1 2002-05-03 David S. Miller <davem@redhat.com>
3 * config/sparc/sparc.c (LEAF_REGISTERS): Do not do ifdef
4 checks on it, always defined for Sparc.
6 * config/sparc/sparc.h (REG_ALLOC_ORDER, REG_LEAF_ALLOC_ORDER):
7 Tweak, and add more detailed comments.
9 2002-05-03 Zack Weinberg <zack@codesourcery.com>
11 * Re-apply patch accidentally reverted with
12 DFA scheduler merge: remove all rules and variables to slurp
13 source files out of libiberty and rebuild them with HOST_CC.
14 ($(HOST_PREFIX_1)varray.o): New rule.
15 (genattrtab rule): Word wrap.
17 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
19 * config/i386/netbsd64.h (CPP_LP64_SPEC): Define.
20 (CPP_SUBTARGET_SPEC): Define.
21 (SUBTARGET_EXTRA_SPECS): Redefine, adding cpp_lp64 and
23 (CPP_SPEC): Redefine to include %(cpp_subtarget).
25 2002-05-03 David S. Miller <davem@redhat.com>
27 * target-defs.h (TARGET_SCHED_CYCLE_DISPLAY): Delete.
28 * target.h (struct gcc_target): Delete cycle_display member.
30 * config/ia64/ia64.c (ia64_emit_insn_before): Put it back.
31 (rtx_needs_barrier): Delete reference to cycle_display unspec.
32 (ia64_sched_reorder2): Mention need for cycle display handling
33 once such notes exist.
35 2002-05-03 Richard Henderson <rth@redhat.com>
37 * real.c (etoasc): Strip most trailing zeros for clarity.
38 * sched-vis.c: Include real.h.
39 (print_value): Use REAL_VALUE_TO_DECIMAL as needed.
40 * Makefile.in (sched-vis.o): Add real.h.
42 2002-05-03 David S. Miller <davem@redhat.com>
44 * haifa-sched.c (rank_for_schedule): Revert 2002-05-02 change,
47 2002-05-03 Aldy Hernandez <aldyh@redhat.com>
49 * config/rs6000/rs6000.c (altivec_expand_binop_builtin): Error out
50 when we get an out of range literal.
51 (altivec_expand_ternop_builtin): Same.
52 (altivec_expand_unop_builtin): Same.
53 (altivec_expand_builtin): Same, for dss.
54 (altivec_expand_builtin): Use trees instead of rtl when
55 determining literal argument validity.
57 2002-05-03 David S. Miller <davem@redhat.com>
59 Delete cycle display scheduling hook.
60 * config/ia64/ia64.c (ia64_cycle_display,
61 TARGET_SCHED_CYCLE_DISPLAY, ia64_emit_insn_before): Delete.
62 (ia64_sched_reorder2): Don't check for CODE_FOR_cycle_display
63 and use emit_insn_before instead of ia64_emit_insn_before.
64 * config/ia64/ia64.md (unspec usage): Delete cycle display.
65 (cycle_display): Delete insn pattern.
66 * config/sparc/sparc.md (unspec usage): Delete cycle display.
67 (cycle_display): Delete insn pattern.
68 * config/sparc/sparc.c (sparc_cycle_display,
69 TARGET_SCHED_CYCLE_DISPLAY): Delete.
70 * doc/md.texi (cycle_display): Don't mention.
71 * doc/tm.texi (TARGET_SCHED_CYCLE_DISPLAY): Likewise.
73 2002-05-03 Richard Henderson <rth@redhat.com>
75 * recog.c (store_data_bypass_p, if_test_bypass_p): New.
76 * recog.h: Declare them.
78 * config/sparc/sparc.c (ultrasparc_store_bypass_p): Remove.
79 * config/sparc/sparc.md: Use store_data_bypass_p instead.
80 * config/sparc/sparc-protos.h: Update.
82 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
84 * config/sparc/netbsd-elf.c (CPP_SUBTARGET_SPEC64): Remove
85 -D__arch64__. Add -D_LP64.
86 (CPP_ARCH32_SPEC): Redefine to match the non-bi-arch version
88 (CPP_ARCH64_SPEC): Likewise.
89 (NO_BUILTIN_PTRDIFF_TYPE): Undef.
90 (NO_BUILTIN_SIZE_TYPE): Undef.
92 2002-05-03 Vladimir Makarov <vmakarov@redhat.com>
94 * genautomata.c (min_issue_delay_pass_states): Change return type
96 (min_issue_delay_pass_states): Change the algorithm.
97 (min_issue_delay): Set up min_insn_issue_delay for the state.
98 (output_min_issue_delay_table): Interchange the nested loops and
99 and initiate min_insn_issue_delay for states.
101 Fri May 3 22:59:15 CEST 2002 Jan Hubicka <jh@suse.cz>
103 * cfgcleanup.c (try_optimize_cfg): Call merge_block only when
106 Fri May 3 22:53:37 CEST 2002 Jan Hubicka <jh@suse.cz>
108 * i386.c (expand_movstr, expand_clrstr): Fix inline-all-stringops
111 2002-05-03 Richard Henderson <rth@redhat.com>
114 * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
115 noce_try_store_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
116 noce_try_cmove_arith, noce_try_minmax, noce_try_abs): Insert new
117 code before JUMP, not EARLIEST.
119 2002-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
121 * c-format.c (check_format_info_main): Don't check for presence of
122 parameter for * width until after operand number has been read,
123 and only check for it if format parameters are available.
126 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
128 * config/alpha/netbsd.h (CPP_PREDEFINES): Add -D_LP64.
129 (LINK_SPEC): Undef before defining.
131 2002-05-03 Jakub Jelinek <jakub@redhat.com>
134 * tradcpp.c (fixup_newlines): New.
135 (main, finclude): Use it.
137 2002-05-03 Richard Sandiford <rsandifo@redhat.com>
139 * config/mips/elf64.h (UNIQUE_SECTION): Use mips_unique_section.
140 * config/mips/mips.c (mips_unique_section): Strip encoding from
143 2002-05-03 Jakub Jelinek <jakub@redhat.com>
145 * config/i386/i386.c (ix86_expand_int_movcc): Truncate to proper
148 2002-05-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
150 * doc/install.texi (Installing): Mention GCC 3.1 buildstats.
151 (Specific): Removed buildstats references.
152 (Specific, hppa*-hp-hpux11): Adjust for GCC versions > 3.0.
153 (Specific, sparc-sun-solaris2*): Update 64-bit hints for GCC 3.1.
154 Accomodate Solaris versions beyond 8.
155 (Specific, sparc-sun-solaris2.7): Update as path for GCC 3.1.
156 (Specific, *-*-solaris2.8): Removed, obsolete.
158 2002-05-03 Jakub Jelinek <jakub@redhat.com>
161 * config/sparc/sparc.h (leaf_reg_remap): Remove const.
162 (CONDITIONAL_REGISTER_USAGE): For TARGET_FLAT make
163 fill leaf_reg_remap with identity.
164 * config/sparc/sparc.c (leaf_reg_remap): Remove const.
166 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
168 * config/h8300/crti.asm: Remove trailing spaces.
169 * config/h8300/h8300.c: Likewise.
170 * config/h8300/lib1funcs.asm: Likewise.
172 2002-05-02 Jason Merrill <jason@redhat.com>
174 * defaults.h (BOOL_TYPE_SIZE): Move default here from cp/decl.c.
175 * c-decl.c (c_init_decl_processing): Use it.
176 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Define to INT_TYPE_SIZE.
177 * config/i960/i960.h (BOOL_TYPE_SIZE): Don't define.
178 * config/mcore/mcore.h (BOOL_TYPE_SIZE): Don't define.
180 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
182 * regrename.c: Fix formatting.
185 Fri May 3 13:34:43 CEST 2002 Jan Hubicka <jh@suse.cz>
187 * i386.md (attribute memory): Handle compares properly.
189 Fri May 3 10:51:38 CEST 2002 Jan Hubicka <jh@suse.cz>
191 * i386.md (sse_clrsf, sse_clrsi): Set memory attribute
194 2002-05-02 Kazu Hirata <kazu@cs.umass.edu>
196 * function.c: Fix formatting.
198 2002-05-02 Jan Hubicka <jh@suse.cz>
200 * haifa-sched.c (schedule_insn): Print table of instructions and
202 (sched_block): Do not print ready list at verbosity level 1.
203 * sched-vis.c (print_insn): Make global.
204 * sched-ebb.c (ebb_print_insn): Rename from...
205 (print_insn): ... this one.
206 * sched-int.h (print_insn): Declare
208 2002-05-02 Richard Henderson <rth@redhat.com>
210 * haifa-sched.c (rank_for_schedule): Skip past last_scheduled_insn
211 emitted by cycle_display.
213 2002-05-02 Loren J. Rittle <ljrittle@acm.org>
215 * doc/install.texi (*-*-freebsd*): Update to latest status.
217 2002-05-02 Jakub Jelinek <jakub@redhat.com>
220 * config.gcc (sparc*-*-solaris2*): Set float_format to i128.
221 * config/float-sparc.h: Assume 128-bit long double if
222 __LONG_DOUBLE_128__ is defined.
224 2002-05-02 Vladimir Makarov <vmakarov@redhat.com>
226 * genattrtab.c (write_function_unit_info): Add a dummy element
229 2002-05-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
231 * predict.c: (propagate_freq, estimate_bb_frequencies): Use
232 TYPE_MODE (double_type_node) instead of DFmode.
234 Thu May 2 19:50:04 CEST 2002 Jan Hubicka <jh@suse.cz>
236 * cfgrtl.c (try_redirect_by_replacing_jump): Do not kill computed
238 * toplev.c (rest_of_compilation): Revert Richard's patch.
240 2001-05-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
242 * pa/x-ada (ADA_CFLAGS): Rename to X_ADA_CFLAGS.
244 2002-05-02 Catherine Moore <clm@redhat.com>
246 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Change r5 to r20.
248 2002-05-02 Kazu Hirata <kazu@hxi.com>
250 * combine.c: Fix comment typos.
252 * genautomata.c: Likewise.
256 2002-05-02 Joseph S. Myers <jsm28@cam.ac.uk>
258 * doc/install.texi: State GNAT version requirements.
260 2002-05-02 Nick Clifton <nickc@cambridge.redhat.com>
262 * config/fr30/fr30.h (GO_IF_LEGITIMATE_ADDRESS): Accept any form
263 of the frame pointer or arg pointer register which strict register
264 checking is not enabled.
266 2002-05-02 Aldy Hernandez <aldyh@redhat.com>
268 * gcc.dg/altivec-8.c: New.
270 * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
271 PRE_INC and PRE_DEC for altivec modes.
273 2002-05-01 Bruce Korb <bkorb@gnu.org>
275 * fixinc/check.tpl(set-writable): make sure the function exists first
276 * fixinc/inclhack.def(alpha_assert): fix test_text
277 * fixinc/tests/base/assert.h: add in missing result
279 2002-05-01 Jeff Law <law@redhat.com>
281 * pa.h (EXTRA_CONSTRAINT): Don't accept PIC addresses for the
284 2002-05-01 Joel Brobecker <brobecker@gnat.com>
286 * dbxout.c (dbxout_type): Emit size information for range types,
287 as well, but only when using GDB extensions.
289 2002-05-01 Richard Henderson <rth@redhat.com>
291 * configure.in (HAVE_GAS_HIDDEN): Replace SPARC feature test with
292 target-independent gnu binutils date test.
294 2002-05-01 Richard Henderson <rth@redhat.com>
296 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Emit dump
297 info before expunging the block.
299 2002-05-01 Jakub Jelinek <jakub@redhat.com>
301 * cppinit.c (cpp_handle_option) [-dM]: Don't set no_output here...
302 (cpp_post_options): ...but here. Disable -dD, -dN and -dI when
303 -M -or -MM is in effect.
305 2002-05-01 Zack Weinberg <zack@codesourcery.com>
307 * config.gcc: Correct test of --enable-obsolete. Obsolete all
309 * doc/install.texi: Update to match.
311 2002-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
314 * varasm.c (globalize_decl): Compare DECL_ASSEMBLER_NAME to check
315 for duplicates. Always loop over whole list.
317 Wed May 1 10:32:37 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
319 * reload.c (find_reloads, case 'p'): Set BADOP to 0.
321 2002-05-01 Joel Sherrill <joel@OARcorp.com>
323 * config/sparc/t-elf (sparc-rtems, sparc-elf): Build assembly
326 2002-05-01 Joel Sherrill <joel@OARcorp.com>
328 * config/arm/rtems-elf.h: Add #undef TARGET_VERSION to prevent warning.
330 2002-05-01 David Edelsohn <edelsohn@gnu.org>
332 * rs6000.md (abssi2_nopower): Convert to define_insn_and_split.
333 (nabs_nopower): Same.
334 (floatdisf2): New pattern.
335 (absdi2): Convert to define_insn_and_split.
340 (fix_trunctfdi2): Same.
341 (fix_trunctfsi2): Same.
343 2002-05-01 Joseph S. Myers <jsm28@cam.ac.uk>
345 * doc/install.texi: Update Texinfo version requirement
348 2002-05-01 Jakub Jelinek <jakub@redhat.com>
350 PR target/6512, PR target/5628
351 * config/sparc/sparc.md (movdf_insn_v9only_novis): Don't allow >= %f32
352 when memory is not aligned.
353 (movdf_insn_v9only_vis): Likewise.
354 * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS): Request a FP_REGS
355 temporary for EXTRA_FP_REGS DFmode load from unaligned memory.
356 (SECONDARY_OUTPUT_RELOAD_CLASS): Similarly.
358 2002-05-01 Aldy Hernandez <aldyh@redhat.com>
360 * gcc.dg/altivec-7.c: New.
362 * config/rs6000/altivec.h: Cleanup.
364 2002-04-30 Aldy Hernandez <aldyh@redhat.com>
366 * doc/invoke.texi (Option Summary): Add -mvrsave=.
367 (RS/6000 and PowerPC Options): Document -mvrsave=.
369 * config/rs6000/rs6000.c (rs6000_altivec_vrsave): New global.
370 (rs6000_altivec_vrsave_string): Same.
371 (rs6000_override_options): Call rs6000_parse_vrsave_option.
372 (rs6000_parse_vrsave_option): New.
373 (rs6000_stack_info): Only generate vrsave instructions when
374 TARGET_ALTIVEC_VRSAVE.
376 * config/rs6000/rs6000.h (TARGET_OPTIONS): Add -mvrsave= option.
377 (rs6000_altivec_vrsave_string): Define extern.
378 (rs6000_altivec_vrsave): Same.
379 (TARGET_ALTIVEC_VRSAVE): New.
381 2002-04-30 Richard Henderson <rth@redhat.com>
384 * toplev.c (rest_of_compilation): Don't run cross-jump before
387 2002-04-30 Tom Rix <trix@redhat.com>
389 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Sanity
390 check which_alternative.
392 2002-04-30 Kazu Hirata <kazu@hxi.com>
394 * cpplex.c: Fix comment formatting.
395 * function.c: Likewise.
396 * integrate.c: Likewise.
397 * regrename.c: Likewise.
398 * sibcall.c: Likewise.
399 * simplify-rtx.c: Likewise.
400 * tree-inline.c: Likewise.
402 2002-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
404 * config.gcc (hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-rtems*,
405 hppa1.0-*-osf*, hppa1.1-*-bsd*, hppa1.1-*-hpux10*, hppa2*-*-hpux10*,
406 hppa1.0-*-hpux10*, hppa*64*-*-hpux11*, hppa1.1-*-hpux11*,
407 hppa2*-*-hpux11*, hppa1.0-*-hpux11*, hppa*-*-lites*): Define xmake_file.
408 * pa/t-linux, pa/t-pa, pa/t-pa64, t-pro (T_ADAFLAGS): Delete.
409 * pa/x-ada: New file. Define ADA_CFLAGS.
411 2002-04-30 Hans-Peter Nilsson <hp@bitrange.com>
413 * config/mmix/mmix.h (MMIX_LAST_STACK_REGISTER_REGNUM): Renamed
414 from MMIX_LAST_REGISTER_FILE_REGNUM.
415 (NO_IMPLICIT_EXTERN_C): Remove cryptic obsolete comment.
416 (struct machine_function): New member highest_saved_stack_register
417 previously static variable in mmix.c.
418 (MACHINE_DEPENDENT_REORG): Define.
419 * config/mmix/mmix.c (highest_saved_stack_register): Deleted.
420 (MMIX_OUTPUT_REGNO): New.
421 (mmix_target_asm_function_prologue): Move calculation of last used
422 saved-stack-register into...
423 (mmix_machine_dependent_reorg): New function. Update to also handle
425 (mmix_print_operand): Apply MMIX_OUTPUT_REGNO when emitting
426 register names, simplify somewhat by new variable regno.
427 <case 'p'>: Remove fixed FIXME. Always emit highest used saved
429 (mmix_print_operand_address): Apply MMIX_OUTPUT_REGNO when
430 emitting register names.
431 (mmix_asm_output_reg_push, mmix_asm_output_reg_pop): Ditto.
432 (mmix_dbx_register_number): Apply MMIX_OUTPUT_REGNO here too.
434 * config/mmix/mmix-protos.h (mmix_machine_dependent_reorg):
437 * config/mmix/mmix.md ("divmoddi4"): Update head comment.
439 2002-04-30 Richard Henderson <rth@redhat.com>
441 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
442 emit_soft_tfmode_binop, emit_soft_tfmode_unop, emit_soft_tfmode_cvt,
443 emit_hard_tfmode_operation, emit_tfmode_binop, emit_tfmode_unop,
444 emit_tfmode_cvt): New.
445 * config/sparc/sparc.md (extendsftf2, extenddftf2, trunctfsf2,
446 trunctfdf2, floatsitf2, floatunssitf2, floatditf2, floatunsditf2,
447 fix_trunctfsi2, fixuns_trunctfsi2, fix_trunctfdi2, fixuns_trunctfdi2,
448 addtf3, subtf3, multf3, divtf3, sqrttf2): Use them.
449 * config/sparc/sparc-protos.h: Update.
451 2002-04-30 Janis Johnson <janis187@us.ibm.com>
453 * install.texi (Final install): Add to the list of info to include
454 in a report of a successful bootstrap, and add link to 3.1 list.
456 Tue Apr 30 19:15:36 CEST 2002 Jan Hubicka <jh@suse.cz>
458 * i386.md (type): Add new SSE/MMX subtypes, remove usused fop1.
459 (mode): Add vector modes
460 (i387): Kill attribute.
461 (unit): New attribute.
462 (length_immediate): Grok new types.
463 (prefix_data16, prefix_rep, prefix_0f): Fix for SSE/MMX.
465 (memory): Handle MMX/SSE properly.
466 (scheduling descriptions): Kill uses of fop1.
467 (sse, mmx, fp patterns): Set type and mode properly.
469 Tue Apr 30 09:31:59 2002 Jeffrey A Law (law@cygnus.com)
471 * pa.c (override_options): Default to PA8000 scheduling.
472 * doc/invoke.texi (HP-PA options): Mention newly added 7300
473 scheduling parameter.
475 * pa.md (7100lc, 7200, 7300 scheduling): Slightly refine
476 handling of double precision multiplies.
478 * pa.md (7100lc, 7200, 7300 scheduling): Refine handling of
479 fpdiv and fpsqrt instructions.
480 (7200 & 7300 scheduling): Fix typo in handling of
481 store-load and store-store penalties.
483 2002-04-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
485 * doc/contrib.texi (Contributors): Use MIPS instead of Mips and
486 mips. Add two missing commas.
488 2002-04-30 Paolo Carlini <pcarlini@unitus.it>
490 * doc/contrib.texi (Contributors): Update Paolo Carlini's
491 and Benjamin Kosnik's entries.
493 2002-04-29 David S. Miller <davem@redhat.com>
495 * config/sparc/sparc.h (BRANCH_COST, PREFETCH_BLOCK,
496 SIMULTANEOUS_PREFETCHES): Tune for UltraSPARC-III.
497 * config/sparc/sparc.md (call + jmp 32-bit peepholes): Likewise.
498 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
500 2002-04-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
502 * combine.c (find_split_point): Use gen_int_mode.
504 2002-04-29 Vladimir Makarov <vmakarov@redhat.com>
506 Merging code from dfa-branch:
508 2002-04-24 Vladimir Makarov <vmakarov@redhat.com>
510 * genautomata.c (output_reserv_sets): Fix typo.
512 2002-04-23 Vladimir Makarov <vmakarov@redhat.com>
514 * genautomata.c (output_reserv_sets): Remove
515 next_cycle_output_flag.
517 Thu Apr 18 08:57:06 2002 Jeffrey A Law (law@redhat.com)
519 * sched-rgn.c (init_ready_list): Make the DFA code handle
520 USE/CLOBBER insns in the same way as the traditional
522 (new_ready): Similarly..
524 2002-04-17 Vladimir Makarov <vmakarov@redhat.com>
526 * haifa-sched.c (schedule_block): Change the DFA state only after
529 Wed Apr 17 15:38:36 2002 Jeffrey A Law (law@redhat.com)
531 * pa.c (hppa_use_dfa_pipeline_interface): New function.
532 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
533 (override_options): Add PA7300 scheduling support.
534 (pa_adjust_cost): Update various comments. Properly
535 handle anti and output dependencies when using the
537 (pa_issue_rate): Add PA7300 scheduling support.
538 (pa_can_combine_p): Call extract_insn before calling
539 constrain_operands (taken from mainline tree).
540 * pa.h (enum processor_type): Add PROCESSOR_PA7300.
541 * pa.md (cpu attr): Add 7300. Rewrite pipeline
542 descriptions using DFA descriptions. Add PA7300
545 2002-03-30 David S. Miller <davem@redhat.com>
547 Add UltraSPARC-III DFA scheduling support.
548 * config/sparc/sparc.md (define_attr type): Add fpcrmove.
549 Update FP conditional move on register insn patterns to use it, as
551 (define_attr cpu): Add ultrasparc3.
552 (define_attr us3load_type): New, update integer load patterns to
553 set it, as appropriate.
554 (define_automaton): Add ultrasparc3_0 and ultrasparc3_1.
555 (rest): Add UltraSPARC3 scheduling description.
556 * config/sparc/sparc.h (TARGET_CPU_ultrasparc3): New.
557 (PROCESSOR_ULTRASPARC3): New.
558 ({ASM,CPP}_CPU64_DEFAULT_SPEC): Handle ultrasparc3.
559 ({ASM,CPP}_CPU_SPEC): Likewise.
560 (REGISTER_MOVE_COST): Likewise.
561 (RTX_COSTS): Likewise.
562 * config/sparc/sparc.c (sparc_override_options,
563 sparc_initialize_trampoline, sparc64_initialize_trampoline,
564 sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
565 sparc_issue_rate): Likewise.
566 * config/sparc/sol2.h: Likewise.
567 * config/sparc/sol2-sld-64.h: Likewise.
568 * config/sparc/linux64.h: Likewise.
570 2002-03-22 Vladimir Makarov <vmakarov@redhat.com>
572 * doc/md.texi: Add comments about usage the latency time for the
573 different dependencies and about case when two or more conditions
574 in different define_insn_reservations returns TRUE for an insn.
576 * doc/md.texi: Add reference for automaton based pipeline
579 2002-03-04 Vladimir Makarov <vmakarov@redhat.com>
581 * doc/passes.texi: Add missed information about genattrtab.
583 2002-03-01 Vladimir Makarov <vmakarov@redhat.com>
585 * genautomata.c (output_automata_list_transition_code): Check
586 automata_list on NULL.
588 2002-02-28 Vladimir Makarov <vmakarov@redhat.com>
590 * genautomata.c (output_insn_code_cases,
591 output_automata_list_min_issue_delay_code,
592 output_automata_list_transition_code,
593 output_automata_list_state_alts_code): Comment the functions.
595 2002-02-22 Vladimir Makarov <vmakarov@redhat.com>
597 * genautomata.c (automata_list_el_t): New typedef.
598 (get_free_automata_list_el,free_automata_list_el,
599 free_automata_list, automata_list_hash, automata_list_eq_p,
600 initiate_automata_lists, automata_list_start, automata_list_add,
601 automata_list_finish, finish_automata_lists,
602 output_insn_code_cases, output_automata_list_min_issue_delay_code,
603 output_automata_list_transition_code,
604 output_automata_list_state_alts_code, add_automaton_state,
605 form_important_insn_automata_lists): New functions and prototypes.
606 (insn_reserv_decl): Add members important_automata_list and
608 (ainsn): Add members important_p.
609 (automata_list_el): New structure.
610 (first_free_automata_list_el, current_automata_list,
611 automata_list_table): New global variables.
612 (create_ainsns): Initiate member important_p.
613 (output_internal_min_issue_delay_func): Generate the switch and
614 call output_insn_code_cases.
615 (output_internal_trans_func, output_internal_state_alts_func):
617 (generate): Call initiate_automata_lists.
618 (automaton_states): New global variable.
619 (expand_automata): Call form_important_insn_automata_lists.
620 (write_automata): Call finish_automata_lists.
622 2002-02-21 Vladimir Makarov <vmakarov@redhat.com>
624 * genautomata.c (add_excls, add_presence_absence): Check that
625 cpu units in the sets belong the same automaton.
627 * rtl.def (EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET): Add comment
628 about that cpu units in the sets belong the same automaton.
630 * doc/md.texi: Ditto.
632 2001-12-20 Naveen Sharma <naveens@noida.hcltech.com>
633 Nitin Gupta <niting@noida.hcltech.com>
635 * config/sh/sh.c (sh_use_dfa_interface): New function.
637 (sh_issue_rate): New Function.
638 TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE: define.
639 TARGET_SCHED_ISSUE_RATE: define.
641 * config/sh/sh.md: Add DFA based pipeline description for SH4.
643 (define_attr insn_class): New attribute used for DFA
645 (define_insn cmpgtsi_t): Set attribute insn_class mt_group.
646 (cmpgesi_t,cmpgtusi_t,cmpgeusi_t,cmpeqsi_t,
647 cmpeqdi_t): Likewise.
649 (add,addc1,addsi3,subc,subc1,*subsi3_internal,
650 negc,negsi2,ashldi3_k,lshrdi3_k,ashrdi3_k): Set insn_class
652 (iorsi3,rotlsi3_1,rotlsi3_31,rotlsi3_16): Likewise.
654 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
656 * haifa-sched.c (queue_to_ready): Remove unnecessary condition for
659 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
661 * genautomata.c (DFA_INSN_CODES_LENGTH_VARIABLE_NAME): New macro.
662 (output_dfa_insn_code_func): Expand dfa_insn_codes if it is
664 (output_dfa_start_func): Initiate new variable insn_codes_length,
665 (write_automata): Output definition of the new variable.
667 2001-10-02 David S. Miller <davem@redhat.com>
669 * haifa-sched.c (advance_one_cycle): New function.
670 (schedule_block): Use it.
671 (queue_to_ready): Use it, and also make sure to advance the DFA
672 state on all stall cycles, not just those where insn_queue links
675 2001-10-02 Richard Sandiford <rsandifo@redhat.com>
677 * haifa-sched.c (max_issue): Remove last_p argument. Only return
678 non-zero if the highest-priority instruction could be scheduled.
679 (choose_ready): Remove last argument from max_issue call.
681 2001-09-28 David S. Miller <davem@redhat.com>
683 * config/sparc/sparc.c (sparc_use_sched_lookahead): Use 4 for
684 ultrasparc and 3 for other multi-issue sparcs.
686 2001-09-27 David S. Miller <davem@redhat.com>
688 * config/sparc/sparc.md (cycle_display): New pattern.
689 * config/sparc/sparc.c (sparc_cycle_display): New.
690 (TARGET_SCHED_CYCLE_DISPLAY): Set it.
692 2001-09-25 David S. Miller <davem@redhat.com>
694 Convert all of Sparc scheduling to DFA
695 * config/sparc/sparc.md: Kill all define_function_unit
696 directives and replace with DFA equivalent.
697 * config/sparc/sparc.c (ultrasparc_adjust_cost,
698 mark_ultrasparc_pipeline_state, ultra_cmove_results_ready_p,
699 ultra_fpmode_conflict_exists, ultra_find_type,
700 ultra_build_types_avail, ultra_flush_pipeline,
701 ultra_rescan_pipeline_state, ultrasparc_sched_reorder,
702 ultrasparc_variable_issue, ultrasparc_sched_init,
703 sparc_variable_issue, sparc_sched_reorder, ultra_code_from_mask,
704 ultra_schedule_insn, ultra_code_names, ultra_pipe_hist,
705 ultra_cur_hist, ultra_cycles_elapsed): Kill.
706 (sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
707 ultrasparc_store_bypass_p): New.
708 * config/sparc/sparc-protos.h (ultrasparc_store_bypass_p):
711 2001-09-24 David S. Miller <davem@redhat.com>
713 * haifa-sched.c (ready_remove): Fix thinko, we want to copy around
714 ready->vec[foo] not ready[foo].
716 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
718 * doc/md.texi: Correct examples for define_insn_reservations
721 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
723 * genautomata.c (create_automata): Print message about creation of
725 (generate): Remove printing meease about creation of
728 2001-09-05 David S. Miller <davem@redhat.com>
730 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
731 * config/sparc/linux64.h: Likewise.
733 2001-08-31 Vladimir Makarov <vmakarov@redhat.com>
735 * haifa-sched.c (insn_cost, schedule_insn, queue_to_ready,
736 schedule_block, sched_init, sched_finish): Add missed calls of
737 use_dfa_pipeline_interface.
739 * sched-rgn.c (init_ready_list, new_ready, debug_dependencies):
742 * sched-vis.c (get_visual_tbl_length): Ditto.
744 2001-08-27 Richard Henderson <rth@redhat.com>
746 * genattr.c (main): Emit state_t even when not doing scheduling.
748 2001-08-27 Richard Henderson <rth@redhat.com>
750 * genautomata.c (expand_automata): Always create a description.
752 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
754 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
755 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
756 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
759 * genattr.c (main): New variable num_insn_reservations. Increase
760 it if there is DEFINE_INSN_RESERVATION. Output automaton based
761 pipeline hazard recognizer interface.
763 * genattrtab.h: New file.
765 * genattrtab.c: Include genattrtab.h.
766 (attr_printf, check_attr_test, make_internal_attr,
767 make_numeric_value): Move protypes into genattrtab.h. Define them
769 (num_dfa_decls): New global variable.
770 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
771 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
772 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
773 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
775 * genautomata.c: New file.
777 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
779 * sched-int.h: (curr_state): Add the external definition for
780 automaton pipeline interface.
781 (haifa_insn_data): Add comments for members blockage and units.
783 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
784 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
785 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
786 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
787 TARGET_SCHED_DFA_POST_CYCLE_INSN,
788 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
789 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
791 (TARGET_SCHED): Use the new macros.
793 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
794 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
795 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
796 dfa_bubble): New members in gcc_target.sched.
798 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
799 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
800 (insn_queue): Redefine it as pointer to array.
801 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
803 (max_insn_queue_index_macro_value): New variable.
804 (curr_state, dfa_state_size, ready_try): New varaibles for
806 (ready_element, ready_remove, max_issue): New function prototypes
807 for automaton interface.
808 (choose_ready): New function prototype.
809 (insn_unit, blockage_range): Add comments.
810 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
811 FUNCTION_UNITS_SIZE == 0.
812 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
813 actual_hazard, potential_hazard): Add comments.
814 (insn_cost): Use cost -1 as undefined value. Remove
815 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
817 (ready_element, ready_remove): New functions for automaton
819 (schedule_insn): Add new code for automaton pipeline interface.
820 (queue_to_ready): Add new code for automaton pipeline interface.
821 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
822 (debug_ready_list): Print newline when the queue is empty.
823 (max_issue): New function for automaton pipeline interface.
824 (choose_ready): New function.
825 (schedule_block): Add new code for automaton pipeline interface.
826 Print ready list before scheduling each insn.
827 (sched_init): Add new code for automaton pipeline interface.
828 Initiate insn cost by -1.
829 (sched_finish): Free the current automaton state and finalize
830 automaton pipeline interface.
832 * sched-rgn.c: Include target.h.
833 (init_ready_list, new_ready, debug_dependencies): Add new code for
834 automaton pipeline interface.
836 * sched-vis.c: Include target.h.
837 (get_visual_tbl_length): Add code for automaton interface.
838 (target_units, print_block_visualization): Add comments.
840 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
841 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
842 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
843 (getruntime.o, genautomata.o): New entries.
844 (genattrtab.o): Add new dependency file genattrtab.h.
845 (genattrtab): Add new dependencies. Link it with `libm.a'.
846 (getruntime.o, hashtab.o): New entries for canadian cross.
848 * doc/md.texi: Description of automaton based model.
850 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
852 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
853 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
854 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
855 TARGET_SCHED_DFA_POST_CYCLE_INSN,
856 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
857 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
858 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
860 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
861 MAX_DFA_ISSUE_RATE): New macro descriptions.
863 * doc/contrib.texi: Add dfa based scheduler contribution.
865 * doc/gcc.texi: Add more information about genattrtab.
867 Mon Apr 29 17:19:10 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
869 * reload1.c (eliminate_regs, case SUBREG): Fix typo in
870 adjust_address_nv call.
872 2002-04-29 Janis Johnson <janis187@us.ibm.com>
874 * doc/install.texi (Testing): Provide additional information, and
875 a stronger encouragement, for running the testsuites.
877 2002-04-29 DJ Delorie <dj@redhat.com>
879 * config/mips/mips.c (mips_parse_cpu): Warn if the CPU name is
882 2002-04-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
884 * fixinc/inclhack.def (solaris_widec): Include <wchar.h> in
885 Solaris 2 <widec.h> if missing.
886 * fixinc/fixincl.x: Regenerate.
887 * fixinc/tests/base/widec.h: New file.
889 2002-04-29 Nick Clifton <nickc@cambridge.redhat.com>
891 * toplev.c (f_options): Add "profile" switch so that
892 -fno-profile can be used to disable -p.
894 2002-04-29 Bernd Schmidt <bernds@redhat.com>
896 * c-common.c (type_for_mode): Add support for V2DFmode, V2DImode,
898 * tree.c (build_common_tree_nodes_2): Likewise.
899 * tree.h (enum tree_index): Likewise.
900 (V2DF_type_node, V2DI_type_node, unsigned_V2DI_type_node): Define.
902 * config/i386/i386.c (bdesc_comi, bdesc_2arg, bdesc_1arg): Add SSE2
904 (init_mmx_sse_builtins): Initialize SSE2 builtins.
905 (ix86_expand_builtin): Add support for SSE2 builtins.
906 * config/i386/i386.h (VALID_SSE2_REG_MODE): New macro.
907 (VALID_SSE_REG_MODE): Use it.
908 (VECTOR_MODE_SUPPORTED_P): Allow SSE2 modes here as well.
909 (enum ix86_builtins): Add SSE2 builtins.
910 * config/i386/i386.md (movv2df_internal, movv2df, movv8hi_internal,
911 movv8hi, movv16qi_internal, movv16qi, pushv2df, pushv8hi, pushv16qi,
912 addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3, vmmulv2df3,
913 divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3, vmsminv2df3,
914 sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3, sqrtv2df2,
915 vmsqrtv2df2, maskcmpv2df3, maskncmpv2df3, vmmaskcmpv2df3,
916 vmmaskncmpv2df3, sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb,
917 sse2_maskmovdqu, sse2_movntv2df, sse2_movntti, sse2_movntsi, cvtdq2ps,
918 cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq, cvtpd2pi,
919 cvttpd2pi, cvtpi2pd, cvtsd2si, cvttsd2si, cvtsi2sd, cvtsd2ss,
920 cvtss2sd, cvtpd2ps, cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3,
921 ssaddv16qi3, ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3,
922 subv4si3, subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3,
923 mulv8hi3, smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
924 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_clrti, sse2_uavgv16qi3,
925 sse2_uavgv8hi3, sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd,
926 sse2_pshuflw, sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3,
927 gtv8hi3, gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3,
928 ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, sse2_lshrv2di3,
929 ashlv8hi3, ashlv4si3, sse2_ashlv2di3, sse2_ashlti3, sse2_lshrti3,
930 sse2_unpckhpd, sse2_unpcklpd, sse2_packsswb, sse2_packssdw,
931 sse2_packuswb, sse2_punpckhbw, sse2_punpckhwd, sse2_punpckhdq,
932 sse2_punpcklbw, sse2_punpcklwd, sse2_punpckldq, sse2_movapd,
933 sse2_movupd, sse2_movdqa, sse2_movdqu, sse2_movdq2q, sse2_movq2dq,
934 sse2_movhpd, sse2_movlpd, sse2_loadsd, sse2_movsd, sse2_storesd,
935 sse2_shufpd, sse2_clflush, sse2_mfence, mfence_insn, sse2_lfence,
936 lfence_insn): New patterns.
937 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Renamed from
938 sse_andti3_sse2, sse_nandti3_sse2, sse_iorti3_sse2, sse_xorti3_sse2.
940 Mon Apr 29 17:03:24 CEST 2002 Jan Hubicka <jh@suse.cz>
942 * i386.md (sse_mov?fcc*): Revert patch of Mar 14th.
944 2002-04-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
946 * doc/contrib.texi (Contributors): Add Paolo Carlini and
948 Update Richard Henderson, Jakub Jelinek, and Mark Mitchell.
949 Refer to Objective-C instead of ObjC, SPARC instead of sparc,
950 and CPU instead of cpu.
952 Mon Apr 29 13:36:41 CEST 2002 Jan Hubicka <jh@suse.cz>
954 * toplev.c (flag_if_conversion, flag_if_conversion2): New static
956 (lang_independent_options): Add -fif-conversion, -fif-conversion2
957 (rest_of_compilation): Do if conversion only when asked for.
958 (parse_options_and_default_flags): Set new variables to 1 for -O1
959 * invoke.texi (-fif-conversion, -fif-conversion2): Document.
961 Mon Apr 29 13:02:50 CEST 2002 Jan Hubicka <jh@suse.cz>
963 * i386.c (dbx64_register_map): Fix typo.
965 Mon Apr 29 12:18:35 CEST 2002 Jan Hubicka <jh@suse.cz>
967 * predict.c (real_zero, real_one, real_almost_one, real_br_prob_base,
968 real_one_half, real_bb_freq_max): New static variables.
969 (debug_profile_bbauxs): Kill.
970 (process_note_predictions): Kill unused variable.
971 (block_info_def, edge_info_def): Use REAL_VALUE_TYPE instead of
973 (propagate_freq): Use REAL_ARITHMETICS.
974 (estimate_bb_frequencies): Likevise; init new static variables.
975 * Makefile.in (predict.o): Add dependency on real.h
977 2002-04-28 David S. Miller <davem@redhat.com>
980 * config/sparc/sparc.md (prefetch): Emit properly for 32-bit vs.
981 64-bit TARGET_V9. Do not use prefetch page, use prefetch for
982 several {reads,writes} instead.
983 * config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
986 2002-04-27 David S. Miller <davem@redhat.com>
989 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Be mindful
992 * config/sparc/linux.h, config/sparc/linux64.h: Don't bother
993 including signal.h and sys/ucontext.h, not needed.
995 2002-04-29 Hans-Peter Nilsson <hp@bitrange.com>
997 * varasm.c (output_constant_def): Correct test for not calling
998 ENCODE_SECTION_INFO for INTEGER_CST.
1000 2002-04-29 Neil Booth <neil@daikokuya.demon.co.uk>
1002 * cppexp.c (lex): Move some code to _cpp_parse_expr, but
1003 keep most cases as function eval_token.
1004 (eval_token): New function.
1005 (_cpp_parse_expr): Read token here for improved diagnostics.
1006 Don't use op_as_text. Detect bad ':' here.
1007 (reduce): Don't detect bad ':' here.
1008 (op_as_text): Remove.
1009 * cpphash.h (_cpp_test_assertion): Change prototype.
1010 * cpplib.c (_cpp_test_assertion): Change prototype.
1012 2002-04-28 Richard Henderson <rth@redhat.com>
1015 * ggc-common.c (ggc_mark_rtx_children_1): Rename from...
1016 (ggc_mark_rtx_children): New.
1018 2002-04-28 Jakub Jelinek <jakub@redhat.com>
1021 * config/sparc/sparc.md (call + jump 32-bit peepholes): Disable jump
1022 after call peepholes for UltraSPARC.
1023 (call + jump 64-bit peepholes): Remove.
1025 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1028 * config/rs6000/rs6000.md (sCC patterns): Remove clobber and use
1029 result as temporary value.
1031 2002-04-28 Jakub Jelinek <jakub@redhat.com>
1034 * toplev.c (rest_of_compilation): Only run regrename and copy
1035 propagation if optimizing.
1037 2002-04-28 Jakub Jelinek <jakub@redhat.com>
1039 PR optimization/6475
1040 * reload1.c (alter_reg): Only call set_mem_expr if I is home pseudo
1041 register of REGNO_DECL (i).
1042 * Makefile.in (reload1.o): Add $(TREE_H).
1044 2002-04-28 Neil Booth <neil@daikokuya.demon.co.uk>
1046 * cppexp.c (lex): Update to use state.skip_eval.
1047 (struct op): Remove prio and flags members.
1048 (FLAG_BITS, FLAG_MASK, PRIO_SHIFT, EXTRACT_PRIO, EXTRACT_FLAGS,
1049 SHORT_CIRCUIT, RIGHT_ASSOC, ..._PRIO, op_to_prio): Remove.
1050 (LEFT_ASSOC): New macro.
1051 (optab): New table of operator priorities and flags.
1053 (_cpp_parse_expr): Clean up logic. Return bool. Use a
1054 malloc-ed parser stack.
1055 (reduce): New; reduce the operator stack.
1056 (_cpp_expand_op_stack): Expand the operator stack as necessary.
1057 * cpphash.h (struct op): Predeclare.
1058 (struct cpp_reader): New members op_stack, op_limit.
1059 (struct lexer_state): New member skip_eval.
1060 (_cpp_parse_expr): Update.
1061 (_cpp_expand_op_stack): New.
1062 * cpplib.c (do_if): Update.
1063 * cppinit.c (cpp_create_reader): Create op stack.
1064 (cpp_destroy): And destroy it.
1065 * cpplib.h (CPP_LAST_CPP_OP): Correct.
1066 (TTYPE_TABLE): Correct.
1068 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1071 * c-decl.c (duplicate_decls): Call merge_weak.
1072 * c-pragma.c (apply_pragma_weak): Warn about misuse.
1073 * output.h (merge_weak): Prototype merge_weak.
1074 * varasm.c (merge_weak): New function.
1075 (declare_weak): Make sure we don't give an error on VAR_DECLs.
1076 Mark RTL with SYMBOL_REF_WEAK.
1078 2002-04-27 Kurt Garloff <garloff@suse.de>
1080 * tree-inline.c (inlinable_function_p): Improve heuristics
1081 by using a smoother function to cut down allowable inlinable size.
1082 * param.def: Add parameters max-inline-insns-single,
1083 max-inline-slope, min-inline-insns that determine the exact
1084 shape of the above function.
1085 * param.h: Likewise.
1087 2002-04-26 Richard Henderson <rth@redhat.com>
1089 * c-parse.in (malloced_yyss, malloced_yyvs): New.
1090 (yyoverflow): Re-add. Set them.
1091 (free_parser_stacks): New.
1092 * c-common.h: Declare it.
1093 * c-lex.c (c_common_parse_file): Call it.
1095 2002-04-26 Richard Henderson <rth@redhat.com>
1097 * cfgrtl.c (tidy_fallthru_edge): Don't use next_real_insn
1098 for fallthru search.
1100 2002-04-26 Eric Christopher <echristo@redhat.com>
1102 PR optimization/3700
1103 * config/mips/mips.c (mips_issue_rate): Define. New function.
1104 (TARGET_SCHED_ISSUE_RATE): Use.
1106 2002-04-25 David S. Miller <davem@redhat.com>
1109 * reorg.c (optimize_skip): Do not allow exception causing
1110 instructions to be considered for delay slots.
1111 (fill_simply_delay_slots, fill_slots_from_thread): Likewise.
1112 (relax_delay_slots): Do not try to consider exception causing
1113 instructions as redundant.
1115 2002-04-26 Richard Henderson <rth@redhat.com>
1118 * c-typeck.c (build_unary_op) [CONVERT_EXPR]: Invoke non_lvalue.
1120 2002-04-26 Mark Mitchell <mark@codesourcery.com>
1123 * config/i386/i386.md (untyped_call): Return the value in a float
1124 register if TARGET_FLOAT_RETURNS_IN_80387, not just if
1127 2002-04-26 Alexandre Oliva <aoliva@redhat.com>
1129 * tree.c (tree_int_cst_lt): Compare constants whose types differ
1130 in unsigned-ness correctly.
1132 2002-04-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
1134 * pa.h (FUNCTION_OK_FOR_SIBCALL): Don't do sibcalls when using the
1135 portable runtime model.
1137 2002-04-26 Richard Henderson <rth@redhat.com>
1139 * c-parse.in (yyoverflow): Revert.
1141 2002-04-26 David Edelsohn <edelsohn@gnu.org>
1142 Richard Henderson <rth@redhat.com>
1144 * config/rs6000/rs6000.md (sCC pattern): Remove clobber and use
1145 result as temporary value.
1147 2002-04-26 Richard Henderson <rth@redhat.com>
1150 * c-common.c (fix_string_type): Split out of ...
1151 (combine_strings): ... here. Take a varray, not a tree list.
1152 (c_expand_builtin_printf): Use fix_string_type.
1153 * c-common.h: Update decls.
1154 * c-parse.in (string): Remove. Update all uses to use STRING
1155 instead, and not call combine_strings.
1158 * c-typeck.c (simple_asm_stmt): Don't call combine_strings.
1159 (build_asm_stmt): Likewise.
1160 * objc/objc-act.c (my_build_string): Use fix_string_type.
1161 (build_objc_string_object): Build varray for combine_strings.
1163 2002-04-26 Bo Thorsen <bo@suse.co.uk>
1165 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Define for
1168 2002-04-26 Neil Booth <neil@daikokuya.demon.co.uk>
1170 * cppexp.c (CPP_UMINUS, CPP_UPLUS): New.
1171 (HAVE_NO_R_OPERAND): Remove.
1172 (HAVE_VALUE): Remove.
1173 (op_to_prio): Update.
1174 (UNARY): Don't alter flags.
1175 (_cpp_parse_expr): want_value used to indicate whether
1176 a number or unary operator is expected next. Distinguish
1177 unary and binary +/-.
1178 (op_as_text): Update for unary operators.
1180 2002-04-25 Richard Henderson <rth@redhat.com>
1183 * c-parse.in (yyoverflow): New.
1185 2002-04-25 Richard Henderson <rth@redhat.com>
1188 * c-common.c (shorten_compare): Simplfy conditions leading to
1189 the generation of a warning.
1191 2002-04-25 Richard Henderson <rth@redhat.com>
1194 * expmed.c (extract_bit_field): Fall through to generic code rather
1195 than aborting on subreg special case.
1197 2002-04-25 David S. Miller <davem@redhat.com>
1199 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
1200 for DECL being NULL.
1202 2002-04-25 Steve Christiansen <smc@us.ibm.com>
1204 * doc/md.texi (Machine Constraints): Add IA-64 constraints.
1206 2002-04-25 Eric Botcazou <ebotcazou@multimania.com>
1208 * c-decl.c (grokdeclarator): Remove outdated ??? note
1209 on invalid declaration of flexible array members.
1211 2002-04-25 Richard Henderson <rth@redhat.com>
1213 * doc/invoke.texi: Document -gdwarf{,-2} vs debug level.
1215 2002-04-25 Ulrich Weigand <uweigand@de.ibm.com>
1217 * config/s390/s390.c (s390_emit_epilogue): Always restore registers
1218 needed by the compiler, even if they are used as global regs.
1220 2002-04-25 Matt Hiller <hiller@redhat.com>
1222 * mips.c (mips_class_max_nregs, mips_register_move_cost): New
1224 * mips.h (CLASS_MAX_NREGS, REGISTER_MOVE_COST): Redefine as calls
1225 of the corresponding functions.
1226 * mips-protos.h (mips_class_max_nregs, mips_register_move_cost):
1229 2002-04-25 Matt Hiller <hiller@redhat.com>
1231 * config/mips/mips.h (mips_sw_reg_names): Declare as extern.
1233 (ALL_COP_ADDITIONAL_REGISTER_NAMES): New macro.
