1 Thu May 2 19:50:04 CEST 2002 Jan Hubicka <jh@suse.cz>
3 * cfgrtl.c (try_redirect_by_replacing_jump): Do not kill computed
5 * toplev.c (rest_of_compilation): Revert Richard's patch.
7 2001-05-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
9 * pa/x-ada (ADA_CFLAGS): Rename to X_ADA_CFLAGS.
11 2002-05-02 Catherine Moore <clm@redhat.com>
13 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Change r5 to r20.
15 2002-05-02 Kazu Hirata <kazu@hxi.com>
17 * combine.c: Fix comment typos.
19 * genautomata.c: Likewise.
23 2002-05-02 Joseph S. Myers <jsm28@cam.ac.uk>
25 * doc/install.texi: State GNAT version requirements.
27 2002-05-02 Nick Clifton <nickc@cambridge.redhat.com>
29 * config/fr30/fr30.h (GO_IF_LEGITIMATE_ADDRESS): Accept any form
30 of the frame pointer or arg pointer register which strict register
31 checking is not enabled.
33 2002-05-02 Aldy Hernandez <aldyh@redhat.com>
35 * gcc.dg/altivec-8.c: New.
37 * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
38 PRE_INC and PRE_DEC for altivec modes.
40 2002-05-01 Bruce Korb <bkorb@gnu.org>
42 * fixinc/check.tpl(set-writable): make sure the function exists first
43 * fixinc/inclhack.def(alpha_assert): fix test_text
44 * fixinc/tests/base/assert.h: add in missing result
46 2002-05-01 Jeff Law <law@redhat.com>
48 * pa.h (EXTRA_CONSTRAINT): Don't accept PIC addresses for the
51 2002-05-01 Joel Brobecker <brobecker@gnat.com>
53 * dbxout.c (dbxout_type): Emit size information for range types,
54 as well, but only when using GDB extensions.
56 2002-05-01 Richard Henderson <rth@redhat.com>
58 * configure.in (HAVE_GAS_HIDDEN): Replace SPARC feature test with
59 target-independent gnu binutils date test.
61 2002-05-01 Richard Henderson <rth@redhat.com>
63 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Emit dump
64 info before expunging the block.
66 2002-05-01 Jakub Jelinek <jakub@redhat.com>
68 * cppinit.c (cpp_handle_option) [-dM]: Don't set no_output here...
69 (cpp_post_options): ...but here. Disable -dD, -dN and -dI when
70 -M -or -MM is in effect.
72 2002-05-01 Zack Weinberg <zack@codesourcery.com>
74 * config.gcc: Correct test of --enable-obsolete. Obsolete all
76 * doc/install.texi: Update to match.
78 2002-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
81 * varasm.c (globalize_decl): Compare DECL_ASSEMBLER_NAME to check
82 for duplicates. Always loop over whole list.
84 Wed May 1 10:32:37 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
86 * reload.c (find_reloads, case 'p'): Set BADOP to 0.
88 2002-05-01 Joel Sherrill <joel@OARcorp.com>
90 * config/sparc/t-elf (sparc-rtems, sparc-elf): Build assembly
93 2002-05-01 Joel Sherrill <joel@OARcorp.com>
95 * config/arm/rtems-elf.h: Add #undef TARGET_VERSION to prevent warning.
97 2002-05-01 David Edelsohn <edelsohn@gnu.org>
99 * rs6000.md (abssi2_nopower): Convert to define_insn_and_split.
100 (nabs_nopower): Same.
101 (floatdisf2): New pattern.
102 (absdi2): Convert to define_insn_and_split.
107 (fix_trunctfdi2): Same.
108 (fix_trunctfsi2): Same.
110 2002-05-01 Joseph S. Myers <jsm28@cam.ac.uk>
112 * doc/install.texi: Update Texinfo version requirement
115 2002-05-01 Jakub Jelinek <jakub@redhat.com>
117 PR target/6512, PR target/5628
118 * config/sparc/sparc.md (movdf_insn_v9only_novis): Don't allow >= %f32
119 when memory is not aligned.
120 (movdf_insn_v9only_vis): Likewise.
121 * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS): Request a FP_REGS
122 temporary for EXTRA_FP_REGS DFmode load from unaligned memory.
123 (SECONDARY_OUTPUT_RELOAD_CLASS): Similarly.
125 2002-05-01 Aldy Hernandez <aldyh@redhat.com>
127 * gcc.dg/altivec-7.c: New.
129 * config/rs6000/altivec.h: Cleanup.
131 2002-04-30 Aldy Hernandez <aldyh@redhat.com>
133 * doc/invoke.texi (Option Summary): Add -mvrsave=.
134 (RS/6000 and PowerPC Options): Document -mvrsave=.
136 * config/rs6000/rs6000.c (rs6000_altivec_vrsave): New global.
137 (rs6000_altivec_vrsave_string): Same.
138 (rs6000_override_options): Call rs6000_parse_vrsave_option.
139 (rs6000_parse_vrsave_option): New.
140 (rs6000_stack_info): Only generate vrsave instructions when
141 TARGET_ALTIVEC_VRSAVE.
143 * config/rs6000/rs6000.h (TARGET_OPTIONS): Add -mvrsave= option.
144 (rs6000_altivec_vrsave_string): Define extern.
145 (rs6000_altivec_vrsave): Same.
146 (TARGET_ALTIVEC_VRSAVE): New.
148 2002-04-30 Richard Henderson <rth@redhat.com>
151 * toplev.c (rest_of_compilation): Don't run cross-jump before
154 2002-04-30 Tom Rix <trix@redhat.com>
156 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Sanity
157 check which_alternative.
159 2002-04-30 Kazu Hirata <kazu@hxi.com>
161 * cpplex.c: Fix comment formatting.
162 * function.c: Likewise.
163 * integrate.c: Likewise.
164 * regrename.c: Likewise.
165 * sibcall.c: Likewise.
166 * simplify-rtx.c: Likewise.
167 * tree-inline.c: Likewise.
169 2002-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
171 * config.gcc (hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-rtems*,
172 hppa1.0-*-osf*, hppa1.1-*-bsd*, hppa1.1-*-hpux10*, hppa2*-*-hpux10*,
173 hppa1.0-*-hpux10*, hppa*64*-*-hpux11*, hppa1.1-*-hpux11*,
174 hppa2*-*-hpux11*, hppa1.0-*-hpux11*, hppa*-*-lites*): Define xmake_file.
175 * pa/t-linux, pa/t-pa, pa/t-pa64, t-pro (T_ADAFLAGS): Delete.
176 * pa/x-ada: New file. Define ADA_CFLAGS.
178 2002-04-30 Hans-Peter Nilsson <hp@bitrange.com>
180 * config/mmix/mmix.h (MMIX_LAST_STACK_REGISTER_REGNUM): Renamed
181 from MMIX_LAST_REGISTER_FILE_REGNUM.
182 (NO_IMPLICIT_EXTERN_C): Remove cryptic obsolete comment.
183 (struct machine_function): New member highest_saved_stack_register
184 previously static variable in mmix.c.
185 (MACHINE_DEPENDENT_REORG): Define.
186 * config/mmix/mmix.c (highest_saved_stack_register): Deleted.
187 (MMIX_OUTPUT_REGNO): New.
188 (mmix_target_asm_function_prologue): Move calculation of last used
189 saved-stack-register into...
190 (mmix_machine_dependent_reorg): New function. Update to also handle
192 (mmix_print_operand): Apply MMIX_OUTPUT_REGNO when emitting
193 register names, simplify somewhat by new variable regno.
194 <case 'p'>: Remove fixed FIXME. Always emit highest used saved
196 (mmix_print_operand_address): Apply MMIX_OUTPUT_REGNO when
197 emitting register names.
198 (mmix_asm_output_reg_push, mmix_asm_output_reg_pop): Ditto.
199 (mmix_dbx_register_number): Apply MMIX_OUTPUT_REGNO here too.
201 * config/mmix/mmix-protos.h (mmix_machine_dependent_reorg):
204 * config/mmix/mmix.md ("divmoddi4"): Update head comment.
206 2002-04-30 Richard Henderson <rth@redhat.com>
208 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
209 emit_soft_tfmode_binop, emit_soft_tfmode_unop, emit_soft_tfmode_cvt,
210 emit_hard_tfmode_operation, emit_tfmode_binop, emit_tfmode_unop,
211 emit_tfmode_cvt): New.
212 * config/sparc/sparc.md (extendsftf2, extenddftf2, trunctfsf2,
213 trunctfdf2, floatsitf2, floatunssitf2, floatditf2, floatunsditf2,
214 fix_trunctfsi2, fixuns_trunctfsi2, fix_trunctfdi2, fixuns_trunctfdi2,
215 addtf3, subtf3, multf3, divtf3, sqrttf2): Use them.
216 * config/sparc/sparc-protos.h: Update.
218 2002-04-30 Janis Johnson <janis187@us.ibm.com>
220 * install.texi (Final install): Add to the list of info to include
221 in a report of a successful bootstrap, and add link to 3.1 list.
223 Tue Apr 30 19:15:36 CEST 2002 Jan Hubicka <jh@suse.cz>
225 * i386.md (type): Add new SSE/MMX subtypes, remove usused fop1.
226 (mode): Add vector modes
227 (i387): Kill attribute.
228 (unit): New attribute.
229 (length_immediate): Grok new types.
230 (prefix_data16, prefix_rep, prefix_0f): Fix for SSE/MMX.
232 (memory): Handle MMX/SSE properly.
233 (scheduling descriptions): Kill uses of fop1.
234 (sse, mmx, fp patterns): Set type and mode properly.
236 Tue Apr 30 09:31:59 2002 Jeffrey A Law (law@cygnus.com)
238 * pa.c (override_options): Default to PA8000 scheduling.
239 * doc/invoke.texi (HP-PA options): Mention newly added 7300
240 scheduling parameter.
242 * pa.md (7100lc, 7200, 7300 scheduling): Slightly refine
243 handling of double precision multiplies.
245 * pa.md (7100lc, 7200, 7300 scheduling): Refine handling of
246 fpdiv and fpsqrt instructions.
247 (7200 & 7300 scheduling): Fix typo in handling of
248 store-load and store-store penalties.
250 2002-04-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
252 * doc/contrib.texi (Contributors): Use MIPS instead of Mips and
253 mips. Add two missing commas.
255 2002-04-30 Paolo Carlini <pcarlini@unitus.it>
257 * doc/contrib.texi (Contributors): Update Paolo Carlini's
258 and Benjamin Kosnik's entries.
260 2002-04-29 David S. Miller <davem@redhat.com>
262 * config/sparc/sparc.h (BRANCH_COST, PREFETCH_BLOCK,
263 SIMULTANEOUS_PREFETCHES): Tune for UltraSPARC-III.
264 * config/sparc/sparc.md (call + jmp 32-bit peepholes): Likewise.
265 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
267 2002-04-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
269 * combine.c (find_split_point): Use gen_int_mode.
271 2002-04-29 Vladimir Makarov <vmakarov@redhat.com>
273 Merging code from dfa-branch:
275 2002-04-24 Vladimir Makarov <vmakarov@redhat.com>
277 * genautomata.c (output_reserv_sets): Fix typo.
279 2002-04-23 Vladimir Makarov <vmakarov@redhat.com>
281 * genautomata.c (output_reserv_sets): Remove
282 next_cycle_output_flag.
284 Thu Apr 18 08:57:06 2002 Jeffrey A Law (law@redhat.com)
286 * sched-rgn.c (init_ready_list): Make the DFA code handle
287 USE/CLOBBER insns in the same way as the traditional
289 (new_ready): Similarly..
291 2002-04-17 Vladimir Makarov <vmakarov@redhat.com>
293 * haifa-sched.c (schedule_block): Change the DFA state only after
296 Wed Apr 17 15:38:36 2002 Jeffrey A Law (law@redhat.com)
298 * pa.c (hppa_use_dfa_pipeline_interface): New function.
299 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
300 (override_options): Add PA7300 scheduling support.
301 (pa_adjust_cost): Update various comments. Properly
302 handle anti and output dependencies when using the
304 (pa_issue_rate): Add PA7300 scheduling support.
305 (pa_can_combine_p): Call extract_insn before calling
306 constrain_operands (taken from mainline tree).
307 * pa.h (enum processor_type): Add PROCESSOR_PA7300.
308 * pa.md (cpu attr): Add 7300. Rewrite pipeline
309 descriptions using DFA descriptions. Add PA7300
312 2002-03-30 David S. Miller <davem@redhat.com>
314 Add UltraSPARC-III DFA scheduling support.
315 * config/sparc/sparc.md (define_attr type): Add fpcrmove.
316 Update FP conditional move on register insn patterns to use it, as
318 (define_attr cpu): Add ultrasparc3.
319 (define_attr us3load_type): New, update integer load patterns to
320 set it, as appropriate.
321 (define_automaton): Add ultrasparc3_0 and ultrasparc3_1.
322 (rest): Add UltraSPARC3 scheduling description.
323 * config/sparc/sparc.h (TARGET_CPU_ultrasparc3): New.
324 (PROCESSOR_ULTRASPARC3): New.
325 ({ASM,CPP}_CPU64_DEFAULT_SPEC): Handle ultrasparc3.
326 ({ASM,CPP}_CPU_SPEC): Likewise.
327 (REGISTER_MOVE_COST): Likewise.
328 (RTX_COSTS): Likewise.
329 * config/sparc/sparc.c (sparc_override_options,
330 sparc_initialize_trampoline, sparc64_initialize_trampoline,
331 sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
332 sparc_issue_rate): Likewise.
333 * config/sparc/sol2.h: Likewise.
334 * config/sparc/sol2-sld-64.h: Likewise.
335 * config/sparc/linux64.h: Likewise.
337 2002-03-22 Vladimir Makarov <vmakarov@redhat.com>
339 * doc/md.texi: Add comments about usage the latency time for the
340 different dependencies and about case when two or more conditions
341 in different define_insn_reservations returns TRUE for an insn.
343 * doc/md.texi: Add reference for automaton based pipeline
346 2002-03-04 Vladimir Makarov <vmakarov@redhat.com>
348 * doc/passes.texi: Add missed information about genattrtab.
350 2002-03-01 Vladimir Makarov <vmakarov@redhat.com>
352 * genautomata.c (output_automata_list_transition_code): Check
353 automata_list on NULL.
355 2002-02-28 Vladimir Makarov <vmakarov@redhat.com>
357 * genautomata.c (output_insn_code_cases,
358 output_automata_list_min_issue_delay_code,
359 output_automata_list_transition_code,
360 output_automata_list_state_alts_code): Comment the functions.
362 2002-02-22 Vladimir Makarov <vmakarov@redhat.com>
364 * genautomata.c (automata_list_el_t): New typedef.
365 (get_free_automata_list_el,free_automata_list_el,
366 free_automata_list, automata_list_hash, automata_list_eq_p,
367 initiate_automata_lists, automata_list_start, automata_list_add,
368 automata_list_finish, finish_automata_lists,
369 output_insn_code_cases, output_automata_list_min_issue_delay_code,
370 output_automata_list_transition_code,
371 output_automata_list_state_alts_code, add_automaton_state,
372 form_important_insn_automata_lists): New functions and prototypes.
373 (insn_reserv_decl): Add members important_automata_list and
375 (ainsn): Add members important_p.
376 (automata_list_el): New structure.
377 (first_free_automata_list_el, current_automata_list,
378 automata_list_table): New global variables.
379 (create_ainsns): Initiate member important_p.
380 (output_internal_min_issue_delay_func): Generate the switch and
381 call output_insn_code_cases.
382 (output_internal_trans_func, output_internal_state_alts_func):
384 (generate): Call initiate_automata_lists.
385 (automaton_states): New global variable.
386 (expand_automata): Call form_important_insn_automata_lists.
387 (write_automata): Call finish_automata_lists.
389 2002-02-21 Vladimir Makarov <vmakarov@redhat.com>
391 * genautomata.c (add_excls, add_presence_absence): Check that
392 cpu units in the sets belong the same automaton.
394 * rtl.def (EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET): Add comment
395 about that cpu units in the sets belong the same automaton.
397 * doc/md.texi: Ditto.
399 2001-12-20 Naveen Sharma <naveens@noida.hcltech.com>
400 Nitin Gupta <niting@noida.hcltech.com>
402 * config/sh/sh.c (sh_use_dfa_interface): New function.
404 (sh_issue_rate): New Function.
405 TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE: define.
406 TARGET_SCHED_ISSUE_RATE: define.
408 * config/sh/sh.md: Add DFA based pipeline description for SH4.
410 (define_attr insn_class): New attribute used for DFA
412 (define_insn cmpgtsi_t): Set attribute insn_class mt_group.
413 (cmpgesi_t,cmpgtusi_t,cmpgeusi_t,cmpeqsi_t,
414 cmpeqdi_t): Likewise.
416 (add,addc1,addsi3,subc,subc1,*subsi3_internal,
417 negc,negsi2,ashldi3_k,lshrdi3_k,ashrdi3_k): Set insn_class
419 (iorsi3,rotlsi3_1,rotlsi3_31,rotlsi3_16): Likewise.
421 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
423 * haifa-sched.c (queue_to_ready): Remove unnecessary condition for
426 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
428 * genautomata.c (DFA_INSN_CODES_LENGTH_VARIABLE_NAME): New macro.
429 (output_dfa_insn_code_func): Expand dfa_insn_codes if it is
431 (output_dfa_start_func): Initiate new variable insn_codes_length,
432 (write_automata): Output definition of the new variable.
434 2001-10-02 David S. Miller <davem@redhat.com>
436 * haifa-sched.c (advance_one_cycle): New function.
437 (schedule_block): Use it.
438 (queue_to_ready): Use it, and also make sure to advance the DFA
439 state on all stall cycles, not just those where insn_queue links
442 2001-10-02 Richard Sandiford <rsandifo@redhat.com>
444 * haifa-sched.c (max_issue): Remove last_p argument. Only return
445 non-zero if the highest-priority instruction could be scheduled.
446 (choose_ready): Remove last argument from max_issue call.
448 2001-09-28 David S. Miller <davem@redhat.com>
450 * config/sparc/sparc.c (sparc_use_sched_lookahead): Use 4 for
451 ultrasparc and 3 for other multi-issue sparcs.
453 2001-09-27 David S. Miller <davem@redhat.com>
455 * config/sparc/sparc.md (cycle_display): New pattern.
456 * config/sparc/sparc.c (sparc_cycle_display): New.
457 (TARGET_SCHED_CYCLE_DISPLAY): Set it.
459 2001-09-25 David S. Miller <davem@redhat.com>
461 Convert all of Sparc scheduling to DFA
462 * config/sparc/sparc.md: Kill all define_function_unit
463 directives and replace with DFA equivalent.
464 * config/sparc/sparc.c (ultrasparc_adjust_cost,
465 mark_ultrasparc_pipeline_state, ultra_cmove_results_ready_p,
466 ultra_fpmode_conflict_exists, ultra_find_type,
467 ultra_build_types_avail, ultra_flush_pipeline,
468 ultra_rescan_pipeline_state, ultrasparc_sched_reorder,
469 ultrasparc_variable_issue, ultrasparc_sched_init,
470 sparc_variable_issue, sparc_sched_reorder, ultra_code_from_mask,
471 ultra_schedule_insn, ultra_code_names, ultra_pipe_hist,
472 ultra_cur_hist, ultra_cycles_elapsed): Kill.
473 (sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
474 ultrasparc_store_bypass_p): New.
475 * config/sparc/sparc-protos.h (ultrasparc_store_bypass_p):
478 2001-09-24 David S. Miller <davem@redhat.com>
480 * haifa-sched.c (ready_remove): Fix thinko, we want to copy around
481 ready->vec[foo] not ready[foo].
483 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
485 * doc/md.texi: Correct examples for define_insn_reservations
488 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
490 * genautomata.c (create_automata): Print message about creation of
492 (generate): Remove printing meease about creation of
495 2001-09-05 David S. Miller <davem@redhat.com>
497 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
498 * config/sparc/linux64.h: Likewise.
500 2001-08-31 Vladimir Makarov <vmakarov@redhat.com>
502 * haifa-sched.c (insn_cost, schedule_insn, queue_to_ready,
503 schedule_block, sched_init, sched_finish): Add missed calls of
504 use_dfa_pipeline_interface.
506 * sched-rgn.c (init_ready_list, new_ready, debug_dependencies):
509 * sched-vis.c (get_visual_tbl_length): Ditto.
511 2001-08-27 Richard Henderson <rth@redhat.com>
513 * genattr.c (main): Emit state_t even when not doing scheduling.
515 2001-08-27 Richard Henderson <rth@redhat.com>
517 * genautomata.c (expand_automata): Always create a description.
519 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
521 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
522 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
523 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
526 * genattr.c (main): New variable num_insn_reservations. Increase
527 it if there is DEFINE_INSN_RESERVATION. Output automaton based
528 pipeline hazard recognizer interface.
530 * genattrtab.h: New file.
532 * genattrtab.c: Include genattrtab.h.
533 (attr_printf, check_attr_test, make_internal_attr,
534 make_numeric_value): Move protypes into genattrtab.h. Define them
536 (num_dfa_decls): New global variable.
537 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
538 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
539 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
540 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
542 * genautomata.c: New file.
544 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
546 * sched-int.h: (curr_state): Add the external definition for
547 automaton pipeline interface.
548 (haifa_insn_data): Add comments for members blockage and units.
550 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
551 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
552 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
553 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
554 TARGET_SCHED_DFA_POST_CYCLE_INSN,
555 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
556 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
558 (TARGET_SCHED): Use the new macros.
560 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
561 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
562 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
563 dfa_bubble): New members in gcc_target.sched.
565 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
566 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
567 (insn_queue): Redefine it as pointer to array.
568 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
570 (max_insn_queue_index_macro_value): New variable.
571 (curr_state, dfa_state_size, ready_try): New varaibles for
573 (ready_element, ready_remove, max_issue): New function prototypes
574 for automaton interface.
575 (choose_ready): New function prototype.
576 (insn_unit, blockage_range): Add comments.
577 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
578 FUNCTION_UNITS_SIZE == 0.
579 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
580 actual_hazard, potential_hazard): Add comments.
581 (insn_cost): Use cost -1 as undefined value. Remove
582 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
584 (ready_element, ready_remove): New functions for automaton
586 (schedule_insn): Add new code for automaton pipeline interface.
587 (queue_to_ready): Add new code for automaton pipeline interface.
588 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
589 (debug_ready_list): Print newline when the queue is empty.
590 (max_issue): New function for automaton pipeline interface.
591 (choose_ready): New function.
592 (schedule_block): Add new code for automaton pipeline interface.
593 Print ready list before scheduling each insn.
594 (sched_init): Add new code for automaton pipeline interface.
595 Initiate insn cost by -1.
596 (sched_finish): Free the current automaton state and finalize
597 automaton pipeline interface.
599 * sched-rgn.c: Include target.h.
600 (init_ready_list, new_ready, debug_dependencies): Add new code for
601 automaton pipeline interface.
603 * sched-vis.c: Include target.h.
604 (get_visual_tbl_length): Add code for automaton interface.
605 (target_units, print_block_visualization): Add comments.
607 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
608 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
609 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
610 (getruntime.o, genautomata.o): New entries.
611 (genattrtab.o): Add new dependency file genattrtab.h.
612 (genattrtab): Add new dependencies. Link it with `libm.a'.
613 (getruntime.o, hashtab.o): New entries for canadian cross.
615 * doc/md.texi: Description of automaton based model.
617 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
619 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
620 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
621 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
622 TARGET_SCHED_DFA_POST_CYCLE_INSN,
623 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
624 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
625 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
627 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
628 MAX_DFA_ISSUE_RATE): New macro descriptions.
630 * doc/contrib.texi: Add dfa based scheduler contribution.
632 * doc/gcc.texi: Add more information about genattrtab.
634 Mon Apr 29 17:19:10 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
636 * reload1.c (eliminate_regs, case SUBREG): Fix typo in
637 adjust_address_nv call.
639 2002-04-29 Janis Johnson <janis187@us.ibm.com>
641 * doc/install.texi (Testing): Provide additional information, and
642 a stronger encouragement, for running the testsuites.
