8300/h8300.c (const_costs): Treat SET as a little
7914 more expensive operation.
7915 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
7916 reference to const_costs.
7918 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
7920 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
7922 2002-02-14 Jakub Jelinek <jakub@redhat.com>
7925 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
7926 use arguments from newtype.
7928 2002-02-13 Eric Christopher <echristo@redhat.com>
7930 * config/mips/mips.c (override_options): Add check for march/mipsX
7931 on the same command line. Fix error message in cpu processing.
7932 Remove architecture and ISA checks.
7934 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
7936 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
7938 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
7940 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
7942 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
7944 ("*movv8hi_internal1"): Same.
7945 ("*movv16qi_internal1"): Same.
7946 ("*movv4sf_internal1"): Same.
7948 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
7949 not push_reload for altivec modes.
7951 2002-02-13 Joel Sherrill <joel@OARcorp.com>
7953 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
7954 all RTEMS targets including removal of #includes from config/*/rtems*.h
7955 file and adding them to tm_file setting. Added xm_defines=POSIX to
7957 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
7958 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
7959 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
7960 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
7961 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
7962 config/m68k/rtemself.h: Ditto.
7963 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
7964 config/mips/rtems64.h: Ditto.
7965 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
7966 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
7968 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
7969 config/sparc/rtemself.h: Ditto.
7970 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
7971 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
7972 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
7974 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
7975 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
7976 target made more similar to i386-elf.
7977 * config/i386/t-rtems-i386: Added soft float support and multilibs.
7978 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
7979 be similar to config/m68k/t-m68kelf.
7980 * gthr-rtems.h: Encapsulate with extern "C" for C++.
7982 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
7984 * regmove.c (kill_value): Handle subregs.
7986 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
7988 * i386.md (mul patterns): Allow memory operand to be first;
7989 add expanders where needed; fix constraints.
7990 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
7991 Allow memory operand to be the first.
7993 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
7996 2002-02-13 Jakub Jelinek <jakub@redhat.com>
7999 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
8002 2002-02-13 Jakub Jelinek <jakub@redhat.com>
8004 PR optimization/5547:
8005 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
8006 all valid IA-32 address modes involving non-scaled %ebx and
8007 GOT/GOTOFF as displacement.
8009 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
8011 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
8012 after emitting ltorg insns.
8014 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
8015 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
8016 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
8017 *abssf2): Fix "op_type" attribute.
8019 2002-02-13 Douglas B Rupp <rupp@gnat.com>
8021 * mkconfig.sh: Avoid using a subshell redirect.
8022 ($output.T): Change to $(output)T.
8023 (ENABLE_NLS): Remove unneeded undef.
8025 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
8026 * config/alpha/x-vms (libsubdir): Define.
8028 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
8029 register frame procedures. Optimize retrieving context.
8031 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
8032 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
8033 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
8035 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8037 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
8038 Make same change as for find_base_value.
8040 2002-02-13 Kazu Hirata <kazu@hxi.com>
8042 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
8043 of QImode and SImode.
8045 2002-02-13 Kazu Hirata <kazu@hxi.com>
8047 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
8048 length computation of movsi.
8049 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
8051 2002-02-13 Kazu Hirata <kazu@hxi.com>
8053 * config/h8300/h8300.md (subqi3): Tighten the predicate for
8054 operands[2] to register_operand.
8056 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
8058 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
8060 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
8062 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
8063 for altivec_lvx* and altivec_stvx*.
8064 ("*movv4si_internal"): Add constraint for loading from GPRs.
8065 ("*movv8hi_internal1"): Same.
8066 ("*movv16qi_internal1"): Same.
8067 ("*movv4sf_internal1"): Same.
8069 * config/rs6000/rs6000.c (altivec_register_operand): New.
8071 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
8072 altivec_register_operand.
8074 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
8076 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
8079 2002-02-13 Stan Shebs <shebs@apple.com>
8081 * c-typeck.c (digest_init): Handle vectors.
8082 (really_start_incremental_init): Same.
8083 (pop_init_level): Same.
8084 (process_init_element): Same.
8086 * varasm.c (output_constant): Same.
8088 * expr.c (clear_storage): Same.
8089 (store_constructor): Same.
8091 2002-02-12 Eric Christopher <echristo@redhat.com>
8093 * explow.c (hard_function_value): Add comment explaining
8094 signed/unsigned comparison.
8096 2002-02-12 Jakub Jelinek <jakub@redhat.com>
8098 * jump.c (never_reached_warning): Add finish argument.
8099 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
8100 real insn after end.
8101 * rtl.h (never_reached_warning): Adjust prototype.
8102 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
8103 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
8104 never_reached_warning.
8106 2002-02-12 Graham Stott <grahams@redhat.com>
8108 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
8110 2002-02-12 Kazu Hirata <kazu@hxi.com>
8112 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
8113 logical shifts on H8/300.
8114 (shift_alg_si): Improve several shifts on H8/300.
8115 (get_shift_alg): Likewise.
8117 2002-02-12 Graham Stott <grahams@redhat.com>
8119 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
8121 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8123 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
8124 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
8126 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
8128 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
8129 non-CONST_INT through default_assemble_integer.
8130 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
8131 <case 8>: Abort for CONST_DOUBLE.
8133 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
8135 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
8137 * config/pa/pa-linux.h (LIB_SPEC): Delete.
8138 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
8140 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
8142 * config/stormy16/stormy16.md (zero_extendqihi2): New.
8144 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
8146 * regrename.c (regrename_optimize): Don't accept a
8147 part-clobbered register if the replaced register is not part
8150 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
8151 take padding into account when computing the argument value.
8153 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
8155 * combine.c (try_combine): Apply substitutions in
8156 CALL_INSN_FUNCTION_USAGE too.
8158 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
8160 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
8161 __builtin_altivec_abs*.
8164 * config/rs6000/rs6000.h (rs6000_builtins): Add
8165 ALTIVEC_BUILTIN_ABS*.
8167 * config/rs6000/altivec.h: Use const char for builtins expecting
8169 (vec_abs): New versions for C and C++.
8172 2002-02-10 Kazu Hirata <kazu@hxi.com>
8174 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
8177 2002-02-10 Kazu Hirata <kazu@hxi.com>
8179 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
8180 constant definition from h8300.md.
8181 (FRAME_POINTER_REGNUM): Likewise.
8182 * config/h8300/h8300.md (define_constants): Add FP_REG.
8184 2002-02-10 Kazu Hirata <kazu@hxi.com>
8186 * config/h8300/h8300.c (print_operand): Remove redundant code.
8188 2002-02-10 Kazu Hirata <kazu@hxi.com>
8190 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
8191 * config/h8300/h8300.c (byte_reg): Make it static.
8193 2002-02-10 Richard Henderson <rth@redhat.com>
8196 * c-typeck.c (incomplete_type_error): Handle flexible array members.
8198 2002-02-10 Richard Henderson <rth@redhat.com>
8201 * tree.c (append_random_chars): Don't abort if main_input_filename
8204 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
8206 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
8208 2002-02-10 Kazu Hirata <kazu@hxi.com>
8210 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
8211 (pushhi1): Likewise.
8213 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
8215 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
8216 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
8218 2002-02-09 David O'Brien <obrien@FreeBSD.org>
8220 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
8222 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
8224 2002-02-09 Kazu Hirata <kazu@hxi.com>
8226 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
8227 a half of an SImode register on H8/300.
8229 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
8231 * i386.md (movdi_2): Add missing '!'.
8233 2002-02-09 Kazu Hirata <kazu@hxi.com>
8235 * config/h8300/h8300.h: Fix formatting. Remove commented-out
8238 2002-02-09 Kazu Hirata <kazu@hxi.com>
8240 * config/h8300/h8300.md (length): Correct the distance valid
8241 for the short branch.
8243 2002-02-09 Kazu Hirata <kazu@hxi.com>
8245 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
8247 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
8249 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
8250 registers in SImode.
8251 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
8254 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
8257 Contribute sh64-elf.
8258 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
8259 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
8260 (sh_cannot_modify_jumps_p): New function.
8261 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
8262 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
8263 (sh_ms_bitfield_layout_p): New function.
8264 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
8265 Zack Weinberg <zack@codesourcery.com>
8266 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
8267 expand_simple_binop instead of expand_binop.
8268 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
8269 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
8270 use of .quad and .uaquad.
8271 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
8272 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
8273 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
8274 * config/sh/sh.md (movdi_const, movdi_const_32bit,
8275 movdi_const_16bit): Make sure all CONSTs have modes.
8276 (sym2PIC): Ditto, but by adjusting all callers.
8277 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
8278 if the prologue calls the SHmedia argument decoder or register
8280 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
8281 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
8282 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
8283 (sh_expand_epilogue): Don't emit USE of return target register.
8284 (prepare_move_operands): Legitimize DImode PIC addresses.
8285 (sh_media_register_for_return): Skip tr0, used to initialize the
8287 (sh_expand_prologue): Remove explicit USE of return register.
8288 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
8289 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
8290 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
8291 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
8292 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
8294 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
8295 (MOVI_SHORI_BASE_OPERAND_P): New.
8296 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
8297 (EXTRA_CONSTRAINT_T): Define in terms of them.
8298 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
8299 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
8300 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
8301 alternatives supporting TARGET_REGS.
8302 (UNSPEC_GOTPLT): New constant.
8303 (movdi split): Move incrementing of LABEL_NUSES...
8304 (movdi_const, movdi_const_32bit): Here. Use
8305 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
8306 (movdi_const_16bit): New.
8307 (call, call_value) [flag_pic]: Use GOTPLT.
8308 (call_pop, call_value_pop): New expands.
8309 (call_pop_compact, call_pop_rettramp): New insns.
8310 (call_value_pop_compact, call_value_pop_rettramp): New insns.
8311 (sibcall) [flag_pic]: Use GOT.
8312 (builtint_setjmp_receiver): Remove bogus, unused expand.
8313 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
8314 (*pt, *ptb, ptrel): New insns.
8315 (sym2GOT): Handle DImode GOT.
8316 (sym2GOTPLT, symGOTPLT2reg): New expands.
8317 (sym2PIC): New expand.
8318 (shcompact_return_tramp): Use GOTPLT to return trampoline.
8319 (shcompact_return_tramp_i): Use return register explicitly.
8320 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
8321 disable flag_reorder_blocks.
8322 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
8323 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
8324 clobbers, for clarity.
8325 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
8326 restoring of r0 in macl as MAYBE_DEAD.
8327 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
8328 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
8329 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
8330 alter_subreg all over.
8331 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
8332 reload, instead of emitting instructions that would require
8334 (casesi_load_media): Add missing modes.
8335 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
8336 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
8337 as used if the argument decoder is called.
8338 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
8339 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
8340 Pmode, then extend it to DImode if necessary.
8341 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
8342 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
8343 constants in FPU-enabled SHmedia, let them be loaded from memory.
8344 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
8345 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
8346 Adjust whitespace in assembly output templates.
8347 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
8348 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
8349 mode of if_then_else.
8350 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
8351 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
8353 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
8354 Joern Rennecke <amylaar@redhat.com>
8355 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
8356 (SUBTARGET_CPP_PTR_SPEC): New.
8357 (SUBTARGET_CPP_SPEC): Remove.
8358 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
8359 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
8360 Fix typo in previous checkin.
8361 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
8362 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
8363 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
8364 Alexandre Oliva <aoliva@redhat.com>
8365 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
8366 what single FP register can hold for SHmedia target.
8367 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
8368 Alexandre Oliva <aoliva@redhat.com>
8369 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
8370 Do not split into SUBREG.
8371 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
8372 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
8373 and added new functions as specified in SH5 ABI r9.
8374 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
8375 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
8377 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
8378 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
8379 gen_consttable_4 and gen_consttable_8. Emit multiple labels
8380 and consttable_window_ends.
8381 2001-06-03 Graham Stott <grahams@redhat,com>
8382 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
8383 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
8384 * config/sh/sh.c (print_operand): Handle floating-point pair,
8385 vector and matrix registers.
8386 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
8387 vector modes into account.
8388 * config/sh/sh.md (movv2sf): Split move between registers into
8390 (movv4sf, movv16sf): Introduce insns that get split only after
8392 * config/sh/shmedia.h: Fix Copyright dates.
8393 * config/sh/ushmedia.h: Likewise. Move loop counter
8394 declarations into conditionals that uses them.
8395 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
8397 * config/sh/sshmedia.h: Fix Copyright dates.
8398 (sh_media_PUTCFG): Fix constraints.
8399 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
8400 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
8401 ptrmemfunc_vbit_in_delta for SH5.
8402 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
8403 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
8404 * invoke.texi: Likewise.
8405 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
8406 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
8407 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
8408 GCC_pop_shmedia_regs_nofpu): New global symbols.
8409 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
8410 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
8411 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
8412 compact function with nonlocal labels.
8413 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
8414 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
8415 (initial_elimination_offset): Account for their stack space.
8416 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
8417 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
8418 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
8419 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
8420 least one of the operands to be a register.
8421 (movv2sf): Likewise. Renamed to movv2sf_i.
8422 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
8423 prepare_move_operands() before emitting SHmedia insns.
8424 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
8425 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
8426 Don't save nor initialize r12. Don't mis-align the stack.
8427 Pad the code with a nop.
8428 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
8430 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
8431 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
8432 [__SHMEDIA__]: Implement.
8433 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
8434 * config/sh/sh.md: Set latency of `pt' closer to reality.
8435 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
8436 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
8437 Set move, load and store type attributes.
8438 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
8439 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
8441 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
8442 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
8443 * config/sh/sh.c (sh_media_register_for_return): New function.
8444 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
8445 branch-target register.
8446 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
8447 * config/sh/sh.md (return_media_i): Use any call-clobbered
8448 branch-target register.
8449 (return_media): If r18 wasn't copied in the prologue, copy it
8451 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
8452 Clear class FP0_REGS.
8453 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
8455 2001-03-08 DJ Delorie <dj@redhat.com>
8456 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
8457 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
8458 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
8459 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
8460 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
8461 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
8462 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
8463 return value correctly for call_cookie.
8464 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
8465 * config/sh/crt1.asm (start): Modified so as to call
8466 ___setup_argv_and_call_main.
8467 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
8468 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
8470 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
8471 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
8472 (STRIP_NAME_ENCODING): Use it.
8473 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
8474 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
8475 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
8476 prepare_scc_operands().
8477 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
8478 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
8479 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
8480 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
8481 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
8482 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
8483 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
8484 used in shcompact_incoming_args.
8485 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
8487 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
8489 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
8491 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
8492 Simplify. Adjust. Add sanity check.
8493 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
8495 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
8497 (udivsi3, divsi3): Use them.
8498 (force_mode_for_call): New insn.
8499 (call, call_value, sibcall_value): Emit it before SHcompact
8501 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
8502 * config/sh/sh.md (call, call_value, sibcall): Make sure the
8503 call cookie is non-NULL before taking its value.
8504 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
8505 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
8506 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
8507 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
8509 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
8510 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
8511 temporary for stack adjusts. Use MACL and MACH to pass
8512 arguments to shcompact_incoming_args.
8513 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
8515 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
8516 (nested_trampoline): Load static chain address into r1.
8517 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
8518 2001-01-07 Alexandre Oliva <aoliva@redhat.com
8519 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
8520 fp_arith_reg_operand().
8521 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
8522 * config/sh/sh.md (casesi): Sign-extend the first two operands,
8523 and use signed compares for them.
8524 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
8525 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
8526 ones properly aligned.
8527 (find_barrier): Account for extra alignment needed for 8-byte wide
8529 (machine_dependent_reorg): Require a label for the second 4-byte
8530 constant after an 8-byte one.
8531 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
8533 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
8534 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
8535 last_float when switching float modes.
8536 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
8537 auto-increment for general-purpose registers.
8538 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
8540 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
8542 * config/sh/sh.c (sh_builtin_saveregs): Support using all
8543 registers for varargs.
8544 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
8545 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
8546 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
8547 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
8548 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
8549 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
8550 call_cookie accordingly.
8551 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
8552 (SHCOMPACT_BYREF): Likewise.
8553 (SHCOMPACT_FORCE_ON_STACK): New macro.
8554 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
8555 (sh_builtin_saveregs): Likewise.
8556 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
8557 shcompact_incoming_args): Use new shift values. Support
8558 sequences of consecutive and non-consecutive pushes/pops.
8559 * config/sh/sh.md (return): Don't explicitly use PR_REG.
8560 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
8561 * config/sh/sh.h (TEXT_SECTION): Define.
8562 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
8563 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
8564 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
8565 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
8566 return values on FPU-enabled SHmedia.
8567 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
8568 FPU-enabled SHmedia.
8569 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
8570 value is returned in a non-FP reg and is not returned by
8572 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
8574 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
8575 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
8576 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
8577 quad-aligned to be passed by callee-copy reference.
8578 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
8579 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
8580 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
8581 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
8582 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
8583 copying low-numbered FP regs to r7 and r8.
8584 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
8585 FP regs to general-purpose regs only if the copy was passed on the
8587 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
8588 copying FP reg to r9.
8589 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
8590 copy FP regs to general-purpose regs only in outgoing calls.
8591 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
8592 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
8594 * config/sh/sh.h (struct sh_args): Document all fields.
8595 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
8596 passed partially on the stack should not consider making
8598 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
8599 stack_regs only for incoming calls. When passing FP args,
8600 make sure there are FP regs available before modifying
8602 (SHCOMPACT_BYREF): Pass double args in general-purpose
8603 registers by reference.
8604 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
8605 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
8606 attempt to generate sibcalls if the caller got any arguments
8608 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
8609 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
8610 to 8-byte boundaries.
8611 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
8612 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
8613 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
8614 stored in the stack.
8615 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
8616 for the offsets to have the ISA bit set.
8617 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
8618 invocation. Use beq instead of bgt to mark end of sequence of
8620 (shcompact_incoming_args): Fix store of r2. Use beq instead of
8621 bgt to mark end of sequence of stores.
8622 * config/sh/sh.c (arith_operand): Don't check whether
8623 CONST_OK_FOR_J for now.
8624 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
8625 instead of long for conversion.
8626 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
8627 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
8628 before passing it to fprintf.
8629 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
8630 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
8631 Call set_fpscr before reading/writing SR.
8632 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
8634 * config/sh/lib1funcs.asm: Add `.align 2' directives before
8636 (FMOVD_WORKS): Define on SH5 with FPU.