1234 (FIRST_PSEUDO_REGISTER): Redefine considering coprocessor
1235 registers, adjust comment accordingly.
1236 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
1237 reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGISTER_NAMES,
1238 DEBUG_REGISTER_NAMES, REG_ALLOC_ORDER): Adjust to include entries
1239 for coprocessor registers.
1240 (ADDITIONAL_REGISTER_NAMES): Include
1241 ALL_COP_ADDITIONAL_REGISTER_NAMES.
1243 (COP0_REG_FIRST, COP0_REG_LAST, COP0_REG_NUM,
1244 COP2_REG_FIRST, COP2_REG_LAST, COP2_REG_NUM,
1245 COP3_REG_FIRST, COP3_REG_LAST, COP3_REG_NUM,
1246 COP0_REG_P, COP2_REG_P, COP3_REG_P, ALL_COP_REG_P,
1247 COPNUM_AS_CHAR_FROM_REGNUM, COP_REG_CLASS_P): New macros.
1249 (mips_char_to_class): Adjust comment to include coprocessor
1252 * config/mips/mips.c (coprocessor_operand, coprocessor2_operand):
1254 (mips_reg_names, mips_regno_to_class): Include coprocessor
1256 (mips_sw_reg_names): Ditto, make non-static.
1257 (mips_move_1word): Handle moves to and from coprocessor registers.
1258 (mips_move_2words): Handle moves to and from coprocessor
1260 (mips_class_max_nregs, mips_register_move_cost): Handle
1261 coprocessor register classes.
1262 (override_options): Initialize mips_char_to_class and
1263 mips_hard_regno_mode_ok properly for coprocessor registers.
1265 * config/mips/mips.md (movdi_internal, movdi_internal2,
1266 movsi_internal1, movsi_internal2): Add constraint-sets for
1267 coprocessor registers.
1268 * testsuite/gcc.c-torture/mipscop-1.c: New testcase.
1269 * testsuite/gcc.c-torture/mipscop-1.x: Disable above if target
1271 * testsuite/gcc.c-torture/mipscop-2.c: New testcase.
1272 * testsuite/gcc.c-torture/mipscop-2.x: Disable above if target
1274 * testsuite/gcc.c-torture/mipscop-3.c: New testcase.
1275 * testsuite/gcc.c-torture/mipscop-3.x: Disable above if target
1277 * testsuite/gcc.c-torture/mipscop-4.c: New testcase.
1278 * testsuite/gcc.c-torture/mipscop-4.x: Disable above if target
1281 * doc/tm.texi: Document feature.
1283 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
1285 * integrate.c (function_attribute_inlinable_p): Simplify.
1286 Check the table pointer is not NULL.
1288 2002-04-25 Steven Bosscher <S.Bosscher@student.tudelft.nl>
1290 * doc/c-tree.texi: Fix typo in introduction.
1292 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
1294 * c-common.h (c_common_parse_file): Update.
1295 * c-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
1296 * c-lex.c (YYDEBUG): Get from c-lex.h.
1297 (c_common_parse_file): Update.
1298 * c-lex.h (YYDEBUG, yydebug): New.
1299 * c-parse.in (YYDEBUG): Get from c-lex.h.
1300 (c_set_yydebug): Remove.
1301 * c-tree.h (c_set_yydebug): Remove.
1302 * langhooks-def.h (lhd_do_nothing_i): New.
1303 (lhd_set_yydebug, LANG_HOOKS_SET_YYDEBUG): Remove.
1304 (LANG_HOOKS_PARSE_FILE, LANG_HOOKS_INITIALIZER): Update.
1305 * langhooks.c (lhd_do_nothing_i): New.
1306 (lhd_set_yydebug): Remove.
1307 * langhooks.h (struct lang_hooks): Update.
1308 * toplev.c (set_yydebug): New.
1309 (compile_file): Update call to parse_file hook.
1310 (decode_d_option): Update.
1312 * objc-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
1314 Wed Apr 24 23:45:37 2002 J"orn Rennecke <joern.rennecke@superh.com>
1316 * loop.c (load_mems): Don't change the interface of called functions.
1318 * calls.c (expand_call): Take current_function_pretend_args_size
1319 into account when setting argblock for sibcalls.
1321 2002-04-24 Matt Hiller <hiller@redhat.com>
1323 * cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.
1326 * cpplex.c (skip_line_comment): Process comment one multibyte
1327 character at a time rather than one char at a time, if
1329 (parse_string): Process string one multibyte character at a time
1330 rather than one char at a time, if appropriate.
1331 * c-lex.c (lex_string): Lex and copy multibyte strings
1333 * cpplib.h (cppchar_t): Change to unsigned.
1335 2002-04-24 Richard Henderson <rth@redhat.com>
1338 * c-decl.c (grokdeclarator): Don't pedwarn variable sized arrays
1341 Wed Apr 24 21:51:54 2002 J"orn Rennecke <joern.rennecke@superh.com>
1343 * sh.c (sh_va_arg): If argument was passed by reference,
1344 dereference the pointer.
1346 * sh.h (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
1348 * sh.md (divsi3_i4_media): Use match_operand for input values
1349 rather than hard registers.
1350 (divsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
1351 unnecessarily through hard registers. Keep copies of pseudo
1352 registers outside of the libcall sequence.
1354 * sh.md (casesi_shift_media): Add modes.
1356 * sh.h (RETURN_IN_MEMORY): Return variable size BLKmode
1359 2002-04-24 Neil Booth <neil@daikokuya.demon.co.uk>
1361 * attribs.c (c_common_attribute_table): Move table and handlers
1363 (format_attribute_table, lang_attribute_table,
1364 lang_attribute_common): Remove.
1365 (init_attributes): Replace NULL pointers with pointers to the
1367 (handle_packed_attribute, handle_nocommon_attribute,
1368 handle_common_attribute, handle_noreturn_attribute,
1369 handle_noinline_attribute, handle_always_inline_attribute,
1370 handle_used_attribute, handle_unused_attribute,
1371 handle_const_attribute, handle_transparent_union_attribute,
1372 handle_constructor_attribute, handle_destructor_attribute,
1373 handle_mode_attribute, handle_section_attribute,
1374 handle_aligned_attribute, handle_weak_attribute,
1375 handle_alias_attribute, handle_visibility_attribute,
1376 handle_no_instrument_function_attribute, handle_malloc_attribute,
1377 handle_no_limit_stack_attribute, handle_pure_attribute,
1378 handle_deprecated_attribute, handle_vector_size_attribute,
1379 vector_size_helper): Move to c-common.c.
1380 * c-common.c (c_common_attribute_table,
1381 handle_packed_attribute, handle_nocommon_attribute,
1382 handle_common_attribute, handle_noreturn_attribute,
1383 handle_noinline_attribute, handle_always_inline_attribute,
1384 handle_used_attribute, handle_unused_attribute,
1385 handle_const_attribute, handle_transparent_union_attribute,
1386 handle_constructor_attribute, handle_destructor_attribute,
1387 handle_mode_attribute, handle_section_attribute,
1388 handle_aligned_attribute, handle_weak_attribute,
1389 handle_alias_attribute, handle_visibility_attribute,
1390 handle_no_instrument_function_attribute, handle_malloc_attribute,
1391 handle_no_limit_stack_attribute, handle_pure_attribute,
1392 handle_deprecated_attribute, handle_vector_size_attribute,
1393 vector_size_helper): Move from attribs.c.
1394 * c-common.h (c_common_attribute_table,
1395 c_common_format_attribute_table): New.
1396 * c-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
1397 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
1398 * langhooks-def.h (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
1399 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_ATTRIBUTE_TABLE): New.
1400 (LANG_HOOKS_INITIALIZER): Update.
1401 * langhooks.h (struct lang_hooks): 3 new attribute hooks.
1402 * target-def.h (TARGET_ATTRIBUTE_TABLE): Default to NULL.
1403 * target.h: Update comment.
1404 * tree.c (default_target_attribute_table): Remove.
1405 * tree.h (default_target_attribute_table, format_attribute_table,
1406 lang_attribute_table, lang_attribute_common): Remove.
1408 * objc-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
1409 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
1411 2002-04-24 Jason Merrill <jason@redhat.com>
1413 * dwarf2.h (enum dwarf_attribute): Add DW_AT_GNU_vector.
1414 * dwarf2out.c (dwarf_attr_name): Support it.
1415 (gen_array_type_die): Emit it.
1416 (lookup_type_die): No special handling for VECTOR_TYPE.
1417 (gen_type_die): Hand VECTOR_TYPE off to gen_array_type_die.
1419 2002-04-24 Richard Henderson <rth@redhat.com>
1421 * config/mips/mips.md (movdi_usd): Renumber.
1423 2002-04-24 David S. Miller <davem@redhat.com>
1426 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Return false if
1427 32-bit Sparc and current_function_returns_struct is true.
1429 Wed Apr 24 13:48:25 CEST 2002 Jan Hubicka <jh@suse.cz>
1431 * loop.c (canonicalize_condition): Use gen_int_mode.
1433 2002-04-24 Aldy Hernandez <aldyh@redhat.com>
1435 * config/rs6000/altivec.h: Cleanup file. Add non individual
1457 (vec_vcmpequb): New.
1458 (vec_vcmpequh): New.
1459 (vec_vcmpequw): New.
1460 (vec_vcmpeqfp): New.
1461 (vec_vcmpgefp): New.
1462 (vec_vcmpgtub): New.
1463 (vec_vcmpgtsb): New.
1464 (vec_vcmpgtuh): New.
1465 (vec_vcmpgtsh): New.
1466 (vec_vcmpgtuw): New.
1467 (vec_vcmpgtsw): New.
1468 (vec_vcmpgtfp): New.
1469 (vec_vcmpgefp): New.
1474 (vec_vexptefp): New.
1479 (vec_lde): Add vector float variant.
1484 (vec_vmhaddshs): New.
1506 (vec_vmladduhm): New.
1507 (vec_vmhraddshs): New.
1509 (vec_vmsummbm): New.
1510 (vec_vmsumuhm): New.
1511 (vec_vmsumshm): New.
1512 (vec_vmsumuhs): New.
1513 (vec_vmsumshs): New.
1522 (vec_vnmsubfp): New.
1540 (vec_vrsqrtefp): New.
1551 (vec_vspltisb): New.
1552 (vec_vspltish): New.
1553 (vec_vspltisw): New.
1578 (vec_vsum4ubs): New.
1579 (vec_vsum4sbs): New.
1580 (vec_vsum4shs): New.
1581 (vec_vsum2sws): New.
1592 2002-04-23 Eric Botcazou <ebotcazou@multimania.com>
1595 * fold-const.c (split_tree): Add MINUS_LITP parameter; separate
1596 added literals from substracted literals.
1597 (associate_trees): Don't convert MINUS_EXPR into PLUS_EXPR.
1598 (fold) [associate]: Preserve MINUS_EXPR if needed.
1600 2002-04-23 Zack Weinberg <zack@codesourcery.com>
1602 * doc/install.texi: Clarify which versions of alpha*-dec-osf*
1605 2002-04-23 Tom Tromey <tromey@redhat.com>
1607 * gcc.c: Added --resource. For PR java/6314.
1609 2002-04-23 David O'Brien <obrien@FreeBSD.org>
1611 * cp/g++spec.c: Use profiled libstdc++ and libm with -p/-pg.
1612 * config/freebsd.h (MATH_LIBRARY_PROFILE): Use the _p verions of
1615 2002-04-23 David O'Brien <obrien@FreeBSD.org>
1617 * config/freebsd.h(OBJECT_FORMAT_ELF): Define.
1619 Tue Apr 23 14:24:25 CEST 2002 Jan Hubicka <jh@suse.cz>
1621 * i386.c (ix86_output_addr_diff_elt): Avoid x86_64 binutils bug
1623 (ix86_expand_int_movcc): Avoid x86_64 compilation chrash.
1624 (ix86_expand_clrstr): Fix typo.
1625 * loop.c (gen_load_of_final_value): New.
1626 (loop_givs_rescan, strength_reduce, check_dbra_loop):
1629 2002-04-23 Roger Sayle <roger@eyesopen.com>
1631 * builtins.c (builtin_memset_gen_str): New function.
1632 (expand_builtin_memset): Optimize the case of constant length, but
1635 2002-04-23 Aldy Hernandez <aldyh@redhat.com>
1637 * config/rs6000/altivec.h (vec_step): Remove extraneous
1639 (vec_ctu): Cast return.
1641 2002-04-23 Alan Modra <amodra@bigpond.net.au>
1644 * function.h: (struct function): Add profile_label_no field.
1645 (current_function_profile_label_no): Define.
1646 * function.c: (profile_label_no): New static var.
1647 (expand_function_start): Increment it, and copy to
1648 current_function_profile_label_no.
1649 * output.h (profile_label_no): Delete.
1650 * final.c (profile_label_no): Delete.
1651 (profile_function): Use current_function_profile_label_no.
1652 (final_end_function): Don't increment profile_label_no here.
1653 * config/i386/i386.c (ix86_osf_output_function_prologue): Replace
1654 profile_label_no with current_function_profile_label_no.
1655 * config/pa/pa.c (current_function_number): Delete.
1656 (pa_output_function_prologue): Don't output profile label here.
1657 (hppa_profile_hook): Use label_no param rather than
1658 current_function_number.
1659 (FUNC_BEGIN_PROLOG_LABEL): Move to ..
1660 * config/pa/pa.h: .. here.
1661 (FUNCTION_PROFILER): Output profile label here.
1663 2002-04-22 Eric Christopher <echristo@redhat.com>
1665 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Revert
1666 patch of 2002-04-09 due to binutils issues.
1667 (FUNCTION_ARG_REGNO_P): Ensure even numbered float register.
1669 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
1671 * config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm'
1672 constraint to 'o' for m=r and r=m alternatives.
1673 ("*movv8hi_internal1"): Same.
1674 ("*movv16qi_internal1"): Same.
1675 ("*movv4sf_internal1"): Same.
1677 2002-04-22 Janis Johnson <janis187@us.ibm.com>
1679 * rtl.h (RTX_FLAG): New macro.
1680 * emit-rtl.c (copy_most_rtx): Use macros to access rtx flags.
1681 * final.c (alter_subreg): Use macro to access rtx flag.
1682 * integrate.c (copy_rtx_and_substitute): Use new access macro.
1683 * print-rtl.c (print_rtx): Use new access macro.
1685 * cse.c (insert): Check rtx code before accessing flag.
1687 * genattrtab.c (ATTR_IND_SIMPLIFIED_P, ATTR_CURR_SIMPLIFIED_P,
1688 ATTR_PERMANENT_P, ATTR_EQ_ATTR_P): New.
1689 (attr_hash_add_string, attr_rtx_1, attr_copy_rtx, check_attr_test,
1690 convert_const_symbol_ref, make_canonical, make_alternative_compare,
1691 evaluate_eq_attr, attr_rtx_cost, simplify_test_exp_in_temp,
1692 simplify_test_exp, optimize_attrs, simplify_by_exploding,
1693 find_and_mark_used_attributes, unmark_used_attributes,
1694 add_values_to_cover, simplify_with_current_value,
1695 simplify_with_current_value_aux, clear_struct_flag, walk_attr_value,
1696 copy_rtx_unchanging, main): Use new access macros.
1698 2002-04-22 Tom Rix <trix@redhat.com>
1700 * expmed.c (init_expmed): Generate shifted constant once.
1702 2002-04-22 Zack Weinberg <zack@codesourcery.com>
1704 * c-lex.c (lex_charconst): Call convert to get constant in
1705 proper type; don't just smash the type field.
1708 * config.gcc: Add list of obsolete configurations. Disallow
1709 building these without --enable-obsolete.
1710 * doc/install.texi: Document --enable-obsolete and obsoletion
1711 policy. Mention obsoletion of individual targets in
1714 2002-04-22 Richard Henderson <rth@redhat.com>
1716 * config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
1718 2002-04-22 Mark Mitchell <mark@codesourcery.com>
1721 * function.c (fixup_memory_subreg): Add promoted_mode parameter.
1722 (walk_fixup_memory_subreg): Likewise.
1723 (fixup_var_refs_insn): Adjust accordingly.
1724 (fixup_var_refs_1): Likewise.
1726 2002-04-22 Ulrich Weigand <uweigand@de.ibm.com>
1728 * config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC,
1729 LIBPATH_ARCH64_SPEC): Define.
1730 (EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64.
1731 (STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath.
1732 (LINK_ARCH31_SPEC): Add libpath_arch31 to search path.
1733 (LINK_ARCH64_SPEC): Add libpath_arch64 to search path.
1735 2002-04-22 Joel Sherrill <joel@OARcorp.com>
1737 * gthr-rtems.h: Correct prototypes to remove warnings.
1739 2002-04-22 Richard Henderson <rth@redhat.com>
1742 * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
1744 * gcse.c (free_insn_expr_list_list): New.
1745 (clear_modify_mem_tables): Use it. Fix bit set usage.
1746 (canon_list_insert): Use EXPR_LISTs for expressions.
1747 (record_last_mem_set_info): Factor BLOCK_NUM (insn).
1749 2002-04-22 Neil Booth <neil@daikokuya.demon.co.uk>
1751 * cppfiles.c (_cpp_pop_file_buffer): Return void. Move
1752 file change and include code to _cpp_pop_buffer.
1753 * cpphash.h (struct pending_option): Predeclare.
1754 (struct cpp_reader): New member next_include_file.
1755 (_cpp_pop_file_buffer): Update.
1756 (_cpp_push_next_buffer): Update, rename.
1757 * cppinit.c (cpp_destroy): Free include chain and pending here.
1758 (cpp_finish_options): Simplify.
1759 (_cpp_push_next_buffer): Rename and clean up.
1760 * cpplib.c (cpp_pop_buffer): Move code from _cpp_pop_file_buffer.
1762 * cppmacro.c (cpp_scan_nooutput): Set return_at_eof here.
1764 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
1766 * config/rs6000/altivec.h (vec_xor): Add variant for both args
1767 being vector signed int.
1769 (vec_xor): Add variant for both args being vector signed char.
1770 Remove redundant variant.
1773 2002-04-21 David S. Miller <davem@redhat.com>
1775 * config/sparc/sparc.md (set then compare DI mode peephole2): Fix
1776 compare mode in output RTL.
1778 2002-04-22 David Edelsohn <edelsohn@gnu.org>
1780 * config/rs6000/rs6000.c (rs6000_override_options): Correct
1781 style and formatting of previous patch.
1783 2002-04-22 Alan Modra <amodra@bigpond.net.au>
1785 * config/rs6000/rs6000.c (rs6000_override_options): Always clear
1786 flag_pic for ABI_AIX.
1788 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
1790 * cppexp.c (struct op, parse_number): Replace U_CHAR with uchar.
1791 * cppfiles.c (read_include_file): Similarly.
1792 * cpphash.h (DSC, U_CHAR, ustrcmp, ustrncmp, ustrlen,
1793 uxstrdup ustrchr, ufputs): Similarly.
1794 * cppinit.c (TRIGRAPH_MAP, cpp_destroy): Similarly.
1795 * cpplex.c (parse_slow, unescaped_terminator_p, save_comment,
1796 cpp_ideq, parse_identifier, parse_number): Similarly.
1797 * cpplib.c (struct directive, dequote_string, D, run_directive,
1798 cpp_push_buffer): Similarly.
1799 * cppmacro.c (new_string_token, builtin_macro, cpp_quote_string,
1800 _cpp_create_definition, check_trad_stringification,
1801 cpp_macro_definition): Similarly.
1803 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
1805 * cppmacro.c (funlike_invocation_p): Don't step back
1808 2002-04-21 David Edelsohn <edelsohn@gnu.org>
1810 * config/rs6000/rs6000.c (output_profile_hook): Do not increment
1813 2002-04-20 Joseph S. Myers <jsm28@cam.ac.uk>
1815 * doc/invoke.texi: Remove Chill references.
1816 * doc/gcc.texi: Update last modified date.
1818 2002-04-20 Kazu Hirata <kazu@hxi.com>
1820 * config/h8300/lib1funcs.asm (___mulsi3): Remove unnecessary
1821 push and pop. Replace add.l with add.w.
1823 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
1825 * config/h8300/lib1funcs.asm (___mulsi3): Use hardware
1826 multiply instructions for H8/300H case.
1828 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
1830 * config/h8300/lib1funcs.asm (___cmpsi2, ___ucmpsi2):
1831 Bum three instructions from each routine.
1833 2002-04-20 Neil Booth <neil@daikokuya.demon.co.uk>
1835 * Makefile.in: Update.
1836 * decl.c (push_c_function_context, pop_c_function_context,
1837 mark_c_function_context): Rename for consistency.
1838 * c-objc-common.c (c_objc_common_init): Langhooks set elsewhere.
1839 * c-tree.h (push_c_function_context, pop_c_function_context,
1840 mark_c_function_context): Rename for consistency.
1841 * c-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1842 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
1843 * function.c (init_lang_status, save_lang_status,
1844 restore_lang_status, mark_lang_status, free_lang_status):
1845 Move to langhooks.h.
1846 (push_function_context_to, pop_function_context_from,
1847 free_after_parsing, prepare_function_start, ggc_mark_struct_function):
1849 * function.h (init_lang_status, save_lang_status,
1850 restore_lang_status, mark_lang_status, free_lang_status):
1851 Move to langhooks.h.
1852 * langhooks-def.h (LANG_HOOKS_FUNCTION_INIT,
1853 LANG_HOOKS_FUNCTION_FREE, LANG_HOOKS_FUNCTION_ENTER_NESTED,
1854 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK,
1855 LANG_HOOKS_FUNCTION_INITIALIZER): New.
1856 (LANG_HOOKS_INITIALIZER): Update.
1857 (lhd_do_nothing_f): New.
1858 * langhooks.h (struct lang_hooks_for_functions): New.
1859 (struct lang_hooks): New hooks.
1860 * langhooks.c (lhd_do_nothing_f): New.
1862 * objc-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1863 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
1865 2002-04-19 David S. Miller <davem@redhat.com>
1867 * config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
1868 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise.
1870 2002-04-19 Jakub Jelinek <jakub@redhat.com>
1872 PR optimization/3756
1873 * config/i386/i386.c (ix86_expand_int_movcc): Optimize
1874 x = ((int) y < 0) ? cst1 : cst2.
1876 2002-04-19 Jakub Jelinek <jakub@redhat.com>
1879 * function.c: Reapply patch for c/6358.
1880 (expand_function_end): Copy decl_rtl's mode, not
1881 current_function_return_rtx mode.
1883 2002-04-19 Joel Sherrill <joel@OARcorp.com>
1885 * config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF
1888 2002-04-19 Tom Tromey <tromey@redhat.com>
1890 * doc/install.texi (Specific): Update status of Solaris 2.8.
1893 2002-04-19 Andreas Schwab <schwab@suse.de>
1895 * real.c: Allow sizeof (REAL_VALUE_TYPE) > 2*NE.
1896 (PUT_REAL): Restore old definition.
1898 2002-04-19 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
1899 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1901 * doc/install.texi (Specific, sparc-sun-solaris2*): Mention that
1902 binutils 2.11.2 and higher generate smaller binaries than Sun's
1905 2002-04-19 Mark Mitchell <mark@codesourcery.com>
1908 * toplev.c (rest_of_compilation): Do not defer functions for which
1909 TREE_SYMBOL_REFERENCED has already been set.
1911 Fri Apr 19 15:53:03 CEST 2002 Jan Hubicka <jh@suse.cz>
1913 * i386.md (movsi_1, movhi_1): Force reload to use more flexible
1916 2002-04-19 Neil Booth <neil@daikokuya.demon.co.uk>
1918 * builtins.c: Include langhooks.h.
1919 (lang_type_promotes_to): Remove.
1920 (expand_builtin_va_arg): Use new hook.
1921 * c-common.c (c_common_nodes_and_builtins): Don't set hook.
1922 (simple_type_promotes_to): Move to c-typeck.c.
1923 * c-common.h (simple_type_promotes_to): Remove.
1924 * c-decl.c (duplicate_decls, grokdeclarator): Update.
1925 * c-format.c: Include langhooks.h.
1926 (check_format_types): Update.
1927 * c-tree.h (c_type_promotes_to): New.
1928 * c-typeck.c (c_type_promotes_to): Move from c-common.c.
1929 (type_lists_compatible_p): Update.
1930 * langhooks-def.h (lhd_type_promotes_to): New.
1931 (LANG_HOOKS_TYPE_PROMOTES_TO): New.
1932 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
1933 * langhooks.c (lhd_type_promotes_to): New.
1934 * langhooks.h (struct lang_hooks_for_types): New hook.
1935 * tree.h (lang_type_promotes_to): Remove.
1937 * objc-lang.c (LANG_HOOKS_TYPE_PROMOTES_TO): Redefine.
1939 2002-04-18 Richard Henderson <rth@redhat.com>
1941 * function.c: Revert patch for c/6358.
1943 2002-04-18 Richard Henderson <rth@redhat.com>
1945 * ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN
1946 blocks. Handle multiple references to the TRAP block. Handle
1947 non-adjacent THEN and OTHER blocks.
1949 2002-04-18 Richard Henderson <rth@redhat.com>
1951 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't
1952 crash with no type for by-mode libcalls.
1954 * config/ia64/ia64.md (conditional_trap): Fix predicate polarity.
1956 2002-04-18 Bob Wilson <bob.wilson@acm.org>
1958 * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
1959 __xtensa_nonlocal_goto): Use a syscall instructions to flush
1960 the register windows.
1962 2002-04-18 Zack Weinberg <zack@codesourcery.com>
1964 * real.h: Define REAL_VALUE_TYPE_SIZE as 96 or 160, as
1965 appropriate. Document need for extended precision even when
1966 MAX_LONG_DOUBLE_TYPE_SIZE is smaller. Define REAL_WIDTH here,
1967 based on REAL_VALUE_TYPE_SIZE. Use REAL_WIDTH to size
1968 REAL_VALUE_TYPE. Define CONST_DOUBLE_FORMAT here. Use #error
1969 instead of relying on later syntax error when REAL_WIDTH > 5.
1970 * real.c: Define NE based only on whether or not we have a
1971 full 128-bit extended type (not INTEL_EXTENDED_IEEE_FORMAT).
1972 Require sizeof(REAL_VALUE_TYPE) == 2*NE. Unconditionally
1973 define GET_REAL and PUT_REAL as simple memcpy operations; no
1974 need to byteswap or round.
1975 Use #error instead of #ifdef-ing out the entire file, for
1976 prompt error detection.
1978 * rtl.c, gengenrtl.c: No need to calculate CONST_DOUBLE_FORMAT here.
1980 2002-04-18 David S. Miller <davem@redhat.com>
1982 * config/sparc/sparc.h (BRANCH_COST): Define.
1984 * fold-const.c (BRANCH_COST): Don't provide default here, expr.h
1987 2002-04-18 Hans-Peter Nilsson <hp@bitrange.com>
1989 * flow.c (update_life_info): Ignore return value of cleanup_cfg.
1990 Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in
1991 propagate_block calls after relaxation loop using new variable
1992 stabilized_prop_flags.
1994 2002-04-18 Richard Henderson <rth@redhat.com>
1996 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New.
1997 (ia64_va_arg): Expect variable sized types by reference.
1998 * config/ia64/ia64-protos.h: Update.
1999 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use
2000 ia64_function_arg_pass_by_reference.
2002 2002-04-18 Richard Henderson <rth@redhat.com>
2004 * ifcvt.c: Include except.h.
2005 (block_has_only_trap): Break out from find_cond_trap.
2006 (find_cond_trap): Use it. Always delete the trap block.
2007 (merge_if_block): Allow then block null. Be less simplistic about
2008 what insns can end a block.
2009 * Makefile.in (ifcvt.o): Depend on except.h.
2011 * config/ia64/ia64.md (trap, conditional_trap): New.
2013 2002-04-18 Jakub Jelinek <jakub@redhat.com>
2016 * function.c (assign_parms): Assign hard current_function_return_rtx
2018 (expand_function_end): ...not here.
2020 2002-04-18 Neil Booth <neil@daikokuya.demon.co.uk>
2022 * c-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
2023 * c-tree.h (c_incomplete_type_error): New.
2024 * c-typeck.c (require_complete_type, build_component_ref): Update.
2025 (incomplete_type_error): Rename.
2026 * langhooks-def.h (lhd_incomplete_type_error): New.
2027 (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): New.
2028 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
2029 * langhooks.c (lhd_incomplete_type_error): New.
2030 * langhooks.h (struct lang_hooks_for_types): New hook.
2031 * tree.c (size_in_bytes): Use new hook.
2032 * tree.h (incomplete_type_error): Remove.
2034 * objc-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
2036 2002-04-18 Zack Weinberg <zack@codesourcery.com>
2038 * config/arc/arc.md: Remove #if HOST_FLOAT_FORMAT !=
2039 TARGET_FLOAT_FORMAT blocks.
2041 2002-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2043 * doc/install.texi (Downloading the source): Do not mention Chill
2044 any longer, but mention Ada.
2045 (Configuration): Do not mention Chill any longer.
2047 2002-04-18 Hans-Peter Nilsson <hp@axis.com>
2049 * config/cris/cris.h (TARGET_VERSION): Remove local version number.
2051 Thu Apr 18 17:14:08 CEST 2002 Jan Hubicka <jh@suse.cz>
2053 * i386.h (SSE_FLOAT_MODE_P): Fix bogus conflict resolution
2056 2002-04-18 Jakub Jelinek <jakub@redhat.com>
2058 * fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
2059 instead of unsigned_type.
2061 Thu Apr 18 15:49:12 CEST 2002 Jan Hubicka <jh@suse.cz>
2063 * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
2064 * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
2067 2002-04-18 Bernd Schmidt <bernds@redhat.com>
2069 * attribs.c (vector_type_node_list): New static variable.
2070 (handle_vector_size_attribute): Use it to avoid generating a
2071 new type node each time we are called.
2073 * combine.c (subst): Avoid trying to make a vector mode subreg of
2074 an integer constant.
2075 (gen_lowpart_for_combine): Likewise.
2077 2002-04-18 Roger Sayle <roger@eyesopen.com>
2078 Jakub Jelinek <jakub@redhat.com>
2080 * fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
2081 for integer constant c (if x has unsigned type or sign bit is not
2082 set in c). This folds the zero/sign extension into the bit-wise and
2085 2002-04-18 Jakub Jelinek <jakub@redhat.com>
2088 * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
2091 2002-04-17 NIIBE Yutaka <gniibe@m17n.org>
2093 * config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
2095 2002-04-17 Nick Clifton <nickc@cambridge.redhat.com>
2097 * gcc.c (read_specs): Detect and fail if an attempt is made to
2098 rename a spec string to an already existing string.
2100 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
2102 * config/s390/s390.c (legitimize_pic_address): Do not generate
2103 illegal address constant without CONST.
2105 2002-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2107 * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
2108 * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
2110 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
2112 PR optimization/6305
2113 * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
2114 to make sure previous reloads are taken into account. Generate
2115 better code if one operand is an in-range immediate constant.
2117 2002-04-16 Andrew Haley <aph@cambridge.redhat.com>
2119 * doc/install.texi (Building): libgcj requires GNU make.
2121 2002-04-17 Jakub Jelinek <jakub@redhat.com>
2124 * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
2125 even if hard quad and register is not floating.
2126 (movtf reg<-mem split): Disallow splitting if hard quad and
2127 register is floating.
2128 (movtf mem<-reg split): Likewise.
2129 * config/sparc/sparc.c (fp_register_operand): New predicate.
2130 * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
2132 2002-04-17 Zack Weinberg <zack@codesourcery.com>
2134 * Makefile.in (PROTO_OBJS): Add cppdefault.o.
2135 (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
2136 (unprotoize.o): Ditto. Build from protoize.c. Define
2137 UNPROTOIZE on command line.
2138 * protoize.c: Include cppdefault.h. Delete include_defaults.
2139 (in_system_include_dir): Use cpp_include_defaults (defined in
2141 * unprotoize.c: Delete file.
2143 2002-04-17 Aldy Hernandez <aldyh@redhat.com>
2145 * config/rs6000/altivec.h (vec_ld): Add array variants.
2149 2002-04-17 Alan Matsuoka <alanm@redhat.com>
2150 Aldy Hernandez <aldyh@redhat.com>
2152 * config/rs6000/altivec.h: Define __ALTIVEC__.
2159 Add parentheses to all macro arguments.
2161 2002-04-16 Richard Henderson <rth@redhat.com>
2164 * except.c (remove_eh_handler): Insert inner regions at beginning
2165 of sibling chain. Refactor expressions.
2167 2002-04-16 Richard Henderson <rth@redhat.com>
2169 * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
2170 * config/sparc/sol2-gas-bi.h: New file.
2171 * config.gcc (sparc*-solaris): Add it as needed.
2172 * configure.in (AS_SPARC64_FLAG): Remove check.
2173 * config.in, configure: Regenerate.
2175 * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
2177 2002-04-16 Richard Henderson <rth@redhat.com>
2179 * config/mips/mips.c (override_options): Don't override N32 for
2183 * config/mips/mips.md (can_delay): Split out of existing define_delays.
2184 (HILO_delay): Set can_delay false.
2186 2002-04-16 Dale Johannesen <dalej@apple.com>
2188 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
2189 instruction addresses.
2190 (rs6000_output_function_epilogue): Likewise.
2192 2002-04-16 Paolo Carlini <pcarlini@unitus.it>
2194 * c-parse.in (poplevel, compstmt_start,
2195 compstmt_primary_start): Add ending ';', in accordance
2198 2002-04-16 Richard Henderson <rth@redhat.com>
2200 * config.gcc (sparcv9-solaris): Configure for 64-bit default.
2201 Adjust tm_file order to get TARGET_DEFAULT set properly.
2202 (sparc-solaris): Configure 2.[78] for 64-bit multilibs.
2203 * doc/install.texi (sparc-solaris): Update.
2205 2002-04-16 Dale Johannesen <dalej@apple.com>
2207 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
2208 comparison operands do not match each other or if modes of
2209 conditions do not match result.
2211 2002-04-16 Hartmut Penner <hpenner@de.ibm.com>
2214 * config/s390/s390.md (mulsidi3): Set both subregs of the
2217 2002-04-16 Aldy Hernandez <aldyh@redhat.com>
2219 * config/rs6000/altivec.h (vec_addc): Type check.
2221 2002-04-16 Jakub Jelinek <jakub@redhat.com>
2224 * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
2226 * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
2228 2002-04-15 Richard Henderson <rth@redhat.com>
2230 * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
2231 call_really_used_regs too.
2233 2002-04-15 Richard Henderson <rth@redhat.com>
2235 * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
2237 2002-04-15 David S. Miller <davem@redhat.com>
2239 * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
2242 2002-04-16 Jakub Jelinek <jakub@redhat.com>
2245 * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
2246 CONST_VECTOR is { 0, ... 0 }.
2248 2002-04-15 Loren J. Rittle <ljrittle@acm.org>
2250 * doc/install.texi (Installing GCC: Configuration): Clarify
2251 the only supported ways to configure gcc.
2253 2002-04-15 Roland McGrath <roland@frob.com>
2255 * config.gcc (alpha*-*-gnu*): New target configuration.
2256 * config/alpha/gnu.h: New file for it.
2257 * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
2259 2002-04-16 Mark Mitchell <mark@codesourcery.com>
2261 * c-common.h (STMT_EXPR_NO_SCOPE): New macro.
2262 * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
2263 * tree.h (expand_start_stmt_expr): Update prototype.
2264 * stmt.c (expand_start_stmt_expr): Add has_scope parameter.
2265 * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
2266 on the STMT_EXPR created for the inline function.
2268 2002-04-15 Richard Henderson <rth@redhat.com>
2270 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
2271 config/i386/linux-aout.h, config/i386/linux-oldld.h,
2272 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
2273 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
2274 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
2275 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
2276 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
2277 Define __gnu_linux__, not gnu_linux.
2278 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
2280 2002-04-15 Mark Mitchell <mark@codesourcery.com>
2282 Remove Chill front end.
2283 * gcc.c (default_compilers): Remove Chill entries.
2284 * ch: Remove directory.
2285 * doc/frontends.texi: Remove information about Chill.
2286 * doc/sourcebuild.texi: Likewise.
2287 * doc/standards.texi: Likewise.
2289 2002-04-15 Douglas B Rupp <rupp@gnat.com>
2291 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
2292 (LONGLONG_STANDALONE): Define.
2294 2002-04-15 David S. Miller <davem@redhat.com>
2296 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
2297 Call emit_library_call with LCT_NORMAL.
2298 (sparc_initialize_trampoline): Use LCT_foo instead of
2299 magic constant in emit_library_call invocations.
2300 (sparc64_initialize_trampoline): Likewise.
2301 (sparc_profile_hook): Likewise.
2302 * config/sparc/sparc.md: Likewise.
2304 * config/sparc/sparc.c (sparc_extra_constraint_check):
2305 Fix type of argument 'c'.
2306 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
2309 2002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
2311 * diagnostic.h (output_buffer_state): Redefine.
2312 (output_format_decoder): New macro.
2313 (output_prefixing_rule): Likewise.
2314 (output_line_cutoff): Likewise.
2315 (diagnostic_format_decoder): Adjust.
2316 (diagnostic_prefixing_rule): Likewise.
2317 (diagnostic_line_cutoff): Likewise.
2318 (diagnostic_state): Likewise.
2319 (diagnostic_kind_count): Likewise.
2320 (diagnostic_buffer): Now a macro.
2322 * diagnostic.c (diagnostic_buffer): Remove definition.
2323 (output_is_line_wrapping): Adjust.
2324 (set_real_maximum_length): Likewise.
2325 (output_set_maximum_length): Likewise.
2326 (init_output_buffer): Likewise.
2327 (lhd_print_error_function): Likewise.
2328 (output_do_verbatim): Likewise.
2330 2002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
2332 * cpperror.c (print_location): Don't print include chain
2334 (cpp_begin_message): Update to use DL_ macros.
2335 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
2336 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
2337 cpp_notice, cpp_notice_from_errno): Remove.
2338 (cpp_error, cpp_error_with_line): Update to take a diagnostic
2341 * cppexp.c (CPP_ICE): Remove.
2342 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
2343 lex, integer_overflow, _cpp_parse_expr): Update.
2344 * cppfiles.c (read_include_file, find_include_file,
2345 handle_missing_header, _cpp_read_file, remap_filename): Update.
2346 * cpphash.h (enum error_type): Remove.
2347 (_cpp_begin_message): Update.
2348 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
2349 cpp_handle_option, cpp_post_options): Update.
2350 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
2351 skip_whitespace, parse_identifier, parse_slow, parse_string,
2352 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
2353 cpp_interpret_charconst): Update.
2354 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
2355 lex_macro_node, do_undef, glue_header_name, parse_include,
2356 do_include_common, read_flag, do_line, do_linemarker, do_ident,
2357 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
2358 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
2359 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
2360 _cpp_pop_buffer, do_diagnostic): Update.
2361 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
2362 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
2363 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
2364 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
2365 cpp_notice, cpp_notice_from_errno): Remove.
2366 (cpp_error, cpp_error_with_line): Update to take a diagnostic
2369 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
2370 collect_args, enter_macro_context, save_parameter, parse_params,
2371 _cpp_create_definition, check_trad_stringification,
2372 cpp_macro_definition): Update.
2373 * cppmain.c (cpp_preprocess_file): Update.
2374 * fix-header.c (read_scan_file): Update.
2376 2002-04-14 Andreas Schwab <schwab@suse.de>
2378 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
2380 2002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
2382 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
2384 2002-04-13 Mark Mitchell <mark@codesourcery.com>
2386 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
2389 2002-04-13 Hans-Peter Nilsson <hp@axis.com>
2391 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
2393 2002-04-13 Joel Sherrill <joel@OARcorp.com>
2395 * config/sparc/t-elf: Enable v8 multilibs. Impacts
2396 sparc-elf and sparc-rtems targets.
2398 2002-04-13 Mark Mitchell <mark@codesourcery.com>
2400 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
2401 defined, and __gnu_hurd__ wherever __GNU__ is defined.
2402 * arm/linux-elf.h: Likewise.
2403 * cris/aout.h: Likewise.
2404 * cris/linux.h: Likewise.
2405 * i370/linux.h: Likewise.
2406 * i386/gnu.h: Likewise.
2407 * i386/linux-aout.h: Likewise.
2408 * i386/linux-oldld.h: Likewise.
2409 * i386/linux.h: Likewise.
2410 * i386/linux64.h: Likewise.
2411 * ia64/linux.h: Likewise.
2412 * m68k/linux-aout.h: Likewise.
2413 * m68k/linux.h: Likewise.
2414 * mips/linux.h: Likewise.
2415 * pa/pa-linux.h: Likewise.
2416 * pj/linux.h: Likewise.
2417 * rs6000/sysv4.h: Likewise.
2418 * s390/linux.h: Likewise.
2419 * sh/linux.h: Likewise.
2420 * sparc/linux-aout.h: Likewise.
2421 * sparc/linux.h: Likewise.
2422 * sparc/linux64.h: Likewise.
2423 * xtensa/linux.h: Likewise.
2425 2002-04-13 Richard Sandiford <rsandifo@redhat.com>
2427 * stmt.c (check_unique_operand_names): Expect operand names to
2428 be strings rather than identifiers. Use simple_cst_equal to
2430 (resolve_operand_name_1): Make same identifier to string change here.
2431 * c-parse.in (asm_operand): Convert a named operand into a string.
2432 * cp/parse.y (asm_operand): Likewise.
2434 2002-04-13 Andreas Schwab <schwab@suse.de>
2436 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
2438 2002-04-12 Mark Mitchell <mark@codesourcery.com>
2440 Revert these changes:
2442 2002-04-06 Mark Mitchell <mark@codesourcery.com>
2445 * stor-layout.c (layout_decl): Reset the RTL for the decl.
2447 2002-04-12 Richard Henderson <rth@redhat.com>
2449 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
2450 (sparc*-*-solaris): Clean up header files.
2451 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
2452 and plan on generating 64-bit code.
2453 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
2454 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
2455 * config/sparc/sol2-sld-64.h: Rename ...
2456 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
2457 for AS_SPARC64_FLAG not defined.
2458 * config/sparc/sol2-gld-bi.h: New.
2459 * config/sparc/sol2-sld.h: Remove.
2460 * config/sparc/sol26-sld.h: New.
2461 * config/sparc/sol2.h: Tidy comments.
2462 * doc/install.texi: Document sparc-solaris configury changes.
2464 2002-04-12 Richard Henderson <rth@redhat.com>
2466 * recog.c (offsettable_address_p): Match the logic in adjust_address.
2468 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
2469 in 64-bit mode only. Use only for 32-bit or MEDLOW.
2471 2002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2473 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
2475 Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
2477 * pa.c (pa_can_combine_p): Call extract_insn before calling
2480 2002-04-12 Douglas B Rupp <rupp@gnat.com>
2482 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
2483 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
2484 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
2485 (CPP_PREDEFINES): Handle __declspec.
2486 * config/i386/t-interix (USER_H): Remove.
2488 2002-04-12 DJ Delorie <dj@redhat.com>
2490 * integrate.c (compare_blocks): Make comparisons safe for when
2491 sizeof(int) < sizeof(char *).
2492 (find_block): Likewise.
2494 2002-04-12 Jan Hubicka <jh@suse.cz>
2495 David Edelsohn <edelsohn@gnu.org>
2497 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
2499 (symbol_ref_operand): New.
2500 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
2501 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
2503 2002-04-12 Andreas Schwab <schwab@suse.de>
2505 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
2506 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
2507 overrides the definition in config/svr4.h.
2509 2002-04-12 Eric Norum <eric.norum@usask.ca>
2511 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
2512 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
2513 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
2514 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
2515 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
2516 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
2517 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
2518 definitions to config/rtems.h and make the targets more similar.
2520 Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2522 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
2523 POINTERS_EXTEND_UNSIGNED.
2524 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
2525 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
2527 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
2530 Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
2532 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
2533 depends on TARGET_SHMEDIA, not TARGET_SH5.
2535 2002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
2537 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
2538 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
2540 Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
2542 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
2545 2002-04-12 Andreas Schwab <schwab@suse.de>
2547 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
2549 2002-04-12 Richard Henderson <rth@redhat.com>
2552 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
2554 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
2555 modes spanning multiple hard regs.
2557 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
2559 2002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
2561 * pa.c (pa_output_function_prologue): Don't accumulate the total
2562 number of code bytes when using TARGET_64BIT, or gas, SOM and not
2563 the portable runtime.
2564 (output_deferred_plabels): Handle 64bit plabels.
2565 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
2566 generating pic code using the GAS assembler for object formats that
2567 are not SOM (ie., ELF32 and ELF64).
2568 (output_millicode_call): Check attribute type if attribute length is 28.
2569 Likewise use $PIC_pcrel$0. Only call get_attr_length and
2570 dbr_sequence_length once.
2571 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
2572 dbr_sequence_length once.
2573 * pa.h (TARGET_SOM): Define if not defined.
2574 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
2575 with GAS and not SOM.
2576 (jump, call_internal_reg, call_value_internal_reg): Likewise.
2577 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
2579 2002-04-11 David O'Brien <obrien@FreeBSD.org>
2581 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
2582 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
2583 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
2584 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
2585 elfos.h and dbxelf.h values are fine now.
2586 * config/i386/freebsd.h, config/alpha/freebsd.h
2587 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
2589 2002-04-11 David O'Brien <obrien@FreeBSD.org>
2591 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
2592 or set Acpu or Amachine. Reformat.
2593 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
2595 (LINK_SPEC): Do not need to undef.
2596 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
2597 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
2598 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
2600 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
2601 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
2602 (LINK_SPEC): Do not need to undef.
2603 (DONT_USE_BUILTIN_SETJMP): Do not define.
2604 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
2605 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
2606 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
2607 Remove trailing spaces.
2608 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
2609 __ELF__, or set Acpu or Amachine. Reformat.
2610 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
2613 2002-04-11 David O'Brien <obrien@FreeBSD.org>
2615 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
2616 all other *-*-freebsd* targets.
2618 2002-04-11 Richard Henderson <rth@redhat.com>
2620 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
2622 2002-04-11 David O'Brien <obrien@FreeBSD.org>
2624 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
2625 Include {cpu}/{cpu}.h thru tm_file.
2626 (alpha*-*-linux*ecoff): Remove target.
2627 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
2628 (LINK_SPEC): Remove, is not OS independent.
2629 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
2630 (LINK_SPEC): Do not need to #undef any longer.
2631 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
2633 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
2635 (LINK_SPEC): Moved here from alpha/elf.h.
2636 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
2638 * config/alpha/linux-ecoff.h: Remove.
2639 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
2640 (CPP_SPEC): Define _POSIX_SOURCE as needed.
2641 (CPP_SUBTARGET_SPEC): Do not define.
2642 (LINK_SPEC): Do not need to #undef any longer.
2643 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
2644 * config/alpha/vms.h: Likewise.
2646 2002-04-11 Richard Sandiford <rsandifo@redhat.com>
2648 * doc/extend.texi: Remove old claim that typedefs cannot have
2649 an alignment attribute.
2651 2002-04-11 Jakub Jelinek <jakub@redhat.com>
2653 PR optimization/6177
2654 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
2655 bitpos is 0 and bitsize CONCAT size.
2657 2002-04-11 Jakub Jelinek <jakub@redhat.com>
2660 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
2662 2002-04-10 David O'Brien <obrien@FreeBSD.org>
2664 * config/alpha/freebsd.h: Minor reformatting.
2665 (CPP_SPEC): Define ELF and add cpp_subtarget.
2666 (ASM_SPEC): No longer needed.
2668 2002-04-11 Richard Henderson <rth@redhat.com>
2670 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
2671 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
2672 (dimode mem/zero splitter): New.
2674 2002-04-11 Hans-Peter Nilsson <hp@axis.com>
2676 * config/cris/cris.c (cris_override_options): Tweak error message
2677 for PIC not implemented.
2679 * config/cris/cris.h: Tweak comments related to parameter-passing.
2681 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
2683 2002-04-10 Richard Henderson <rth@redhat.com>
2685 * except.c (add_ehl_entry): Allow duplicates after landing pad
2688 2002-04-10 David Edelsohn <edelsohn@gnu.org>
2690 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
2692 2002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
2694 * c-decl.c (c_init_decl_processing): Move generation of
2695 decls for g77_integer_type_node and friends from here ...