644 2002-04-29 DJ Delorie <dj@redhat.com>
646 * config/mips/mips.c (mips_parse_cpu): Warn if the CPU name is
649 2002-04-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
651 * fixinc/inclhack.def (solaris_widec): Include <wchar.h> in
652 Solaris 2 <widec.h> if missing.
653 * fixinc/fixincl.x: Regenerate.
654 * fixinc/tests/base/widec.h: New file.
656 2002-04-29 Nick Clifton <nickc@cambridge.redhat.com>
658 * toplev.c (f_options): Add "profile" switch so that
659 -fno-profile can be used to disable -p.
661 2002-04-29 Bernd Schmidt <bernds@redhat.com>
663 * c-common.c (type_for_mode): Add support for V2DFmode, V2DImode,
665 * tree.c (build_common_tree_nodes_2): Likewise.
666 * tree.h (enum tree_index): Likewise.
667 (V2DF_type_node, V2DI_type_node, unsigned_V2DI_type_node): Define.
669 * config/i386/i386.c (bdesc_comi, bdesc_2arg, bdesc_1arg): Add SSE2
671 (init_mmx_sse_builtins): Initialize SSE2 builtins.
672 (ix86_expand_builtin): Add support for SSE2 builtins.
673 * config/i386/i386.h (VALID_SSE2_REG_MODE): New macro.
674 (VALID_SSE_REG_MODE): Use it.
675 (VECTOR_MODE_SUPPORTED_P): Allow SSE2 modes here as well.
676 (enum ix86_builtins): Add SSE2 builtins.
677 * config/i386/i386.md (movv2df_internal, movv2df, movv8hi_internal,
678 movv8hi, movv16qi_internal, movv16qi, pushv2df, pushv8hi, pushv16qi,
679 addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3, vmmulv2df3,
680 divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3, vmsminv2df3,
681 sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3, sqrtv2df2,
682 vmsqrtv2df2, maskcmpv2df3, maskncmpv2df3, vmmaskcmpv2df3,
683 vmmaskncmpv2df3, sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb,
684 sse2_maskmovdqu, sse2_movntv2df, sse2_movntti, sse2_movntsi, cvtdq2ps,
685 cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq, cvtpd2pi,
686 cvttpd2pi, cvtpi2pd, cvtsd2si, cvttsd2si, cvtsi2sd, cvtsd2ss,
687 cvtss2sd, cvtpd2ps, cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3,
688 ssaddv16qi3, ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3,
689 subv4si3, subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3,
690 mulv8hi3, smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
691 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_clrti, sse2_uavgv16qi3,
692 sse2_uavgv8hi3, sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd,
693 sse2_pshuflw, sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3,
694 gtv8hi3, gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3,
695 ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, sse2_lshrv2di3,
696 ashlv8hi3, ashlv4si3, sse2_ashlv2di3, sse2_ashlti3, sse2_lshrti3,
697 sse2_unpckhpd, sse2_unpcklpd, sse2_packsswb, sse2_packssdw,
698 sse2_packuswb, sse2_punpckhbw, sse2_punpckhwd, sse2_punpckhdq,
699 sse2_punpcklbw, sse2_punpcklwd, sse2_punpckldq, sse2_movapd,
700 sse2_movupd, sse2_movdqa, sse2_movdqu, sse2_movdq2q, sse2_movq2dq,
701 sse2_movhpd, sse2_movlpd, sse2_loadsd, sse2_movsd, sse2_storesd,
702 sse2_shufpd, sse2_clflush, sse2_mfence, mfence_insn, sse2_lfence,
703 lfence_insn): New patterns.
704 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Renamed from
705 sse_andti3_sse2, sse_nandti3_sse2, sse_iorti3_sse2, sse_xorti3_sse2.
707 Mon Apr 29 17:03:24 CEST 2002 Jan Hubicka <jh@suse.cz>
709 * i386.md (sse_mov?fcc*): Revert patch of Mar 14th.
711 2002-04-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
713 * doc/contrib.texi (Contributors): Add Paolo Carlini and
715 Update Richard Henderson, Jakub Jelinek, and Mark Mitchell.
716 Refer to Objective-C instead of ObjC, SPARC instead of sparc,
717 and CPU instead of cpu.
719 Mon Apr 29 13:36:41 CEST 2002 Jan Hubicka <jh@suse.cz>
721 * toplev.c (flag_if_conversion, flag_if_conversion2): New static
723 (lang_independent_options): Add -fif-conversion, -fif-conversion2
724 (rest_of_compilation): Do if conversion only when asked for.
725 (parse_options_and_default_flags): Set new variables to 1 for -O1
726 * invoke.texi (-fif-conversion, -fif-conversion2): Document.
728 Mon Apr 29 13:02:50 CEST 2002 Jan Hubicka <jh@suse.cz>
730 * i386.c (dbx64_register_map): Fix typo.
732 Mon Apr 29 12:18:35 CEST 2002 Jan Hubicka <jh@suse.cz>
734 * predict.c (real_zero, real_one, real_almost_one, real_br_prob_base,
735 real_one_half, real_bb_freq_max): New static variables.
736 (debug_profile_bbauxs): Kill.
737 (process_note_predictions): Kill unused variable.
738 (block_info_def, edge_info_def): Use REAL_VALUE_TYPE instead of
740 (propagate_freq): Use REAL_ARITHMETICS.
741 (estimate_bb_frequencies): Likevise; init new static variables.
742 * Makefile.in (predict.o): Add dependency on real.h
744 2002-04-28 David S. Miller <davem@redhat.com>
747 * config/sparc/sparc.md (prefetch): Emit properly for 32-bit vs.
748 64-bit TARGET_V9. Do not use prefetch page, use prefetch for
749 several {reads,writes} instead.
750 * config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
753 2002-04-27 David S. Miller <davem@redhat.com>
756 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Be mindful
759 * config/sparc/linux.h, config/sparc/linux64.h: Don't bother
760 including signal.h and sys/ucontext.h, not needed.
762 2002-04-29 Hans-Peter Nilsson <hp@bitrange.com>
764 * varasm.c (output_constant_def): Correct test for not calling
765 ENCODE_SECTION_INFO for INTEGER_CST.
767 2002-04-29 Neil Booth <neil@daikokuya.demon.co.uk>
769 * cppexp.c (lex): Move some code to _cpp_parse_expr, but
770 keep most cases as function eval_token.
771 (eval_token): New function.
772 (_cpp_parse_expr): Read token here for improved diagnostics.
773 Don't use op_as_text. Detect bad ':' here.
774 (reduce): Don't detect bad ':' here.
775 (op_as_text): Remove.
776 * cpphash.h (_cpp_test_assertion): Change prototype.
777 * cpplib.c (_cpp_test_assertion): Change prototype.
779 2002-04-28 Richard Henderson <rth@redhat.com>
782 * ggc-common.c (ggc_mark_rtx_children_1): Rename from...
783 (ggc_mark_rtx_children): New.
785 2002-04-28 Jakub Jelinek <jakub@redhat.com>
788 * config/sparc/sparc.md (call + jump 32-bit peepholes): Disable jump
789 after call peepholes for UltraSPARC.
790 (call + jump 64-bit peepholes): Remove.
792 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
795 * config/rs6000/rs6000.md (sCC patterns): Remove clobber and use
796 result as temporary value.
798 2002-04-28 Jakub Jelinek <jakub@redhat.com>
801 * toplev.c (rest_of_compilation): Only run regrename and copy
802 propagation if optimizing.
804 2002-04-28 Jakub Jelinek <jakub@redhat.com>
807 * reload1.c (alter_reg): Only call set_mem_expr if I is home pseudo
808 register of REGNO_DECL (i).
809 * Makefile.in (reload1.o): Add $(TREE_H).
811 2002-04-28 Neil Booth <neil@daikokuya.demon.co.uk>
813 * cppexp.c (lex): Update to use state.skip_eval.
814 (struct op): Remove prio and flags members.
815 (FLAG_BITS, FLAG_MASK, PRIO_SHIFT, EXTRACT_PRIO, EXTRACT_FLAGS,
816 SHORT_CIRCUIT, RIGHT_ASSOC, ..._PRIO, op_to_prio): Remove.
817 (LEFT_ASSOC): New macro.
818 (optab): New table of operator priorities and flags.
820 (_cpp_parse_expr): Clean up logic. Return bool. Use a
821 malloc-ed parser stack.
822 (reduce): New; reduce the operator stack.
823 (_cpp_expand_op_stack): Expand the operator stack as necessary.
824 * cpphash.h (struct op): Predeclare.
825 (struct cpp_reader): New members op_stack, op_limit.
826 (struct lexer_state): New member skip_eval.
827 (_cpp_parse_expr): Update.
828 (_cpp_expand_op_stack): New.
829 * cpplib.c (do_if): Update.
830 * cppinit.c (cpp_create_reader): Create op stack.
831 (cpp_destroy): And destroy it.
832 * cpplib.h (CPP_LAST_CPP_OP): Correct.
833 (TTYPE_TABLE): Correct.
835 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
838 * c-decl.c (duplicate_decls): Call merge_weak.
839 * c-pragma.c (apply_pragma_weak): Warn about misuse.
840 * output.h (merge_weak): Prototype merge_weak.
841 * varasm.c (merge_weak): New function.
842 (declare_weak): Make sure we don't give an error on VAR_DECLs.
843 Mark RTL with SYMBOL_REF_WEAK.
845 2002-04-27 Kurt Garloff <garloff@suse.de>
847 * tree-inline.c (inlinable_function_p): Improve heuristics
848 by using a smoother function to cut down allowable inlinable size.
849 * param.def: Add parameters max-inline-insns-single,
850 max-inline-slope, min-inline-insns that determine the exact
851 shape of the above function.
854 2002-04-26 Richard Henderson <rth@redhat.com>
856 * c-parse.in (malloced_yyss, malloced_yyvs): New.
857 (yyoverflow): Re-add. Set them.
858 (free_parser_stacks): New.
859 * c-common.h: Declare it.
860 * c-lex.c (c_common_parse_file): Call it.
862 2002-04-26 Richard Henderson <rth@redhat.com>
864 * cfgrtl.c (tidy_fallthru_edge): Don't use next_real_insn
867 2002-04-26 Eric Christopher <echristo@redhat.com>
870 * config/mips/mips.c (mips_issue_rate): Define. New function.
871 (TARGET_SCHED_ISSUE_RATE): Use.
873 2002-04-25 David S. Miller <davem@redhat.com>
876 * reorg.c (optimize_skip): Do not allow exception causing
877 instructions to be considered for delay slots.
878 (fill_simply_delay_slots, fill_slots_from_thread): Likewise.
879 (relax_delay_slots): Do not try to consider exception causing
880 instructions as redundant.
882 2002-04-26 Richard Henderson <rth@redhat.com>
885 * c-typeck.c (build_unary_op) [CONVERT_EXPR]: Invoke non_lvalue.
887 2002-04-26 Mark Mitchell <mark@codesourcery.com>
890 * config/i386/i386.md (untyped_call): Return the value in a float
891 register if TARGET_FLOAT_RETURNS_IN_80387, not just if
894 2002-04-26 Alexandre Oliva <aoliva@redhat.com>
896 * tree.c (tree_int_cst_lt): Compare constants whose types differ
897 in unsigned-ness correctly.
899 2002-04-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
901 * pa.h (FUNCTION_OK_FOR_SIBCALL): Don't do sibcalls when using the
902 portable runtime model.
904 2002-04-26 Richard Henderson <rth@redhat.com>
906 * c-parse.in (yyoverflow): Revert.
908 2002-04-26 David Edelsohn <edelsohn@gnu.org>
909 Richard Henderson <rth@redhat.com>
911 * config/rs6000/rs6000.md (sCC pattern): Remove clobber and use
912 result as temporary value.
914 2002-04-26 Richard Henderson <rth@redhat.com>
917 * c-common.c (fix_string_type): Split out of ...
918 (combine_strings): ... here. Take a varray, not a tree list.
919 (c_expand_builtin_printf): Use fix_string_type.
920 * c-common.h: Update decls.
921 * c-parse.in (string): Remove. Update all uses to use STRING
922 instead, and not call combine_strings.
925 * c-typeck.c (simple_asm_stmt): Don't call combine_strings.
926 (build_asm_stmt): Likewise.
927 * objc/objc-act.c (my_build_string): Use fix_string_type.
928 (build_objc_string_object): Build varray for combine_strings.
930 2002-04-26 Bo Thorsen <bo@suse.co.uk>
932 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Define for
935 2002-04-26 Neil Booth <neil@daikokuya.demon.co.uk>
937 * cppexp.c (CPP_UMINUS, CPP_UPLUS): New.
938 (HAVE_NO_R_OPERAND): Remove.
939 (HAVE_VALUE): Remove.
940 (op_to_prio): Update.
941 (UNARY): Don't alter flags.
942 (_cpp_parse_expr): want_value used to indicate whether
943 a number or unary operator is expected next. Distinguish
944 unary and binary +/-.
945 (op_as_text): Update for unary operators.
947 2002-04-25 Richard Henderson <rth@redhat.com>
950 * c-parse.in (yyoverflow): New.
952 2002-04-25 Richard Henderson <rth@redhat.com>
955 * c-common.c (shorten_compare): Simplfy conditions leading to
956 the generation of a warning.
958 2002-04-25 Richard Henderson <rth@redhat.com>
961 * expmed.c (extract_bit_field): Fall through to generic code rather
962 than aborting on subreg special case.
964 2002-04-25 David S. Miller <davem@redhat.com>
966 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
969 2002-04-25 Steve Christiansen <smc@us.ibm.com>
971 * doc/md.texi (Machine Constraints): Add IA-64 constraints.
973 2002-04-25 Eric Botcazou <ebotcazou@multimania.com>
975 * c-decl.c (grokdeclarator): Remove outdated ??? note
976 on invalid declaration of flexible array members.
978 2002-04-25 Richard Henderson <rth@redhat.com>
980 * doc/invoke.texi: Document -gdwarf{,-2} vs debug level.
982 2002-04-25 Ulrich Weigand <uweigand@de.ibm.com>
984 * config/s390/s390.c (s390_emit_epilogue): Always restore registers
985 needed by the compiler, even if they are used as global regs.
987 2002-04-25 Matt Hiller <hiller@redhat.com>
989 * mips.c (mips_class_max_nregs, mips_register_move_cost): New
991 * mips.h (CLASS_MAX_NREGS, REGISTER_MOVE_COST): Redefine as calls
992 of the corresponding functions.
993 * mips-protos.h (mips_class_max_nregs, mips_register_move_cost):
996 2002-04-25 Matt Hiller <hiller@redhat.com>
998 * config/mips/mips.h (mips_sw_reg_names): Declare as extern.
1000 (ALL_COP_ADDITIONAL_REGISTER_NAMES): New macro.
1001 (FIRST_PSEUDO_REGISTER): Redefine considering coprocessor
1002 registers, adjust comment accordingly.
1003 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
1004 reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGISTER_NAMES,
1005 DEBUG_REGISTER_NAMES, REG_ALLOC_ORDER): Adjust to include entries
1006 for coprocessor registers.
1007 (ADDITIONAL_REGISTER_NAMES): Include
1008 ALL_COP_ADDITIONAL_REGISTER_NAMES.
1010 (COP0_REG_FIRST, COP0_REG_LAST, COP0_REG_NUM,
1011 COP2_REG_FIRST, COP2_REG_LAST, COP2_REG_NUM,
1012 COP3_REG_FIRST, COP3_REG_LAST, COP3_REG_NUM,
1013 COP0_REG_P, COP2_REG_P, COP3_REG_P, ALL_COP_REG_P,
1014 COPNUM_AS_CHAR_FROM_REGNUM, COP_REG_CLASS_P): New macros.
1016 (mips_char_to_class): Adjust comment to include coprocessor
1019 * config/mips/mips.c (coprocessor_operand, coprocessor2_operand):
1021 (mips_reg_names, mips_regno_to_class): Include coprocessor
1023 (mips_sw_reg_names): Ditto, make non-static.
1024 (mips_move_1word): Handle moves to and from coprocessor registers.
1025 (mips_move_2words): Handle moves to and from coprocessor
1027 (mips_class_max_nregs, mips_register_move_cost): Handle
1028 coprocessor register classes.
1029 (override_options): Initialize mips_char_to_class and
1030 mips_hard_regno_mode_ok properly for coprocessor registers.
1032 * config/mips/mips.md (movdi_internal, movdi_internal2,
1033 movsi_internal1, movsi_internal2): Add constraint-sets for
1034 coprocessor registers.
1035 * testsuite/gcc.c-torture/mipscop-1.c: New testcase.
1036 * testsuite/gcc.c-torture/mipscop-1.x: Disable above if target
1038 * testsuite/gcc.c-torture/mipscop-2.c: New testcase.
1039 * testsuite/gcc.c-torture/mipscop-2.x: Disable above if target
1041 * testsuite/gcc.c-torture/mipscop-3.c: New testcase.
1042 * testsuite/gcc.c-torture/mipscop-3.x: Disable above if target
1044 * testsuite/gcc.c-torture/mipscop-4.c: New testcase.
1045 * testsuite/gcc.c-torture/mipscop-4.x: Disable above if target
1048 * doc/tm.texi: Document feature.
1050 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
1052 * integrate.c (function_attribute_inlinable_p): Simplify.
1053 Check the table pointer is not NULL.
1055 2002-04-25 Steven Bosscher <S.Bosscher@student.tudelft.nl>
1057 * doc/c-tree.texi: Fix typo in introduction.
1059 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
1061 * c-common.h (c_common_parse_file): Update.
1062 * c-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
1063 * c-lex.c (YYDEBUG): Get from c-lex.h.
1064 (c_common_parse_file): Update.
1065 * c-lex.h (YYDEBUG, yydebug): New.
1066 * c-parse.in (YYDEBUG): Get from c-lex.h.
1067 (c_set_yydebug): Remove.
1068 * c-tree.h (c_set_yydebug): Remove.
1069 * langhooks-def.h (lhd_do_nothing_i): New.
1070 (lhd_set_yydebug, LANG_HOOKS_SET_YYDEBUG): Remove.
1071 (LANG_HOOKS_PARSE_FILE, LANG_HOOKS_INITIALIZER): Update.
1072 * langhooks.c (lhd_do_nothing_i): New.
1073 (lhd_set_yydebug): Remove.
1074 * langhooks.h (struct lang_hooks): Update.
1075 * toplev.c (set_yydebug): New.
1076 (compile_file): Update call to parse_file hook.
1077 (decode_d_option): Update.
1079 * objc-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
1081 Wed Apr 24 23:45:37 2002 J"orn Rennecke <joern.rennecke@superh.com>
1083 * loop.c (load_mems): Don't change the interface of called functions.
1085 * calls.c (expand_call): Take current_function_pretend_args_size
1086 into account when setting argblock for sibcalls.
1088 2002-04-24 Matt Hiller <hiller@redhat.com>
1090 * cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.
1093 * cpplex.c (skip_line_comment): Process comment one multibyte
1094 character at a time rather than one char at a time, if
1096 (parse_string): Process string one multibyte character at a time
1097 rather than one char at a time, if appropriate.
1098 * c-lex.c (lex_string): Lex and copy multibyte strings
1100 * cpplib.h (cppchar_t): Change to unsigned.
1102 2002-04-24 Richard Henderson <rth@redhat.com>
1105 * c-decl.c (grokdeclarator): Don't pedwarn variable sized arrays
1108 Wed Apr 24 21:51:54 2002 J"orn Rennecke <joern.rennecke@superh.com>
1110 * sh.c (sh_va_arg): If argument was passed by reference,
1111 dereference the pointer.
1113 * sh.h (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
1115 * sh.md (divsi3_i4_media): Use match_operand for input values
1116 rather than hard registers.
1117 (divsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
1118 unnecessarily through hard registers. Keep copies of pseudo
1119 registers outside of the libcall sequence.
1121 * sh.md (casesi_shift_media): Add modes.
1123 * sh.h (RETURN_IN_MEMORY): Return variable size BLKmode
1126 2002-04-24 Neil Booth <neil@daikokuya.demon.co.uk>
1128 * attribs.c (c_common_attribute_table): Move table and handlers
1130 (format_attribute_table, lang_attribute_table,
1131 lang_attribute_common): Remove.
1132 (init_attributes): Replace NULL pointers with pointers to the
1134 (handle_packed_attribute, handle_nocommon_attribute,
1135 handle_common_attribute, handle_noreturn_attribute,
1136 handle_noinline_attribute, handle_always_inline_attribute,
1137 handle_used_attribute, handle_unused_attribute,
1138 handle_const_attribute, handle_transparent_union_attribute,
1139 handle_constructor_attribute, handle_destructor_attribute,
1140 handle_mode_attribute, handle_section_attribute,
1141 handle_aligned_attribute, handle_weak_attribute,
1142 handle_alias_attribute, handle_visibility_attribute,
1143 handle_no_instrument_function_attribute, handle_malloc_attribute,
1144 handle_no_limit_stack_attribute, handle_pure_attribute,
1145 handle_deprecated_attribute, handle_vector_size_attribute,
1146 vector_size_helper): Move to c-common.c.
1147 * c-common.c (c_common_attribute_table,
1148 handle_packed_attribute, handle_nocommon_attribute,
1149 handle_common_attribute, handle_noreturn_attribute,
1150 handle_noinline_attribute, handle_always_inline_attribute,
1151 handle_used_attribute, handle_unused_attribute,
1152 handle_const_attribute, handle_transparent_union_attribute,
1153 handle_constructor_attribute, handle_destructor_attribute,
1154 handle_mode_attribute, handle_section_attribute,
1155 handle_aligned_attribute, handle_weak_attribute,
1156 handle_alias_attribute, handle_visibility_attribute,
1157 handle_no_instrument_function_attribute, handle_malloc_attribute,
1158 handle_no_limit_stack_attribute, handle_pure_attribute,
1159 handle_deprecated_attribute, handle_vector_size_attribute,
1160 vector_size_helper): Move from attribs.c.
1161 * c-common.h (c_common_attribute_table,
1162 c_common_format_attribute_table): New.
1163 * c-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
1164 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
1165 * langhooks-def.h (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
1166 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_ATTRIBUTE_TABLE): New.
1167 (LANG_HOOKS_INITIALIZER): Update.
1168 * langhooks.h (struct lang_hooks): 3 new attribute hooks.
1169 * target-def.h (TARGET_ATTRIBUTE_TABLE): Default to NULL.
1170 * target.h: Update comment.
1171 * tree.c (default_target_attribute_table): Remove.
1172 * tree.h (default_target_attribute_table, format_attribute_table,
1173 lang_attribute_table, lang_attribute_common): Remove.
1175 * objc-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
1176 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
1178 2002-04-24 Jason Merrill <jason@redhat.com>
1180 * dwarf2.h (enum dwarf_attribute): Add DW_AT_GNU_vector.
1181 * dwarf2out.c (dwarf_attr_name): Support it.
1182 (gen_array_type_die): Emit it.
1183 (lookup_type_die): No special handling for VECTOR_TYPE.
1184 (gen_type_die): Hand VECTOR_TYPE off to gen_array_type_die.
1186 2002-04-24 Richard Henderson <rth@redhat.com>
1188 * config/mips/mips.md (movdi_usd): Renumber.
1190 2002-04-24 David S. Miller <davem@redhat.com>
1193 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Return false if
1194 32-bit Sparc and current_function_returns_struct is true.
1196 Wed Apr 24 13:48:25 CEST 2002 Jan Hubicka <jh@suse.cz>
1198 * loop.c (canonicalize_condition): Use gen_int_mode.
1200 2002-04-24 Aldy Hernandez <aldyh@redhat.com>
1202 * config/rs6000/altivec.h: Cleanup file. Add non individual
1224 (vec_vcmpequb): New.
1225 (vec_vcmpequh): New.
1226 (vec_vcmpequw): New.
1227 (vec_vcmpeqfp): New.
1228 (vec_vcmpgefp): New.
1229 (vec_vcmpgtub): New.
1230 (vec_vcmpgtsb): New.
1231 (vec_vcmpgtuh): New.
1232 (vec_vcmpgtsh): New.
1233 (vec_vcmpgtuw): New.
1234 (vec_vcmpgtsw): New.
1235 (vec_vcmpgtfp): New.
1236 (vec_vcmpgefp): New.
1241 (vec_vexptefp): New.
1246 (vec_lde): Add vector float variant.
1251 (vec_vmhaddshs): New.
1273 (vec_vmladduhm): New.
1274 (vec_vmhraddshs): New.