8637 (set_fpscr): Define on SH5. Remove separate _fpscr_values
8639 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
8641 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
8642 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
8644 (ia_main_table): Ditto.
8645 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
8646 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
8647 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
8648 the definitions from sh.h.
8649 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
8651 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
8652 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
8653 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
8654 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
8655 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
8656 Increment LABEL_NUSES.
8658 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
8660 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
8662 * config/sh/elf.h (SIZE_TYPE): Likewise.
8663 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
8664 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
8665 shcompact_incoming_args): Load switch table addresses using
8667 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
8668 (NO_BUILTIN_SIZE_TYPE): Define.
8669 (SIZE_TYPE): Don't define.
8670 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
8671 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
8672 definition of __SH5__=32 for -m5-compact-nofpu.
8673 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
8675 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
8676 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
8677 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
8678 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
8679 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
8680 (INSN_LENGTH_ALIGNMENT): Likewise.
8681 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
8682 * config/sh/sh.md (call, call_value, sibcall): Simplify
8683 copying of non-branch-target register.
8684 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
8685 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
8686 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
8687 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
8688 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
8689 floating-point values as structs.
8690 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
8691 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
8692 general-purpose register.
8693 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
8694 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
8695 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
8696 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
8697 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
8698 (ENCODE_SECTION_INFO): Enclose variables and constants in
8700 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
8701 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
8702 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
8703 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
8704 only for LABEL_REFs. For SYMBOL_REFs, prepend
8705 SH_DATALABEL_ENCODING to the symbol name.
8706 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
8708 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
8709 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
8711 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
8712 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
8713 (DATALABEL_REF_P): Don't require CONST.
8714 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
8716 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
8717 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
8719 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
8720 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
8721 Use shallow_copy_rtx and PUT_MODE to change the mode of
8722 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
8723 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
8724 on SHmedia using GENERAL_REGs.
8725 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
8726 bltu_media_i): Fix reversion of conditions.
8727 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
8728 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
8729 * config/sh/sh.c (output_far_jump): Save r13 in macl.
8730 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
8731 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
8732 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
8733 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
8734 (GCC_nested_trampoline): Likewise.
8735 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
8736 * config/sh/sh.c (gen_datalabel_ref): Define.
8737 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
8738 (INITIALIZE_TRAMPOLINE): Likewise.
8739 (TRAMPOLINE_ADJUST_ADDRESS): Define.
8740 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
8741 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
8742 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
8743 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
8744 (ic_invalidate): Adjust for SH5.
8745 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
8746 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
8748 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
8749 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
8750 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
8751 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
8752 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
8753 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
8754 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
8755 * config/sh/sh.c (target_reg_operand): Match only target-branch
8756 registers and pseudos that aren't virtual registers.
8757 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
8758 Copy operands that don't match target_reg_operand to pseudos.
8759 (call_media, call_value_media, sibcall_media): Use
8760 target_reg_operand instead of target_operand.
8761 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
8762 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
8763 * config/sh/sh.c (target_reg_operand): Match hardware registers
8764 other than branch-target registers.
8765 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
8766 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
8767 (fpscr_values) [SH5 == 32]: Define.
8768 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
8769 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
8770 Handle function addresses coming in SUBREGs.
8771 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
8772 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
8773 shcompact_return_trampoline): Use datalabel where appropriate.
8774 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
8775 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
8776 general-purpose register to copy one branch-target register to
8778 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
8779 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
8780 SYMBOL_REFs with VOIDmode.
8781 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
8782 bltu_media_i): New insns.
8783 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
8784 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
8785 (INIT_CUMULATIVE_ARGS): Likewise.
8786 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
8787 * machmode.def (V16SFmode): New mode.
8788 * c-common.c (type_for_mode): Support V2SF and V16SF.
8789 * tree.c (build_common_tree_nodes_2): Likewise.
8790 * tree.h (tree_index): Likewise.
8791 * calls.c (emit_call_1): Take args_so_far. Adjust all
8792 callers. Introduce CALL_POPS_ARGS.
8793 * tm.texi (CALL_POPS_ARGS): Document.
8794 * config/sh/crt1.asm: Implement in SHmedia mode.
8795 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
8796 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
8797 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
8798 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
8799 Implement divsi and udivsi in SHmedia mode. Introduce
8800 SHcompact trampolines.
8801 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
8803 (regno_reg_class): Rewrite.
8804 (fp_reg_names): Remove.
8805 (sh_register_names, sh_additional_register_names): New.
8806 (print_operand): Added `u'. Support SUBREGs in addresses.
8807 Add parentheses around shifted CONSTs.
8808 (output_file_start): Output .mode and .abi directives.
8809 (shiftcosts, addsubcosts, multcosts): Adjust.
8810 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
8811 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
8812 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
8813 bytes, not registers. Take into account the need for the
8814 SHcompact incoming args trampoline. Adjust all callers.
8815 (sh_expand_prologue): Take stack_regs into account. Call
8816 incoming args trampoline. Keep stack aligned as per SH5 ABI.
8817 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
8818 stack aligned as per SH5 ABI.
8819 (sh_builtin_saveregs): Support SH5 ABI.
8820 (sh_build_va_list, sh_va_start): Likewise.
8821 (initial_elimination_offset): Take alignment into account.
8822 Compute location of PR according to the SH5 stack frame.
8823 (arith_reg_operand): Reject branch-target registers.
8824 (shmedia_6bit_operand): New.
8825 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
8826 (target_reg_operand): Match DImode only. Accept SUBREGs.
8827 (target_operand): New.
8828 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
8829 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
8830 SIBCALL_REGS for SHmedia.
8831 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
8832 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
8833 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
8834 (TARGET_SWITCHES): New SH5 flags.
8835 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
8836 VALID_REGISTER_P to disable unsupported registers.
8837 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
8838 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
8839 (FUNCTION_ARG_PADDING): Define.
8840 (FASTEST_ALIGNMENT): Adjust.
8841 (SH_REGISTER_NAMES_INITIALIZER): New.
8842 (sh_register_names): Declare.
8843 (DEBUG_REGISTER_NAMES): Define.
8844 (REGISTER_NAMES): Define based on sh_register_names.
8845 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
8846 (sh_additional_register_names): Declare.
8847 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
8848 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
8849 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
8850 (REGISTER_NATURAL_MODE): Define.
8851 (FIRST_PSEUDO_REGISTER): Adjust.
8852 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
8853 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
8854 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
8855 (VECTOR_MODE_SUPPORTED_P): Define.
8856 (REG_CLASS_CONTENTS): Adjust.
8857 (SMALL_REGISTER_CLASSES): Adjust.
8858 (REG_ALLOC_ORDER): Adjust.
8859 (INDEX_REG_CLASS): Adjust.
8860 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
8861 (CONST_OK_FOR_LETTER_P): Adjust.
8862 (PREFERRED_RELOAD_CLASS): Adjust.
8863 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
8864 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
8865 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
8866 (FIRST_FP_PARM_REG): Adjust.
8867 (CALL_POPS_ARGS): Define.
8868 (FUNCTION_ARG_REGNO_P): Adjust.
8869 (struct sh_args): New fields.
8870 (GET_SH_ARG_CLASS): Adjust.
8871 (INIT_CUMULATIVE_ARGS): Adjust.
8872 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
8873 (FUNCTION_ARG_ADVANCE): Adjust.
8874 (FUNCTION_ARG): Adjust.
8875 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
8876 (FUNCTION_ARG_CALLEE_COPIES): Define.
8877 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
8878 (STRICT_ARGUMENT_NAMING): Define.
8879 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
8880 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
8881 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
8882 (SETUP_INCOMING_VARARGS): Adjust.
8883 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
8884 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
8885 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
8886 (SUBREG_OK_FOR_INDEX_P): Adjust.
8887 (EXTRA_CONSTRAINT_S): Update.
8888 (EXTRA_CONSTRAINT_T): New.
8889 (EXTRA_CONSTRAINT): Adjust.
8890 (GO_IF_LEGITIMATE_INDEX): Adjust.
8891 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
8892 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
8894 (MAX_MOVE_MAX): Define.
8896 (CONST_COSTS): Adjust.
8897 (REGISTER_MOVE_COST): Adjust.
8898 (BRANCH_COST): Adjust.
8899 (TEXT_SECTION_ASM_OP): Adjust.
8900 (DBX_REGISTER_NUMBER): Adjust.
8901 (ASM_OUTPUT_DOUBLE_INT): New.
8902 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
8903 (PREDICATE_CODES): Adjust.
8904 (PROMOTE_MODE): Adjust.
8905 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
8906 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
8907 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
8908 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
8909 (DR0_REG, DR2_REG, DR4_REG): Renumber.
8910 (TR0_REG, TR1_REG, TR2_REG): New.
8911 (XD0_REG): Renumber.
8912 (UNSPEC_COMPACT_ARGS): New.
8913 (type): Added pt and ptabs.
8914 (length): Default to 4 on SHmedia. Default pt length to 12
8915 and 20 on SHmedia32 and SHmedia64, respectively.
8916 (pt): New function unit.
8917 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
8918 Add whitespace between operands of SHmedia instructions.
8920 (adddi3_media, addsi3_media): Adjust constraints.
8921 (subsi3) [SHmedia]: Force operand 1 into a register.
8922 (udivsi3_i1_media, udivsi3_i4_media): New.
8923 (udivsi3): Support SHmedia.
8924 (divsi3_i1_media, divsi3_i4_media): New.
8925 (divsi3): Support SHmedia.
8926 (anddi3, iordi3, xordi3): Adjust constraints.
8927 (zero_extendhidi2, zero_extendqidi2): New.
8928 (extendsidi2, extendhidi2, extendqidi2): New.
8929 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
8930 (pop_e, pop_fpul, pop_4): Likewise.
8931 (movsi_media): Support FP and BT registers.
8932 (movsi_media_nofpu): New. Adjust splits to DImode.
8933 (lduw, ldub): Renamed to zero_extend* above.
8934 (movqi_media): Fix typo.
8935 (movdi_media): Support FP and BT registers.
8936 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
8937 (movdi_const_32bit): New.
8938 (shori_media): Require immediate operand. Use `u' for output.
8939 (movdf_media, movsf_media): Simplified.
8940 (movdf_media_nofpu, movsf_media_nofpu): New.
8941 (movdf, movsf): Adjust
8942 (movv2sf, movv2sf, movv16sf): New.
8943 (beq_media, beq_media_i): Adjust constraints. Don't use
8944 scratch BT register.
8945 (bne_media, bne_media_i): Likewise.
8946 (bgt_media, bgt_media_i): Likewise.
8947 (bge_media, bge_media_i): Likewise.
8948 (bgtu_media, bgtu_media_i): Likewise.
8949 (bgeu_media, bgeu_media_i): Likewise.
8950 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
8951 bunordered): Emit jump insn. Force operands to registers when
8953 (jump_media, jump): Simplify.
8954 (call_compact, call_compact_rettramp): New.
8955 (call_value_compact, call_value_compact_rettramp): New.
8956 (call_media, call_value_media): Simplify.
8957 (sibcall_compact, sibcall_media): New.
8958 (call, call_value): Adjust for SHmedia and SHcompact.
8959 (sibcall, sibcall_value, untyped_call): Likewise.
8960 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
8961 (indirect_jump): Adjust for SHmedia.
8962 (casesi_jump_media): New.
8963 (nop): Re-enable for SHmedia.
8964 (call_site): Restrict to SH1.
8965 (casesi): Adjust for SHmedia.
8966 (casesi_shift_media, casesi_load_media): New.
8967 (return): Explicitly use PR register. Call return trampoline
8969 (return_i): Explicitly use PR register.
8970 (shcompact_return_tramp, shcompact_return_tramp_i): New.
8971 (return_media): Adjust.
8972 (shcompact_incoming_args): New.
8974 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
8975 (movstrsi): Disable on SH5.
8976 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
8977 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
8978 (subsf3, subsf3_media): Likewise.
8979 (mulsf3, mulsf3_media, mac_media): Likewise.
8980 (divsf3, divsf3_media): Likewise.
8981 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
8982 (floatsisf2, fux_truncsfsi2): Likewise.
8983 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
8985 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
8986 (cmpunsf_media, cmpsf): Likewise.
8987 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
8988 (abssf2, abssf2_media): Likewise.
8989 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
8990 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
8991 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
8992 (floatsidf2, fix_truncdfsi2): Likewise.
8993 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
8995 (cmpeqdf_media, cmpgtdf_media): Likewise.
8996 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
8997 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
8998 (absdf2, absdf2_media): Likewise.
8999 (extendsfdf2, extendsfdf2_media): Likewise.
9000 (truncsfdf2, truncsfdf2_media): Likewise.
9001 * config/sh/sh64.h: New file.
9002 * config/sh/t-sh64: New file.
9003 * config/sh/shmedia.h: New file.
9004 * config/sh/ushmedia.h: New file.
9005 * config/sh/sshmedia.h: New file.
9006 * configure.in: Added sh64-*-elf.
9007 * configure: Rebuilt.
9008 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
9009 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
9010 (reg_class_from_letter): Use `b' for TARGET_REGS.
9011 (print_operand): Support `%M', `%m', `AND' and
9012 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
9013 (andcosts): Adjust for SHmedia.
9014 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
9016 (target_reg_operand): New function.
9017 * config/sh/sh-protos.h (target_reg_operand): Declare.
9018 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
9019 FP registers on SH5.
9020 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
9022 (TARGET_REGISTER_P): New macro.
9023 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
9024 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
9025 (EXTRA_CONSTRAINT_S): New macro.
9026 (EXTRA_CONSTRAINT): Adjust.
9027 (FLOAT_TYPE_SIZE): Define to 32.
9028 (Pmode): DImode on SHmedia.
9029 (CONST_COSTS): Adjust for SHmedia literals.
9030 (PREDICATE_CODES): Added target_reg_operand.
9031 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
9032 * config/sh/sh.md: Remove all attrs from SHmedia insns.
9033 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
9034 (cmpdi): Accept SHmedia.
9035 (movdicc_false, movdicc_true): New insns.
9036 (movdicc): New expand.
9037 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
9039 (addsi3_media): Match `S' constraint.
9040 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
9041 (negdi2): Expand for SHmedia.
9042 (one_cmpldi2): New expand.
9043 (zero_extendsidi2): Change from expand to insn.
9044 (extendsidi2): Add constraints.
9045 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
9046 LD/ST address. Fix SI immediate loading split.
9047 (movhi_media, movqi_media, lduw, ldub): New insns.
9048 (movhi, movqi): Accept SHmedia.
9049 (shori_media, movdi_media): Relax input constraints. Split
9051 (movdf_media, movsf_media): New insn. New split to movdi.
9052 (movdf, movsf): Match on SHmedia.
9053 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
9054 bgeu_media): New insns and splits. New insns with `_i' suffix.
9055 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
9056 (bunordered): New expand.
9057 (jump_compact): Renamed from `jump'.
9058 (jump_media): New insn.
9060 (call_media, call_value_media): New insns.
9061 (call, call_value): Adjust.
9062 (indirect_jump_compact): Renamed from `indirect_jump'.
9063 (indirect_jump_media): New insn.
9064 (indirect_jump): New expand.
9065 (untyped_call, return): Accept SHmedia.
9066 (return_media): New insn.
9067 (prologue, epilogue, blockage): Accept SHmedia.
9068 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
9069 (sunordered): New expand.
9070 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
9071 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
9072 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
9073 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
9074 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
9075 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
9076 abssf2_media): New insns.
9077 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
9078 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
9079 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
9080 floatdidf2, floatsidf2_media, fix_truncdfdi2,
9081 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
9082 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
9083 absdf2_media): New insns.
9084 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
9085 (extendsfdf2_media, truncdfsf2_media): New insns.
9086 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
9087 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
9088 * config/sh/sh.h (CONST_OK_FOR_J): Document.
9089 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
9090 * config/sh/sh.md (adddi3): New expand.
9091 (adddi3_media, adddi3z_media): New insns.
9092 (adddi3_compact): Renamed from adddi3.
9093 (addsi3_media): Use add.l r63 to add constant zero.
9094 (subdi3): New expand.
9095 (subdi3_media): New insn.
9096 (subdi3_compact): Renamed from subdi3.
9097 (mulsidi3): New expand.
9098 (mulsidi3_media): New insn.
9099 (mulsidi3_compact): Renamed from mulsidi3.
9100 (umulsidi3): New expand.
9101 (umulsidi3_media): New insn.
9102 (umulsidi3_compact): Renamed from umulsidi3.
9103 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
9104 (ashlsi3, ashrsi3, lshrsi3): Use them.
9105 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
9106 (ashldi3, ashrdi3, lshrdi3): Use them.
9107 (zero_extendsidi2): New expand.
9108 (extendsidi2): New insn.
9109 (movsi_media): New insn. Split to movdi to load constants.
9110 (movsi): Enable for shmedia.
9111 (movdi_media): New insn. Use shori_media to load wide constants.
9112 (short_media): New insn.
9113 (movdi): Enable for shmedia.
9114 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
9115 * config/sh/sh.h (CPP_SPEC): Added `m5'.
9116 (SUBTARGET_CPP_SPEC): Added `!m5'.
9117 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
9118 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
9119 to all other SH variants.
9120 (TARGET_DEFAULT): Set to SH1_BIT.
9121 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
9122 (BITS_PER_WORD): Raise to 64 on shmedia.
9123 (MAX_BITS_PER_WORD): Change to 64.
9124 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
9125 (INT_TYPE_SIZE): Keep as 32.
9126 (UNITS_PER_WORD): Raise to 8 on shmedia.
9127 (MIN_UNITS_PER_WORD): Keep as 4.
9128 (POINTER_SIZE): Raise to 64 on shmedia.
9129 (CONST_OK_FOR_J): New macro.
9130 (CONST_OK_FOR_LETTER_P): Use it.
9131 (processor_type): Add PROCESSOR_SH5.
9132 * config/sh/sh.md: Conditionalize all expands, insns and
9133 splits to TARGET_SH1.
9135 (addsi3_compact): Renamed from...
9136 (addsi3): Now an expand.
9137 (addsi3_media, subsi3_media): New insns.
9138 (subsi3): Don't negate constants with SHmedia.
9140 * hooks.c: New file.
9141 * hooks.h: New file.
9142 * Makefile.in (HOOKS_H): New.
9143 (TARGET_DEF_H): Added $(HOOKS_H).