2696 * c-common.c (c_common_nodes_and_builtins): ... to here.
2698 2002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
2700 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
2701 is only used as frame pointer when frame_pointer_needed is true.
2703 2002-04-10 Richard Earnshaw <rearnsha@arm.com>
2706 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
2707 for the fact that the pool entry uses two words.
2708 (movdf_hard_insn): Similarly. Also, ADR instruction can span
2710 (movdf_soft_insn): Similarly.
2711 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
2712 for the fact that the pool entry uses three words.
2714 2002-04-10 Richard Sandiford <rsandifo@redhat.com>
2716 * config/mips/mips.c (mips_va_arg): When using the struct version
2717 of the EABI va_list, allow arguments in the register save area to
2718 take up less room than a stack argument.
2720 2002-04-10 Richard Henderson <rth@redhat.com>
2722 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
2723 if EXPAND_INITIALIZER.
2725 2002-04-09 Richard Henderson <rth@redhat.com>
2727 * config/alpha/alpha.md (movdi_er_maybe_g): New.
2728 * config/alpha/alpha.c (alpha_expand_mov): Use it.
2730 2002-04-10 Alan Modra <amodra@bigpond.net.au>
2732 PR optimization/6233
2733 * rtlanal.c (pure_call_p): New function.
2734 * rtl.h (pure_call_p): Declare.
2735 * loop.c (prescan_loop): Use it to set has_nonconst_call.
2736 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
2738 2002-04-09 Eric Christopher <echristo@redhat.com>
2740 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
2741 information to .comm directive.
2743 2002-04-09 Richard Henderson <rth@redhat.com>
2746 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
2748 2002-04-09 Richard Henderson <rth@redhat.com>
2750 * basic-block.h (flow_delete_block_noexpunge): Declare.
2751 (expunge_block_nocompact): Declare.
2752 * cfg.c (expunge_block_nocompact): Split out from ...
2753 (expunge_block): ... here.
2754 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
2755 (flow_delete_block_noexpunge): Split out from ...
2756 (flow_delete_block): ... here.
2757 * cfgcleanup.c (delete_unreachable_blocks): Compact while
2758 removing dead blocks.
2759 * except.c (exception_handler_labels): Remove.
2760 (exception_handler_label_map): New.
2761 (struct eh_region): Add aka member.
2762 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
2763 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
2764 (for_each_eh_label, for_each_eh_label_1): New.
2765 (init_eh): Register exception_handler_label_map.
2766 (free_eh_status): Use free_region.
2767 (find_exception_handler_labels): Use the map, not the list.
2768 (remove_exception_handler_label): Likewise.
2769 (maybe_remove_eh_handler): Likewise.
2770 (remove_eh_handler): Use the region aka bitmap.
2771 * except.h (exception_handler_labels): Remove.
2772 (for_each_eh_label): Declare.
2773 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
2774 * loop.c (invalidate_loops_containing_label): New.
2775 (find_and_verify_loops): Use it. Use for_each_eh_label.
2776 * sched-rgn.c (is_cfg_nonregular): Use
2777 current_function_has_exception_handlers.
2779 2002-04-09 Richard Henderson <rth@redhat.com>
2781 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
2782 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
2783 Do not return changed status.
2784 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
2785 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
2786 New functions that do return changed status.
2787 * sbitmap.h: Update decls.
2788 * gcse.c, lcm.c: Use _cg functions as needed.
2790 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
2792 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
2793 (sh64-*-elf*, sh-*-rtemself*): Likewise.
2794 * config/sh/embed_bb.c: New file.
2795 * config/sh/embed-elf.h: New file.
2796 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
2797 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
2798 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
2800 (SUBTARGET_CPP_PTR_SPEC): Don't define.
2801 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
2802 Add subtarget_asm_endian_spec.
2803 (ASM_SPEC): Use subtarget_asm_endian_spec.
2804 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
2805 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
2806 (WCHAR_UNSIGNED): Define.
2807 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
2808 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
2809 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
2811 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
2812 (sh_adjust_cost): Likewise.
2813 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
2815 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
2816 (WCHAR_TYPE_SIZE): Likewise.
2817 (ASM_SPEC): Use subtarget_asm_endian_spec.
2818 (SH_ELF_WCHAR_TYPE): #undef/ #define.
2819 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
2820 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
2821 (MAX_WCHAR_TYPE_SIZE): Don't #define .
2822 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
2823 (USER_LABEL_PREFIX): Don't #undef /#define .
2824 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
2825 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
2826 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
2827 (ASM_SPEC): Likewise.
2828 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
2829 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
2830 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
2831 (LIB2FUNCS_EXTRA): Define.
2832 * t-sh64 (LIB2FUNCS_EXTRA): Define.
2833 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
2834 (LIB1ASMFUNCS_CACHE): Define.
2835 (LIB2FUNCS_EXTRA): Redefine empty.
2837 2002-04-08 Richard Henderson <rth@redhat.com>
2839 * reorg.c (get_branch_condition): Use reversed_comparison_code.
2841 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2843 * config/m68hc11/larith.asm (__map_data_section): Fix condition
2844 and optimize for size.
2845 (__do_global_ctors): Fix pointer comparison.
2846 (__do_global_dtors): Likewise.
2848 2002-04-09 David S. Miller <davem@redhat.com>
2850 * config/sparc/sparc.c (sparc_extra_constraint_check): New
2851 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
2852 allow reloading pseudos.
2853 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
2854 * config/sparc/sparc-protos.h: Declare it.
2856 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
2857 unsigned comparison warning.
2858 (output_restore_regs): Mark leaf_function as unused.
2860 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2862 * expr.c (is_aligning_offset): New function.
2863 (expand_expr, case COMPONENT_EXPR): Call it.
2865 2002-04-08 David S. Miller <davem@redhat.com>
2868 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
2870 Make init_priority work on Sparc when using GNU ld.
2871 * config/sparc/linux.h, config/sparc/linux64.h,
2872 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
2873 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
2874 * config/sparc/sol2-gld.h: New file to do the same.
2875 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
2876 sparc/sol2-gld.h to tm_file.
2878 PR optimization/4328
2879 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
2880 * doc/md.texi: Document it.
2881 * config/sparc/sparc.md (movdi_insn_sp64_novis,
2882 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
2883 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
2884 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
2885 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
2887 2002-04-08 Andreas Jaeger <aj@suse.de>
2889 * stmt.c (expand_asm_operands): Revert last patch from Richard
2892 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2894 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
2895 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
2897 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2899 * doc/contrib.texi (Contributors): Add David O'Brien.
2901 2002-04-08 Alan Modra <amodra@bigpond.net.au>
2903 * configure.in (auto-build.h): Use target_alias and build_alias
2904 when running configure.
2905 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
2906 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
2907 * configure: Regenerate.
2909 2002-04-07 David S. Miller <davem@redhat.com>
2911 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
2913 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
2916 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
2917 generating 32-bit pic code.
2919 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
2921 * cppinit.c (cpp_create_reader): Initialize
2922 discard_comments_in_macro_exp.
2923 (COMMAND_LINE_OPTIONS): Add "-CC" option.
2924 (cpp_handle_option): Handle "-CC" option.
2925 * cpplex.c (save_comment): If saving a C++ comment in
2926 a directive, convert it to a C comment.
2927 (_cpp_lex_direct): Pass second comment start character to
2928 save_comment to indicate comment type.
2929 * cpplib.c (_cpp_handle_directive): If processing
2930 a "#define" directive and discard_comments_in_macro_exp
2931 is false, re-enable saving of comments.
2932 (lex_macro_node): If discard_comments_in_macro_exp is false,
2933 discard any comments before the macro identifier.
2934 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
2936 * cppmacro.c (cpp_get_token): If expanding a macro while
2937 processing a directive, discard any comments we might encounter.
2938 (parse_params): If discard_comments_in_macro_exp is false,
2939 ignore comments in the macro parameter list.
2940 * gcc.c (cpp_unique_options): Add "-CC" option.
2941 (option_map): Map "--comments-in-macros" to "-CC".
2942 * doc/cppopts.texi: Document "-CC" option.
2943 * f/lang-specs.h: Add "-CC" option.
2944 * testsuite/gcc.dg/cpp/maccom1.c: New test.
2945 * testsuite/gcc.dg/cpp/maccom2.c: New test.
2946 * testsuite/gcc.dg/cpp/maccom3.c: New test.
2947 * testsuite/gcc.dg/cpp/maccom4.c: New test.
2948 * testsuite/gcc.dg/cpp/maccom5.c: New test.
2949 * testsuite/gcc.dg/cpp/maccom6.c: New test.
2951 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
2954 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
2956 2002-04-06 Mark Mitchell <mark@codesourcery.com>
2959 * stor-layout.c (layout_decl): Reset the RTL for the decl.
2962 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
2963 RTX_UNCHANGING_P for the functions arguments when a tail call
2966 2002-04-06 Jason Merrill <jason@redhat.com>
2968 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
2969 (parse_options_and_default_flags): Set them appropriately.
2970 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
2972 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
2974 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
2977 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
2980 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
2981 types come in by-reference. Fix typo in comment.
2983 2002-04-05 David S. Miller <davem@redhat.com>
2985 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
2986 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
2987 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
2988 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
2990 2002-04-05 David S. Miller <davem@redhat.com>
2992 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
2993 are not going to emit return instructions, emit at least a nop
2994 for the sake of sane backtraces.
2996 2002-04-05 Richard Henderson <rth@redhat.com>
2998 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
3000 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
3002 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
3004 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
3006 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
3007 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
3008 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
3010 2002-04-05 Andreas Schwab <schwab@suse.de>
3012 * c-convert.c: Include c-common.h.
3013 * Makefile.in (c-convert.o): Updated.
3015 2002-04-05 Jakub Jelinek <jakub@redhat.com>
3017 * mklibgcc.in: Use separate libgcc.map for each multilib.
3018 * Makefile.in (distclean): Don't remove libgcc.map here.
3020 2002-04-05 Jakub Jelinek <jakub@redhat.com>
3022 * Makefile.in (s-mlib): Handle --disable-multilib by separate
3023 genmultilib invocation.
3025 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
3027 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
3028 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
3029 to num_gprs for symmetry.
3030 * config/mips/mips.c: Adjust accordingly.
3032 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
3034 * c-common.c (truthvalue_conversion): Rename, update.
3035 * c-common.h (c_common_truthvalue_conversion): New.
3036 * c-convert.c (convert): Update.
3037 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
3038 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
3039 * c-typeck.c (build_binary_op, build_unary_op,
3040 build_conditional_expr): Update.
3041 * fold-const.c (constant_boolean_node, fold): Use langhook.
3042 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
3043 * langhooks.h (struct lang_hooks): New hook.
3044 * stmt.c (expand_decl_cleanup): Use langhook.
3045 * tree.h (truthvalue_conversion): Remove.
3047 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
3049 2002-04-05 Alan Modra <amodra@bigpond.net.au>
3051 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
3052 Add rules to make null object file.
3054 2002-04-04 Jim Blandy <jimb@redhat.com>
3056 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
3057 macro formal parameter names.
3059 2002-04-04 David S. Miller <davem@redhat.com>
3061 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
3063 2002-04-04 Richard Henderson <rth@redhat.com>
3066 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
3067 Support copies into and out of memory. Don't accept allows_reg
3068 and allows_mem as gospel.
3070 2002-04-04 Richard Henderson <rth@redhat.com>
3073 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
3074 (write_dependence_p): Likewise.
3076 2002-04-04 Richard Henderson <rth@redhat.com>
3078 * predict.c (estimate_bb_frequencies): Do frequency calculation
3079 with a volatile temporary.
3081 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
3083 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
3085 2002-04-04 Jakub Jelinek <jakub@redhat.com>
3088 * final.c (final_start_function): Don't bump profile_label_no here...
3089 (final_end_function): ...but here.
3091 2002-04-04 Jakub Jelinek <jakub@redhat.com>
3093 * config/sparc/sparc.md (pic): New attribute.
3094 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
3096 (split after do_builtin_setjmp_setup): New.
3098 2002-04-04 Jakub Jelinek <jakub@redhat.com>
3101 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
3104 2002-04-04 Jakub Jelinek <jakub@redhat.com>
3106 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
3107 UNITS_PER_WORD for zero sized aggregates.
3109 2002-04-03 David S. Miller <davem@redhat.com>
3111 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
3112 one-character spec for this, just use %(link_gcc_c_sequence).
3114 2002-04-03 David S. Miller <davem@redhat.com>
3116 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
3119 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
3121 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
3122 (DWARF_FRAME_RETURN_COLUMN): Move.
3123 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3124 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
3125 * pa.c (except.h, predict.h): Include.
3127 (store_reg_modify, set_reg_plus_d): Revise prototypes.
3128 (output_ascii): Add cast.
3129 (store_reg_modify): Revise to add frame notes.
3130 (set_reg_plus_d): Likewise.
3131 (compute_frame_size): Include space for eh data registers in frame if
3132 the current function calls eh_return.
3133 (hppa_expand_prologue): Ensure register %r2 is saved if the current
3134 function calls eh_return. Save eh data registers if the current
3135 function calls eh_return. Fix code to add frame notes. Emit
3136 blockage to prevent insns with frame notes being scheduled in the
3137 delay slot of calls.
3138 (hppa_expand_epilogue): Restore eh data registers and do final stack
3139 adjustment if the current function calls eh_return. Don't add frame
3141 (output_call): Revise for change in length of call insn. Don't do
3142 return pointer adjustment for an unconditional jump in the delay slot
3143 of a call when using frame notes.
3144 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
3145 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
3146 (ARG_POINTER_CFA_OFFSET): Define.
3147 * pa.md (return_external_pic): New pattern.
3148 (prologue): Correct formatting. Use return_external_pic if current
3149 function calls eh_return.
3150 (call_internal_symref, call_value_internal_symref,
3151 sibcall_internal_symref, sibcall_value_internal_symref): Change default
3152 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
3154 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
3156 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
3157 list of targets to check using "nop" insn.
3158 * configure: Rebuilt.
3160 2002-04-04 Alan Modra <amodra@bigpond.net.au>
3162 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
3164 2002-04-03 David S. Miller <davem@redhat.com>
3166 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
3167 library sequence passed to the linker.
3168 (LINK_COMMAND_SPEC): Use it.
3169 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
3170 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
3171 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
3173 2002-04-03 Jason Merrill <jason@redhat.com>
3175 * except.c (struct eh_status): Remove protect_list.
3176 (begin_protect_partials, end_protect_partials): Remove.
3177 (add_partial_entry): Remove.
3178 * except.h: Remove prototypes.
3180 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
3181 expand_decl_cleanup_eh.
3184 * tree.h (CLEANUP_EH_ONLY): New macro.
3185 * stmt.c (expand_decl_cleanup_eh): New fn.
3186 (expand_cleanups): Check CLEANUP_EH_ONLY.
3187 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
3188 Use expand_decl_cleanup_eh.
3189 (expand_stmt): Adjust.
3190 * c-common.h: Adjust prototype.
3192 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
3194 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
3195 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
3196 (cris_target_asm_function_epilogue): Ditto.
3197 (cris_initial_frame_pointer_offset): Ditto.
3198 (cris_simple_epilogue): Ditto.
3199 (cris_expand_builtin_va_arg): Variable-size types come in
3202 2002-04-03 David S. Miller <davem@redhat.com>
3204 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
3206 (set_fast_math): Correct 'fsr' type.
3208 2002-04-03 Richard Henderson <rth@redhat.com>
3211 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
3212 * toplev.c (check_global_declarations): Use it.
3213 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
3214 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
3215 (LANG_HOOKS_DECLS): Add it.
3216 * langhooks.c (lhd_warn_unused_global_decl): New.
3217 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
3218 * c-objc-common.c (c_warn_unused_global_decl): New.
3219 * c-tree.h (c_warn_unused_global_decl): Declare.
3220 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
3222 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
3224 * langhooks-def.h (lhd_set_decl_assembler_name,
3225 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
3226 (LANG_HOOKS_INITIALIZER): Update.
3227 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
3228 * langhooks.h (struct lang_hooks): New hook.
3229 * tree.c (set_decl_assembler_name): Move to langhooks.c.
3230 (lang_set_decl_assembler_name): Remove.
3231 (init_obstacks): Don't set hook.
3232 (decl_assembler_name): New function.
3233 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
3234 (decl_assembler_name): New.
3235 (lang_set_decl_assembler_name): Remove.
3237 2002-04-03 Jakub Jelinek <jakub@redhat.com>
3239 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
3240 works properly with .hidden symbols.
3241 * configure: Rebuilt.
3242 * config.in: Rebuilt.
3243 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
3244 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
3245 properly with .hidden symbols.
3247 2002-04-03 Jakub Jelinek <jakub@redhat.com>
3250 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
3253 2002-04-03 Richard Henderson <rth@redhat.com>
3256 * sched-rgn.c (sets_likely_spilled): New.
3257 (sets_likely_spilled_1): New.
3258 (add_branch_dependences): Use it.
3260 2002-04-02 Richard Henderson <rth@redhat.com>
3263 * loop.h (LOOP_FIRST_PASS): New.
3264 * loop.c (strength_reduce): Mind it when deciding to unroll.
3265 * toplev.c (rest_of_compilation): Set it.
3267 2002-04-02 David S. Miller <davem@redhat.com>
3269 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
3270 mems_ok_for_ldd_peep when the order of the loads being examined
3272 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
3273 existing comment to increase comprehension of this situation.
3275 2002-04-02 Zack Weinberg <zack@codesourcery.com>
3277 * config/sh/sh.md: Don't use union real_extract.
3279 2002-04-02 Richard Henderson <rth@redhat.com>
3281 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
3283 2002-04-02 David O'Brien <obrien@FreeBSD.org>
3285 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
3286 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
3287 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
3288 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
3289 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
3290 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
3291 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
3292 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
3293 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
3294 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
3295 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
3296 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
3297 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
3298 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
3299 Include as many configury headers via tm_file as possible. This
3300 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
3301 * config/openbsd-oldgas.h: New file.
3302 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
3303 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
3304 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
3305 config/i386/i386-coff.h, config/i386/i386-interix.h,
3306 config/i386/iscdbx.h, config/i386/linux-aout.h,
3307 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
3308 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
3309 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
3310 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
3311 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
3312 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
3313 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
3314 config/i386/vxi386.h: Do not directly include configury headers.
3315 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
3316 Directly include configury headers that are no longer automatically
3317 included by the above headers.
3318 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
3319 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
3320 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
3321 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
3322 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
3323 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
3324 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
3325 (TARGET_VERSION): Define.
3326 * config/i386/beos-elf.h, config/i386/freebsd.h,
3327 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
3328 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
3329 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
3330 config/i386/sco5.h, config/i386/sysv4.h
3331 (TARGET_VERSION): Do not need to protect.
3332 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
3333 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
3334 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
3335 config/i386/i386-interix.h, config/i386/linux-aout.h,
3336 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
3337 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
3338 (YES_UNDERSCORES): Do not define - not needed.
3339 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
3340 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
3341 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
3342 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
3343 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
3344 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
3345 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
3346 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
3348 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
3349 Richard Henderson <rth@redhat.com>
3352 * function.c (assign_temp): Accept either type or decl argument.
3353 Detect variables whose size is too large to fit into an integer.
3354 * stmt.c (expand_decl): Pass the decl, not the type.
3356 2002-04-02 David O'Brien <obrien@FreeBSD.org>
3358 * protoize.c: Match include directory usage with cppdefault.c.
3360 2002-04-03 Jeffrey A Law (law@redhat.com)
3361 Hans-Peter Nilsson <hp@bitrange.com>
3363 * combine.c (simplify_comparison): Avoid narrowing a comparison
3364 with a paradoxical subreg when doing so would drop signficant bits.
3366 2002-04-02 Steve Ellcey <sje@cup.hp.com>
3368 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
3369 if POINTERS_EXTEND_UNSIGNED is defined.
3371 2002-04-02 Richard Henderson <rth@redhat.com>
3374 * local-alloc.c (contains_replace_regs): LO_SUM may contain
3377 2002-04-02 Richard Henderson <rth@redhat.com>
3379 * doc/standards.texi: Document required freestanding libc entry points.
3381 2002-04-02 Alan Modra <amodra@bigpond.net.au>
3383 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
3384 associated splitter. Remove MQ constraint.
3385 (ctrdi_internal4): Correct CCmode clobber.
3387 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
3389 * milli64.S ($$dyncall): New function.
3390 * t-linux (LIB1ASMFUNCS): Revise module list.
3391 (LIB1ASMSRC): Use pa/milli64.S.
3393 2002-04-02 Richard Henderson <rth@redhat.com>
3395 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
3396 rename solaris_sys_varargs_h.
3398 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3400 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
3401 the same mode as its component.
3403 2002-04-02 Richard Henderson <rth@redhat.com>
3406 * final.c (this_is_asm_operands): Export.
3407 * output.h (this_is_asm_operands): Declare.
3408 * config/i386/i386.c (print_operand): Error odd asm operands.
3410 2002-04-02 Richard Henderson <rth@redhat.com>
3413 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
3415 2002-04-01 Richard Henderson <rth@redhat.com>
3418 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
3419 * fixinc/fixincl.x: Rebuild.
3421 2002-04-01 Richard Henderson <rth@redhat.com>
3423 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
3424 (atomic_alloc, atomic_free): New.
3425 (SIZE, MASK_FOR, PTR_IN): New.
3426 (emergency_reg_state, emergency_reg_state_free): New.
3427 (emergency_labeled_state, emergency_labeled_state_free): New.
3428 (reg_state_alloced, labeled_state_alloced): New.
3429 (alloc_reg_state, free_reg_state): New.
3430 (alloc_label_state, free_label_state, free_label_states): New.
3431 (push, pop, dup_state_stack, free_state_stack): Use them.
3432 (desc_label_state): Likewise.
3433 (uw_frame_state_for): Free label states and state stack.
3434 (uw_update_reg_address): Eliminate warnings.
3436 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
3438 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
3439 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
3441 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
3443 * c-decl.c (grokdeclarator): Update.
3444 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
3445 * c-tree.h (c_mark_addressable): New.
3446 * c-typeck.c (default_function_array_conversion, build_unary_op,
3447 build_array_ref, convert_for_assignment): Update.
3448 (mark_addressable): Rename.
3449 * calls.c (try_to_integrate, expand_call): Use langhook.
3450 * expr.c (expand_expr): Use langhook.
3451 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
3452 * langhooks.h (struct lang_hooks): New hook.
3453 * stmt.c (expand_asm_operands): Use langhook.
3454 * tree.h (mark_addressable): Remove.
3456 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
3458 2002-04-01 Bob Wilson <bob.wilson@acm.org>
3460 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
3463 2002-04-01 Bob Wilson <bob.wilson@acm.org>
3465 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
3466 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
3468 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
3470 * c-common.c (unsigned_conversion_warning, convert_and_check,
3471 unsigned_type, signed_type, shorten_compare,
3472 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
3473 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
3474 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
3476 * c-decl.c (grokdeclarator): Update.
3477 * c-format.c (check_format_types): Update.
3478 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
3479 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
3480 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
3481 * convert.c (convert_to_integer): Use new hooks.
3482 * expmed.c (make_tree): Use new hooks.
3483 * expr.c (store_expr): Use new hooks.
3484 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
3485 all_ones_mask_p, unextend, fold): Use new hooks.
3486 * langhooks.h (struct lang_hooks_for_types): New hooks.
3487 * tree.h (signed_or_unsigned_type, signed_type,
3488 unsigned_type): Remove.
3490 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
3491 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
3493 2002-03-31 Richard Henderson <rth@redhat.com>
3495 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
3496 (desc_frgr_mem): Fix reference to f16-f31.
3498 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3500 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
3501 RTVEC_ELT): Const-ify.
3502 * varray.h (VARRAY_CHECK): Const-ify.
3503 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
3504 ggc_mark_rtvec, ggc_mark): Const-ify.
3506 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
3508 * diagnostic.c: Include langhooks-def.h.
3509 * Makefile.in (diagnostic.o): Update.
3511 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
3513 * c-common.c (c_unsafe_for_reeval): Rename.
3514 * c-common.h (c_unsafe_for_reeval): Rename.
3515 * c-decl.c (finish_incomplete_decl): Rename.
3516 (c_init_decl_processing): Don't set langhook.
3517 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
3518 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
3519 * c-objc-common.c (c_objc_common_init): Don't set langhook.
3520 * c-tree.h (finish_incomplete_decl): Rename.
3521 * langhooks-def.h (lhd_unsafe_for_reeval): New.
3522 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
3523 (LANG_HOOKS_INITIALIZER): Update.
3524 * langhooks.c (lhd_unsafe_For_reeval): New.
3525 * langhooks.h (struct langhooks): New hooks.
3526 * toplev.c (incomplete_decl_finalize_hook): Remove.
3527 (wrapup_global_declarations): Update.
3528 * tree.c (lang_unsafe_for_reeval): Remove.
3529 (unsafe_for_reeval): Update.
3530 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
3533 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
3534 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
3536 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
3538 * diagnostic.c (print_error_function): Remove.
3539 (default_print_error_function): Rename.
3540 (report_error_function): Update.
3541 * diagnostic.h (print_error_function): Remove.
3542 (default_print_error_function): Remove.
3543 * langhooks-def.h (struct diagnostic_context): Predeclare.
3544 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
3545 (LANG_HOOKS_INITIALIZER): Update.
3546 * langhooks.h (struct diagnostic context): Predeclare.
3547 (struct lang_hooks): New hook.
3549 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3551 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
3552 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
3554 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
3555 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
3556 of PIC_OFFSET_TABLE_REGNUM thruout.
3557 * config/rs6000/rs6000.md: Likewise.
3558 * config/rs6000/darwin.h: Likewise.
3560 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3562 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
3563 unsigned HOST_WIDE_INT, not unsigned int.
3565 2002-03-31 Jakub Jelinek <jakub@redhat.com>
3567 PR middle-end/6096, middle-end/6098, middle-end/6099
3568 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
3570 (fill_slots_from_thread): Likewise.
3572 2002-03-31 Jakub Jelinek <jakub@redhat.com>
3574 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
3575 floating fields in float regs.
3576 (function_arg_record_value_2): Likewise.
3578 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
3580 * config/mmix/mmix.md (define_constants): Remove misleading
3581 FIXME. Add MMIX_fp_rO_OFFSET.
3582 ("nonlocal_goto_receiver"): Don't have stack-frame address of
3583 saved rO as part of the pattern. Remove FIXME.
3584 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
3585 here, at output-time.
3587 2002-03-31 Jakub Jelinek <jakub@redhat.com>
3590 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
3592 (output_v9branch): Likewise.
3594 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
3596 * gcc.c: Revert previous patch for now.
3597 * config/i386/djgpp.h: Likewise.
3599 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
3601 * config/mmix/crti.asm (_init): Register _fini with atexit.
3602 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
3604 2002-03-31 Richard Henderson <rth@redhat.com>
3607 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
3608 (ASM_OUTPUT_DEF_FROM_DECLS): New.
3610 2002-03-31 Richard Henderson <rth@redhat.com>
3612 * libgcc2.c (__bb_exit_func): Make static.
3614 * config/alpha/alpha.md (trap): New.
3616 2002-03-31 Richard Henderson <rth@redhat.com>
3618 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
3619 promoted argument types; build trap.
3620 (expand_builtin_trap): New.
3621 (expand_builtin): Use it.
3622 * stmt.c (expand_nl_goto_receivers): Likewise.
3623 * expr.h (expand_builtin_trap): Declare.
3624 * libfuncs.h (LTI_abort, abort_libfunc): New.
3625 * optabs.c (init_optabs): Init abort_libfunc.
3627 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
3629 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
3630 (LINK_COMMAND_SPEC): ... from here.
3631 (init_gcc_specs): Duplicate it here too, omitting
3632 shared_name in the second copy.
3633 (init_spec): Test for duplicate
3634 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
3636 2002-03-30 David S. Miller <davem@redhat.com>
3638 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3639 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
3641 2002-03-30 Roger Sayle <roger@eyesopen.com>
3642 Richard Henderson <rth@redhat.com>
3644 * regmove.c (combine_stack_adjustments_for_block): Avoid
3645 emitting a stack adjustment of zero bytes. Let delete_insn
3648 2002-03-30 Richard Henderson <rth@redhat.com>
3650 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
3651 (sparc_emitting_epilogue): New.
3652 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
3653 * config/sparc/sparc-protos.h: Update.
3654 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
3655 (TARGET_SWITCHES): Update.
3656 * config/sparc/sparc.md (return): Remove.
3657 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
3658 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
3659 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
3660 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
3661 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
3662 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
3663 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
3664 Remove MASK_EPILOGUE.
3665 * doc/invoke.texi: Update.
3667 2002-03-30 Daniel Berlin <dan@dberlin.org>
3669 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
3670 CPP will start the file for us.
3672 2002-03-30 Richard Henderson <rth@redhat.com>
3675 * config/ia64/ia64.c (group_barrier_needed_p): Special case
3676 prologue_allocate_stack.
3677 (ia64_single_set): Use insn codes for recognition of special
3678 cases, not rtl matching.
3679 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
3681 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
3683 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
3685 2002-03-30 Richard Henderson <rth@redhat.com>
3688 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
3689 or -fomit-frame-pointer with profiling.
3690 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
3691 (FUNCTION_PROFILER): Do nothing.
3692 (PROFILE_HOOK): New.
3693 * config/sparc/sparc.c (sparc_override_options): Don't check
3694 code models for profiling.
3695 (sparc_function_profiler): Remove.
3696 (sparc_profile_hook): New.
3697 * config/sparc/sparc-protos.h: Update.
3699 2002-03-30 Jakub Jelinek <jakub@redhat.com>
3701 PR optimization/6086
3702 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
3703 of SUBREG of volatile MEM or because the MEM was mode dependent,
3704 return CLOBBER instead of unmodified SUBREG.
3706 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
3708 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
3709 when not optimizing.
3711 * toplev.c (rest_of_compilation): Cann mark_constant_function
3712 only when optimizing.
3714 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
3717 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
3718 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
3719 (try_optimize_cfg): clear all AUX fields.
3721 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
3722 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
3723 (ix86_address_cost): Be prepared for SUBREGed registers.
3724 (legitimate_address_p): Accept SUBREGed registers.
3726 2002-03-29 Richard Henderson <rth@redhat.com>
3729 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
3731 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3733 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
3734 for aggregate and TFmode types.
3736 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
3738 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
3740 2002-03-29 Richard Henderson <rth@redhat.com>
3743 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
3744 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
3746 2002-03-29 Richard Henderson <rth@redhat.com>
3749 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
3750 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
3751 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
3752 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
3754 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
3756 2002-03-29 Dale Johannesen <dalej@apple.com>
3758 * loop.c (combine_movables): Do allow combination of pseudos.
3760 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
3762 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
3763 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
3764 No functional change except ...
3765 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
3766 * doc/install.texi (*-*-freebsd*): Document port configuration.
3768 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
3770 * Makefile.in (convert.o, calls.o, expmed.o): Update.
3771 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
3773 * builtin-types.def (BT_PTRMODE): Update.
3774 * c-common.c (type_for_size): Rename c_common_type_for_size.
3775 (type_for_mode): Similarly.
3776 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
3778 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
3779 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
3780 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
3782 * c-typeck.c (common_type, comptypes, default_conversion):
3784 * calls.c: Include langhooks.h.
3785 (emit_library_call_value_1): Use new hooks. Avoid redundant
3787 * convert.c: Include langhooks.h
3788 (convert_to_pointer, convert_to_integer): Use new hooks.
3789 * except.c (init_eh): Similarly.
3790 * expmed.c: Include langhooks.h.
3791 (expand_mult_add): Use new hooks.
3792 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
3793 try_casesi): Similarly.
3794 * fold-const.c (optimize_bit_field_compare, make_range,
3795 decode_field_reference, fold_truthop, fold): Similarly.
3796 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
3797 put_var_into_stack): Similarly.
3798 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
3799 LANG_HOOKS_TYPE_FOR_SIZE): New.
3800 (LANG_HOOKS_TYPES_INITIALIZER): Update.
3801 * langhooks.h (lang_hooks_for_types): New hooks.
3802 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
3803 * tree.c (get_unwidened, get_narrower): Similarly.
3804 * tree.h (type_for_mode, type_for_size): Remove.
3805 * varasm.c (force_const_mem): Use new hooks.
3806 * utils2.c (nonbinary_modular_operation): Update.
3808 * objc-act.c (handle_impent): Update.
3809 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
3812 2002-03-29 Steve Ellcey <sje@cup.hp.com>
3814 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
3815 * config/ia64/ia64.c (basereg_operand): New.
3816 * config/ia64/ia64-protos.h (basereg_operand): Declare.
3817 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
3819 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
3821 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
3822 unwind information when frame_pointer_needed.
3823 (mmix_assemble_integer): Tweak wording in comment.
3825 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
3827 * Makefile.in (except.o): Update.
3828 * except.c: Include langhooks.h.
3829 (init_eh): Use langhook.
3830 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
3831 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
3832 (LANG_HOOKS_INITIALIZER): Update.
3833 * langhooks.h (lang_hooks_for_types): New.
3834 (struct lang_hooks): Add it.
3835 * tree.c (make_lang_type_fn, make_lang_type): Remove.
3836 * tree.h (make_lang_type_fn, make_lang_type): Remove.
3838 * alpha/alpha.c: Include langhooks.h.
3839 (alpha_build_va_list): Use langhook.
3840 * d30v/d30v.c: Include langhooks.h.
3841 (d30v_build_va_list): Use langhook.
3842 * i386/i386.c: Include langhooks.h.
3843 (ix86_build_va_list): Use langhook.
3844 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
3845 * s390/s390.c: Include langhooks.h.
3846 (s390_build_va_list): Use langhook.
3847 * stormy16/stormy16.c: Include langhooks.h.
3848 (stormy16_build_va_list): Use langhook.
3850 2002-03-29 Jakub Jelinek <jakub@redhat.com>
3853 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
3855 (length): Compute variable length for branches/calls/jumps here.
3856 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
3857 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
3858 define branch_type attribute.
3859 (divsi3_sp32): Maximum length is 6 not 7.
3860 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
3861 call_address_untyped_struct_value_sp32,
3862 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
3863 * config/sparc/sparc.c (empty_delay_slot): New function.
3864 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
3865 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
3867 2002-03-29 Jakub Jelinek <jakub@redhat.com>
3869 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
3870 nonzero_bits if not needed.
3871 (nonzero_bits) [XOR]: Likewise.
3872 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
3873 reg_last_set_mode and mode are both MODE_INT, but not equal.
3874 (record_value_for_reg): Compute reg_last_set_nonzero_bits
3875 in nonzero_bits_mode for MODE_INT modes.
3877 2002-03-28 Richard Henderson <rth@redhat.com>
3880 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
3881 to GAS. Correct drift between alternatives.
3883 2002-03-28 Richard Henderson <rth@redhat.com>
3886 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
3888 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
3890 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
3891 emulation to the linker.
3893 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
3895 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
3896 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
3898 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
3900 * combine.c (simplify_and_const_int): Make sure to apply mask
3901 when force_to_mode returns a constant integer. PR3311.
3903 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
3905 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
3907 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3909 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
3910 and Objective-C Dialect Options.
3912 2002-03-28 Richard Henderson <rth@redhat.com>
3914 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
3915 comparison should be done vs !=0 not >0 return code. Tidy cases.
3917 2002-03-28 Richard Henderson <rth@redhat.com>
3919 * c-decl.c (finish_function): New arg can_defer_p. Pass it
3920 on to c_expand_body.
3921 * c-tree.h (finish_function): Update decl.
3922 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
3924 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
3926 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
3928 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
3930 * rtlanal.c: Include flags.h
3931 (may_trap_p): Do not mark FP operations if trapping
3932 if !flag_trapping_math
3933 * Makefile.in (rtlanal.o): Add dependency on flag.h
3934 * ifcvt.c (noce_operand_ok): Avoid the lameness.
3936 2002-03-27 Zack Weinberg <zack@codesourcery.com>
3938 * mips.md: Use dconst1, not 1.0, as first argument of
3939 REAL_VALUE_LDEXP. Don't use union real_extract.
3941 2002-03-28 Alan Modra <amodra@bigpond.net.au>
3943 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
3944 rather than $target. Heed program_prefix and
3945 program_transform_name. Search for gas in cross-compiler case too.
3946 "test -x" rather than "test -f".
3947 (gcc_cv_ld): Likewise.
3948 (gcc_cv_nm): Heed program_prefix and program_transform_name.
3949 (gcc_cv_objdump): Likewise.
3950 * configure: Regenerate.
3952 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
3954 * Makefile.in (attribs.o): Update.
3955 * attribs.c: Include langhooks.h.
3956 (decl_attributes): Use langhook.
3957 * c-decl.c (insert_default_attributes): Rename.
3958 * c-tree.h (c_insert_default_attributes): New.
3959 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
3960 (LANG_HOOKS_INITIALIZER): Update.
3961 * langhooks.h (struct lang_hooks): New hook.
3962 * tree.h (insert_default_attributes): Remove.
3964 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
3966 2002-03-27 Andreas Schwab <schwab@suse.de>
3968 * config/i386/i386.c (classify_argument): Also check for
3971 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3973 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
3976 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
3978 * i960.md (ret): Set PC.
3979 (nonlocal_goto): Fix expander.
3980 * builtins.c (epxand_builin_longjmp): Check that we've emitted
3983 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
3985 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
3988 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3990 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
3991 assigning to BLOCK_FOR_INSN directly.
3993 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
3995 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
3997 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
3999 * c-common.c (c_expand_expr): Fix prototype.
4000 * c-common.h (c_expand_expr): Always declare, update.
4001 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
4002 * c-objc-common.c (c_objc_common_init): No global hook.
4003 * expr.c (expand_expr): Use langhook.
4004 * expr.h (enum expand_modifier): Conditionally declare.
4005 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
4006 (LANG_HOOKS_INITIALIZER): Update.
4007 * langhooks.c (lhd_expand_expr): New.
4008 * langhooks.h (struct lang_hooks): New hook.
4009 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
4010 (lang_independent_init): Don't default hook.
4012 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
4014 2002-03-27 Richard Henderson <rth@redhat.com>
4017 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
4018 TARGET_CONST_GP. Simplify conditions.
4020 2002-03-27 Richard Henderson <rth@redhat.com>
4022 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
4023 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
4024 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
4026 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
4028 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
4029 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
4030 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
4031 Remove unnecessary masks.
4032 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
4033 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
4034 -mwindows, -mdll switches and their negations.
4036 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
4038 * gcc-common.c (lang_mark_false_label_stack): Remove.
4039 * ggc.h (lang_mark_false_label_stack): Similarly.
4041 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
4043 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
4045 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
4046 or __rtems_ is defined.
4048 2002-03-26 Richard Henderson <rth@redhat.com>
4050 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
4051 if a non-trivial load was emitted.
4052 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
4053 in high+extra+low case.
4055 2002-03-26 Richard Henderson <rth@redhat.com>
4057 * config.gcc (sparc*-solaris): Use float_format=sparc.
4059 2002-03-26 Richard Henderson <rth@redhat.com>
4061 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
4062 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
4063 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
4064 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
4065 (WINT_TYPE_SIZE): Fix at 32.
4067 2002-03-26 Richard Henderson <rth@redhat.com>
4069 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
4070 until after eh landing pad generation.
4071 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
4072 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
4074 2002-03-26 Richard Henderson <rth@redhat.com>
4076 * expr.h (ADD_PARM_SIZE): One more convert for INC.
4078 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
4080 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
4081 and warning switches.
4082 (cc1_options): Likewise.
4084 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
4086 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
4087 Restore more of the signal context. Set no_reg_stack_frame.
4088 * config/ia64/unwind-ia64.c (unw_state_record):
4089 Add no_reg_stack_frame, comments.
4090 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
4091 (uw_update_context): Adjust bsp when unwinding from leaf,
4092 but not signal frame.
4094 2002-03-26 David Edelsohn <edelsohn@gnu.org>
4096 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
4098 2002-03-26 Bob Wilson <bob.wilson@acm.org>
4100 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
4102 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
4105 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
4106 "Add a pool_range attribute", which was lost during the ARM/Thumb
4109 2002-03-26 Bob Wilson <bob.wilson@acm.org>
4111 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
4112 a register into the MAC16 accumulator.
4114 2002-03-26 Andrew Cagney <ac131313@redhat.com>
4116 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
4117 (Warning Options): Document -Wswitch-enum.
4118 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
4120 (warn_switch_enum): Define variables.
4121 * flags.h (warn_switch_enum): Declare variables.
4122 * stmt.c (expand_end_case_type): When warn_switch_enum /
4123 -Wswitch-enum, perform switch checks.
4126 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
4128 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
4129 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
4130 (reload_muladdsi_compare0_scratch): Delete.
4132 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
4134 * doc/install.texi (*-*-freebsd*): Update.
4136 2002-03-26 Richard Henderson <rth@redhat.com>
4138 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
4139 (SUB_PARM_SIZE): Cast DEC to ssizetype.
4141 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
4142 types from the normal argument frame.
4144 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
4145 variable sized objects by reference.
4146 (sparc_va_arg): Receive them by reference too.
4148 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
4150 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
4151 code to not restoring global registers.
4153 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
4155 * Makefile.in (ggc-common.o): Update.
4156 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
4157 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
4158 * c-tree.h (c_mark_tree): New.
4159 * ggc-common.c: Include langhooks.h.
4160 (gcc_mark_trees): Use new langhook.
4161 * ggc-callbacks.c: Delete file.
4162 * ggc.h (lang_mark_tree): Remove.
4163 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
4164 (LANG_HOOKS_INITIALIZER): Update.
4165 * langhooks.h (struct lang_hooks): New hook.
4167 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
4169 2002-03-25 Zack Weinberg <zack@codesourcery.com>
4171 * doc/cpp.texi: Exclude entire Top node from printed manual.
4172 Move option index after directive index. Insert page breaks
4173 before GFDL and concept index. Index environment variables
4174 with command line options.
4175 * doc/cppenv.texi: Use @vtable for environment variable list.
4176 Add paragraph explaining semantics of empty elements in path
4177 variables. Exclude a cross-reference to Fishkill from the
4178 manpage. Remove an unnecessary cross-reference of the entry
4179 right above the referer. Don't use @anchor in text that goes
4181 * doc/cppopts.texi: Cross-reference the environment variables
4182 section, not the specific environment variable, for consistency.
4184 2002-03-25 Richard Henderson <rth@redhat.com>
4186 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
4187 anywhere in the block. Don't refer to insns that have been
4188 removed from the chain. Iterate backward through the new insns.
4189 Don't refer to edges that have been removed.
4191 2002-03-26 Alan Modra <amodra@bigpond.net.au>
4193 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
4194 test for overflow of constant.
4196 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
4199 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
4200 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
4201 these patterns on arm_archv4.
4203 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
4205 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
4208 2002-03-25 Zack Weinberg <zack@codesourcery.com>
4210 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
4211 float_handled, float_handler, float_signal, set_float_handler,
4212 and do_float_handler. Set handler for SIGFPE to crash_signal.
4213 * toplev.h: Don't prototype do_float_handler.
4215 * c-lex.c: Fold parse_float into lex_number. Make warning
4216 about portability of hex float constants more informative, and
4217 don't issue it on top of a syntax error.
4218 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
4220 * real.h: Define REAL_VALUE_ABS here...
4221 * simplify-rtx.c: ... not here. Fold check_fold_consts,
4222 simplify_unary_real, simplify_binary_real, and
4223 simplify_binary_is2orm1 into their callers.
4224 * tree.c: Fold build_real_from_int_cst_1 into caller.
4226 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
4228 * tsystem.h: Include float.h here...
4229 * libgcc2.c: ... not here.
4231 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
4233 Fixes for: PR bootstrap/3591, target/5676
4234 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
4235 defined. Do not disable exceptions or rtti.
4236 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
4237 mcore.h. Disable exceptions and rtti, since they are not
4240 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
4242 * c-decl.c (maybe_build_cleanup): Remove.
4243 * expr.c (expand_expr): Use langhook.
4244 * langhooks-def.h (lhd_return_null_tree,
4245 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
4246 (LANGHOOKS_INITIALIZER): Update.
4247 * langhooks.c (lhd_return_null_tree): New.
4248 * langhooks.h (struct lang_hooks): New hook.
4249 * tree-inline.c (initialize_inlined_parameters): Use langhook.
4250 * tree.h (maybe_build_cleanup): Remove.
4252 2002-03-25 Jakub Jelinek <jakub@redhat.com>
4254 * regrename.c (build_def_use): Move recog_memoized
4255 before extract_insn.
4257 2002-03-25 Jakub Jelinek <jakub@redhat.com>
4260 * expr.c (emit_group_store): Handle storing into CONCAT.
4262 2002-03-25 Jakub Jelinek <jakub@redhat.com>
4264 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
4265 corresponding MATCH_DUP.
4267 2002-03-24 Richard Henderson <rth@redhat.com>
4269 * unroll.c (unroll_loop): Zero label_map.
4271 * gcse.c: Include except.h.
4272 * Makefile.in (gcse.o): Update.
4274 2002-03-24 Richard Henderson <rth@redhat.com>
4276 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
4277 Do resolve_unique_section before shared data clause.
4279 2002-03-24 Richard Henderson <rth@redhat.com>
4281 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
4283 2002-03-24 Richard Henderson <rth@redhat.com>
4285 * recog.c (peephole2_optimize): Split blocks when EH insns are
4286 generated in the middle of a block. Do global life update if
4289 2002-03-24 Richard Henderson <rth@redhat.com>
4291 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
4293 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
4296 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
4297 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
4298 (init_dependency_output): Don't make no_output decision here.
4300 2002-03-24 Andrew Cagney <ac131313@redhat.com>
4302 * stmt.c (check_for_full_enumeration_handling): Remove tests of
4303 warn_switch. Update description.
4304 (expand_end_case_type): Call check_for_full_enumeration_handling
4307 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4309 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
4310 (m68hc11_split_move): Call it to see if the source and destination
4311 operands use the same direction auto inc/dec mode, otherwise make the
4312 source an offsetable memory operand and generate an add.
4314 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4316 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
4317 register for operand 2.
4318 ("*subsi3_zero_extendqi"): Likewise.
4319 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
4320 bits so that it is compatible with a pop.
4321 ("*andhi3_gen"): Likewise.
4322 ("xorhi3"): Likewise.
4324 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
4326 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
4328 (cpp_post_options): ... not here.
4330 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
4331 Aldy Hernandez <aldyh@redhat.com>
4333 Removal of separate preprocessor cpp0.
4335 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
4336 cpp0, install-common): Update.
4337 * c-common.c (flag_preprocess_only): New.
4338 (c_common_init): Preprocess for -E.
4339 * c-common.h (flag_preprocess_only): New.
4340 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
4341 * c-objc-common.c (c_init_decl_processing): Exit quickly
4342 for NULL return from c_common_init.
4343 * cpplib.h (cpp_preprocess_file): New.
4344 * cppmain.c (main, general_init, pfile, progname): Remove.
4345 (do_preprocessing): Rename cpp_preprocess_file, don't call
4346 cpp_finish. Don't close stdout here.
4347 (setup_callbacks): Update prototype.
4348 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
4350 * tradcpp.c (main): Ignore -quiet.
4352 * lang-specs.h (default_compilers): Preprocess with cc1obj.
4354 2002-03-24 Richard Henderson <rth@redhat.com>
4356 PR optimization/5742
4357 * machmode.def: Add inner mode field to complex modes.
4358 * config/mips/mips.c (mips_function_value): Always define. Add
4359 new argument to handle libcalls.
4360 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
4361 (FUNCTION_VALUE): Likewise.
4362 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
4363 * config/mips/mips-protos.h: Update.
4365 2002-03-23 Richard Henderson <rth@redhat.com>
4367 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
4368 * config/sparc/sparc-protos.h: Update.
4369 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
4371 2002-03-23 Richard Henderson <rth@redhat.com>
4373 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
4374 _start or _init begins the text segment.
4376 2002-03-23 David Edelsohn <edelsohn@gnu.org>
4378 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
4379 not HOST_WIDEST_INT.
4380 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
4382 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
4385 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
4386 operand argument to output_return_instruction.
4387 * arm.c (arm_print_operand, case 'd'): If the operand is
4388 const_true_rtx then just return.