1276 (vec_vmsummbm): New.
1277 (vec_vmsumuhm): New.
1278 (vec_vmsumshm): New.
1279 (vec_vmsumuhs): New.
1280 (vec_vmsumshs): New.
1289 (vec_vnmsubfp): New.
1307 (vec_vrsqrtefp): New.
1318 (vec_vspltisb): New.
1319 (vec_vspltish): New.
1320 (vec_vspltisw): New.
1345 (vec_vsum4ubs): New.
1346 (vec_vsum4sbs): New.
1347 (vec_vsum4shs): New.
1348 (vec_vsum2sws): New.
1359 2002-04-23 Eric Botcazou <ebotcazou@multimania.com>
1362 * fold-const.c (split_tree): Add MINUS_LITP parameter; separate
1363 added literals from substracted literals.
1364 (associate_trees): Don't convert MINUS_EXPR into PLUS_EXPR.
1365 (fold) [associate]: Preserve MINUS_EXPR if needed.
1367 2002-04-23 Zack Weinberg <zack@codesourcery.com>
1369 * doc/install.texi: Clarify which versions of alpha*-dec-osf*
1372 2002-04-23 Tom Tromey <tromey@redhat.com>
1374 * gcc.c: Added --resource. For PR java/6314.
1376 2002-04-23 David O'Brien <obrien@FreeBSD.org>
1378 * cp/g++spec.c: Use profiled libstdc++ and libm with -p/-pg.
1379 * config/freebsd.h (MATH_LIBRARY_PROFILE): Use the _p verions of
1382 2002-04-23 David O'Brien <obrien@FreeBSD.org>
1384 * config/freebsd.h(OBJECT_FORMAT_ELF): Define.
1386 Tue Apr 23 14:24:25 CEST 2002 Jan Hubicka <jh@suse.cz>
1388 * i386.c (ix86_output_addr_diff_elt): Avoid x86_64 binutils bug
1390 (ix86_expand_int_movcc): Avoid x86_64 compilation chrash.
1391 (ix86_expand_clrstr): Fix typo.
1392 * loop.c (gen_load_of_final_value): New.
1393 (loop_givs_rescan, strength_reduce, check_dbra_loop):
1396 2002-04-23 Roger Sayle <roger@eyesopen.com>
1398 * builtins.c (builtin_memset_gen_str): New function.
1399 (expand_builtin_memset): Optimize the case of constant length, but
1402 2002-04-23 Aldy Hernandez <aldyh@redhat.com>
1404 * config/rs6000/altivec.h (vec_step): Remove extraneous
1406 (vec_ctu): Cast return.
1408 2002-04-23 Alan Modra <amodra@bigpond.net.au>
1411 * function.h: (struct function): Add profile_label_no field.
1412 (current_function_profile_label_no): Define.
1413 * function.c: (profile_label_no): New static var.
1414 (expand_function_start): Increment it, and copy to
1415 current_function_profile_label_no.
1416 * output.h (profile_label_no): Delete.
1417 * final.c (profile_label_no): Delete.
1418 (profile_function): Use current_function_profile_label_no.
1419 (final_end_function): Don't increment profile_label_no here.
1420 * config/i386/i386.c (ix86_osf_output_function_prologue): Replace
1421 profile_label_no with current_function_profile_label_no.
1422 * config/pa/pa.c (current_function_number): Delete.
1423 (pa_output_function_prologue): Don't output profile label here.
1424 (hppa_profile_hook): Use label_no param rather than
1425 current_function_number.
1426 (FUNC_BEGIN_PROLOG_LABEL): Move to ..
1427 * config/pa/pa.h: .. here.
1428 (FUNCTION_PROFILER): Output profile label here.
1430 2002-04-22 Eric Christopher <echristo@redhat.com>
1432 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Revert
1433 patch of 2002-04-09 due to binutils issues.
1434 (FUNCTION_ARG_REGNO_P): Ensure even numbered float register.
1436 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
1438 * config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm'
1439 constraint to 'o' for m=r and r=m alternatives.
1440 ("*movv8hi_internal1"): Same.
1441 ("*movv16qi_internal1"): Same.
1442 ("*movv4sf_internal1"): Same.
1444 2002-04-22 Janis Johnson <janis187@us.ibm.com>
1446 * rtl.h (RTX_FLAG): New macro.
1447 * emit-rtl.c (copy_most_rtx): Use macros to access rtx flags.
1448 * final.c (alter_subreg): Use macro to access rtx flag.
1449 * integrate.c (copy_rtx_and_substitute): Use new access macro.
1450 * print-rtl.c (print_rtx): Use new access macro.
1452 * cse.c (insert): Check rtx code before accessing flag.
1454 * genattrtab.c (ATTR_IND_SIMPLIFIED_P, ATTR_CURR_SIMPLIFIED_P,
1455 ATTR_PERMANENT_P, ATTR_EQ_ATTR_P): New.
1456 (attr_hash_add_string, attr_rtx_1, attr_copy_rtx, check_attr_test,
1457 convert_const_symbol_ref, make_canonical, make_alternative_compare,
1458 evaluate_eq_attr, attr_rtx_cost, simplify_test_exp_in_temp,
1459 simplify_test_exp, optimize_attrs, simplify_by_exploding,
1460 find_and_mark_used_attributes, unmark_used_attributes,
1461 add_values_to_cover, simplify_with_current_value,
1462 simplify_with_current_value_aux, clear_struct_flag, walk_attr_value,
1463 copy_rtx_unchanging, main): Use new access macros.
1465 2002-04-22 Tom Rix <trix@redhat.com>
1467 * expmed.c (init_expmed): Generate shifted constant once.
1469 2002-04-22 Zack Weinberg <zack@codesourcery.com>
1471 * c-lex.c (lex_charconst): Call convert to get constant in
1472 proper type; don't just smash the type field.
1475 * config.gcc: Add list of obsolete configurations. Disallow
1476 building these without --enable-obsolete.
1477 * doc/install.texi: Document --enable-obsolete and obsoletion
1478 policy. Mention obsoletion of individual targets in
1481 2002-04-22 Richard Henderson <rth@redhat.com>
1483 * config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
1485 2002-04-22 Mark Mitchell <mark@codesourcery.com>
1488 * function.c (fixup_memory_subreg): Add promoted_mode parameter.
1489 (walk_fixup_memory_subreg): Likewise.
1490 (fixup_var_refs_insn): Adjust accordingly.
1491 (fixup_var_refs_1): Likewise.
1493 2002-04-22 Ulrich Weigand <uweigand@de.ibm.com>
1495 * config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC,
1496 LIBPATH_ARCH64_SPEC): Define.
1497 (EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64.
1498 (STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath.
1499 (LINK_ARCH31_SPEC): Add libpath_arch31 to search path.
1500 (LINK_ARCH64_SPEC): Add libpath_arch64 to search path.
1502 2002-04-22 Joel Sherrill <joel@OARcorp.com>
1504 * gthr-rtems.h: Correct prototypes to remove warnings.
1506 2002-04-22 Richard Henderson <rth@redhat.com>
1509 * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
1511 * gcse.c (free_insn_expr_list_list): New.
1512 (clear_modify_mem_tables): Use it. Fix bit set usage.
1513 (canon_list_insert): Use EXPR_LISTs for expressions.
1514 (record_last_mem_set_info): Factor BLOCK_NUM (insn).
1516 2002-04-22 Neil Booth <neil@daikokuya.demon.co.uk>
1518 * cppfiles.c (_cpp_pop_file_buffer): Return void. Move
1519 file change and include code to _cpp_pop_buffer.
1520 * cpphash.h (struct pending_option): Predeclare.
1521 (struct cpp_reader): New member next_include_file.
1522 (_cpp_pop_file_buffer): Update.
1523 (_cpp_push_next_buffer): Update, rename.
1524 * cppinit.c (cpp_destroy): Free include chain and pending here.
1525 (cpp_finish_options): Simplify.
1526 (_cpp_push_next_buffer): Rename and clean up.
1527 * cpplib.c (cpp_pop_buffer): Move code from _cpp_pop_file_buffer.
1529 * cppmacro.c (cpp_scan_nooutput): Set return_at_eof here.
1531 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
1533 * config/rs6000/altivec.h (vec_xor): Add variant for both args
1534 being vector signed int.
1536 (vec_xor): Add variant for both args being vector signed char.
1537 Remove redundant variant.
1540 2002-04-21 David S. Miller <davem@redhat.com>
1542 * config/sparc/sparc.md (set then compare DI mode peephole2): Fix
1543 compare mode in output RTL.
1545 2002-04-22 David Edelsohn <edelsohn@gnu.org>
1547 * config/rs6000/rs6000.c (rs6000_override_options): Correct
1548 style and formatting of previous patch.
1550 2002-04-22 Alan Modra <amodra@bigpond.net.au>
1552 * config/rs6000/rs6000.c (rs6000_override_options): Always clear
1553 flag_pic for ABI_AIX.
1555 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
1557 * cppexp.c (struct op, parse_number): Replace U_CHAR with uchar.
1558 * cppfiles.c (read_include_file): Similarly.
1559 * cpphash.h (DSC, U_CHAR, ustrcmp, ustrncmp, ustrlen,
1560 uxstrdup ustrchr, ufputs): Similarly.
1561 * cppinit.c (TRIGRAPH_MAP, cpp_destroy): Similarly.
1562 * cpplex.c (parse_slow, unescaped_terminator_p, save_comment,
1563 cpp_ideq, parse_identifier, parse_number): Similarly.
1564 * cpplib.c (struct directive, dequote_string, D, run_directive,
1565 cpp_push_buffer): Similarly.
1566 * cppmacro.c (new_string_token, builtin_macro, cpp_quote_string,
1567 _cpp_create_definition, check_trad_stringification,
1568 cpp_macro_definition): Similarly.
1570 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
1572 * cppmacro.c (funlike_invocation_p): Don't step back
1575 2002-04-21 David Edelsohn <edelsohn@gnu.org>
1577 * config/rs6000/rs6000.c (output_profile_hook): Do not increment
1580 2002-04-20 Joseph S. Myers <jsm28@cam.ac.uk>
1582 * doc/invoke.texi: Remove Chill references.
1583 * doc/gcc.texi: Update last modified date.
1585 2002-04-20 Kazu Hirata <kazu@hxi.com>
1587 * config/h8300/lib1funcs.asm (___mulsi3): Remove unnecessary
1588 push and pop. Replace add.l with add.w.
1590 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
1592 * config/h8300/lib1funcs.asm (___mulsi3): Use hardware
1593 multiply instructions for H8/300H case.
1595 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
1597 * config/h8300/lib1funcs.asm (___cmpsi2, ___ucmpsi2):
1598 Bum three instructions from each routine.
1600 2002-04-20 Neil Booth <neil@daikokuya.demon.co.uk>
1602 * Makefile.in: Update.
1603 * decl.c (push_c_function_context, pop_c_function_context,
1604 mark_c_function_context): Rename for consistency.
1605 * c-objc-common.c (c_objc_common_init): Langhooks set elsewhere.
1606 * c-tree.h (push_c_function_context, pop_c_function_context,
1607 mark_c_function_context): Rename for consistency.
1608 * c-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1609 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
1610 * function.c (init_lang_status, save_lang_status,
1611 restore_lang_status, mark_lang_status, free_lang_status):
1612 Move to langhooks.h.
1613 (push_function_context_to, pop_function_context_from,
1614 free_after_parsing, prepare_function_start, ggc_mark_struct_function):
1616 * function.h (init_lang_status, save_lang_status,
1617 restore_lang_status, mark_lang_status, free_lang_status):
1618 Move to langhooks.h.
1619 * langhooks-def.h (LANG_HOOKS_FUNCTION_INIT,
1620 LANG_HOOKS_FUNCTION_FREE, LANG_HOOKS_FUNCTION_ENTER_NESTED,
1621 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK,
1622 LANG_HOOKS_FUNCTION_INITIALIZER): New.
1623 (LANG_HOOKS_INITIALIZER): Update.
1624 (lhd_do_nothing_f): New.
1625 * langhooks.h (struct lang_hooks_for_functions): New.
1626 (struct lang_hooks): New hooks.
1627 * langhooks.c (lhd_do_nothing_f): New.
1629 * objc-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1630 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
1632 2002-04-19 David S. Miller <davem@redhat.com>
1634 * config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
1635 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise.
1637 2002-04-19 Jakub Jelinek <jakub@redhat.com>
1639 PR optimization/3756
1640 * config/i386/i386.c (ix86_expand_int_movcc): Optimize
1641 x = ((int) y < 0) ? cst1 : cst2.
1643 2002-04-19 Jakub Jelinek <jakub@redhat.com>
1646 * function.c: Reapply patch for c/6358.
1647 (expand_function_end): Copy decl_rtl's mode, not
1648 current_function_return_rtx mode.
1650 2002-04-19 Joel Sherrill <joel@OARcorp.com>
1652 * config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF
1655 2002-04-19 Tom Tromey <tromey@redhat.com>
1657 * doc/install.texi (Specific): Update status of Solaris 2.8.
1660 2002-04-19 Andreas Schwab <schwab@suse.de>
1662 * real.c: Allow sizeof (REAL_VALUE_TYPE) > 2*NE.
1663 (PUT_REAL): Restore old definition.
1665 2002-04-19 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
1666 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1668 * doc/install.texi (Specific, sparc-sun-solaris2*): Mention that
1669 binutils 2.11.2 and higher generate smaller binaries than Sun's
1672 2002-04-19 Mark Mitchell <mark@codesourcery.com>
1675 * toplev.c (rest_of_compilation): Do not defer functions for which
1676 TREE_SYMBOL_REFERENCED has already been set.
1678 Fri Apr 19 15:53:03 CEST 2002 Jan Hubicka <jh@suse.cz>
1680 * i386.md (movsi_1, movhi_1): Force reload to use more flexible
1683 2002-04-19 Neil Booth <neil@daikokuya.demon.co.uk>
1685 * builtins.c: Include langhooks.h.
1686 (lang_type_promotes_to): Remove.
1687 (expand_builtin_va_arg): Use new hook.
1688 * c-common.c (c_common_nodes_and_builtins): Don't set hook.
1689 (simple_type_promotes_to): Move to c-typeck.c.
1690 * c-common.h (simple_type_promotes_to): Remove.
1691 * c-decl.c (duplicate_decls, grokdeclarator): Update.
1692 * c-format.c: Include langhooks.h.
1693 (check_format_types): Update.
1694 * c-tree.h (c_type_promotes_to): New.
1695 * c-typeck.c (c_type_promotes_to): Move from c-common.c.
1696 (type_lists_compatible_p): Update.
1697 * langhooks-def.h (lhd_type_promotes_to): New.
1698 (LANG_HOOKS_TYPE_PROMOTES_TO): New.
1699 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
1700 * langhooks.c (lhd_type_promotes_to): New.
1701 * langhooks.h (struct lang_hooks_for_types): New hook.
1702 * tree.h (lang_type_promotes_to): Remove.
1704 * objc-lang.c (LANG_HOOKS_TYPE_PROMOTES_TO): Redefine.
1706 2002-04-18 Richard Henderson <rth@redhat.com>
1708 * function.c: Revert patch for c/6358.
1710 2002-04-18 Richard Henderson <rth@redhat.com>
1712 * ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN
1713 blocks. Handle multiple references to the TRAP block. Handle
1714 non-adjacent THEN and OTHER blocks.
1716 2002-04-18 Richard Henderson <rth@redhat.com>
1718 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't
1719 crash with no type for by-mode libcalls.
1721 * config/ia64/ia64.md (conditional_trap): Fix predicate polarity.
1723 2002-04-18 Bob Wilson <bob.wilson@acm.org>
1725 * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
1726 __xtensa_nonlocal_goto): Use a syscall instructions to flush
1727 the register windows.
1729 2002-04-18 Zack Weinberg <zack@codesourcery.com>
1731 * real.h: Define REAL_VALUE_TYPE_SIZE as 96 or 160, as
1732 appropriate. Document need for extended precision even when
1733 MAX_LONG_DOUBLE_TYPE_SIZE is smaller. Define REAL_WIDTH here,
1734 based on REAL_VALUE_TYPE_SIZE. Use REAL_WIDTH to size
1735 REAL_VALUE_TYPE. Define CONST_DOUBLE_FORMAT here. Use #error
1736 instead of relying on later syntax error when REAL_WIDTH > 5.
1737 * real.c: Define NE based only on whether or not we have a
1738 full 128-bit extended type (not INTEL_EXTENDED_IEEE_FORMAT).
1739 Require sizeof(REAL_VALUE_TYPE) == 2*NE. Unconditionally
1740 define GET_REAL and PUT_REAL as simple memcpy operations; no
1741 need to byteswap or round.
1742 Use #error instead of #ifdef-ing out the entire file, for
1743 prompt error detection.
1745 * rtl.c, gengenrtl.c: No need to calculate CONST_DOUBLE_FORMAT here.
1747 2002-04-18 David S. Miller <davem@redhat.com>
1749 * config/sparc/sparc.h (BRANCH_COST): Define.
1751 * fold-const.c (BRANCH_COST): Don't provide default here, expr.h
1754 2002-04-18 Hans-Peter Nilsson <hp@bitrange.com>
1756 * flow.c (update_life_info): Ignore return value of cleanup_cfg.
1757 Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in
1758 propagate_block calls after relaxation loop using new variable
1759 stabilized_prop_flags.
1761 2002-04-18 Richard Henderson <rth@redhat.com>
1763 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New.
1764 (ia64_va_arg): Expect variable sized types by reference.
1765 * config/ia64/ia64-protos.h: Update.
1766 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use
1767 ia64_function_arg_pass_by_reference.
1769 2002-04-18 Richard Henderson <rth@redhat.com>
1771 * ifcvt.c: Include except.h.
1772 (block_has_only_trap): Break out from find_cond_trap.
1773 (find_cond_trap): Use it. Always delete the trap block.
1774 (merge_if_block): Allow then block null. Be less simplistic about
1775 what insns can end a block.
1776 * Makefile.in (ifcvt.o): Depend on except.h.
1778 * config/ia64/ia64.md (trap, conditional_trap): New.
1780 2002-04-18 Jakub Jelinek <jakub@redhat.com>
1783 * function.c (assign_parms): Assign hard current_function_return_rtx
1785 (expand_function_end): ...not here.
1787 2002-04-18 Neil Booth <neil@daikokuya.demon.co.uk>
1789 * c-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
1790 * c-tree.h (c_incomplete_type_error): New.
1791 * c-typeck.c (require_complete_type, build_component_ref): Update.
1792 (incomplete_type_error): Rename.
1793 * langhooks-def.h (lhd_incomplete_type_error): New.
1794 (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): New.
1795 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
1796 * langhooks.c (lhd_incomplete_type_error): New.
1797 * langhooks.h (struct lang_hooks_for_types): New hook.
1798 * tree.c (size_in_bytes): Use new hook.
1799 * tree.h (incomplete_type_error): Remove.
1801 * objc-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
1803 2002-04-18 Zack Weinberg <zack@codesourcery.com>
1805 * config/arc/arc.md: Remove #if HOST_FLOAT_FORMAT !=
1806 TARGET_FLOAT_FORMAT blocks.
1808 2002-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1810 * doc/install.texi (Downloading the source): Do not mention Chill
1811 any longer, but mention Ada.
1812 (Configuration): Do not mention Chill any longer.
1814 2002-04-18 Hans-Peter Nilsson <hp@axis.com>
1816 * config/cris/cris.h (TARGET_VERSION): Remove local version number.
1818 Thu Apr 18 17:14:08 CEST 2002 Jan Hubicka <jh@suse.cz>
1820 * i386.h (SSE_FLOAT_MODE_P): Fix bogus conflict resolution
1823 2002-04-18 Jakub Jelinek <jakub@redhat.com>
1825 * fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
1826 instead of unsigned_type.
1828 Thu Apr 18 15:49:12 CEST 2002 Jan Hubicka <jh@suse.cz>
1830 * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
1831 * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
1834 2002-04-18 Bernd Schmidt <bernds@redhat.com>
1836 * attribs.c (vector_type_node_list): New static variable.
1837 (handle_vector_size_attribute): Use it to avoid generating a
1838 new type node each time we are called.
1840 * combine.c (subst): Avoid trying to make a vector mode subreg of
1841 an integer constant.
1842 (gen_lowpart_for_combine): Likewise.
1844 2002-04-18 Roger Sayle <roger@eyesopen.com>
1845 Jakub Jelinek <jakub@redhat.com>
1847 * fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
1848 for integer constant c (if x has unsigned type or sign bit is not
1849 set in c). This folds the zero/sign extension into the bit-wise and
1852 2002-04-18 Jakub Jelinek <jakub@redhat.com>
1855 * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
1858 2002-04-17 NIIBE Yutaka <gniibe@m17n.org>
1860 * config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
1862 2002-04-17 Nick Clifton <nickc@cambridge.redhat.com>
1864 * gcc.c (read_specs): Detect and fail if an attempt is made to
1865 rename a spec string to an already existing string.
1867 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
1869 * config/s390/s390.c (legitimize_pic_address): Do not generate
1870 illegal address constant without CONST.
1872 2002-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1874 * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
1875 * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
1877 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
1879 PR optimization/6305
1880 * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
1881 to make sure previous reloads are taken into account. Generate
1882 better code if one operand is an in-range immediate constant.
1884 2002-04-16 Andrew Haley <aph@cambridge.redhat.com>
1886 * doc/install.texi (Building): libgcj requires GNU make.
1888 2002-04-17 Jakub Jelinek <jakub@redhat.com>
1891 * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
1892 even if hard quad and register is not floating.
1893 (movtf reg<-mem split): Disallow splitting if hard quad and
1894 register is floating.
1895 (movtf mem<-reg split): Likewise.
1896 * config/sparc/sparc.c (fp_register_operand): New predicate.
1897 * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
1899 2002-04-17 Zack Weinberg <zack@codesourcery.com>
1901 * Makefile.in (PROTO_OBJS): Add cppdefault.o.
1902 (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
1903 (unprotoize.o): Ditto. Build from protoize.c. Define
1904 UNPROTOIZE on command line.
1905 * protoize.c: Include cppdefault.h. Delete include_defaults.
1906 (in_system_include_dir): Use cpp_include_defaults (defined in
1908 * unprotoize.c: Delete file.
1910 2002-04-17 Aldy Hernandez <aldyh@redhat.com>
1912 * config/rs6000/altivec.h (vec_ld): Add array variants.
1916 2002-04-17 Alan Matsuoka <alanm@redhat.com>
1917 Aldy Hernandez <aldyh@redhat.com>
1919 * config/rs6000/altivec.h: Define __ALTIVEC__.
1926 Add parentheses to all macro arguments.
1928 2002-04-16 Richard Henderson <rth@redhat.com>
1931 * except.c (remove_eh_handler): Insert inner regions at beginning
1932 of sibling chain. Refactor expressions.
1934 2002-04-16 Richard Henderson <rth@redhat.com>
1936 * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
1937 * config/sparc/sol2-gas-bi.h: New file.
1938 * config.gcc (sparc*-solaris): Add it as needed.
1939 * configure.in (AS_SPARC64_FLAG): Remove check.
1940 * config.in, configure: Regenerate.
1942 * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
1944 2002-04-16 Richard Henderson <rth@redhat.com>
1946 * config/mips/mips.c (override_options): Don't override N32 for
1950 * config/mips/mips.md (can_delay): Split out of existing define_delays.
1951 (HILO_delay): Set can_delay false.
1953 2002-04-16 Dale Johannesen <dalej@apple.com>
1955 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
1956 instruction addresses.
1957 (rs6000_output_function_epilogue): Likewise.
1959 2002-04-16 Paolo Carlini <pcarlini@unitus.it>
1961 * c-parse.in (poplevel, compstmt_start,
1962 compstmt_primary_start): Add ending ';', in accordance
1965 2002-04-16 Richard Henderson <rth@redhat.com>
1967 * config.gcc (sparcv9-solaris): Configure for 64-bit default.
1968 Adjust tm_file order to get TARGET_DEFAULT set properly.
1969 (sparc-solaris): Configure 2.[78] for 64-bit multilibs.
1970 * doc/install.texi (sparc-solaris): Update.
1972 2002-04-16 Dale Johannesen <dalej@apple.com>
1974 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
1975 comparison operands do not match each other or if modes of
1976 conditions do not match result.