9144 (OBJS): Added hooks.o.
9145 (cfgcleanup.o, bb-reorder.o): Added target.h.
9146 (hooks.o): Added dependencies.
9147 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
9148 (TARGET_INITIALIZER): this.
9149 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
9150 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
9151 * bb-reorder.c: Include target.h.
9152 (reorder_basic_blocks): Skip if cannot modify jumps.
9153 * cfgcleanup.c: Include target.h.
9154 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
9156 2002-02-08 Chris Demetriou <cgd@broadcom.com>
9158 * config/mips/mips.md (casesi_internal, casesi_internal_di):
9159 Protect jump delay slot instructions with .set noreorder and
9162 2002-02-08 Chris Demetriou <cgd@broadcom.com>
9164 * config/mips/mips.md (casesi_internal_di): Calculate
9165 the index into the target offset table correctly.
9167 2002-02-08 Richard Henderson <rth@redhat.com>
9169 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
9170 * final.c (output_addr_const): Accept and discard SUBREG.
9171 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
9172 mark them unknown instead.
9173 (simplify_subtraction): Handle RTX_UNKNOWN.
9174 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
9176 2002-02-08 David Edelsohn <edelsohn@gnu.org>
9178 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
9180 2002-02-08 Richard Henderson <rth@redhat.com>
9182 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
9184 2002-02-08 Andreas Jaeger <aj@suse.de>
9186 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
9187 * config/i386/t-linux64: New file.
9189 2002-02-08 Jakub Jelinek <jakub@redhat.com>
9191 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
9192 * c-parse.in (compstmt): Clear last_expr_type.
9194 2002-02-07 Richard Henderson <rth@redhat.com>
9196 * loop.c (strength_reduce): Sink final_value when not
9199 2002-02-07 David O'Brien <obrien@FreeBSD.org>
9201 * config/sparc/freebsd.h: Fix mismatched spec {.
9203 2002-02-07 Richard Henderson <rth@redhat.com>
9205 * cfgrtl.c: Include recog.h and insn-config.h.
9206 (keep_with_call_p): Fix general_operand invocation.
9207 * Makefile.in (cfgrtl.o): Update dependencies.
9209 2002-02-07 Kazu Hirata <kazu@hxi.com>
9211 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
9212 comment. Accept HImode only if TARGET_H8300.
9214 2002-02-07 Eric Christopher <echristo@redhat.com>
9216 * config/mips/crtn.asm: Cleanup #ifdefs.
9218 2002-02-07 Eric Christopher <echristo@redhat.com>
9220 * config/mips/crti.asm: Add changes for mips16. mips16 uses
9221 register 7 as RA instead of $31.
9222 * config/mips/crtn.asm: Ditto.
9223 * config/mips/mips.c (mips_move_2words): Add case for
9224 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
9225 (compute_frame_size): Fix typo.
9226 (save_restore_insns): Ditto. Make documentation about using
9227 register $7 as return register more precise.
9228 (mips_expand_epilogue): Fix comment. Add code to work around not
9229 being able to add to the stack pointer directly.
9230 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
9231 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
9234 2002-02-07 Tom Rix <trix@redhat.com>
9236 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
9237 immediates in ldu and stdu DS opcode field.
9238 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
9239 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
9240 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
9242 2002-02-07 Jeff Sturm <jsturm@one-point.com>
9244 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
9245 offset for stack bias.
9247 2002-02-07 H.J. Lu <hjl@gnu.org>
9249 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
9251 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
9253 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
9255 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
9257 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
9258 * i386.c (x86_order_regs_for_local_alloc): New global function.
9259 * i386.h (REG_ALLOC_ORDER): CLeanup.
9260 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
9262 2002-02-07 Richard Henderson <rth@redhat.com>
9264 PR optimization/2463
9265 * alias.c (find_base_value): Recall base values for fixed hard regs.
9266 * loop.c (loop_regs_update): Don't use single_set on non-insns.
9268 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
9270 * config/mips/mips.md (define_delay) [mips16]: Adjust required
9273 2002-02-06 Richard Henderson <rth@redhat.com>
9276 * stmt.c (resolve_operand_name_1): Take more care with mixed
9277 named and unnamed operands.
9279 2002-02-06 Janis Johnson <janis187@us.ibm.com>
9280 Jan Hubicka <jh@suse.cz>
9282 * loop.c (remove_constant_addition): Avoid clobbering a shared
9285 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
9287 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
9288 * config/s390/t-linux64: New file.
9289 * config/s390/libgcc-glibc.ver: New file.
9291 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
9293 * config/s390/linux64.h: Delete file.
9294 * config/s390/s390x.h: New file.
9295 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
9296 as target header file.
9297 * config/s390/linux.h (TARGET_VERSION): Define depending on
9298 DEFAULT_TARGET_64BIT.
9299 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
9300 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
9301 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
9302 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
9303 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
9304 (EXTRA_SPEC): New define.
9305 * config/s390/s390.h (TARGET_VERSION): Define depending on
9306 DEFAULT_TARGET_64BIT.
9307 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
9309 2002-02-06 Jason Merrill <jason@redhat.com>
9311 * c-decl.c (finish_function): Warn about a non-void function with
9312 no return statement and no abnormal exit.
9313 (current_function_returns_abnormally): New variable.
9314 (start_function): Clear it.
9315 (struct c_language_function): Add returns_abnormally.
9316 (push_c_function_context): Save it.
9317 (pop_c_function_context): Restore it.
9318 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
9319 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
9320 an explicit return type.
9321 * c-tree.h: Declare current_function_returns_abnormally.
9322 (C_FUNCTION_IMPLICIT_INT): New macro.
9323 * c-typeck.c (build_function_call): Set it.
9324 (c_expand_return): Set current_function_returns_value even if the
9327 2002-02-06 Jakub Jelinek <jakub@redhat.com>
9330 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
9331 unsafe for reevaluation.
9333 2002-02-06 Jakub Jelinek <jakub@redhat.com>
9336 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
9337 EXPR_STMT, but COMPOUND_STMT, recurse into it.
9339 2002-02-06 Richard Henderson <rth@redhat.com>
9341 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
9342 be a general_operand. Dest for function value must be a pseudo.
9344 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
9346 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
9347 as SYMBOL_REFs from the constant pool.
9349 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
9351 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
9352 passed by invisible reference.
9354 2002-02-05 Richard Henderson <rth@redhat.com>
9356 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
9358 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
9360 Implement using "base addresses" in insn operands as default.
9361 * config/mmix/mmix.c (mmix_conditional_register_usage): if
9362 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
9363 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
9364 used to read the rtx value.
9365 (mmix_target_asm_function_epilogue): Fix spacing.
9366 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
9367 (mmix_legitimate_address): Ditto.
9368 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
9369 should be loaded with a GETA insn. Don't allocate needless extra
9370 char for nul termination and fix misleading comment.
9371 (mmix_print_operand_address): Handle constants if
9372 TARGET_BASE_ADDRESSES.
9373 (mmix_output_register_setting): Use base addressing if
9374 TARGET_BASE_ADDRESSES and the number of insns is 3.
9375 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
9376 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
9377 to use R as constraint, add LDA to match s.
9378 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
9379 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
9380 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
9381 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
9382 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
9383 order with other fixed registers.
9384 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
9385 other parameter/call-clobbered registers.
9386 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
9387 -mbase-addresses, -mno-base-addresses.
9388 (MMIX Options): Ditto.
9390 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
9392 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
9394 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
9396 * config/rs6000/altivec.h: Change elem to _S_elem.
9398 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
9400 * config/netbsd.h (WCHAR_TYPE): Define.
9401 (WCHAR_TYPE_SIZE): Ditto.
9403 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
9404 (WCHAR_UNSIGNED): Ditto.
9405 (WCHAR_TYPE_SIZE): Ditto.
9407 * config/arm/netbsd.h: Likewise.
9408 * config/i386/netbsd-elf.h: Likewise.
9409 * config/i386/netbsd.h: Likewise.
9410 * config/m68k/netbsd-elf.h: Likewise.
9411 * config/m68k/netbsd.h: Likewise.
9412 * config/ns32k/netbsd.h: Likewise.
9413 * config/sparc/netbsd.h: Likewise.
9414 * config/vax/netbsd.: Likewise.
9416 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
9418 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
9419 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
9420 (TARGET_INITIALIZER): this.
9421 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
9422 (BITFIELD_NBYTES_LIMITED): Markup fix.
9423 * tree.h (default_ms_bitfield_layout_p): Declare.
9424 (record_layout_info): Added prev_field.
9425 * tree.c (default_ms_bitfield_layout_p): New fn.
9426 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
9427 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
9428 * stor-layout.c: Include target.h.
9429 (start_record_layout): Initialize prev_field.
9430 (place_field): Handle MS bit-field layout, and disregard
9431 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
9432 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
9433 * Makefile.in (stor-layout.o): Adjust dependencies.
9435 2002-02-05 Jason Merrill <jason@redhat.com>
9437 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
9439 2002-02-05 Andreas Jaeger <aj@suse.de>
9441 * crtstuff.c: Fix comments.
9443 2002-02-05 Richard Henderson <rth@redhat.com>
9446 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
9447 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
9450 * config/mips/mips.c (function_arg): Handle TImode.
9451 (function_arg_advance): Likewise.
9453 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
9455 * config/rs6000/altivec.h (vec_step_help): Rename to
9458 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
9460 * config/rs6000/altivec.h: Fix typos.
9462 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
9464 * config/arm/netbsd.h: Correct a comment.
9466 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
9468 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
9469 building void typed builtins.
9471 * config/rs6000/altivec.h (vec_ld*): Fix typos.
9472 (vec_step): Implement for C++.
9474 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9476 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
9478 2002-02-04 Richard Henderson <rth@redhat.com>
9480 * combine.c (nonzero_bits): Re-introduce special case for
9481 sp/fp/ap wrt REGNO_POINTER_ALIGN.
9483 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
9485 * doc/extend.texi: Warn about unsupported usage of altivec
9488 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
9489 (altivec_predicate_*): New.
9491 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
9492 Add C++ version of vec_*() functions.
9494 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
9495 (bdesc_2arg): Remove altivec predicates.
9496 (altivec_expand_builtin): Handle predicates.
9497 (altivec_init_builtins): Handle predicates.
9498 (altivec_expand_predicate_builtin): New.
9500 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9502 * pa.c (DO_FRAME_NOTES): Move forward.
9503 (store_reg): Revise handling of frame notes.
9504 (load_reg): Likewise.
9505 (set_reg_plus_d): Likewise.
9506 (hppa_expand_prologue): Likewise.
9507 (hppa_expand_epilogue): Likewise.
9509 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9511 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
9513 2002-02-04 Jakub Jelinek <jakub@redhat.com>
9515 PR c/4475, c++/3780:
9516 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
9517 * c-common.h (SWITCH_TYPE): Define.
9518 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
9519 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
9520 Rename spareness variable to sparseness.
9521 (expand_end_case_type): Renamed from expand_end_case, use orig_type
9522 if non-NULL instead of TREE_TYPE (orig_index).
9523 * tree.h (expand_end_case_type): Renamed from expand_end_case.
9524 (expand_end_case): Define using expand_end_case_type.
9525 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
9526 to expand_end_case_type.
9527 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
9529 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9531 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
9532 (BIGGEST_ALIGNMENT): Change to 128.
9534 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9536 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
9538 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9540 * pa.md (call_internal_reg_64bit): Remove unused variable.
9542 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
9544 * config/arm/arm.h (machine_function): Add uses_anonymous_args
9546 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
9547 * config/arm/arm.c (current_function_anonymous_args): Delete,
9548 replace uses with cfun->machine->uses_anonymous_args.
9549 (arm_reorg): Do not reset uses_anonymous_args.
9551 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
9552 any geenral register.
9554 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
9556 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
9559 2002-02-04 Richard Henderson <rth@redhat.com>
9561 * combine.c (force_to_mode): Remove STACK_BIAS code.
9562 (nonzero_bits): Likewise. Replace sp/fp special case with
9563 REGNO_POINTER_ALIGN.
9565 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
9566 (HARD_FRAME_POINTER_REGNUM): New.
9567 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
9568 (FIXED_REGS, CALL_USED_REGS): Update.
9569 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
9570 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
9571 (HARD_REGNO_NREGS): Update for SFP.
9572 (STACK_POINTER_OFFSET): Include bias here ...
9573 (FIRST_PARM_OFFSET): ... not here.
9574 (STACK_BIAS): Remove.
9575 (INIT_EXPANDERS): New.
9576 (STARTING_FRAME_OFFSET): Do not include bias.
9577 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
9578 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
9579 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
9580 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
9581 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
9582 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
9583 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
9584 (MUST_SAVE_REGISTER): Likewise.
9585 (sparc_flat_function_prologue): Likewise.
9586 (sparc_flat_function_epilogue): Likewise.
9587 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
9588 (sparc_init_modes): SFP is GENERAL_REGS.
9589 (sparc_builtin_saveregs): SFP does not have bias applied.
9591 2002-02-04 Richard Henderson <rth@redhat.com>
9593 * config/alpha/alpha.c (current_function_is_thunk): Don't check
9594 current_function_is_thunk.
9595 (alpha_sa_mask): Distinguish between current_function_is_thunk
9596 called from ASM_OUTPUT_MI_THUNK and not.
9597 (alpha_does_function_need_gp): Thunks always need gp.
9598 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
9599 (alpha_output_mi_thunk_osf): New.
9600 * config/alpha/alpha-protos.h: Update.
9601 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
9603 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
9605 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
9606 function types, not when they're taken away.
9608 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
9610 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
9611 CODE_LABEL and jump table when replacing a table jump with a
9614 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
9616 * config/s390/s390-protos.h (legitimize_la_operand,
9617 s390_secondary_input_reload_class, s390_plus_operand,
9618 s390_expand_plus_operand): Add prototypes.
9620 config/s390/s390.c (s390_secondary_input_reload_class,
9621 s390_plus_operand, s390_expand_plus_operand): New functions.
9623 (struct s390_address): New member 'pointer'.
9624 (s390_decompose_address): Compute it.
9625 (legitimate_la_operand_p): Use it.
9626 (legitimize_la_operand): New function.
9627 (movti, movdi, movdf splitters): Call it.
9629 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
9630 (PREDICATE_CODES): Add s390_plus_operand.
9632 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
9633 (la_ccclobber): Allow GENERAL_REGS as output operand.
9635 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
9636 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
9637 (*la_64, *la_31, reload_indi, reload_insi): ... these.
9639 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
9641 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
9642 register names for regular asm () construct.
9644 2002-02-04 Jakub Jelinek <jakub@redhat.com>
9646 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
9649 2002-02-04 Jakub Jelinek <jakub@redhat.com>
9651 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
9654 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
9656 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
9657 constant pool to be identical by string address and index.
9659 2002-02-04 Anthony Green <green@redhat.com>
9661 * output.h (SECTION_OVERRIDE): Define.
9662 * varasm.c (named_section): Obey SECTION_OVERRIDE.
9664 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
9666 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
9667 by existing arm*-*-netbsd* (a.out) target.
9668 (ns32k-*-netbsdelf*): Likewise.
9669 (sparc-*-netbsdelf*): Likewise.
9670 (vax-*-netbsdelf*): Likewise.
9672 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
9674 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
9675 headers and libobjc headers.
9677 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
9679 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
9680 (_mingw.h): Remove duplicate include.
9682 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
9684 * config.gcc: Set cpu_type to m68k for 68010, as well.
9685 (m68010-*-netbsdelf*): New...
9686 (m68k*-*-netbsdelf*): ...targets.
9687 * config/m68k/netbsd-elf.h: New file.
9689 2002-02-02 Kazu Hirata <kazu@hxi.com>
9691 * config/h8300/h8300.c (hand_list): Move inside function_arg.
9693 2002-02-02 Kazu Hirata <kazu@hxi.com>
9695 * config/h8300/h8300.c (h8_push_ops): Move inside
9697 (h8_pop_ops): Likewise.
9698 (h8_move_ops): Likewise.
9700 2002-02-02 Kazu Hirata <kazu@hxi.com>
9702 * config/h8300/h8300.c (os_task): Make it static.
9703 (monitor): Likewise.
9704 (pragma_saveall): Likewise.
9706 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
9708 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
9709 constant is a valid sign-extension for Pmode.
9711 2002-02-02 Kazu Hirata <kazu@hxi.com>
9713 * config/h8300/h8300.c: Fix formatting.
9715 2002-02-02 Kazu Hirata <kazu@hxi.com>
9717 * config/h8300/h8300.md: Fix formatting.
9719 2002-02-02 Kazu Hirata <kazu@hxi.com>
9721 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
9722 predicates of operands[1]. Split the patterns for each
9725 2002-02-02 Kazu Hirata <kazu@hxi.com>
9727 * config/h8300/h8300.md (xor patterns): Tighten the predicates
9728 of operands[1] to register_operand.
9730 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
9732 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
9733 * cpphash.c (_cpp_init_hashtable): Similarly.
9734 * cppinit.c (cpp_create_reader): Default the signed_char flag.
9735 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
9736 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
9737 (cpp_handle_option): Handle the new options.
9738 * cpplex.c (cpp_interpret_charconst): Use new flag.
9739 * cpplib.h (struct cpp_options): New member signed_char.
9740 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
9741 (cpp_options): Handle -fsigned-char and -funsigned-char.
9742 (static_specs): Remove signed_char_spec.
9743 (do_spec1): Don't handle %c.
9744 * system.h: Poison SIGNED_CHAR_SPEC.
9745 * tradcif.y (yylex): Use flag_signed_char.
9746 * tradcpp.h (flag_signed_char): New.
9747 * tradcpp.c (flag_signed_char): New.
9748 (main): Handle new command-line options.
9749 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
9751 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
9752 * avr/avr.h: Remove old comments.
9753 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
9754 (CC1_SPEC): Pass -fsigned-char if -mic*.
9755 (SIGNED_CHAR_SPEC): Remove.
9757 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
9759 2002-02-01 Eric Christopher <echristo@redhat.com>
9761 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
9762 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
9763 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
9764 (ASM_OUTPUT_REG_POP): Ditto.
9766 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
9768 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
9771 2002-02-02 Jakub Jelinek <jakub@redhat.com>
9773 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
9775 2002-02-02 Jakub Jelinek <jakub@redhat.com>
9778 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
9781 2002-02-01 Janis Johnson <janis187@us.ibm.com>
9783 * cfganal.c: Include tm_p.h.