4389 (arm_print_operand, case 'D'): If the operand is const_true_rtx
4392 2002-03-23 Andrew Cagney <ac131313@redhat.com>
4394 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
4395 (Warning Options): Document -Wswitch-default.
4396 * toplev.c (W_options): Add -Wswitch-default. Update comment on
4398 (warn_switch_default): Define variable.
4399 (warn_switch): Update comment.
4400 * flags.h (warn_switch_default): Declare variable.
4401 (warn_switch): Update comment.
4402 * stmt.c (expand_end_case): Check for and, when
4403 warn_switch_no_default, warn of a missing default case.
4405 2002-03-23 Alan Modra <amodra@bigpond.net.au>
4407 * real.h (N): Special case 128 bit doubles.
4409 * combine.c (simplify_comparison): When widening modes, ignore
4410 sign extension on CONST_INTs.
4412 2002-03-22 Bob Wilson <bob.wilson@acm.org>
4414 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
4415 passed to adjust_address. Fix comment formatting.
4418 2002-03-22 Zack Weinberg <zack@codesourcery.com>
4420 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
4421 Always make REAL_VALUE_TYPE a struct containing an array of
4422 HOST_WIDE_INT, not a double. Tidy up the code deciding how
4423 big it is. Don't declare or use union real_extract.
4425 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
4426 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
4427 (print_operand), config/arm/arm.c (output_move_double),
4428 config/arm/arm.md (consttable_4, consttable_8),
4429 config/romp/romp.c (output_fpops), config/s390/s390.h
4430 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
4431 (xtensa_output_literal): Don't use union real_extract.
4433 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
4434 (sfmode_constant_to_ulong), config/ns32k/merlin.h
4435 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
4436 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
4437 (PRINT_OPERAND): Don't use local version of union
4440 * config/convex/convex.c (check_float_value), config/vax/vax.c
4441 (vax_float_literal), config/m88k/m88k.md (divdf3),
4442 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
4443 config/pdp11/pdp11.c (output_move_quad): Don't do host
4444 arithmetic on target floating point quantities.
4446 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
4447 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
4449 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
4450 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
4452 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
4453 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
4455 * print-rtl.c (print_rtx): Disable code which needs
4456 floating-point emulator.
4457 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
4458 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
4459 depending on HOST_FLOAT_FORMAT to be defined properly.
4461 * config/1750a/1750a.c (get_double, float_label): Delete.
4462 (print_operand): Delete huge commented-out chunk. Use
4463 REAL_VALUE_TO_DECIMAL.
4464 * config/1750a/1750a-protos.h: Delete prototypes of deleted
4466 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
4468 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
4469 Use REAL_VALUE_TO_DECIMAL as ELF version does.
4470 * config/m88k/m88k.c (real_power_of_2_operand,
4471 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
4472 real_extract out of the union; run the input through
4473 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
4474 from that into the union.
4475 * config/pdp11/pdp11.c (output_move_double): Rearrange
4476 parentheses to make automatic indenter happy.
4478 * doc/tm.texi (Cross-compilation): Rename node to "Floating
4479 Point" and rewrite to describe current situation. Also adjust
4480 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
4482 * doc/rtl.texi: Adjust cross reference.
4484 2002-03-22 Bob Wilson <bob.wilson@acm.org>
4486 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
4487 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
4488 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
4489 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
4490 prevent use of sp as a reload register.
4491 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
4492 non_acc_reg_operand.
4493 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
4494 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
4495 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
4496 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
4498 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
4500 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
4501 * cpplex.c (unterminated): Delete.
4502 (parse_string): No string literal may extend over multiple
4503 lines. Suppress the error when preprocessing assembly.
4504 * cppmain.c (scan_translation_unit): Strings are single-line.
4506 * doc/cpp.texi: Update to match.
4508 2002-03-22 Jakub Jelinek <jakub@redhat.com>
4510 PR optimization/5854
4511 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
4513 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
4514 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
4515 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
4516 const0 if scratch register was not allocated.
4517 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
4518 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
4520 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
4521 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
4522 with GEN_INT (...) everywhere. Remove constraints in define_split
4524 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
4525 require scratch register for setting 0 into regs/non-pushable memory.
4527 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
4529 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
4530 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
4532 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
4534 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
4535 * cppinit.c (cpp_create_reader): On by default.
4536 (cpp_handle_option): Handle -W[no-]endif-labels.
4537 (cpp_post_options): Also enable if -pedantic.
4538 * cpplib.c (do_else): Use it.
4539 (do_endif): Likewise.
4540 * doc/cppopts.texi: Document new option.
4541 * doc/invoke.texi: Document new option.
4543 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
4545 * config/i386/i386.c, config/i386/i386.md: Change all occurences
4546 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
4548 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
4550 * flow.c (calculate_global_regs_live): Clear aux fields of
4553 2002-03-22 Jakub Jelinek <jakub@redhat.com>
4555 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
4556 REG or MEM subregs, pass rtx * instead of rtx to it.
4557 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
4558 rtx * instead of rtx to alter_subreg.
4559 * config/m32r/m32r.c (gen_split_move_double): Likewise.
4560 * config/pj/pj.c (pj_output_rval): Likewise.
4562 2002-03-22 Richard Henderson <rth@redhat.com>
4565 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
4566 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
4567 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
4568 (ia64_expand_prologue): Look at int_regs, not words, for number
4569 of incomming int regs.
4571 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
4573 * expr.c (expand_expr): A RESULT_DECL is part of a call.
4575 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
4577 * toplev.c (flag_loop_optimize, flag_crossjumping):
4578 New static variables.
4579 (rest_of_compilation): Conditionalize crossjumping and
4581 (parse_options_and_default_flags): Default loop_optimize and
4583 (lang_independent_options): Add -fcrossjumping and -floop-optimize
4584 * invoke.texi (crossjumping, loop-optimize): Document.
4586 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
4588 * real.c (eiisneg): Move outside #ifdef NANS.
4590 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
4592 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
4593 frequencies match; avoid match on different loop depths.
4594 (try_crossjump_to_bb): Kill tests that no longer brings time
4596 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
4598 (split_edge): Likewise.
4600 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
4603 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
4604 * cfgrtl.c: Include insn-config.h
4605 (split_block) Dirtify block in presence of conditional execution
4607 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
4609 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
4610 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
4611 (function_arg): Constify CUMULATIVE_ARGS.
4612 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
4613 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
4614 (UNITS_PER_DOUBLE): New macro.
4615 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
4616 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
4617 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
4618 fp_regs and stack_words.
4619 (EABI_FLOAT_VARARGS_P): New macro.
4620 * config/mips/mips.c (struct mips_arg_info): New.
4621 (mips_arg_info): New function.
4622 (function_arg_advance): Use it. Add adjustment instructions here
4623 rather than in function_arg.
4624 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
4625 for VOIDmode at the beginning of the function.
4626 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
4627 (function_arg_pass_by_reference): Likewise.
4628 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
4629 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
4630 (mips_va_start): Likewise. Use the new stack_words field of
4631 CUMULATIVE_ARGS to set up overflow area. Reformat.
4632 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
4633 doubles and other types, aligning the overflow pointer for non-doubles
4634 too. Remove some code duplication. Replace hard-coded constants.
4636 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
4638 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
4639 (CLASS_UNITS): Undefine.
4640 (CLASS_MAX_NREGS): Use FP_INC.
4641 * config/mips/mips.c (compute_frame_size): Likewise.
4642 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
4644 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
4646 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
4647 prototype, and handle lexing numbers and identifiers.
4648 (parse_identifier): Update to new form of parse_slow.
4649 (parse_number): Fast path only, use parse_slow otherwise.
4650 (_cpp_lex_direct): Update calls to parse_number.
4652 2002-03-21 DJ Delorie <dj@redhat.com>
4654 * bb-reorder.c (make_reorder_chain_1): Protect against
4655 when redundant edges are omitted.
4656 * predict.c (dump_prediction): Likewise.
4658 2002-03-21 Richard Henderson <rth@redhat.com>
4661 * fixinc/inclhack.def (solaris_stdio_tag): New.
4662 * fixinc/fixincl.x: Regenerate.
4664 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
4667 * c-typeck.c (process_init_element): Flag non-static
4668 initialization of a flexible array member as illegal.
4670 2002-03-22 Alan Modra <amodra@bigpond.net.au>
4672 * config/rs6000/t-linux64: New.
4673 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
4674 t-ppccomm. Use t-rs6000 and t-linux64.
4675 (powerpc64-*-gnu* <tmake_file>): Likewise.
4676 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
4677 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
4678 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
4680 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
4682 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
4683 flag_really_no_inline instead of optimize == 0.
4685 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
4687 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
4689 * flags.h (flag_really_no_inline): New.
4691 * c-common.c (c_common_post_options): Initialize
4692 flag_really_no_inline.
4694 * toplev.c (flag_really_no_inline): New.
4696 2002-03-21 Jakub Jelinek <jakub@redhat.com>
4698 * config/avr/avr.md (length): Fix length computation for
4699 conditional branches.
4701 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
4703 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
4704 sdbout.o, profile.o): Update.
4705 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
4707 * c-common.h (gettags): Move here from tree.h.
4708 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
4709 insert_block, getdecls, kept_level_p, global_bindings_p): New.
4710 * dbxout.c (dbxout_init): Use getdecls langhook.
4711 * expr.c (expand_expr): Use insert_block langhook.
4712 * fold-const.c: Include langhooks.h.
4713 (fold_range_test, fold_binary_op_with_conditional_arg,
4714 fold): Use global_bindings_p langhook.
4715 * integrate.c (expand_inline_function): Use insert_block langhook.
4716 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
4717 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
4718 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
4719 LANG_HOOKS_GETDECLS): New.
4720 (LANG_HOOKS_INITIALIZER): Update.
4721 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
4723 * langhooks.h (struct lang_hooks_for_decls): New.
4724 (struct lang_hooks): Update.
4725 * profile.c: Include langhooks.h.
4726 (output_func_start_profiler): Use new langhooks.
4727 * sdbout.c: Include langhooks.h.
4728 (sdbout_init, sdbout_finish): Use getdecls langhook.
4729 * stmt.c: Include langhooks.h.
4730 (expand_fixup, fixup_gotos): Use new langhooks.
4731 * stor-layout.c: Include langhooks.h.
4732 (variable_size): Use global_bindings_p langhook.
4733 * toplev.c (compile_file): Use getdecls langhook.
4734 * tree-inline.c (remap_block): Use insert_block langhook.
4735 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
4736 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
4738 2002-03-21 Richard Henderson <rth@redhat.com>
4740 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
4741 constants in .data when -fpic.
4743 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4745 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
4748 2002-03-21 Tom Tromey <tromey@redhat.com>
4750 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
4752 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4754 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
4756 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
4758 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
4759 Richard Henderson <rth@redhat.com>
4762 * c-common.c (c_expand_expr): Preserve result of a statement
4763 expression if needed.
4765 2002-03-21 Jakub Jelinek <jakub@redhat.com>
4768 * genrecog.c (maybe_both_true_mode): Remove.
4769 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
4770 * machmode.def (Pmode): Likewise.
4772 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
4774 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
4775 (nonlocal_mentioned_p_1): New function.
4776 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
4777 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
4778 (mark_constant_function): Recognize pure functions.
4779 * rtl.h (global_reg_mentioned_p): New prototype.
4780 * rtlanal.c (global_reg_mentioned_p,
4781 global_reg_mentioned_p_1): New function.
4783 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4785 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
4787 * fixinc/fixincl.x: Regenerate.
4789 2002-03-20 Jason Merrill <jason@redhat.com>
4791 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
4793 2002-03-20 Michael Meissner <meissner@redhat.com>
4795 * doc/invoke.texi (Optimize Options): Document that -O2 sets
4798 2002-03-20 Bob Wilson <bob.wilson@acm.org>
4800 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
4801 ".literal_position" directive before the constant pool.
4803 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4805 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
4806 Add Craig Rodrigues.
4807 Add Brad Lucier to testers.
4809 2002-03-20 Jakub Jelinek <jakub@redhat.com>
4812 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
4814 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
4815 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
4816 instead of insn_extract.
4818 2002-03-20 Jakub Jelinek <jakub@redhat.com>
4821 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
4823 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
4824 stmt if some case has been output.
4826 2002-03-20 Jakub Jelinek <jakub@redhat.com>
4829 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
4830 movsfcc_1, movdfcc_1): Add %O2.
4831 * config/i386/i386.c (print_operand): Handle %ON.
4832 Print . before float condition codes in Sun as cmov syntax.
4833 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
4834 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
4837 2002-03-20 Philip Blundell <pb@nexus.co.uk>
4839 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
4840 return instruction if PC was popped.
4842 2002-03-20 Bob Wilson <bob.wilson@acm.org>
4844 * config/xtensa/xtensa.md: Remove unused type attributes.
4845 (adddi_carry, subddi_carry): Change type attribute to "multi".
4847 2002-03-19 Dale Johannesen <dalej@apple.com>
4849 PR optimization/5999, middle-end/5731
4850 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
4851 multiplications by reciprocals.
4853 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
4855 * Makefile.in: Update.
4856 * c-common.c: Include langhooks.h.
4857 (inline_forbidden_p): Use new hook.
4858 * diagnostic.c: Include langhooks.h.
4859 (format_with_decl, announce_function,
4860 default_print_error_function): Use new hook.
4861 * dwarf2out.c (dwarf2_name): Use new hook.
4862 * function.c: Include langhooks.h.
4863 (init_function_start): Use new hook.
4864 * langhooks-def.h (lhd_decl_printable_name): New.
4865 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
4866 (LANGHOOKS_INITIALIZER): Update.
4867 * langhooks.c (lhd_decl_printable_name): New.
4868 * langhooks.h (struct lang_hooks): New hook.
4869 * toplev.c (decl_name, decl_printable_name): Remove.
4870 (open_dump_file): Use new hook.
4871 (process_options): Remove old hook.
4872 * tree.h (decl_printable_name): Remove.
4874 * objc-act.c (objc_init): Remove old hook.
4875 (objc_printable_name): Export.
4876 * objc-act.h (objc_printable_name): New.
4877 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
4879 2002-03-19 Jim Blandy <jimb@redhat.com>
4881 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
4882 the start_source_file debug hook, not the current line number.
4884 2002-03-19 Richard Henderson <rth@redhat.com>
4886 * flow.c (EH_USES): Provide default.
4887 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
4888 * doc/tm.texi (EH_USES): New.
4890 * config/ia64/ia64.c (ia64_eh_uses): New.
4891 * config/ia64/ia64-protos.h: Update.
4892 * config/ia64/ia64.h (EH_USES): New.
4894 2002-03-19 Richard Henderson <rth@redhat.com>
4896 * varasm.c (output_constant_def): Fix stupid typo.
4898 2002-03-19 Richard Henderson <rth@redhat.com>
4901 * except.c (current_function_has_exception_handlers): New.
4902 * except.h: Declare it.
4903 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
4904 Combine tests that disable all sibcalls for the function.
4906 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
4908 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
4911 2002-03-19 Richard Henderson <rth@redhat.com>
4914 * config/ia64/ia64.c: Revert 2002-03-01 patch.
4915 * config/ia64/ia64.h (INIT_EXPANDERS): New.
4917 2002-03-19 Jim Blandy <jimb@redhat.com>
4919 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
4920 name, even if the replacement list contains no tokens, as required
4923 2002-03-19 Jason Merrill <jason@redhat.com>
4925 * varasm.c (globalize_decl): Get the name from the RTL, not
4926 DECL_ASSEMBLER_NAME.
4928 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
4930 2002-03-19 Bob Wilson <bob.wilson@acm.org>
4932 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
4933 subdi_carry): Define.
4935 2002-03-19 David Edelsohn <edelsohn@gnu.org>
4937 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
4938 about -fpic/-fPIC if extra_warnings set.
4940 2002-03-19 David Edelsohn <edelsohn@gnu.org>
4942 * expr.c (expand_expr): Sign-extend CONST_INT generated from
4943 TREE_STRING_POINTER.
4944 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
4946 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4948 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
4949 in favor of SP if FRAME_POINTER_REQUIRED is false.
4951 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
4953 * emit-rtl.c (gen_int_mode): New function.
4954 * rtl.h: Prototype for it.
4955 * combine.c (make_extraction, simplify_comparison), expmed.c
4956 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
4957 (convert_modes, store_field), optabs.c (expand_fix),
4958 simplify-rtx.c (neg_const_int, simplify_unary_real),
4960 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
4961 Use it instead of GEN_INT (trunc_int_for_mode (...)).
4963 2002-03-19 Jakub Jelinek <jakub@redhat.com>
4966 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
4967 convert_parm_for_inlining.
4968 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
4970 * langhooks-def.h: Likewise.
4971 * objc/objc-lang.c: Likewise.
4972 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
4974 * tree-inline.c (initialize_inlined_parameters):
4975 Call convert_parm_for_inlining lang hook if needed.
4976 * c-typeck.c (c_convert_parm_for_inlining): New function.
4977 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
4979 2002-03-18 Mark Mitchell <mark@codesourcery.com>
4981 * calls.c (precompute_arguments): Do not assume that temporaries
4982 can be destroyed after expanding the argument.
4983 (expand_call): Likewise.
4985 2002-03-15 Eric Christopher <echristo@redhat.com>
4987 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
4988 Fix register preference on last change.
4989 * config/mips/mips.c (mips_return_in_memory): New function.
4990 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
4991 * config/mips/mips-protos.h: Declare.
4992 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
4993 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
4995 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
4997 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
4999 (anddi3, iorsi3): Likewise.
5001 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
5002 use %gprel for symbols that are going to be placed in linkonce
5005 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
5006 RETURN_ADDRESS_POINTER_REGNUM to $ra.
5007 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
5008 not needed. Disregard leaf_function_p().
5009 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
5010 mips16 frame pointer.
5011 * config/mips/mips.md (store ra): Only to small SP offsets.
5012 2001-08-22 Graham Stott <grahams@redhat.com>
5013 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
5014 return a REG rtx for the return address register.
5016 2002-03-18 Bob Wilson <bob.wilson@acm.org>
5018 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
5019 constant-pool addresses as "mode-dependent".
5020 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
5022 2002-03-18 Jakub Jelinek <jakub@redhat.com>
5025 * expr.c (emit_group_load): Use extract_bit_field if
5026 needed for CONCAT arguments.
5028 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
5031 * arm.md (tablejump): Make this a define_expand. For PIC add the
5032 offset to the base of the table.
5033 (thumb_tablejump): Matcher for Thumb tablejump insn.
5034 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
5035 as the difference of two labels.
5036 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
5037 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
5039 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
5040 * arm.c (get_jump_table_size): If the table is not in the text
5041 section, return zero.
5043 2002-03-18 Bernd Schmidt <bernds@redhat.com>
5045 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
5047 (arm_reload_out_hi): Use gen_lowpart instead of
5048 gen_rtx_SUBREG to access QImode components.
5049 * config/arm/arm.md: Disable zero_extend split for QImode
5050 subregs in BIG_ENDIAN mode.
5051 (storehi_bigend): Match use of least significant byte.
5052 (storeinthi): Remove extraneous SUBREG.
5053 Add missing construction of operands[2].
5054 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
5055 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
5056 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
5058 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
5060 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
5063 2002-03-17 Richard Henderson <rth@redhat.com>
5065 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
5068 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
5070 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
5071 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
5073 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5075 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
5077 * predict.c (estimate_bb_frequencies): Delete unused variables.
5079 2002-03-17 Richard Henderson <rth@redhat.com>
5081 * config/ia64/ia64.c (ia64_attribute_table): Move before
5082 targetm definition. Make static.
5084 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
5086 * c-common.h (yyparse, c_common_parse_file): New.
5087 * c-lang.c: Include c-common.h.
5088 (LANG_HOOKS_PARSE_FILE): Redefine.
5089 * c-lex.c: Include c-common.h.
5090 (yyparse): Rename c_common_parse_file. Call yyparse.
5091 * c-parse.in (yyparse): Remove macro.
5092 * c-tree.h (yyparse_1): Remove.
5093 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
5094 (LANG_HOOKS_INITIALIZER): Update.
5095 * langhooks.h (struct lang_hoooks): New hook parse_file.
5096 * toplev.c (compile_file): Use parse_file hook.
5097 * tree.h (yyparse): Remove.
5098 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
5100 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
5102 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
5103 float_truncate, not fix.
5104 ("*truncdfsf2_real"): Ditto.
5105 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
5107 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
5109 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
5111 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
5112 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
5113 where appropriate. Make the second reference to
5114 leaf_function_p a function call, as intended. Reindented.
5116 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
5117 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
5119 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
5120 add register to non-constant into sp.
5122 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
5123 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
5124 (mips16_gp_pseudo_rtx): Lose.
5125 (INIT_EXPANDERS): Deleted.
5126 * config/mips/mips.c (mips_init_machine_status): New.
5127 (mips_free_machine_status): New.
5128 (mips_mark_machine_status): New.
5129 (override_options): Set them.
5130 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
5131 (struct machine_function): ... new. Replaced all references.
5132 (mips_add_gc_roots): Don't mark them.
5133 (embedded_pic_fnaddr_reg): New, extracted from...
5134 (embedded_pic_offset): ... here.
5135 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
5138 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
5140 * cppinit.c: Revert -MD removal.
5142 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5144 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
5145 soft registers by default for 68HC12.
5146 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
5147 when compiling with -fomit-frame-pointer.
5148 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
5149 (expand_epilogue): Likewise.
5150 (m68hc11_gen_rotate): Use exg when rotating by 8.
5152 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5154 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
5155 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
5156 (splits): Remove unused add splits.
5157 ("*addhi3_68hc12"): Tune constraints.
5158 ("addhi_sp"): Try to use X instead of Y in all cases and if the
5159 constant fits in 8-bits and D is dead use abx/aby instructions.
5160 ("*addhi3"): Remove extern declaration of ix_reg.
5161 ("*subsi3"): Optimize and provide new split.
5162 ("subhi3"): Cleanup.
5163 ("*subhi3_sp"): Avoid saving X if we know it is dead.
5164 (arith splits): For 68hc12 save the address register on the stack
5165 and do the arithmetic operation with a pop.
5167 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5169 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
5170 allocating QImode in address registers.
5171 ("*movqi_m68hc11"): Likewise.
5173 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
5175 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
5177 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
5179 * cppinit.c (print_help): Display -MD and -MMD.
5180 Don't display usage string. Update assertion syntax and
5182 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
5183 (cpp_handle_option): Update.
5185 2002-03-15 Chris Demetriou <cgd@broadcom.com>
5187 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
5188 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
5189 and define it so that regardless of target CPU size,
5190 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
5191 of "int" rather than "long."
5193 2002-03-15 Richard Henderson <rth@redhat.com>
5195 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
5198 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5200 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
5201 ("tstqi" split): Avoid using memory for tstqi on address register.
5202 (splits): Remove constraints.
5203 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
5204 ("cmpdf", "cmpsf"): Remove since not used.
5205 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
5206 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
5208 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5210 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
5211 ("neghi2"): Tighten constraints.
5212 ("one_cmplsi2"): Optimize and simplify split.
5213 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
5215 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5217 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
5218 and split of AND operation to clear the upper bits.
5219 ("*logicalsi3_zextqi"): Likewise.
5220 ("*logicallhi3_zexthi_ashift8"): Likewise.
5221 ("*logicalsi3_silshr16"): Likewise.
5222 ("logicalsi3_silshl16"): Likewise.
5223 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
5225 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5227 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
5228 (m68hc11_indirect_p): New function.
5229 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
5230 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
5232 (asm_print_register): Likewise.
5233 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
5234 (m68hc11_indirect_p): Declare.
5235 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
5236 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
5237 (TARGET_SWITCHES): New option -mrelax.
5238 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
5240 ("iorsi3", "xorsi3"): Likewise.
5241 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
5242 ("*andhi3_mem"): New to handle destination in memory with bclr
5243 and a scratch register.
5244 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
5245 ("*andhi3_const"): New when operand2 is constant.
5246 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
5247 ("*andhi3_gen"): Cleanup of the old "andhi3".
5248 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
5249 ("xorqi3"): Update constraints.
5251 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5253 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
5254 for reg_equiv_memory_loc when the operand is a register that does
5255 not get a hard register (stack location).
5256 (tst_operand): After reload, accept all memory operand.
5257 (symbolic_memory_operand): Fix detection of symbolic references.
5258 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
5259 accept symbols and any constant.
5261 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5263 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
5264 note on the insn that sets the soft frame register.
5265 (must_parenthesize): ix and iy are also reserved names.
5266 (print_operand_address): One more place where parenthesis are required
5267 to avoid confusion with register names.
5268 (m68hc11_gen_movhi): Allow push of stack pointer.
5269 (m68hc11_check_z_replacement): Fix handling of parallel with a
5271 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
5272 the replacement register is.
5273 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
5274 and D8_REGS classes.
5275 (MODES_TIEABLE_P): All modes are tieable except QImode.
5277 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5279 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
5280 (___subdi3): Likewise.
5281 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
5282 (__map_data_section): Optimize 68hc11 case.
5284 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5286 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
5287 than a shift to avoid adding a register with itself.
5288 (m68hc11_memory_move_cost): Take into account NO_REGS.
5289 (m68hc11_register_move_cost): Update and use memory move cost
5291 (m68hc11_address_cost): Make cost of valid offset not 0 so that
5292 it gives more opportunities to cse to optimize.
5293 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
5294 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
5296 2002-03-15 Mark Mitchell <mark@codesourcery.com>
5298 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
5299 * c-common.def (CLEANUP_STMT): New tree node.
5300 * c-common.h (CLEANUP_DECL): New macro.
5301 (CLEANUP_EXPR): Likewise.
5302 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
5303 * expr.c (expand_expr): Tidy.
5304 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
5305 * tree-inline.c (initialize_inlined_parameters): Clean up
5306 new local variables.
5308 2002-03-15 Jakub Jelinek <jakub@redhat.com>
5311 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
5312 before movrXX only, use reg_overlap_mentioned_p.
5313 Only special case NE if just one insn can be generated.
5315 2002-03-15 Jason Merrill <jason@redhat.com>
5317 * varasm.c (assemble_variable): Call resolve_unique_section before
5318 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
5321 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
5324 * arm.md (split pattern for thumb shiftable immediates): Add comment
5325 explaining non-obvious test.
5327 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
5330 * arm.md (movaddr, movaddr_insn): Delete.
5332 2002-03-15 Jason Merrill <jason@redhat.com>
5334 * toplev.c (wrapup_global_declarations): Clarify variable handling.
5335 -fkeep-static-consts doesn't apply to comdats.
5337 2002-03-14 Richard Henderson <rth@redhat.com>
5339 * c-decl.c: Include c-pragma.h.
5340 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
5341 (finish_function): Tidy.
5342 * c-pragma.c: Include c-common.h.
5343 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
5344 (handle_pragma_weak): Use them.
5345 (init_pragma): Register pending_weaks.
5346 * c-pragma.h (maybe_apply_pragma_weak): Declare.
5347 * print-tree.c (print_node): Print DECL_WEAK.
5348 * varasm.c (mark_weak_decls): Remove.
5349 (remove_from_pending_weak_list): Remove.
5351 (asm_emit_uninitialised): Call globalize_decl for weak commons.
5352 (weak_decls): Make a tree_list.
5353 (declare_weak): Cons weak_decls directly.
5354 (globalize_decl): Remove weak_decls elements directly.
5355 (weak_finish): Simplify weak_decls walk. Don't weaken unused
5356 symbols. Don't pretend to handle aliases.
5357 (init_varasm_once): Update weak_decls registry.
5358 * Makefile.in: Update dependencies.
5360 2002-03-14 Richard Henderson <rth@redhat.com>
5363 * config/ia64/ia64.c: Include tm_p.h last.
5364 (gen_nop_type): Remove duplicate definition.
5365 (cycle_end_fill_slots): Set sched_data for second L slot.
5366 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
5367 (nop_cycles_until): Fix typos.
5369 2002-03-15 Jakub Jelinek <jakub@redhat.com>
5371 PR optimization/5891
5372 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
5374 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
5376 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
5377 descriptors correctly.
5379 2002-03-14 Michael Meissner <meissner@redhat.com>
5381 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
5382 100, allowing MAX_UNROLLED_INSNS to be overridden.
5384 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
5387 * unroll.c (params.h): Include.
5388 (MAX_UNROLLED_INSNS): Delete, now in params.h.
5390 * doc/invoke.texi (--param max-unroll-insns): Document.
5392 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
5394 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
5396 * arm.md: Fix warnings about constraints in peepholes and splits.
5398 2002-03-14 Zack Weinberg <zack@codesourcery.com>
5400 * cpphash.h (struct lexer_state): Remove line_extension member.
5401 * cpplib.c (dequote_string, do_linemarker): New functions.
5402 (linemarker_dir): New data object.
5403 (DIRECTIVE_TABLE): No longer need to interpret #line in
5404 preprocessed source. Delete obsolete comment about return
5406 (end_directive, directive_diagnostics, _cpp_handle_directive):
5407 Don't muck with line_extension.
5408 (directive_diagnostics): No need to issue warnings for
5410 (_cpp_handle_directive): Issue warnings for linemarkers here,
5411 when appropriate. Dispatch linemarkers to do_linemarker, not
5413 (do_line): Code to handle linemarkers split out to do_linemarker.
5414 Convert escape sequences in filename argument, both places.
5416 * cppmacro.c (quote_string): Rename cpp_quote_string and
5417 export. All callers changed.
5418 * cpplib.h (cpp_quote_string): Prototype.
5419 * cppmain.c (print_line): Call cpp_quote_string on to_file
5422 * doc/cpp.texi: Document that escapes are now interpreted in
5423 #line and in linemarkers, and that non-printing characters are
5424 converted to octal escapes when linemarkers are generated.
5426 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
5428 * emit-rtl.c (try_split): Use delete_insns.
5429 * recog.c (split_all_insns): Fix terminating condition.
5431 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
5432 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
5435 * arm.c (arm_output_epilogue): Fix floating-point register save
5436 adjustment when using a frame pointer.
5438 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
5440 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
5441 * config/mips/mips.c (compute_frame_size): Retrofit them here.
5442 (save_restore_insns, mips_expand_epilogue): And here.
5443 (build_mips16_call_stub): And here.
5444 (mips_function_value): Use the new macros to decide whether a single
5445 or complex float can be returned in floating-point registers. Return
5446 a parallel rtx in the complex case.
5448 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
5450 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
5451 call after liveness analysis.
5453 * recog.c (split_insn): Use delete_insn_and_edges.
5455 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
5456 instructions to have branch prediction notes.
5457 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
5459 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
5461 * configure.in: Don't pass -Wno-long-long to a ADA compiler
5462 that doesn't support it.
5463 * configure: Regenerate.
5465 2002-03-13 Jakub Jelinek <jakub@redhat.com>
5468 * config/sparc/sparc.md (normal_branch, inverted_branch,
5469 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
5470 inverted_fp_branch): Adjust calls to output_cbranch.
5471 Set length attribute.
5472 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
5473 output_v9branch. Set length attribute.
5474 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
5476 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
5477 (output_cbranch): Likewise. Handle far branches.
5478 (output_v9branch): Handle far branches.
5479 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
5481 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
5482 noov_compare64_op predicates.
5484 2002-03-13 Jason Merrill <jason@redhat.com>
5486 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
5487 into the function and constify it.
5488 * gthr-dce.h, gthr-solaris.h: Likewise.
5490 2002-03-13 David Edelsohn <edelsohn@gnu.org>
5492 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
5493 * config/rs6000/rs6000.c (rs6000_va_arg): Use
5494 std_expand_builtin_va_arg if not ABI_V4.
5496 2002-03-13 Jason Merrill <jason@redhat.com>
5498 * varasm.c (globalize_decl): New fn.
5499 (assemble_start_function): Use it.
5500 (asm_emit_uninitialized): Use it.
5501 (assemble_alias): Use it.
5502 (assemble_variable): Use it.
5504 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
5506 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
5507 2002-03-12 internal visibility change.
5508 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
5509 visibility into SYMBOL_REF_FLAG.
5511 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
5513 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
5514 VOIDmode operand. Add compile-time optimization for constant results.
5516 2002-03-12 Jason Merrill <jason@redhat.com>
5518 * c-typeck.c (convert_for_assignment): Don't allow conversions
5519 between pointers and references. Only allow lvalues to convert to
5522 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
5524 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
5525 before prologue, to avoid scheduling problems.
5527 2002-03-13 Jakub Jelinek <jakub@redhat.com>
5529 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
5530 (ELIMINABLE_REGS): Add sfp->sp.
5531 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
5533 2002-03-13 Jakub Jelinek <jakub@redhat.com>
5535 PR optimization/5892
5536 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
5538 2002-03-13 Jakub Jelinek <jakub@redhat.com>
5540 * loop.c (basic_induction_var): Don't call convert_modes if mode
5541 classes are different.
5543 2002-03-12 Richard Henderson <rth@redhat.com>
5545 PR optimization/5901
5546 * function.c (reposition_prologue_and_epilogue_notes): Position
5547 the markers after/before the last/first insn not deleted.
5549 2002-03-12 Richard Henderson <rth@redhat.com>
5551 PR optimization/5878
5552 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
5553 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
5554 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
5556 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
5557 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
5558 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
5560 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
5561 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
5562 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
5563 also. Don't set it if not flag_pic.
5564 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
5565 to be INVALID_REGNUM when not used.
5567 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
5569 * expmed.c (store_bit_field): Reset alias set for memory.
5570 (extract_bit_field): Same.
5572 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5574 * c-common.c (c_tree_code_type, c_tree_code_length,
5575 c_tree_code_name, add_c_tree_codes): Delete.
5576 * c-common.h (add_c_tree_codes): Delete.
5577 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
5579 * c-objc-common.c (c_objc_common_init): Don't call
5580 add_c_tree_codes, instead set lang_unsafe_for_reeval.
5581 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
5582 objc_tree_code_name, add_objc_tree_codes): Delete.
5583 (objc_init): Don't call add_objc_tree_codes.
5584 * objc/objc-lang.c (tree_code_type, tree_code_length,
5585 tree_code_name): Define.
5586 * toplev.c (lang_independent_init): Don't set
5587 tree_code_length[IDENTIFIER_NODE].
5588 * tree.c (tree_code_type, tree_code_length, tree_code_name):
5589 Delete definitions, moved to language front-ends.
5590 * tree.def (IDENTIFIER_NODE): Hardwire the length.
5591 * tree.h (tree_code_type, tree_code_length, tree_code_name):
5593 (tree_code_length): Change type to unsigned char.
5595 2002-03-12 Richard Henderson <rth@redhat.com>
5597 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
5598 internal visibility change.
5600 2002-03-12 Bob Wilson <bob.wilson@acm.org>
5602 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
5603 validize_mem() instead of change_address to avoid clobbering
5606 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
5608 * c-lex.h (position_after_whitespace): Remove.
5610 2002-03-12 Jakub Jelinek <jakub@redhat.com>
5612 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
5613 (lex_string): Use unsigned char pointers.
5615 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
5617 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
5618 is not a valid memory_operand.
5620 2002-03-12 Bob Wilson <bob.wilson@acm.org>
5622 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
5623 * config/xtensa/lib1funcs.asm: Fix copyright to include
5624 special case for libgcc files.
5625 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
5626 (__divsi3): Likewise.
5627 (__umodsi3): Likewise.
5628 (__modsi3): Likewise.
5629 * config/xtensa/lib2funcs.S: Fix copyright to include
5630 special case for libgcc files.
5632 2002-03-12 Tom Rix <trix@redhat.com>
5634 * collect2.c (resolve_lib_name): Move outside of
5635 OBJECT_FORMAT_COFF ifdef.
5636 (ignore_library): Same.
5638 2002-03-12 Bob Wilson <bob.wilson@acm.org>
5640 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
5642 2002-03-12 Bob Wilson <bob.wilson@acm.org>
5644 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
5645 to function_section before writing out the constant pool.
5647 2002-03-12 David Edelsohn <edelsohn@gnu.org>
5649 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
5651 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
5653 2002-03-12 Alan Modra <amodra@bigpond.net.au>
5655 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
5659 (cmpsi splitter): Likewise.
5660 (modsi3): Fail if <= 0.
5661 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
5662 redundant test when HOST_BITS_PER_WIDE_INT != 32.
5663 (reg_or_sub_cint64_operand): Likewise.
5664 (num_insns_constant_wide): Optimize sign extension.
5665 (rs6000_legitimize_address): Likewise.
5667 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
5669 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
5670 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
5672 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
5674 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
5675 address calculation.
5677 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
5679 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
5680 scratch register to DImode / TImode.
5681 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
5682 register used does not overlap the target.
5684 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5686 * Makefile.in (debug.o): Depend on debug.h.
5687 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
5688 * debug.c (do_nothing_debug_hooks): Likewise.
5689 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
5690 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
5691 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
5692 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
5693 * dwarfout.c (dwarf_debug_hooks): Likewise.
5694 * integrate.c (output_inline_function): Likewise.
5695 * objc/objc-act.c (synth_module_prologue): Likewise.
5696 * sdbout.c (sdb_debug_hooks): Likewise.
5697 * toplev.c (debug_hooks): Likewise.
5698 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5700 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5702 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
5703 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
5704 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
5705 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
5706 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
5707 * defaults.h (POINTER_SIZE): Define.
5708 * doc/tm.texi (POINTER_SIZE): Document default.
5710 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5712 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
5714 2002-03-11 Richard Henderson <rth@redhat.com>
5716 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
5717 if rebuild_label_notes_after_reload.
5719 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
5721 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
5722 emit pic register load if "internal" visibility.
5723 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
5724 (cris_expand_builtin_va_arg): Do all computations on trees.
5726 2002-03-11 Richard Henderson <rth@redhat.com>
5728 * rtlanal.c: Include recog.h.
5729 (keep_with_call_p): Fix thinko.
5730 * Makefile.in (rtlanal.o): Update dependencies.
5732 2002-03-11 Chris Meyer <cmeyer@gatan.com>
5734 * genflags.c (gen_insn): Use IS_VSPACE.
5735 * genoutput.c (output_insn_data): Likewise.
5736 (process_template): Likewise.
5738 2002-03-11 Richard Henderson <rth@redhat.com>
5740 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
5742 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
5744 * Makefile.in: Update.
5745 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
5746 Update documentation.
5747 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
5748 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
5750 2002-03-11 Zack Weinberg <zack@codesourcery.com>
5752 * Makefile.in: Give texi2pod its input file as a command line
5753 argument, not on stdin.
5755 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
5756 Daniel Berlin <dan@dberlin.org>
5758 C++ alias analysis improvement.
5759 * alias.c (record_component_aliases): Record aliases for base
5762 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
5764 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
5766 2002-03-11 Douglas B Rupp <rupp@gnat.com>
5768 * toplev.c (vms_fopen): Remove, not needed.
5770 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
5772 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
5774 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
5775 for FP, already done later.
5777 * toplev.c (debug_args): Add entry for VMS_DEBUG.
5778 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
5780 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
5782 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
5783 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
5784 LARGEST_EXPONENT_IS_NORMAL for the given mode.
5785 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
5786 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
5787 (ediv, emul, eldexp, esqrt): Likewise.
5788 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
5789 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
5790 (saturate): New function.
5791 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
5792 (make_nan): Use a saturation value instead of a NaN if
5793 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
5794 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
5795 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
5796 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
5797 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
5798 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
5799 !ROUND_TOWARDS_ZERO.
5800 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
5801 (ROUND_TOWARDS_ZERO): Document.
5803 2002-03-11 Andreas Jaeger <aj@suse.de>
5805 * cfg.c (dump_flow_info): Remove unused variable.
5807 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
5809 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
5810 computations on trees.
5812 2002-03-10 Richard Henderson <rth@redhat.com>
5815 * reload.c (copy_replacements_1): New.
5816 (copy_replacements): Use it to recurse through the rtx.
5818 2002-03-10 Richard Henderson <rth@redhat.com>
5820 * loop.c (strength_reduce): Compute number of iterations as
5821 unsigned HOST_WIDE_INT.
5823 2002-03-10 Richard Henderson <rth@redhat.com>
5825 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
5826 to move away from the end of the block.
5828 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
5830 PR preprocessor/5899
5831 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
5833 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5835 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
5837 * attribs.c (decl_attributes): Fix signed/unsigned warning.
5839 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
5841 * config/mmix/mmix.c: Improve comments.
5842 (mmix_target_asm_function_prologue): Drop variable
5843 empty_stack_frame. Don't allocate unused slot above fp.
5844 (mmix_target_asm_function_epilogue): Mirror prologue changes.
5845 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
5846 brace in first column.
5847 (enum reg_class): Ditto.
5848 (FIRST_PARM_OFFSET): Now 0.
5849 (USER_LABEL_PREFIX): Remove #if 0:d definition.
5851 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5853 * combine.c (make_extraction): Fix error in last change.
5855 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5857 * c4x.c (c4x_fp_reglist): Const-ify.
5858 * cris.c (cris_print_operand): Likewise.
5859 * i386.c (ix86_va_arg): Likewise.
5860 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
5861 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
5862 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
5863 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
5864 * mcore.h (regno_reg_class): Likewise.
5865 * mips.c (gen_int_relational): Likewise.
5866 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
5867 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
5868 * pdp11.c (move_costs): Likewise.
5869 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
5870 * s390.c (s390_branch_condition_mnemonic, regclass_map):
5872 * s390.h (regclass_map): Likewise.
5873 * sh.c (shift_amounts): Likewise.
5874 * sh.md (rotlsi3): Likewise.
5876 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
5878 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
5879 (ne0+5): Use new clobber to generate proper shift pattern.
5880 Patch by Michael Matz <matz@kde.org>.
5882 2002-03-09 Andreas Schwab <schwab@suse.de>
5884 * gcc.c (validate_all_switches): Also handle `%W{...}'.
5886 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
5888 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
5890 2002-03-09 Jakub Jelinek <jakub@redhat.com>
5893 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
5894 even for non-representable constants.
5896 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5898 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
5899 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
5900 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
5901 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
5902 (pop_function_context): Compute MAY_SHARE parameter for
5904 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
5905 (gen_mem_addressof): Call fixup_var_refs with new parm.
5907 * combine.c (make_extraction): Don't make extension of CONST_INT.
5909 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
5911 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
5912 in o32 and o64 ABIs.
5913 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
5914 but getting fixed-size structs passed in registers regardless of
5915 padding in o32 and o64 ABIs.
5917 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
5918 offset before loading address of argument passed by transparent
5921 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
5923 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
5925 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
5927 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
5928 marker such that registers after it are saved.
5930 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5932 * sparc.c (arith_4096_operand): Fix error in last change.
5934 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
5936 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
5939 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
5941 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
5944 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
5946 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
5948 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
5950 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
5951 removed; fix return value.
5952 * combine.c (combine_instructions): Dirtify blocks where we failed to
5953 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
5954 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
5956 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5958 * gcse.c (insert_insn_end_bb): Fix typo in last change.
5960 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
5962 * recog.c (peephole2_optimize): Re-distribute EH edges.
5964 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
5966 * expr.c (expand_expr): Use unsave lang hook.
5967 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
5968 (LANG_HOOKS_INITIALIZER): Update.
5969 * langhooks.h (struct lang_hooks): New hook unsave.
5970 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
5971 (unsave_expr_1): Remove unused lang_unsave_expr_now.
5972 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
5973 (unsave_expr_now): Remove.
5974 * tree.h (unsave_expr_now, lang_unsave,
5975 lang_unsave_expr_now): Remove.
5978 2002-03-08 Andreas Jaeger <aj@suse.de>
5980 * flow.c (propagate_block_delete_insn): Remove unused variable.
5982 2002-03-08 Kazu Hirata <kazu@hxi.com>
5984 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
5985 insn length for memory load/store.
5987 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
5989 * doc/install.texi (--with-libiconv-prefix): Document.
5991 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
5993 * doc/sourcebuild.texi: Fix typo.
5995 2002-03-08 Jakub Jelinek <jakub@redhat.com>
5998 * builtins.c (std_expand_builtin_va_arg): Do all computations on
6001 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6003 * rtl.c (copy_most_rtx): Move from here ...
6004 * emit-rtl.c (copy_most_rtx): ... to here.
6006 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
6008 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
6009 SUBTARGET_CPP_SIZE_SPEC.
6010 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
6012 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
6014 2002-03-07 Matt Hiller <hiller@redhat.com>
6016 * gensupport.c (first_dir_md_include): Renamed from include;
6017 change all references.
6018 (last_dir_md_include): Renamed from last_include; change all
6020 (init_md_reader): Unconditionally initialize base_dir whether or
6021 not filename is a relative path.
6023 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
6025 * config/fp-bit.c (_unord_f2): Compile it in even if
6026 US_SOFTWARE_GOFAST is enabled.
6028 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
6029 NULL_RTX. Set all HFmode operations as NULL_RTX.
6030 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
6031 NULL_RTX, try reversing the comparison and the operands.
6033 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
6035 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
6036 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
6039 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
6041 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
6043 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
6045 * basic-block.h (fixup_abnormal_edges): Declare.
6046 * reload1.c (fixup_abnormal_edges): New function.
6047 * reg-stack.c (convert_regs): Use it.
6049 * gcse.c (insert_insn_end_bb): Handle trapping insns.
6051 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
6053 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
6055 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
6056 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
6057 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
6058 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
6059 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
6060 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
6061 unless x and y could be infinite.
6062 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
6063 Check that the common type of both arguments is a real, even for
6064 targets without unordered comparisons. Allow an integer argument
6065 to be compared against a real.
6066 (expand_tree_builtin): Use expand_unordered_cmp.
6067 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
6068 * cse.c (fold_rtx): Likewise. Fix indentation.
6069 * fold-const.c (fold_real_zero_addition_p): New.
6070 (fold): Use it, and the new HONOR_... macros.
6071 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
6072 * jump.c (reversed_comparison_code_parts): After searching for
6073 the true comparison mode, use HONOR_NANS to decide whether it
6074 can be safely reversed.
6075 (reverse_condition_maybe_unordered): Remove IEEE check.
6076 * simplify-rtx.c (simplify_binary_operation): Use the new macros
6077 to decide which simplifications are valid. Allow the following
6078 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
6079 and (a - -b) to (a + b).
6080 (simplify_relational_operation): Use HONOR_NANS.
6081 * doc/tm.texi: Document the MODE_HAS_... macros.
6083 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
6085 * combine.c (simplify_comparison): If simplifying a logical shift
6086 right and compare with constant, force the comparison to unsigned.
6088 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
6090 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
6092 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
6094 (alt_reg_names): Remove % for vrsave.
6096 2002-03-06 Richard Henderson <rth@redhat.com>
6098 PR optimization/5844
6099 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
6100 if used indicates we've already emitted one copy of an operand.
6101 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
6102 (gen_split): Supply a non-null used.
6104 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
6106 * reload1.c (reload): Unshare all rtl after reload is done.
6108 * simplify-rtx.c (simplify_plus_minus): Do not abort,
6109 but simply fail if the expression is too complex to simplify.
6110 (simplify_gen_binary): Handle simplify_plus_minus failures.
6112 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
6114 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
6115 consistently call delete_trivially_dead_insns after CSE and GCSE;
6116 fix DFI_life dumping; do jump threading after liveness; do crossjumping
6117 after liveness2; update comment in last crossjumping.
6118 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
6120 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
6122 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
6123 after completing fast dead code elimination.
6125 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
6128 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
6130 * version.c: Fix misplaced leading blanks on first line.
6132 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
6134 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
6136 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
6138 * cfgcleanup.c (mentions_nonequal_regs): New function.
6139 (thread_jump): Use it.
6140 * toplev.c (rest_of_compilation): Run jump threading after
6143 2002-03-06 Jakub Jelinek <jakub@redhat.com>
6145 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
6148 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
6150 * predict.c (estimate_bb_frequencies): Do not reload the
6151 frequencies from notes.
6153 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
6155 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
6156 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
6158 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
6159 delete_noop_moves): Return indeger.
6160 * flow.c (ndead): New variable.
6161 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
6162 BB argument; update callers.
6163 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
6164 (life_analysis): Do not call purge_all_dead_edges.
6165 (update_life_info): Return number of deleted insns; print statistics.
6166 (update_life_info_in_dirty_blocks): likewise.
6167 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
6168 return number of insns deleted.
6170 * cse.c: Include timevar.h
6171 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
6172 iterate until stabilizes; print statistics; return number of killed
6174 * Makefile.in: (cse.o): Add timevar.h dependency
6175 * rtl.h (delete_trivially_dead_insns): New.