1978 2002-04-16 Hartmut Penner <hpenner@de.ibm.com>
1981 * config/s390/s390.md (mulsidi3): Set both subregs of the
1984 2002-04-16 Aldy Hernandez <aldyh@redhat.com>
1986 * config/rs6000/altivec.h (vec_addc): Type check.
1988 2002-04-16 Jakub Jelinek <jakub@redhat.com>
1991 * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
1993 * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
1995 2002-04-15 Richard Henderson <rth@redhat.com>
1997 * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
1998 call_really_used_regs too.
2000 2002-04-15 Richard Henderson <rth@redhat.com>
2002 * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
2004 2002-04-15 David S. Miller <davem@redhat.com>
2006 * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
2009 2002-04-16 Jakub Jelinek <jakub@redhat.com>
2012 * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
2013 CONST_VECTOR is { 0, ... 0 }.
2015 2002-04-15 Loren J. Rittle <ljrittle@acm.org>
2017 * doc/install.texi (Installing GCC: Configuration): Clarify
2018 the only supported ways to configure gcc.
2020 2002-04-15 Roland McGrath <roland@frob.com>
2022 * config.gcc (alpha*-*-gnu*): New target configuration.
2023 * config/alpha/gnu.h: New file for it.
2024 * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
2026 2002-04-16 Mark Mitchell <mark@codesourcery.com>
2028 * c-common.h (STMT_EXPR_NO_SCOPE): New macro.
2029 * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
2030 * tree.h (expand_start_stmt_expr): Update prototype.
2031 * stmt.c (expand_start_stmt_expr): Add has_scope parameter.
2032 * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
2033 on the STMT_EXPR created for the inline function.
2035 2002-04-15 Richard Henderson <rth@redhat.com>
2037 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
2038 config/i386/linux-aout.h, config/i386/linux-oldld.h,
2039 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
2040 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
2041 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
2042 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
2043 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
2044 Define __gnu_linux__, not gnu_linux.
2045 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
2047 2002-04-15 Mark Mitchell <mark@codesourcery.com>
2049 Remove Chill front end.
2050 * gcc.c (default_compilers): Remove Chill entries.
2051 * ch: Remove directory.
2052 * doc/frontends.texi: Remove information about Chill.
2053 * doc/sourcebuild.texi: Likewise.
2054 * doc/standards.texi: Likewise.
2056 2002-04-15 Douglas B Rupp <rupp@gnat.com>
2058 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
2059 (LONGLONG_STANDALONE): Define.
2061 2002-04-15 David S. Miller <davem@redhat.com>
2063 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
2064 Call emit_library_call with LCT_NORMAL.
2065 (sparc_initialize_trampoline): Use LCT_foo instead of
2066 magic constant in emit_library_call invocations.
2067 (sparc64_initialize_trampoline): Likewise.
2068 (sparc_profile_hook): Likewise.
2069 * config/sparc/sparc.md: Likewise.
2071 * config/sparc/sparc.c (sparc_extra_constraint_check):
2072 Fix type of argument 'c'.
2073 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
2076 2002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
2078 * diagnostic.h (output_buffer_state): Redefine.
2079 (output_format_decoder): New macro.
2080 (output_prefixing_rule): Likewise.
2081 (output_line_cutoff): Likewise.
2082 (diagnostic_format_decoder): Adjust.
2083 (diagnostic_prefixing_rule): Likewise.
2084 (diagnostic_line_cutoff): Likewise.
2085 (diagnostic_state): Likewise.
2086 (diagnostic_kind_count): Likewise.
2087 (diagnostic_buffer): Now a macro.
2089 * diagnostic.c (diagnostic_buffer): Remove definition.
2090 (output_is_line_wrapping): Adjust.
2091 (set_real_maximum_length): Likewise.
2092 (output_set_maximum_length): Likewise.
2093 (init_output_buffer): Likewise.
2094 (lhd_print_error_function): Likewise.
2095 (output_do_verbatim): Likewise.
2097 2002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
2099 * cpperror.c (print_location): Don't print include chain
2101 (cpp_begin_message): Update to use DL_ macros.
2102 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
2103 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
2104 cpp_notice, cpp_notice_from_errno): Remove.
2105 (cpp_error, cpp_error_with_line): Update to take a diagnostic
2108 * cppexp.c (CPP_ICE): Remove.
2109 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
2110 lex, integer_overflow, _cpp_parse_expr): Update.
2111 * cppfiles.c (read_include_file, find_include_file,
2112 handle_missing_header, _cpp_read_file, remap_filename): Update.
2113 * cpphash.h (enum error_type): Remove.
2114 (_cpp_begin_message): Update.
2115 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
2116 cpp_handle_option, cpp_post_options): Update.
2117 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
2118 skip_whitespace, parse_identifier, parse_slow, parse_string,
2119 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
2120 cpp_interpret_charconst): Update.
2121 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
2122 lex_macro_node, do_undef, glue_header_name, parse_include,
2123 do_include_common, read_flag, do_line, do_linemarker, do_ident,
2124 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
2125 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
2126 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
2127 _cpp_pop_buffer, do_diagnostic): Update.
2128 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
2129 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
2130 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
2131 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
2132 cpp_notice, cpp_notice_from_errno): Remove.
2133 (cpp_error, cpp_error_with_line): Update to take a diagnostic
2136 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
2137 collect_args, enter_macro_context, save_parameter, parse_params,
2138 _cpp_create_definition, check_trad_stringification,
2139 cpp_macro_definition): Update.
2140 * cppmain.c (cpp_preprocess_file): Update.
2141 * fix-header.c (read_scan_file): Update.
2143 2002-04-14 Andreas Schwab <schwab@suse.de>
2145 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
2147 2002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
2149 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
2151 2002-04-13 Mark Mitchell <mark@codesourcery.com>
2153 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
2156 2002-04-13 Hans-Peter Nilsson <hp@axis.com>
2158 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
2160 2002-04-13 Joel Sherrill <joel@OARcorp.com>
2162 * config/sparc/t-elf: Enable v8 multilibs. Impacts
2163 sparc-elf and sparc-rtems targets.
2165 2002-04-13 Mark Mitchell <mark@codesourcery.com>
2167 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
2168 defined, and __gnu_hurd__ wherever __GNU__ is defined.
2169 * arm/linux-elf.h: Likewise.
2170 * cris/aout.h: Likewise.
2171 * cris/linux.h: Likewise.
2172 * i370/linux.h: Likewise.
2173 * i386/gnu.h: Likewise.
2174 * i386/linux-aout.h: Likewise.
2175 * i386/linux-oldld.h: Likewise.
2176 * i386/linux.h: Likewise.
2177 * i386/linux64.h: Likewise.
2178 * ia64/linux.h: Likewise.
2179 * m68k/linux-aout.h: Likewise.
2180 * m68k/linux.h: Likewise.
2181 * mips/linux.h: Likewise.
2182 * pa/pa-linux.h: Likewise.
2183 * pj/linux.h: Likewise.
2184 * rs6000/sysv4.h: Likewise.
2185 * s390/linux.h: Likewise.
2186 * sh/linux.h: Likewise.
2187 * sparc/linux-aout.h: Likewise.
2188 * sparc/linux.h: Likewise.
2189 * sparc/linux64.h: Likewise.
2190 * xtensa/linux.h: Likewise.
2192 2002-04-13 Richard Sandiford <rsandifo@redhat.com>
2194 * stmt.c (check_unique_operand_names): Expect operand names to
2195 be strings rather than identifiers. Use simple_cst_equal to
2197 (resolve_operand_name_1): Make same identifier to string change here.
2198 * c-parse.in (asm_operand): Convert a named operand into a string.
2199 * cp/parse.y (asm_operand): Likewise.
2201 2002-04-13 Andreas Schwab <schwab@suse.de>
2203 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
2205 2002-04-12 Mark Mitchell <mark@codesourcery.com>
2207 Revert these changes:
2209 2002-04-06 Mark Mitchell <mark@codesourcery.com>
2212 * stor-layout.c (layout_decl): Reset the RTL for the decl.
2214 2002-04-12 Richard Henderson <rth@redhat.com>
2216 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
2217 (sparc*-*-solaris): Clean up header files.
2218 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
2219 and plan on generating 64-bit code.
2220 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
2221 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
2222 * config/sparc/sol2-sld-64.h: Rename ...
2223 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
2224 for AS_SPARC64_FLAG not defined.
2225 * config/sparc/sol2-gld-bi.h: New.
2226 * config/sparc/sol2-sld.h: Remove.
2227 * config/sparc/sol26-sld.h: New.
2228 * config/sparc/sol2.h: Tidy comments.
2229 * doc/install.texi: Document sparc-solaris configury changes.
2231 2002-04-12 Richard Henderson <rth@redhat.com>
2233 * recog.c (offsettable_address_p): Match the logic in adjust_address.
2235 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
2236 in 64-bit mode only. Use only for 32-bit or MEDLOW.
2238 2002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2240 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
2242 Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
2244 * pa.c (pa_can_combine_p): Call extract_insn before calling
2247 2002-04-12 Douglas B Rupp <rupp@gnat.com>
2249 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
2250 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
2251 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
2252 (CPP_PREDEFINES): Handle __declspec.
2253 * config/i386/t-interix (USER_H): Remove.
2255 2002-04-12 DJ Delorie <dj@redhat.com>
2257 * integrate.c (compare_blocks): Make comparisons safe for when
2258 sizeof(int) < sizeof(char *).
2259 (find_block): Likewise.
2261 2002-04-12 Jan Hubicka <jh@suse.cz>
2262 David Edelsohn <edelsohn@gnu.org>
2264 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
2266 (symbol_ref_operand): New.
2267 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
2268 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
2270 2002-04-12 Andreas Schwab <schwab@suse.de>
2272 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
2273 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
2274 overrides the definition in config/svr4.h.
2276 2002-04-12 Eric Norum <eric.norum@usask.ca>
2278 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
2279 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
2280 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
2281 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
2282 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
2283 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
2284 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
2285 definitions to config/rtems.h and make the targets more similar.
2287 Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2289 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
2290 POINTERS_EXTEND_UNSIGNED.
2291 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
2292 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
2294 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
2297 Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
2299 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
2300 depends on TARGET_SHMEDIA, not TARGET_SH5.
2302 2002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
2304 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
2305 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
2307 Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
2309 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
2312 2002-04-12 Andreas Schwab <schwab@suse.de>
2314 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
2316 2002-04-12 Richard Henderson <rth@redhat.com>
2319 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
2321 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
2322 modes spanning multiple hard regs.
2324 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
2326 2002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
2328 * pa.c (pa_output_function_prologue): Don't accumulate the total
2329 number of code bytes when using TARGET_64BIT, or gas, SOM and not
2330 the portable runtime.
2331 (output_deferred_plabels): Handle 64bit plabels.
2332 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
2333 generating pic code using the GAS assembler for object formats that
2334 are not SOM (ie., ELF32 and ELF64).
2335 (output_millicode_call): Check attribute type if attribute length is 28.
2336 Likewise use $PIC_pcrel$0. Only call get_attr_length and
2337 dbr_sequence_length once.
2338 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
2339 dbr_sequence_length once.
2340 * pa.h (TARGET_SOM): Define if not defined.
2341 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
2342 with GAS and not SOM.
2343 (jump, call_internal_reg, call_value_internal_reg): Likewise.
2344 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
2346 2002-04-11 David O'Brien <obrien@FreeBSD.org>
2348 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
2349 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
2350 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
2351 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
2352 elfos.h and dbxelf.h values are fine now.
2353 * config/i386/freebsd.h, config/alpha/freebsd.h
2354 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
2356 2002-04-11 David O'Brien <obrien@FreeBSD.org>
2358 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
2359 or set Acpu or Amachine. Reformat.
2360 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
2362 (LINK_SPEC): Do not need to undef.
2363 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
2364 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
2365 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
2367 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
2368 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
2369 (LINK_SPEC): Do not need to undef.
2370 (DONT_USE_BUILTIN_SETJMP): Do not define.
2371 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
2372 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
2373 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
2374 Remove trailing spaces.
2375 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
2376 __ELF__, or set Acpu or Amachine. Reformat.
2377 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
2380 2002-04-11 David O'Brien <obrien@FreeBSD.org>
2382 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
2383 all other *-*-freebsd* targets.
2385 2002-04-11 Richard Henderson <rth@redhat.com>
2387 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
2389 2002-04-11 David O'Brien <obrien@FreeBSD.org>
2391 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
2392 Include {cpu}/{cpu}.h thru tm_file.
2393 (alpha*-*-linux*ecoff): Remove target.
2394 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
2395 (LINK_SPEC): Remove, is not OS independent.
2396 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
2397 (LINK_SPEC): Do not need to #undef any longer.
2398 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
2400 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
2402 (LINK_SPEC): Moved here from alpha/elf.h.
2403 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
2405 * config/alpha/linux-ecoff.h: Remove.
2406 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
2407 (CPP_SPEC): Define _POSIX_SOURCE as needed.
2408 (CPP_SUBTARGET_SPEC): Do not define.
2409 (LINK_SPEC): Do not need to #undef any longer.
2410 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
2411 * config/alpha/vms.h: Likewise.
2413 2002-04-11 Richard Sandiford <rsandifo@redhat.com>
2415 * doc/extend.texi: Remove old claim that typedefs cannot have
2416 an alignment attribute.
2418 2002-04-11 Jakub Jelinek <jakub@redhat.com>
2420 PR optimization/6177
2421 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
2422 bitpos is 0 and bitsize CONCAT size.
2424 2002-04-11 Jakub Jelinek <jakub@redhat.com>
2427 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
2429 2002-04-10 David O'Brien <obrien@FreeBSD.org>
2431 * config/alpha/freebsd.h: Minor reformatting.
2432 (CPP_SPEC): Define ELF and add cpp_subtarget.
2433 (ASM_SPEC): No longer needed.
2435 2002-04-11 Richard Henderson <rth@redhat.com>
2437 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
2438 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
2439 (dimode mem/zero splitter): New.
2441 2002-04-11 Hans-Peter Nilsson <hp@axis.com>
2443 * config/cris/cris.c (cris_override_options): Tweak error message
2444 for PIC not implemented.
2446 * config/cris/cris.h: Tweak comments related to parameter-passing.
2448 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
2450 2002-04-10 Richard Henderson <rth@redhat.com>
2452 * except.c (add_ehl_entry): Allow duplicates after landing pad
2455 2002-04-10 David Edelsohn <edelsohn@gnu.org>
2457 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
2459 2002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
2461 * c-decl.c (c_init_decl_processing): Move generation of
2462 decls for g77_integer_type_node and friends from here ...
2463 * c-common.c (c_common_nodes_and_builtins): ... to here.
2465 2002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
2467 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
2468 is only used as frame pointer when frame_pointer_needed is true.
2470 2002-04-10 Richard Earnshaw <rearnsha@arm.com>
2473 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
2474 for the fact that the pool entry uses two words.
2475 (movdf_hard_insn): Similarly. Also, ADR instruction can span
2477 (movdf_soft_insn): Similarly.
2478 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
2479 for the fact that the pool entry uses three words.
2481 2002-04-10 Richard Sandiford <rsandifo@redhat.com>
2483 * config/mips/mips.c (mips_va_arg): When using the struct version
2484 of the EABI va_list, allow arguments in the register save area to
2485 take up less room than a stack argument.
2487 2002-04-10 Richard Henderson <rth@redhat.com>
2489 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
2490 if EXPAND_INITIALIZER.
2492 2002-04-09 Richard Henderson <rth@redhat.com>
2494 * config/alpha/alpha.md (movdi_er_maybe_g): New.
2495 * config/alpha/alpha.c (alpha_expand_mov): Use it.
2497 2002-04-10 Alan Modra <amodra@bigpond.net.au>
2499 PR optimization/6233
2500 * rtlanal.c (pure_call_p): New function.
2501 * rtl.h (pure_call_p): Declare.
2502 * loop.c (prescan_loop): Use it to set has_nonconst_call.
2503 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
2505 2002-04-09 Eric Christopher <echristo@redhat.com>
2507 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
2508 information to .comm directive.
2510 2002-04-09 Richard Henderson <rth@redhat.com>
2513 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
2515 2002-04-09 Richard Henderson <rth@redhat.com>
2517 * basic-block.h (flow_delete_block_noexpunge): Declare.
2518 (expunge_block_nocompact): Declare.
2519 * cfg.c (expunge_block_nocompact): Split out from ...
2520 (expunge_block): ... here.
2521 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
2522 (flow_delete_block_noexpunge): Split out from ...
2523 (flow_delete_block): ... here.
2524 * cfgcleanup.c (delete_unreachable_blocks): Compact while
2525 removing dead blocks.
2526 * except.c (exception_handler_labels): Remove.
2527 (exception_handler_label_map): New.
2528 (struct eh_region): Add aka member.
2529 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
2530 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
2531 (for_each_eh_label, for_each_eh_label_1): New.
2532 (init_eh): Register exception_handler_label_map.
2533 (free_eh_status): Use free_region.
2534 (find_exception_handler_labels): Use the map, not the list.
2535 (remove_exception_handler_label): Likewise.
2536 (maybe_remove_eh_handler): Likewise.
2537 (remove_eh_handler): Use the region aka bitmap.
2538 * except.h (exception_handler_labels): Remove.
2539 (for_each_eh_label): Declare.
2540 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
2541 * loop.c (invalidate_loops_containing_label): New.
2542 (find_and_verify_loops): Use it. Use for_each_eh_label.
2543 * sched-rgn.c (is_cfg_nonregular): Use
2544 current_function_has_exception_handlers.
2546 2002-04-09 Richard Henderson <rth@redhat.com>
2548 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
2549 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
2550 Do not return changed status.
2551 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
2552 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
2553 New functions that do return changed status.
2554 * sbitmap.h: Update decls.
2555 * gcse.c, lcm.c: Use _cg functions as needed.
2557 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
2559 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
2560 (sh64-*-elf*, sh-*-rtemself*): Likewise.
2561 * config/sh/embed_bb.c: New file.
2562 * config/sh/embed-elf.h: New file.
2563 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
2564 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
2565 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
2567 (SUBTARGET_CPP_PTR_SPEC): Don't define.
2568 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
2569 Add subtarget_asm_endian_spec.
2570 (ASM_SPEC): Use subtarget_asm_endian_spec.
2571 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
2572 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
2573 (WCHAR_UNSIGNED): Define.
2574 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
2575 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
2576 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
2578 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
2579 (sh_adjust_cost): Likewise.
2580 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
2582 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
2583 (WCHAR_TYPE_SIZE): Likewise.
2584 (ASM_SPEC): Use subtarget_asm_endian_spec.
2585 (SH_ELF_WCHAR_TYPE): #undef/ #define.
2586 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
2587 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
2588 (MAX_WCHAR_TYPE_SIZE): Don't #define .
2589 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
2590 (USER_LABEL_PREFIX): Don't #undef /#define .
2591 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
2592 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
2593 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
2594 (ASM_SPEC): Likewise.
2595 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
2596 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
2597 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
2598 (LIB2FUNCS_EXTRA): Define.
2599 * t-sh64 (LIB2FUNCS_EXTRA): Define.
2600 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
2601 (LIB1ASMFUNCS_CACHE): Define.
2602 (LIB2FUNCS_EXTRA): Redefine empty.
2604 2002-04-08 Richard Henderson <rth@redhat.com>
2606 * reorg.c (get_branch_condition): Use reversed_comparison_code.
2608 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2610 * config/m68hc11/larith.asm (__map_data_section): Fix condition
2611 and optimize for size.
2612 (__do_global_ctors): Fix pointer comparison.
2613 (__do_global_dtors): Likewise.
2615 2002-04-09 David S. Miller <davem@redhat.com>
2617 * config/sparc/sparc.c (sparc_extra_constraint_check): New
2618 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
2619 allow reloading pseudos.
2620 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
2621 * config/sparc/sparc-protos.h: Declare it.
2623 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
2624 unsigned comparison warning.
2625 (output_restore_regs): Mark leaf_function as unused.
2627 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2629 * expr.c (is_aligning_offset): New function.
2630 (expand_expr, case COMPONENT_EXPR): Call it.
2632 2002-04-08 David S. Miller <davem@redhat.com>
2635 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
2637 Make init_priority work on Sparc when using GNU ld.
2638 * config/sparc/linux.h, config/sparc/linux64.h,
2639 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
2640 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
2641 * config/sparc/sol2-gld.h: New file to do the same.
2642 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
2643 sparc/sol2-gld.h to tm_file.
2645 PR optimization/4328
2646 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
2647 * doc/md.texi: Document it.
2648 * config/sparc/sparc.md (movdi_insn_sp64_novis,
2649 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
2650 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
2651 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
2652 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
2654 2002-04-08 Andreas Jaeger <aj@suse.de>
2656 * stmt.c (expand_asm_operands): Revert last patch from Richard
2659 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2661 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
2662 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
2664 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2666 * doc/contrib.texi (Contributors): Add David O'Brien.
2668 2002-04-08 Alan Modra <amodra@bigpond.net.au>
2670 * configure.in (auto-build.h): Use target_alias and build_alias
2671 when running configure.
2672 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
2673 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
2674 * configure: Regenerate.
2676 2002-04-07 David S. Miller <davem@redhat.com>
2678 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
2680 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
2683 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
2684 generating 32-bit pic code.
2686 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
2688 * cppinit.c (cpp_create_reader): Initialize
2689 discard_comments_in_macro_exp.
2690 (COMMAND_LINE_OPTIONS): Add "-CC" option.
2691 (cpp_handle_option): Handle "-CC" option.
2692 * cpplex.c (save_comment): If saving a C++ comment in
2693 a directive, convert it to a C comment.
2694 (_cpp_lex_direct): Pass second comment start character to
2695 save_comment to indicate comment type.
2696 * cpplib.c (_cpp_handle_directive): If processing
2697 a "#define" directive and discard_comments_in_macro_exp
2698 is false, re-enable saving of comments.
2699 (lex_macro_node): If discard_comments_in_macro_exp is false,
2700 discard any comments before the macro identifier.
2701 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
2703 * cppmacro.c (cpp_get_token): If expanding a macro while
2704 processing a directive, discard any comments we might encounter.
2705 (parse_params): If discard_comments_in_macro_exp is false,
2706 ignore comments in the macro parameter list.
2707 * gcc.c (cpp_unique_options): Add "-CC" option.
2708 (option_map): Map "--comments-in-macros" to "-CC".
2709 * doc/cppopts.texi: Document "-CC" option.
2710 * f/lang-specs.h: Add "-CC" option.
2711 * testsuite/gcc.dg/cpp/maccom1.c: New test.
2712 * testsuite/gcc.dg/cpp/maccom2.c: New test.
2713 * testsuite/gcc.dg/cpp/maccom3.c: New test.
2714 * testsuite/gcc.dg/cpp/maccom4.c: New test.
2715 * testsuite/gcc.dg/cpp/maccom5.c: New test.
2716 * testsuite/gcc.dg/cpp/maccom6.c: New test.
2718 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
2721 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
2723 2002-04-06 Mark Mitchell <mark@codesourcery.com>
2726 * stor-layout.c (layout_decl): Reset the RTL for the decl.
2729 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
2730 RTX_UNCHANGING_P for the functions arguments when a tail call
2733 2002-04-06 Jason Merrill <jason@redhat.com>
2735 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
2736 (parse_options_and_default_flags): Set them appropriately.
2737 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
2739 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
2741 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
2744 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
2747 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
2748 types come in by-reference. Fix typo in comment.
2750 2002-04-05 David S. Miller <davem@redhat.com>
2752 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
2753 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
2754 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
2755 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
2757 2002-04-05 David S. Miller <davem@redhat.com>
2759 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
2760 are not going to emit return instructions, emit at least a nop
2761 for the sake of sane backtraces.
2763 2002-04-05 Richard Henderson <rth@redhat.com>
2765 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
2767 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
2769 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
2771 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
2773 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
2774 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
2775 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
2777 2002-04-05 Andreas Schwab <schwab@suse.de>
2779 * c-convert.c: Include c-common.h.
2780 * Makefile.in (c-convert.o): Updated.
2782 2002-04-05 Jakub Jelinek <jakub@redhat.com>
2784 * mklibgcc.in: Use separate libgcc.map for each multilib.
2785 * Makefile.in (distclean): Don't remove libgcc.map here.