9784 (keep_with_call_p): Fix the test that determines if a register holds
9785 the return value of a call.
9787 2002-02-01 DJ Delorie <dj@redhat.com>
9789 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
9790 we are given conflicting registers, switch to the other one we
9791 had allocated for us.
9792 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
9793 as TImode so we know when the "other" register is available.
9795 2002-02-01 David O'Brien <obrien@FreeBSD.org>
9797 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
9800 2002-02-01 Janis Johnson <janis187@us.ibm.com>
9802 * cfganal.c (keep_with_call_p): New function.
9803 (flow_call_edges_add): Prevent splitting a block between a call and
9804 a single-set instruction that should be kept in the same block.
9806 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
9808 * doc/install.texi (avr): Update outdated URL.
9810 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
9812 * config/stormy16/stormy16.md (pushqi): New.
9816 (movhi): Remove stack operands.
9818 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
9819 nonimmediate_nonstack_operand.
9820 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
9822 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
9825 2002-01-31 Jason Merrill <jason@redhat.com>
9827 * Makefile.in (c-parse.c): Handle .output file.
9828 * objc/Make-lang.in (objc-parse.c): Likewise.
9830 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
9832 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
9833 the -me[lb] option is given. Don't output the default flag
9836 2002-01-31 Zack Weinberg <zack@codesourcery.com>
9838 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
9839 the primary source file; this has not been done yet.
9840 * c-decl.c (c_expand_body): Reset input_filename from
9841 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
9843 2002-01-31 Kazu Hirata <kazu@hxi.com>
9845 * rtlanal.c (subreg_regno_offset): Do not use
9846 SUBREG_REGNO_OFFSET.
9847 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
9848 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
9850 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
9852 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
9853 version rather than GNATS version in --version output.
9855 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
9857 * ifcvt.c (noce_process_if_block): Make a copy of the destination
9858 when copying back from a temporary.
9860 2002-01-30 Richard Henderson <rth@redhat.com>
9862 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
9863 and new_dest are the same.
9865 2002-01-30 Richard Henderson <rth@redhat.com>
9868 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
9869 * rtl.c (note_insn_name): Update.
9870 * emit-rtl.c (remove_unnecessary_notes): Kill it.
9871 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
9872 to perform loop rotation.
9873 (expand_exit_loop_top_cond): New.
9874 * tree.h (expand_exit_loop_top_cond): Declare it.
9875 * c-semantics.c (genrtl_while_stmt): Use it.
9876 (genrtl_for_stmt): Likewise.
9878 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
9880 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
9881 arguments to 64-bit boundaries on 64-bit ABIs.
9883 2002-01-30 Steve Ellcey <sje@cup.hp.com>
9885 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
9887 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
9889 * c-decl.c (grokdeclarator): Handle type being a typedef for an
9892 2002-01-30 David O'Brien <obrien@FreeBSD.org>
9894 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
9895 * config/sparc/sparc_bi.h: Remove file.
9896 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
9898 2002-01-30 Richard Henderson <rth@redhat.com>
9900 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
9902 2002-01-30 Zack Weinberg <zack@codesourcery.com>
9904 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
9906 2002-01-30 Jason Merrill <jason@redhat.com>
9908 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
9909 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
9910 (reg_save): Use DW_CFA_offset_extended_sf instead.
9912 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
9914 2002-01-29 Jakub Jelinek <jakub@redhat.com>
9916 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
9919 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
9921 * rs6000.md ("*call_value_local32"): Remove constraints.
9922 ("*call_value_local64"): Same.
9923 ("*call_value_indirect_nonlocal_aix32"): Same.
9924 ("*call_value_nonlocal_aix32"): Same.
9925 ("*call_value_indirect_nonlocal_aix64"): Same.
9926 ("*call_value_nonlocal_aix64"): Same.
9927 ("*call_value_nonlocal_sysv"): Same.
9929 2002-01-29 Richard Henderson <rth@redhat.com>
9931 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
9933 2002-01-29 Richard Henderson <rth@redhat.com>
9935 * expr.c (force_operand): Ignore flag_pic for detecting pic
9937 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
9938 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
9939 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
9940 instead of open-coded loop.
9941 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
9942 be fixed when in use.
9944 2002-01-29 Richard Henderson <rth@redhat.com>
9946 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
9947 * sched-rgn.c (propagate_deps): Update them.
9948 * sched-deps.c (sched_analyze_insn): Update them. Flush the
9949 clobbers list when either gets too long.
9951 2002-01-29 Jakub Jelinek <jakub@redhat.com>
9953 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
9954 and INDEX_REGS the same as GENERAL_REGS.
9955 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
9957 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
9959 * tree.c (build_nonstandard_integer_type): Correct prototype.
9961 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
9963 * config/s390/s390.md (movstrsico, movstrdix_64,
9964 movstrsix_31): Remove, replace by ...
9965 (movstrdi_short, movstrsi_short, movstrdi_long,
9966 movstrsi_long): ... these. New.
9967 (movstrdi, movstrsi): Adapt.
9969 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
9970 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
9971 Remove unnecessary CC clobber.
9972 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
9973 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
9975 (divmoddi4): Don't partially initialize TImode register.
9977 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
9979 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
9981 2002-01-29 Richard Henderson <rth@redhat.com>
9983 * flow.c (print_rtl_and_abort): Remove.
9984 (print_rtl_and_abort_fcn): Remove.
9985 (verify_local_live_at_start): Use dump_bb instead.
9986 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
9987 (verify_wide_reg_1): Return 2 on mode test failure.
9989 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
9991 PR c/3325, c/3326, c/2511, c/3347
9992 * c-decl.c (enum_decl_context): Remove BITFIELD.
9993 (grokdeclarator): Take bitfield width as an input.
9994 Ensure bitfields are given the correct type. Perform
9995 bitfield width validation with build_bitfield_integer_type
9996 rather than waiting for finish_struct.
9997 (grok_typename, grok_typename_in_parm_context, start_decl,
9998 push_parmdecl, grokfield, start_function): Update calls to
10000 (build_bitfield_integer_type): New function.
10001 (finish_struct): Move bitfield validation to grokdeclarator
10002 and build_bitfield_integer_type.
10003 * tree.c (build_nonstandard_integer_type): New function.
10004 * tree.h (build_nonstandard_integer_type): New prototype.
10006 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
10008 2002-01-29 Jakub Jelinek <jakub@redhat.com>
10011 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
10012 don't ignore unrecognized -W* options.
10013 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
10014 * cpplib.h (cpp_handle_option): Adjust prototype.
10015 * c-decl.c (c_decode_options): Pass 0 as last argument to
10019 * gcc.c (cpp_unique_options): Split from cpp_options.
10020 (cpp_options): Source cpp_unique_options.
10021 (default_compilers): Use cpp_unique_options instead of cpp_options
10022 when used together with cc1_options.
10023 (static_specs): Add cpp_unique_options.
10024 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
10025 when used together with cc1_options.
10027 2002-01-29 Kazu Hirata <kazu@hxi.com>
10029 * config/h8300/h8300-protos.h: Update the prototype of
10031 * config/h8300/h8300.c (output_a_shift): Remove an unused
10032 argument 'insn'. Remove redundant code.
10033 * config/h8300/h8300.md: Adust to the new prototype of
10036 2002-01-29 Kazu Hirata <kazu@hxi.com>
10038 * config/h8300/h8300-protos.h: Update the prototypes of
10039 emit_a_rotate and expand_a_rotate.
10040 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
10041 first argument to 'enum rtx_code'.
10042 (expand_a_rotate): Likewise.
10044 2002-01-28 Kazu Hirata <kazu@hxi.com>
10046 * config/h8300/h8300-protos.h: Update the prototype of
10048 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
10050 * config/h8300/h8300.md: Adjust to the new prototype.
10052 2002-01-28 Kazu Hirata <kazu@hxi.com>
10054 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
10057 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
10059 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
10060 is a fixed register before returning pic_offset_table_rtx.
10061 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
10062 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
10064 2002-01-28 Jason Merrill <jason@redhat.com>
10066 * dwarf2.h: Sync with src version.
10068 2002-01-28 Paul Koning <pkoning@equallogic.com>
10070 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
10071 BT_FN_VOID_PTR_VAR.
10072 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
10073 * doc/extend.texi (__builtin_prefetch): Update documentation:
10074 first argument is now const void ptr.
10076 2002-01-28 Kazu Hirata <kazu@hxi.com>
10078 * config/h8300/h8300-protos.h: Remove an unused prototype.
10080 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
10082 * toplev.c (lang_independent_init): Round up identifier size.
10084 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
10086 * config.gcc: Revert previous change.
10088 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
10090 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
10092 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
10094 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
10095 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
10096 other non-elf netbsd config frags.
10097 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
10098 collect2 will does that.
10099 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
10100 shared-lib frobbing will work.
10102 2002-01-28 Kazu Hirata <kazu@hxi.com>
10104 * config/h8300/h8300.h: Fix formatting.
10105 * config/h8300/h8300.md: Likewise.
10107 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
10109 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
10110 the old, removed AAA_standards fix.
10111 * fixinc/fixincl.x: Rebuilt.
10113 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
10115 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
10116 atexit call in crtbegin, hooked in after call to frame_dummy;
10117 register EH before registering __fini__start.
10119 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
10121 * config/rs6000/altivec.h: Remove spurious semicolons.
10123 2002-01-27 Kazu Hirata <kazu@hxi.com>
10125 * config/h8300/h8300.md: Replace dead bit extraction patterns
10126 with ones that work.
10128 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10130 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
10131 if not STRICT_ALIGNMENT.
10132 * rtl.h (MEM_ALIGN): Likewise.
10134 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
10136 * doc/invoke.texi (-fdump-translation-unit): Revert this
10137 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
10139 2002-01-27 Kazu Hirata <kazu@hxi.com>
10141 * config/h8300/h8300.md (define_constants): New.
10142 (anonymous patterns) Use defined constants appropriately.
10144 2002-01-27 Kazu Hirata <kazu@hxi.com>
10146 * config/h8300/h8300.c (function_arg): Remove redundant code.
10148 2002-01-26 Richard Henderson <rth@redhat.com>
10150 * sched-deps.c (reg_pending_uses_head): New.
10151 (reg_pending_barrier): Rename from reg_pending_sets_all.
10152 (find_insn_list): Don't mark inline.
10153 (find_insn_mem_list): Remove.
10154 (add_dependence_list, add_dependence_list_and_free): New.
10155 (flush_pending_lists): Replace only_write param with separate
10156 for_read and for_write parameters. Update all callers. Use
10157 add_dependence_list_and_free.
10158 (sched_analyze_1): Do not add reg dependencies here; just set
10159 the pending bits. Use add_dependence_list.
10160 (sched_analyze_2): Likewise.
10161 (sched_analyze_insn): Replace schedule_barrier_found with
10162 reg_pending_barrier. Add all dependencies for pending reg
10163 uses, sets, and clobbers.
10164 (sched_analyze): Don't add reg dependencies for calls, just
10165 set pending bits. Use regs_invalidated_by_call. Treat
10166 sched_before_next_call as a normal list, not a fake insn.
10167 (init_deps): No funny init for sched_before_next_call.
10168 (free_deps): Free pending mems lists. Don't zero reg_last.
10169 (init_deps_global): Init reg_pending_uses.
10170 (finish_deps_global): Free it.
10171 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
10172 (find_insn_mem_list): Remove.
10173 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
10174 (propagate_deps): Use them. Zero temp mem lists.
10176 2002-01-26 Richard Henderson <rth@redhat.com>
10178 * Makefile.in (CRTSTUFF_CFLAGS): New.
10179 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
10180 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
10181 crtstuff.c instead of alpha assembly version.
10182 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
10183 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
10184 not FORCE_{INIT,FINI}_SECTION_ALIGN.
10185 (__do_global_dtors_aux): Mark used.
10186 (frame_dummy, __do_global_ctors_aux): Mark used.
10187 (fini_dummy, init_dummy): Remove.
10189 * config/alpha/crtbegin.asm: Remove file.
10190 * config/alpha/crtend.asm: Remove file.
10191 * config/alpha/t-crtbe: Remove file.
10192 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
10193 (LINK_EH_SPEC): New.
10195 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
10196 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
10197 calling constructors.
10198 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
10200 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
10201 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
10202 CRT_END_INIT_DUMMY hack.
10203 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
10204 FORCE_{INIT,FINI}_SECTION_ALIGN.
10206 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
10207 FORCE_{INIT,FINI}_SECTION_ALIGN.
10209 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
10210 invocation sequence.
10211 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
10213 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
10214 (FORCE_CODE_SECTION_ALIGN): New.
10216 2002-01-26 Richard Henderson <rth@redhat.com>
10218 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
10220 2002-01-26 Richard Henderson <rth@redhat.com>
10222 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
10223 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
10225 2002-01-26 Kazu Hirata <kazu@hxi.com>
10227 * config/h8300/h8300.md: Remove bit extraction patterns that
10228 cannot be triggered.
10229 Restrict each bit extraction pattern to a variant on which the
10232 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
10234 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
10236 2002-01-26 Kazu Hirata <kazu@hxi.com>
10238 * config/h8300/h8300.md: Remove bit test patterns that cannot
10240 Restrict each bit test pattern to a variant on which the
10243 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10245 * builtins.c (expand_builtin_strncat): Remove redundant check for
10248 2002-01-25 David O'Brien <obrien@FreeBSD.org>
10250 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
10252 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
10255 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
10257 * dbxout.c (dbxout_init): Use assemble_name rather than just
10258 stripping off the first character.
10259 (dbxout_source_file): Likewise.
10261 2002-01-25 DJ Delorie <dj@redhat.com>
10263 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
10264 using rtx_equal_p, not by comparing pointers.
10266 2002-01-25 Steve Ellcey <sje@cup.hp.com>
10268 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
10269 for PIC_OFFSET_TABLE_REGNUM.
10270 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
10272 2002-01-25 David O'Brien <obrien@FreeBSD.org>
10274 * config.gcc (x86_64-*-freebsd*): New target.
10275 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
10277 (i[34567]86-*-freebsd*): Don't include svr4.h.
10278 * config/i386/freebsd64.h: New file.
10280 2002-01-25 Douglas B Rupp <rupp@gnat.com>
10282 * config/alpha/x-vms (version): Make static.
10284 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
10285 in previous checkin.
10287 * Makefile.in (install-headers-cp): New target.
10288 * config.gcc (alpha-dec-*vms*): Install headers with
10291 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
10293 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
10296 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10298 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
10299 of compare_tree_int.
10300 (expand_builtin_strncat): Likewise.
10301 * c-decl.c (finish_struct): Use tree_low_cst.
10302 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
10303 * tree.c (compare_tree_int): Likewise.
10305 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
10307 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
10308 adjustments even if they are implemented by more than two insns.
10310 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
10312 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
10313 * df.h (struct ref): Kill B.
10314 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
10316 * basic-block.h (PROP_EQUAL_NOTES): New flag.
10317 * flow.c (propagate_one_insn): Use it.
10318 (mark_used_regs): Handle NIL.
10320 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
10322 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
10325 2002-01-25 David Edelsohn <edelsohn@gnu.org>
10327 * rs6000.md (prefetch): Make address V4SI mode so that the address
10328 is restricted to legitimate form for instruction.
10330 2002-01-25 Bob Wilson <bob.wilson@acm.org>
10332 * doc/install.texi (xtensa-*-elf): New target.
10333 (xtensa-*-linux*): New target.
10334 * doc/contrib.texi: Add myself.
10336 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
10338 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
10339 purpose register to hold an SImode (or smaller) value.
10341 2002-01-25 Jakub Jelinek <jakub@redhat.com>
10343 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
10345 * crtstuff.c: Likewise.
10347 2002-01-25 Kazu Hirata <kazu@hxi.com>
10349 * config/h8300/h8300.md (negation patterns): Tighten
10350 predicates to register_operand.
10352 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
10354 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
10357 * builtins.c (expand_builtin_prefetch): Same.
10359 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
10361 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
10364 2002-01-24 Kazu Hirata <kazu@hxi.com>
10366 * config/h8300/h8300.c (print_operand): Remove support for
10367 operand character 'A'.
10368 * config/h8300/h8300.md (three anonymous patterns): Replace
10369 operand character 'A' with either 'T' or 'S'.
10371 2002-01-24 Kazu Hirata <kazu@hxi.com>
10373 * config/h8300/h8300.c (print_operand): Remove support for
10374 operand character 'U'.
10376 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
10378 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
10380 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
10382 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
10383 values to be assigned to the stack pointer.
10385 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
10387 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
10388 to const_double needs to be done right for big-endian systems.
10390 2002-01-24 Jason Merrill <jason@redhat.com>
10393 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
10394 to can_throw_internal.
10396 2002-01-23 Richard Henderson <rth@redhat.com>
10398 * fold-const.c (fold): Change UINT_MAX test to check vs precision
10399 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
10401 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
10403 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
10404 (symGOT2reg): Use them, then set as GOT value as unchanging.
10405 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
10406 as a temporary, if possible.
10407 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
10408 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
10410 2002-01-23 Kazu Hirata <kazu@hxi.com>
10412 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
10413 accept to accept 0x80 as operands[2].
10415 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
10417 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
10419 2002-01-23 Richard Henderson <rth@redhat.com>
10421 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
10423 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
10425 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
10426 (parmlist_or_identifiers_1): Verify that only a parmlist follows
10429 2002-01-23 Richard Henderson <rth@redhat.com>
10431 * expr.c (move_by_pieces_1): Extend size before negation.
10433 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
10434 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
10435 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
10436 * config/m68k/t-m68kelf: Likewise.
10438 2002-01-23 Bob Wilson <bob.wilson@acm.org>
10440 * config/xtensa/elf.h: New file.
10441 * config/xtensa/lib1funcs.asm: New file.
10442 * config/xtensa/lib2funcs.S: New file.
10443 * config/xtensa/linux.h: New file.
10444 * config/xtensa/t-xtensa: New file.
10445 * config/xtensa/xtensa-config.h: New file.
10446 * config/xtensa/xtensa-protos.h: New file.
10447 * config/xtensa/xtensa.c: New file.
10448 * config/xtensa/xtensa.h: New file.
10449 * config/xtensa/xtensa.md: New file.
10450 * config.gcc (xtensa-*-elf*): New target.
10451 (xtensa-*-linux*): New target.