6176 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
6177 * toplev.c (rest_of_compilation): Update callers.
6179 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
6180 (try_optimize_cfg): Do not update liveness.
6181 (cleanup-cfg): Loop until try_optimize_cfg and dead code
6182 removal stabilizes; use delete_trivially_dead_insns.
6184 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
6186 2002-03-05 Zack Weinberg <zack@codesourcery.com>
6188 * cppmain.c (setup_callbacks): Disable #pragma and #ident
6189 callbacks when processing assembly language.
6191 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
6193 * pa.h (ASM_FILE_END): Define.
6194 * som.h (ASM_FILE_END): Delete.
6196 * pa.c (function_arg): Don't pass floats in general registers in
6197 indirect calls if TARGET_ELF32.
6199 2002-03-05 Richard Henderson <rth@redhat.com>
6201 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
6203 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
6205 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
6207 2002-03-05 Jakub Jelinek <jakub@redhat.com>
6209 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
6210 -r command line. Don't hide any symbols if not building
6213 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
6215 * cfg.c (dump_flow_info): Warn about profile mismatches.
6216 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
6217 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
6219 2002-03-05 Jakub Jelinek <jakub@redhat.com>
6221 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
6222 wide volatile memory by parts.
6224 2002-03-05 Jakub Jelinek <jakub@redhat.com>
6226 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
6229 2002-03-05 Richard Henderson <rth@redhat.com>
6231 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
6233 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
6235 * toplev.c (documented_lang_options): Document more
6236 language-specific options.
6237 * doc/invoke.texi (Warning Options): Correct documentation for
6238 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
6239 * c-decl.c (c_decode_option): Use a table to handle warning options.
6241 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
6243 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
6244 parameter to mmix_encode_section_info.
6245 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
6246 relocatably. Always produce ELF, not mmo if linking relocatably.
6247 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
6248 first is non-zero, don't add symbol prefix.
6249 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
6250 prototype accordingly.
6252 2002-03-04 Krister Walfridsson <cato@df.lth.se>
6254 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
6256 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
6258 * configure.in: Increase required makeinfo version to 4.1.
6259 * configure: Regenerate.
6261 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
6263 * .cvsignore: Remove *.info* and genrtl*; these files are generated
6266 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
6268 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
6269 * doc/invoke.texi: Fix @math uses.
6271 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
6273 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
6276 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
6278 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
6279 (powerpc-*-eabisimaltivec*): Same.
6281 * config/rs6000/t-ppcendian: New.
6283 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6285 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
6286 nonimmediate_src_operand and nonimmediate_lsrc_operand to
6287 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
6289 2002-03-03 Richard Henderson <rth@redhat.com>
6291 * toplev.c (rest_of_decl_compilation): Revert last two changes.
6293 2002-03-03 Zack Weinberg <zack@codesourcery.com>
6295 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
6296 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
6297 tree.c, config/m68k/m68k.c:
6298 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
6299 REAL_ARITHMETIC blocks unconditional. Delete some further
6300 #ifdef blocks predicated on REAL_ARITHMETIC.
6301 * flags.h, toplev.c: Delete remaining references to
6304 * doc/invoke.texi: Remove documentation of -fpretend-float.
6305 * doc/tm.texi: Describe the various REAL_* macros as provided by
6306 real.h, not by the target configuration files.
6308 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
6309 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
6310 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
6311 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
6312 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
6313 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
6314 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
6315 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
6316 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
6317 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
6318 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
6319 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
6320 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
6321 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
6322 config/xtensa/xtensa.h:
6323 Do not define, undefine, or mention in comments any of
6324 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
6325 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
6326 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
6327 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
6328 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
6329 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
6330 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
6331 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
6332 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
6334 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6336 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
6337 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
6338 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
6339 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
6340 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
6341 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
6343 * defaults.h (BITS_PER_WORD): Define.
6344 * doc/tm.texi (BITS_PER_WORD): Document default value.
6346 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
6347 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
6348 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
6350 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6352 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
6353 lieu of explicit sizeof/sizeof.
6354 * i386.c (override_options, ix86_init_mmx_sse_builtins,
6355 ix86_expand_builtin): Likewise.
6356 * mips.c (mips_add_gc_roots): Likewise.
6357 * mmix.c (mmix_output_condition): Likewise.
6358 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
6359 altivec_init_builtins): Likewise.
6360 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
6361 * cppexp.c (Nsuff, parse_number): Likewise.
6362 * cppinit.c (builtin_array_end): Likewise.
6363 * gcc.c (n_default_compilers, process_command): Likewise.
6364 * genpreds.c (output_predicate_decls): Likewise.
6365 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
6366 * lcm.c (N_ENTITIES): Likewise.
6367 * stor-layout.c (set_sizetype): Likewise.
6369 2002-03-03 Richard Henderson <rth@redhat.com>
6371 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
6372 for types or labels.
6374 2002-03-03 Richard Henderson <rth@redhat.com>
6376 * c-decl.c (start_decl): Initialized variables are not common.
6378 2002-03-02 Per Bothner <per@bothner.com>
6380 * gcc.c (option_map): Suport new --bootclasspath option.
6381 --CLASSPATH is now just an alias for --classpath.
6383 2002-03-02 Richard Henderson <rth@redhat.com>
6385 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
6386 load if "internal" visibility.
6387 * doc/extend.texi: Document visibility meanings.
6389 2002-03-02 Richard Henderson <rth@redhat.com>
6391 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
6392 to functions as well.
6394 2002-03-02 Richard Henderson <rth@redhat.com>
6396 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
6397 (handle_visibility_attribute): Don't call assemble_visibility.
6398 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
6399 without asmspec. Invoke assemble_alias when needed.
6400 * varasm.c (maybe_assemble_visibility): New.
6401 (assemble_start_function, assemble_variable, assemble_alias): Use it.
6403 2002-03-02 Richard Henderson <rth@redhat.com>
6405 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
6406 invoke ENCODE_SECTION_INFO with first call flag.
6408 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
6409 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
6410 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
6411 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
6412 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
6413 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
6414 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
6415 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
6416 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
6417 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
6418 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
6419 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
6420 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
6421 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
6422 config/mcore/mcore-protos.h, config/mcore/mcore.c,
6423 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
6424 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
6425 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
6426 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
6427 config/sh/sh.h, config/sparc/sparc.h,
6428 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
6429 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
6430 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
6431 FIRST argument. As needed, examine it and do nothing.
6433 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
6434 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
6435 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
6437 * config/arm/t-pe (pe.o): Add dependencies.
6439 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6441 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
6442 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
6443 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
6444 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
6445 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
6446 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
6447 * defaults.h (BITS_PER_UNIT): Define.
6448 * doc/tm.texi (BITS_PER_UNIT): Document default value.
6450 2002-03-02 Kazu Hirata <kazu@hxi.com>
6452 * config/h8300/h8300-protos.h: Add a prototype for
6453 compute_a_shift_length.
6454 * config/h8300/h8300.c (h8300_asm_insn_count): New.
6455 (compute_a_shift_length): Likewise.
6456 (h8300_adjust_insn_length): Do not adjust insn length of shift
6458 * config/h8300/h8300.md (anonymous shift patterns): Use
6459 compute_a_shift_length.
6461 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6463 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
6466 * emit-rtl.c (offset_address): Call update_temp_slot_address.
6468 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6470 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
6471 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
6472 * flags.h (flag_zero_initialized_in_bss): Declare.
6473 * toplev.c (flag_zero_initialized_in_bss): New flag.
6474 (lang_independent_options): Add flag_zero_initialized_in_bss.
6475 * tree.c (initializer_zerop): New function.
6476 * tree.h (initializer_zerop): Declare.
6477 * varasm.c (assemble_variable): If we can emit bss, put zero
6478 initializers in the bss section.
6480 2002-03-02 Alan Modra <amodra@bigpond.net.au>
6482 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
6483 like more than one symbol per .weak directive.
6485 2002-03-01 Richard Henderson <rth@redhat.com>
6487 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
6488 adjust argument_pointer by pretend_args_size.
6489 (ia64_va_start): Adjust va_start address by -pretend_args_size.
6491 2002-03-01 Kazu Hirata <kazu@hxi.com>
6493 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
6495 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
6497 * toplev.c (rest_of_compilation): Delete dead jumptables before
6499 * flow.c (delete_dead_jumptables): Make global.
6500 * rtl.h (delete_dead_jumptables): Declare.
6502 2002-03-01 David Edelsohn <edelsohn@gnu.org>
6504 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
6505 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
6506 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
6508 2002-03-01 Kazu Hirata <kazu@hxi.com>
6510 * config/h8300/h8300-protos.h: Fix formatting.
6511 * config/h8300/h8300.c: Likewise.
6512 * config/h8300/h8300.h: Likewise.
6514 2002-03-01 Kazu Hirata <kazu@hxi.com>
6516 * config/h8300/h8300.c (print_operand): Support 16-bit
6518 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
6520 2002-02-28 Richard Henderson <rth@redhat.com>
6522 * expmed.c (store_bit_field): Prevent generation of CONCATs;
6523 pun complex values as integers; use gen_lowpart instead of
6525 (extract_bit_field): Likewise.
6527 2002-03-01 Alan Modra <amodra@bigpond.net.au>
6528 David Edelsohn <edelsohn@gnu.org>
6530 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
6531 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
6532 (SUPPORTS_WEAK): Likewise.
6533 * output.h (add_weak): Add tree param.
6534 * varasm.c (add_weak): Likewise. Save decl.
6535 (struct weak_syms): Add decl field.
6536 (mark_weak_decls): New function.
6537 (init_varasm_once): ggc_add_root mark_weak_decls.
6538 (assemble_start_function): Use ASM_WEAKEN_DECL.
6539 (assemble_variable): Likewise.
6540 (assemble_alias): Likewise.
6541 (declare_weak): Pass decl to add_weak.
6542 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
6543 (remove_from_pending_weak_list): Declare and define for
6545 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
6546 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
6547 * defaults.h (SUPPORTS_WEAK): Likewise.
6548 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
6549 .weak for code sym. Do emit .size for descriptor sym.
6550 (ASM_DECLARE_FUNCTION_SIZE): Define.
6551 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
6552 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
6553 .lglobl unless TARGET_XCOFF. Formatting fixes.
6554 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
6556 (HANDLE_PRAGMA_WEAK): Remove.
6557 (ASM_WEAKEN_LABEL): Remove.
6558 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
6560 2002-03-01 Jason Merrill <jason@redhat.com>
6562 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
6563 (TARGET_EXPR_CLEANUP): New macro.
6565 2002-02-28 Steve Ellcey <sje@cup.hp.com>
6567 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
6568 to take ptr_extend into account as third type of extension.
6569 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
6570 fields used by SUBREG_PROMOTED_UNSIGNED_P.
6571 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
6572 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
6573 * calls.c (precompute_arguments): Use new macro.
6574 (expand_call): Ditto.
6575 * combine.c (nonzero_bits): Ditto.
6576 (record_promoted_value): Ditto.
6577 * expr.c (store_expr): Ditto.
6578 (expand_expr): Ditto.
6579 * function.c (assign_parms): Ditto.
6581 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
6583 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
6584 override -shared and -shared-libgcc.
6586 2002-02-28 David O'Brien <obrien@FreeBSD.org>
6588 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
6590 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
6593 2002-02-28 Richard Henderson <rth@redhat.com>
6595 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
6596 4 cycle latency from MM producers.
6597 (ia64_internal_sched_reorder): Likewise with pipeline flush.
6599 2002-02-28 Jakub Jelinek <jakub@redhat.com>
6601 * mklibgcc.in: Don't use GNU make extension.
6603 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
6605 * c-parse.in (STATIC): New terminal.
6606 (scspec): New non-terminal. Update productions accordingly.
6607 (program): Remove bogus ifc / end ifc.
6608 (array_declarator): Simplify production using STATIC.
6610 2002-02-28 Jim Meyering <meyering@lucent.com>
6612 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
6613 \a still means TARGET_BELL.
6615 2002-02-28 Richard Henderson <rth@redhat.com>
6617 * haifa-sched.c (sched_emit_insn): New.
6618 (schedule_block): Use last_scheduled_insn to track last insn.
6619 * sched-int.h (sched_emit_insn): Prototype.
6620 * config/ia64/ia64.c (last_issued): Remove.
6621 (ia64_variable_issue): Don't set it.
6622 (nop_cycles_until): Use sched_emit_insn.
6624 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
6626 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
6629 2002-02-28 Kazu Hirata <kazu@hxi.com>
6631 * config/h8300/h8300.c: Fix formatting.
6632 * config/h8300/h8300.h: Likewise.
6634 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
6636 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
6637 which may overwrite the high byte of the frame pointer.
6639 2002-02-28 Bo Thorsen <bo@suse.de>
6641 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
6642 (STARTFILE_SPEC): Add 64 bit files.
6643 (ENDFILE_SPEC): Likewise.
6645 2002-02-28 Jason Merrill <jason@redhat.com>
6647 * c-decl.c (finish_function): Only warn about missing return
6648 statement with -Wreturn-type.
6650 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
6652 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
6654 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
6655 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
6657 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
6659 * basic-block.h (BB_REACHABLE): Renumber.
6660 (BB_DIRTY, BB_NEW): New flags.
6661 (clear_bb_flags): Declare.
6662 (update_life_info_in_dirty_blocks): Declare.
6663 * cfg.c (clear_bb_flags): New function.
6664 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
6665 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
6666 reorder_insns, emit_insn_after): Mark block as dirty.
6667 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
6668 (update_life_info_in_dirty_blocks): New function.
6669 * recog.c (apply_change_group): Dirtify block.
6671 * cse.c (cse_insn): Reorder emitting of jump insn to keep
6673 * gcse.c (delete_null_pointer_checks): Likewise.
6675 * toplev.c (dump_file_index): Move cse2 after bp,
6677 (dump_file_info): Similary.
6678 (rest_of_compilation): Avoid most of CFG rebuilds;
6679 do first if converision after null pointer checks, do cse2
6680 after branch prediction; avoid full liveness rebuild after
6681 initializing subregs.
6682 * invoke.texi (-d options): Document -du, renumber.
6684 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
6685 (notice_new_block): Do not set BB_UPDATE_LIFE.
6686 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
6687 merge_blocks_move_successor_nojumps, merge_blocks,
6688 try_crossjump_to_edge): Likewise.
6689 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
6690 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
6691 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
6692 (merge_of_block): Do not use life_data_ok.
6693 (find_if_case_1): Do not use SET_UPDATE_LIFE.
6694 (if_convert): Use BB_DIRTY mechanizm to update life.
6695 * lcm.c (optimize_mode_switching): Update
6696 update_life_info_in_dirty_blocks
6698 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
6700 * Makefile.in (integrate.o): Update.
6701 * c-decl.c (copy_lang_decl): Rename.
6702 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
6703 * integrate.c: Include langhooks.h.
6704 (copy_decl_for_inlining): Update to use langhook.
6705 * langhooks-def.h (lhd_do_nothing_t,
6706 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
6707 (LANG_HOOKS_INITIALIZER): Update.
6708 * langhooks.c (lhd_do_nothing_t): New.
6709 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
6710 * tree.h (copy_lang_decl): Remove.
6712 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
6714 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
6716 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
6717 POST_DEC, and POST_MODIFY.
6719 2002-02-27 Zack Weinberg <zack@codesourcery.com>
6721 * c-typeck.c (digest_init): Remove unused parameter; all
6724 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
6726 * expmed.c (expand_shift): Correctly test for low part of a
6729 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
6731 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
6732 insn UIDs with insn addresses.
6734 2002-02-27 Zack Weinberg <zack@codesourcery.com>
6736 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
6737 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
6738 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
6739 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
6740 gcc.c, toplev.c: Delete code implementing -traditional mode.
6742 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
6743 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
6744 Document removal of -traditional mode for compilation, and
6745 remove documentation only relevant to that mode.
6747 * config/nextstep.h, config/ptx4.h, config/svr4.h,
6748 config/convex/convex.h, config/d30v/d30v.h,
6749 config/i386/dgux.h, config/i386/osf1elf.h,
6750 config/i386/osfelf.h, config/i386/osfrose.h,
6751 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
6752 config/m68k/hp310.h, config/m88k/dgux.h,
6753 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
6754 config/m88k/m88k.h, config/m88k/openbsd.h,
6755 config/mips/abi64.h, config/mips/osfrose.h,
6756 config/mips/svr4-5.h, config/mips/svr4-t.h,
6757 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
6758 config/stormy16/stormy16.h: Remove all references to
6759 -traditional from target specs. Delete all mention of the
6760 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
6761 delete a couple of commented-out definitions of
6762 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
6765 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
6766 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
6768 2002-02-27 Zack Weinberg <zack@codesourcery.com>
6770 * mklibgcc.in: Don't use \n in a line subject to
6771 interpretation by echo.
6773 2002-02-27 Graham Stott <grahams@redhat.com>
6775 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
6778 * loop.c (prescan_loop): Handle PARALLEL.
6780 * unroll.c (loop_iterations): Return 0 if the add_val for
6783 * final.c (output_operand_lossage): Constify PFX_STR.
6785 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
6787 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
6789 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
6790 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
6792 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
6794 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
6796 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
6798 * cpplex.c (_cpp_lex_token): Handle directives in macro
6800 * cpplib.c (_cpp_handle_directive): Save and restore state
6801 if parsing macro args when entering a directive.
6802 * cppmacro.c (collect_args): No need to handle directives
6804 (enter_macro_context, replace_args): Use the original macro
6805 definition in case it was redefined whilst collecting arguments.
6809 2002-02-26 David Edelsohn <edelsohn@gnu.org>
6811 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
6812 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
6813 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
6815 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
6816 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
6817 (load_toc_v4_PIC_2): Same.
6819 2002-02-26 Alan Modra <amodra@bigpond.net.au>
6821 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
6823 2002-02-26 Richard Henderson <rth@redhat.com>
6825 * config/alpha/alpha.md (ashldi_se): Re-enable.
6827 2002-02-26 Richard Henderson <rth@redhat.com>
6829 * config/alpha/alpha.c (alpha_encode_section_info): Examine
6830 MODULE_LOCAL_P; improve commentary.
6832 2002-02-26 Zack Weinberg <zack@codesourcery.com>
6834 * doc/cpp.texi: Clarify documentation of relationship between
6837 2002-02-26 Kazu Hirata <kazu@hxi.com>
6839 * config/h8300/h8300-protos.h: Update the prototype for
6840 compute_logical_op_length. Add the prototype for
6841 compute_logical_op_cc.
6842 * config/h8300/h8300.c (compute_logical_op_length): Figure out
6844 (compute_logical_op_cc): New.
6845 * config/h8300/h8300.md: Combine all the logical op patterns
6846 in HImode and SImode. Use compute_logical_op_cc.
6848 2002-02-26 Kelley Cook <kelleycook@comcast.net>
6850 * config/i386/i386.c (print_operand): Don't append ATT-style
6851 length suffixs to x87 opcodes when in Intel mode.
6853 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
6855 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
6856 (init_emit_once): Update calls.
6857 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
6858 (init_syntax_once): Prototype.
6860 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
6862 * pa-linux.h (LIB_SPEC): Update definition.
6863 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
6865 2002-02-26 Richard Henderson <rth@redhat.com>
6867 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
6868 if we emitted a stop bit.
6870 2002-02-26 Jakub Jelinek <jakub@redhat.com>
6872 * configure.in (libgcc_visibility): Substitute.
6873 * configure: Rebuilt.
6874 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
6875 defined symbols .hidden.
6877 2002-02-26 Jakub Jelinek <jakub@redhat.com>
6879 * attribs.c (c_common_attribute_table): Add visibility.
6880 (handle_visibility_attribute): New function.
6881 * varasm.c (assemble_visibility): New function.
6882 * output.h (assemble_visibility): Add prototype.
6883 * tree.h (MODULE_LOCAL_P): Define.
6884 * crtstuff.c (__dso_handle): Use visibility attribute.
6885 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
6886 for MODULE_LOCAL_P symbols too.
6887 * config/ia64/ia64.c (ia64_encode_section_info): Handle
6888 MODULE_LOCAL_P symbols the same way as local symbols.
6889 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
6890 into .sdata/.sbss by the user.
6891 * doc/extend.texi (Function Attributes): Document visibility
6894 2002-02-26 Jakub Jelinek <jakub@redhat.com>
6897 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
6898 STRING_CST initializer spanning the whole variable without
6900 If expand_expr returned MEM, don't use it.
6902 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
6904 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
6905 generate a die for the lexical block.
6907 2002-02-26 Kazu Hirata <kazu@hxi.com>
6909 * config/h8300/h8300-protos.h: Add a prototype for
6910 compute_logical_op_length.
6911 * config/h8300/h8300.c (compute_logical_op_length): New.
6912 * config/h8300/h8300.md (anonymous logical patterns): Use
6913 compute_logical_op_length for length.
6915 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
6917 * dwarf2out.c (modified_type_die): Do not call type_main_variant
6919 (gen_type_die): Same.
6921 * attribs.c (handle_vector_size_attribute): Set debug information.
6923 2002-02-26 Daniel Egger <degger@fhm.edu>
6925 * config/rs6000/rs6000.md: Swap define_insn attributes to
6926 fix incorrect generation of merge high instructions instead
6929 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
6931 * c-typeck.c (really_start_incremental_init): Use
6932 bitsize_zero_node for vectors.
6934 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
6936 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
6937 ("*set_vrsave_internal"): Same.
6939 2002-02-25 Richard Henderson <rth@redhat.com>
6941 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
6942 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
6944 2002-02-25 Jakub Jelinek <jakub@redhat.com>
6947 * config/i386/i386.c (ix86_return_pops_args): Only pop
6948 fake structure return argument if it was passed on the stack.
6950 2002-02-25 Jason Merrill <jason@redhat.com>
6952 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
6955 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
6957 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
6958 link with shared_name only.
6959 * doc/invoke.texi (Link Options): Document new behavior.
6961 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
6963 * c-typeck.c (push_init_level): Handle vectors.
6965 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
6967 * config/sparc/sparc.c (const64_high_operand): Zero-extend
6968 operands of SPARC_SETHI_P.
6969 (input_operand): Likewise.
6970 (sparc_emit_set_const32): Likewise.
6971 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
6972 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
6973 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
6974 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
6975 (movdi_insn_sp64_vis): Likewise.
6976 (movdi split, movdf split): Use SETHI32.
6977 * doc/md.texi: Document SPARC constraints L, M and N.
6979 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
6981 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
6982 ("*set_vrsave_internal"): use mfspr for Darwin.
6984 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
6985 gen_get_vrsave_internal.
6987 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6989 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
6991 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
6993 * cpplex.c (cpp_interpret_charconst): Get signedness or
6994 otherwise of wide character constants correct.
6995 * cppexp.c (lex): Get signedness of wide charconsts correct.
6997 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6999 * optabs.c (widen_operand): Only call convert_modes for
7000 promoted SUBREG if signedness matches.
7001 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
7003 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
7005 * cpplib.c (glue_header_name): Use local buffer to build up
7008 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
7010 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
7012 2002-02-23 Kazu Hirata <kazu@hxi.com>
7014 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
7015 H8/300[HS] separately.
7016 * config/h8300/h8300.md: Remove the early clobber constraint
7017 from bit field patterns.
7019 2002-02-23 Kazu Hirata <kazu@hxi.com>
7021 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
7023 (mulhisi3): Likewise.
7024 (umulqisi3): Likewise.
7025 (umulhisi3): Likewise.
7027 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
7029 * cppinit.c (output_deps): Correct test for stdout output.
7030 (init_dependency_output): Cure warning.
7032 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7034 * expr.c (store_expr): When converting expression to promoted
7035 equivalent type, allow using SUBREG_REG of TARGET as the target
7036 of the expansion of EXP.
7037 * loop.c (basic_induction_var, case SUBREG): Always look inside.
7038 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
7039 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
7040 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
7041 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
7043 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
7045 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
7046 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
7047 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
7049 2002-02-23 Jakub Jelinek <jakub@redhat.com>
7051 PR optimization/5747
7052 * loop.c (scan_loop): Update reg info if move_movables created new
7055 2002-02-23 David Edelsohn <edelsohn@gnu.org>
7057 * gcc.c (init_gcc_spec): Revert last change.
7059 2002-02-23 David Edelsohn <edelsohn@gnu.org>
7061 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
7062 gpc_reg_operand constraint.
7064 2002-02-23 Alan Modra <amodra@bigpond.net.au>
7066 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
7067 Simplify comparison of `low'.
7068 (add_operand): Fix formatting.
7069 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
7070 (mask_operand): Disallow mask to wrap in 64-bit mode.
7071 (rs6000_stack_info): Remove redundant test setting push_p.
7072 (output_toc): Fix formatting.
7073 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
7074 cc_reg_not_cr0_operand constraint.
7075 (booldi3, boolcdi3 splitters): Same.
7077 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
7079 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
7081 2002-02-22 David Edelsohn <edelsohn@gnu.org>
7083 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
7084 gcc invoked with -shared-libgcc.
7086 2002-02-22 Jakub Jelinek <jakub@redhat.com>
7089 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
7090 decl if any of elements was TREE_USED.
7092 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
7094 * config/sparc/sol2.h: Don't include sys/mman.h.
7095 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
7096 (arith_4096_operand): Don't throw high bits away.
7097 (const64_operand): Take sign extension of CONST_INTs into account.
7098 (const64_high_operand, sparc_emit_set_const32): Likewise.
7099 (GEN_HIGHINT64): Likewise.
7100 (sparc_emit_set_const64_quick1): Likewise.
7101 (const64_is_2insns): Likewise.
7102 (print_operand): Use trunc_int_for_mode for sign extension.
7103 * config/sparc/sparc.h (SMALL_INT32): Likewise.
7104 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
7105 chars. Assume CONST_INT is already properly sign-extended.
7106 (movdi split): Sign-extend each SImode part.
7107 (andsi3 split): Don't mask high bits off, so that result
7108 remains properly sign-extend.
7109 (iorsi3 split): Likewise.
7110 (xorsi3 split): Likewise.
7112 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
7114 * fold-const.c (fold): Fix typo in comments.
7116 2002-02-21 Diego Novillo <dnovillo@redhat.com>
7118 * Makefile.in (langhooks.o): Update dependencies.
7120 2002-02-21 Diego Novillo <dnovillo@redhat.com>
7122 * langhooks.c: Include flags.h.
7124 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
7126 * testsuite/gcc.dg/attr-alwaysinline.c: New.
7128 * c-common.c (c_common_post_options): Set inline trees by
7131 * doc/extend.texi (Function Attributes): Document always_inline
7133 Update documentation about inlining when not optimizing.
7135 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
7137 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
7138 unless DECL_ALWAYS_INLINE.
7140 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
7141 unless DECL_ALWAYS_INLINE.
7142 (c_disregard_inline_limits): Disregard if always_inline set.
7144 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
7145 Disregard if always_inline set.
7146 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
7147 unless DECL_ALWAYS_INLINE.
7149 * attribs.c (handle_always_inline_attribute): New.
7150 (c_common_attribute_table): Add always_inline.
7152 * config/rs6000/altivec.h: Add prototypes for builtins
7153 requiring the always_inline attribute.
7155 2002-02-21 Eric Christopher <echristo@redhat.com>
7157 * expmed.c (store_bit_field): Try to simplify the subreg
7158 before generating a new one when when the mode size of
7159 value is less than maxmode.
7161 2002-02-21 Richard Henderson <rth@redhat.com>
7163 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
7164 than gen_rtx_PLUS to form the sum.
7165 * explow.c (force_reg): Rearrange to not allocate new pseudo
7166 when force_operand returns a register.
7167 * expr.c (expand_assignment): Allow offset_rtx expansion to
7168 return a sum. Do not force addresses into registers.
7169 (expand_expr): Likewise.
7170 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
7171 to canonicalize arithmetic that didn't simpify.
7172 (simplify_plus_minus): New argument force; update
7173 all callers. Don't split CONST unless we can do something with it,
7174 and wouldn't lose the constness of the operands.
7176 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
7177 that we generated earlier.
7179 2002-02-21 Tom Tromey <tromey@redhat.com>
7181 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7182 (output_line_info): Use constant `1', with a long explanatory
7184 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
7186 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
7188 * jump.c (redirect_jump): If old label has no UID, don't try to
7191 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
7193 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
7194 If input is constant, do shifts at compile time.
7196 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
7198 * doc/extend.texi: Fix some more overfull hboxes.
7200 2002-02-21 Jakub Jelinek <jakub@redhat.com>
7202 PR optimization/4994
7203 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
7206 2002-02-21 Jakub Jelinek <jakub@redhat.com>
7209 * expr.h (expand_and): Add mode argument.
7210 * expmed.c (expand_and): Add mode argument.
7211 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
7212 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
7213 * except.c (expand_builtin_extract_return_addr): Likewise.
7214 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
7215 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
7216 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
7217 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
7218 * config/c4x/c4x.md: Use GEN_INT (x) instead of
7219 gen_rtx (CONST_INT, VOIDmode, x).
7221 2002-02-21 Jakub Jelinek <jakub@redhat.com>
7224 * stmt.c (warn_if_unused_value): Move side effects test once more.
7226 2002-02-20 Torbjorn Granlund <tege@swox.com>
7228 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
7229 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
7231 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
7233 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
7234 SUBREG or ZERO_EXTEND.
7236 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
7238 * sh.h (current_function_anonymous_args): Remove.
7239 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
7240 of current_function_varargs and current_function_stdarg is set.
7241 * sh.c (sh_expand_prologue): Check current_function_varargs /
7242 current_function_stdarg / TARGET_SH5 instead of
7243 current_function_anonymous_args.
7245 * sh64.h (TARGET_VERSION): Define.
7247 2002-02-20 David Edelsohn <edelsohn@gnu.org>
7249 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
7250 VRSAVE_REGNO on TARGET_ALTIVEC.
7252 2002-02-20 Alan Modra <amodra@bigpond.net.au>
7254 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
7255 bits of SImode const_int.
7256 (includes_rshift_p): Likewise.
7257 (print_operand): Call mask_operand and mask64_operand with correct
7259 (rs6000_output_function_epilogue): Pad traceback table to word.
7260 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
7261 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
7262 mask64_operand with correct mode.
7263 (FUNCTION_ARG_REGNO_P): Correct parentheses.
7265 2002-02-20 Jakub Jelinek <jakub@redhat.com>
7268 * varasm.c (get_pool_constant_mark): New.
7269 * rtl.h (get_pool_constant_mark): Add prototype.
7270 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
7271 be represented if it has not been output.
7273 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
7275 * combine.c (do_SUBST): Sanity check substitutions of
7276 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
7277 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
7278 CONST_INT into its operand.
7279 (known_cond): Likewise, for ZERO_EXTEND.
7280 * simplify-rtx.c (simplify_unary_operation): Fix condition to
7281 allow for simplification of wide modes. Reject CONST_INTs in
7282 ZERO_EXTEND when their actual mode is not given.
7284 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
7286 * c-decl.c (pushdecl): If no global declaration is found for an
7287 extern declaration in block scope, try a limbo one.
7289 2002-02-20 Jakub Jelinek <jakub@redhat.com>
7292 * c-common.c (pointer_int_sum): Moved from...
7293 * c-typeck.c (pointer_int_sum): ...here.
7294 * c-common.h (pointer_int_sum): Add prototype.
7296 2002-02-20 Jakub Jelinek <jakub@redhat.com>
7299 * c-decl.c (duplicate_decls): Return 0 if issued error about
7302 2002-02-20 Roger Sayle <roger@eyesopen.com>
7303 Jakub Jelinek <jakub@redhat.com>
7306 * tree.c (host_integerp): Ensure that the constant integer is
7307 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
7308 when pos is zero or non-zero respectively. Clarify comment.
7309 * c-format.c (check_format_info_recurse): Fix host_integerp
7310 usage; the pos argument should be zero when assigning to a
7311 signed HOST_WIDE_INT.
7313 2002-02-20 Richard Henderson <rth@redhat.com>
7315 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
7316 of the operand, rather than assuming TImode.
7317 (ix86_expand_binop_builtin): Cope with commutative patterns
7318 using nonimmediate_operand for both operands.
7319 (ix86_expand_timode_binop_builtin): Likewise.
7320 (ix86_expand_store_builtin): Validate operand 1.
7321 (ix86_expand_unop1_builtin): Likewise.
7323 2002-02-20 Philip Blundell <philb@gnu.org>
7326 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
7328 2002-02-20 Richard Henderson <rth@redhat.com>
7331 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
7333 2002-02-20 Tom Tromey <tromey@redhat.com>
7335 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7336 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7337 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7338 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7339 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
7342 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
7344 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
7345 for (const_int 0) in X not just INTVAL.
7347 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
7349 * doc/extend.texi: Avoid or reduce overfull hboxes.
7351 2002-02-20 Diego Novillo <dnovillo@redhat.com>
7353 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
7354 operations if the field does not start at a mode boundary.
7356 2001-02-20 Joel Sherrill <joel@OARcorp.com>
7358 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
7359 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
7360 Also done for -Acpu and -Amachine.
7362 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
7364 * cppinit.c (init_dependency_output): Take deps output file
7365 from -o if none given with -MF. Suppress normal output.
7366 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
7367 * doc/cpp.texi, doc/invoke.texi: Update.
7369 2002-02-19 Zack Weinberg <zack@codesourcery.com>
7371 * toplev.c (output_quoted_string): Write unprintable
7372 characters with octal escapes.
7374 2002-02-19 David Edelsohn <edelsohn@gnu.org>
7376 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
7377 really_call_used[VRSAVE_REGNO] if not Altivec.
7379 2002-02-19 Alan Modra <amodra@bigpond.net.au>
7381 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
7383 (constant_pool_expr_1): Fix formatting.
7384 (rs6000_legitimize_reload_address): Likewise.
7386 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7388 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
7389 now that we have one.
7391 2002-02-19 Zack Weinberg <zack@codesourcery.com>
7393 * tree.h (struct tree_common): Remove aux. Add unused_0 at
7394 end of first block of bitfields (which was only seven bits);
7395 rename dummy to unused_1; remove comment which is no longer true.
7397 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
7399 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
7401 2002-02-19 Philip Blundell <pb@nexus.co.uk>
7404 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
7408 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
7409 arm_is_longcall_p rather than inspecting call-type cookie
7411 (call_value_insn) [TARGET_THUMB]: Likewise.
7413 2002-02-19 Graham Stott <grahams@redhat.com>
7415 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
7417 2002-02-19 David Edelsohn <edelsohn@gnu.org>
7419 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
7420 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
7421 (FP_SAVE_INLINE): Delete.
7423 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
7424 * config/rs6000/eabi.asm: Remove ABI save restore routines.
7425 * config/rs6000/t-ppccomm: Build crtsavres.o.
7426 * config/rs6000/crtsavres.asm: New file.
7428 2002-02-19 Philip Blundell <philb@gnu.org>
7430 * config/arm/arm.c (use_return_insn): Don't reject interrupt
7432 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
7433 (output_return_instruction): Allow interrupt functions to return with
7434 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
7435 (arm_expand_prologue): Subtract 4 before stacking LR in an
7438 2002-02-19 Philip Blundell <pb@nexus.co.uk>
7440 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
7441 decl, not just FUNCTION_DECL.
7442 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
7443 (arm_assemble_integer): Likewise.
7444 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
7447 2002-02-19 matthew green <mrg@eterna.com.au>
7449 * config.gcc (sparc-*-netbsdelf*): Enable target.
7450 (sparc64-*-netbsd*): New target.
7451 * config/sparc/netbsd-elf.h: New file.
7452 * config/sparc/t-netbsd64: New file.
7454 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
7456 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
7458 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
7460 * doc/invoke.texi: explicitly list the style guidelines that
7461 -Weffc++ checks for.
7463 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
7465 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
7467 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
7470 * gcc.c (cpp_unique_options): Treat -o as indicating object file
7471 only if not -E. If -E, pass -o through to the preprocessor.
7473 2002-02-19 Kazu Hirata <kazu@hxi.com>
7475 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
7476 register number with an appropriate macro.
7478 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
7480 * doc/rtl.texi (Constants): Close @code tag.
7482 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
7484 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
7485 ("mmx_uavgv4hi3"): Same.
7486 ("pmulhrwv4hi3"): Same.
7488 * tree-inline.c (walk_tree): Handle vectors.
7490 * c-common.c (constant_expression_warning): Handle vectors.
7491 (overflow_warning): Same.
7493 * sched-deps.c (sched_analyze_2): Handle vectors.
7495 * rtlanal.c (rtx_unstable_p): Handle vectors.
7496 (rtx_varies_p): Same.
7497 (count_occurrences): Same.
7498 (regs_set_between_p): Same.
7499 (modified_between_p): Same.
7500 (modified_in_p): Same.
7501 (volatile_insn_p): Same.
7502 (volatile_refs_p): Same.
7503 (side_effects_p): Same.
7505 (inequality_comparisons_p): Same.
7506 (replace_regs): Same.
7507 (computed_jump_p_1): Same.
7509 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
7511 (inner_mode_array): New.
7512 (copy_rtx): Handle vectors.
7513 (copy_most_rtx): Same.
7514 (rtx_equal_p): Same.
7515 (get_mode_alignment): Adjust for vectors.
7517 * resource.c (mark_referenced_resources): Handle vectors.
7518 (mark_set_resources): Same.
7520 * reload1.c (eliminate_regs): Handle vectors.
7521 (elimination_effects): Same.
7522 (scan_paradoxical_subregs): Same.
7524 * reload.c (subst_reg_equivs): Handle vectors.
7526 * regrename.c (scan_rtx): Handle vectors.
7528 * regclass.c (reg_scan_mark_refs): Handle vectors.
7530 * recog.c (find_single_use_1): Handle vectors.
7532 * local-alloc.c (equiv_init_varies_p): Handle vectors.
7533 (contains_replace_regs): Same.
7534 (memref_referenced_p): Same.
7536 * integrate.c (copy_rtx_and_substitute): Handle vectors.
7537 (subst_constants): Same.
7539 * genattrtab.c (attr_copy_rtx): Handle vectors.
7540 (encode_units_mask): Same.
7541 (clear_struct_flag): Same.
7542 (count_sub_rtxs): Same.
7544 * gcse.c (want_to_gcse_p): Handle vectors.
7545 (oprs_unchanged_p): Same.
7546 (hash_expr_1): Same.
7547 (oprs_not_set_p): Same.
7548 (expr_killed_p): Same.
7549 (compute_transp): Same.
7550 (store_ops_ok): Same.
7552 * function.c (purge_addressof_1): Do not allow paradoxical subregs
7554 (fixup_var_refs_1): Same.
7555 (instantiate_virtual_regs_1): Same.
7557 * fold-const.c (operand_equal_p): Handle vectors.
7559 (rtl_expr_nonnegative_p): Same.
7561 * flow.c (mark_used_regs): Handle vectors.
7563 * df.c (df_uses_record): Handle vectors.
7565 * cselib.c (cselib_subst_to_values): Handle vectors.
7566 (cselib_mem_conflict_p): Same.
7569 * cse.c (canon_reg): Handle vectors.
7571 (cse_process_notes): Same.
7572 (count_reg_usage): Same.
7575 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
7577 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
7579 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
7580 (gen_rtx): Handle CONST_VECTOR.
7581 (gen_const_vector_0): New.
7582 (copy_rtx_if_shared): CONST_VECTORs can be shared.
7583 (reset_used_flags): Same.
7584 (copy_insn_1): Same.
7585 (initializer_constant_valid_p): Handle VECTOR_CST.
7587 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
7589 * doc/rtl.texi (Constants): Document const_vector.
7590 (CONST0_RTX): Update for vectors.
7591 (RTL sharing): Same.
7593 * print-tree.c (print_node): Add case for VECTOR_CST.
7595 * tree.h (TREE_VECTOR_CST_ELTS): New.
7596 (struct tree_vector): New.
7597 (union tree_node): Add vector node.
7598 (build_vector): Add prototype.
7600 * tree.def (VECTOR_CST): New.
7602 * tree.c (build_vector): New.
7604 * expmed.c (make_tree): Handle CONST_VECTOR.
7606 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
7607 (CONST_VECTOR_ELT): New.
7608 (CONST_VECTOR_NUNITS): New.
7610 * machmode.h (GET_MODE_INNER): New.
7611 (DEF_MACHMODE): Accept 8th arg.
7613 * machmode.def: Add 8th argument for vector inner mode.
7614 Add inner vector modes for vectors.
7616 * rtl.def (VEC_CONST): Remove.
7617 (CONST_VECTOR): New.
7619 * expr.c (clear_storage): Allow vectors.
7620 (is_zeros_p): Handle VECTOR_CST.
7622 * varasm.c (output_constant_pool): Handle vectors.
7623 (rtx_const): Add veclo and vechi fields.
7624 (kind): Add RTX_VECTOR.
7625 (decode_rtx_const): Add case for vector.
7627 * config/rs6000/rs6000-protos.h: Add zero_constant.
7629 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
7630 constants. Force easy vector constants into memory.
7631 (easy_vector_constant): New.
7632 (emit_easy_vector_constant): New.
7633 (rs6000_legitimize_reload_address): Do not generate bad reloads on
7636 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
7638 ("altivec_lvxl"): Same.
7639 (altivec_lvebx): Same.
7640 (altivec_lvehx): Same.
7641 (altivec_lvewx): Same.
7642 ("*movv4si_const0"): New.
7643 ("*movv4sf_const0"): New.
7644 ("*movv8hi_const0"): New.
7645 ("*movv16qi_const0"): New.
7647 2002-02-18 Kazu Hirata <kazu@hxi.com>
7649 * config/h8300/h8300.c (notice_update_cc): Use
7652 2002-02-18 Kazu Hirata <kazu@hxi.com>
7654 * config/h8300/h8300.md (divmod patterns): Change the
7655 constraints for operands[1] to register_operand.
7657 2002-02-18 Kazu Hirata <kazu@hxi.com>
7659 * config/h8300/h8300-protos.h: Remove the prototype for
7661 * config/h8300/h8300.c (p_operand): Remove.
7662 * config/h8300/h8300.md: Replace p_operand with
7665 2002-02-18 Philip Blundell <pb@nexus.co.uk>
7667 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
7669 (output_return_instruction): Allow use of LDR to unstack
7670 return addresss even for interrupt handlers or when
7671 interworking. If compiling for ARMv5, use interworking-safe
7672 return instructions by default. Remove duplicated code and
7673 lengthy "strcat" sequences.
7675 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7677 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
7678 (LINK_EH_SPEC): Define.
7679 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
7681 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
7683 * config/s390/s390.c (s390_emit_prologue): Do not set the
7684 frame_related flag for call-clobbered registers.
7686 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
7688 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
7689 (construct_container): Fix handling of SSE operands.
7690 (ix86_expand_builtin): Fix handling of 64bit pointers.
7691 (mmx_maskmovq_rex): New pattern.
7693 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
7695 * regrename.c (kill_set_value): Handle subregs properly.
7697 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
7699 * objc/objc-act.c (handle_impent): Remove leading '*'
7700 from objc_class_name.
7702 2002-02-17 Richard Henderson <rth@redhat.com>
7704 * config/alpha/alpha.c (some_small_symbolic_operand,
7705 some_small_symbolic_operand_1, split_small_symbolic_operand,
7706 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
7707 Handle small SYMBOL_REFs anywhere, not just inside memories.
7708 * config/alpha/alpha-protos.h: Update.
7709 * config/alpha/alpha.h (PREDICATE_CODES): Update.
7710 * config/alpha/alpha.md (small symbolic operand splitter): Update.
7712 2002-02-17 Roland McGrath <roland@frob.com>
7714 * config.gcc (powerpc-*-gnu-gnualtivec*,
7715 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
7716 * config/rs6000/gnu.h: New file.
7717 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
7718 Grok "gnu" in rs6000_abi_name.
7719 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
7720 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
7721 Grok -mcall-gnu analogous to -mcall-linux et al.
7722 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
7723 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
7724 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
7726 2002-02-17 Jakub Jelinek <jakub@redhat.com>
7729 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
7732 2002-02-17 Philipp Thomas <pthomas@suse.de>
7734 * config/cris/cris.h: Undefine STARTFILE_SPEC and
7735 ENDFILE_SPEC before (re)defining them.
7737 2002-02-17 Kazu Hirata <kazu@hxi.com>
7739 * config/h8300/h8300.c: Fix formatting.
7740 * config/h8300/h8300.h: Likewise.
7742 2002-02-17 Philipp Thomas <pthomas@suse.de>
7744 * doc/tm.texi: Explain why empty strings should not be
7745 marked for translation.
7747 2002-02-17 Philipp Thomas <pthomas@suse.de>
7749 * final.c (output_operand_lossage): Changed to accept
7750 printf style arguments. Change calls where necessary.
7751 * output.h (output_operand_lossage): Change declaration
7752 accordingly. Update copyright.
7753 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
7754 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
7755 Update copyright date where necessary.
7757 * config/i386/i386.c (print_operand): Likewise. Remove use of
7760 * config/cris/cris.c (cris_operand_lossage): Likewise.
7761 Rename parameter so that exgettext recognizes it as
7762 translatable message.
7763 (LOSE_AND_RETURN): Rename parameter to msgid.
7765 2002-02-17 Kazu Hirata <kazu@hxi.com>
7767 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
7768 hard coded register number with an appropriate macro.
7769 (HARD_REGNO_MODE_OK): Likewise.
7770 (ARG_POINTER_REGNUM): Likewise.
7771 (STATIC_CHAIN_REGNUM): Likewise.
7772 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
7773 * config/h8300/h8300.md (define_constants): Define more
7776 2002-02-17 Philipp Thomas <pthomas@suse.de>
7778 * config/i386/i386.h: Don't mark empty strings for translation.
7780 2002-02-16 H.J. Lu <hjl@gnu.org>
7782 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
7784 2002-02-16 Zack Weinberg <zack@codesourcery.com>
7786 * cppinit.c (merge_include_chains): Check for brack being
7787 NULL before attempting to merge it with qtail.
7789 2002-02-16 Andrew Cagney <ac131313@redhat.com>
7791 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
7794 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
7796 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
7798 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
7800 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
7801 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
7802 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
7804 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7806 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
7807 now only if !TARGET_FIX.
7808 (*movsi_nt_vms_fix): New pattern.
7810 2002-02-16 Douglas B Rupp <rupp@gnat.com>
7812 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
7813 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
7814 (alpha_sa_mask, alpha_sa_size): Reflect above change.
7815 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
7816 (alpha_start_function, alpha_expand_epilogue): Likewise.
7817 (unicosmk_gen_dsib): Likewise.
7819 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7821 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
7823 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
7825 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
7826 check_and_change_labels, s390_final_chunkify): Delete.
7827 (s390_split_branches, s390_chunkify_pool): New functions.
7828 (s390_function_prologue): Call them.
7830 * config/s390/s390.h (S390_REL_MAX): Delete.
7831 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
7833 * config/s390/s390.md (cjump, icjump, jump): Fix length
7834 attribute calculation.
7837 2002-02-15 David Edelsohn <edelsohn@gnu.org>
7839 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
7840 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
7842 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
7844 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
7845 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
7846 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
7848 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
7850 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
7852 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
7854 * reload.c (find_dummy_reload): Check that an output register
7855 is valid for its mode.
7857 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
7859 * combine.c (known_cond): After replacing the REG of a SUBREG, try
7862 * function.c (assign_parms): Demote promoted argument passed by
7863 transparent reference.
7865 2001-02-14 Joel Sherrill <joel@OARcorp.com>
7867 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
7868 -Acpu() and -Amachine() to eliminate warnings.
7870 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
7872 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
7874 2002-02-14 Kazu Hirata <kazu@hxi.com>
7876 * config/h8300/h8300-protos.h: Update the prototype for
7878 * config/h8300/h8300.c (const_costs): Treat SET as a little
7879 more expensive operation.
7880 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
7881 reference to const_costs.
7883 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
7885 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
7887 2002-02-14 Jakub Jelinek <jakub@redhat.com>
7890 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
7891 use arguments from newtype.
7893 2002-02-13 Eric Christopher <echristo@redhat.com>
7895 * config/mips/mips.c (override_options): Add check for march/mipsX
7896 on the same command line. Fix error message in cpu processing.
7897 Remove architecture and ISA checks.
7899 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
7901 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
7903 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
7905 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
7907 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
7909 ("*movv8hi_internal1"): Same.