2787 2002-04-05 Jakub Jelinek <jakub@redhat.com>
2789 * Makefile.in (s-mlib): Handle --disable-multilib by separate
2790 genmultilib invocation.
2792 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
2794 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
2795 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
2796 to num_gprs for symmetry.
2797 * config/mips/mips.c: Adjust accordingly.
2799 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
2801 * c-common.c (truthvalue_conversion): Rename, update.
2802 * c-common.h (c_common_truthvalue_conversion): New.
2803 * c-convert.c (convert): Update.
2804 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
2805 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
2806 * c-typeck.c (build_binary_op, build_unary_op,
2807 build_conditional_expr): Update.
2808 * fold-const.c (constant_boolean_node, fold): Use langhook.
2809 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
2810 * langhooks.h (struct lang_hooks): New hook.
2811 * stmt.c (expand_decl_cleanup): Use langhook.
2812 * tree.h (truthvalue_conversion): Remove.
2814 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
2816 2002-04-05 Alan Modra <amodra@bigpond.net.au>
2818 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
2819 Add rules to make null object file.
2821 2002-04-04 Jim Blandy <jimb@redhat.com>
2823 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
2824 macro formal parameter names.
2826 2002-04-04 David S. Miller <davem@redhat.com>
2828 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
2830 2002-04-04 Richard Henderson <rth@redhat.com>
2833 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
2834 Support copies into and out of memory. Don't accept allows_reg
2835 and allows_mem as gospel.
2837 2002-04-04 Richard Henderson <rth@redhat.com>
2840 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
2841 (write_dependence_p): Likewise.
2843 2002-04-04 Richard Henderson <rth@redhat.com>
2845 * predict.c (estimate_bb_frequencies): Do frequency calculation
2846 with a volatile temporary.
2848 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
2850 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
2852 2002-04-04 Jakub Jelinek <jakub@redhat.com>
2855 * final.c (final_start_function): Don't bump profile_label_no here...
2856 (final_end_function): ...but here.
2858 2002-04-04 Jakub Jelinek <jakub@redhat.com>
2860 * config/sparc/sparc.md (pic): New attribute.
2861 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
2863 (split after do_builtin_setjmp_setup): New.
2865 2002-04-04 Jakub Jelinek <jakub@redhat.com>
2868 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
2871 2002-04-04 Jakub Jelinek <jakub@redhat.com>
2873 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
2874 UNITS_PER_WORD for zero sized aggregates.
2876 2002-04-03 David S. Miller <davem@redhat.com>
2878 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
2879 one-character spec for this, just use %(link_gcc_c_sequence).
2881 2002-04-03 David S. Miller <davem@redhat.com>
2883 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
2886 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
2888 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
2889 (DWARF_FRAME_RETURN_COLUMN): Move.
2890 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2891 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
2892 * pa.c (except.h, predict.h): Include.
2894 (store_reg_modify, set_reg_plus_d): Revise prototypes.
2895 (output_ascii): Add cast.
2896 (store_reg_modify): Revise to add frame notes.
2897 (set_reg_plus_d): Likewise.
2898 (compute_frame_size): Include space for eh data registers in frame if
2899 the current function calls eh_return.
2900 (hppa_expand_prologue): Ensure register %r2 is saved if the current
2901 function calls eh_return. Save eh data registers if the current
2902 function calls eh_return. Fix code to add frame notes. Emit
2903 blockage to prevent insns with frame notes being scheduled in the
2904 delay slot of calls.
2905 (hppa_expand_epilogue): Restore eh data registers and do final stack
2906 adjustment if the current function calls eh_return. Don't add frame
2908 (output_call): Revise for change in length of call insn. Don't do
2909 return pointer adjustment for an unconditional jump in the delay slot
2910 of a call when using frame notes.
2911 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
2912 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
2913 (ARG_POINTER_CFA_OFFSET): Define.
2914 * pa.md (return_external_pic): New pattern.
2915 (prologue): Correct formatting. Use return_external_pic if current
2916 function calls eh_return.
2917 (call_internal_symref, call_value_internal_symref,
2918 sibcall_internal_symref, sibcall_value_internal_symref): Change default
2919 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
2921 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
2923 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
2924 list of targets to check using "nop" insn.
2925 * configure: Rebuilt.
2927 2002-04-04 Alan Modra <amodra@bigpond.net.au>
2929 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
2931 2002-04-03 David S. Miller <davem@redhat.com>
2933 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
2934 library sequence passed to the linker.
2935 (LINK_COMMAND_SPEC): Use it.
2936 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
2937 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
2938 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
2940 2002-04-03 Jason Merrill <jason@redhat.com>
2942 * except.c (struct eh_status): Remove protect_list.
2943 (begin_protect_partials, end_protect_partials): Remove.
2944 (add_partial_entry): Remove.
2945 * except.h: Remove prototypes.
2947 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
2948 expand_decl_cleanup_eh.
2951 * tree.h (CLEANUP_EH_ONLY): New macro.
2952 * stmt.c (expand_decl_cleanup_eh): New fn.
2953 (expand_cleanups): Check CLEANUP_EH_ONLY.
2954 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
2955 Use expand_decl_cleanup_eh.
2956 (expand_stmt): Adjust.
2957 * c-common.h: Adjust prototype.
2959 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
2961 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
2962 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
2963 (cris_target_asm_function_epilogue): Ditto.
2964 (cris_initial_frame_pointer_offset): Ditto.
2965 (cris_simple_epilogue): Ditto.
2966 (cris_expand_builtin_va_arg): Variable-size types come in
2969 2002-04-03 David S. Miller <davem@redhat.com>
2971 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
2973 (set_fast_math): Correct 'fsr' type.
2975 2002-04-03 Richard Henderson <rth@redhat.com>
2978 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
2979 * toplev.c (check_global_declarations): Use it.
2980 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
2981 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
2982 (LANG_HOOKS_DECLS): Add it.
2983 * langhooks.c (lhd_warn_unused_global_decl): New.
2984 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
2985 * c-objc-common.c (c_warn_unused_global_decl): New.
2986 * c-tree.h (c_warn_unused_global_decl): Declare.
2987 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
2989 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
2991 * langhooks-def.h (lhd_set_decl_assembler_name,
2992 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
2993 (LANG_HOOKS_INITIALIZER): Update.
2994 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
2995 * langhooks.h (struct lang_hooks): New hook.
2996 * tree.c (set_decl_assembler_name): Move to langhooks.c.
2997 (lang_set_decl_assembler_name): Remove.
2998 (init_obstacks): Don't set hook.
2999 (decl_assembler_name): New function.
3000 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
3001 (decl_assembler_name): New.
3002 (lang_set_decl_assembler_name): Remove.
3004 2002-04-03 Jakub Jelinek <jakub@redhat.com>
3006 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
3007 works properly with .hidden symbols.
3008 * configure: Rebuilt.
3009 * config.in: Rebuilt.
3010 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
3011 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
3012 properly with .hidden symbols.
3014 2002-04-03 Jakub Jelinek <jakub@redhat.com>
3017 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
3020 2002-04-03 Richard Henderson <rth@redhat.com>
3023 * sched-rgn.c (sets_likely_spilled): New.
3024 (sets_likely_spilled_1): New.
3025 (add_branch_dependences): Use it.
3027 2002-04-02 Richard Henderson <rth@redhat.com>
3030 * loop.h (LOOP_FIRST_PASS): New.
3031 * loop.c (strength_reduce): Mind it when deciding to unroll.
3032 * toplev.c (rest_of_compilation): Set it.
3034 2002-04-02 David S. Miller <davem@redhat.com>
3036 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
3037 mems_ok_for_ldd_peep when the order of the loads being examined
3039 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
3040 existing comment to increase comprehension of this situation.
3042 2002-04-02 Zack Weinberg <zack@codesourcery.com>
3044 * config/sh/sh.md: Don't use union real_extract.
3046 2002-04-02 Richard Henderson <rth@redhat.com>
3048 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
3050 2002-04-02 David O'Brien <obrien@FreeBSD.org>
3052 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
3053 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
3054 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
3055 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
3056 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
3057 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
3058 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
3059 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
3060 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
3061 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
3062 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
3063 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
3064 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
3065 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
3066 Include as many configury headers via tm_file as possible. This
3067 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
3068 * config/openbsd-oldgas.h: New file.
3069 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
3070 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
3071 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
3072 config/i386/i386-coff.h, config/i386/i386-interix.h,
3073 config/i386/iscdbx.h, config/i386/linux-aout.h,
3074 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
3075 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
3076 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
3077 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
3078 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
3079 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
3080 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
3081 config/i386/vxi386.h: Do not directly include configury headers.
3082 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
3083 Directly include configury headers that are no longer automatically
3084 included by the above headers.
3085 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
3086 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
3087 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
3088 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
3089 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
3090 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
3091 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
3092 (TARGET_VERSION): Define.
3093 * config/i386/beos-elf.h, config/i386/freebsd.h,
3094 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
3095 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
3096 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
3097 config/i386/sco5.h, config/i386/sysv4.h
3098 (TARGET_VERSION): Do not need to protect.
3099 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
3100 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
3101 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
3102 config/i386/i386-interix.h, config/i386/linux-aout.h,
3103 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
3104 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
3105 (YES_UNDERSCORES): Do not define - not needed.
3106 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
3107 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
3108 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
3109 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
3110 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
3111 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
3112 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
3113 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
3115 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
3116 Richard Henderson <rth@redhat.com>
3119 * function.c (assign_temp): Accept either type or decl argument.
3120 Detect variables whose size is too large to fit into an integer.
3121 * stmt.c (expand_decl): Pass the decl, not the type.
3123 2002-04-02 David O'Brien <obrien@FreeBSD.org>
3125 * protoize.c: Match include directory usage with cppdefault.c.
3127 2002-04-03 Jeffrey A Law (law@redhat.com)
3128 Hans-Peter Nilsson <hp@bitrange.com>
3130 * combine.c (simplify_comparison): Avoid narrowing a comparison
3131 with a paradoxical subreg when doing so would drop signficant bits.
3133 2002-04-02 Steve Ellcey <sje@cup.hp.com>
3135 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
3136 if POINTERS_EXTEND_UNSIGNED is defined.
3138 2002-04-02 Richard Henderson <rth@redhat.com>
3141 * local-alloc.c (contains_replace_regs): LO_SUM may contain
3144 2002-04-02 Richard Henderson <rth@redhat.com>
3146 * doc/standards.texi: Document required freestanding libc entry points.
3148 2002-04-02 Alan Modra <amodra@bigpond.net.au>
3150 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
3151 associated splitter. Remove MQ constraint.
3152 (ctrdi_internal4): Correct CCmode clobber.
3154 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
3156 * milli64.S ($$dyncall): New function.
3157 * t-linux (LIB1ASMFUNCS): Revise module list.
3158 (LIB1ASMSRC): Use pa/milli64.S.
3160 2002-04-02 Richard Henderson <rth@redhat.com>
3162 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
3163 rename solaris_sys_varargs_h.
3165 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3167 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
3168 the same mode as its component.
3170 2002-04-02 Richard Henderson <rth@redhat.com>
3173 * final.c (this_is_asm_operands): Export.
3174 * output.h (this_is_asm_operands): Declare.
3175 * config/i386/i386.c (print_operand): Error odd asm operands.
3177 2002-04-02 Richard Henderson <rth@redhat.com>
3180 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
3182 2002-04-01 Richard Henderson <rth@redhat.com>
3185 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
3186 * fixinc/fixincl.x: Rebuild.
3188 2002-04-01 Richard Henderson <rth@redhat.com>
3190 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
3191 (atomic_alloc, atomic_free): New.
3192 (SIZE, MASK_FOR, PTR_IN): New.
3193 (emergency_reg_state, emergency_reg_state_free): New.
3194 (emergency_labeled_state, emergency_labeled_state_free): New.
3195 (reg_state_alloced, labeled_state_alloced): New.
3196 (alloc_reg_state, free_reg_state): New.
3197 (alloc_label_state, free_label_state, free_label_states): New.
3198 (push, pop, dup_state_stack, free_state_stack): Use them.
3199 (desc_label_state): Likewise.
3200 (uw_frame_state_for): Free label states and state stack.
3201 (uw_update_reg_address): Eliminate warnings.
3203 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
3205 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
3206 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
3208 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
3210 * c-decl.c (grokdeclarator): Update.
3211 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
3212 * c-tree.h (c_mark_addressable): New.
3213 * c-typeck.c (default_function_array_conversion, build_unary_op,
3214 build_array_ref, convert_for_assignment): Update.
3215 (mark_addressable): Rename.
3216 * calls.c (try_to_integrate, expand_call): Use langhook.
3217 * expr.c (expand_expr): Use langhook.
3218 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
3219 * langhooks.h (struct lang_hooks): New hook.
3220 * stmt.c (expand_asm_operands): Use langhook.
3221 * tree.h (mark_addressable): Remove.
3223 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
3225 2002-04-01 Bob Wilson <bob.wilson@acm.org>
3227 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
3230 2002-04-01 Bob Wilson <bob.wilson@acm.org>
3232 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
3233 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
3235 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
3237 * c-common.c (unsigned_conversion_warning, convert_and_check,
3238 unsigned_type, signed_type, shorten_compare,
3239 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
3240 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
3241 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
3243 * c-decl.c (grokdeclarator): Update.
3244 * c-format.c (check_format_types): Update.
3245 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
3246 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
3247 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
3248 * convert.c (convert_to_integer): Use new hooks.
3249 * expmed.c (make_tree): Use new hooks.
3250 * expr.c (store_expr): Use new hooks.
3251 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
3252 all_ones_mask_p, unextend, fold): Use new hooks.
3253 * langhooks.h (struct lang_hooks_for_types): New hooks.
3254 * tree.h (signed_or_unsigned_type, signed_type,
3255 unsigned_type): Remove.
3257 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
3258 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
3260 2002-03-31 Richard Henderson <rth@redhat.com>
3262 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
3263 (desc_frgr_mem): Fix reference to f16-f31.
3265 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3267 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
3268 RTVEC_ELT): Const-ify.
3269 * varray.h (VARRAY_CHECK): Const-ify.
3270 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
3271 ggc_mark_rtvec, ggc_mark): Const-ify.
3273 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
3275 * diagnostic.c: Include langhooks-def.h.
3276 * Makefile.in (diagnostic.o): Update.
3278 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
3280 * c-common.c (c_unsafe_for_reeval): Rename.
3281 * c-common.h (c_unsafe_for_reeval): Rename.
3282 * c-decl.c (finish_incomplete_decl): Rename.
3283 (c_init_decl_processing): Don't set langhook.
3284 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
3285 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
3286 * c-objc-common.c (c_objc_common_init): Don't set langhook.
3287 * c-tree.h (finish_incomplete_decl): Rename.
3288 * langhooks-def.h (lhd_unsafe_for_reeval): New.
3289 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
3290 (LANG_HOOKS_INITIALIZER): Update.
3291 * langhooks.c (lhd_unsafe_For_reeval): New.
3292 * langhooks.h (struct langhooks): New hooks.
3293 * toplev.c (incomplete_decl_finalize_hook): Remove.
3294 (wrapup_global_declarations): Update.
3295 * tree.c (lang_unsafe_for_reeval): Remove.
3296 (unsafe_for_reeval): Update.
3297 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
3300 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
3301 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
3303 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
3305 * diagnostic.c (print_error_function): Remove.
3306 (default_print_error_function): Rename.
3307 (report_error_function): Update.
3308 * diagnostic.h (print_error_function): Remove.
3309 (default_print_error_function): Remove.
3310 * langhooks-def.h (struct diagnostic_context): Predeclare.
3311 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
3312 (LANG_HOOKS_INITIALIZER): Update.
3313 * langhooks.h (struct diagnostic context): Predeclare.
3314 (struct lang_hooks): New hook.
3316 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3318 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
3319 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
3321 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
3322 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
3323 of PIC_OFFSET_TABLE_REGNUM thruout.
3324 * config/rs6000/rs6000.md: Likewise.
3325 * config/rs6000/darwin.h: Likewise.
3327 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3329 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
3330 unsigned HOST_WIDE_INT, not unsigned int.
3332 2002-03-31 Jakub Jelinek <jakub@redhat.com>
3334 PR middle-end/6096, middle-end/6098, middle-end/6099
3335 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
3337 (fill_slots_from_thread): Likewise.
3339 2002-03-31 Jakub Jelinek <jakub@redhat.com>
3341 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
3342 floating fields in float regs.
3343 (function_arg_record_value_2): Likewise.
3345 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
3347 * config/mmix/mmix.md (define_constants): Remove misleading
3348 FIXME. Add MMIX_fp_rO_OFFSET.
3349 ("nonlocal_goto_receiver"): Don't have stack-frame address of
3350 saved rO as part of the pattern. Remove FIXME.
3351 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
3352 here, at output-time.
3354 2002-03-31 Jakub Jelinek <jakub@redhat.com>
3357 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
3359 (output_v9branch): Likewise.
3361 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
3363 * gcc.c: Revert previous patch for now.
3364 * config/i386/djgpp.h: Likewise.
3366 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
3368 * config/mmix/crti.asm (_init): Register _fini with atexit.
3369 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
3371 2002-03-31 Richard Henderson <rth@redhat.com>
3374 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
3375 (ASM_OUTPUT_DEF_FROM_DECLS): New.
3377 2002-03-31 Richard Henderson <rth@redhat.com>
3379 * libgcc2.c (__bb_exit_func): Make static.
3381 * config/alpha/alpha.md (trap): New.
3383 2002-03-31 Richard Henderson <rth@redhat.com>
3385 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
3386 promoted argument types; build trap.
3387 (expand_builtin_trap): New.
3388 (expand_builtin): Use it.
3389 * stmt.c (expand_nl_goto_receivers): Likewise.
3390 * expr.h (expand_builtin_trap): Declare.
3391 * libfuncs.h (LTI_abort, abort_libfunc): New.
3392 * optabs.c (init_optabs): Init abort_libfunc.
3394 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
3396 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
3397 (LINK_COMMAND_SPEC): ... from here.
3398 (init_gcc_specs): Duplicate it here too, omitting
3399 shared_name in the second copy.
3400 (init_spec): Test for duplicate
3401 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
3403 2002-03-30 David S. Miller <davem@redhat.com>
3405 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3406 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
3408 2002-03-30 Roger Sayle <roger@eyesopen.com>
3409 Richard Henderson <rth@redhat.com>
3411 * regmove.c (combine_stack_adjustments_for_block): Avoid
3412 emitting a stack adjustment of zero bytes. Let delete_insn
3415 2002-03-30 Richard Henderson <rth@redhat.com>
3417 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
3418 (sparc_emitting_epilogue): New.
3419 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
3420 * config/sparc/sparc-protos.h: Update.
3421 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
3422 (TARGET_SWITCHES): Update.
3423 * config/sparc/sparc.md (return): Remove.
3424 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
3425 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
3426 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
3427 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
3428 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
3429 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
3430 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
3431 Remove MASK_EPILOGUE.
3432 * doc/invoke.texi: Update.
3434 2002-03-30 Daniel Berlin <dan@dberlin.org>
3436 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
3437 CPP will start the file for us.
3439 2002-03-30 Richard Henderson <rth@redhat.com>
3442 * config/ia64/ia64.c (group_barrier_needed_p): Special case
3443 prologue_allocate_stack.
3444 (ia64_single_set): Use insn codes for recognition of special
3445 cases, not rtl matching.
3446 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
3448 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
3450 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
3452 2002-03-30 Richard Henderson <rth@redhat.com>
3455 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
3456 or -fomit-frame-pointer with profiling.
3457 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
3458 (FUNCTION_PROFILER): Do nothing.
3459 (PROFILE_HOOK): New.
3460 * config/sparc/sparc.c (sparc_override_options): Don't check
3461 code models for profiling.
3462 (sparc_function_profiler): Remove.
3463 (sparc_profile_hook): New.
3464 * config/sparc/sparc-protos.h: Update.
3466 2002-03-30 Jakub Jelinek <jakub@redhat.com>
3468 PR optimization/6086
3469 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
3470 of SUBREG of volatile MEM or because the MEM was mode dependent,
3471 return CLOBBER instead of unmodified SUBREG.
3473 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
3475 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
3476 when not optimizing.
3478 * toplev.c (rest_of_compilation): Cann mark_constant_function
3479 only when optimizing.
3481 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
3484 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
3485 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
3486 (try_optimize_cfg): clear all AUX fields.
3488 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
3489 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
3490 (ix86_address_cost): Be prepared for SUBREGed registers.
3491 (legitimate_address_p): Accept SUBREGed registers.
3493 2002-03-29 Richard Henderson <rth@redhat.com>
3496 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
3498 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3500 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
3501 for aggregate and TFmode types.
3503 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
3505 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
3507 2002-03-29 Richard Henderson <rth@redhat.com>
3510 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
3511 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
3513 2002-03-29 Richard Henderson <rth@redhat.com>
3516 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
3517 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
3518 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
3519 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
3521 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
3523 2002-03-29 Dale Johannesen <dalej@apple.com>
3525 * loop.c (combine_movables): Do allow combination of pseudos.
3527 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
3529 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
3530 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
3531 No functional change except ...
3532 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
3533 * doc/install.texi (*-*-freebsd*): Document port configuration.
3535 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
3537 * Makefile.in (convert.o, calls.o, expmed.o): Update.
3538 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
3540 * builtin-types.def (BT_PTRMODE): Update.
3541 * c-common.c (type_for_size): Rename c_common_type_for_size.
3542 (type_for_mode): Similarly.
3543 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
3545 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
3546 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
3547 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
3549 * c-typeck.c (common_type, comptypes, default_conversion):
3551 * calls.c: Include langhooks.h.
3552 (emit_library_call_value_1): Use new hooks. Avoid redundant
3554 * convert.c: Include langhooks.h
3555 (convert_to_pointer, convert_to_integer): Use new hooks.
3556 * except.c (init_eh): Similarly.
3557 * expmed.c: Include langhooks.h.
3558 (expand_mult_add): Use new hooks.
3559 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
3560 try_casesi): Similarly.
3561 * fold-const.c (optimize_bit_field_compare, make_range,
3562 decode_field_reference, fold_truthop, fold): Similarly.
3563 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
3564 put_var_into_stack): Similarly.
3565 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
3566 LANG_HOOKS_TYPE_FOR_SIZE): New.
3567 (LANG_HOOKS_TYPES_INITIALIZER): Update.
3568 * langhooks.h (lang_hooks_for_types): New hooks.
3569 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
3570 * tree.c (get_unwidened, get_narrower): Similarly.
3571 * tree.h (type_for_mode, type_for_size): Remove.
3572 * varasm.c (force_const_mem): Use new hooks.
3573 * utils2.c (nonbinary_modular_operation): Update.
3575 * objc-act.c (handle_impent): Update.
3576 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
3579 2002-03-29 Steve Ellcey <sje@cup.hp.com>
3581 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
3582 * config/ia64/ia64.c (basereg_operand): New.
3583 * config/ia64/ia64-protos.h (basereg_operand): Declare.
3584 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
3586 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
3588 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
3589 unwind information when frame_pointer_needed.
3590 (mmix_assemble_integer): Tweak wording in comment.
3592 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
3594 * Makefile.in (except.o): Update.
3595 * except.c: Include langhooks.h.
3596 (init_eh): Use langhook.
3597 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
3598 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
3599 (LANG_HOOKS_INITIALIZER): Update.
3600 * langhooks.h (lang_hooks_for_types): New.
3601 (struct lang_hooks): Add it.
3602 * tree.c (make_lang_type_fn, make_lang_type): Remove.
3603 * tree.h (make_lang_type_fn, make_lang_type): Remove.
3605 * alpha/alpha.c: Include langhooks.h.
3606 (alpha_build_va_list): Use langhook.
3607 * d30v/d30v.c: Include langhooks.h.
3608 (d30v_build_va_list): Use langhook.
3609 * i386/i386.c: Include langhooks.h.
3610 (ix86_build_va_list): Use langhook.
3611 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
3612 * s390/s390.c: Include langhooks.h.
3613 (s390_build_va_list): Use langhook.
3614 * stormy16/stormy16.c: Include langhooks.h.
3615 (stormy16_build_va_list): Use langhook.
3617 2002-03-29 Jakub Jelinek <jakub@redhat.com>
3620 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
3622 (length): Compute variable length for branches/calls/jumps here.
3623 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
3624 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
3625 define branch_type attribute.
3626 (divsi3_sp32): Maximum length is 6 not 7.