10452 * cse.c (canon_hash): Compare rtx pointers instead of register
10453 numbers. This is required for the Xtensa port.
10454 * integrate.c (copy_insn_list): Handle case where the static
10455 chain is in memory and the memory address has to be copied to
10457 * doc/invoke.texi (Option Summary): Add Xtensa options.
10458 (Xtensa Options): New node.
10459 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
10461 2002-01-23 Zack Weinberg <zack@codesourcery.com>
10463 * diagnostic.c (internal_error): Do ICE suppression only
10464 when ENABLE_CHECKING is not defined.
10466 * c-typeck.c (require_complete_type): Return error_mark_node
10467 if type is error_mark_node.
10469 2002-01-23 Janis Johnson <janis187@us.ibm.com>
10471 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
10472 -Os and issue a warning.
10474 2002-01-23 Zack Weinberg <zack@codesourcery.com>
10476 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
10477 current (lack of) need for host configuration by hand.
10479 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
10480 references. Documentation of some target macros moved from
10481 hostconfig.texi to tm.texi.
10483 2002-01-23 Will Cohen <wcohen@redhat.com>
10485 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
10488 2002-01-23 Kazu Hirata <kazu@hxi.com>
10490 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
10493 2002-01-23 Jason Merrill <jason@redhat.com>
10495 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
10497 * function.c (assign_parms): Don't put args of inline functions
10498 into registers when not optimizing.
10500 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
10502 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
10503 (prologue_use): New pattern.
10504 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
10505 preference to gen_rtx_USE.
10506 (thumb_expand_prologue): Use gen_prologue_use in preference to
10508 (thumb_expand_epilogue): Use gen_prologue_use in preference to
10511 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
10513 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
10515 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
10518 * doc/extend.texi: Correct documentation of __alignof__.
10520 2002-01-22 Zack Weinberg <zack@codesourcery.com>
10522 * params.h: Rename arguments of DEFPARAM so that it will be
10523 recognized as a translation keyword.
10525 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
10527 * extend.texi: Document altivec functions.
10528 Fix N-bit adjectives in X86 builtin documentation.
10530 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
10532 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
10533 auto_inc_dec values.
10535 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
10537 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
10539 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
10541 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
10543 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
10545 2002-01-22 Richard Henderson <rth@redhat.com>
10547 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
10548 copy_insn not copy_rtx.
10550 2002-01-23 Alan Modra <amodra@bigpond.net.au>
10552 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
10553 "nonzero" as that might add "1" bits. Ensure "constop" is
10554 properly sign extened.
10555 (force_to_mode): Tweak for sign extended constop.
10557 2002-01-22 Richard Henderson <rth@redhat.com>
10559 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
10560 for_each_rtx instead of assuming we're already looking at the MEM.
10561 (split_small_symbolic_mem_operand): Likewise.
10562 * config/alpha/alpha.h (PREDICATE_CODES): Update.
10563 * config/alpha/alpha.md (small symbolic memory splitters): Update.
10565 2002-01-22 Richard Henderson <rth@redhat.com>
10567 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
10568 sequence number for the literal.
10569 (divmoddi_internal_er): Likewise.
10571 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
10574 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
10575 in LIBICONV variable.
10576 * configure: Regenerated.
10578 2002-01-22 Krister Walfridsson <cato@df.lth.se>
10580 * dependence.c (build_def_use): Remove array_idx.
10582 * dwarfout.c (last_filename): Remove.
10583 (output_compile_unit_die): Remove last_filename.
10585 2002-01-22 Roger Sayle <roger@eyesopen.com>
10586 Richard Henderson <rth@redhat.com>
10589 * fold-const.c (fold): Optimize unsigned comparisons against
10590 UINT_MAX (and similar unsigned constants).
10592 2002-01-22 Janis Johnson <janis187@us.ibm.com>
10594 * Makefile.in (loop.o): Depend on OPTABS_H.
10595 * loop.c (emit_prefetch_instructions): Check the prefetch operand
10596 against the predicate.
10599 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
10600 for the address operand.
10602 2002-01-22 Richard Henderson <rth@redhat.com>
10604 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
10606 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
10609 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
10610 preprocessor flags.
10612 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
10614 * config.gcc (x86_64-*-netbsd*): New target.
10615 * config/i386/netbsd64.h: New file.
10617 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
10619 * regrename.c (kill_value): Fix typo.
10621 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
10623 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
10625 * config/rs6000/rs6000.h: Same.
10627 * function.c (instantiate_virtual_regs): Remove
10628 STARTING_FRAME_PHASE.
10629 (assign_stack_local_1): Same.
10630 Calculate frame phase.
10632 2002-01-22 Nick Clifton <nickc@redhat.com>
10634 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
10635 variable declaration to outer scope in order to simplify
10637 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
10638 arm_hard_regno_mode_ok.
10639 * config/arm/arm-protos.h: Add a prototype for
10640 arm_hard_regno_mode_ok.
10641 * config/arm/arm.c (soft_df_operand): Remove now redundant
10642 check for DImode values using IP_REGNUM.
10643 (nonimmediate_soft_df_operand): Remove now redundant check for
10644 DImode values using IP_REGNUM.
10645 (arm_hard_regno_mode_ok): New function. New check: make sure
10646 that DImode values are not stored in IP_REGNUM.
10648 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
10650 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
10652 2002-01-22 Jason Merrill <jason@redhat.com>
10654 * c-semantics.c (genrtl_compound_stmt): Only check nesting
10655 consistency if this COMPOUND_STMT is scoped.
10657 2002-01-22 Kazu Hirata <kazu@hxi.com>
10659 * predict.c: Fix formatting.
10660 * print-tree.c: Likewise.
10661 * protoize.c: Likewise.
10662 * real.h: Likewise.
10664 * sbitmap.h: Likewise.
10665 * scan.c: Likewise.
10666 * sched-deps.c: Likewise.
10667 * sched-vis.c: Likewise.
10668 * sdbout.c: Likewise.
10669 * sibcall.c: Likewise.
10671 * ssa-ccp.c: Likewise.
10672 * ssa-dce.c: Likewise.
10673 * stmt.c: Likewise.
10674 * stor-layout.c: Likewise.
10675 * system.h: Likewise.
10677 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10679 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
10680 if fits in bounds of base type.
10682 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
10683 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
10684 (add_bound_info, default): If can't find a context, make a
10686 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
10688 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
10690 * c-typeck.c (parser_build_binary_op): If result from
10691 build_binary_op is ERROR_MARK just return error_mark_node without
10692 further processing.
10694 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
10696 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
10697 Split a.out-specific bits into...
10698 * config/netbsd-aout.h: ...this.
10699 * config/netbsd-elf.h: New file.
10700 * config/alpha/netbsd-elf.h: Remove.
10701 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
10702 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
10703 (STARTFILE_SPEC): Remove redundant definition.
10704 (ENDFILE_SPEC): Likewise.
10705 (LINK_SPEC): Likewise.
10706 (CPP_SPEC): Likewise.
10707 (ASM_SPEC): Likewise.
10708 (LIB_SPEC): Likewise.
10709 (SWITCH_TAKES_ARG): Likewise.
10710 (TARGET_MEM_FUNCTIONS): Likewise.
10711 (CPP_PREDEFINES): Redefine.
10712 (ASM_FINAL_SPEC): Remove redefinition.
10713 (ASM_COMMENT_START): Redefine.
10714 (FUNCTION_PROFILER): Define.
10715 (TARGET_VERSION): Redefine.
10716 Comment and formatting cleanup.
10717 * config/i386/netbsd.h: Include <netbsd-aout.h>.
10718 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
10719 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
10720 big- or little-endian.
10721 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
10722 * config.gcc (*-*-netbsd*): Add definitions common to all
10724 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
10725 gnu_ld definitions. Add netbsd-elf.h to and remove
10726 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
10727 tmake_file, and don't lose previous tmake_file contents.
10728 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
10729 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
10730 gnu_ld definitions. Add netbsd-elf.h to tm_file.
10731 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
10732 (mipsel-*-netbsd*): Rename this to...
10733 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
10734 mips/little.h to tm_file for mips*el-*.
10735 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
10736 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
10737 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
10739 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
10741 * pa-protos.h (reg_before_reload_operand): New function prototype.
10742 * pa.c (reg_before_reload_operand): New function implementation.
10743 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
10744 contraints to "*m".
10746 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10748 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
10750 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
10752 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
10753 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
10754 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
10755 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
10756 (ENDFILE_SPEC): Undefine.
10757 (STARTFILE_SPEC): Redefine for PA.
10759 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10761 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
10763 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
10765 * config.gcc: Add entries to supported PowerPC --with-cpu
10768 2002-01-21 Jakub Jelinek <jakub@redhat.com>
10770 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
10771 true for 64-bit mode only SSE registers in 32-bit mode.
10773 2002-01-21 Kazu Hirata <kazu@hxi.com>
10775 * unwind-dw2.c: Fix formatting.
10776 * unwind-dw2-fde.c: Likewise.
10777 * unwind-dw2-fde.h: Likewise.
10778 * unwind-pe.h: Likewise.
10779 * varasm.c: Likewise.
10780 * varray.h: Likewise.
10782 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
10784 Remove workaround for register stack overwrite bug in mmix.
10785 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
10786 support for TARGET_REG_STACK_FILL_BUG.
10787 * config/mmix/mmix.h: Remove member has_call_without_parameters.
10788 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
10790 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
10791 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
10792 -mno-reg-stack-fill-bug-workaround.
10793 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
10794 machine member has_call_without_parameters.
10795 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
10796 -mreg-stack-fill-bug-workaround and
10797 -mno-reg-stack-fill-bug-workaround.
10798 (MMIX Options): Ditto.
10800 2002-01-21 Kazu Hirata <kazu@hxi.com>
10802 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
10804 Remove redundant code.
10806 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
10808 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
10809 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
10810 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
10811 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
10812 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
10813 out target macro definitions and non-target-specific comments
10814 mostly taken from old versions of the manual.
10816 2002-01-20 Kazu Hirata <kazu@hxi.com>
10818 * config/h8300/h8300.h: Fix comment formatting.
10819 * config/ia64/aix.h: Likewise.
10820 * config/ia64/ia64-protos.h: Likewise.
10821 * config/ia64/ia64.c: Likewise.
10822 * config/ia64/ia64.h: Likewise.
10823 * config/ia64/ia64intrin.h: Likewise.
10824 * config/ia64/linux.h: Likewise.
10825 * config/ia64/unwind-aix.c: Likewise.
10826 * config/ia64/unwind-ia64.c: Likewise.
10828 2002-01-20 Kazu Hirata <kazu@hxi.com>
10830 * config/h8300/h8300.c: Revise comments about shift code.
10832 2002-01-20 Kazu Hirata <kazu@hxi.com>
10834 * config/h8300/h8300.c (function_arg): Update a comment.
10836 2002-01-20 Kazu Hirata <kazu@hxi.com>
10838 * config/h8300/h8300.md: Update the comments at the beginning
10841 2002-01-20 Kazu Hirata <kazu@hxi.com>
10843 * config/i370/i370.c: Fix comment formatting.
10844 * config/i370/i370.h: Likewise.
10845 * config/i370/i370.md: Likewise.
10846 * config/i370/linux.h: Likewise.
10848 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10850 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
10852 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
10853 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
10854 in incomplete case.
10856 2002-01-20 Graham Stott <grahams@redhat.com>
10858 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
10860 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
10862 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
10864 2002-01-19 Tom Rix <trix@redhat.com>
10866 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
10868 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
10870 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
10872 * function.c (assign_stack_local_1): Adjust x_frame_offset with
10873 STARTING_FRAME_PHASE.
10874 (STARTING_FRAME_PHASE): New.
10875 (instantiate_virtual_regs): Check saneness of
10876 STARTING_FRAME_PHASE.
10878 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
10880 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
10882 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
10884 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
10886 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
10887 be used for bootstrapping GCC 3.0.
10889 2002-01-18 Kazu Hirata <kazu@hxi.com>
10891 * config/h8300/h8300.md: Fix an insn length.
10893 2002-01-18 Kazu Hirata <kazu@hxi.com>
10895 * bitmap.h: Fix comment formatting.
10896 * combine.c: Likewise.
10897 * cppfiles.c: Likewise.
10898 * c-pragma.h: Likewise.
10899 * c-typeck.c: Likewise.
10901 * dwarf2out.c: Likewise.
10902 * function.c: Likewise.
10904 * genattrtab.c: Likewise.
10905 * gthr-win32.h: Likewise.
10906 * haifa-sched.c: Likewise.
10907 * predict.c: Likewise.
10908 * rtlanal.c: Likewise.
10910 * unwind-dw2-fde.h: Likewise.
10911 * unwind-pe.h: Likewise.
10912 * vmsdbgout.c: Likewise.
10914 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10916 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
10917 if type_required and passed decl.
10919 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
10921 * config.gcc (cpu_type): Include altivec.h in powerpc
10925 * config/rs6000/altivec.h: New.
10927 2002-01-17 David Edelsohn <edelsohn@gnu.org>
10929 * doc/install.texi (*-ibm-aix*): Update assembler and exception
10930 handling information.
10931 * doc/trouble.texi (Interoperation): Add libstdc++ information
10933 (Misunderstandings): Add template instantiation and static template
10934 member information for AIX.
10936 2002-01-17 Jason Merrill <jason@redhat.com>
10938 * dbxout.c (dbxout_type): Support const and volatile.
10940 * except.c (add_partial_entry): Remove backwards compatibility code.
10941 (end_protect_partials): Likewise.
10943 2002-01-17 Jakub Jelinek <jakub@redhat.com>
10945 * config/ia64/ia64.md (prologue_use): New.
10946 * config/ia64/ia64.c (ia64_expand_prologue): Use
10947 gen_prologue_use instead of gen_rtx_USE.
10948 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
10949 as CODE_FOR_pred_rel_mutex.
10950 (ia64_sched_reorder2): Likewise.
10952 2002-01-16 Eric Christopher <echristo@redhat.com>
10954 * config/mips/r3900.h: Reformat.
10955 (SUBTARGET_CPP_SIZE_SPEC): Remove.
10956 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
10957 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
10958 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
10959 * config/mips/t-elf: Remove mips3 multilib.
10961 2002-01-16 H.J. Lu <hjl@gnu.org>
10963 * config/mips/linux.h: Include "mips/abi64.h".
10965 2002-01-16 H.J. Lu <hjl@gnu.org>
10967 * config/mips/t-linux: New.
10969 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
10971 * config/mips/linux.h: Don't include "gofast.h".
10972 (INIT_SUBTARGET_OPTABS): Removed.
10974 2002-01-16 Kazu Hirata <kazu@hxi.com>
10976 * config/h8300/h8300-protos.h: Replace emit_a_shift with
10978 * config/h8300/h8300.c: Likewise.
10979 * config/h8300/h8300.md: Likewise.
10981 2002-01-16 Kazu Hirata <kazu@hxi.com>
10983 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
10984 spaces after an opcode name.
10985 (pushqi1_h8300hs): Likewise.
10986 (pushhi1_h8300hs): Likewise.
10988 2002-01-16 Kazu Hirata <kazu@hxi.com>
10990 * doc/extend.texi: Replace "option" with "attribute"
10993 2002-01-16 Jakub Jelinek <jakub@redhat.com>
10995 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
10996 (and:DI () (const_int -8)).
10997 (split_small_symbolic_mem_operand): Split
10998 (mem (and:DI () (const_int -8)).
11000 2002-01-16 Jakub Jelinek <jakub@redhat.com>
11003 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
11004 same way as TYPE_IMUL.
11005 (ultrasparc_sched_reorder): Likewise.
11006 * config/sparc/sparc.md (type): Add comment to update
11007 ultrasparc_sched_reorder when making changes.
11009 2002-01-16 Kazu Hirata <kazu@hxi.com>
11011 * doc/invoke.texi: Change the dump file name of block
11012 reordering pass from 28.bbro to 29.bbro.
11013 Mention -dk option.
11015 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
11017 * i386.md (minsf splitter): Fix pasto.
11019 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
11021 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
11022 to frame pointer initialisation instruction.
11023 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
11024 initialisation instruction.
11025 (soft_df_operand): Do not accept the IP register.
11026 (nonimmediate_soft_df_operand): Do not accept the IP register.
11028 2002-01-16 Jakub Jelinek <jakub@redhat.com>
11031 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
11032 MASK_V8 being both set.
11034 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
11036 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
11037 insn for GOT register; add REG_MAYBE_DEAD notes instead.
11038 config/s390/s390.md (call, call_value): Add GOT register to
11039 CALL_INSN_FUNCTION_USAGE where needed.
11040 (call_exp, call_value_exp): New.
11042 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
11044 * config/arm/arm.c: General formatting tidy up.
11046 2002-01-16 Graham Stott <grahams@redhat.com>
11048 * calls.c (try_to_integrate): Use "(size_t)" intermediate
11049 cast and when casting an integer literal to "rtx" pointer.
11050 (expand_call): Likewise.
11051 * flow.c (try_pre_increment): Likewise.
11052 (find_use_as_address): Likewise.
11053 * integrate.c (expand_iline_function): Likewise.
11054 * regmove.c (try_auto_increment): Likewise.
11056 2002-01-16 Graham Stott <grahams@redhat.com>
11058 * sched-rgn.c (passed): Use sbitmap_free.
11059 (header): Likewise.
11061 (in_queue): Likewise.
11062 (in_stack): Likewise.
11064 2002-01-15 Eric Christopher <echristo@redhat.com>
11066 * flow.c (propagate_one_insn): Change to use fatal_insn.
11068 2002-01-15 Kazu Hirata <kazu@hxi.com>
11070 * expmed.c (extract_fixed_bit_field): Remove unused code.
11071 * system.h: Poison SLOW_ZERO_EXTEND.
11072 * doc/tm.texi: Remove.
11073 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
11074 * config/arm/arm.h: Likewise.
11075 * config/avr/avr.h: Likewise.
11076 * config/clipper/clipper.h: Likewise.
11077 * config/convex/convex.h: Likewise.
11078 * config/d30v/d30v.h: Likewise.
11079 * config/dsp16xx/dsp16xx.h: Likewise.
11080 * config/elxsi/elxsi.h: Likewise.
11081 * config/fr30/fr30.h: Likewise.
11082 * config/h8300/h8300.h: Likewise.
11083 * config/i370/i370.h: Likewise.