7910 ("*movv16qi_internal1"): Same.
7911 ("*movv4sf_internal1"): Same.
7913 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
7914 not push_reload for altivec modes.
7916 2002-02-13 Joel Sherrill <joel@OARcorp.com>
7918 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
7919 all RTEMS targets including removal of #includes from config/*/rtems*.h
7920 file and adding them to tm_file setting. Added xm_defines=POSIX to
7922 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
7923 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
7924 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
7925 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
7926 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
7927 config/m68k/rtemself.h: Ditto.
7928 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
7929 config/mips/rtems64.h: Ditto.
7930 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
7931 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
7933 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
7934 config/sparc/rtemself.h: Ditto.
7935 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
7936 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
7937 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
7939 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
7940 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
7941 target made more similar to i386-elf.
7942 * config/i386/t-rtems-i386: Added soft float support and multilibs.
7943 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
7944 be similar to config/m68k/t-m68kelf.
7945 * gthr-rtems.h: Encapsulate with extern "C" for C++.
7947 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
7949 * regmove.c (kill_value): Handle subregs.
7951 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
7953 * i386.md (mul patterns): Allow memory operand to be first;
7954 add expanders where needed; fix constraints.
7955 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
7956 Allow memory operand to be the first.
7958 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
7961 2002-02-13 Jakub Jelinek <jakub@redhat.com>
7964 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
7967 2002-02-13 Jakub Jelinek <jakub@redhat.com>
7969 PR optimization/5547:
7970 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
7971 all valid IA-32 address modes involving non-scaled %ebx and
7972 GOT/GOTOFF as displacement.
7974 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
7976 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
7977 after emitting ltorg insns.
7979 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
7980 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
7981 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
7982 *abssf2): Fix "op_type" attribute.
7984 2002-02-13 Douglas B Rupp <rupp@gnat.com>
7986 * mkconfig.sh: Avoid using a subshell redirect.
7987 ($output.T): Change to $(output)T.
7988 (ENABLE_NLS): Remove unneeded undef.
7990 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
7991 * config/alpha/x-vms (libsubdir): Define.
7993 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
7994 register frame procedures. Optimize retrieving context.
7996 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
7997 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
7998 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
8000 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8002 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
8003 Make same change as for find_base_value.
8005 2002-02-13 Kazu Hirata <kazu@hxi.com>
8007 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
8008 of QImode and SImode.
8010 2002-02-13 Kazu Hirata <kazu@hxi.com>
8012 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
8013 length computation of movsi.
8014 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
8016 2002-02-13 Kazu Hirata <kazu@hxi.com>
8018 * config/h8300/h8300.md (subqi3): Tighten the predicate for
8019 operands[2] to register_operand.
8021 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
8023 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
8025 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
8027 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
8028 for altivec_lvx* and altivec_stvx*.
8029 ("*movv4si_internal"): Add constraint for loading from GPRs.
8030 ("*movv8hi_internal1"): Same.
8031 ("*movv16qi_internal1"): Same.
8032 ("*movv4sf_internal1"): Same.
8034 * config/rs6000/rs6000.c (altivec_register_operand): New.
8036 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
8037 altivec_register_operand.
8039 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
8041 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
8044 2002-02-13 Stan Shebs <shebs@apple.com>
8046 * c-typeck.c (digest_init): Handle vectors.
8047 (really_start_incremental_init): Same.
8048 (pop_init_level): Same.
8049 (process_init_element): Same.
8051 * varasm.c (output_constant): Same.
8053 * expr.c (clear_storage): Same.
8054 (store_constructor): Same.
8056 2002-02-12 Eric Christopher <echristo@redhat.com>
8058 * explow.c (hard_function_value): Add comment explaining
8059 signed/unsigned comparison.
8061 2002-02-12 Jakub Jelinek <jakub@redhat.com>
8063 * jump.c (never_reached_warning): Add finish argument.
8064 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
8065 real insn after end.
8066 * rtl.h (never_reached_warning): Adjust prototype.
8067 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
8068 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
8069 never_reached_warning.
8071 2002-02-12 Graham Stott <grahams@redhat.com>
8073 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
8075 2002-02-12 Kazu Hirata <kazu@hxi.com>
8077 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
8078 logical shifts on H8/300.
8079 (shift_alg_si): Improve several shifts on H8/300.
8080 (get_shift_alg): Likewise.
8082 2002-02-12 Graham Stott <grahams@redhat.com>
8084 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
8086 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8088 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
8089 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
8091 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
8093 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
8094 non-CONST_INT through default_assemble_integer.
8095 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
8096 <case 8>: Abort for CONST_DOUBLE.
8098 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
8100 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
8102 * config/pa/pa-linux.h (LIB_SPEC): Delete.
8103 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
8105 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
8107 * config/stormy16/stormy16.md (zero_extendqihi2): New.
8109 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
8111 * regrename.c (regrename_optimize): Don't accept a
8112 part-clobbered register if the replaced register is not part
8115 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
8116 take padding into account when computing the argument value.
8118 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
8120 * combine.c (try_combine): Apply substitutions in
8121 CALL_INSN_FUNCTION_USAGE too.
8123 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
8125 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
8126 __builtin_altivec_abs*.
8129 * config/rs6000/rs6000.h (rs6000_builtins): Add
8130 ALTIVEC_BUILTIN_ABS*.
8132 * config/rs6000/altivec.h: Use const char for builtins expecting
8134 (vec_abs): New versions for C and C++.
8137 2002-02-10 Kazu Hirata <kazu@hxi.com>
8139 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
8142 2002-02-10 Kazu Hirata <kazu@hxi.com>
8144 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
8145 constant definition from h8300.md.
8146 (FRAME_POINTER_REGNUM): Likewise.
8147 * config/h8300/h8300.md (define_constants): Add FP_REG.
8149 2002-02-10 Kazu Hirata <kazu@hxi.com>
8151 * config/h8300/h8300.c (print_operand): Remove redundant code.
8153 2002-02-10 Kazu Hirata <kazu@hxi.com>
8155 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
8156 * config/h8300/h8300.c (byte_reg): Make it static.
8158 2002-02-10 Richard Henderson <rth@redhat.com>
8161 * c-typeck.c (incomplete_type_error): Handle flexible array members.
8163 2002-02-10 Richard Henderson <rth@redhat.com>
8166 * tree.c (append_random_chars): Don't abort if main_input_filename
8169 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
8171 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
8173 2002-02-10 Kazu Hirata <kazu@hxi.com>
8175 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
8176 (pushhi1): Likewise.
8178 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
8180 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
8181 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
8183 2002-02-09 David O'Brien <obrien@FreeBSD.org>
8185 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
8187 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
8189 2002-02-09 Kazu Hirata <kazu@hxi.com>
8191 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
8192 a half of an SImode register on H8/300.
8194 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
8196 * i386.md (movdi_2): Add missing '!'.
8198 2002-02-09 Kazu Hirata <kazu@hxi.com>
8200 * config/h8300/h8300.h: Fix formatting. Remove commented-out
8203 2002-02-09 Kazu Hirata <kazu@hxi.com>
8205 * config/h8300/h8300.md (length): Correct the distance valid
8206 for the short branch.
8208 2002-02-09 Kazu Hirata <kazu@hxi.com>
8210 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
8212 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
8214 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
8215 registers in SImode.
8216 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
8219 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
8222 Contribute sh64-elf.
8223 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
8224 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
8225 (sh_cannot_modify_jumps_p): New function.
8226 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
8227 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
8228 (sh_ms_bitfield_layout_p): New function.
8229 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
8230 Zack Weinberg <zack@codesourcery.com>
8231 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
8232 expand_simple_binop instead of expand_binop.
8233 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
8234 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
8235 use of .quad and .uaquad.
8236 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
8237 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
8238 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
8239 * config/sh/sh.md (movdi_const, movdi_const_32bit,
8240 movdi_const_16bit): Make sure all CONSTs have modes.
8241 (sym2PIC): Ditto, but by adjusting all callers.
8242 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
8243 if the prologue calls the SHmedia argument decoder or register
8245 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
8246 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
8247 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
8248 (sh_expand_epilogue): Don't emit USE of return target register.
8249 (prepare_move_operands): Legitimize DImode PIC addresses.
8250 (sh_media_register_for_return): Skip tr0, used to initialize the
8252 (sh_expand_prologue): Remove explicit USE of return register.
8253 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
8254 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
8255 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
8256 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
8257 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
8259 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
8260 (MOVI_SHORI_BASE_OPERAND_P): New.
8261 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
8262 (EXTRA_CONSTRAINT_T): Define in terms of them.
8263 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
8264 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
8265 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
8266 alternatives supporting TARGET_REGS.
8267 (UNSPEC_GOTPLT): New constant.
8268 (movdi split): Move incrementing of LABEL_NUSES...
8269 (movdi_const, movdi_const_32bit): Here. Use
8270 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
8271 (movdi_const_16bit): New.
8272 (call, call_value) [flag_pic]: Use GOTPLT.
8273 (call_pop, call_value_pop): New expands.
8274 (call_pop_compact, call_pop_rettramp): New insns.
8275 (call_value_pop_compact, call_value_pop_rettramp): New insns.
8276 (sibcall) [flag_pic]: Use GOT.
8277 (builtint_setjmp_receiver): Remove bogus, unused expand.
8278 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
8279 (*pt, *ptb, ptrel): New insns.
8280 (sym2GOT): Handle DImode GOT.
8281 (sym2GOTPLT, symGOTPLT2reg): New expands.
8282 (sym2PIC): New expand.
8283 (shcompact_return_tramp): Use GOTPLT to return trampoline.
8284 (shcompact_return_tramp_i): Use return register explicitly.
8285 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
8286 disable flag_reorder_blocks.
8287 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
8288 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
8289 clobbers, for clarity.
8290 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
8291 restoring of r0 in macl as MAYBE_DEAD.
8292 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
8293 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
8294 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
8295 alter_subreg all over.
8296 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
8297 reload, instead of emitting instructions that would require
8299 (casesi_load_media): Add missing modes.
8300 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
8301 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
8302 as used if the argument decoder is called.
8303 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
8304 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
8305 Pmode, then extend it to DImode if necessary.
8306 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
8307 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
8308 constants in FPU-enabled SHmedia, let them be loaded from memory.
8309 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
8310 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
8311 Adjust whitespace in assembly output templates.
8312 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
8313 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
8314 mode of if_then_else.
8315 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
8316 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
8318 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
8319 Joern Rennecke <amylaar@redhat.com>
8320 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
8321 (SUBTARGET_CPP_PTR_SPEC): New.
8322 (SUBTARGET_CPP_SPEC): Remove.
8323 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
8324 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
8325 Fix typo in previous checkin.
8326 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
8327 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
8328 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
8329 Alexandre Oliva <aoliva@redhat.com>
8330 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
8331 what single FP register can hold for SHmedia target.
8332 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
8333 Alexandre Oliva <aoliva@redhat.com>
8334 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
8335 Do not split into SUBREG.
8336 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
8337 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
8338 and added new functions as specified in SH5 ABI r9.
8339 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
8340 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
8342 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
8343 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
8344 gen_consttable_4 and gen_consttable_8. Emit multiple labels
8345 and consttable_window_ends.
8346 2001-06-03 Graham Stott <grahams@redhat,com>
8347 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
8348 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
8349 * config/sh/sh.c (print_operand): Handle floating-point pair,
8350 vector and matrix registers.
8351 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
8352 vector modes into account.
8353 * config/sh/sh.md (movv2sf): Split move between registers into
8355 (movv4sf, movv16sf): Introduce insns that get split only after
8357 * config/sh/shmedia.h: Fix Copyright dates.
8358 * config/sh/ushmedia.h: Likewise. Move loop counter
8359 declarations into conditionals that uses them.
8360 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
8362 * config/sh/sshmedia.h: Fix Copyright dates.
8363 (sh_media_PUTCFG): Fix constraints.
8364 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
8365 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
8366 ptrmemfunc_vbit_in_delta for SH5.
8367 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
8368 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
8369 * invoke.texi: Likewise.
8370 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
8371 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
8372 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
8373 GCC_pop_shmedia_regs_nofpu): New global symbols.
8374 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
8375 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
8376 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
8377 compact function with nonlocal labels.
8378 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
8379 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
8380 (initial_elimination_offset): Account for their stack space.
8381 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
8382 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
8383 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
8384 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
8385 least one of the operands to be a register.
8386 (movv2sf): Likewise. Renamed to movv2sf_i.
8387 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
8388 prepare_move_operands() before emitting SHmedia insns.
8389 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
8390 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
8391 Don't save nor initialize r12. Don't mis-align the stack.
8392 Pad the code with a nop.
8393 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
8395 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
8396 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
8397 [__SHMEDIA__]: Implement.
8398 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
8399 * config/sh/sh.md: Set latency of `pt' closer to reality.
8400 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
8401 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
8402 Set move, load and store type attributes.
8403 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
8404 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
8406 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
8407 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
8408 * config/sh/sh.c (sh_media_register_for_return): New function.
8409 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
8410 branch-target register.
8411 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
8412 * config/sh/sh.md (return_media_i): Use any call-clobbered
8413 branch-target register.
8414 (return_media): If r18 wasn't copied in the prologue, copy it
8416 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
8417 Clear class FP0_REGS.
8418 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
8420 2001-03-08 DJ Delorie <dj@redhat.com>
8421 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
8422 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
8423 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
8424 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
8425 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
8426 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
8427 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
8428 return value correctly for call_cookie.
8429 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
8430 * config/sh/crt1.asm (start): Modified so as to call
8431 ___setup_argv_and_call_main.
8432 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
8433 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
8435 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
8436 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
8437 (STRIP_NAME_ENCODING): Use it.
8438 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
8439 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
8440 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
8441 prepare_scc_operands().
8442 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
8443 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
8444 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
8445 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
8446 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
8447 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
8448 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
8449 used in shcompact_incoming_args.
8450 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
8452 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
8454 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
8456 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
8457 Simplify. Adjust. Add sanity check.
8458 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
8460 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
8462 (udivsi3, divsi3): Use them.
8463 (force_mode_for_call): New insn.
8464 (call, call_value, sibcall_value): Emit it before SHcompact
8466 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
8467 * config/sh/sh.md (call, call_value, sibcall): Make sure the
8468 call cookie is non-NULL before taking its value.
8469 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
8470 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
8471 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
8472 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
8474 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
8475 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
8476 temporary for stack adjusts. Use MACL and MACH to pass
8477 arguments to shcompact_incoming_args.
8478 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
8480 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
8481 (nested_trampoline): Load static chain address into r1.
8482 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
8483 2001-01-07 Alexandre Oliva <aoliva@redhat.com
8484 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
8485 fp_arith_reg_operand().
8486 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
8487 * config/sh/sh.md (casesi): Sign-extend the first two operands,
8488 and use signed compares for them.
8489 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
8490 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
8491 ones properly aligned.
8492 (find_barrier): Account for extra alignment needed for 8-byte wide
8494 (machine_dependent_reorg): Require a label for the second 4-byte
8495 constant after an 8-byte one.
8496 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
8498 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
8499 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
8500 last_float when switching float modes.
8501 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
8502 auto-increment for general-purpose registers.
8503 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
8505 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
8507 * config/sh/sh.c (sh_builtin_saveregs): Support using all
8508 registers for varargs.
8509 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
8510 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
8511 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
8512 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
8513 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
8514 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
8515 call_cookie accordingly.
8516 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
8517 (SHCOMPACT_BYREF): Likewise.
8518 (SHCOMPACT_FORCE_ON_STACK): New macro.
8519 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
8520 (sh_builtin_saveregs): Likewise.
8521 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
8522 shcompact_incoming_args): Use new shift values. Support
8523 sequences of consecutive and non-consecutive pushes/pops.
8524 * config/sh/sh.md (return): Don't explicitly use PR_REG.
8525 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
8526 * config/sh/sh.h (TEXT_SECTION): Define.
8527 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
8528 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
8529 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
8530 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
8531 return values on FPU-enabled SHmedia.
8532 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
8533 FPU-enabled SHmedia.
8534 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
8535 value is returned in a non-FP reg and is not returned by
8537 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
8539 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
8540 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
8541 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
8542 quad-aligned to be passed by callee-copy reference.
8543 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
8544 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
8545 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
8546 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
8547 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
8548 copying low-numbered FP regs to r7 and r8.
8549 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
8550 FP regs to general-purpose regs only if the copy was passed on the
8552 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
8553 copying FP reg to r9.
8554 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
8555 copy FP regs to general-purpose regs only in outgoing calls.
8556 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
8557 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
8559 * config/sh/sh.h (struct sh_args): Document all fields.
8560 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
8561 passed partially on the stack should not consider making
8563 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
8564 stack_regs only for incoming calls. When passing FP args,
8565 make sure there are FP regs available before modifying
8567 (SHCOMPACT_BYREF): Pass double args in general-purpose
8568 registers by reference.
8569 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
8570 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
8571 attempt to generate sibcalls if the caller got any arguments
8573 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
8574 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
8575 to 8-byte boundaries.
8576 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
8577 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
8578 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
8579 stored in the stack.
8580 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
8581 for the offsets to have the ISA bit set.
8582 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
8583 invocation. Use beq instead of bgt to mark end of sequence of
8585 (shcompact_incoming_args): Fix store of r2. Use beq instead of
8586 bgt to mark end of sequence of stores.
8587 * config/sh/sh.c (arith_operand): Don't check whether
8588 CONST_OK_FOR_J for now.
8589 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
8590 instead of long for conversion.
8591 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
8592 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
8593 before passing it to fprintf.
8594 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
8595 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
8596 Call set_fpscr before reading/writing SR.
8597 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
8599 * config/sh/lib1funcs.asm: Add `.align 2' directives before
8601 (FMOVD_WORKS): Define on SH5 with FPU.
8602 (set_fpscr): Define on SH5. Remove separate _fpscr_values
8604 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
8606 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
8607 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
8609 (ia_main_table): Ditto.
8610 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
8611 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
8612 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
8613 the definitions from sh.h.
8614 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
8616 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
8617 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
8618 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
8619 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
8620 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
8621 Increment LABEL_NUSES.
8623 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
8625 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
8627 * config/sh/elf.h (SIZE_TYPE): Likewise.
8628 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
8629 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
8630 shcompact_incoming_args): Load switch table addresses using
8632 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
8633 (NO_BUILTIN_SIZE_TYPE): Define.
8634 (SIZE_TYPE): Don't define.
8635 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
8636 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
8637 definition of __SH5__=32 for -m5-compact-nofpu.
8638 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
8640 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
8641 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
8642 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
8643 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
8644 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
8645 (INSN_LENGTH_ALIGNMENT): Likewise.
8646 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
8647 * config/sh/sh.md (call, call_value, sibcall): Simplify
8648 copying of non-branch-target register.
8649 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
8650 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
8651 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
8652 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
8653 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
8654 floating-point values as structs.
8655 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
8656 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
8657 general-purpose register.
8658 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
8659 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
8660 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
8661 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
8662 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
8663 (ENCODE_SECTION_INFO): Enclose variables and constants in
8665 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
8666 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
8667 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
8668 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
8669 only for LABEL_REFs. For SYMBOL_REFs, prepend
8670 SH_DATALABEL_ENCODING to the symbol name.
8671 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
8673 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
8674 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
8676 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
8677 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
8678 (DATALABEL_REF_P): Don't require CONST.
8679 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
8681 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
8682 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
8684 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
8685 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
8686 Use shallow_copy_rtx and PUT_MODE to change the mode of
8687 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
8688 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
8689 on SHmedia using GENERAL_REGs.
8690 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
8691 bltu_media_i): Fix reversion of conditions.
8692 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
8693 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
8694 * config/sh/sh.c (output_far_jump): Save r13 in macl.
8695 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
8696 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
8697 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
8698 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
8699 (GCC_nested_trampoline): Likewise.
8700 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
8701 * config/sh/sh.c (gen_datalabel_ref): Define.
8702 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
8703 (INITIALIZE_TRAMPOLINE): Likewise.
8704 (TRAMPOLINE_ADJUST_ADDRESS): Define.
8705 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
8706 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
8707 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
8708 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
8709 (ic_invalidate): Adjust for SH5.
8710 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
8711 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
8713 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
8714 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
8715 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
8716 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
8717 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
8718 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
8719 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
8720 * config/sh/sh.c (target_reg_operand): Match only target-branch
8721 registers and pseudos that aren't virtual registers.
8722 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
8723 Copy operands that don't match target_reg_operand to pseudos.
8724 (call_media, call_value_media, sibcall_media): Use
8725 target_reg_operand instead of target_operand.
8726 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
8727 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
8728 * config/sh/sh.c (target_reg_operand): Match hardware registers
8729 other than branch-target registers.
8730 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
8731 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
8732 (fpscr_values) [SH5 == 32]: Define.
8733 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
8734 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
8735 Handle function addresses coming in SUBREGs.
8736 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
8737 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
8738 shcompact_return_trampoline): Use datalabel where appropriate.
8739 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
8740 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
8741 general-purpose register to copy one branch-target register to
8743 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
8744 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
8745 SYMBOL_REFs with VOIDmode.
8746 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
8747 bltu_media_i): New insns.
8748 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
8749 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
8750 (INIT_CUMULATIVE_ARGS): Likewise.
8751 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
8752 * machmode.def (V16SFmode): New mode.
8753 * c-common.c (type_for_mode): Support V2SF and V16SF.
8754 * tree.c (build_common_tree_nodes_2): Likewise.
8755 * tree.h (tree_index): Likewise.
8756 * calls.c (emit_call_1): Take args_so_far. Adjust all
8757 callers. Introduce CALL_POPS_ARGS.
8758 * tm.texi (CALL_POPS_ARGS): Document.
8759 * config/sh/crt1.asm: Implement in SHmedia mode.
8760 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
8761 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
8762 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
8763 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
8764 Implement divsi and udivsi in SHmedia mode. Introduce
8765 SHcompact trampolines.
8766 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
8768 (regno_reg_class): Rewrite.
8769 (fp_reg_names): Remove.
8770 (sh_register_names, sh_additional_register_names): New.
8771 (print_operand): Added `u'. Support SUBREGs in addresses.
8772 Add parentheses around shifted CONSTs.
8773 (output_file_start): Output .mode and .abi directives.
8774 (shiftcosts, addsubcosts, multcosts): Adjust.
8775 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
8776 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
8777 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
8778 bytes, not registers. Take into account the need for the
8779 SHcompact incoming args trampoline. Adjust all callers.
8780 (sh_expand_prologue): Take stack_regs into account. Call
8781 incoming args trampoline. Keep stack aligned as per SH5 ABI.
8782 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
8783 stack aligned as per SH5 ABI.
8784 (sh_builtin_saveregs): Support SH5 ABI.
8785 (sh_build_va_list, sh_va_start): Likewise.
8786 (initial_elimination_offset): Take alignment into account.
8787 Compute location of PR according to the SH5 stack frame.
8788 (arith_reg_operand): Reject branch-target registers.
8789 (shmedia_6bit_operand): New.
8790 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
8791 (target_reg_operand): Match DImode only. Accept SUBREGs.
8792 (target_operand): New.
8793 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
8794 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
8795 SIBCALL_REGS for SHmedia.
8796 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
8797 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
8798 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
8799 (TARGET_SWITCHES): New SH5 flags.
8800 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
8801 VALID_REGISTER_P to disable unsupported registers.
8802 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
8803 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
8804 (FUNCTION_ARG_PADDING): Define.
8805 (FASTEST_ALIGNMENT): Adjust.
8806 (SH_REGISTER_NAMES_INITIALIZER): New.
8807 (sh_register_names): Declare.
8808 (DEBUG_REGISTER_NAMES): Define.
8809 (REGISTER_NAMES): Define based on sh_register_names.
8810 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
8811 (sh_additional_register_names): Declare.
8812 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
8813 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
8814 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
8815 (REGISTER_NATURAL_MODE): Define.
8816 (FIRST_PSEUDO_REGISTER): Adjust.
8817 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
8818 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
8819 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
8820 (VECTOR_MODE_SUPPORTED_P): Define.
8821 (REG_CLASS_CONTENTS): Adjust.
8822 (SMALL_REGISTER_CLASSES): Adjust.
8823 (REG_ALLOC_ORDER): Adjust.
8824 (INDEX_REG_CLASS): Adjust.
8825 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
8826 (CONST_OK_FOR_LETTER_P): Adjust.
8827 (PREFERRED_RELOAD_CLASS): Adjust.
8828 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
8829 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
8830 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
8831 (FIRST_FP_PARM_REG): Adjust.
8832 (CALL_POPS_ARGS): Define.
8833 (FUNCTION_ARG_REGNO_P): Adjust.
8834 (struct sh_args): New fields.
8835 (GET_SH_ARG_CLASS): Adjust.
8836 (INIT_CUMULATIVE_ARGS): Adjust.
8837 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
8838 (FUNCTION_ARG_ADVANCE): Adjust.
8839 (FUNCTION_ARG): Adjust.
8840 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
8841 (FUNCTION_ARG_CALLEE_COPIES): Define.
8842 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
8843 (STRICT_ARGUMENT_NAMING): Define.
8844 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
8845 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
8846 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
8847 (SETUP_INCOMING_VARARGS): Adjust.
8848 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
8849 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
8850 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
8851 (SUBREG_OK_FOR_INDEX_P): Adjust.
8852 (EXTRA_CONSTRAINT_S): Update.
8853 (EXTRA_CONSTRAINT_T): New.
8854 (EXTRA_CONSTRAINT): Adjust.
8855 (GO_IF_LEGITIMATE_INDEX): Adjust.
8856 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
8857 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
8859 (MAX_MOVE_MAX): Define.
8861 (CONST_COSTS): Adjust.
8862 (REGISTER_MOVE_COST): Adjust.
8863 (BRANCH_COST): Adjust.
8864 (TEXT_SECTION_ASM_OP): Adjust.
8865 (DBX_REGISTER_NUMBER): Adjust.
8866 (ASM_OUTPUT_DOUBLE_INT): New.
8867 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
8868 (PREDICATE_CODES): Adjust.
8869 (PROMOTE_MODE): Adjust.
8870 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
8871 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
8872 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
8873 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
8874 (DR0_REG, DR2_REG, DR4_REG): Renumber.
8875 (TR0_REG, TR1_REG, TR2_REG): New.
8876 (XD0_REG): Renumber.
8877 (UNSPEC_COMPACT_ARGS): New.
8878 (type): Added pt and ptabs.
8879 (length): Default to 4 on SHmedia. Default pt length to 12
8880 and 20 on SHmedia32 and SHmedia64, respectively.
8881 (pt): New function unit.
8882 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
8883 Add whitespace between operands of SHmedia instructions.
8885 (adddi3_media, addsi3_media): Adjust constraints.
8886 (subsi3) [SHmedia]: Force operand 1 into a register.
8887 (udivsi3_i1_media, udivsi3_i4_media): New.
8888 (udivsi3): Support SHmedia.
8889 (divsi3_i1_media, divsi3_i4_media): New.
8890 (divsi3): Support SHmedia.
8891 (anddi3, iordi3, xordi3): Adjust constraints.
8892 (zero_extendhidi2, zero_extendqidi2): New.
8893 (extendsidi2, extendhidi2, extendqidi2): New.
8894 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
8895 (pop_e, pop_fpul, pop_4): Likewise.
8896 (movsi_media): Support FP and BT registers.
8897 (movsi_media_nofpu): New. Adjust splits to DImode.
8898 (lduw, ldub): Renamed to zero_extend* above.
8899 (movqi_media): Fix typo.
8900 (movdi_media): Support FP and BT registers.
8901 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
8902 (movdi_const_32bit): New.
8903 (shori_media): Require immediate operand. Use `u' for output.
8904 (movdf_media, movsf_media): Simplified.
8905 (movdf_media_nofpu, movsf_media_nofpu): New.
8906 (movdf, movsf): Adjust
8907 (movv2sf, movv2sf, movv16sf): New.
8908 (beq_media, beq_media_i): Adjust constraints. Don't use
8909 scratch BT register.
8910 (bne_media, bne_media_i): Likewise.
8911 (bgt_media, bgt_media_i): Likewise.
8912 (bge_media, bge_media_i): Likewise.
8913 (bgtu_media, bgtu_media_i): Likewise.
8914 (bgeu_media, bgeu_media_i): Likewise.
8915 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
8916 bunordered): Emit jump insn. Force operands to registers when
8918 (jump_media, jump): Simplify.
8919 (call_compact, call_compact_rettramp): New.
8920 (call_value_compact, call_value_compact_rettramp): New.
8921 (call_media, call_value_media): Simplify.
8922 (sibcall_compact, sibcall_media): New.
8923 (call, call_value): Adjust for SHmedia and SHcompact.
8924 (sibcall, sibcall_value, untyped_call): Likewise.
8925 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
8926 (indirect_jump): Adjust for SHmedia.
8927 (casesi_jump_media): New.
8928 (nop): Re-enable for SHmedia.
8929 (call_site): Restrict to SH1.
8930 (casesi): Adjust for SHmedia.
8931 (casesi_shift_media, casesi_load_media): New.
8932 (return): Explicitly use PR register. Call return trampoline
8934 (return_i): Explicitly use PR register.
8935 (shcompact_return_tramp, shcompact_return_tramp_i): New.
8936 (return_media): Adjust.
8937 (shcompact_incoming_args): New.
8939 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
8940 (movstrsi): Disable on SH5.
8941 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
8942 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
8943 (subsf3, subsf3_media): Likewise.
8944 (mulsf3, mulsf3_media, mac_media): Likewise.
8945 (divsf3, divsf3_media): Likewise.
8946 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
8947 (floatsisf2, fux_truncsfsi2): Likewise.
8948 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
8950 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
8951 (cmpunsf_media, cmpsf): Likewise.
8952 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
8953 (abssf2, abssf2_media): Likewise.
8954 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
8955 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
8956 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
8957 (floatsidf2, fix_truncdfsi2): Likewise.
8958 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
8960 (cmpeqdf_media, cmpgtdf_media): Likewise.
8961 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
8962 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
8963 (absdf2, absdf2_media): Likewise.
8964 (extendsfdf2, extendsfdf2_media): Likewise.
8965 (truncsfdf2, truncsfdf2_media): Likewise.
8966 * config/sh/sh64.h: New file.
8967 * config/sh/t-sh64: New file.
8968 * config/sh/shmedia.h: New file.
8969 * config/sh/ushmedia.h: New file.
8970 * config/sh/sshmedia.h: New file.
8971 * configure.in: Added sh64-*-elf.
8972 * configure: Rebuilt.
8973 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
8974 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
8975 (reg_class_from_letter): Use `b' for TARGET_REGS.
8976 (print_operand): Support `%M', `%m', `AND' and
8977 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
8978 (andcosts): Adjust for SHmedia.
8979 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
8981 (target_reg_operand): New function.
8982 * config/sh/sh-protos.h (target_reg_operand): Declare.
8983 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
8984 FP registers on SH5.
8985 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
8987 (TARGET_REGISTER_P): New macro.
8988 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
8989 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
8990 (EXTRA_CONSTRAINT_S): New macro.
8991 (EXTRA_CONSTRAINT): Adjust.
8992 (FLOAT_TYPE_SIZE): Define to 32.
8993 (Pmode): DImode on SHmedia.
8994 (CONST_COSTS): Adjust for SHmedia literals.
8995 (PREDICATE_CODES): Added target_reg_operand.
8996 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
8997 * config/sh/sh.md: Remove all attrs from SHmedia insns.
8998 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
8999 (cmpdi): Accept SHmedia.
9000 (movdicc_false, movdicc_true): New insns.
9001 (movdicc): New expand.
9002 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
9004 (addsi3_media): Match `S' constraint.
9005 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
9006 (negdi2): Expand for SHmedia.
9007 (one_cmpldi2): New expand.
9008 (zero_extendsidi2): Change from expand to insn.
9009 (extendsidi2): Add constraints.
9010 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
9011 LD/ST address. Fix SI immediate loading split.
9012 (movhi_media, movqi_media, lduw, ldub): New insns.
9013 (movhi, movqi): Accept SHmedia.
9014 (shori_media, movdi_media): Relax input constraints. Split
9016 (movdf_media, movsf_media): New insn. New split to movdi.
9017 (movdf, movsf): Match on SHmedia.
9018 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
9019 bgeu_media): New insns and splits. New insns with `_i' suffix.
9020 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
9021 (bunordered): New expand.
9022 (jump_compact): Renamed from `jump'.
9023 (jump_media): New insn.
9025 (call_media, call_value_media): New insns.
9026 (call, call_value): Adjust.
9027 (indirect_jump_compact): Renamed from `indirect_jump'.
9028 (indirect_jump_media): New insn.
9029 (indirect_jump): New expand.
9030 (untyped_call, return): Accept SHmedia.
9031 (return_media): New insn.
9032 (prologue, epilogue, blockage): Accept SHmedia.
9033 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
9034 (sunordered): New expand.
9035 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
9036 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
9037 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
9038 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
9039 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
9040 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
9041 abssf2_media): New insns.
9042 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
9043 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
9044 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
9045 floatdidf2, floatsidf2_media, fix_truncdfdi2,
9046 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
9047 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
9048 absdf2_media): New insns.
9049 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
9050 (extendsfdf2_media, truncdfsf2_media): New insns.
9051 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
9052 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
9053 * config/sh/sh.h (CONST_OK_FOR_J): Document.
9054 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
9055 * config/sh/sh.md (adddi3): New expand.
9056 (adddi3_media, adddi3z_media): New insns.
9057 (adddi3_compact): Renamed from adddi3.
9058 (addsi3_media): Use add.l r63 to add constant zero.
9059 (subdi3): New expand.
9060 (subdi3_media): New insn.
9061 (subdi3_compact): Renamed from subdi3.
9062 (mulsidi3): New expand.
9063 (mulsidi3_media): New insn.
9064 (mulsidi3_compact): Renamed from mulsidi3.
9065 (umulsidi3): New expand.
9066 (umulsidi3_media): New insn.
9067 (umulsidi3_compact): Renamed from umulsidi3.
9068 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
9069 (ashlsi3, ashrsi3, lshrsi3): Use them.
9070 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
9071 (ashldi3, ashrdi3, lshrdi3): Use them.
9072 (zero_extendsidi2): New expand.
9073 (extendsidi2): New insn.
9074 (movsi_media): New insn. Split to movdi to load constants.
9075 (movsi): Enable for shmedia.
9076 (movdi_media): New insn. Use shori_media to load wide constants.
9077 (short_media): New insn.
9078 (movdi): Enable for shmedia.
9079 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
9080 * config/sh/sh.h (CPP_SPEC): Added `m5'.
9081 (SUBTARGET_CPP_SPEC): Added `!m5'.
9082 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
9083 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
9084 to all other SH variants.
9085 (TARGET_DEFAULT): Set to SH1_BIT.
9086 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
9087 (BITS_PER_WORD): Raise to 64 on shmedia.
9088 (MAX_BITS_PER_WORD): Change to 64.
9089 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
9090 (INT_TYPE_SIZE): Keep as 32.
9091 (UNITS_PER_WORD): Raise to 8 on shmedia.
9092 (MIN_UNITS_PER_WORD): Keep as 4.
9093 (POINTER_SIZE): Raise to 64 on shmedia.
9094 (CONST_OK_FOR_J): New macro.
9095 (CONST_OK_FOR_LETTER_P): Use it.
9096 (processor_type): Add PROCESSOR_SH5.
9097 * config/sh/sh.md: Conditionalize all expands, insns and
9098 splits to TARGET_SH1.
9100 (addsi3_compact): Renamed from...
9101 (addsi3): Now an expand.
9102 (addsi3_media, subsi3_media): New insns.
9103 (subsi3): Don't negate constants with SHmedia.
9105 * hooks.c: New file.
9106 * hooks.h: New file.
9107 * Makefile.in (HOOKS_H): New.
9108 (TARGET_DEF_H): Added $(HOOKS_H).
9109 (OBJS): Added hooks.o.
9110 (cfgcleanup.o, bb-reorder.o): Added target.h.
9111 (hooks.o): Added dependencies.
9112 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
9113 (TARGET_INITIALIZER): this.
9114 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
9115 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
9116 * bb-reorder.c: Include target.h.
9117 (reorder_basic_blocks): Skip if cannot modify jumps.
9118 * cfgcleanup.c: Include target.h.
9119 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
9121 2002-02-08 Chris Demetriou <cgd@broadcom.com>
9123 * config/mips/mips.md (casesi_internal, casesi_internal_di):
9124 Protect jump delay slot instructions with .set noreorder and
9127 2002-02-08 Chris Demetriou <cgd@broadcom.com>
9129 * config/mips/mips.md (casesi_internal_di): Calculate
9130 the index into the target offset table correctly.
9132 2002-02-08 Richard Henderson <rth@redhat.com>
9134 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
9135 * final.c (output_addr_const): Accept and discard SUBREG.
9136 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
9137 mark them unknown instead.
9138 (simplify_subtraction): Handle RTX_UNKNOWN.
9139 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
9141 2002-02-08 David Edelsohn <edelsohn@gnu.org>
9143 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
9145 2002-02-08 Richard Henderson <rth@redhat.com>
9147 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
9149 2002-02-08 Andreas Jaeger <aj@suse.de>
9151 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
9152 * config/i386/t-linux64: New file.
9154 2002-02-08 Jakub Jelinek <jakub@redhat.com>
9156 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
9157 * c-parse.in (compstmt): Clear last_expr_type.
9159 2002-02-07 Richard Henderson <rth@redhat.com>
9161 * loop.c (strength_reduce): Sink final_value when not
9164 2002-02-07 David O'Brien <obrien@FreeBSD.org>
9166 * config/sparc/freebsd.h: Fix mismatched spec {.
9168 2002-02-07 Richard Henderson <rth@redhat.com>
9170 * cfgrtl.c: Include recog.h and insn-config.h.
9171 (keep_with_call_p): Fix general_operand invocation.
9172 * Makefile.in (cfgrtl.o): Update dependencies.
9174 2002-02-07 Kazu Hirata <kazu@hxi.com>
9176 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
9177 comment. Accept HImode only if TARGET_H8300.
9179 2002-02-07 Eric Christopher <echristo@redhat.com>
9181 * config/mips/crtn.asm: Cleanup #ifdefs.
9183 2002-02-07 Eric Christopher <echristo@redhat.com>
9185 * config/mips/crti.asm: Add changes for mips16. mips16 uses
9186 register 7 as RA instead of $31.
9187 * config/mips/crtn.asm: Ditto.
9188 * config/mips/mips.c (mips_move_2words): Add case for
9189 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
9190 (compute_frame_size): Fix typo.
9191 (save_restore_insns): Ditto. Make documentation about using
9192 register $7 as return register more precise.
9193 (mips_expand_epilogue): Fix comment. Add code to work around not
9194 being able to add to the stack pointer directly.
9195 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
9196 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
9199 2002-02-07 Tom Rix <trix@redhat.com>
9201 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
9202 immediates in ldu and stdu DS opcode field.
9203 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
9204 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
9205 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
9207 2002-02-07 Jeff Sturm <jsturm@one-point.com>
9209 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
9210 offset for stack bias.
9212 2002-02-07 H.J. Lu <hjl@gnu.org>
9214 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
9216 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
9218 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
9220 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
9222 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
9223 * i386.c (x86_order_regs_for_local_alloc): New global function.
9224 * i386.h (REG_ALLOC_ORDER): CLeanup.
9225 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
9227 2002-02-07 Richard Henderson <rth@redhat.com>
9229 PR optimization/2463
9230 * alias.c (find_base_value): Recall base values for fixed hard regs.
9231 * loop.c (loop_regs_update): Don't use single_set on non-insns.
9233 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
9235 * config/mips/mips.md (define_delay) [mips16]: Adjust required
9238 2002-02-06 Richard Henderson <rth@redhat.com>
9241 * stmt.c (resolve_operand_name_1): Take more care with mixed
9242 named and unnamed operands.
9244 2002-02-06 Janis Johnson <janis187@us.ibm.com>
9245 Jan Hubicka <jh@suse.cz>
9247 * loop.c (remove_constant_addition): Avoid clobbering a shared
9250 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
9252 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
9253 * config/s390/t-linux64: New file.
9254 * config/s390/libgcc-glibc.ver: New file.
9256 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
9258 * config/s390/linux64.h: Delete file.
9259 * config/s390/s390x.h: New file.
9260 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
9261 as target header file.
9262 * config/s390/linux.h (TARGET_VERSION): Define depending on
9263 DEFAULT_TARGET_64BIT.
9264 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
9265 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
9266 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
9267 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
9268 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
9269 (EXTRA_SPEC): New define.
9270 * config/s390/s390.h (TARGET_VERSION): Define depending on
9271 DEFAULT_TARGET_64BIT.
9272 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
9274 2002-02-06 Jason Merrill <jason@redhat.com>
9276 * c-decl.c (finish_function): Warn about a non-void function with
9277 no return statement and no abnormal exit.
9278 (current_function_returns_abnormally): New variable.
9279 (start_function): Clear it.
9280 (struct c_language_function): Add returns_abnormally.
9281 (push_c_function_context): Save it.
9282 (pop_c_function_context): Restore it.
9283 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
9284 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
9285 an explicit return type.
9286 * c-tree.h: Declare current_function_returns_abnormally.
9287 (C_FUNCTION_IMPLICIT_INT): New macro.
9288 * c-typeck.c (build_function_call): Set it.
9289 (c_expand_return): Set current_function_returns_value even if the
9292 2002-02-06 Jakub Jelinek <jakub@redhat.com>
9295 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
9296 unsafe for reevaluation.
9298 2002-02-06 Jakub Jelinek <jakub@redhat.com>
9301 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
9302 EXPR_STMT, but COMPOUND_STMT, recurse into it.
9304 2002-02-06 Richard Henderson <rth@redhat.com>
9306 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
9307 be a general_operand. Dest for function value must be a pseudo.
9309 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
9311 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
9312 as SYMBOL_REFs from the constant pool.
9314 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
9316 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
9317 passed by invisible reference.
9319 2002-02-05 Richard Henderson <rth@redhat.com>
9321 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
9323 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
9325 Implement using "base addresses" in insn operands as default.
9326 * config/mmix/mmix.c (mmix_conditional_register_usage): if
9327 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
9328 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
9329 used to read the rtx value.
9330 (mmix_target_asm_function_epilogue): Fix spacing.
9331 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
9332 (mmix_legitimate_address): Ditto.
9333 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
9334 should be loaded with a GETA insn. Don't allocate needless extra
9335 char for nul termination and fix misleading comment.
9336 (mmix_print_operand_address): Handle constants if
9337 TARGET_BASE_ADDRESSES.
9338 (mmix_output_register_setting): Use base addressing if
9339 TARGET_BASE_ADDRESSES and the number of insns is 3.
9340 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
9341 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
9342 to use R as constraint, add LDA to match s.
9343 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
9344 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
9345 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
9346 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
9347 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
9348 order with other fixed registers.
9349 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
9350 other parameter/call-clobbered registers.
9351 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
9352 -mbase-addresses, -mno-base-addresses.
9353 (MMIX Options): Ditto.
9355 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
9357 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
9359 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
9361 * config/rs6000/altivec.h: Change elem to _S_elem.
9363 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
9365 * config/netbsd.h (WCHAR_TYPE): Define.
9366 (WCHAR_TYPE_SIZE): Ditto.
9368 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
9369 (WCHAR_UNSIGNED): Ditto.
9370 (WCHAR_TYPE_SIZE): Ditto.
9372 * config/arm/netbsd.h: Likewise.
9373 * config/i386/netbsd-elf.h: Likewise.
9374 * config/i386/netbsd.h: Likewise.
9375 * config/m68k/netbsd-elf.h: Likewise.
9376 * config/m68k/netbsd.h: Likewise.
9377 * config/ns32k/netbsd.h: Likewise.
9378 * config/sparc/netbsd.h: Likewise.
9379 * config/vax/netbsd.: Likewise.
9381 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
9383 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
9384 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
9385 (TARGET_INITIALIZER): this.
9386 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
9387 (BITFIELD_NBYTES_LIMITED): Markup fix.
9388 * tree.h (default_ms_bitfield_layout_p): Declare.
9389 (record_layout_info): Added prev_field.
9390 * tree.c (default_ms_bitfield_layout_p): New fn.
9391 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
9392 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
9393 * stor-layout.c: Include target.h.
9394 (start_record_layout): Initialize prev_field.
9395 (place_field): Handle MS bit-field layout, and disregard
9396 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
9397 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
9398 * Makefile.in (stor-layout.o): Adjust dependencies.
9400 2002-02-05 Jason Merrill <jason@redhat.com>
9402 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
9404 2002-02-05 Andreas Jaeger <aj@suse.de>
9406 * crtstuff.c: Fix comments.
9408 2002-02-05 Richard Henderson <rth@redhat.com>
9411 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
9412 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
9415 * config/mips/mips.c (function_arg): Handle TImode.
9416 (function_arg_advance): Likewise.
9418 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
9420 * config/rs6000/altivec.h (vec_step_help): Rename to
9423 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
9425 * config/rs6000/altivec.h: Fix typos.
9427 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
9429 * config/arm/netbsd.h: Correct a comment.
9431 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
9433 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
9434 building void typed builtins.
9436 * config/rs6000/altivec.h (vec_ld*): Fix typos.
9437 (vec_step): Implement for C++.
9439 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9441 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
9443 2002-02-04 Richard Henderson <rth@redhat.com>
9445 * combine.c (nonzero_bits): Re-introduce special case for
9446 sp/fp/ap wrt REGNO_POINTER_ALIGN.
9448 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
9450 * doc/extend.texi: Warn about unsupported usage of altivec
9453 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
9454 (altivec_predicate_*): New.
9456 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
9457 Add C++ version of vec_*() functions.
9459 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
9460 (bdesc_2arg): Remove altivec predicates.
9461 (altivec_expand_builtin): Handle predicates.
9462 (altivec_init_builtins): Handle predicates.
9463 (altivec_expand_predicate_builtin): New.
9465 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9467 * pa.c (DO_FRAME_NOTES): Move forward.
9468 (store_reg): Revise handling of frame notes.
9469 (load_reg): Likewise.
9470 (set_reg_plus_d): Likewise.
9471 (hppa_expand_prologue): Likewise.
9472 (hppa_expand_epilogue): Likewise.
9474 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9476 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
9478 2002-02-04 Jakub Jelinek <jakub@redhat.com>
9480 PR c/4475, c++/3780:
9481 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
9482 * c-common.h (SWITCH_TYPE): Define.
9483 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
9484 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
9485 Rename spareness variable to sparseness.
9486 (expand_end_case_type): Renamed from expand_end_case, use orig_type
9487 if non-NULL instead of TREE_TYPE (orig_index).
9488 * tree.h (expand_end_case_type): Renamed from expand_end_case.
9489 (expand_end_case): Define using expand_end_case_type.
9490 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
9491 to expand_end_case_type.
9492 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
9494 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9496 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
9497 (BIGGEST_ALIGNMENT): Change to 128.
9499 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9501 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
9503 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9505 * pa.md (call_internal_reg_64bit): Remove unused variable.
9507 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
9509 * config/arm/arm.h (machine_function): Add uses_anonymous_args
9511 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
9512 * config/arm/arm.c (current_function_anonymous_args): Delete,
9513 replace uses with cfun->machine->uses_anonymous_args.
9514 (arm_reorg): Do not reset uses_anonymous_args.
9516 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
9517 any geenral register.
9519 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
9521 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
9524 2002-02-04 Richard Henderson <rth@redhat.com>
9526 * combine.c (force_to_mode): Remove STACK_BIAS code.
9527 (nonzero_bits): Likewise. Replace sp/fp special case with
9528 REGNO_POINTER_ALIGN.
9530 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
9531 (HARD_FRAME_POINTER_REGNUM): New.
9532 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
9533 (FIXED_REGS, CALL_USED_REGS): Update.
9534 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
9535 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
9536 (HARD_REGNO_NREGS): Update for SFP.
9537 (STACK_POINTER_OFFSET): Include bias here ...
9538 (FIRST_PARM_OFFSET): ... not here.
9539 (STACK_BIAS): Remove.
9540 (INIT_EXPANDERS): New.
9541 (STARTING_FRAME_OFFSET): Do not include bias.
9542 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
9543 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
9544 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
9545 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
9546 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
9547 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
9548 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
9549 (MUST_SAVE_REGISTER): Likewise.