3627 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
3628 call_address_untyped_struct_value_sp32,
3629 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
3630 * config/sparc/sparc.c (empty_delay_slot): New function.
3631 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
3632 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
3634 2002-03-29 Jakub Jelinek <jakub@redhat.com>
3636 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
3637 nonzero_bits if not needed.
3638 (nonzero_bits) [XOR]: Likewise.
3639 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
3640 reg_last_set_mode and mode are both MODE_INT, but not equal.
3641 (record_value_for_reg): Compute reg_last_set_nonzero_bits
3642 in nonzero_bits_mode for MODE_INT modes.
3644 2002-03-28 Richard Henderson <rth@redhat.com>
3647 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
3648 to GAS. Correct drift between alternatives.
3650 2002-03-28 Richard Henderson <rth@redhat.com>
3653 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
3655 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
3657 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
3658 emulation to the linker.
3660 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
3662 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
3663 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
3665 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
3667 * combine.c (simplify_and_const_int): Make sure to apply mask
3668 when force_to_mode returns a constant integer. PR3311.
3670 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
3672 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
3674 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3676 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
3677 and Objective-C Dialect Options.
3679 2002-03-28 Richard Henderson <rth@redhat.com>
3681 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
3682 comparison should be done vs !=0 not >0 return code. Tidy cases.
3684 2002-03-28 Richard Henderson <rth@redhat.com>
3686 * c-decl.c (finish_function): New arg can_defer_p. Pass it
3687 on to c_expand_body.
3688 * c-tree.h (finish_function): Update decl.
3689 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
3691 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
3693 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
3695 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
3697 * rtlanal.c: Include flags.h
3698 (may_trap_p): Do not mark FP operations if trapping
3699 if !flag_trapping_math
3700 * Makefile.in (rtlanal.o): Add dependency on flag.h
3701 * ifcvt.c (noce_operand_ok): Avoid the lameness.
3703 2002-03-27 Zack Weinberg <zack@codesourcery.com>
3705 * mips.md: Use dconst1, not 1.0, as first argument of
3706 REAL_VALUE_LDEXP. Don't use union real_extract.
3708 2002-03-28 Alan Modra <amodra@bigpond.net.au>
3710 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
3711 rather than $target. Heed program_prefix and
3712 program_transform_name. Search for gas in cross-compiler case too.
3713 "test -x" rather than "test -f".
3714 (gcc_cv_ld): Likewise.
3715 (gcc_cv_nm): Heed program_prefix and program_transform_name.
3716 (gcc_cv_objdump): Likewise.
3717 * configure: Regenerate.
3719 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
3721 * Makefile.in (attribs.o): Update.
3722 * attribs.c: Include langhooks.h.
3723 (decl_attributes): Use langhook.
3724 * c-decl.c (insert_default_attributes): Rename.
3725 * c-tree.h (c_insert_default_attributes): New.
3726 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
3727 (LANG_HOOKS_INITIALIZER): Update.
3728 * langhooks.h (struct lang_hooks): New hook.
3729 * tree.h (insert_default_attributes): Remove.
3731 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
3733 2002-03-27 Andreas Schwab <schwab@suse.de>
3735 * config/i386/i386.c (classify_argument): Also check for
3738 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3740 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
3743 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
3745 * i960.md (ret): Set PC.
3746 (nonlocal_goto): Fix expander.
3747 * builtins.c (epxand_builin_longjmp): Check that we've emitted
3750 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
3752 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
3755 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3757 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
3758 assigning to BLOCK_FOR_INSN directly.
3760 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
3762 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
3764 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
3766 * c-common.c (c_expand_expr): Fix prototype.
3767 * c-common.h (c_expand_expr): Always declare, update.
3768 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
3769 * c-objc-common.c (c_objc_common_init): No global hook.
3770 * expr.c (expand_expr): Use langhook.
3771 * expr.h (enum expand_modifier): Conditionally declare.
3772 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
3773 (LANG_HOOKS_INITIALIZER): Update.
3774 * langhooks.c (lhd_expand_expr): New.
3775 * langhooks.h (struct lang_hooks): New hook.
3776 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
3777 (lang_independent_init): Don't default hook.
3779 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
3781 2002-03-27 Richard Henderson <rth@redhat.com>
3784 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
3785 TARGET_CONST_GP. Simplify conditions.
3787 2002-03-27 Richard Henderson <rth@redhat.com>
3789 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
3790 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
3791 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
3793 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
3795 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
3796 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
3797 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
3798 Remove unnecessary masks.
3799 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
3800 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
3801 -mwindows, -mdll switches and their negations.
3803 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
3805 * gcc-common.c (lang_mark_false_label_stack): Remove.
3806 * ggc.h (lang_mark_false_label_stack): Similarly.
3808 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
3810 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
3812 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
3813 or __rtems_ is defined.
3815 2002-03-26 Richard Henderson <rth@redhat.com>
3817 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
3818 if a non-trivial load was emitted.
3819 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
3820 in high+extra+low case.
3822 2002-03-26 Richard Henderson <rth@redhat.com>
3824 * config.gcc (sparc*-solaris): Use float_format=sparc.
3826 2002-03-26 Richard Henderson <rth@redhat.com>
3828 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
3829 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
3830 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
3831 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
3832 (WINT_TYPE_SIZE): Fix at 32.
3834 2002-03-26 Richard Henderson <rth@redhat.com>
3836 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
3837 until after eh landing pad generation.
3838 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
3839 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
3841 2002-03-26 Richard Henderson <rth@redhat.com>
3843 * expr.h (ADD_PARM_SIZE): One more convert for INC.
3845 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
3847 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
3848 and warning switches.
3849 (cc1_options): Likewise.
3851 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
3853 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
3854 Restore more of the signal context. Set no_reg_stack_frame.
3855 * config/ia64/unwind-ia64.c (unw_state_record):
3856 Add no_reg_stack_frame, comments.
3857 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
3858 (uw_update_context): Adjust bsp when unwinding from leaf,
3859 but not signal frame.
3861 2002-03-26 David Edelsohn <edelsohn@gnu.org>
3863 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
3865 2002-03-26 Bob Wilson <bob.wilson@acm.org>
3867 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
3869 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
3872 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
3873 "Add a pool_range attribute", which was lost during the ARM/Thumb
3876 2002-03-26 Bob Wilson <bob.wilson@acm.org>
3878 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
3879 a register into the MAC16 accumulator.
3881 2002-03-26 Andrew Cagney <ac131313@redhat.com>
3883 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
3884 (Warning Options): Document -Wswitch-enum.
3885 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
3887 (warn_switch_enum): Define variables.
3888 * flags.h (warn_switch_enum): Declare variables.
3889 * stmt.c (expand_end_case_type): When warn_switch_enum /
3890 -Wswitch-enum, perform switch checks.
3893 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
3895 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
3896 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
3897 (reload_muladdsi_compare0_scratch): Delete.
3899 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
3901 * doc/install.texi (*-*-freebsd*): Update.
3903 2002-03-26 Richard Henderson <rth@redhat.com>
3905 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
3906 (SUB_PARM_SIZE): Cast DEC to ssizetype.
3908 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
3909 types from the normal argument frame.
3911 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
3912 variable sized objects by reference.
3913 (sparc_va_arg): Receive them by reference too.
3915 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
3917 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
3918 code to not restoring global registers.
3920 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
3922 * Makefile.in (ggc-common.o): Update.
3923 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
3924 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
3925 * c-tree.h (c_mark_tree): New.
3926 * ggc-common.c: Include langhooks.h.
3927 (gcc_mark_trees): Use new langhook.
3928 * ggc-callbacks.c: Delete file.
3929 * ggc.h (lang_mark_tree): Remove.
3930 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
3931 (LANG_HOOKS_INITIALIZER): Update.
3932 * langhooks.h (struct lang_hooks): New hook.
3934 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
3936 2002-03-25 Zack Weinberg <zack@codesourcery.com>
3938 * doc/cpp.texi: Exclude entire Top node from printed manual.
3939 Move option index after directive index. Insert page breaks
3940 before GFDL and concept index. Index environment variables
3941 with command line options.
3942 * doc/cppenv.texi: Use @vtable for environment variable list.
3943 Add paragraph explaining semantics of empty elements in path
3944 variables. Exclude a cross-reference to Fishkill from the
3945 manpage. Remove an unnecessary cross-reference of the entry
3946 right above the referer. Don't use @anchor in text that goes
3948 * doc/cppopts.texi: Cross-reference the environment variables
3949 section, not the specific environment variable, for consistency.
3951 2002-03-25 Richard Henderson <rth@redhat.com>
3953 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
3954 anywhere in the block. Don't refer to insns that have been
3955 removed from the chain. Iterate backward through the new insns.
3956 Don't refer to edges that have been removed.
3958 2002-03-26 Alan Modra <amodra@bigpond.net.au>
3960 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
3961 test for overflow of constant.
3963 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
3966 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
3967 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
3968 these patterns on arm_archv4.
3970 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
3972 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
3975 2002-03-25 Zack Weinberg <zack@codesourcery.com>
3977 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
3978 float_handled, float_handler, float_signal, set_float_handler,
3979 and do_float_handler. Set handler for SIGFPE to crash_signal.
3980 * toplev.h: Don't prototype do_float_handler.
3982 * c-lex.c: Fold parse_float into lex_number. Make warning
3983 about portability of hex float constants more informative, and
3984 don't issue it on top of a syntax error.
3985 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
3987 * real.h: Define REAL_VALUE_ABS here...
3988 * simplify-rtx.c: ... not here. Fold check_fold_consts,
3989 simplify_unary_real, simplify_binary_real, and
3990 simplify_binary_is2orm1 into their callers.
3991 * tree.c: Fold build_real_from_int_cst_1 into caller.
3993 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
3995 * tsystem.h: Include float.h here...
3996 * libgcc2.c: ... not here.
3998 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
4000 Fixes for: PR bootstrap/3591, target/5676
4001 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
4002 defined. Do not disable exceptions or rtti.
4003 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
4004 mcore.h. Disable exceptions and rtti, since they are not
4007 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
4009 * c-decl.c (maybe_build_cleanup): Remove.
4010 * expr.c (expand_expr): Use langhook.
4011 * langhooks-def.h (lhd_return_null_tree,
4012 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
4013 (LANGHOOKS_INITIALIZER): Update.
4014 * langhooks.c (lhd_return_null_tree): New.
4015 * langhooks.h (struct lang_hooks): New hook.
4016 * tree-inline.c (initialize_inlined_parameters): Use langhook.
4017 * tree.h (maybe_build_cleanup): Remove.
4019 2002-03-25 Jakub Jelinek <jakub@redhat.com>
4021 * regrename.c (build_def_use): Move recog_memoized
4022 before extract_insn.
4024 2002-03-25 Jakub Jelinek <jakub@redhat.com>
4027 * expr.c (emit_group_store): Handle storing into CONCAT.
4029 2002-03-25 Jakub Jelinek <jakub@redhat.com>
4031 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
4032 corresponding MATCH_DUP.
4034 2002-03-24 Richard Henderson <rth@redhat.com>
4036 * unroll.c (unroll_loop): Zero label_map.
4038 * gcse.c: Include except.h.
4039 * Makefile.in (gcse.o): Update.
4041 2002-03-24 Richard Henderson <rth@redhat.com>
4043 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
4044 Do resolve_unique_section before shared data clause.
4046 2002-03-24 Richard Henderson <rth@redhat.com>
4048 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
4050 2002-03-24 Richard Henderson <rth@redhat.com>
4052 * recog.c (peephole2_optimize): Split blocks when EH insns are
4053 generated in the middle of a block. Do global life update if
4056 2002-03-24 Richard Henderson <rth@redhat.com>
4058 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
4060 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
4063 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
4064 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
4065 (init_dependency_output): Don't make no_output decision here.
4067 2002-03-24 Andrew Cagney <ac131313@redhat.com>
4069 * stmt.c (check_for_full_enumeration_handling): Remove tests of
4070 warn_switch. Update description.
4071 (expand_end_case_type): Call check_for_full_enumeration_handling
4074 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4076 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
4077 (m68hc11_split_move): Call it to see if the source and destination
4078 operands use the same direction auto inc/dec mode, otherwise make the
4079 source an offsetable memory operand and generate an add.
4081 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4083 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
4084 register for operand 2.
4085 ("*subsi3_zero_extendqi"): Likewise.
4086 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
4087 bits so that it is compatible with a pop.
4088 ("*andhi3_gen"): Likewise.
4089 ("xorhi3"): Likewise.
4091 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
4093 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
4095 (cpp_post_options): ... not here.
4097 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
4098 Aldy Hernandez <aldyh@redhat.com>
4100 Removal of separate preprocessor cpp0.
4102 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
4103 cpp0, install-common): Update.
4104 * c-common.c (flag_preprocess_only): New.
4105 (c_common_init): Preprocess for -E.
4106 * c-common.h (flag_preprocess_only): New.
4107 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
4108 * c-objc-common.c (c_init_decl_processing): Exit quickly
4109 for NULL return from c_common_init.
4110 * cpplib.h (cpp_preprocess_file): New.
4111 * cppmain.c (main, general_init, pfile, progname): Remove.
4112 (do_preprocessing): Rename cpp_preprocess_file, don't call
4113 cpp_finish. Don't close stdout here.
4114 (setup_callbacks): Update prototype.
4115 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
4117 * tradcpp.c (main): Ignore -quiet.
4119 * lang-specs.h (default_compilers): Preprocess with cc1obj.
4121 2002-03-24 Richard Henderson <rth@redhat.com>
4123 PR optimization/5742
4124 * machmode.def: Add inner mode field to complex modes.
4125 * config/mips/mips.c (mips_function_value): Always define. Add
4126 new argument to handle libcalls.
4127 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
4128 (FUNCTION_VALUE): Likewise.
4129 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
4130 * config/mips/mips-protos.h: Update.
4132 2002-03-23 Richard Henderson <rth@redhat.com>
4134 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
4135 * config/sparc/sparc-protos.h: Update.
4136 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
4138 2002-03-23 Richard Henderson <rth@redhat.com>
4140 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
4141 _start or _init begins the text segment.
4143 2002-03-23 David Edelsohn <edelsohn@gnu.org>
4145 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
4146 not HOST_WIDEST_INT.
4147 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
4149 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
4152 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
4153 operand argument to output_return_instruction.
4154 * arm.c (arm_print_operand, case 'd'): If the operand is
4155 const_true_rtx then just return.
4156 (arm_print_operand, case 'D'): If the operand is const_true_rtx
4159 2002-03-23 Andrew Cagney <ac131313@redhat.com>
4161 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
4162 (Warning Options): Document -Wswitch-default.
4163 * toplev.c (W_options): Add -Wswitch-default. Update comment on
4165 (warn_switch_default): Define variable.
4166 (warn_switch): Update comment.
4167 * flags.h (warn_switch_default): Declare variable.
4168 (warn_switch): Update comment.
4169 * stmt.c (expand_end_case): Check for and, when
4170 warn_switch_no_default, warn of a missing default case.
4172 2002-03-23 Alan Modra <amodra@bigpond.net.au>
4174 * real.h (N): Special case 128 bit doubles.
4176 * combine.c (simplify_comparison): When widening modes, ignore
4177 sign extension on CONST_INTs.
4179 2002-03-22 Bob Wilson <bob.wilson@acm.org>
4181 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
4182 passed to adjust_address. Fix comment formatting.
4185 2002-03-22 Zack Weinberg <zack@codesourcery.com>
4187 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
4188 Always make REAL_VALUE_TYPE a struct containing an array of
4189 HOST_WIDE_INT, not a double. Tidy up the code deciding how
4190 big it is. Don't declare or use union real_extract.
4192 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
4193 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
4194 (print_operand), config/arm/arm.c (output_move_double),
4195 config/arm/arm.md (consttable_4, consttable_8),
4196 config/romp/romp.c (output_fpops), config/s390/s390.h
4197 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
4198 (xtensa_output_literal): Don't use union real_extract.
4200 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
4201 (sfmode_constant_to_ulong), config/ns32k/merlin.h
4202 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
4203 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
4204 (PRINT_OPERAND): Don't use local version of union
4207 * config/convex/convex.c (check_float_value), config/vax/vax.c
4208 (vax_float_literal), config/m88k/m88k.md (divdf3),
4209 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
4210 config/pdp11/pdp11.c (output_move_quad): Don't do host
4211 arithmetic on target floating point quantities.
4213 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
4214 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
4216 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
4217 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
4219 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
4220 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
4222 * print-rtl.c (print_rtx): Disable code which needs
4223 floating-point emulator.
4224 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
4225 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
4226 depending on HOST_FLOAT_FORMAT to be defined properly.
4228 * config/1750a/1750a.c (get_double, float_label): Delete.
4229 (print_operand): Delete huge commented-out chunk. Use
4230 REAL_VALUE_TO_DECIMAL.
4231 * config/1750a/1750a-protos.h: Delete prototypes of deleted
4233 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
4235 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
4236 Use REAL_VALUE_TO_DECIMAL as ELF version does.
4237 * config/m88k/m88k.c (real_power_of_2_operand,
4238 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
4239 real_extract out of the union; run the input through
4240 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
4241 from that into the union.
4242 * config/pdp11/pdp11.c (output_move_double): Rearrange
4243 parentheses to make automatic indenter happy.
4245 * doc/tm.texi (Cross-compilation): Rename node to "Floating
4246 Point" and rewrite to describe current situation. Also adjust
4247 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
4249 * doc/rtl.texi: Adjust cross reference.
4251 2002-03-22 Bob Wilson <bob.wilson@acm.org>
4253 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
4254 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
4255 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
4256 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
4257 prevent use of sp as a reload register.
4258 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
4259 non_acc_reg_operand.
4260 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
4261 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
4262 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
4263 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
4265 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
4267 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
4268 * cpplex.c (unterminated): Delete.
4269 (parse_string): No string literal may extend over multiple
4270 lines. Suppress the error when preprocessing assembly.
4271 * cppmain.c (scan_translation_unit): Strings are single-line.
4273 * doc/cpp.texi: Update to match.
4275 2002-03-22 Jakub Jelinek <jakub@redhat.com>
4277 PR optimization/5854
4278 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
4280 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
4281 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
4282 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
4283 const0 if scratch register was not allocated.
4284 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
4285 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
4287 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
4288 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
4289 with GEN_INT (...) everywhere. Remove constraints in define_split
4291 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
4292 require scratch register for setting 0 into regs/non-pushable memory.
4294 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
4296 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
4297 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
4299 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
4301 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
4302 * cppinit.c (cpp_create_reader): On by default.
4303 (cpp_handle_option): Handle -W[no-]endif-labels.
4304 (cpp_post_options): Also enable if -pedantic.
4305 * cpplib.c (do_else): Use it.
4306 (do_endif): Likewise.
4307 * doc/cppopts.texi: Document new option.
4308 * doc/invoke.texi: Document new option.
4310 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
4312 * config/i386/i386.c, config/i386/i386.md: Change all occurences
4313 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
4315 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
4317 * flow.c (calculate_global_regs_live): Clear aux fields of
4320 2002-03-22 Jakub Jelinek <jakub@redhat.com>
4322 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
4323 REG or MEM subregs, pass rtx * instead of rtx to it.
4324 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
4325 rtx * instead of rtx to alter_subreg.
4326 * config/m32r/m32r.c (gen_split_move_double): Likewise.
4327 * config/pj/pj.c (pj_output_rval): Likewise.
4329 2002-03-22 Richard Henderson <rth@redhat.com>
4332 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
4333 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
4334 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
4335 (ia64_expand_prologue): Look at int_regs, not words, for number
4336 of incomming int regs.
4338 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
4340 * expr.c (expand_expr): A RESULT_DECL is part of a call.
4342 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
4344 * toplev.c (flag_loop_optimize, flag_crossjumping):
4345 New static variables.
4346 (rest_of_compilation): Conditionalize crossjumping and
4348 (parse_options_and_default_flags): Default loop_optimize and
4350 (lang_independent_options): Add -fcrossjumping and -floop-optimize
4351 * invoke.texi (crossjumping, loop-optimize): Document.
4353 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
4355 * real.c (eiisneg): Move outside #ifdef NANS.
4357 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
4359 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
4360 frequencies match; avoid match on different loop depths.
4361 (try_crossjump_to_bb): Kill tests that no longer brings time
4363 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
4365 (split_edge): Likewise.
4367 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
4370 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
4371 * cfgrtl.c: Include insn-config.h
4372 (split_block) Dirtify block in presence of conditional execution
4374 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
4376 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
4377 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
4378 (function_arg): Constify CUMULATIVE_ARGS.
4379 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
4380 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
4381 (UNITS_PER_DOUBLE): New macro.
4382 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
4383 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
4384 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
4385 fp_regs and stack_words.
4386 (EABI_FLOAT_VARARGS_P): New macro.
4387 * config/mips/mips.c (struct mips_arg_info): New.
4388 (mips_arg_info): New function.
4389 (function_arg_advance): Use it. Add adjustment instructions here
4390 rather than in function_arg.
4391 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
4392 for VOIDmode at the beginning of the function.
4393 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
4394 (function_arg_pass_by_reference): Likewise.
4395 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
4396 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
4397 (mips_va_start): Likewise. Use the new stack_words field of
4398 CUMULATIVE_ARGS to set up overflow area. Reformat.
4399 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
4400 doubles and other types, aligning the overflow pointer for non-doubles
4401 too. Remove some code duplication. Replace hard-coded constants.
4403 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
4405 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
4406 (CLASS_UNITS): Undefine.
4407 (CLASS_MAX_NREGS): Use FP_INC.
4408 * config/mips/mips.c (compute_frame_size): Likewise.
4409 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
4411 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
4413 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
4414 prototype, and handle lexing numbers and identifiers.
4415 (parse_identifier): Update to new form of parse_slow.
4416 (parse_number): Fast path only, use parse_slow otherwise.
4417 (_cpp_lex_direct): Update calls to parse_number.
4419 2002-03-21 DJ Delorie <dj@redhat.com>
4421 * bb-reorder.c (make_reorder_chain_1): Protect against
4422 when redundant edges are omitted.
4423 * predict.c (dump_prediction): Likewise.
4425 2002-03-21 Richard Henderson <rth@redhat.com>
4428 * fixinc/inclhack.def (solaris_stdio_tag): New.
4429 * fixinc/fixincl.x: Regenerate.
4431 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
4434 * c-typeck.c (process_init_element): Flag non-static
4435 initialization of a flexible array member as illegal.
4437 2002-03-22 Alan Modra <amodra@bigpond.net.au>
4439 * config/rs6000/t-linux64: New.
4440 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
4441 t-ppccomm. Use t-rs6000 and t-linux64.
4442 (powerpc64-*-gnu* <tmake_file>): Likewise.
4443 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
4444 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
4445 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
4447 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
4449 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
4450 flag_really_no_inline instead of optimize == 0.
4452 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
4454 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
4456 * flags.h (flag_really_no_inline): New.
4458 * c-common.c (c_common_post_options): Initialize
4459 flag_really_no_inline.
4461 * toplev.c (flag_really_no_inline): New.
4463 2002-03-21 Jakub Jelinek <jakub@redhat.com>
4465 * config/avr/avr.md (length): Fix length computation for
4466 conditional branches.
4468 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
4470 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
4471 sdbout.o, profile.o): Update.
4472 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
4474 * c-common.h (gettags): Move here from tree.h.
4475 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
4476 insert_block, getdecls, kept_level_p, global_bindings_p): New.
4477 * dbxout.c (dbxout_init): Use getdecls langhook.
4478 * expr.c (expand_expr): Use insert_block langhook.
4479 * fold-const.c: Include langhooks.h.
4480 (fold_range_test, fold_binary_op_with_conditional_arg,
4481 fold): Use global_bindings_p langhook.
4482 * integrate.c (expand_inline_function): Use insert_block langhook.
4483 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
4484 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
4485 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
4486 LANG_HOOKS_GETDECLS): New.
4487 (LANG_HOOKS_INITIALIZER): Update.
4488 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
4490 * langhooks.h (struct lang_hooks_for_decls): New.
4491 (struct lang_hooks): Update.
4492 * profile.c: Include langhooks.h.
4493 (output_func_start_profiler): Use new langhooks.
4494 * sdbout.c: Include langhooks.h.
4495 (sdbout_init, sdbout_finish): Use getdecls langhook.