11084 * config/i386/i386.h: Likewise.
11085 * config/m68k/m68k.h: Likewise.
11086 * config/mips/mips.h: Likewise.
11087 * config/ns32k/ns32k.h: Likewise.
11088 * config/pdp11/pdp11.h: Likewise.
11089 * config/pj/pj.h: Likewise.
11090 * config/s390/s390.h: Likewise.
11091 * config/sh/sh.h: Likewise.
11092 * config/stormy16/stormy16.h: Likewise.
11093 * config/v850/v850.h: Likewise.
11094 * config/vax/vax.h: Likewise.
11095 * config/we32k/we32k.h: Likewise.
11097 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
11099 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
11100 (altivec_lvsl): Change constraint to b.
11101 (altivec_lvsr): Same.
11102 (altivec_lvebx): Same.
11103 (altivec_lvehx): Same.
11104 (altivec_lvewx): Same.
11105 (altivec_lvxl): Same.
11106 (altivec_lvx): Same.
11107 (altivec_stvx): Add parallel.
11108 (altivec_stvxl): Same.
11109 (altivec_stvehx): Same.
11110 (altivec_stvebx): Same.
11111 (altivec_stvebx): Same.
11113 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
11115 * config.gcc: Change altivec.h to altivec-defs.h.
11117 * config/rs6000/altivec.h: Delete.
11119 * config/rs6000/altivec-defs.h: Add.
11121 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
11123 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
11126 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
11127 less than or equal to eight bytes.
11129 * vax.md (andsi3): Remove constraints and change SET destination
11130 operand type to nonimmediate_operand.
11131 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
11132 when it is a CONST_INT.
11134 2002-01-15 Jason Merrill <jason@redhat.com>
11136 * c-common.def (FILE_STMT): New code.
11137 * c-common.c (statement_code_p): It's a statement.
11138 * c-common.h (stmt_tree_s): Add x_last_filename.
11139 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
11140 (last_expr_filename): New macro.
11141 * c-semantics.c (begin_stmt_tree): Initialize it.
11142 (add_stmt): If the filename changed, also insert a
11144 (expand_stmt): Handle seeing one.
11146 2002-01-15 Eric Christopher <echristo@redhat.com>
11148 * flow.c (propagate_one_insn): Add error message and print out
11149 insn for debugging.
11151 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
11153 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
11154 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
11155 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
11156 TRAMPOLINE_ALIGNMENT.
11157 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
11159 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
11160 PCC_BITFIELD_TYPE_MATTERS.
11161 * config/interix.h (STDC_VALUE): Remove. Use
11162 STDC_0_IN_SYSTEM_HEADERS.
11163 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
11164 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
11165 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
11167 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
11169 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
11170 not work on this platform currently.
11172 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
11174 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
11175 readonly_warning in _().
11177 2002-01-15 Douglas B Rupp <rupp@gnat.com>
11179 * gcc.c (delete_if_ordinary): Backout previous change.
11181 2002-01-15 Kazu Hirata <kazu@hxi.com>
11183 * config/h8300/h8300.c (print_operand): Remove support for
11184 unused operand characters.
11186 * read-rtl.c: Fix formatting.
11187 * real.c: Likewise.
11188 * recog.c: Likewise.
11189 * regclass.c: Likewise.
11190 * regmove.c: Likewise.
11191 * reg-stack.c: Likewise.
11192 * reload1.c: Likewise.
11193 * rtlanal.c: Likewise.
11195 2002-01-15 Kazu Hirata <kazu@hxi.com>
11197 * config/i386/i386.c: Fix formatting.
11199 2002-01-15 Jakub Jelinek <jakub@redhat.com>
11201 * c-typeck.c (process_init_element): Don't save_expr
11202 COMPOUND_LITERAL_EXPR if just its initializer will be used.
11204 2002-01-15 David Edelsohn <edelsohn@gnu.org>
11206 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
11207 emit optional traceback table if optimize_size or TARGET_ELF.
11208 * config/rs6000/rs6000.md (prefetch): New.
11210 2002-01-15 Andreas Jaeger <aj@suse.de>
11212 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
11214 2002-01-15 Kazu Hirata <kazu@hxi.com>
11216 * mips-tfile.c: Fix formatting.
11218 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
11220 * unroll.c (final_reg_note_copy): Fix previous commit.
11222 2002-01-14 Kazu Hirata <kazu@hxi.com>
11224 * config/h8300/h8300-protos.h: Remove the prototype for
11226 * config/h8300/h8300.c (eq_operator): Remove.
11228 2002-01-14 Richard Henderson <rth@redhat.com>
11230 * config/i386/i386.md (prefetch): Tidy.
11231 (prefetch_3dnow): Fix locality operand.
11233 2002-01-14 Richard Henderson <rth@redhat.com>
11235 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
11236 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
11238 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
11240 * reload1.c (reload_combine): Pass reg_sum replacement through
11241 copy_rtx in loop performing multiple changes.
11243 2002-01-14 Jakub Jelinek <jakub@redhat.com>
11245 * except.c (remove_unreachable_regions): New.
11246 (free_eh_status): Clear exception_handler_labels.
11247 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
11248 (find_exception_handler_labels): Don't add the same label more than
11250 (remove_exception_handler_label): Don't die if
11251 find_exception_handler_labels hasn't been called for the current
11254 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
11256 * toplev.c (rest_of_compilation): Rebuild jump labels after
11259 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
11261 * doc/extend.texi: Move documentation of X86 built-in functions
11263 * doc/invoke.texi: From here.
11264 * doc/sourcebuild.texi: Document location of documentation for
11265 machine built-in functions.
11267 2002-01-13 Christopher Faylor <cgf@redhat.com>
11269 * cppfiles.c (TEST_THRESHOLD): New macro.
11270 (SHOULD_MMAP): Ditto.
11271 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
11274 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
11276 * unroll.c (final_reg_note_copy): Properly handle
11278 (unroll_loops): Fix LOOP_CONDITION heuristics.
11280 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
11282 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
11283 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
11285 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
11287 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
11290 2002-01-14 Tom Rix <trix@redhat.com>
11292 * config/rs6000/rs6000.md: Fix typo with sradi.
11294 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
11296 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
11297 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
11298 (clrstrdi, clrstrsi): Adapt callers.
11300 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
11302 (movti splitter): Never use register 0 as base register.
11304 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
11306 * combine.c (simplify_shift_const): Always generate new rtx
11307 for shift expression instead of reusing given expression.
11309 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11311 * config/alpha/alpha.c (alpha_expand_mov): Don't call
11312 alpha_legitimize_address unless mode is Pmode.
11314 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
11316 * doc/md.texi (Modifiers): Document the '*' constraint for the
11319 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
11320 * doc/extend.texi (Function Attributes): 'interrupt' is valid
11323 2002-01-13 Richard Henderson <rth@redhat.com>
11325 * reload.c (find_reloads): Use a hard reg destination as reload reg
11326 for an input reload of the source.
11328 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11330 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
11333 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
11335 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
11336 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
11338 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
11340 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11342 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
11344 2002-01-12 Tom Rix <trix@redhat.com>
11346 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
11349 2002-01-12 Richard Henderson <rth@redhat.com>
11351 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
11353 * doc/invoke.texi: Update Alpha options.
11355 * doc/invoke.texi: Update i386 built-in function lists.
11357 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
11359 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
11360 referencing outside.
11362 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11364 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
11365 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
11366 offsets, and change line folding.
11367 * optabs.c (expand_binop): Remove warnings.
11368 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
11370 2002-01-12 Graham Stott <grahams@redhat.com>
11372 * attribs.c (handle_deprecated_attribute): constify WHAT.
11373 * diagnostic.c (warn_deprecated_use): Add braces, fixes
11374 dangling else warning and constify WHAT.
11375 * except.h (struct function, struct inline_remap): Move
11376 struct tag forward defs before all prototypes.
11377 (duplicate_eh_regions): Whitespace.
11379 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
11381 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
11382 MODE_BASE_REG_CLASS.
11383 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
11385 2002-01-12 Richard Henderson <rth@redhat.com>
11387 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
11388 (ix86_expand_vector_move): New.
11389 (bdesc_2arg): Remove andps, andnps, orps, xorps.
11390 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
11391 Remove old prefetch builtins. Special case the logicals removed above.
11392 (ix86_expand_builtin): Likewise.
11393 (safe_vector_operand): Use V4SFmode, not TImode.
11394 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
11395 (ix86_expand_timode_binop_builtin): New.
11396 * config/i386/i386-protos.h: Update.
11397 * config/i386/i386.h (enum ix86_builtins): Update.
11398 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
11399 Use ix86_expand_vector_move in vector move expanders.
11400 (movti_internal, movti_rex64): Add xorps alternative.
11401 (sse_clrv4sf): Rename and adjust from sse_clrti.
11402 (prefetch): Don't work so hard.
11403 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
11404 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
11405 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
11407 2002-01-11 Richard Henderson <rth@redhat.com>
11409 * config/i386/mmintrin.h: New file.
11410 * config/i386/xmmintrin.h: New file.
11411 * config.gcc (i?86-*-*): Add extra_headers.
11412 * simplify-rtx.c (simplify_unary_operation): Handle saturating
11414 (simplify_binary_operation): Handle saturating arithmetic codes.
11415 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
11416 not the lowpart subreg.
11417 (ix86_expand_builtin): Return a TImode dummy register instead of 0
11419 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
11421 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11423 * conflict.c (conflict_graph_compute): Free regsets when finished.
11424 * ssa.c (compute_coalesced_reg_partition): Likewise.
11426 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11428 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
11429 every where we allocate a register.
11431 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11433 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
11434 * lcm.c (compute_earliest, compute_farthest): Likewise.
11436 2002-01-11 Janis Johnson <janis187@us.ibm.com>
11438 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
11440 2002-01-11 Janis Johnson <janis187@us.ibm.com>
11442 * doc/rtl.texi (Insns): Fix 2 typos.
11444 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
11446 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
11447 options. Use @table @gcctabopt for MMIX options. Add index
11448 entries for MMIX options. Start new paragraph with first
11449 heading of the machine-dependent options.
11451 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
11454 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
11455 * combine.c (force_to_mode): Same.
11456 * reload1.c (clear_reload_reg_in_use): Same.
11458 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
11460 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
11463 2002-01-11 Andreas Jaeger <aj@suse.de>,
11464 Brad Lucier <lucier@math.purdue.edu>
11466 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
11469 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
11471 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
11472 Protect with IN_LIBGCC.
11473 (LINK_EH_SPEC): Add required trailing space.
11475 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
11477 * c-tree.h: Move function declarations so that they are listed
11478 under the filename which contains them.
11479 (check_identifier, finish_decl_top_level,
11480 lookup_name_current_level_global, shadow_record_fields): Remove.
11482 2002-01-11 Andreas Jaeger <aj@suse.de>
11484 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
11487 2002-01-10 Richard Henderson <rth@redhat.com>
11489 * config/alpha/alpha.c (print_operand): Add 'J'.
11490 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
11491 new operand with the sequence number for the lituse. When splitting
11492 the insns, use gen_movdi_er_high_g and generate a sequence number.
11493 (gen_movdi_er_high_g): Print the sequence number if non-zero.
11495 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
11497 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
11498 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
11500 (altivec_expand_builtin): Same.
11501 (altivec_expand_stv_builtin): New.
11503 * config/rs6000/rs6000.h (rs6000_builtins): Same.
11505 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
11506 ("altivec_lvehx"): New.
11507 ("altivec_lvewx"): New.
11508 ("altivec_lvxl"): New.
11509 ("altivec_lvx"): New.
11510 ("altivec_stvx"): New.
11511 ("altivec_stvebx"): New.
11512 ("altivec_stvehx"): New.
11513 ("altivec_stvewx"): New.
11514 ("altivec_stvxl"): New.
11516 2002-01-10 Richard Henderson <rth@redhat.com>
11518 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
11519 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
11520 care not to delete instructions twice.
11522 2002-01-10 Zack Weinberg <zack@codesourcery.com>
11524 * toplev.c: Don't declare environ (it's not used anywhere).
11525 * configure.in: Don't check for declaration of environ.
11526 * config/i386/xm-mingw32.h: Don't #define environ.
11527 * config.in, configure: Regenerate.
11529 2002-01-10 Zack Weinberg <zack@codesourcery.com>
11531 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
11532 * configure: Regenerate.
11534 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
11535 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
11536 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
11538 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
11539 LIMITS_H_TEST here, not in m68k/x-next.
11540 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
11541 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
11543 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
11544 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
11545 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
11547 * config/i386/x-djgpp: Renamed i386/t-djgpp.
11548 * config/m88k/x-dolph: Renamed m88k/t-dolph.
11549 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
11550 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
11551 replacement of quadlib.asm with quadlib.c.
11553 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
11554 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
11555 config/rs6000/xm-beos.h: Delete file.
11557 * config.gcc: Update to match above changes.
11559 2002-01-10 Kazu Hirata <kazu@hxi.com>
11561 * config/h8300/h8300.h: Fix comment typos.
11562 * config/h8300/h8300.md: Likewise.
11563 * config/h8300/lib1funcs.asm: Likewise.
11565 2002-01-10 Dale Johannesen <dalej@apple.com>
11567 PR optimization/5269
11568 * unroll.c (precondition_loop_p): Make *increment be the correct
11569 sign when n_iterations known, to avoid confusing caller.
11571 2002-01-10 Kazu Hirata <kazu@hxi.com>
11573 * doc/extend.texi (deprecated): Fix a typo.
11575 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
11577 * basic-block.h (update_br_prob_note): Declare.
11578 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
11579 (try_forward_edges): Care negative frequencies and update note.
11580 (outgoing_edges_match): Tweek conditional merging heuristics.
11581 (try_crossjump_to_edge): use update_br_prob_note.
11582 * cfglayout.c (fixup_reorder_chain): Likewise.
11583 * cfrtl.c (update_br_prob_note): New.
11584 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
11586 * i386.c (ix86_decompose_address): Return -1 if address contains
11588 (legitimate_address_p): Require ix86_decompose_address to return 1.
11590 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
11591 (cprop_insn): Likewise.
11593 2002-01-10 Kazu Hirata <kazu@hxi.com>
11595 * toplev.c: Fix formatting.
11596 * tree.c: Likewise.
11597 * tree-dump.c: Likewise.
11598 * unroll.c: Likewise.
11599 * unwind-dw2.c: Likewise.
11600 * unwind-dw2-fde.c: Likewise.
11601 * unwind-dw2-fde-glibc.c: Likewise.
11602 * unwind-sjlj.c: Likewise.
11604 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11606 * doc/invoke.texi: Document PDP-11 options.
11608 2002-01-10 Kazu Hirata <kazu@hxi.com>
11610 * config/h8300/h8300.h: Fix formatting.
11612 2002-01-10 Ira Ruben <ira@apple.com>
11614 Add __attribute__ ((deprecated)).
11615 * extend.texi: Document __attribute__ ((deprecated)).
11616 * invoke.texi: Document -Wno-deprecated-declarations.
11617 * testsuite/g++.dg/other/deprecated.C: New C++ test.
11618 * testsuite/gcc.dg/deprecated.c: New C test.
11619 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
11620 (c_common_attribute_table): Add "deprecated" entry.
11621 (handle_deprecated_attribute): New function.
11622 * c-decl.c (deprecated_states): New enum.
11623 deprecated_state: State of "deprecated" handling.
11624 (start_decl): Set deprecated_state based on attributes.
11625 (grokdeclarator): Test for deprecated uses, propagate attribute.
11626 * c-typeck.c (build_component_ref): Test for deprecated fields.
11627 (build_external_ref): Test for deprecated primaries.
11628 * diagnostic.c (warn_deprecated_use) New function to issue
11629 warnings about __attribute__ ((depricated)) references.
11630 * flags.h (warn_deprecated_decl): Extern declared for
11631 -W[no-]deprecated-declarations option.
11632 * print-tree.c (print_node): Show deprecated flag status.
11633 * toplev.c (warn_deprecated_decl): Defined.
11634 (W_options): Added "deprecated-declaration".
11635 * toplev.h (warn_deprecated_use): Extern declared.
11636 * tree.h (struct tree_common): Define deprecated_flag.
11637 (TREE_DEPRECATED): New macro to access flag.
11638 * cp/call.c (build_call): Test for deprecated calls.
11639 * cp/class.c (add_implicitly_declared_members): Set global
11640 flag to tell grokdeclarator to not issue deprecated warnings.
11641 * cp/cp-tree.h: Add extern for adding_implicit_members.
11642 * cp/decl.c (deprecated_states): New enum.
11643 (start_decl): Set deprecated_state based on attributes.
11644 (grokdeclarator): Test for deprecated uses, propagate attribute.
11645 * cp/lex.c (do_identifier): Test for deprecated primaries.
11646 * cp/typeck.c (build_component_ref): Test for deprecated fields.
11648 2002-01-10 Ira Ruben <ira@apple.com>
11650 Fix to assign attributes to inline member functions.
11651 * cp/decl.c (start_method): Handle attrlist.
11653 2002-01-10 Kazu Hirata <kazu@hxi.com>
11655 * combine.c (expand_field_assignment): Use subreg_lsb().
11657 2002-01-10 David Edelsohn <edelsohn@gnu.org>
11659 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
11660 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
11661 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
11662 Recurse for any operand of AND as long as constant is non-zero.
11664 2002-01-10 Kazu Hirata <kazu@hxi.com>
11666 * config/h8300/h8300.md: Remove constraints from expanders.
11668 2002-01-10 Kazu Hirata <kazu@hxi.com>
11670 * varasm.c: Fix formatting.
11671 * varray.c: Likewise.
11672 * vmsdbgout.c: Likewise.
11673 * xcoffout.c: Likewise.
11675 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
11677 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
11678 update edge probabilities to match.
11680 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11682 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
11684 * doc/languages.texi, doc/sourcebuild.texi: New files.
11685 * doc/configfiles.texi: Make a subsubsection. Update.
11686 * doc/configterms.texi: Add @node. Remove warning that this isn't
11687 instructions for building GCC.
11688 * doc/makefile.texi: Make a subsection.
11689 * doc/gccint.texi: Update.
11691 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
11693 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
11695 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
11697 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
11699 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
11701 * optabs.c (expand_fix): Look for wider integer modes first.
11703 * i386.md (mov?f): Avoid the fake const double trick for medium
11705 (min?f*/max?f*): Prohibit memory operands for i387 variant.