9550 (sparc_flat_function_prologue): Likewise.
9551 (sparc_flat_function_epilogue): Likewise.
9552 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
9553 (sparc_init_modes): SFP is GENERAL_REGS.
9554 (sparc_builtin_saveregs): SFP does not have bias applied.
9556 2002-02-04 Richard Henderson <rth@redhat.com>
9558 * config/alpha/alpha.c (current_function_is_thunk): Don't check
9559 current_function_is_thunk.
9560 (alpha_sa_mask): Distinguish between current_function_is_thunk
9561 called from ASM_OUTPUT_MI_THUNK and not.
9562 (alpha_does_function_need_gp): Thunks always need gp.
9563 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
9564 (alpha_output_mi_thunk_osf): New.
9565 * config/alpha/alpha-protos.h: Update.
9566 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
9568 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
9570 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
9571 function types, not when they're taken away.
9573 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
9575 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
9576 CODE_LABEL and jump table when replacing a table jump with a
9579 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
9581 * config/s390/s390-protos.h (legitimize_la_operand,
9582 s390_secondary_input_reload_class, s390_plus_operand,
9583 s390_expand_plus_operand): Add prototypes.
9585 config/s390/s390.c (s390_secondary_input_reload_class,
9586 s390_plus_operand, s390_expand_plus_operand): New functions.
9588 (struct s390_address): New member 'pointer'.
9589 (s390_decompose_address): Compute it.
9590 (legitimate_la_operand_p): Use it.
9591 (legitimize_la_operand): New function.
9592 (movti, movdi, movdf splitters): Call it.
9594 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
9595 (PREDICATE_CODES): Add s390_plus_operand.
9597 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
9598 (la_ccclobber): Allow GENERAL_REGS as output operand.
9600 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
9601 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
9602 (*la_64, *la_31, reload_indi, reload_insi): ... these.
9604 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
9606 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
9607 register names for regular asm () construct.
9609 2002-02-04 Jakub Jelinek <jakub@redhat.com>
9611 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
9614 2002-02-04 Jakub Jelinek <jakub@redhat.com>
9616 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
9619 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
9621 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
9622 constant pool to be identical by string address and index.
9624 2002-02-04 Anthony Green <green@redhat.com>
9626 * output.h (SECTION_OVERRIDE): Define.
9627 * varasm.c (named_section): Obey SECTION_OVERRIDE.
9629 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
9631 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
9632 by existing arm*-*-netbsd* (a.out) target.
9633 (ns32k-*-netbsdelf*): Likewise.
9634 (sparc-*-netbsdelf*): Likewise.
9635 (vax-*-netbsdelf*): Likewise.
9637 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
9639 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
9640 headers and libobjc headers.
9642 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
9644 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
9645 (_mingw.h): Remove duplicate include.
9647 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
9649 * config.gcc: Set cpu_type to m68k for 68010, as well.
9650 (m68010-*-netbsdelf*): New...
9651 (m68k*-*-netbsdelf*): ...targets.
9652 * config/m68k/netbsd-elf.h: New file.
9654 2002-02-02 Kazu Hirata <kazu@hxi.com>
9656 * config/h8300/h8300.c (hand_list): Move inside function_arg.
9658 2002-02-02 Kazu Hirata <kazu@hxi.com>
9660 * config/h8300/h8300.c (h8_push_ops): Move inside
9662 (h8_pop_ops): Likewise.
9663 (h8_move_ops): Likewise.
9665 2002-02-02 Kazu Hirata <kazu@hxi.com>
9667 * config/h8300/h8300.c (os_task): Make it static.
9668 (monitor): Likewise.
9669 (pragma_saveall): Likewise.
9671 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
9673 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
9674 constant is a valid sign-extension for Pmode.
9676 2002-02-02 Kazu Hirata <kazu@hxi.com>
9678 * config/h8300/h8300.c: Fix formatting.
9680 2002-02-02 Kazu Hirata <kazu@hxi.com>
9682 * config/h8300/h8300.md: Fix formatting.
9684 2002-02-02 Kazu Hirata <kazu@hxi.com>
9686 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
9687 predicates of operands[1]. Split the patterns for each
9690 2002-02-02 Kazu Hirata <kazu@hxi.com>
9692 * config/h8300/h8300.md (xor patterns): Tighten the predicates
9693 of operands[1] to register_operand.
9695 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
9697 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
9698 * cpphash.c (_cpp_init_hashtable): Similarly.
9699 * cppinit.c (cpp_create_reader): Default the signed_char flag.
9700 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
9701 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
9702 (cpp_handle_option): Handle the new options.
9703 * cpplex.c (cpp_interpret_charconst): Use new flag.
9704 * cpplib.h (struct cpp_options): New member signed_char.
9705 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
9706 (cpp_options): Handle -fsigned-char and -funsigned-char.
9707 (static_specs): Remove signed_char_spec.
9708 (do_spec1): Don't handle %c.
9709 * system.h: Poison SIGNED_CHAR_SPEC.
9710 * tradcif.y (yylex): Use flag_signed_char.
9711 * tradcpp.h (flag_signed_char): New.
9712 * tradcpp.c (flag_signed_char): New.
9713 (main): Handle new command-line options.
9714 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
9716 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
9717 * avr/avr.h: Remove old comments.
9718 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
9719 (CC1_SPEC): Pass -fsigned-char if -mic*.
9720 (SIGNED_CHAR_SPEC): Remove.
9722 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
9724 2002-02-01 Eric Christopher <echristo@redhat.com>
9726 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
9727 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
9728 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
9729 (ASM_OUTPUT_REG_POP): Ditto.
9731 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
9733 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
9736 2002-02-02 Jakub Jelinek <jakub@redhat.com>
9738 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
9740 2002-02-02 Jakub Jelinek <jakub@redhat.com>
9743 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
9746 2002-02-01 Janis Johnson <janis187@us.ibm.com>
9748 * cfganal.c: Include tm_p.h.
9749 (keep_with_call_p): Fix the test that determines if a register holds
9750 the return value of a call.
9752 2002-02-01 DJ Delorie <dj@redhat.com>
9754 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
9755 we are given conflicting registers, switch to the other one we
9756 had allocated for us.
9757 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
9758 as TImode so we know when the "other" register is available.
9760 2002-02-01 David O'Brien <obrien@FreeBSD.org>
9762 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
9765 2002-02-01 Janis Johnson <janis187@us.ibm.com>
9767 * cfganal.c (keep_with_call_p): New function.
9768 (flow_call_edges_add): Prevent splitting a block between a call and
9769 a single-set instruction that should be kept in the same block.
9771 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
9773 * doc/install.texi (avr): Update outdated URL.
9775 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
9777 * config/stormy16/stormy16.md (pushqi): New.
9781 (movhi): Remove stack operands.
9783 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
9784 nonimmediate_nonstack_operand.
9785 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
9787 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
9790 2002-01-31 Jason Merrill <jason@redhat.com>
9792 * Makefile.in (c-parse.c): Handle .output file.
9793 * objc/Make-lang.in (objc-parse.c): Likewise.
9795 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
9797 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
9798 the -me[lb] option is given. Don't output the default flag
9801 2002-01-31 Zack Weinberg <zack@codesourcery.com>
9803 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
9804 the primary source file; this has not been done yet.
9805 * c-decl.c (c_expand_body): Reset input_filename from
9806 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
9808 2002-01-31 Kazu Hirata <kazu@hxi.com>
9810 * rtlanal.c (subreg_regno_offset): Do not use
9811 SUBREG_REGNO_OFFSET.
9812 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
9813 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
9815 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
9817 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
9818 version rather than GNATS version in --version output.
9820 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
9822 * ifcvt.c (noce_process_if_block): Make a copy of the destination
9823 when copying back from a temporary.
9825 2002-01-30 Richard Henderson <rth@redhat.com>
9827 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
9828 and new_dest are the same.
9830 2002-01-30 Richard Henderson <rth@redhat.com>
9833 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
9834 * rtl.c (note_insn_name): Update.
9835 * emit-rtl.c (remove_unnecessary_notes): Kill it.
9836 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
9837 to perform loop rotation.
9838 (expand_exit_loop_top_cond): New.
9839 * tree.h (expand_exit_loop_top_cond): Declare it.
9840 * c-semantics.c (genrtl_while_stmt): Use it.
9841 (genrtl_for_stmt): Likewise.
9843 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
9845 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
9846 arguments to 64-bit boundaries on 64-bit ABIs.
9848 2002-01-30 Steve Ellcey <sje@cup.hp.com>
9850 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
9852 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
9854 * c-decl.c (grokdeclarator): Handle type being a typedef for an
9857 2002-01-30 David O'Brien <obrien@FreeBSD.org>
9859 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
9860 * config/sparc/sparc_bi.h: Remove file.
9861 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
9863 2002-01-30 Richard Henderson <rth@redhat.com>
9865 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
9867 2002-01-30 Zack Weinberg <zack@codesourcery.com>
9869 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
9871 2002-01-30 Jason Merrill <jason@redhat.com>
9873 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
9874 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
9875 (reg_save): Use DW_CFA_offset_extended_sf instead.
9877 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
9879 2002-01-29 Jakub Jelinek <jakub@redhat.com>
9881 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
9884 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
9886 * rs6000.md ("*call_value_local32"): Remove constraints.
9887 ("*call_value_local64"): Same.
9888 ("*call_value_indirect_nonlocal_aix32"): Same.
9889 ("*call_value_nonlocal_aix32"): Same.
9890 ("*call_value_indirect_nonlocal_aix64"): Same.
9891 ("*call_value_nonlocal_aix64"): Same.
9892 ("*call_value_nonlocal_sysv"): Same.
9894 2002-01-29 Richard Henderson <rth@redhat.com>
9896 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
9898 2002-01-29 Richard Henderson <rth@redhat.com>
9900 * expr.c (force_operand): Ignore flag_pic for detecting pic
9902 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
9903 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
9904 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
9905 instead of open-coded loop.
9906 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
9907 be fixed when in use.
9909 2002-01-29 Richard Henderson <rth@redhat.com>
9911 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
9912 * sched-rgn.c (propagate_deps): Update them.
9913 * sched-deps.c (sched_analyze_insn): Update them. Flush the
9914 clobbers list when either gets too long.
9916 2002-01-29 Jakub Jelinek <jakub@redhat.com>
9918 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
9919 and INDEX_REGS the same as GENERAL_REGS.
9920 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
9922 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
9924 * tree.c (build_nonstandard_integer_type): Correct prototype.
9926 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
9928 * config/s390/s390.md (movstrsico, movstrdix_64,
9929 movstrsix_31): Remove, replace by ...
9930 (movstrdi_short, movstrsi_short, movstrdi_long,
9931 movstrsi_long): ... these. New.
9932 (movstrdi, movstrsi): Adapt.
9934 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
9935 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
9936 Remove unnecessary CC clobber.
9937 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
9938 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
9940 (divmoddi4): Don't partially initialize TImode register.
9942 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
9944 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
9946 2002-01-29 Richard Henderson <rth@redhat.com>
9948 * flow.c (print_rtl_and_abort): Remove.
9949 (print_rtl_and_abort_fcn): Remove.
9950 (verify_local_live_at_start): Use dump_bb instead.
9951 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
9952 (verify_wide_reg_1): Return 2 on mode test failure.
9954 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
9956 PR c/3325, c/3326, c/2511, c/3347
9957 * c-decl.c (enum_decl_context): Remove BITFIELD.
9958 (grokdeclarator): Take bitfield width as an input.
9959 Ensure bitfields are given the correct type. Perform
9960 bitfield width validation with build_bitfield_integer_type
9961 rather than waiting for finish_struct.
9962 (grok_typename, grok_typename_in_parm_context, start_decl,
9963 push_parmdecl, grokfield, start_function): Update calls to
9965 (build_bitfield_integer_type): New function.
9966 (finish_struct): Move bitfield validation to grokdeclarator
9967 and build_bitfield_integer_type.
9968 * tree.c (build_nonstandard_integer_type): New function.
9969 * tree.h (build_nonstandard_integer_type): New prototype.
9971 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
9973 2002-01-29 Jakub Jelinek <jakub@redhat.com>
9976 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
9977 don't ignore unrecognized -W* options.
9978 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
9979 * cpplib.h (cpp_handle_option): Adjust prototype.
9980 * c-decl.c (c_decode_options): Pass 0 as last argument to
9984 * gcc.c (cpp_unique_options): Split from cpp_options.
9985 (cpp_options): Source cpp_unique_options.
9986 (default_compilers): Use cpp_unique_options instead of cpp_options
9987 when used together with cc1_options.
9988 (static_specs): Add cpp_unique_options.
9989 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
9990 when used together with cc1_options.
9992 2002-01-29 Kazu Hirata <kazu@hxi.com>
9994 * config/h8300/h8300-protos.h: Update the prototype of
9996 * config/h8300/h8300.c (output_a_shift): Remove an unused
9997 argument 'insn'. Remove redundant code.
9998 * config/h8300/h8300.md: Adust to the new prototype of
10001 2002-01-29 Kazu Hirata <kazu@hxi.com>
10003 * config/h8300/h8300-protos.h: Update the prototypes of
10004 emit_a_rotate and expand_a_rotate.
10005 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
10006 first argument to 'enum rtx_code'.
10007 (expand_a_rotate): Likewise.
10009 2002-01-28 Kazu Hirata <kazu@hxi.com>
10011 * config/h8300/h8300-protos.h: Update the prototype of
10013 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
10015 * config/h8300/h8300.md: Adjust to the new prototype.
10017 2002-01-28 Kazu Hirata <kazu@hxi.com>
10019 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
10022 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
10024 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
10025 is a fixed register before returning pic_offset_table_rtx.
10026 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
10027 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
10029 2002-01-28 Jason Merrill <jason@redhat.com>
10031 * dwarf2.h: Sync with src version.
10033 2002-01-28 Paul Koning <pkoning@equallogic.com>
10035 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
10036 BT_FN_VOID_PTR_VAR.
10037 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
10038 * doc/extend.texi (__builtin_prefetch): Update documentation:
10039 first argument is now const void ptr.
10041 2002-01-28 Kazu Hirata <kazu@hxi.com>
10043 * config/h8300/h8300-protos.h: Remove an unused prototype.
10045 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
10047 * toplev.c (lang_independent_init): Round up identifier size.
10049 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
10051 * config.gcc: Revert previous change.
10053 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
10055 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
10057 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
10059 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
10060 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
10061 other non-elf netbsd config frags.
10062 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
10063 collect2 will does that.
10064 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
10065 shared-lib frobbing will work.
10067 2002-01-28 Kazu Hirata <kazu@hxi.com>
10069 * config/h8300/h8300.h: Fix formatting.
10070 * config/h8300/h8300.md: Likewise.
10072 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
10074 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
10075 the old, removed AAA_standards fix.
10076 * fixinc/fixincl.x: Rebuilt.
10078 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
10080 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
10081 atexit call in crtbegin, hooked in after call to frame_dummy;
10082 register EH before registering __fini__start.
10084 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
10086 * config/rs6000/altivec.h: Remove spurious semicolons.
10088 2002-01-27 Kazu Hirata <kazu@hxi.com>
10090 * config/h8300/h8300.md: Replace dead bit extraction patterns
10091 with ones that work.
10093 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10095 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
10096 if not STRICT_ALIGNMENT.
10097 * rtl.h (MEM_ALIGN): Likewise.
10099 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
10101 * doc/invoke.texi (-fdump-translation-unit): Revert this
10102 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
10104 2002-01-27 Kazu Hirata <kazu@hxi.com>
10106 * config/h8300/h8300.md (define_constants): New.
10107 (anonymous patterns) Use defined constants appropriately.
10109 2002-01-27 Kazu Hirata <kazu@hxi.com>
10111 * config/h8300/h8300.c (function_arg): Remove redundant code.
10113 2002-01-26 Richard Henderson <rth@redhat.com>
10115 * sched-deps.c (reg_pending_uses_head): New.
10116 (reg_pending_barrier): Rename from reg_pending_sets_all.
10117 (find_insn_list): Don't mark inline.
10118 (find_insn_mem_list): Remove.
10119 (add_dependence_list, add_dependence_list_and_free): New.
10120 (flush_pending_lists): Replace only_write param with separate
10121 for_read and for_write parameters. Update all callers. Use
10122 add_dependence_list_and_free.
10123 (sched_analyze_1): Do not add reg dependencies here; just set
10124 the pending bits. Use add_dependence_list.
10125 (sched_analyze_2): Likewise.
10126 (sched_analyze_insn): Replace schedule_barrier_found with
10127 reg_pending_barrier. Add all dependencies for pending reg
10128 uses, sets, and clobbers.
10129 (sched_analyze): Don't add reg dependencies for calls, just
10130 set pending bits. Use regs_invalidated_by_call. Treat
10131 sched_before_next_call as a normal list, not a fake insn.
10132 (init_deps): No funny init for sched_before_next_call.
10133 (free_deps): Free pending mems lists. Don't zero reg_last.
10134 (init_deps_global): Init reg_pending_uses.
10135 (finish_deps_global): Free it.
10136 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
10137 (find_insn_mem_list): Remove.
10138 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
10139 (propagate_deps): Use them. Zero temp mem lists.
10141 2002-01-26 Richard Henderson <rth@redhat.com>
10143 * Makefile.in (CRTSTUFF_CFLAGS): New.
10144 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
10145 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
10146 crtstuff.c instead of alpha assembly version.
10147 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
10148 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
10149 not FORCE_{INIT,FINI}_SECTION_ALIGN.
10150 (__do_global_dtors_aux): Mark used.
10151 (frame_dummy, __do_global_ctors_aux): Mark used.
10152 (fini_dummy, init_dummy): Remove.
10154 * config/alpha/crtbegin.asm: Remove file.
10155 * config/alpha/crtend.asm: Remove file.
10156 * config/alpha/t-crtbe: Remove file.
10157 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
10158 (LINK_EH_SPEC): New.
10160 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
10161 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
10162 calling constructors.
10163 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
10165 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
10166 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
10167 CRT_END_INIT_DUMMY hack.
10168 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
10169 FORCE_{INIT,FINI}_SECTION_ALIGN.
10171 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
10172 FORCE_{INIT,FINI}_SECTION_ALIGN.
10174 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
10175 invocation sequence.
10176 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
10178 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
10179 (FORCE_CODE_SECTION_ALIGN): New.
10181 2002-01-26 Richard Henderson <rth@redhat.com>
10183 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
10185 2002-01-26 Richard Henderson <rth@redhat.com>
10187 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
10188 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
10190 2002-01-26 Kazu Hirata <kazu@hxi.com>
10192 * config/h8300/h8300.md: Remove bit extraction patterns that
10193 cannot be triggered.
10194 Restrict each bit extraction pattern to a variant on which the
10197 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
10199 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
10201 2002-01-26 Kazu Hirata <kazu@hxi.com>
10203 * config/h8300/h8300.md: Remove bit test patterns that cannot
10205 Restrict each bit test pattern to a variant on which the
10208 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10210 * builtins.c (expand_builtin_strncat): Remove redundant check for
10213 2002-01-25 David O'Brien <obrien@FreeBSD.org>
10215 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
10217 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
10220 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
10222 * dbxout.c (dbxout_init): Use assemble_name rather than just
10223 stripping off the first character.
10224 (dbxout_source_file): Likewise.
10226 2002-01-25 DJ Delorie <dj@redhat.com>
10228 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
10229 using rtx_equal_p, not by comparing pointers.
10231 2002-01-25 Steve Ellcey <sje@cup.hp.com>
10233 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
10234 for PIC_OFFSET_TABLE_REGNUM.
10235 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
10237 2002-01-25 David O'Brien <obrien@FreeBSD.org>
10239 * config.gcc (x86_64-*-freebsd*): New target.
10240 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
10242 (i[34567]86-*-freebsd*): Don't include svr4.h.
10243 * config/i386/freebsd64.h: New file.
10245 2002-01-25 Douglas B Rupp <rupp@gnat.com>
10247 * config/alpha/x-vms (version): Make static.
10249 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
10250 in previous checkin.
10252 * Makefile.in (install-headers-cp): New target.
10253 * config.gcc (alpha-dec-*vms*): Install headers with
10256 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
10258 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
10261 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10263 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
10264 of compare_tree_int.
10265 (expand_builtin_strncat): Likewise.
10266 * c-decl.c (finish_struct): Use tree_low_cst.
10267 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
10268 * tree.c (compare_tree_int): Likewise.
10270 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
10272 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
10273 adjustments even if they are implemented by more than two insns.
10275 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
10277 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
10278 * df.h (struct ref): Kill B.
10279 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
10281 * basic-block.h (PROP_EQUAL_NOTES): New flag.
10282 * flow.c (propagate_one_insn): Use it.
10283 (mark_used_regs): Handle NIL.
10285 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
10287 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
10290 2002-01-25 David Edelsohn <edelsohn@gnu.org>
10292 * rs6000.md (prefetch): Make address V4SI mode so that the address
10293 is restricted to legitimate form for instruction.
10295 2002-01-25 Bob Wilson <bob.wilson@acm.org>
10297 * doc/install.texi (xtensa-*-elf): New target.
10298 (xtensa-*-linux*): New target.
10299 * doc/contrib.texi: Add myself.
10301 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
10303 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
10304 purpose register to hold an SImode (or smaller) value.
10306 2002-01-25 Jakub Jelinek <jakub@redhat.com>
10308 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
10310 * crtstuff.c: Likewise.
10312 2002-01-25 Kazu Hirata <kazu@hxi.com>
10314 * config/h8300/h8300.md (negation patterns): Tighten
10315 predicates to register_operand.
10317 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
10319 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
10322 * builtins.c (expand_builtin_prefetch): Same.
10324 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
10326 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
10329 2002-01-24 Kazu Hirata <kazu@hxi.com>
10331 * config/h8300/h8300.c (print_operand): Remove support for
10332 operand character 'A'.
10333 * config/h8300/h8300.md (three anonymous patterns): Replace
10334 operand character 'A' with either 'T' or 'S'.
10336 2002-01-24 Kazu Hirata <kazu@hxi.com>
10338 * config/h8300/h8300.c (print_operand): Remove support for
10339 operand character 'U'.
10341 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
10343 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
10345 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
10347 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
10348 values to be assigned to the stack pointer.
10350 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
10352 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
10353 to const_double needs to be done right for big-endian systems.
10355 2002-01-24 Jason Merrill <jason@redhat.com>
10358 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
10359 to can_throw_internal.
10361 2002-01-23 Richard Henderson <rth@redhat.com>
10363 * fold-const.c (fold): Change UINT_MAX test to check vs precision
10364 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
10366 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
10368 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
10369 (symGOT2reg): Use them, then set as GOT value as unchanging.
10370 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
10371 as a temporary, if possible.
10372 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
10373 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
10375 2002-01-23 Kazu Hirata <kazu@hxi.com>
10377 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
10378 accept to accept 0x80 as operands[2].
10380 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
10382 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
10384 2002-01-23 Richard Henderson <rth@redhat.com>
10386 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
10388 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
10390 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
10391 (parmlist_or_identifiers_1): Verify that only a parmlist follows
10394 2002-01-23 Richard Henderson <rth@redhat.com>
10396 * expr.c (move_by_pieces_1): Extend size before negation.
10398 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
10399 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
10400 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
10401 * config/m68k/t-m68kelf: Likewise.
10403 2002-01-23 Bob Wilson <bob.wilson@acm.org>
10405 * config/xtensa/elf.h: New file.
10406 * config/xtensa/lib1funcs.asm: New file.
10407 * config/xtensa/lib2funcs.S: New file.
10408 * config/xtensa/linux.h: New file.
10409 * config/xtensa/t-xtensa: New file.
10410 * config/xtensa/xtensa-config.h: New file.
10411 * config/xtensa/xtensa-protos.h: New file.
10412 * config/xtensa/xtensa.c: New file.
10413 * config/xtensa/xtensa.h: New file.
10414 * config/xtensa/xtensa.md: New file.
10415 * config.gcc (xtensa-*-elf*): New target.
10416 (xtensa-*-linux*): New target.
10417 * cse.c (canon_hash): Compare rtx pointers instead of register
10418 numbers. This is required for the Xtensa port.
10419 * integrate.c (copy_insn_list): Handle case where the static
10420 chain is in memory and the memory address has to be copied to
10422 * doc/invoke.texi (Option Summary): Add Xtensa options.
10423 (Xtensa Options): New node.
10424 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
10426 2002-01-23 Zack Weinberg <zack@codesourcery.com>
10428 * diagnostic.c (internal_error): Do ICE suppression only
10429 when ENABLE_CHECKING is not defined.
10431 * c-typeck.c (require_complete_type): Return error_mark_node
10432 if type is error_mark_node.
10434 2002-01-23 Janis Johnson <janis187@us.ibm.com>
10436 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
10437 -Os and issue a warning.
10439 2002-01-23 Zack Weinberg <zack@codesourcery.com>
10441 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
10442 current (lack of) need for host configuration by hand.
10444 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
10445 references. Documentation of some target macros moved from
10446 hostconfig.texi to tm.texi.
10448 2002-01-23 Will Cohen <wcohen@redhat.com>
10450 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
10453 2002-01-23 Kazu Hirata <kazu@hxi.com>
10455 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
10458 2002-01-23 Jason Merrill <jason@redhat.com>
10460 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
10462 * function.c (assign_parms): Don't put args of inline functions
10463 into registers when not optimizing.
10465 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
10467 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
10468 (prologue_use): New pattern.
10469 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
10470 preference to gen_rtx_USE.
10471 (thumb_expand_prologue): Use gen_prologue_use in preference to
10473 (thumb_expand_epilogue): Use gen_prologue_use in preference to
10476 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
10478 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
10480 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
10483 * doc/extend.texi: Correct documentation of __alignof__.
10485 2002-01-22 Zack Weinberg <zack@codesourcery.com>
10487 * params.h: Rename arguments of DEFPARAM so that it will be
10488 recognized as a translation keyword.
10490 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
10492 * extend.texi: Document altivec functions.
10493 Fix N-bit adjectives in X86 builtin documentation.
10495 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
10497 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
10498 auto_inc_dec values.
10500 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
10502 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
10504 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
10506 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
10508 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
10510 2002-01-22 Richard Henderson <rth@redhat.com>
10512 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
10513 copy_insn not copy_rtx.
10515 2002-01-23 Alan Modra <amodra@bigpond.net.au>
10517 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
10518 "nonzero" as that might add "1" bits. Ensure "constop" is
10519 properly sign extened.
10520 (force_to_mode): Tweak for sign extended constop.
10522 2002-01-22 Richard Henderson <rth@redhat.com>
10524 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
10525 for_each_rtx instead of assuming we're already looking at the MEM.
10526 (split_small_symbolic_mem_operand): Likewise.
10527 * config/alpha/alpha.h (PREDICATE_CODES): Update.
10528 * config/alpha/alpha.md (small symbolic memory splitters): Update.
10530 2002-01-22 Richard Henderson <rth@redhat.com>
10532 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
10533 sequence number for the literal.
10534 (divmoddi_internal_er): Likewise.
10536 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
10539 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
10540 in LIBICONV variable.
10541 * configure: Regenerated.
10543 2002-01-22 Krister Walfridsson <cato@df.lth.se>
10545 * dependence.c (build_def_use): Remove array_idx.
10547 * dwarfout.c (last_filename): Remove.
10548 (output_compile_unit_die): Remove last_filename.
10550 2002-01-22 Roger Sayle <roger@eyesopen.com>
10551 Richard Henderson <rth@redhat.com>
10554 * fold-const.c (fold): Optimize unsigned comparisons against
10555 UINT_MAX (and similar unsigned constants).
10557 2002-01-22 Janis Johnson <janis187@us.ibm.com>
10559 * Makefile.in (loop.o): Depend on OPTABS_H.
10560 * loop.c (emit_prefetch_instructions): Check the prefetch operand
10561 against the predicate.
10564 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
10565 for the address operand.
10567 2002-01-22 Richard Henderson <rth@redhat.com>
10569 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
10571 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
10574 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
10575 preprocessor flags.
10577 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
10579 * config.gcc (x86_64-*-netbsd*): New target.
10580 * config/i386/netbsd64.h: New file.
10582 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
10584 * regrename.c (kill_value): Fix typo.
10586 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
10588 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
10590 * config/rs6000/rs6000.h: Same.
10592 * function.c (instantiate_virtual_regs): Remove
10593 STARTING_FRAME_PHASE.
10594 (assign_stack_local_1): Same.
10595 Calculate frame phase.
10597 2002-01-22 Nick Clifton <nickc@redhat.com>
10599 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
10600 variable declaration to outer scope in order to simplify
10602 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
10603 arm_hard_regno_mode_ok.
10604 * config/arm/arm-protos.h: Add a prototype for
10605 arm_hard_regno_mode_ok.
10606 * config/arm/arm.c (soft_df_operand): Remove now redundant
10607 check for DImode values using IP_REGNUM.
10608 (nonimmediate_soft_df_operand): Remove now redundant check for
10609 DImode values using IP_REGNUM.
10610 (arm_hard_regno_mode_ok): New function. New check: make sure
10611 that DImode values are not stored in IP_REGNUM.
10613 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
10615 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
10617 2002-01-22 Jason Merrill <jason@redhat.com>
10619 * c-semantics.c (genrtl_compound_stmt): Only check nesting
10620 consistency if this COMPOUND_STMT is scoped.
10622 2002-01-22 Kazu Hirata <kazu@hxi.com>
10624 * predict.c: Fix formatting.
10625 * print-tree.c: Likewise.
10626 * protoize.c: Likewise.
10627 * real.h: Likewise.
10629 * sbitmap.h: Likewise.
10630 * scan.c: Likewise.
10631 * sched-deps.c: Likewise.
10632 * sched-vis.c: Likewise.
10633 * sdbout.c: Likewise.
10634 * sibcall.c: Likewise.
10636 * ssa-ccp.c: Likewise.
10637 * ssa-dce.c: Likewise.
10638 * stmt.c: Likewise.
10639 * stor-layout.c: Likewise.
10640 * system.h: Likewise.
10642 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10644 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
10645 if fits in bounds of base type.
10647 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
10648 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
10649 (add_bound_info, default): If can't find a context, make a
10651 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
10653 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
10655 * c-typeck.c (parser_build_binary_op): If result from
10656 build_binary_op is ERROR_MARK just return error_mark_node without
10657 further processing.
10659 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
10661 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
10662 Split a.out-specific bits into...
10663 * config/netbsd-aout.h: ...this.
10664 * config/netbsd-elf.h: New file.
10665 * config/alpha/netbsd-elf.h: Remove.
10666 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
10667 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
10668 (STARTFILE_SPEC): Remove redundant definition.
10669 (ENDFILE_SPEC): Likewise.
10670 (LINK_SPEC): Likewise.
10671 (CPP_SPEC): Likewise.
10672 (ASM_SPEC): Likewise.
10673 (LIB_SPEC): Likewise.
10674 (SWITCH_TAKES_ARG): Likewise.
10675 (TARGET_MEM_FUNCTIONS): Likewise.
10676 (CPP_PREDEFINES): Redefine.
10677 (ASM_FINAL_SPEC): Remove redefinition.
10678 (ASM_COMMENT_START): Redefine.
10679 (FUNCTION_PROFILER): Define.
10680 (TARGET_VERSION): Redefine.
10681 Comment and formatting cleanup.
10682 * config/i386/netbsd.h: Include <netbsd-aout.h>.
10683 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
10684 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
10685 big- or little-endian.
10686 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
10687 * config.gcc (*-*-netbsd*): Add definitions common to all
10689 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
10690 gnu_ld definitions. Add netbsd-elf.h to and remove
10691 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
10692 tmake_file, and don't lose previous tmake_file contents.
10693 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
10694 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
10695 gnu_ld definitions. Add netbsd-elf.h to tm_file.
10696 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
10697 (mipsel-*-netbsd*): Rename this to...
10698 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
10699 mips/little.h to tm_file for mips*el-*.
10700 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
10701 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
10702 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
10704 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
10706 * pa-protos.h (reg_before_reload_operand): New function prototype.
10707 * pa.c (reg_before_reload_operand): New function implementation.
10708 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
10709 contraints to "*m".
10711 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10713 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
10715 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
10717 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
10718 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
10719 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
10720 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
10721 (ENDFILE_SPEC): Undefine.
10722 (STARTFILE_SPEC): Redefine for PA.
10724 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10726 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
10728 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
10730 * config.gcc: Add entries to supported PowerPC --with-cpu
10733 2002-01-21 Jakub Jelinek <jakub@redhat.com>
10735 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
10736 true for 64-bit mode only SSE registers in 32-bit mode.
10738 2002-01-21 Kazu Hirata <kazu@hxi.com>
10740 * unwind-dw2.c: Fix formatting.
10741 * unwind-dw2-fde.c: Likewise.
10742 * unwind-dw2-fde.h: Likewise.
10743 * unwind-pe.h: Likewise.
10744 * varasm.c: Likewise.
10745 * varray.h: Likewise.
10747 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
10749 Remove workaround for register stack overwrite bug in mmix.
10750 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
10751 support for TARGET_REG_STACK_FILL_BUG.
10752 * config/mmix/mmix.h: Remove member has_call_without_parameters.
10753 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
10755 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
10756 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
10757 -mno-reg-stack-fill-bug-workaround.
10758 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
10759 machine member has_call_without_parameters.
10760 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
10761 -mreg-stack-fill-bug-workaround and
10762 -mno-reg-stack-fill-bug-workaround.
10763 (MMIX Options): Ditto.
10765 2002-01-21 Kazu Hirata <kazu@hxi.com>
10767 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
10769 Remove redundant code.
10771 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
10773 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
10774 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
10775 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
10776 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
10777 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
10778 out target macro definitions and non-target-specific comments
10779 mostly taken from old versions of the manual.
10781 2002-01-20 Kazu Hirata <kazu@hxi.com>
10783 * config/h8300/h8300.h: Fix comment formatting.
10784 * config/ia64/aix.h: Likewise.
10785 * config/ia64/ia64-protos.h: Likewise.
10786 * config/ia64/ia64.c: Likewise.
10787 * config/ia64/ia64.h: Likewise.
10788 * config/ia64/ia64intrin.h: Likewise.
10789 * config/ia64/linux.h: Likewise.
10790 * config/ia64/unwind-aix.c: Likewise.
10791 * config/ia64/unwind-ia64.c: Likewise.
10793 2002-01-20 Kazu Hirata <kazu@hxi.com>
10795 * config/h8300/h8300.c: Revise comments about shift code.
10797 2002-01-20 Kazu Hirata <kazu@hxi.com>
10799 * config/h8300/h8300.c (function_arg): Update a comment.
10801 2002-01-20 Kazu Hirata <kazu@hxi.com>
10803 * config/h8300/h8300.md: Update the comments at the beginning
10806 2002-01-20 Kazu Hirata <kazu@hxi.com>
10808 * config/i370/i370.c: Fix comment formatting.
10809 * config/i370/i370.h: Likewise.
10810 * config/i370/i370.md: Likewise.
10811 * config/i370/linux.h: Likewise.
10813 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10815 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
10817 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
10818 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
10819 in incomplete case.
10821 2002-01-20 Graham Stott <grahams@redhat.com>
10823 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
10825 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
10827 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
10829 2002-01-19 Tom Rix <trix@redhat.com>
10831 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
10833 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
10835 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
10837 * function.c (assign_stack_local_1): Adjust x_frame_offset with
10838 STARTING_FRAME_PHASE.
10839 (STARTING_FRAME_PHASE): New.
10840 (instantiate_virtual_regs): Check saneness of
10841 STARTING_FRAME_PHASE.
10843 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
10845 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
10847 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
10849 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
10851 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
10852 be used for bootstrapping GCC 3.0.
10854 2002-01-18 Kazu Hirata <kazu@hxi.com>
10856 * config/h8300/h8300.md: Fix an insn length.
10858 2002-01-18 Kazu Hirata <kazu@hxi.com>
10860 * bitmap.h: Fix comment formatting.
10861 * combine.c: Likewise.
10862 * cppfiles.c: Likewise.
10863 * c-pragma.h: Likewise.
10864 * c-typeck.c: Likewise.
10866 * dwarf2out.c: Likewise.
10867 * function.c: Likewise.
10869 * genattrtab.c: Likewise.
10870 * gthr-win32.h: Likewise.
10871 * haifa-sched.c: Likewise.
10872 * predict.c: Likewise.
10873 * rtlanal.c: Likewise.
10875 * unwind-dw2-fde.h: Likewise.
10876 * unwind-pe.h: Likewise.
10877 * vmsdbgout.c: Likewise.
10879 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10881 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
10882 if type_required and passed decl.
10884 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
10886 * config.gcc (cpu_type): Include altivec.h in powerpc
10890 * config/rs6000/altivec.h: New.
10892 2002-01-17 David Edelsohn <edelsohn@gnu.org>
10894 * doc/install.texi (*-ibm-aix*): Update assembler and exception
10895 handling information.
10896 * doc/trouble.texi (Interoperation): Add libstdc++ information
10898 (Misunderstandings): Add template instantiation and static template
10899 member information for AIX.
10901 2002-01-17 Jason Merrill <jason@redhat.com>
10903 * dbxout.c (dbxout_type): Support const and volatile.
10905 * except.c (add_partial_entry): Remove backwards compatibility code.
10906 (end_protect_partials): Likewise.
10908 2002-01-17 Jakub Jelinek <jakub@redhat.com>
10910 * config/ia64/ia64.md (prologue_use): New.
10911 * config/ia64/ia64.c (ia64_expand_prologue): Use
10912 gen_prologue_use instead of gen_rtx_USE.
10913 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
10914 as CODE_FOR_pred_rel_mutex.
10915 (ia64_sched_reorder2): Likewise.
10917 2002-01-16 Eric Christopher <echristo@redhat.com>
10919 * config/mips/r3900.h: Reformat.
10920 (SUBTARGET_CPP_SIZE_SPEC): Remove.
10921 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
10922 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
10923 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
10924 * config/mips/t-elf: Remove mips3 multilib.
10926 2002-01-16 H.J. Lu <hjl@gnu.org>
10928 * config/mips/linux.h: Include "mips/abi64.h".
10930 2002-01-16 H.J. Lu <hjl@gnu.org>
10932 * config/mips/t-linux: New.
10934 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
10936 * config/mips/linux.h: Don't include "gofast.h".
10937 (INIT_SUBTARGET_OPTABS): Removed.
10939 2002-01-16 Kazu Hirata <kazu@hxi.com>
10941 * config/h8300/h8300-protos.h: Replace emit_a_shift with
10943 * config/h8300/h8300.c: Likewise.
10944 * config/h8300/h8300.md: Likewise.
10946 2002-01-16 Kazu Hirata <kazu@hxi.com>
10948 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
10949 spaces after an opcode name.
10950 (pushqi1_h8300hs): Likewise.
10951 (pushhi1_h8300hs): Likewise.
10953 2002-01-16 Kazu Hirata <kazu@hxi.com>
10955 * doc/extend.texi: Replace "option" with "attribute"
10958 2002-01-16 Jakub Jelinek <jakub@redhat.com>
10960 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
10961 (and:DI () (const_int -8)).
10962 (split_small_symbolic_mem_operand): Split
10963 (mem (and:DI () (const_int -8)).
10965 2002-01-16 Jakub Jelinek <jakub@redhat.com>
10968 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
10969 same way as TYPE_IMUL.
10970 (ultrasparc_sched_reorder): Likewise.
10971 * config/sparc/sparc.md (type): Add comment to update
10972 ultrasparc_sched_reorder when making changes.
10974 2002-01-16 Kazu Hirata <kazu@hxi.com>
10976 * doc/invoke.texi: Change the dump file name of block
10977 reordering pass from 28.bbro to 29.bbro.
10978 Mention -dk option.
10980 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
10982 * i386.md (minsf splitter): Fix pasto.
10984 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
10986 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
10987 to frame pointer initialisation instruction.
10988 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
10989 initialisation instruction.
10990 (soft_df_operand): Do not accept the IP register.
10991 (nonimmediate_soft_df_operand): Do not accept the IP register.
10993 2002-01-16 Jakub Jelinek <jakub@redhat.com>
10996 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
10997 MASK_V8 being both set.
10999 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
11001 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
11002 insn for GOT register; add REG_MAYBE_DEAD notes instead.
11003 config/s390/s390.md (call, call_value): Add GOT register to
11004 CALL_INSN_FUNCTION_USAGE where needed.
11005 (call_exp, call_value_exp): New.
11007 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
11009 * config/arm/arm.c: General formatting tidy up.
11011 2002-01-16 Graham Stott <grahams@redhat.com>
11013 * calls.c (try_to_integrate): Use "(size_t)" intermediate
11014 cast and when casting an integer literal to "rtx" pointer.
11015 (expand_call): Likewise.
11016 * flow.c (try_pre_increment): Likewise.
11017 (find_use_as_address): Likewise.
11018 * integrate.c (expand_iline_function): Likewise.
11019 * regmove.c (try_auto_increment): Likewise.
11021 2002-01-16 Graham Stott <grahams@redhat.com>
11023 * sched-rgn.c (passed): Use sbitmap_free.
11024 (header): Likewise.
11026 (in_queue): Likewise.
11027 (in_stack): Likewise.
11029 2002-01-15 Eric Christopher <echristo@redhat.com>
11031 * flow.c (propagate_one_insn): Change to use fatal_insn.
11033 2002-01-15 Kazu Hirata <kazu@hxi.com>
11035 * expmed.c (extract_fixed_bit_field): Remove unused code.
11036 * system.h: Poison SLOW_ZERO_EXTEND.
11037 * doc/tm.texi: Remove.
11038 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
11039 * config/arm/arm.h: Likewise.
11040 * config/avr/avr.h: Likewise.
11041 * config/clipper/clipper.h: Likewise.
11042 * config/convex/convex.h: Likewise.
11043 * config/d30v/d30v.h: Likewise.
11044 * config/dsp16xx/dsp16xx.h: Likewise.
11045 * config/elxsi/elxsi.h: Likewise.
11046 * config/fr30/fr30.h: Likewise.
11047 * config/h8300/h8300.h: Likewise.
11048 * config/i370/i370.h: Likewise.
11049 * config/i386/i386.h: Likewise.
11050 * config/m68k/m68k.h: Likewise.
11051 * config/mips/mips.h: Likewise.
11052 * config/ns32k/ns32k.h: Likewise.
11053 * config/pdp11/pdp11.h: Likewise.
11054 * config/pj/pj.h: Likewise.
11055 * config/s390/s390.h: Likewise.
11056 * config/sh/sh.h: Likewise.
11057 * config/stormy16/stormy16.h: Likewise.
11058 * config/v850/v850.h: Likewise.
11059 * config/vax/vax.h: Likewise.
11060 * config/we32k/we32k.h: Likewise.
11062 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
11064 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
11065 (altivec_lvsl): Change constraint to b.
11066 (altivec_lvsr): Same.
11067 (altivec_lvebx): Same.
11068 (altivec_lvehx): Same.
11069 (altivec_lvewx): Same.
11070 (altivec_lvxl): Same.
11071 (altivec_lvx): Same.
11072 (altivec_stvx): Add parallel.
11073 (altivec_stvxl): Same.
11074 (altivec_stvehx): Same.
11075 (altivec_stvebx): Same.
11076 (altivec_stvebx): Same.
11078 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
11080 * config.gcc: Change altivec.h to altivec-defs.h.
11082 * config/rs6000/altivec.h: Delete.
11084 * config/rs6000/altivec-defs.h: Add.
11086 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
11088 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
11091 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
11092 less than or equal to eight bytes.
11094 * vax.md (andsi3): Remove constraints and change SET destination
11095 operand type to nonimmediate_operand.
11096 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
11097 when it is a CONST_INT.
11099 2002-01-15 Jason Merrill <jason@redhat.com>
11101 * c-common.def (FILE_STMT): New code.
11102 * c-common.c (statement_code_p): It's a statement.
11103 * c-common.h (stmt_tree_s): Add x_last_filename.
11104 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
11105 (last_expr_filename): New macro.
11106 * c-semantics.c (begin_stmt_tree): Initialize it.
11107 (add_stmt): If the filename changed, also insert a
11109 (expand_stmt): Handle seeing one.
11111 2002-01-15 Eric Christopher <echristo@redhat.com>
11113 * flow.c (propagate_one_insn): Add error message and print out
11114 insn for debugging.
11116 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
11118 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
11119 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
11120 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
11121 TRAMPOLINE_ALIGNMENT.
11122 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
11124 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
11125 PCC_BITFIELD_TYPE_MATTERS.
11126 * config/interix.h (STDC_VALUE): Remove. Use
11127 STDC_0_IN_SYSTEM_HEADERS.
11128 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
11129 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
11130 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
11132 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
11134 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
11135 not work on this platform currently.
11137 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
11139 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
11140 readonly_warning in _().
11142 2002-01-15 Douglas B Rupp <rupp@gnat.com>
11144 * gcc.c (delete_if_ordinary): Backout previous change.
11146 2002-01-15 Kazu Hirata <kazu@hxi.com>
11148 * config/h8300/h8300.c (print_operand): Remove support for
11149 unused operand characters.
11151 * read-rtl.c: Fix formatting.
11152 * real.c: Likewise.
11153 * recog.c: Likewise.
11154 * regclass.c: Likewise.
11155 * regmove.c: Likewise.
11156 * reg-stack.c: Likewise.
11157 * reload1.c: Likewise.
11158 * rtlanal.c: Likewise.
11160 2002-01-15 Kazu Hirata <kazu@hxi.com>
11162 * config/i386/i386.c: Fix formatting.
11164 2002-01-15 Jakub Jelinek <jakub@redhat.com>
11166 * c-typeck.c (process_init_element): Don't save_expr
11167 COMPOUND_LITERAL_EXPR if just its initializer will be used.
11169 2002-01-15 David Edelsohn <edelsohn@gnu.org>
11171 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
11172 emit optional traceback table if optimize_size or TARGET_ELF.
11173 * config/rs6000/rs6000.md (prefetch): New.
11175 2002-01-15 Andreas Jaeger <aj@suse.de>
11177 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
11179 2002-01-15 Kazu Hirata <kazu@hxi.com>
11181 * mips-tfile.c: Fix formatting.
11183 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
11185 * unroll.c (final_reg_note_copy): Fix previous commit.
11187 2002-01-14 Kazu Hirata <kazu@hxi.com>
11189 * config/h8300/h8300-protos.h: Remove the prototype for
11191 * config/h8300/h8300.c (eq_operator): Remove.
11193 2002-01-14 Richard Henderson <rth@redhat.com>
11195 * config/i386/i386.md (prefetch): Tidy.
11196 (prefetch_3dnow): Fix locality operand.
11198 2002-01-14 Richard Henderson <rth@redhat.com>
11200 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
11201 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
11203 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
11205 * reload1.c (reload_combine): Pass reg_sum replacement through
11206 copy_rtx in loop performing multiple changes.
11208 2002-01-14 Jakub Jelinek <jakub@redhat.com>
11210 * except.c (remove_unreachable_regions): New.
11211 (free_eh_status): Clear exception_handler_labels.
11212 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
11213 (find_exception_handler_labels): Don't add the same label more than
11215 (remove_exception_handler_label): Don't die if
11216 find_exception_handler_labels hasn't been called for the current
11219 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
11221 * toplev.c (rest_of_compilation): Rebuild jump labels after
11224 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
11226 * doc/extend.texi: Move documentation of X86 built-in functions
11228 * doc/invoke.texi: From here.
11229 * doc/sourcebuild.texi: Document location of documentation for
11230 machine built-in functions.
11232 2002-01-13 Christopher Faylor <cgf@redhat.com>
11234 * cppfiles.c (TEST_THRESHOLD): New macro.
11235 (SHOULD_MMAP): Ditto.
11236 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
11239 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
11241 * unroll.c (final_reg_note_copy): Properly handle
11243 (unroll_loops): Fix LOOP_CONDITION heuristics.
11245 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
11247 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
11248 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
11250 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
11252 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
11255 2002-01-14 Tom Rix <trix@redhat.com>
11257 * config/rs6000/rs6000.md: Fix typo with sradi.
11259 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
11261 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
11262 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
11263 (clrstrdi, clrstrsi): Adapt callers.
11265 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
11267 (movti splitter): Never use register 0 as base register.
11269 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
11271 * combine.c (simplify_shift_const): Always generate new rtx
11272 for shift expression instead of reusing given expression.