4496 * stmt.c: Include langhooks.h.
4497 (expand_fixup, fixup_gotos): Use new langhooks.
4498 * stor-layout.c: Include langhooks.h.
4499 (variable_size): Use global_bindings_p langhook.
4500 * toplev.c (compile_file): Use getdecls langhook.
4501 * tree-inline.c (remap_block): Use insert_block langhook.
4502 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
4503 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
4505 2002-03-21 Richard Henderson <rth@redhat.com>
4507 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
4508 constants in .data when -fpic.
4510 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4512 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
4515 2002-03-21 Tom Tromey <tromey@redhat.com>
4517 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
4519 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4521 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
4523 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
4525 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
4526 Richard Henderson <rth@redhat.com>
4529 * c-common.c (c_expand_expr): Preserve result of a statement
4530 expression if needed.
4532 2002-03-21 Jakub Jelinek <jakub@redhat.com>
4535 * genrecog.c (maybe_both_true_mode): Remove.
4536 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
4537 * machmode.def (Pmode): Likewise.
4539 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
4541 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
4542 (nonlocal_mentioned_p_1): New function.
4543 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
4544 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
4545 (mark_constant_function): Recognize pure functions.
4546 * rtl.h (global_reg_mentioned_p): New prototype.
4547 * rtlanal.c (global_reg_mentioned_p,
4548 global_reg_mentioned_p_1): New function.
4550 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4552 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
4554 * fixinc/fixincl.x: Regenerate.
4556 2002-03-20 Jason Merrill <jason@redhat.com>
4558 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
4560 2002-03-20 Michael Meissner <meissner@redhat.com>
4562 * doc/invoke.texi (Optimize Options): Document that -O2 sets
4565 2002-03-20 Bob Wilson <bob.wilson@acm.org>
4567 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
4568 ".literal_position" directive before the constant pool.
4570 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4572 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
4573 Add Craig Rodrigues.
4574 Add Brad Lucier to testers.
4576 2002-03-20 Jakub Jelinek <jakub@redhat.com>
4579 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
4581 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
4582 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
4583 instead of insn_extract.
4585 2002-03-20 Jakub Jelinek <jakub@redhat.com>
4588 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
4590 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
4591 stmt if some case has been output.
4593 2002-03-20 Jakub Jelinek <jakub@redhat.com>
4596 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
4597 movsfcc_1, movdfcc_1): Add %O2.
4598 * config/i386/i386.c (print_operand): Handle %ON.
4599 Print . before float condition codes in Sun as cmov syntax.
4600 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
4601 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
4604 2002-03-20 Philip Blundell <pb@nexus.co.uk>
4606 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
4607 return instruction if PC was popped.
4609 2002-03-20 Bob Wilson <bob.wilson@acm.org>
4611 * config/xtensa/xtensa.md: Remove unused type attributes.
4612 (adddi_carry, subddi_carry): Change type attribute to "multi".
4614 2002-03-19 Dale Johannesen <dalej@apple.com>
4616 PR optimization/5999, middle-end/5731
4617 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
4618 multiplications by reciprocals.
4620 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
4622 * Makefile.in: Update.
4623 * c-common.c: Include langhooks.h.
4624 (inline_forbidden_p): Use new hook.
4625 * diagnostic.c: Include langhooks.h.
4626 (format_with_decl, announce_function,
4627 default_print_error_function): Use new hook.
4628 * dwarf2out.c (dwarf2_name): Use new hook.
4629 * function.c: Include langhooks.h.
4630 (init_function_start): Use new hook.
4631 * langhooks-def.h (lhd_decl_printable_name): New.
4632 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
4633 (LANGHOOKS_INITIALIZER): Update.
4634 * langhooks.c (lhd_decl_printable_name): New.
4635 * langhooks.h (struct lang_hooks): New hook.
4636 * toplev.c (decl_name, decl_printable_name): Remove.
4637 (open_dump_file): Use new hook.
4638 (process_options): Remove old hook.
4639 * tree.h (decl_printable_name): Remove.
4641 * objc-act.c (objc_init): Remove old hook.
4642 (objc_printable_name): Export.
4643 * objc-act.h (objc_printable_name): New.
4644 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
4646 2002-03-19 Jim Blandy <jimb@redhat.com>
4648 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
4649 the start_source_file debug hook, not the current line number.
4651 2002-03-19 Richard Henderson <rth@redhat.com>
4653 * flow.c (EH_USES): Provide default.
4654 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
4655 * doc/tm.texi (EH_USES): New.
4657 * config/ia64/ia64.c (ia64_eh_uses): New.
4658 * config/ia64/ia64-protos.h: Update.
4659 * config/ia64/ia64.h (EH_USES): New.
4661 2002-03-19 Richard Henderson <rth@redhat.com>
4663 * varasm.c (output_constant_def): Fix stupid typo.
4665 2002-03-19 Richard Henderson <rth@redhat.com>
4668 * except.c (current_function_has_exception_handlers): New.
4669 * except.h: Declare it.
4670 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
4671 Combine tests that disable all sibcalls for the function.
4673 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
4675 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
4678 2002-03-19 Richard Henderson <rth@redhat.com>
4681 * config/ia64/ia64.c: Revert 2002-03-01 patch.
4682 * config/ia64/ia64.h (INIT_EXPANDERS): New.
4684 2002-03-19 Jim Blandy <jimb@redhat.com>
4686 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
4687 name, even if the replacement list contains no tokens, as required
4690 2002-03-19 Jason Merrill <jason@redhat.com>
4692 * varasm.c (globalize_decl): Get the name from the RTL, not
4693 DECL_ASSEMBLER_NAME.
4695 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
4697 2002-03-19 Bob Wilson <bob.wilson@acm.org>
4699 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
4700 subdi_carry): Define.
4702 2002-03-19 David Edelsohn <edelsohn@gnu.org>
4704 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
4705 about -fpic/-fPIC if extra_warnings set.
4707 2002-03-19 David Edelsohn <edelsohn@gnu.org>
4709 * expr.c (expand_expr): Sign-extend CONST_INT generated from
4710 TREE_STRING_POINTER.
4711 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
4713 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4715 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
4716 in favor of SP if FRAME_POINTER_REQUIRED is false.
4718 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
4720 * emit-rtl.c (gen_int_mode): New function.
4721 * rtl.h: Prototype for it.
4722 * combine.c (make_extraction, simplify_comparison), expmed.c
4723 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
4724 (convert_modes, store_field), optabs.c (expand_fix),
4725 simplify-rtx.c (neg_const_int, simplify_unary_real),
4727 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
4728 Use it instead of GEN_INT (trunc_int_for_mode (...)).
4730 2002-03-19 Jakub Jelinek <jakub@redhat.com>
4733 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
4734 convert_parm_for_inlining.
4735 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
4737 * langhooks-def.h: Likewise.
4738 * objc/objc-lang.c: Likewise.
4739 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
4741 * tree-inline.c (initialize_inlined_parameters):
4742 Call convert_parm_for_inlining lang hook if needed.
4743 * c-typeck.c (c_convert_parm_for_inlining): New function.
4744 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
4746 2002-03-18 Mark Mitchell <mark@codesourcery.com>
4748 * calls.c (precompute_arguments): Do not assume that temporaries
4749 can be destroyed after expanding the argument.
4750 (expand_call): Likewise.
4752 2002-03-15 Eric Christopher <echristo@redhat.com>
4754 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
4755 Fix register preference on last change.
4756 * config/mips/mips.c (mips_return_in_memory): New function.
4757 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
4758 * config/mips/mips-protos.h: Declare.
4759 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
4760 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
4762 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
4764 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
4766 (anddi3, iorsi3): Likewise.
4768 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
4769 use %gprel for symbols that are going to be placed in linkonce
4772 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
4773 RETURN_ADDRESS_POINTER_REGNUM to $ra.
4774 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
4775 not needed. Disregard leaf_function_p().
4776 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
4777 mips16 frame pointer.
4778 * config/mips/mips.md (store ra): Only to small SP offsets.
4779 2001-08-22 Graham Stott <grahams@redhat.com>
4780 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
4781 return a REG rtx for the return address register.
4783 2002-03-18 Bob Wilson <bob.wilson@acm.org>
4785 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
4786 constant-pool addresses as "mode-dependent".
4787 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
4789 2002-03-18 Jakub Jelinek <jakub@redhat.com>
4792 * expr.c (emit_group_load): Use extract_bit_field if
4793 needed for CONCAT arguments.
4795 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
4798 * arm.md (tablejump): Make this a define_expand. For PIC add the
4799 offset to the base of the table.
4800 (thumb_tablejump): Matcher for Thumb tablejump insn.
4801 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
4802 as the difference of two labels.
4803 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
4804 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
4806 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
4807 * arm.c (get_jump_table_size): If the table is not in the text
4808 section, return zero.
4810 2002-03-18 Bernd Schmidt <bernds@redhat.com>
4812 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
4814 (arm_reload_out_hi): Use gen_lowpart instead of
4815 gen_rtx_SUBREG to access QImode components.
4816 * config/arm/arm.md: Disable zero_extend split for QImode
4817 subregs in BIG_ENDIAN mode.
4818 (storehi_bigend): Match use of least significant byte.
4819 (storeinthi): Remove extraneous SUBREG.
4820 Add missing construction of operands[2].
4821 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
4822 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
4823 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
4825 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
4827 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
4830 2002-03-17 Richard Henderson <rth@redhat.com>
4832 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
4835 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
4837 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
4838 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
4840 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4842 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
4844 * predict.c (estimate_bb_frequencies): Delete unused variables.
4846 2002-03-17 Richard Henderson <rth@redhat.com>
4848 * config/ia64/ia64.c (ia64_attribute_table): Move before
4849 targetm definition. Make static.
4851 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
4853 * c-common.h (yyparse, c_common_parse_file): New.
4854 * c-lang.c: Include c-common.h.
4855 (LANG_HOOKS_PARSE_FILE): Redefine.
4856 * c-lex.c: Include c-common.h.
4857 (yyparse): Rename c_common_parse_file. Call yyparse.
4858 * c-parse.in (yyparse): Remove macro.
4859 * c-tree.h (yyparse_1): Remove.
4860 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
4861 (LANG_HOOKS_INITIALIZER): Update.
4862 * langhooks.h (struct lang_hoooks): New hook parse_file.
4863 * toplev.c (compile_file): Use parse_file hook.
4864 * tree.h (yyparse): Remove.
4865 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
4867 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
4869 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
4870 float_truncate, not fix.
4871 ("*truncdfsf2_real"): Ditto.
4872 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
4874 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
4876 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
4878 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
4879 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
4880 where appropriate. Make the second reference to
4881 leaf_function_p a function call, as intended. Reindented.
4883 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
4884 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
4886 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
4887 add register to non-constant into sp.
4889 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
4890 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
4891 (mips16_gp_pseudo_rtx): Lose.
4892 (INIT_EXPANDERS): Deleted.
4893 * config/mips/mips.c (mips_init_machine_status): New.
4894 (mips_free_machine_status): New.
4895 (mips_mark_machine_status): New.
4896 (override_options): Set them.
4897 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
4898 (struct machine_function): ... new. Replaced all references.
4899 (mips_add_gc_roots): Don't mark them.
4900 (embedded_pic_fnaddr_reg): New, extracted from...
4901 (embedded_pic_offset): ... here.
4902 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
4905 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
4907 * cppinit.c: Revert -MD removal.
4909 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4911 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
4912 soft registers by default for 68HC12.
4913 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
4914 when compiling with -fomit-frame-pointer.
4915 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
4916 (expand_epilogue): Likewise.
4917 (m68hc11_gen_rotate): Use exg when rotating by 8.
4919 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4921 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
4922 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
4923 (splits): Remove unused add splits.
4924 ("*addhi3_68hc12"): Tune constraints.
4925 ("addhi_sp"): Try to use X instead of Y in all cases and if the
4926 constant fits in 8-bits and D is dead use abx/aby instructions.
4927 ("*addhi3"): Remove extern declaration of ix_reg.
4928 ("*subsi3"): Optimize and provide new split.
4929 ("subhi3"): Cleanup.
4930 ("*subhi3_sp"): Avoid saving X if we know it is dead.
4931 (arith splits): For 68hc12 save the address register on the stack
4932 and do the arithmetic operation with a pop.
4934 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4936 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
4937 allocating QImode in address registers.
4938 ("*movqi_m68hc11"): Likewise.
4940 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
4942 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
4944 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
4946 * cppinit.c (print_help): Display -MD and -MMD.
4947 Don't display usage string. Update assertion syntax and
4949 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
4950 (cpp_handle_option): Update.
4952 2002-03-15 Chris Demetriou <cgd@broadcom.com>
4954 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
4955 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
4956 and define it so that regardless of target CPU size,
4957 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
4958 of "int" rather than "long."
4960 2002-03-15 Richard Henderson <rth@redhat.com>
4962 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
4965 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4967 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
4968 ("tstqi" split): Avoid using memory for tstqi on address register.
4969 (splits): Remove constraints.
4970 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
4971 ("cmpdf", "cmpsf"): Remove since not used.
4972 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
4973 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
4975 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4977 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
4978 ("neghi2"): Tighten constraints.
4979 ("one_cmplsi2"): Optimize and simplify split.
4980 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
4982 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4984 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
4985 and split of AND operation to clear the upper bits.
4986 ("*logicalsi3_zextqi"): Likewise.
4987 ("*logicallhi3_zexthi_ashift8"): Likewise.
4988 ("*logicalsi3_silshr16"): Likewise.
4989 ("logicalsi3_silshl16"): Likewise.
4990 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
4992 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4994 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
4995 (m68hc11_indirect_p): New function.
4996 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
4997 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
4999 (asm_print_register): Likewise.
5000 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
5001 (m68hc11_indirect_p): Declare.
5002 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
5003 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
5004 (TARGET_SWITCHES): New option -mrelax.
5005 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
5007 ("iorsi3", "xorsi3"): Likewise.
5008 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
5009 ("*andhi3_mem"): New to handle destination in memory with bclr
5010 and a scratch register.
5011 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
5012 ("*andhi3_const"): New when operand2 is constant.
5013 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
5014 ("*andhi3_gen"): Cleanup of the old "andhi3".
5015 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
5016 ("xorqi3"): Update constraints.
5018 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5020 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
5021 for reg_equiv_memory_loc when the operand is a register that does
5022 not get a hard register (stack location).
5023 (tst_operand): After reload, accept all memory operand.
5024 (symbolic_memory_operand): Fix detection of symbolic references.
5025 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
5026 accept symbols and any constant.
5028 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5030 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
5031 note on the insn that sets the soft frame register.
5032 (must_parenthesize): ix and iy are also reserved names.
5033 (print_operand_address): One more place where parenthesis are required
5034 to avoid confusion with register names.
5035 (m68hc11_gen_movhi): Allow push of stack pointer.
5036 (m68hc11_check_z_replacement): Fix handling of parallel with a
5038 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
5039 the replacement register is.
5040 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
5041 and D8_REGS classes.
5042 (MODES_TIEABLE_P): All modes are tieable except QImode.
5044 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5046 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
5047 (___subdi3): Likewise.
5048 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
5049 (__map_data_section): Optimize 68hc11 case.
5051 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5053 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
5054 than a shift to avoid adding a register with itself.
5055 (m68hc11_memory_move_cost): Take into account NO_REGS.
5056 (m68hc11_register_move_cost): Update and use memory move cost
5058 (m68hc11_address_cost): Make cost of valid offset not 0 so that
5059 it gives more opportunities to cse to optimize.
5060 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
5061 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
5063 2002-03-15 Mark Mitchell <mark@codesourcery.com>
5065 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
5066 * c-common.def (CLEANUP_STMT): New tree node.
5067 * c-common.h (CLEANUP_DECL): New macro.
5068 (CLEANUP_EXPR): Likewise.
5069 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
5070 * expr.c (expand_expr): Tidy.
5071 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
5072 * tree-inline.c (initialize_inlined_parameters): Clean up
5073 new local variables.
5075 2002-03-15 Jakub Jelinek <jakub@redhat.com>
5078 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
5079 before movrXX only, use reg_overlap_mentioned_p.
5080 Only special case NE if just one insn can be generated.
5082 2002-03-15 Jason Merrill <jason@redhat.com>
5084 * varasm.c (assemble_variable): Call resolve_unique_section before
5085 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
5088 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
5091 * arm.md (split pattern for thumb shiftable immediates): Add comment
5092 explaining non-obvious test.
5094 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
5097 * arm.md (movaddr, movaddr_insn): Delete.
5099 2002-03-15 Jason Merrill <jason@redhat.com>
5101 * toplev.c (wrapup_global_declarations): Clarify variable handling.
5102 -fkeep-static-consts doesn't apply to comdats.
5104 2002-03-14 Richard Henderson <rth@redhat.com>
5106 * c-decl.c: Include c-pragma.h.
5107 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
5108 (finish_function): Tidy.
5109 * c-pragma.c: Include c-common.h.
5110 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
5111 (handle_pragma_weak): Use them.
5112 (init_pragma): Register pending_weaks.
5113 * c-pragma.h (maybe_apply_pragma_weak): Declare.
5114 * print-tree.c (print_node): Print DECL_WEAK.
5115 * varasm.c (mark_weak_decls): Remove.
5116 (remove_from_pending_weak_list): Remove.
5118 (asm_emit_uninitialised): Call globalize_decl for weak commons.
5119 (weak_decls): Make a tree_list.
5120 (declare_weak): Cons weak_decls directly.
5121 (globalize_decl): Remove weak_decls elements directly.
5122 (weak_finish): Simplify weak_decls walk. Don't weaken unused
5123 symbols. Don't pretend to handle aliases.
5124 (init_varasm_once): Update weak_decls registry.
5125 * Makefile.in: Update dependencies.
5127 2002-03-14 Richard Henderson <rth@redhat.com>
5130 * config/ia64/ia64.c: Include tm_p.h last.
5131 (gen_nop_type): Remove duplicate definition.
5132 (cycle_end_fill_slots): Set sched_data for second L slot.
5133 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
5134 (nop_cycles_until): Fix typos.
5136 2002-03-15 Jakub Jelinek <jakub@redhat.com>
5138 PR optimization/5891
5139 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
5141 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
5143 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
5144 descriptors correctly.
5146 2002-03-14 Michael Meissner <meissner@redhat.com>
5148 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
5149 100, allowing MAX_UNROLLED_INSNS to be overridden.
5151 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
5154 * unroll.c (params.h): Include.
5155 (MAX_UNROLLED_INSNS): Delete, now in params.h.
5157 * doc/invoke.texi (--param max-unroll-insns): Document.
5159 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
5161 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
5163 * arm.md: Fix warnings about constraints in peepholes and splits.
5165 2002-03-14 Zack Weinberg <zack@codesourcery.com>
5167 * cpphash.h (struct lexer_state): Remove line_extension member.
5168 * cpplib.c (dequote_string, do_linemarker): New functions.
5169 (linemarker_dir): New data object.
5170 (DIRECTIVE_TABLE): No longer need to interpret #line in
5171 preprocessed source. Delete obsolete comment about return
5173 (end_directive, directive_diagnostics, _cpp_handle_directive):
5174 Don't muck with line_extension.
5175 (directive_diagnostics): No need to issue warnings for
5177 (_cpp_handle_directive): Issue warnings for linemarkers here,
5178 when appropriate. Dispatch linemarkers to do_linemarker, not
5180 (do_line): Code to handle linemarkers split out to do_linemarker.
5181 Convert escape sequences in filename argument, both places.
5183 * cppmacro.c (quote_string): Rename cpp_quote_string and
5184 export. All callers changed.
5185 * cpplib.h (cpp_quote_string): Prototype.
5186 * cppmain.c (print_line): Call cpp_quote_string on to_file
5189 * doc/cpp.texi: Document that escapes are now interpreted in
5190 #line and in linemarkers, and that non-printing characters are
5191 converted to octal escapes when linemarkers are generated.
5193 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
5195 * emit-rtl.c (try_split): Use delete_insns.
5196 * recog.c (split_all_insns): Fix terminating condition.
5198 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
5199 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
5202 * arm.c (arm_output_epilogue): Fix floating-point register save
5203 adjustment when using a frame pointer.
5205 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
5207 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
5208 * config/mips/mips.c (compute_frame_size): Retrofit them here.
5209 (save_restore_insns, mips_expand_epilogue): And here.
5210 (build_mips16_call_stub): And here.
5211 (mips_function_value): Use the new macros to decide whether a single
5212 or complex float can be returned in floating-point registers. Return
5213 a parallel rtx in the complex case.
5215 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
5217 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
5218 call after liveness analysis.
5220 * recog.c (split_insn): Use delete_insn_and_edges.
5222 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
5223 instructions to have branch prediction notes.
5224 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
5226 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
5228 * configure.in: Don't pass -Wno-long-long to a ADA compiler
5229 that doesn't support it.
5230 * configure: Regenerate.
5232 2002-03-13 Jakub Jelinek <jakub@redhat.com>
5235 * config/sparc/sparc.md (normal_branch, inverted_branch,
5236 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
5237 inverted_fp_branch): Adjust calls to output_cbranch.
5238 Set length attribute.
5239 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
5240 output_v9branch. Set length attribute.
5241 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
5243 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
5244 (output_cbranch): Likewise. Handle far branches.
5245 (output_v9branch): Handle far branches.
5246 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
5248 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
5249 noov_compare64_op predicates.
5251 2002-03-13 Jason Merrill <jason@redhat.com>
5253 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
5254 into the function and constify it.
5255 * gthr-dce.h, gthr-solaris.h: Likewise.
5257 2002-03-13 David Edelsohn <edelsohn@gnu.org>
5259 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
5260 * config/rs6000/rs6000.c (rs6000_va_arg): Use
5261 std_expand_builtin_va_arg if not ABI_V4.
5263 2002-03-13 Jason Merrill <jason@redhat.com>
5265 * varasm.c (globalize_decl): New fn.
5266 (assemble_start_function): Use it.
5267 (asm_emit_uninitialized): Use it.
5268 (assemble_alias): Use it.
5269 (assemble_variable): Use it.
5271 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
5273 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
5274 2002-03-12 internal visibility change.
5275 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
5276 visibility into SYMBOL_REF_FLAG.
5278 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
5280 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
5281 VOIDmode operand. Add compile-time optimization for constant results.
5283 2002-03-12 Jason Merrill <jason@redhat.com>
5285 * c-typeck.c (convert_for_assignment): Don't allow conversions
5286 between pointers and references. Only allow lvalues to convert to
5289 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
5291 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
5292 before prologue, to avoid scheduling problems.
5294 2002-03-13 Jakub Jelinek <jakub@redhat.com>
5296 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
5297 (ELIMINABLE_REGS): Add sfp->sp.
5298 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
5300 2002-03-13 Jakub Jelinek <jakub@redhat.com>
5302 PR optimization/5892
5303 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
5305 2002-03-13 Jakub Jelinek <jakub@redhat.com>
5307 * loop.c (basic_induction_var): Don't call convert_modes if mode
5308 classes are different.
5310 2002-03-12 Richard Henderson <rth@redhat.com>
5312 PR optimization/5901
5313 * function.c (reposition_prologue_and_epilogue_notes): Position
5314 the markers after/before the last/first insn not deleted.
5316 2002-03-12 Richard Henderson <rth@redhat.com>
5318 PR optimization/5878
5319 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
5320 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
5321 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
5323 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
5324 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
5325 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
5327 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
5328 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
5329 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
5330 also. Don't set it if not flag_pic.
5331 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
5332 to be INVALID_REGNUM when not used.
5334 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
5336 * expmed.c (store_bit_field): Reset alias set for memory.
5337 (extract_bit_field): Same.
5339 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5341 * c-common.c (c_tree_code_type, c_tree_code_length,
5342 c_tree_code_name, add_c_tree_codes): Delete.
5343 * c-common.h (add_c_tree_codes): Delete.
5344 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
5346 * c-objc-common.c (c_objc_common_init): Don't call
5347 add_c_tree_codes, instead set lang_unsafe_for_reeval.
5348 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
5349 objc_tree_code_name, add_objc_tree_codes): Delete.
5350 (objc_init): Don't call add_objc_tree_codes.
5351 * objc/objc-lang.c (tree_code_type, tree_code_length,
5352 tree_code_name): Define.
5353 * toplev.c (lang_independent_init): Don't set
5354 tree_code_length[IDENTIFIER_NODE].