11706 (fop_df_4): Disable for SSE compilation.
11708 2002-01-10 Graham Stott <grahams@redhat.com>
11710 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
11711 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
11713 2002-01-10 Richard Henderson <rth@redhat.com>
11715 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
11717 2002-01-10 Richard Henderson <rth@redhat.com>
11719 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
11720 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
11722 2002-01-10 Kazu Hirata <kazu@hxi.com>
11724 * combine.c (can_combine_p): Fix a comment typo.
11726 2002-01-09 Zack Weinberg <zack@codesourcery.com>
11728 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
11729 empty list correctly. Change loop index $t to $f for
11730 consistency with rest of Makefile.
11732 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
11734 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
11735 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
11737 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
11738 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
11739 (altivec_init_builtins): Same.
11740 (altivec_expand_unop_builtin): Return NULL_RTX on error.
11741 (altivec_expand_binop_builtin): Same.
11742 (altivec_expand_ternop_builtin): Same.
11745 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
11746 ("altivec_vctuxs"): Fix typo.
11747 ("altivec_vnmsubfp"): Same.
11748 ("altivec_dssall"): New.
11749 ("altivec_mfvscr"): New.
11750 ("altivec_dss"): New.
11751 ("altivec_lvsl"): New.
11752 ("altivec_lvsr"): New.
11753 ("altivec_dstt"): New.
11754 ("altivec_dstst"): New.
11755 ("altivec_dststt"): New.
11756 ("altivec_dst"): New.
11758 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
11759 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
11761 2002-01-09 Richard Henderson <rth@redhat.com>
11763 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
11765 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
11767 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
11769 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
11771 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
11773 2002-01-09 Kazu Hirata <kazu@hxi.com>
11775 * read-rtl.c: Fix formatting.
11776 * real.c: Likewise.
11777 * regclass.c: Likewise.
11778 * regrename.c: Likewise.
11779 * reg-stack.c: Likewise.
11780 * reload1.c: Likewise.
11781 * reload.c: Likewise.
11784 2002-01-09 Kazu Hirata <kazu@hxi.com>
11786 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
11787 to extract items in the expr_list chain.
11789 2002-01-09 Richard Henderson <rth@redhat.com>
11791 * config/vax/vax.c (vax_rtx_cost): Never abort.
11793 * config/vax/vax.h (REAL_ARITHMETIC): Define.
11795 2002-01-09 Jan Hubicka <jh@suse.cz>
11797 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
11799 2002-01-09 Richard Henderson <rth@redhat.com>
11801 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
11802 Unify code from various alternatives.
11804 2002-01-09 Richard Henderson <rth@redhat.com>
11806 * regrename.c (copy_value): Ignore the copy if the source register
11807 is present in the value chain with a narrower mode.
11809 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11811 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
11812 for the c4x target. Also improve layout.
11814 2002-01-09 Richard Henderson <rth@redhat.com>
11816 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
11817 * config/m32r/m32r.md (and ior xor splitters): Swap operands
11818 to match insn patterns.
11820 2002-01-09 Richard Henderson <rth@redhat.com>
11822 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
11823 (copyprop_hardreg_forward_1): Likewise.
11825 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
11827 * pa.md (decrement_and_branch_until_zero): Change predicate for
11828 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
11830 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
11832 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
11833 gets undefined. For Darwin.
11835 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11837 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
11839 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11841 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
11843 2002-01-08 Richard Henderson <rth@redhat.com>
11845 * regrename.c (copy_value): Ignore overlapping copies.
11847 2002-01-08 Richard Henderson <rth@redhat.com>
11849 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
11850 as needed to avoid shared structure.
11852 2002-01-08 Kazu Hirata <kazu@hxi.com>
11854 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
11857 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
11859 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
11860 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
11861 documentation of obsolete macros.
11862 * system.h: Poison these macros.
11863 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
11864 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
11865 config/c4x/c4x.h, config/clipper/clipper.h,
11866 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
11867 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
11868 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
11869 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
11870 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
11871 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
11872 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
11873 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
11874 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
11875 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
11876 config/sparc/sparc.h, config/stormy16/stormy16.h,
11877 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
11878 definitions and commented out definitions of obsolete macros.
11879 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
11880 of MAX_INT_TYPE_SIZE.
11882 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
11884 * config/s390/s390.c (s390_preferred_reload_class): Never
11885 return ADDR_REGS if it isn't a subset of the given class.
11886 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
11887 FP_REGS, but all superclasses as well.
11889 * config/s390/s390.c (s390_function_profiler): Fix thinko.
11891 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
11892 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
11893 must not be a const_int.
11895 2002-01-08 Richard Henderson <rth@redhat.com>
11897 * Makefile.in (toplev.o): Depend on options.h.
11898 (gcc.o): Depend on specs.h.
11900 2002-01-08 Jakub Jelinek <jakub@redhat.com>
11902 * expr.c (store_expr): Convert VOIDmode constants back to target's
11905 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11907 * doc/invoke.texi: Markup gcc as @command. Refer to
11908 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
11909 of http://gcc.gnu.org/thanks.html.
11911 2002-01-08 Dale Johannesen <dalej@apple.com>
11913 * config/rs6000/rs6000.md: Add missing int register
11914 target case to movdf_low.
11916 2002-01-08 Zack Weinberg <zack@codesourcery.com>
11918 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
11919 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
11920 (cppinit.o): Depend on except.h.
11921 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
11922 s-specs): New rules.
11924 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
11925 Don't create specs.h/options.h/gencheck.h here. Remove
11926 unnecessary variable settings from last argument of AC_OUTPUT.
11927 * config.in, configure: Regenerate.
11928 * intl.c: Hardcode package name as "gcc".
11930 * cppinit.c: Include except.h.
11931 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
11933 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
11934 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
11935 (!)USING_SJLJ_EXCEPTIONS.
11936 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
11938 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
11940 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
11941 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
11942 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
11943 documentation of obsolete macros.
11944 * system.h: Poison these macros.
11945 * config/d30v/d30v.h, config/ns32k/encore.h,
11946 config/stormy16/stormy16.h: Remove definitions and commented out
11947 definitions of obsolete macros.
11949 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
11951 * objc/objc-act.c (handle_class_ref): Mark the declaration of
11952 %sobjc_class_ref_%s as used - to prevent unwanted compiler
11955 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
11957 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
11958 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
11959 to insn adjusting stack/frame pointer.
11960 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
11961 accept operands that cause the insn to be non-splittable.
11963 2002-01-08 Graham Stott <grahams@redhat.com>
11965 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
11966 (C_TYPE_FIELDS_VOLATILE): Likewise.
11967 (C_TYPE_BEING_DEFINED): Likewise.
11968 (C_IS_RESERVED_WORD): Likewise.
11969 (C_TYPE_VARIABLE_SIZE): Likewise.
11970 (C_DECL_VARIABLE_SIZE): Likewise.
11971 (C_MISSING_PROTOTYPE_WARNED): Likewise.
11972 (C_SET_EXP_ORIGINAL_CODE): Likewise.
11973 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
11975 (C_DECL_ANTICIPATED): Likewise.
11976 (c_build_type_variant): Add parenthesis.
11978 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
11980 * gcc.c (option_map): Remove --version.
11981 (process_command): Handle -fversion following the GNU Coding
11982 Standards. Partially addresses PR other/704.
11984 2002-01-08 Graham Stott <grahams@redhat.com>
11986 * combine.c (combine_instructions): Fix typo.
11988 2002-01-08 Graham Stott <grahams@redhat.com>
11990 * debug.h: Use "tree" and "rtx" throughout.
11992 * debug.c: Likewise.
11994 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
11996 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
11997 constant pool, use the pool's version of the symbol instead.
11999 2002-01-07 Richard Henderson <rth@redhat.com>
12001 * regrename.c (find_oldest_value_reg): Ignore the value chain if
12002 the original register was copied in a mode with a fewer number of
12003 hard registers than the desired mode.
12004 (copyprop_hardreg_forward_1): Likewise.
12005 (debug_value_data): Fix loop test.
12006 * toplev.c (parse_options_and_default_flags): Reenable
12007 -fcprop-registers at -O1.
12009 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
12011 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
12012 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
12014 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
12017 * config/rs6000/rs6000.md: Add altivec predicate patterns.
12019 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
12021 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
12022 (pa_output_function_prologue): Output local label at the beginning of
12023 the prologue when profiling.
12024 (hppa_profile_hook): Use the local label rather than the function label.
12025 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
12027 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
12029 * config/rs6000/rs6000.c (print_operand): Remove extra space.
12030 (altivec_expand_unop_builtin): Fix thinko.
12031 (altivec_expand_binop_builtin): Same.
12032 (altivec_expand_ternop_builtin): Same.
12033 (altivec_expand_builtin): Same.
12035 2002-01-07 Richard Henderson <rth@redhat.com>
12037 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
12039 2002-01-07 Jason Merrill <jason@redhat.com>
12041 * unwind-dw2.c (execute_cfa_program): Use < again.
12043 2002-01-07 Jakub Jelinek <jakub@redhat.com>
12045 * predict.c (combine_predictions_for_insn): Avoid division by zero.
12047 2002-01-07 Jakub Jelinek <jakub@redhat.com>
12049 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
12050 Don't allow -1 - x -> ~x simplifications in the first pass.
12052 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
12054 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
12056 (altivec_expand_binop_builtin): Same.
12057 (altivec_expand_unop_builtin): Same.
12058 (print_operand): Fix typo.
12059 (bdesc_1arg): Add vupk* variants.
12061 * rs6000.h (rs6000_builtins): Add vupk* enums.
12063 * rs6000.md: Add altivec_vupk* variants.
12065 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
12067 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
12068 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
12069 and last update dates.
12071 2002-01-07 Janis Johnson <janis187@us.ibm.com>
12073 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
12075 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
12077 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
12078 * config/avr/avr.h (CPP_SPEC): Likewise.
12079 (LINK_SPEC): Likewise.
12080 (CRT_BINUTILS_SPECS): Likewise.
12081 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12082 * doc/invoke.texi (AVR Options): Document them.
12084 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
12086 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
12089 2002-01-07 Graham Stott <grahams@redhat.com>
12091 * config/i386/i386.h: Update copyright date.
12092 (HALF_PIC_PTR): Add parenthesis.
12093 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
12094 (CONSTANT_ALIGNMENT): Add parenthesis.
12095 (DATA_ALIGNMENT): Likewise.
12096 (LOCAL_ALIGNMENT): Likewise.
12097 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
12098 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
12099 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
12100 (HARD_REGNO_NREGS): Add paranethesis.
12101 (VALID_SSE_REG_MODE): Whitespace.
12102 (VALID_MMX_REG_MODE): Whitespace.
12103 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
12104 (ix86_hard_regno_mode_ok): Add parenthesis.
12105 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
12106 (RETURN_IN_MEMORY): Whitespace.
12107 (N_REG_CLASSES): Add parenthesis.
12108 (INTEGER_CLASS_P): Add parenthesis and wrap.
12109 (FLOAT_CLASS_P): Likewise.
12110 (SSE_CLASS_P): Likewise.
12111 (MMX_CLASS_P): Likewise.
12112 (MAYBE_INTEGER_CLASS_P): Likewise.
12113 (MAYBE_FLOAT_CLASS_P): Likewise.
12114 (MAYBE_SSE_CLASS_P): Likewise.
12115 (MAYBE_MMX_CLASS_P): Likewise.
12116 (Q_CLASS_P): Likewise.
12117 (GENERAL_REGNO_P): Uppercase macro parameter.
12118 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
12119 (FP_REGNO_P): Likewise.
12120 (ANY_FP_REGNO_P): Uppercase macro parameter.
12121 (SSE_REGNO_P): Likewise.
12122 (SSE_REGNO): Likewise.
12123 (SSE_REG_P): Likewise.
12124 (SSE_FLOAT_MODE_P): Likewise.
12125 (MMX_REGNO_P): Likewise.
12126 (MMX_REG_P):Likewise.
12127 (STACK_REG_P): Likewise.
12128 (NON_STACK_REG_P): Likewise.
12129 (STACK_TOP_P): Likewise.
12130 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
12131 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
12132 (SECONDARY_MEMORY_NEEDED): Likewise.
12133 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
12134 (MD_ASM_CLOBBERS): Whitespace and wrap.
12135 (MUST_PASS_IN_STACK): Whitespace and wrap.
12136 (RETURN_POPS_ARGS): Add parenthesis.
12137 (INIT_CUMULATIVE_ARGS): Likewise.
12138 (FUNCTION_ARG): Likewise.
12139 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
12140 (SETUP_INCOMING_VARARGS): Likewise.
12141 (BUILD_VA_LIST_TYPE): Add parenthesis.
12142 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
12144 (EXPAND_BUILTIN_VA_ARG): Likewise.
12145 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
12146 (INITIALIZE_TRAMPOLINE): Add parenthesis.
12147 (INITIAL_ELIMINATION_OFFSET): Likewise.
12148 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
12149 (REGNO_OK_FOR_BASE_P): Likewise.
12150 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
12151 (REGNO_OK_FOR_DIREG_P): Likewise.
12152 (REG_OK_FOR_INDEX_P): Whitespace.
12153 (REG_OK_FOR_BASE_P): Whitespace.
12154 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
12156 (FIND_BASE_TERM): Fix typo.
12157 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
12158 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
12159 (SYMBOLIC_CONST; Whitespace.
12160 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
12161 (ENCODE_SECTION_INFO): Whitespace.
12162 (FINALIZE_PIC): Remove do { ... } while (0).
12163 (PROMOTE_MODE): Wrap in do { ... } while (0).
12164 (CONST_COSTS): Whitespace.
12165 (RTX_COSTS): Add paramethesis, whitespace and wrap.
12166 (REGISTER_MOVE_COST): Add parenthesis.
12167 (MEMORY_MOVE_COST): Likewise.
12168 (EXTRA_CC_MODES): Whitespace.
12169 (SELECT_CC_MODE): Add parenthesis and whitespace.
12170 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
12171 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
12172 (ASM_OUTPUT_LABEL): Add paramethesis.
12173 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
12174 (ASM_OUTPUT_REG_POP): Likewise.
12175 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
12176 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
12178 * config/i386/i386.c: Update copyright.
12179 (CHECK_STACK_LIMIT): Add parenthesis.
12180 (AT_BP): Uppercase macro parameter.
12181 (x86_64_int_parameter_registers): Constify.
12182 (x86_64_int_return_registers): Likewise.
12183 (ix86_compare_op0): Use rtx.
12184 (construct_container): Constify INTREG parameter.
12185 (function_arg): Use rtx.
12187 * diagnostic.h: Update copyright date.
12188 (output_buffer_state): Add parenthesis.
12189 (output_buffer_format_args): Likewise.
12191 * combine.c (combine_instructions): Replace XEXP (links, 0)
12194 2002-01-06 H.J. Lu <hjl@gnu.org>
12196 * cfgcleanup.c (thread_jump): Fix 2 typos.
12198 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
12200 * config.gcc: Add support for --enable-altivec.
12202 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
12204 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
12206 2002-01-06 Jakub Jelinek <jakub@redhat.com>
12208 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
12209 __objc_class_name_*.
12211 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
12213 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
12215 2002-01-06 Richard Henderson <rth@redhat.com>
12217 * reorg.c (emit_delay_sequence): Remove death notes, not merely
12218 nop them out. Increment label reference count for REG_LABEL.
12219 (fill_slots_from_thread): Frob label reference count around
12220 delete_related_insns.
12222 2002-01-05 Richard Henderson <rth@redhat.com>
12224 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
12227 2002-01-05 Richard Henderson <rth@redhat.com>
12229 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
12230 * integrate.c (output_inline_function): Likewise.
12231 * toplev.c (rest_of_compilation): Do it here instead. Move call
12232 to remove_unnecessary_notes after emitting abstract instance.
12233 Force an emitted nested function to have its parent emited as well.
12234 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
12236 (rtl_for_decl_location): Do not look at reload data structures
12237 before reload has run.
12239 2002-01-05 Kazu Hirata <kazu@hxi.com>
12241 * cse.c: Fix formatting.
12242 * dwarf2asm.c: Likewise.
12243 * dwarf2out.c: Likewise.
12244 * explow.c: Likewise.
12245 * expmed.c: Likewise.
12246 * function.c: Likewise.
12247 * gcov.c: Likewise.
12248 * gencheck.c: Likewise.
12249 * genrecog.c: Likewise.
12250 * ggc-common.c: Likewise.
12251 * ggc-page.c: Likewise.
12252 * global.c: Likewise.
12254 2002-01-05 Kazu Hirata <kazu@hxi.com>
12256 * combine.c: Fix formatting.
12258 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
12261 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
12263 2002-01-05 David Edelsohn <edelsohn@gnu.org>
12265 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
12266 as 1 for __powerpc64__ as well.
12268 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
12270 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
12273 2002-01-05 Daniel Berlin <dan@dberlin.org>
12275 * lcm.c: Revert change, due to performance regression it causes on
12276 SPEC because it's slightly more conservative (sigh, I hate
12279 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
12281 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
12283 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
12285 * doc/cppinternals.texi: Update.
12287 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
12289 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
12290 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
12292 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
12293 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
12294 kludge for pre-october-14th mmix versions to handle new-found bug
12295 with PUSHJ/PUSHGO and the register stack.
12296 * config/mmix/mmix.h (struct machine_function): Rename member
12297 has_call_value_without_parameters to has_call_without_parameters.
12298 All referers changed.
12299 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
12300 TARGET_MASK_BRANCH_PREDICT): New macros.
12301 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
12302 -mno-reg-stack-fill-bug-workaround.
12303 * config/mmix/mmix.md ("call"): Set struct machine member
12304 has_call_without_parameters.
12306 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
12308 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
12310 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
12312 * cfgcleanup.c: Include tm_p.h
12313 (mark_effect): Fix handling of hard register; fix handling of SET
12315 2002-01-04 Kazu Hirata <kazu@hxi.com>
12317 * config/h8300/h8300.md (anonymous patterns): Check that
12318 operands are registers before using REGNO on them.
12320 2002-01-03 Roland McGrath <roland@frob.com>
12322 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
12324 2002-01-04 Jakub Jelinek <jakub@redhat.com>
12326 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
12327 * c-common.h (genrtl_expr_stmt_value): Likewise.
12328 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
12329 (expand_expr_stmt_value): Add maybe_last argument.