11274 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11276 * config/alpha/alpha.c (alpha_expand_mov): Don't call
11277 alpha_legitimize_address unless mode is Pmode.
11279 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
11281 * doc/md.texi (Modifiers): Document the '*' constraint for the
11284 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
11285 * doc/extend.texi (Function Attributes): 'interrupt' is valid
11288 2002-01-13 Richard Henderson <rth@redhat.com>
11290 * reload.c (find_reloads): Use a hard reg destination as reload reg
11291 for an input reload of the source.
11293 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11295 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
11298 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
11300 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
11301 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
11303 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
11305 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11307 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
11309 2002-01-12 Tom Rix <trix@redhat.com>
11311 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
11314 2002-01-12 Richard Henderson <rth@redhat.com>
11316 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
11318 * doc/invoke.texi: Update Alpha options.
11320 * doc/invoke.texi: Update i386 built-in function lists.
11322 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
11324 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
11325 referencing outside.
11327 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11329 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
11330 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
11331 offsets, and change line folding.
11332 * optabs.c (expand_binop): Remove warnings.
11333 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
11335 2002-01-12 Graham Stott <grahams@redhat.com>
11337 * attribs.c (handle_deprecated_attribute): constify WHAT.
11338 * diagnostic.c (warn_deprecated_use): Add braces, fixes
11339 dangling else warning and constify WHAT.
11340 * except.h (struct function, struct inline_remap): Move
11341 struct tag forward defs before all prototypes.
11342 (duplicate_eh_regions): Whitespace.
11344 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
11346 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
11347 MODE_BASE_REG_CLASS.
11348 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
11350 2002-01-12 Richard Henderson <rth@redhat.com>
11352 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
11353 (ix86_expand_vector_move): New.
11354 (bdesc_2arg): Remove andps, andnps, orps, xorps.
11355 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
11356 Remove old prefetch builtins. Special case the logicals removed above.
11357 (ix86_expand_builtin): Likewise.
11358 (safe_vector_operand): Use V4SFmode, not TImode.
11359 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
11360 (ix86_expand_timode_binop_builtin): New.
11361 * config/i386/i386-protos.h: Update.
11362 * config/i386/i386.h (enum ix86_builtins): Update.
11363 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
11364 Use ix86_expand_vector_move in vector move expanders.
11365 (movti_internal, movti_rex64): Add xorps alternative.
11366 (sse_clrv4sf): Rename and adjust from sse_clrti.
11367 (prefetch): Don't work so hard.
11368 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
11369 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
11370 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
11372 2002-01-11 Richard Henderson <rth@redhat.com>
11374 * config/i386/mmintrin.h: New file.
11375 * config/i386/xmmintrin.h: New file.
11376 * config.gcc (i?86-*-*): Add extra_headers.
11377 * simplify-rtx.c (simplify_unary_operation): Handle saturating
11379 (simplify_binary_operation): Handle saturating arithmetic codes.
11380 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
11381 not the lowpart subreg.
11382 (ix86_expand_builtin): Return a TImode dummy register instead of 0
11384 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
11386 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11388 * conflict.c (conflict_graph_compute): Free regsets when finished.
11389 * ssa.c (compute_coalesced_reg_partition): Likewise.
11391 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11393 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
11394 every where we allocate a register.
11396 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11398 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
11399 * lcm.c (compute_earliest, compute_farthest): Likewise.
11401 2002-01-11 Janis Johnson <janis187@us.ibm.com>
11403 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
11405 2002-01-11 Janis Johnson <janis187@us.ibm.com>
11407 * doc/rtl.texi (Insns): Fix 2 typos.
11409 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
11411 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
11412 options. Use @table @gcctabopt for MMIX options. Add index
11413 entries for MMIX options. Start new paragraph with first
11414 heading of the machine-dependent options.
11416 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
11419 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
11420 * combine.c (force_to_mode): Same.
11421 * reload1.c (clear_reload_reg_in_use): Same.
11423 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
11425 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
11428 2002-01-11 Andreas Jaeger <aj@suse.de>,
11429 Brad Lucier <lucier@math.purdue.edu>
11431 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
11434 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
11436 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
11437 Protect with IN_LIBGCC.
11438 (LINK_EH_SPEC): Add required trailing space.
11440 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
11442 * c-tree.h: Move function declarations so that they are listed
11443 under the filename which contains them.
11444 (check_identifier, finish_decl_top_level,
11445 lookup_name_current_level_global, shadow_record_fields): Remove.
11447 2002-01-11 Andreas Jaeger <aj@suse.de>
11449 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
11452 2002-01-10 Richard Henderson <rth@redhat.com>
11454 * config/alpha/alpha.c (print_operand): Add 'J'.
11455 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
11456 new operand with the sequence number for the lituse. When splitting
11457 the insns, use gen_movdi_er_high_g and generate a sequence number.
11458 (gen_movdi_er_high_g): Print the sequence number if non-zero.
11460 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
11462 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
11463 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
11465 (altivec_expand_builtin): Same.
11466 (altivec_expand_stv_builtin): New.
11468 * config/rs6000/rs6000.h (rs6000_builtins): Same.
11470 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
11471 ("altivec_lvehx"): New.
11472 ("altivec_lvewx"): New.
11473 ("altivec_lvxl"): New.
11474 ("altivec_lvx"): New.
11475 ("altivec_stvx"): New.
11476 ("altivec_stvebx"): New.
11477 ("altivec_stvehx"): New.
11478 ("altivec_stvewx"): New.
11479 ("altivec_stvxl"): New.
11481 2002-01-10 Richard Henderson <rth@redhat.com>
11483 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
11484 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
11485 care not to delete instructions twice.
11487 2002-01-10 Zack Weinberg <zack@codesourcery.com>
11489 * toplev.c: Don't declare environ (it's not used anywhere).
11490 * configure.in: Don't check for declaration of environ.
11491 * config/i386/xm-mingw32.h: Don't #define environ.
11492 * config.in, configure: Regenerate.
11494 2002-01-10 Zack Weinberg <zack@codesourcery.com>
11496 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
11497 * configure: Regenerate.
11499 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
11500 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
11501 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
11503 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
11504 LIMITS_H_TEST here, not in m68k/x-next.
11505 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
11506 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
11508 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
11509 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
11510 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
11512 * config/i386/x-djgpp: Renamed i386/t-djgpp.
11513 * config/m88k/x-dolph: Renamed m88k/t-dolph.
11514 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
11515 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
11516 replacement of quadlib.asm with quadlib.c.
11518 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
11519 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
11520 config/rs6000/xm-beos.h: Delete file.
11522 * config.gcc: Update to match above changes.
11524 2002-01-10 Kazu Hirata <kazu@hxi.com>
11526 * config/h8300/h8300.h: Fix comment typos.
11527 * config/h8300/h8300.md: Likewise.
11528 * config/h8300/lib1funcs.asm: Likewise.
11530 2002-01-10 Dale Johannesen <dalej@apple.com>
11532 PR optimization/5269
11533 * unroll.c (precondition_loop_p): Make *increment be the correct
11534 sign when n_iterations known, to avoid confusing caller.
11536 2002-01-10 Kazu Hirata <kazu@hxi.com>
11538 * doc/extend.texi (deprecated): Fix a typo.
11540 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
11542 * basic-block.h (update_br_prob_note): Declare.
11543 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
11544 (try_forward_edges): Care negative frequencies and update note.
11545 (outgoing_edges_match): Tweek conditional merging heuristics.
11546 (try_crossjump_to_edge): use update_br_prob_note.
11547 * cfglayout.c (fixup_reorder_chain): Likewise.
11548 * cfrtl.c (update_br_prob_note): New.
11549 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
11551 * i386.c (ix86_decompose_address): Return -1 if address contains
11553 (legitimate_address_p): Require ix86_decompose_address to return 1.
11555 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
11556 (cprop_insn): Likewise.
11558 2002-01-10 Kazu Hirata <kazu@hxi.com>
11560 * toplev.c: Fix formatting.
11561 * tree.c: Likewise.
11562 * tree-dump.c: Likewise.
11563 * unroll.c: Likewise.
11564 * unwind-dw2.c: Likewise.
11565 * unwind-dw2-fde.c: Likewise.
11566 * unwind-dw2-fde-glibc.c: Likewise.
11567 * unwind-sjlj.c: Likewise.
11569 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11571 * doc/invoke.texi: Document PDP-11 options.
11573 2002-01-10 Kazu Hirata <kazu@hxi.com>
11575 * config/h8300/h8300.h: Fix formatting.
11577 2002-01-10 Ira Ruben <ira@apple.com>
11579 Add __attribute__ ((deprecated)).
11580 * extend.texi: Document __attribute__ ((deprecated)).
11581 * invoke.texi: Document -Wno-deprecated-declarations.
11582 * testsuite/g++.dg/other/deprecated.C: New C++ test.
11583 * testsuite/gcc.dg/deprecated.c: New C test.
11584 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
11585 (c_common_attribute_table): Add "deprecated" entry.
11586 (handle_deprecated_attribute): New function.
11587 * c-decl.c (deprecated_states): New enum.
11588 deprecated_state: State of "deprecated" handling.
11589 (start_decl): Set deprecated_state based on attributes.
11590 (grokdeclarator): Test for deprecated uses, propagate attribute.
11591 * c-typeck.c (build_component_ref): Test for deprecated fields.
11592 (build_external_ref): Test for deprecated primaries.
11593 * diagnostic.c (warn_deprecated_use) New function to issue
11594 warnings about __attribute__ ((depricated)) references.
11595 * flags.h (warn_deprecated_decl): Extern declared for
11596 -W[no-]deprecated-declarations option.
11597 * print-tree.c (print_node): Show deprecated flag status.
11598 * toplev.c (warn_deprecated_decl): Defined.
11599 (W_options): Added "deprecated-declaration".
11600 * toplev.h (warn_deprecated_use): Extern declared.
11601 * tree.h (struct tree_common): Define deprecated_flag.
11602 (TREE_DEPRECATED): New macro to access flag.
11603 * cp/call.c (build_call): Test for deprecated calls.
11604 * cp/class.c (add_implicitly_declared_members): Set global
11605 flag to tell grokdeclarator to not issue deprecated warnings.
11606 * cp/cp-tree.h: Add extern for adding_implicit_members.
11607 * cp/decl.c (deprecated_states): New enum.
11608 (start_decl): Set deprecated_state based on attributes.
11609 (grokdeclarator): Test for deprecated uses, propagate attribute.
11610 * cp/lex.c (do_identifier): Test for deprecated primaries.
11611 * cp/typeck.c (build_component_ref): Test for deprecated fields.
11613 2002-01-10 Ira Ruben <ira@apple.com>
11615 Fix to assign attributes to inline member functions.
11616 * cp/decl.c (start_method): Handle attrlist.
11618 2002-01-10 Kazu Hirata <kazu@hxi.com>
11620 * combine.c (expand_field_assignment): Use subreg_lsb().
11622 2002-01-10 David Edelsohn <edelsohn@gnu.org>
11624 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
11625 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
11626 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
11627 Recurse for any operand of AND as long as constant is non-zero.
11629 2002-01-10 Kazu Hirata <kazu@hxi.com>
11631 * config/h8300/h8300.md: Remove constraints from expanders.
11633 2002-01-10 Kazu Hirata <kazu@hxi.com>
11635 * varasm.c: Fix formatting.
11636 * varray.c: Likewise.
11637 * vmsdbgout.c: Likewise.
11638 * xcoffout.c: Likewise.
11640 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
11642 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
11643 update edge probabilities to match.
11645 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11647 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
11649 * doc/languages.texi, doc/sourcebuild.texi: New files.
11650 * doc/configfiles.texi: Make a subsubsection. Update.
11651 * doc/configterms.texi: Add @node. Remove warning that this isn't
11652 instructions for building GCC.
11653 * doc/makefile.texi: Make a subsection.
11654 * doc/gccint.texi: Update.
11656 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
11658 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
11660 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
11662 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
11664 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
11666 * optabs.c (expand_fix): Look for wider integer modes first.
11668 * i386.md (mov?f): Avoid the fake const double trick for medium
11670 (min?f*/max?f*): Prohibit memory operands for i387 variant.
11671 (fop_df_4): Disable for SSE compilation.
11673 2002-01-10 Graham Stott <grahams@redhat.com>
11675 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
11676 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
11678 2002-01-10 Richard Henderson <rth@redhat.com>
11680 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
11682 2002-01-10 Richard Henderson <rth@redhat.com>
11684 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
11685 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
11687 2002-01-10 Kazu Hirata <kazu@hxi.com>
11689 * combine.c (can_combine_p): Fix a comment typo.
11691 2002-01-09 Zack Weinberg <zack@codesourcery.com>
11693 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
11694 empty list correctly. Change loop index $t to $f for
11695 consistency with rest of Makefile.
11697 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
11699 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
11700 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
11702 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
11703 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
11704 (altivec_init_builtins): Same.
11705 (altivec_expand_unop_builtin): Return NULL_RTX on error.
11706 (altivec_expand_binop_builtin): Same.
11707 (altivec_expand_ternop_builtin): Same.
11710 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
11711 ("altivec_vctuxs"): Fix typo.
11712 ("altivec_vnmsubfp"): Same.
11713 ("altivec_dssall"): New.
11714 ("altivec_mfvscr"): New.
11715 ("altivec_dss"): New.
11716 ("altivec_lvsl"): New.
11717 ("altivec_lvsr"): New.
11718 ("altivec_dstt"): New.
11719 ("altivec_dstst"): New.
11720 ("altivec_dststt"): New.
11721 ("altivec_dst"): New.
11723 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
11724 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
11726 2002-01-09 Richard Henderson <rth@redhat.com>
11728 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
11730 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
11732 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
11734 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
11736 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
11738 2002-01-09 Kazu Hirata <kazu@hxi.com>
11740 * read-rtl.c: Fix formatting.
11741 * real.c: Likewise.
11742 * regclass.c: Likewise.
11743 * regrename.c: Likewise.
11744 * reg-stack.c: Likewise.
11745 * reload1.c: Likewise.
11746 * reload.c: Likewise.
11749 2002-01-09 Kazu Hirata <kazu@hxi.com>
11751 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
11752 to extract items in the expr_list chain.
11754 2002-01-09 Richard Henderson <rth@redhat.com>
11756 * config/vax/vax.c (vax_rtx_cost): Never abort.
11758 * config/vax/vax.h (REAL_ARITHMETIC): Define.
11760 2002-01-09 Jan Hubicka <jh@suse.cz>
11762 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
11764 2002-01-09 Richard Henderson <rth@redhat.com>
11766 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
11767 Unify code from various alternatives.
11769 2002-01-09 Richard Henderson <rth@redhat.com>
11771 * regrename.c (copy_value): Ignore the copy if the source register
11772 is present in the value chain with a narrower mode.
11774 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11776 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
11777 for the c4x target. Also improve layout.
11779 2002-01-09 Richard Henderson <rth@redhat.com>
11781 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
11782 * config/m32r/m32r.md (and ior xor splitters): Swap operands
11783 to match insn patterns.
11785 2002-01-09 Richard Henderson <rth@redhat.com>
11787 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
11788 (copyprop_hardreg_forward_1): Likewise.
11790 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
11792 * pa.md (decrement_and_branch_until_zero): Change predicate for
11793 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
11795 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
11797 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
11798 gets undefined. For Darwin.
11800 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11802 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
11804 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11806 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
11808 2002-01-08 Richard Henderson <rth@redhat.com>
11810 * regrename.c (copy_value): Ignore overlapping copies.
11812 2002-01-08 Richard Henderson <rth@redhat.com>
11814 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
11815 as needed to avoid shared structure.
11817 2002-01-08 Kazu Hirata <kazu@hxi.com>
11819 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
11822 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
11824 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
11825 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
11826 documentation of obsolete macros.
11827 * system.h: Poison these macros.
11828 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
11829 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
11830 config/c4x/c4x.h, config/clipper/clipper.h,
11831 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
11832 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
11833 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
11834 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
11835 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
11836 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
11837 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
11838 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
11839 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
11840 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
11841 config/sparc/sparc.h, config/stormy16/stormy16.h,
11842 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
11843 definitions and commented out definitions of obsolete macros.
11844 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
11845 of MAX_INT_TYPE_SIZE.
11847 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
11849 * config/s390/s390.c (s390_preferred_reload_class): Never
11850 return ADDR_REGS if it isn't a subset of the given class.
11851 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
11852 FP_REGS, but all superclasses as well.
11854 * config/s390/s390.c (s390_function_profiler): Fix thinko.
11856 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
11857 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
11858 must not be a const_int.
11860 2002-01-08 Richard Henderson <rth@redhat.com>
11862 * Makefile.in (toplev.o): Depend on options.h.
11863 (gcc.o): Depend on specs.h.
11865 2002-01-08 Jakub Jelinek <jakub@redhat.com>
11867 * expr.c (store_expr): Convert VOIDmode constants back to target's
11870 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11872 * doc/invoke.texi: Markup gcc as @command. Refer to
11873 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
11874 of http://gcc.gnu.org/thanks.html.
11876 2002-01-08 Dale Johannesen <dalej@apple.com>
11878 * config/rs6000/rs6000.md: Add missing int register
11879 target case to movdf_low.
11881 2002-01-08 Zack Weinberg <zack@codesourcery.com>
11883 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
11884 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
11885 (cppinit.o): Depend on except.h.
11886 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
11887 s-specs): New rules.
11889 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
11890 Don't create specs.h/options.h/gencheck.h here. Remove
11891 unnecessary variable settings from last argument of AC_OUTPUT.
11892 * config.in, configure: Regenerate.
11893 * intl.c: Hardcode package name as "gcc".
11895 * cppinit.c: Include except.h.
11896 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
11898 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
11899 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
11900 (!)USING_SJLJ_EXCEPTIONS.
11901 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
11903 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
11905 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
11906 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
11907 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
11908 documentation of obsolete macros.
11909 * system.h: Poison these macros.
11910 * config/d30v/d30v.h, config/ns32k/encore.h,
11911 config/stormy16/stormy16.h: Remove definitions and commented out
11912 definitions of obsolete macros.
11914 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
11916 * objc/objc-act.c (handle_class_ref): Mark the declaration of
11917 %sobjc_class_ref_%s as used - to prevent unwanted compiler
11920 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
11922 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
11923 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
11924 to insn adjusting stack/frame pointer.
11925 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
11926 accept operands that cause the insn to be non-splittable.
11928 2002-01-08 Graham Stott <grahams@redhat.com>
11930 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
11931 (C_TYPE_FIELDS_VOLATILE): Likewise.
11932 (C_TYPE_BEING_DEFINED): Likewise.
11933 (C_IS_RESERVED_WORD): Likewise.
11934 (C_TYPE_VARIABLE_SIZE): Likewise.
11935 (C_DECL_VARIABLE_SIZE): Likewise.
11936 (C_MISSING_PROTOTYPE_WARNED): Likewise.
11937 (C_SET_EXP_ORIGINAL_CODE): Likewise.
11938 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
11940 (C_DECL_ANTICIPATED): Likewise.
11941 (c_build_type_variant): Add parenthesis.
11943 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
11945 * gcc.c (option_map): Remove --version.
11946 (process_command): Handle -fversion following the GNU Coding
11947 Standards. Partially addresses PR other/704.
11949 2002-01-08 Graham Stott <grahams@redhat.com>
11951 * combine.c (combine_instructions): Fix typo.
11953 2002-01-08 Graham Stott <grahams@redhat.com>
11955 * debug.h: Use "tree" and "rtx" throughout.
11957 * debug.c: Likewise.
11959 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
11961 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
11962 constant pool, use the pool's version of the symbol instead.
11964 2002-01-07 Richard Henderson <rth@redhat.com>
11966 * regrename.c (find_oldest_value_reg): Ignore the value chain if
11967 the original register was copied in a mode with a fewer number of
11968 hard registers than the desired mode.
11969 (copyprop_hardreg_forward_1): Likewise.
11970 (debug_value_data): Fix loop test.
11971 * toplev.c (parse_options_and_default_flags): Reenable
11972 -fcprop-registers at -O1.
11974 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
11976 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
11977 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
11979 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
11982 * config/rs6000/rs6000.md: Add altivec predicate patterns.
11984 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
11986 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
11987 (pa_output_function_prologue): Output local label at the beginning of
11988 the prologue when profiling.
11989 (hppa_profile_hook): Use the local label rather than the function label.
11990 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
11992 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
11994 * config/rs6000/rs6000.c (print_operand): Remove extra space.
11995 (altivec_expand_unop_builtin): Fix thinko.
11996 (altivec_expand_binop_builtin): Same.
11997 (altivec_expand_ternop_builtin): Same.
11998 (altivec_expand_builtin): Same.
12000 2002-01-07 Richard Henderson <rth@redhat.com>
12002 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
12004 2002-01-07 Jason Merrill <jason@redhat.com>
12006 * unwind-dw2.c (execute_cfa_program): Use < again.
12008 2002-01-07 Jakub Jelinek <jakub@redhat.com>
12010 * predict.c (combine_predictions_for_insn): Avoid division by zero.
12012 2002-01-07 Jakub Jelinek <jakub@redhat.com>
12014 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
12015 Don't allow -1 - x -> ~x simplifications in the first pass.
12017 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
12019 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
12021 (altivec_expand_binop_builtin): Same.
12022 (altivec_expand_unop_builtin): Same.
12023 (print_operand): Fix typo.
12024 (bdesc_1arg): Add vupk* variants.
12026 * rs6000.h (rs6000_builtins): Add vupk* enums.
12028 * rs6000.md: Add altivec_vupk* variants.
12030 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
12032 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
12033 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
12034 and last update dates.
12036 2002-01-07 Janis Johnson <janis187@us.ibm.com>
12038 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
12040 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
12042 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
12043 * config/avr/avr.h (CPP_SPEC): Likewise.
12044 (LINK_SPEC): Likewise.
12045 (CRT_BINUTILS_SPECS): Likewise.
12046 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12047 * doc/invoke.texi (AVR Options): Document them.
12049 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
12051 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
12054 2002-01-07 Graham Stott <grahams@redhat.com>
12056 * config/i386/i386.h: Update copyright date.
12057 (HALF_PIC_PTR): Add parenthesis.
12058 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
12059 (CONSTANT_ALIGNMENT): Add parenthesis.
12060 (DATA_ALIGNMENT): Likewise.
12061 (LOCAL_ALIGNMENT): Likewise.
12062 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
12063 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
12064 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
12065 (HARD_REGNO_NREGS): Add paranethesis.
12066 (VALID_SSE_REG_MODE): Whitespace.
12067 (VALID_MMX_REG_MODE): Whitespace.
12068 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
12069 (ix86_hard_regno_mode_ok): Add parenthesis.
12070 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
12071 (RETURN_IN_MEMORY): Whitespace.
12072 (N_REG_CLASSES): Add parenthesis.
12073 (INTEGER_CLASS_P): Add parenthesis and wrap.
12074 (FLOAT_CLASS_P): Likewise.
12075 (SSE_CLASS_P): Likewise.
12076 (MMX_CLASS_P): Likewise.
12077 (MAYBE_INTEGER_CLASS_P): Likewise.
12078 (MAYBE_FLOAT_CLASS_P): Likewise.
12079 (MAYBE_SSE_CLASS_P): Likewise.
12080 (MAYBE_MMX_CLASS_P): Likewise.
12081 (Q_CLASS_P): Likewise.
12082 (GENERAL_REGNO_P): Uppercase macro parameter.
12083 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
12084 (FP_REGNO_P): Likewise.
12085 (ANY_FP_REGNO_P): Uppercase macro parameter.
12086 (SSE_REGNO_P): Likewise.
12087 (SSE_REGNO): Likewise.
12088 (SSE_REG_P): Likewise.
12089 (SSE_FLOAT_MODE_P): Likewise.
12090 (MMX_REGNO_P): Likewise.
12091 (MMX_REG_P):Likewise.
12092 (STACK_REG_P): Likewise.
12093 (NON_STACK_REG_P): Likewise.
12094 (STACK_TOP_P): Likewise.
12095 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
12096 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
12097 (SECONDARY_MEMORY_NEEDED): Likewise.
12098 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
12099 (MD_ASM_CLOBBERS): Whitespace and wrap.
12100 (MUST_PASS_IN_STACK): Whitespace and wrap.
12101 (RETURN_POPS_ARGS): Add parenthesis.
12102 (INIT_CUMULATIVE_ARGS): Likewise.
12103 (FUNCTION_ARG): Likewise.
12104 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
12105 (SETUP_INCOMING_VARARGS): Likewise.
12106 (BUILD_VA_LIST_TYPE): Add parenthesis.
12107 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
12109 (EXPAND_BUILTIN_VA_ARG): Likewise.
12110 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
12111 (INITIALIZE_TRAMPOLINE): Add parenthesis.
12112 (INITIAL_ELIMINATION_OFFSET): Likewise.
12113 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
12114 (REGNO_OK_FOR_BASE_P): Likewise.
12115 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
12116 (REGNO_OK_FOR_DIREG_P): Likewise.
12117 (REG_OK_FOR_INDEX_P): Whitespace.
12118 (REG_OK_FOR_BASE_P): Whitespace.
12119 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
12121 (FIND_BASE_TERM): Fix typo.
12122 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
12123 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
12124 (SYMBOLIC_CONST; Whitespace.
12125 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
12126 (ENCODE_SECTION_INFO): Whitespace.
12127 (FINALIZE_PIC): Remove do { ... } while (0).
12128 (PROMOTE_MODE): Wrap in do { ... } while (0).
12129 (CONST_COSTS): Whitespace.
12130 (RTX_COSTS): Add paramethesis, whitespace and wrap.
12131 (REGISTER_MOVE_COST): Add parenthesis.
12132 (MEMORY_MOVE_COST): Likewise.
12133 (EXTRA_CC_MODES): Whitespace.
12134 (SELECT_CC_MODE): Add parenthesis and whitespace.
12135 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
12136 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
12137 (ASM_OUTPUT_LABEL): Add paramethesis.
12138 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
12139 (ASM_OUTPUT_REG_POP): Likewise.
12140 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
12141 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
12143 * config/i386/i386.c: Update copyright.
12144 (CHECK_STACK_LIMIT): Add parenthesis.
12145 (AT_BP): Uppercase macro parameter.
12146 (x86_64_int_parameter_registers): Constify.
12147 (x86_64_int_return_registers): Likewise.
12148 (ix86_compare_op0): Use rtx.
12149 (construct_container): Constify INTREG parameter.
12150 (function_arg): Use rtx.
12152 * diagnostic.h: Update copyright date.
12153 (output_buffer_state): Add parenthesis.
12154 (output_buffer_format_args): Likewise.
12156 * combine.c (combine_instructions): Replace XEXP (links, 0)
12159 2002-01-06 H.J. Lu <hjl@gnu.org>
12161 * cfgcleanup.c (thread_jump): Fix 2 typos.
12163 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
12165 * config.gcc: Add support for --enable-altivec.
12167 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
12169 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
12171 2002-01-06 Jakub Jelinek <jakub@redhat.com>
12173 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
12174 __objc_class_name_*.
12176 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
12178 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
12180 2002-01-06 Richard Henderson <rth@redhat.com>
12182 * reorg.c (emit_delay_sequence): Remove death notes, not merely
12183 nop them out. Increment label reference count for REG_LABEL.
12184 (fill_slots_from_thread): Frob label reference count around
12185 delete_related_insns.
12187 2002-01-05 Richard Henderson <rth@redhat.com>
12189 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
12192 2002-01-05 Richard Henderson <rth@redhat.com>
12194 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
12195 * integrate.c (output_inline_function): Likewise.
12196 * toplev.c (rest_of_compilation): Do it here instead. Move call
12197 to remove_unnecessary_notes after emitting abstract instance.
12198 Force an emitted nested function to have its parent emited as well.
12199 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
12201 (rtl_for_decl_location): Do not look at reload data structures
12202 before reload has run.
12204 2002-01-05 Kazu Hirata <kazu@hxi.com>
12206 * cse.c: Fix formatting.
12207 * dwarf2asm.c: Likewise.
12208 * dwarf2out.c: Likewise.
12209 * explow.c: Likewise.
12210 * expmed.c: Likewise.
12211 * function.c: Likewise.
12212 * gcov.c: Likewise.
12213 * gencheck.c: Likewise.
12214 * genrecog.c: Likewise.
12215 * ggc-common.c: Likewise.
12216 * ggc-page.c: Likewise.
12217 * global.c: Likewise.
12219 2002-01-05 Kazu Hirata <kazu@hxi.com>
12221 * combine.c: Fix formatting.
12223 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
12226 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
12228 2002-01-05 David Edelsohn <edelsohn@gnu.org>
12230 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
12231 as 1 for __powerpc64__ as well.
12233 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
12235 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
12238 2002-01-05 Daniel Berlin <dan@dberlin.org>
12240 * lcm.c: Revert change, due to performance regression it causes on
12241 SPEC because it's slightly more conservative (sigh, I hate
12244 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
12246 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
12248 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
12250 * doc/cppinternals.texi: Update.
12252 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
12254 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
12255 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
12257 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
12258 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
12259 kludge for pre-october-14th mmix versions to handle new-found bug
12260 with PUSHJ/PUSHGO and the register stack.
12261 * config/mmix/mmix.h (struct machine_function): Rename member
12262 has_call_value_without_parameters to has_call_without_parameters.
12263 All referers changed.
12264 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
12265 TARGET_MASK_BRANCH_PREDICT): New macros.
12266 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
12267 -mno-reg-stack-fill-bug-workaround.
12268 * config/mmix/mmix.md ("call"): Set struct machine member
12269 has_call_without_parameters.
12271 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
12273 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
12275 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
12277 * cfgcleanup.c: Include tm_p.h
12278 (mark_effect): Fix handling of hard register; fix handling of SET
12280 2002-01-04 Kazu Hirata <kazu@hxi.com>
12282 * config/h8300/h8300.md (anonymous patterns): Check that
12283 operands are registers before using REGNO on them.
12285 2002-01-03 Roland McGrath <roland@frob.com>
12287 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
12289 2002-01-04 Jakub Jelinek <jakub@redhat.com>
12291 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
12292 * c-common.h (genrtl_expr_stmt_value): Likewise.
12293 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
12294 (expand_expr_stmt_value): Add maybe_last argument.
12295 Don't warn about statement with no effect if it is the last statement
12296 in expression statement.
12297 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
12298 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
12299 expand_expr_stmt_value.
12300 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
12301 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
12302 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
12303 as maybe_last to expand_expr_stmt_value.
12305 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
12307 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
12308 be passed in, do not build it.
12309 (c_begin_if_stmt): New function.
12310 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
12311 * c-common.h (c_expand_start_cond): Update prototype.
12312 (c_begin_if_stmt): Prototype new function.
12313 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
12314 * c-parse.in (if_prefix): Use c_begin_if_stmt,
12315 c_begin_while_stmt and c_finish_while_stmt_cond.
12317 2002-01-04 William Cohen <wcohen@redhat.com>
12319 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
12320 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
12321 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
12322 * config/pa/som.h (ASM_FILE_START): Likewise.
12324 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
12326 * lcm.c: Include df.h.
12327 Add available_transfer_function prototype.
12328 (compute_available): Rework to use iterative dataflow framework.
12329 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
12330 with bb_info in df.h
12331 (available_transfer_function): New function.
12333 * Makefile.in (lcm.o): add df.h to dependencies.
12335 2002-01-04 Richard Henderson <rth@redhat.com>
12337 * config/alpha/alpha.c (some_operand): Accept HIGH.
12338 (input_operand): Likewise; accept simple references to globals.
12339 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
12340 (alpha_const_double_ok_for_letter_p): Likewise.
12341 (alpha_extra_constraint): Likewise.
12342 (alpha_preferred_reload_class): Likewise. Do not force
12343 symbolic constants to memory.
12344 (alpha_legitimate_address_p): Accept simple references
12345 to small_symbolic_operand.
12346 (alpha_legitimize_address): New arg scratch. Be prepared to be
12347 called when no_new_pseudos. Emit simple symbolic references.
12348 Split integers into low, high, and rest.
12349 (alpha_expand_mov): Use alpha_legitimize_address.
12350 (some_small_symbolic_mem_operand): New.
12351 (split_small_symbolic_mem_operand): New.
12352 * config/alpha/alpha-protos.h: Update.
12353 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
12354 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
12355 (EXTRA_CONSTRAINT): Likewise.
12356 (PREFERRED_RELOAD_CLASS): Likewise.
12357 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
12358 (PREDICATE_CODES): Update.
12359 * config/alpha/alpha.md: New post-reload splitters to convert
12360 simplfied symbolic operands to the form that references $29.
12361 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
12362 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
12364 2002-01-03 Richard Henderson <rth@redhat.com>
12366 * local-alloc.c (function_invariant_p): Update commentary.
12368 2002-01-04 H.J. Lu <hjl@gnu.org>
12370 * toplev.c (rest_of_compilation): Fix a typo when calling
12373 2002-01-03 Kazu Hirata <kazu@hxi.com>
12375 * c-common.c: Fix formatting.
12376 * diagnostic.c: Likewise.
12377 * doloop.c: Likewise.
12378 * dwarf2out.c: Likewise.
12380 2002-01-03 Kazu Hirata <kazu@hxi.com>
12382 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
12383 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
12385 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
12387 * cpperror.c: Update comments and copyright.
12388 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
12389 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
12391 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
12393 * collect2.c (main): Use strcmp when testing for "-shared".
12395 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
12397 * cppmacro.c: Don't include intl.h. Update comments.
12398 (new_number_token): Allocate enough buffer for 64-bit unsigned
12399 integers; update prototype.
12400 * cppmain.c: Update comments.
12402 2002-01-03 William Cohen <wcohen@redhat.com>
12404 * function.h (struct function): Add profile.
12405 (current_function_profile): New.
12406 doc/extend.texi: Update documentation.
12407 * final.c (final_start_function): Use current_function_profile
12408 instead of profile_flag.
12409 (profile_after_prologue): Likewise.
12410 * function.c (expand_function_start): Likewise.
12411 (expand_function_start): Likewise.
12412 * config/alpha/alpha.c (direct_call_operand):
12413 (alpha_does_function_need_gp): Likewise.
12414 (alpha_expand_prologue): Likewise.
12415 * config/arm/arm.c (arm_expand_prologue): Likewise.
12416 thumb_expand_prologue: Likewise.
12417 * config/d30v/d30v.c (d30v_stack_info): Likewise.
12418 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
12419 (fr30_expand_prologue): Likewise.
12420 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
12421 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
12422 * config/i386/i386.h (FINALIZE_PIC): Likewise.
12423 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
12424 * config/i960/i960.c (i960_output_function_prologue): Likewise.
12425 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
12426 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
12427 (m32r_expand_prologue): Likewise.
12428 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
12429 (m88k_expand_prologue): Likewise.
12430 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
12431 * config/mips/mips.c (compute_frame_size): Likewise.
12432 (mips_expand_prologue): Likewise.
12433 (mips_can_use_return_insn): Likewise.
12434 * config/pa/elf.h (ASM_FILE_START): Likewise.
12435 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
12436 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
12437 * config/pa/som.h (ASM_FILE_START): Likewise.
12438 * config/romp/romp.c (romp_using_r14): Likewise.
12439 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
12440 (rs6000_stack_info): Likewise.
12441 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
12442 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
12443 * config/v850/v850.c (compute_register_save_size): Likewise.
12445 2002-01-03 Jakub Jelinek <jakub@redhat.com>
12447 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
12448 gen_lowpart_common fails, use gen_lowpart_SUBREG.
12450 2002-01-03 Turly O'Connor <turly@apple.com>
12452 * darwin.c (machopic_output_possible_stub_label): Don't generate
12453 stub routines for pseudo-stubs which we've just defined.
12455 2002-01-03 Kazu Hirata <kazu@hxi.com>
12457 * builtins.c: Fix formatting.
12458 * c-typeck.c: Likewise.
12459 * combine.c: Likewise.
12460 * expr.c: Likewise.
12461 * loop.c: Likewise.
12463 2002-01-03 Andreas Schwab <schwab@suse.de>
12465 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
12466 and return true if _cpp_push_next_buffer pushed a new include
12468 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
12469 _cpp_pop_file_buffer did not push a new file.
12470 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
12472 2002-01-02 Eric Christopher <echristo@redhat.com>
12474 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
12475 FIND_REG_INC_NOTE call. Update copyright.
12476 * loop.c (canonicalize_condition): Ditto.
12477 * reorg.c (delete_scheduled_jump): Ditto.
12479 2002-01-03 Kazu Hirata <kazu@hxi.com>
12481 * gcse.c: Fix formatting.
12483 2002-01-03 Graham Stott <grahams@redhat.com>
12485 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
12486 forward defs for struct tags rtx_def, union_tree, rtvec_def
12487 also output corresponding typedefs for rtx, tree, and rtvec.
12489 * system.h: Move forward defs for struct tags rtx_def, union_tree,
12490 rtvec_def along with corresponding typedefs for rtx, tree, and
12491 rtvec to config.h, hconfig.h, tconfig.h.
12493 2002-01-03 Graham Stott <grahams@redhat.com>
12495 * tree.h: Update copyright date.
12496 (IS_EXPR_CODE_CLASS): Add parenthesis.
12497 (TREE_SET_CODE): Add whitespace.
12498 (TREE_CHECK): Add parenthesis.
12499 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
12500 (CST_OR_CONSTRUCTOR_CHECK):
12501 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
12502 (TREE_SYMBOL_REFERENCED): Whitespace.
12503 (INT_CST_LT): Likewise.
12504 (INT_CST_LT_UNSIGNED): Likewise.
12505 (tree_real_cst): Unwrap comment.
12506 (tree_string): Likewise.
12507 (tree_complex): Likewise.
12508 (IDENTIFIER_POINTER): correct cast.
12509 (SAVE_EXPR_CONTEXT): Whitespace.
12510 (EXPR_WFL_FILENAME_NODE): Likewise.
12511 (EXPR_WFL_FILENAME): Remove parenthesis.
12512 (DECL_ORIGIN): Add parenthesis.
12513 (DECL_FROM_INLINE): Use NULL_TREE.
12514 (build_int_2): Whitespace.
12515 (build_type_variant): Add parenthesis.
12517 * gcc/jcf-parse.c: Update copyright date.
12518 (yyparse): Constify resource_filename.
12520 2002-01-03 Graham Stott <grahams@redhat.com>
12522 * rtl.h: Update copyright date.
12523 (RTL_CHECK1): Wrap long line.
12524 (RTL_CHECK2): Likewise.
12525 (RTL_CHECKC1): Wrap long line and whitespace.
12526 (RTL_CHECKC2): Likewise.
12527 (XWINT): Whitespace.
12533 (XBITMAP): Likewise.
12535 (XBBDEF): Likewise.
12537 (X0WINT): Likewise.
12539 (X0UINT): Likewise.
12543 (X0MODE): Likewise.
12544 (X0BITMAP): Likewise.
12545 (X0TREE): Likewise.
12546 (X0BBDEF): Likewise.
12547 (X0ADVFLAGS): Likewise.
12548 (X0CSELIB): Likewise.
12549 (X0MEMATTR): Likewise.
12550 (XCWINT): Likewise.
12552 (XCUINT): Likewise.
12556 (XCMODE): Likewise.
12557 (XCBITMAP): Likewise.
12558 (XCTREE): Likewise.
12559 (XCBBDEF): Likewise.
12560 (XCADVFLAGS): Likewise.
12561 (XCCSELIB): Likewise.
12562 (XC2EXP): Likewise.
12563 (INSN_UID): Likewise.
12564 (PREV_INSN): Likewise.
12565 (PATTERN): Likewise.
12566 (INSN_CODE): Likewise.
12567 (PUT_REG_NOTE_KIND): Likewise.
12568 (CODE_LABEL_NUMBER): Likewise.
12569 (NOTE_SOURCE_FILE): Likewise.
12570 (NOTE_BLOCK): Likewise.
12571 (NOTE_EH_HANDLER): Likewise.
12572 (NOTE_RANGE_INFO): Likewise.
12573 (NOTE_LIVE_INFO): Likewise.
12574 (NOTE_BASIC_BLOCK): Likewise.
12575 (NOTE_EXPECTED_VALUE): Likewise.
12576 (NOTE_LINE_NUMBER): Likewise.
12577 (LABEL_NAME): Likewise.
12578 (LABEL_NUSES): Likewise.
12579 (LABEL_ALTERNATE_NAME): Likewise.
12580 (ADDRESSOF_DECL): Likewise.
12581 (JUMP_LABEL): Likewise.
12582 (LABEL_NEXTREF): Likewise.
12584 (ORIGINAL_REGNO: Likewise.
12585 (HARD_REGISTER_NUM_P): Add parenthesis.
12586 (SUBREG_REG): Whitespace.
12587 (SUBREG_BYTE): Likewise.
12588 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
12589 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
12590 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
12591 (ASM_OPERANDS_INPUT_VEC): Likewise.
12592 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
12593 (ASM_OPERANDS_INPUT): Likewise.
12594 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
12595 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
12596 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
12597 (ASM_OPERANDS_INPUT_MODE): Likewise.
12598 (ASM_OPERANDS_SOURCE_FILE): Likewise.
12599 (ASM_OPERANDS_SOURCE_LINE): Likewise.
12600 (MEM_SET_IN_STRUCT_P): Minor reformat.
12601 (TRAP_CONDITION): Whitespace.
12602 (TRAP_CODE): Likewise.
12603 (COND_EXEC_TEST): Likewise.
12604 (COND_EXEC_CODE): Likewise.
12605 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
12606 (PHI_NODE_P): Add parenthesis.
12607 (plus_constant): Whitespace and add parenthesis.
12609 2002-01-03 Kazu Hirata <kazu@hxi.com>
12611 * config/avr/avr.c: Fix comment typos.
12612 * config/c4x/c4x.md: Likewise.
12613 * config/dsp16xx/dsp16xx.h: Likewise.
12614 * config/dsp16xx/dsp16xx.md: Likewise.
12615 * config/i386/i386.md: Likewise.
12616 * config/ia64/ia64.c: Likewise.
12617 * config/m32r/m32r.h: Likewise.
12618 * config/m68hc11/m68hc11.md: Likewise.
12619 * config/mmix/mmix.c: Likewise.
12620 * config/mn10200/mn10200.c: Likewise.
12621 * config/romp/romp.c: Likewise.
12622 * config/sh/sh.c: Likewise.
12623 * config/stormy16/stormy16.c: Likewise.
12624 * config/stormy16/stormy16.h: Likewise.
12625 * config/stormy16/stormy16.md: Likewise.
12627 2002-01-03 Graham Stott <grahams@redhat.com>
12629 * loop.h: Update copyright date.
12630 (LOOP_MOVABLES): Fix typo.
12631 (LOOP_REGS): Likewise.
12632 (LOOP_IVS): Likewise.
12634 2002-01-03 Graham Stott <grahams@redhat.com>
12636 * cppinit.c: Update copyright date.
12637 Don't include output.h
12638 * Makefile.in: Update copyright date.
12641 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
12644 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
12645 (-pthread) Add to RS/6000 options.
12647 2002-01-02 Kazu Hirata <kazu@hxi.com>
12649 * except.c: Fix comment typos.
12650 * loop.c: Likewise.
12651 * varasm.c: Likewise.
12652 * doc/tm.texi: Fix a typo.
12654 2002-01-02 Jakub Jelinek <jakub@redhat.com>
12656 * c-typeck.c (output_init_element): Allow initializing static storage
12657 duration objects with compound literals.
12659 2002-01-02 Richard Henderson <rth@redhat.com>
12661 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
12664 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12666 * gcc.c (default_compilers): Const-ify.
12667 * mips-tdump.c (stab_names): Likewise.
12668 * mips-tfile.c (map_coff_types, map_coff_storage,
12669 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
12670 pseudo_ops_t, pseudo_ops): Likewise.
12671 * protoize.c (default_include): Likewise
12673 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
12674 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
12675 Add array size in declaration.
12676 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
12677 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
12678 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
12679 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
12680 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
12681 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
12682 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
12683 emtens, make_nan): Const-ify.
12684 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
12685 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
12687 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
12689 * config.gcc (ia64-*-*): Set extra_headers.
12690 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
12691 * config/alpha/t-osf: Remove.
12692 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
12694 2002-01-02 David Edelsohn <edelsohn@gnu.org>
12696 * config/rs6000/t-aix43: Revert previous change.
12698 2002-01-02 Jason Merrill <jason@redhat.com>
12700 * c-decl.c (c_expand_body): Call outlining_inline_function when
12701 emitting an inline function out of line.
12703 2002-01-02 Richard Henderson <rth@redhat.com>
12705 * dwarf2out.c (limbo_die_node): Add created_for member.
12706 (new_die): New argument created_for. Update all callers.
12707 (mark_limbo_die_list): New.
12708 (dwarf2out_init): Register limbo_die_list as a root.
12709 (dwarf2out_finish): Force insert limbo dies into their function
12712 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
12715 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
12717 2002-01-02 Kazu Hirata <kazu@hxi.com>
12719 * config/h8300/fixunssfsi.c: Update copyright.
12722 * config/h8300/h8300.c: Update copyright.
12723 Eliminate warnings.
12725 2002-01-02 Kazu Hirata <kazu@hxi.com>
12727 * config/romp/romp.c: Fix comment formatting.
12728 * config/romp/romp.h: Likewise.
12729 * config/romp/romp.md: Likewise.
12730 * config/s390/s390.c: Likewise.
12731 * config/stormy16/stormy16.c: Likewise.
12732 * config/stormy16/stormy16.h: Likewise.
12734 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
12736 * c-common.h (genrtl_expr_stmt_value): Declare.
12737 * c-semantics.c (genrtl_goto_stmt): Redirect to...
12738 (genrtl_goto_stmt_value): ... this new function. Pass new
12739 argument down to expand_expr_stmt_value, taking
12740 TREE_ADDRESSABLE into account.
12741 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
12742 STMT_EXPR as addressable, i.e., one whose result we want.
12743 * expr.c (expand_expr): Don't save expression statement value
12744 of labeled_blocks or loop_exprs.
12745 * stmt.c (expand_expr_stmt): Redirect to...
12746 (expand_expr_stmt_value): ... this new function. Use new
12747 argument to tell whether to save expression value.
12748 (expand_end_stmt_expr): Reset last_expr_type and
12749 last_expr_value if we don't have either.
12750 * tree-inline.c (declare_return_variable): Mark its use
12751 statement as addressable.
12752 * tree.h: Document new use of TREE_ADDRESSABLE.
12753 (expand_expr_stmt_value): Declare.
12755 2002-01-01 Tom Rix <trix@redhat.com>
12757 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
12758 rs6000_emit_allocate_stack.
12760 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
12762 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
12763 ${srcdir}/ginclude/ to every entry in extra_headers.
12764 * configure: Regenerate.
12765 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
12766 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
12767 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
12768 * ginclude/proto.h: Rename to config/convex/proto.h.
12770 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12772 * attribs.c (handle_vector_size_attribute): Use host_integerp
12773 and tree_int_cst; remove warnings.
12774 * caller-save.c (insert_restore): Add cast to get rid of warning.
12775 (insert_save): Likewise.
12776 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
12777 * regmove.c (find_matches): Add temporary var to kill a warning.
12779 2002-01-01 Douglas B Rupp <rupp@gnat.com>
12781 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
12782 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
12783 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
12784 (vms-dwarf2eh.o): Add Makefile rule.
12785 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
12786 * config/alpha/vms-dwarf2eh.asm: New file.
12788 * gcc.c (delete_if_ordinary): Delete all versions.
12790 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
12792 * config/mmix/mmix.md: Update FIXME to not mention
12794 (MMIX_rJ_REGNUM): New define_constants constant.
12795 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
12796 "*movdicc_real"): Adjust contraints formatting.
12797 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
12798 for branch prediction.
12799 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
12801 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
12802 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
12803 number. Delete related FIXMEs.
12804 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
12805 from number to MMIX_rJ_REGNUM.
12806 (TARGET_MASK_BRANCH_PREDICT): New.
12807 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
12808 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
12809 value. Add -mbranch-predict and -mno-branch-predict.
12810 (TARGET_VERSION): Drop date.
12811 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
12812 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
12813 for finding out global symbols.
12814 (mmix_asm_output_labelref): Revert condition for global symbol.
12815 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
12816 (mmix_print_operand_punct_valid_p): A '+' is valid.
12818 See ChangeLog.6 for earlier changes.