12330 Don't warn about statement with no effect if it is the last statement
12331 in expression statement.
12332 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
12333 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
12334 expand_expr_stmt_value.
12335 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
12336 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
12337 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
12338 as maybe_last to expand_expr_stmt_value.
12340 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
12342 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
12343 be passed in, do not build it.
12344 (c_begin_if_stmt): New function.
12345 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
12346 * c-common.h (c_expand_start_cond): Update prototype.
12347 (c_begin_if_stmt): Prototype new function.
12348 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
12349 * c-parse.in (if_prefix): Use c_begin_if_stmt,
12350 c_begin_while_stmt and c_finish_while_stmt_cond.
12352 2002-01-04 William Cohen <wcohen@redhat.com>
12354 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
12355 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
12356 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
12357 * config/pa/som.h (ASM_FILE_START): Likewise.
12359 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
12361 * lcm.c: Include df.h.
12362 Add available_transfer_function prototype.
12363 (compute_available): Rework to use iterative dataflow framework.
12364 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
12365 with bb_info in df.h
12366 (available_transfer_function): New function.
12368 * Makefile.in (lcm.o): add df.h to dependencies.
12370 2002-01-04 Richard Henderson <rth@redhat.com>
12372 * config/alpha/alpha.c (some_operand): Accept HIGH.
12373 (input_operand): Likewise; accept simple references to globals.
12374 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
12375 (alpha_const_double_ok_for_letter_p): Likewise.
12376 (alpha_extra_constraint): Likewise.
12377 (alpha_preferred_reload_class): Likewise. Do not force
12378 symbolic constants to memory.
12379 (alpha_legitimate_address_p): Accept simple references
12380 to small_symbolic_operand.
12381 (alpha_legitimize_address): New arg scratch. Be prepared to be
12382 called when no_new_pseudos. Emit simple symbolic references.
12383 Split integers into low, high, and rest.
12384 (alpha_expand_mov): Use alpha_legitimize_address.
12385 (some_small_symbolic_mem_operand): New.
12386 (split_small_symbolic_mem_operand): New.
12387 * config/alpha/alpha-protos.h: Update.
12388 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
12389 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
12390 (EXTRA_CONSTRAINT): Likewise.
12391 (PREFERRED_RELOAD_CLASS): Likewise.
12392 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
12393 (PREDICATE_CODES): Update.
12394 * config/alpha/alpha.md: New post-reload splitters to convert
12395 simplfied symbolic operands to the form that references $29.
12396 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
12397 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
12399 2002-01-03 Richard Henderson <rth@redhat.com>
12401 * local-alloc.c (function_invariant_p): Update commentary.
12403 2002-01-04 H.J. Lu <hjl@gnu.org>
12405 * toplev.c (rest_of_compilation): Fix a typo when calling
12408 2002-01-03 Kazu Hirata <kazu@hxi.com>
12410 * c-common.c: Fix formatting.
12411 * diagnostic.c: Likewise.
12412 * doloop.c: Likewise.
12413 * dwarf2out.c: Likewise.
12415 2002-01-03 Kazu Hirata <kazu@hxi.com>
12417 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
12418 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
12420 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
12422 * cpperror.c: Update comments and copyright.
12423 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
12424 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
12426 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
12428 * collect2.c (main): Use strcmp when testing for "-shared".
12430 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
12432 * cppmacro.c: Don't include intl.h. Update comments.
12433 (new_number_token): Allocate enough buffer for 64-bit unsigned
12434 integers; update prototype.
12435 * cppmain.c: Update comments.
12437 2002-01-03 William Cohen <wcohen@redhat.com>
12439 * function.h (struct function): Add profile.
12440 (current_function_profile): New.
12441 doc/extend.texi: Update documentation.
12442 * final.c (final_start_function): Use current_function_profile
12443 instead of profile_flag.
12444 (profile_after_prologue): Likewise.
12445 * function.c (expand_function_start): Likewise.
12446 (expand_function_start): Likewise.
12447 * config/alpha/alpha.c (direct_call_operand):
12448 (alpha_does_function_need_gp): Likewise.
12449 (alpha_expand_prologue): Likewise.
12450 * config/arm/arm.c (arm_expand_prologue): Likewise.
12451 thumb_expand_prologue: Likewise.
12452 * config/d30v/d30v.c (d30v_stack_info): Likewise.
12453 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
12454 (fr30_expand_prologue): Likewise.
12455 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
12456 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
12457 * config/i386/i386.h (FINALIZE_PIC): Likewise.
12458 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
12459 * config/i960/i960.c (i960_output_function_prologue): Likewise.
12460 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
12461 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
12462 (m32r_expand_prologue): Likewise.
12463 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
12464 (m88k_expand_prologue): Likewise.
12465 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
12466 * config/mips/mips.c (compute_frame_size): Likewise.
12467 (mips_expand_prologue): Likewise.
12468 (mips_can_use_return_insn): Likewise.
12469 * config/pa/elf.h (ASM_FILE_START): Likewise.
12470 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
12471 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
12472 * config/pa/som.h (ASM_FILE_START): Likewise.
12473 * config/romp/romp.c (romp_using_r14): Likewise.
12474 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
12475 (rs6000_stack_info): Likewise.
12476 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
12477 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
12478 * config/v850/v850.c (compute_register_save_size): Likewise.
12480 2002-01-03 Jakub Jelinek <jakub@redhat.com>
12482 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
12483 gen_lowpart_common fails, use gen_lowpart_SUBREG.
12485 2002-01-03 Turly O'Connor <turly@apple.com>
12487 * darwin.c (machopic_output_possible_stub_label): Don't generate
12488 stub routines for pseudo-stubs which we've just defined.
12490 2002-01-03 Kazu Hirata <kazu@hxi.com>
12492 * builtins.c: Fix formatting.
12493 * c-typeck.c: Likewise.
12494 * combine.c: Likewise.
12495 * expr.c: Likewise.
12496 * loop.c: Likewise.
12498 2002-01-03 Andreas Schwab <schwab@suse.de>
12500 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
12501 and return true if _cpp_push_next_buffer pushed a new include
12503 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
12504 _cpp_pop_file_buffer did not push a new file.
12505 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
12507 2002-01-02 Eric Christopher <echristo@redhat.com>
12509 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
12510 FIND_REG_INC_NOTE call. Update copyright.
12511 * loop.c (canonicalize_condition): Ditto.
12512 * reorg.c (delete_scheduled_jump): Ditto.
12514 2002-01-03 Kazu Hirata <kazu@hxi.com>
12516 * gcse.c: Fix formatting.
12518 2002-01-03 Graham Stott <grahams@redhat.com>
12520 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
12521 forward defs for struct tags rtx_def, union_tree, rtvec_def
12522 also output corresponding typedefs for rtx, tree, and rtvec.
12524 * system.h: Move forward defs for struct tags rtx_def, union_tree,
12525 rtvec_def along with corresponding typedefs for rtx, tree, and
12526 rtvec to config.h, hconfig.h, tconfig.h.
12528 2002-01-03 Graham Stott <grahams@redhat.com>
12530 * tree.h: Update copyright date.
12531 (IS_EXPR_CODE_CLASS): Add parenthesis.
12532 (TREE_SET_CODE): Add whitespace.
12533 (TREE_CHECK): Add parenthesis.
12534 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
12535 (CST_OR_CONSTRUCTOR_CHECK):
12536 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
12537 (TREE_SYMBOL_REFERENCED): Whitespace.
12538 (INT_CST_LT): Likewise.
12539 (INT_CST_LT_UNSIGNED): Likewise.
12540 (tree_real_cst): Unwrap comment.
12541 (tree_string): Likewise.
12542 (tree_complex): Likewise.
12543 (IDENTIFIER_POINTER): correct cast.
12544 (SAVE_EXPR_CONTEXT): Whitespace.
12545 (EXPR_WFL_FILENAME_NODE): Likewise.
12546 (EXPR_WFL_FILENAME): Remove parenthesis.
12547 (DECL_ORIGIN): Add parenthesis.
12548 (DECL_FROM_INLINE): Use NULL_TREE.
12549 (build_int_2): Whitespace.
12550 (build_type_variant): Add parenthesis.
12552 * gcc/jcf-parse.c: Update copyright date.
12553 (yyparse): Constify resource_filename.
12555 2002-01-03 Graham Stott <grahams@redhat.com>
12557 * rtl.h: Update copyright date.
12558 (RTL_CHECK1): Wrap long line.
12559 (RTL_CHECK2): Likewise.
12560 (RTL_CHECKC1): Wrap long line and whitespace.
12561 (RTL_CHECKC2): Likewise.
12562 (XWINT): Whitespace.
12568 (XBITMAP): Likewise.
12570 (XBBDEF): Likewise.
12572 (X0WINT): Likewise.
12574 (X0UINT): Likewise.
12578 (X0MODE): Likewise.
12579 (X0BITMAP): Likewise.
12580 (X0TREE): Likewise.
12581 (X0BBDEF): Likewise.
12582 (X0ADVFLAGS): Likewise.
12583 (X0CSELIB): Likewise.
12584 (X0MEMATTR): Likewise.
12585 (XCWINT): Likewise.
12587 (XCUINT): Likewise.
12591 (XCMODE): Likewise.
12592 (XCBITMAP): Likewise.
12593 (XCTREE): Likewise.
12594 (XCBBDEF): Likewise.
12595 (XCADVFLAGS): Likewise.
12596 (XCCSELIB): Likewise.
12597 (XC2EXP): Likewise.
12598 (INSN_UID): Likewise.
12599 (PREV_INSN): Likewise.
12600 (PATTERN): Likewise.
12601 (INSN_CODE): Likewise.
12602 (PUT_REG_NOTE_KIND): Likewise.
12603 (CODE_LABEL_NUMBER): Likewise.
12604 (NOTE_SOURCE_FILE): Likewise.
12605 (NOTE_BLOCK): Likewise.
12606 (NOTE_EH_HANDLER): Likewise.
12607 (NOTE_RANGE_INFO): Likewise.
12608 (NOTE_LIVE_INFO): Likewise.
12609 (NOTE_BASIC_BLOCK): Likewise.
12610 (NOTE_EXPECTED_VALUE): Likewise.
12611 (NOTE_LINE_NUMBER): Likewise.
12612 (LABEL_NAME): Likewise.
12613 (LABEL_NUSES): Likewise.
12614 (LABEL_ALTERNATE_NAME): Likewise.
12615 (ADDRESSOF_DECL): Likewise.
12616 (JUMP_LABEL): Likewise.
12617 (LABEL_NEXTREF): Likewise.
12619 (ORIGINAL_REGNO: Likewise.
12620 (HARD_REGISTER_NUM_P): Add parenthesis.
12621 (SUBREG_REG): Whitespace.
12622 (SUBREG_BYTE): Likewise.
12623 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
12624 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
12625 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
12626 (ASM_OPERANDS_INPUT_VEC): Likewise.
12627 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
12628 (ASM_OPERANDS_INPUT): Likewise.
12629 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
12630 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
12631 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
12632 (ASM_OPERANDS_INPUT_MODE): Likewise.
12633 (ASM_OPERANDS_SOURCE_FILE): Likewise.
12634 (ASM_OPERANDS_SOURCE_LINE): Likewise.
12635 (MEM_SET_IN_STRUCT_P): Minor reformat.
12636 (TRAP_CONDITION): Whitespace.
12637 (TRAP_CODE): Likewise.
12638 (COND_EXEC_TEST): Likewise.
12639 (COND_EXEC_CODE): Likewise.
12640 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
12641 (PHI_NODE_P): Add parenthesis.
12642 (plus_constant): Whitespace and add parenthesis.
12644 2002-01-03 Kazu Hirata <kazu@hxi.com>
12646 * config/avr/avr.c: Fix comment typos.
12647 * config/c4x/c4x.md: Likewise.
12648 * config/dsp16xx/dsp16xx.h: Likewise.
12649 * config/dsp16xx/dsp16xx.md: Likewise.
12650 * config/i386/i386.md: Likewise.
12651 * config/ia64/ia64.c: Likewise.
12652 * config/m32r/m32r.h: Likewise.
12653 * config/m68hc11/m68hc11.md: Likewise.
12654 * config/mmix/mmix.c: Likewise.
12655 * config/mn10200/mn10200.c: Likewise.
12656 * config/romp/romp.c: Likewise.
12657 * config/sh/sh.c: Likewise.
12658 * config/stormy16/stormy16.c: Likewise.
12659 * config/stormy16/stormy16.h: Likewise.
12660 * config/stormy16/stormy16.md: Likewise.
12662 2002-01-03 Graham Stott <grahams@redhat.com>
12664 * loop.h: Update copyright date.
12665 (LOOP_MOVABLES): Fix typo.
12666 (LOOP_REGS): Likewise.
12667 (LOOP_IVS): Likewise.
12669 2002-01-03 Graham Stott <grahams@redhat.com>
12671 * cppinit.c: Update copyright date.
12672 Don't include output.h
12673 * Makefile.in: Update copyright date.
12676 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
12679 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
12680 (-pthread) Add to RS/6000 options.
12682 2002-01-02 Kazu Hirata <kazu@hxi.com>
12684 * except.c: Fix comment typos.
12685 * loop.c: Likewise.
12686 * varasm.c: Likewise.
12687 * doc/tm.texi: Fix a typo.
12689 2002-01-02 Jakub Jelinek <jakub@redhat.com>
12691 * c-typeck.c (output_init_element): Allow initializing static storage
12692 duration objects with compound literals.
12694 2002-01-02 Richard Henderson <rth@redhat.com>
12696 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
12699 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12701 * gcc.c (default_compilers): Const-ify.
12702 * mips-tdump.c (stab_names): Likewise.
12703 * mips-tfile.c (map_coff_types, map_coff_storage,
12704 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
12705 pseudo_ops_t, pseudo_ops): Likewise.
12706 * protoize.c (default_include): Likewise
12708 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
12709 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
12710 Add array size in declaration.
12711 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
12712 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
12713 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
12714 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
12715 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
12716 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
12717 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
12718 emtens, make_nan): Const-ify.
12719 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
12720 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
12722 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
12724 * config.gcc (ia64-*-*): Set extra_headers.
12725 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
12726 * config/alpha/t-osf: Remove.
12727 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
12729 2002-01-02 David Edelsohn <edelsohn@gnu.org>
12731 * config/rs6000/t-aix43: Revert previous change.
12733 2002-01-02 Jason Merrill <jason@redhat.com>
12735 * c-decl.c (c_expand_body): Call outlining_inline_function when
12736 emitting an inline function out of line.
12738 2002-01-02 Richard Henderson <rth@redhat.com>
12740 * dwarf2out.c (limbo_die_node): Add created_for member.
12741 (new_die): New argument created_for. Update all callers.
12742 (mark_limbo_die_list): New.
12743 (dwarf2out_init): Register limbo_die_list as a root.
12744 (dwarf2out_finish): Force insert limbo dies into their function
12747 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
12750 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
12752 2002-01-02 Kazu Hirata <kazu@hxi.com>
12754 * config/h8300/fixunssfsi.c: Update copyright.
12757 * config/h8300/h8300.c: Update copyright.
12758 Eliminate warnings.
12760 2002-01-02 Kazu Hirata <kazu@hxi.com>
12762 * config/romp/romp.c: Fix comment formatting.
12763 * config/romp/romp.h: Likewise.
12764 * config/romp/romp.md: Likewise.
12765 * config/s390/s390.c: Likewise.
12766 * config/stormy16/stormy16.c: Likewise.
12767 * config/stormy16/stormy16.h: Likewise.
12769 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
12771 * c-common.h (genrtl_expr_stmt_value): Declare.
12772 * c-semantics.c (genrtl_goto_stmt): Redirect to...
12773 (genrtl_goto_stmt_value): ... this new function. Pass new
12774 argument down to expand_expr_stmt_value, taking
12775 TREE_ADDRESSABLE into account.
12776 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
12777 STMT_EXPR as addressable, i.e., one whose result we want.
12778 * expr.c (expand_expr): Don't save expression statement value
12779 of labeled_blocks or loop_exprs.
12780 * stmt.c (expand_expr_stmt): Redirect to...
12781 (expand_expr_stmt_value): ... this new function. Use new
12782 argument to tell whether to save expression value.
12783 (expand_end_stmt_expr): Reset last_expr_type and
12784 last_expr_value if we don't have either.
12785 * tree-inline.c (declare_return_variable): Mark its use
12786 statement as addressable.
12787 * tree.h: Document new use of TREE_ADDRESSABLE.
12788 (expand_expr_stmt_value): Declare.
12790 2002-01-01 Tom Rix <trix@redhat.com>
12792 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
12793 rs6000_emit_allocate_stack.
12795 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
12797 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
12798 ${srcdir}/ginclude/ to every entry in extra_headers.
12799 * configure: Regenerate.
12800 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
12801 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
12802 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
12803 * ginclude/proto.h: Rename to config/convex/proto.h.
12805 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12807 * attribs.c (handle_vector_size_attribute): Use host_integerp
12808 and tree_int_cst; remove warnings.
12809 * caller-save.c (insert_restore): Add cast to get rid of warning.
12810 (insert_save): Likewise.
12811 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
12812 * regmove.c (find_matches): Add temporary var to kill a warning.
12814 2002-01-01 Douglas B Rupp <rupp@gnat.com>
12816 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
12817 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
12818 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
12819 (vms-dwarf2eh.o): Add Makefile rule.
12820 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
12821 * config/alpha/vms-dwarf2eh.asm: New file.
12823 * gcc.c (delete_if_ordinary): Delete all versions.
12825 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
12827 * config/mmix/mmix.md: Update FIXME to not mention
12829 (MMIX_rJ_REGNUM): New define_constants constant.
12830 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
12831 "*movdicc_real"): Adjust contraints formatting.
12832 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
12833 for branch prediction.
12834 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
12836 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
12837 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
12838 number. Delete related FIXMEs.
12839 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
12840 from number to MMIX_rJ_REGNUM.
12841 (TARGET_MASK_BRANCH_PREDICT): New.
12842 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
12843 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
12844 value. Add -mbranch-predict and -mno-branch-predict.
12845 (TARGET_VERSION): Drop date.
12846 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
12847 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
12848 for finding out global symbols.
12849 (mmix_asm_output_labelref): Revert condition for global symbol.
12850 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
12851 (mmix_print_operand_punct_valid_p): A '+' is valid.
12853 See ChangeLog.6 for earlier changes.