5355 * tree.c (tree_code_type, tree_code_length, tree_code_name):
5356 Delete definitions, moved to language front-ends.
5357 * tree.def (IDENTIFIER_NODE): Hardwire the length.
5358 * tree.h (tree_code_type, tree_code_length, tree_code_name):
5360 (tree_code_length): Change type to unsigned char.
5362 2002-03-12 Richard Henderson <rth@redhat.com>
5364 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
5365 internal visibility change.
5367 2002-03-12 Bob Wilson <bob.wilson@acm.org>
5369 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
5370 validize_mem() instead of change_address to avoid clobbering
5373 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
5375 * c-lex.h (position_after_whitespace): Remove.
5377 2002-03-12 Jakub Jelinek <jakub@redhat.com>
5379 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
5380 (lex_string): Use unsigned char pointers.
5382 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
5384 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
5385 is not a valid memory_operand.
5387 2002-03-12 Bob Wilson <bob.wilson@acm.org>
5389 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
5390 * config/xtensa/lib1funcs.asm: Fix copyright to include
5391 special case for libgcc files.
5392 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
5393 (__divsi3): Likewise.
5394 (__umodsi3): Likewise.
5395 (__modsi3): Likewise.
5396 * config/xtensa/lib2funcs.S: Fix copyright to include
5397 special case for libgcc files.
5399 2002-03-12 Tom Rix <trix@redhat.com>
5401 * collect2.c (resolve_lib_name): Move outside of
5402 OBJECT_FORMAT_COFF ifdef.
5403 (ignore_library): Same.
5405 2002-03-12 Bob Wilson <bob.wilson@acm.org>
5407 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
5409 2002-03-12 Bob Wilson <bob.wilson@acm.org>
5411 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
5412 to function_section before writing out the constant pool.
5414 2002-03-12 David Edelsohn <edelsohn@gnu.org>
5416 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
5418 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
5420 2002-03-12 Alan Modra <amodra@bigpond.net.au>
5422 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
5426 (cmpsi splitter): Likewise.
5427 (modsi3): Fail if <= 0.
5428 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
5429 redundant test when HOST_BITS_PER_WIDE_INT != 32.
5430 (reg_or_sub_cint64_operand): Likewise.
5431 (num_insns_constant_wide): Optimize sign extension.
5432 (rs6000_legitimize_address): Likewise.
5434 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
5436 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
5437 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
5439 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
5441 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
5442 address calculation.
5444 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
5446 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
5447 scratch register to DImode / TImode.
5448 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
5449 register used does not overlap the target.
5451 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5453 * Makefile.in (debug.o): Depend on debug.h.
5454 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
5455 * debug.c (do_nothing_debug_hooks): Likewise.
5456 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
5457 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
5458 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
5459 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
5460 * dwarfout.c (dwarf_debug_hooks): Likewise.
5461 * integrate.c (output_inline_function): Likewise.
5462 * objc/objc-act.c (synth_module_prologue): Likewise.
5463 * sdbout.c (sdb_debug_hooks): Likewise.
5464 * toplev.c (debug_hooks): Likewise.
5465 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5467 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5469 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
5470 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
5471 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
5472 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
5473 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
5474 * defaults.h (POINTER_SIZE): Define.
5475 * doc/tm.texi (POINTER_SIZE): Document default.
5477 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5479 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
5481 2002-03-11 Richard Henderson <rth@redhat.com>
5483 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
5484 if rebuild_label_notes_after_reload.
5486 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
5488 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
5489 emit pic register load if "internal" visibility.
5490 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
5491 (cris_expand_builtin_va_arg): Do all computations on trees.
5493 2002-03-11 Richard Henderson <rth@redhat.com>
5495 * rtlanal.c: Include recog.h.
5496 (keep_with_call_p): Fix thinko.
5497 * Makefile.in (rtlanal.o): Update dependencies.
5499 2002-03-11 Chris Meyer <cmeyer@gatan.com>
5501 * genflags.c (gen_insn): Use IS_VSPACE.
5502 * genoutput.c (output_insn_data): Likewise.
5503 (process_template): Likewise.
5505 2002-03-11 Richard Henderson <rth@redhat.com>
5507 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
5509 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
5511 * Makefile.in: Update.
5512 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
5513 Update documentation.
5514 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
5515 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
5517 2002-03-11 Zack Weinberg <zack@codesourcery.com>
5519 * Makefile.in: Give texi2pod its input file as a command line
5520 argument, not on stdin.
5522 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
5523 Daniel Berlin <dan@dberlin.org>
5525 C++ alias analysis improvement.
5526 * alias.c (record_component_aliases): Record aliases for base
5529 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
5531 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
5533 2002-03-11 Douglas B Rupp <rupp@gnat.com>
5535 * toplev.c (vms_fopen): Remove, not needed.
5537 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
5539 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
5541 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
5542 for FP, already done later.
5544 * toplev.c (debug_args): Add entry for VMS_DEBUG.
5545 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
5547 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
5549 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
5550 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
5551 LARGEST_EXPONENT_IS_NORMAL for the given mode.
5552 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
5553 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
5554 (ediv, emul, eldexp, esqrt): Likewise.
5555 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
5556 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
5557 (saturate): New function.
5558 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
5559 (make_nan): Use a saturation value instead of a NaN if
5560 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
5561 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
5562 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
5563 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
5564 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
5565 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
5566 !ROUND_TOWARDS_ZERO.
5567 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
5568 (ROUND_TOWARDS_ZERO): Document.
5570 2002-03-11 Andreas Jaeger <aj@suse.de>
5572 * cfg.c (dump_flow_info): Remove unused variable.
5574 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
5576 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
5577 computations on trees.
5579 2002-03-10 Richard Henderson <rth@redhat.com>
5582 * reload.c (copy_replacements_1): New.
5583 (copy_replacements): Use it to recurse through the rtx.
5585 2002-03-10 Richard Henderson <rth@redhat.com>
5587 * loop.c (strength_reduce): Compute number of iterations as
5588 unsigned HOST_WIDE_INT.
5590 2002-03-10 Richard Henderson <rth@redhat.com>
5592 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
5593 to move away from the end of the block.
5595 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
5597 PR preprocessor/5899
5598 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
5600 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5602 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
5604 * attribs.c (decl_attributes): Fix signed/unsigned warning.
5606 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
5608 * config/mmix/mmix.c: Improve comments.
5609 (mmix_target_asm_function_prologue): Drop variable
5610 empty_stack_frame. Don't allocate unused slot above fp.
5611 (mmix_target_asm_function_epilogue): Mirror prologue changes.
5612 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
5613 brace in first column.
5614 (enum reg_class): Ditto.
5615 (FIRST_PARM_OFFSET): Now 0.
5616 (USER_LABEL_PREFIX): Remove #if 0:d definition.
5618 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5620 * combine.c (make_extraction): Fix error in last change.
5622 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5624 * c4x.c (c4x_fp_reglist): Const-ify.
5625 * cris.c (cris_print_operand): Likewise.
5626 * i386.c (ix86_va_arg): Likewise.
5627 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
5628 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
5629 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
5630 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
5631 * mcore.h (regno_reg_class): Likewise.
5632 * mips.c (gen_int_relational): Likewise.
5633 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
5634 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
5635 * pdp11.c (move_costs): Likewise.
5636 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
5637 * s390.c (s390_branch_condition_mnemonic, regclass_map):
5639 * s390.h (regclass_map): Likewise.
5640 * sh.c (shift_amounts): Likewise.
5641 * sh.md (rotlsi3): Likewise.
5643 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
5645 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
5646 (ne0+5): Use new clobber to generate proper shift pattern.
5647 Patch by Michael Matz <matz@kde.org>.
5649 2002-03-09 Andreas Schwab <schwab@suse.de>
5651 * gcc.c (validate_all_switches): Also handle `%W{...}'.
5653 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
5655 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
5657 2002-03-09 Jakub Jelinek <jakub@redhat.com>
5660 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
5661 even for non-representable constants.
5663 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5665 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
5666 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
5667 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
5668 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
5669 (pop_function_context): Compute MAY_SHARE parameter for
5671 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
5672 (gen_mem_addressof): Call fixup_var_refs with new parm.
5674 * combine.c (make_extraction): Don't make extension of CONST_INT.
5676 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
5678 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
5679 in o32 and o64 ABIs.
5680 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
5681 but getting fixed-size structs passed in registers regardless of
5682 padding in o32 and o64 ABIs.
5684 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
5685 offset before loading address of argument passed by transparent
5688 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
5690 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
5692 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
5694 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
5695 marker such that registers after it are saved.
5697 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5699 * sparc.c (arith_4096_operand): Fix error in last change.
5701 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
5703 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
5706 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
5708 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
5711 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
5713 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
5715 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
5717 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
5718 removed; fix return value.
5719 * combine.c (combine_instructions): Dirtify blocks where we failed to
5720 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
5721 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
5723 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5725 * gcse.c (insert_insn_end_bb): Fix typo in last change.
5727 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
5729 * recog.c (peephole2_optimize): Re-distribute EH edges.
5731 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
5733 * expr.c (expand_expr): Use unsave lang hook.
5734 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
5735 (LANG_HOOKS_INITIALIZER): Update.
5736 * langhooks.h (struct lang_hooks): New hook unsave.
5737 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
5738 (unsave_expr_1): Remove unused lang_unsave_expr_now.
5739 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
5740 (unsave_expr_now): Remove.
5741 * tree.h (unsave_expr_now, lang_unsave,
5742 lang_unsave_expr_now): Remove.
5745 2002-03-08 Andreas Jaeger <aj@suse.de>
5747 * flow.c (propagate_block_delete_insn): Remove unused variable.
5749 2002-03-08 Kazu Hirata <kazu@hxi.com>
5751 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
5752 insn length for memory load/store.
5754 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
5756 * doc/install.texi (--with-libiconv-prefix): Document.
5758 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
5760 * doc/sourcebuild.texi: Fix typo.
5762 2002-03-08 Jakub Jelinek <jakub@redhat.com>
5765 * builtins.c (std_expand_builtin_va_arg): Do all computations on
5768 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5770 * rtl.c (copy_most_rtx): Move from here ...
5771 * emit-rtl.c (copy_most_rtx): ... to here.
5773 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
5775 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
5776 SUBTARGET_CPP_SIZE_SPEC.
5777 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
5779 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
5781 2002-03-07 Matt Hiller <hiller@redhat.com>
5783 * gensupport.c (first_dir_md_include): Renamed from include;
5784 change all references.
5785 (last_dir_md_include): Renamed from last_include; change all
5787 (init_md_reader): Unconditionally initialize base_dir whether or
5788 not filename is a relative path.
5790 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
5792 * config/fp-bit.c (_unord_f2): Compile it in even if
5793 US_SOFTWARE_GOFAST is enabled.
5795 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
5796 NULL_RTX. Set all HFmode operations as NULL_RTX.
5797 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
5798 NULL_RTX, try reversing the comparison and the operands.
5800 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
5802 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
5803 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
5806 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
5808 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
5810 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
5812 * basic-block.h (fixup_abnormal_edges): Declare.
5813 * reload1.c (fixup_abnormal_edges): New function.
5814 * reg-stack.c (convert_regs): Use it.
5816 * gcse.c (insert_insn_end_bb): Handle trapping insns.
5818 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
5820 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
5822 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
5823 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
5824 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
5825 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
5826 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
5827 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
5828 unless x and y could be infinite.
5829 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
5830 Check that the common type of both arguments is a real, even for
5831 targets without unordered comparisons. Allow an integer argument
5832 to be compared against a real.
5833 (expand_tree_builtin): Use expand_unordered_cmp.
5834 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
5835 * cse.c (fold_rtx): Likewise. Fix indentation.
5836 * fold-const.c (fold_real_zero_addition_p): New.
5837 (fold): Use it, and the new HONOR_... macros.
5838 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
5839 * jump.c (reversed_comparison_code_parts): After searching for
5840 the true comparison mode, use HONOR_NANS to decide whether it
5841 can be safely reversed.
5842 (reverse_condition_maybe_unordered): Remove IEEE check.
5843 * simplify-rtx.c (simplify_binary_operation): Use the new macros
5844 to decide which simplifications are valid. Allow the following
5845 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
5846 and (a - -b) to (a + b).
5847 (simplify_relational_operation): Use HONOR_NANS.
5848 * doc/tm.texi: Document the MODE_HAS_... macros.
5850 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
5852 * combine.c (simplify_comparison): If simplifying a logical shift
5853 right and compare with constant, force the comparison to unsigned.
5855 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
5857 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
5859 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
5861 (alt_reg_names): Remove % for vrsave.
5863 2002-03-06 Richard Henderson <rth@redhat.com>
5865 PR optimization/5844
5866 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
5867 if used indicates we've already emitted one copy of an operand.
5868 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
5869 (gen_split): Supply a non-null used.
5871 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
5873 * reload1.c (reload): Unshare all rtl after reload is done.
5875 * simplify-rtx.c (simplify_plus_minus): Do not abort,
5876 but simply fail if the expression is too complex to simplify.
5877 (simplify_gen_binary): Handle simplify_plus_minus failures.
5879 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
5881 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
5882 consistently call delete_trivially_dead_insns after CSE and GCSE;
5883 fix DFI_life dumping; do jump threading after liveness; do crossjumping
5884 after liveness2; update comment in last crossjumping.
5885 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
5887 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
5889 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
5890 after completing fast dead code elimination.
5892 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
5895 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
5897 * version.c: Fix misplaced leading blanks on first line.
5899 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
5901 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
5903 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
5905 * cfgcleanup.c (mentions_nonequal_regs): New function.
5906 (thread_jump): Use it.
5907 * toplev.c (rest_of_compilation): Run jump threading after
5910 2002-03-06 Jakub Jelinek <jakub@redhat.com>
5912 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
5915 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
5917 * predict.c (estimate_bb_frequencies): Do not reload the
5918 frequencies from notes.
5920 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
5922 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
5923 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
5925 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
5926 delete_noop_moves): Return indeger.
5927 * flow.c (ndead): New variable.
5928 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
5929 BB argument; update callers.
5930 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
5931 (life_analysis): Do not call purge_all_dead_edges.
5932 (update_life_info): Return number of deleted insns; print statistics.
5933 (update_life_info_in_dirty_blocks): likewise.
5934 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
5935 return number of insns deleted.
5937 * cse.c: Include timevar.h
5938 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
5939 iterate until stabilizes; print statistics; return number of killed
5941 * Makefile.in: (cse.o): Add timevar.h dependency
5942 * rtl.h (delete_trivially_dead_insns): New.
5943 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
5944 * toplev.c (rest_of_compilation): Update callers.
5946 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
5947 (try_optimize_cfg): Do not update liveness.
5948 (cleanup-cfg): Loop until try_optimize_cfg and dead code
5949 removal stabilizes; use delete_trivially_dead_insns.
5951 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
5953 2002-03-05 Zack Weinberg <zack@codesourcery.com>
5955 * cppmain.c (setup_callbacks): Disable #pragma and #ident
5956 callbacks when processing assembly language.
5958 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5960 * pa.h (ASM_FILE_END): Define.
5961 * som.h (ASM_FILE_END): Delete.
5963 * pa.c (function_arg): Don't pass floats in general registers in
5964 indirect calls if TARGET_ELF32.
5966 2002-03-05 Richard Henderson <rth@redhat.com>
5968 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
5970 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
5972 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
5974 2002-03-05 Jakub Jelinek <jakub@redhat.com>
5976 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
5977 -r command line. Don't hide any symbols if not building
5980 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
5982 * cfg.c (dump_flow_info): Warn about profile mismatches.
5983 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
5984 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
5986 2002-03-05 Jakub Jelinek <jakub@redhat.com>
5988 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
5989 wide volatile memory by parts.
5991 2002-03-05 Jakub Jelinek <jakub@redhat.com>
5993 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
5996 2002-03-05 Richard Henderson <rth@redhat.com>
5998 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
6000 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
6002 * toplev.c (documented_lang_options): Document more
6003 language-specific options.
6004 * doc/invoke.texi (Warning Options): Correct documentation for
6005 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
6006 * c-decl.c (c_decode_option): Use a table to handle warning options.
6008 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
6010 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
6011 parameter to mmix_encode_section_info.
6012 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
6013 relocatably. Always produce ELF, not mmo if linking relocatably.
6014 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
6015 first is non-zero, don't add symbol prefix.
6016 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
6017 prototype accordingly.
6019 2002-03-04 Krister Walfridsson <cato@df.lth.se>
6021 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
6023 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
6025 * configure.in: Increase required makeinfo version to 4.1.
6026 * configure: Regenerate.
6028 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
6030 * .cvsignore: Remove *.info* and genrtl*; these files are generated
6033 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
6035 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
6036 * doc/invoke.texi: Fix @math uses.
6038 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
6040 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
6043 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
6045 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
6046 (powerpc-*-eabisimaltivec*): Same.
6048 * config/rs6000/t-ppcendian: New.
6050 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6052 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
6053 nonimmediate_src_operand and nonimmediate_lsrc_operand to
6054 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
6056 2002-03-03 Richard Henderson <rth@redhat.com>
6058 * toplev.c (rest_of_decl_compilation): Revert last two changes.
6060 2002-03-03 Zack Weinberg <zack@codesourcery.com>
6062 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
6063 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
6064 tree.c, config/m68k/m68k.c:
6065 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
6066 REAL_ARITHMETIC blocks unconditional. Delete some further
6067 #ifdef blocks predicated on REAL_ARITHMETIC.
6068 * flags.h, toplev.c: Delete remaining references to
6071 * doc/invoke.texi: Remove documentation of -fpretend-float.
6072 * doc/tm.texi: Describe the various REAL_* macros as provided by
6073 real.h, not by the target configuration files.
6075 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
6076 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
6077 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
6078 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
6079 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
6080 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
6081 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
6082 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
6083 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
6084 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
6085 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
6086 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
6087 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
6088 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
6089 config/xtensa/xtensa.h:
6090 Do not define, undefine, or mention in comments any of
6091 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
6092 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
6093 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
6094 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
6095 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
6096 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
6097 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
6098 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
6099 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
6101 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6103 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
6104 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
6105 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
6106 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
6107 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
6108 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
6110 * defaults.h (BITS_PER_WORD): Define.
6111 * doc/tm.texi (BITS_PER_WORD): Document default value.
6113 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
6114 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
6115 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
6117 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6119 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
6120 lieu of explicit sizeof/sizeof.
6121 * i386.c (override_options, ix86_init_mmx_sse_builtins,
6122 ix86_expand_builtin): Likewise.
6123 * mips.c (mips_add_gc_roots): Likewise.
6124 * mmix.c (mmix_output_condition): Likewise.
6125 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
6126 altivec_init_builtins): Likewise.
6127 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
6128 * cppexp.c (Nsuff, parse_number): Likewise.
6129 * cppinit.c (builtin_array_end): Likewise.
6130 * gcc.c (n_default_compilers, process_command): Likewise.
6131 * genpreds.c (output_predicate_decls): Likewise.
6132 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
6133 * lcm.c (N_ENTITIES): Likewise.
6134 * stor-layout.c (set_sizetype): Likewise.
6136 2002-03-03 Richard Henderson <rth@redhat.com>
6138 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
6139 for types or labels.
6141 2002-03-03 Richard Henderson <rth@redhat.com>
6143 * c-decl.c (start_decl): Initialized variables are not common.
6145 2002-03-02 Per Bothner <per@bothner.com>
6147 * gcc.c (option_map): Suport new --bootclasspath option.
6148 --CLASSPATH is now just an alias for --classpath.
6150 2002-03-02 Richard Henderson <rth@redhat.com>
6152 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
6153 load if "internal" visibility.
6154 * doc/extend.texi: Document visibility meanings.
6156 2002-03-02 Richard Henderson <rth@redhat.com>
6158 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
6159 to functions as well.
6161 2002-03-02 Richard Henderson <rth@redhat.com>
6163 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
6164 (handle_visibility_attribute): Don't call assemble_visibility.
6165 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
6166 without asmspec. Invoke assemble_alias when needed.
6167 * varasm.c (maybe_assemble_visibility): New.
6168 (assemble_start_function, assemble_variable, assemble_alias): Use it.
6170 2002-03-02 Richard Henderson <rth@redhat.com>
6172 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
6173 invoke ENCODE_SECTION_INFO with first call flag.
6175 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
6176 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
6177 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
6178 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
6179 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
6180 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
6181 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
6182 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
6183 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
6184 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
6185 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
6186 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
6187 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
6188 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
6189 config/mcore/mcore-protos.h, config/mcore/mcore.c,
6190 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
6191 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
6192 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
6193 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
6194 config/sh/sh.h, config/sparc/sparc.h,
6195 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
6196 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
6197 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
6198 FIRST argument. As needed, examine it and do nothing.
6200 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
6201 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
6202 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
6204 * config/arm/t-pe (pe.o): Add dependencies.
6206 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6208 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
6209 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
6210 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
6211 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
6212 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
6213 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
6214 * defaults.h (BITS_PER_UNIT): Define.
6215 * doc/tm.texi (BITS_PER_UNIT): Document default value.
6217 2002-03-02 Kazu Hirata <kazu@hxi.com>
6219 * config/h8300/h8300-protos.h: Add a prototype for
6220 compute_a_shift_length.
6221 * config/h8300/h8300.c (h8300_asm_insn_count): New.
6222 (compute_a_shift_length): Likewise.
6223 (h8300_adjust_insn_length): Do not adjust insn length of shift
6225 * config/h8300/h8300.md (anonymous shift patterns): Use
6226 compute_a_shift_length.
6228 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6230 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
6233 * emit-rtl.c (offset_address): Call update_temp_slot_address.
6235 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6237 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
6238 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
6239 * flags.h (flag_zero_initialized_in_bss): Declare.
6240 * toplev.c (flag_zero_initialized_in_bss): New flag.
6241 (lang_independent_options): Add flag_zero_initialized_in_bss.
6242 * tree.c (initializer_zerop): New function.
6243 * tree.h (initializer_zerop): Declare.
6244 * varasm.c (assemble_variable): If we can emit bss, put zero
6245 initializers in the bss section.
6247 2002-03-02 Alan Modra <amodra@bigpond.net.au>
6249 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
6250 like more than one symbol per .weak directive.
6252 2002-03-01 Richard Henderson <rth@redhat.com>
6254 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
6255 adjust argument_pointer by pretend_args_size.
6256 (ia64_va_start): Adjust va_start address by -pretend_args_size.
6258 2002-03-01 Kazu Hirata <kazu@hxi.com>
6260 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
6262 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
6264 * toplev.c (rest_of_compilation): Delete dead jumptables before
6266 * flow.c (delete_dead_jumptables): Make global.
6267 * rtl.h (delete_dead_jumptables): Declare.
6269 2002-03-01 David Edelsohn <edelsohn@gnu.org>
6271 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
6272 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
6273 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
6275 2002-03-01 Kazu Hirata <kazu@hxi.com>
6277 * config/h8300/h8300-protos.h: Fix formatting.
6278 * config/h8300/h8300.c: Likewise.
6279 * config/h8300/h8300.h: Likewise.
6281 2002-03-01 Kazu Hirata <kazu@hxi.com>
6283 * config/h8300/h8300.c (print_operand): Support 16-bit
6285 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
6287 2002-02-28 Richard Henderson <rth@redhat.com>
6289 * expmed.c (store_bit_field): Prevent generation of CONCATs;
6290 pun complex values as integers; use gen_lowpart instead of
6292 (extract_bit_field): Likewise.
6294 2002-03-01 Alan Modra <amodra@bigpond.net.au>
6295 David Edelsohn <edelsohn@gnu.org>
6297 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
6298 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
6299 (SUPPORTS_WEAK): Likewise.
6300 * output.h (add_weak): Add tree param.
6301 * varasm.c (add_weak): Likewise. Save decl.
6302 (struct weak_syms): Add decl field.
6303 (mark_weak_decls): New function.
6304 (init_varasm_once): ggc_add_root mark_weak_decls.
6305 (assemble_start_function): Use ASM_WEAKEN_DECL.
6306 (assemble_variable): Likewise.
6307 (assemble_alias): Likewise.
6308 (declare_weak): Pass decl to add_weak.
6309 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
6310 (remove_from_pending_weak_list): Declare and define for
6312 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
6313 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
6314 * defaults.h (SUPPORTS_WEAK): Likewise.
6315 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
6316 .weak for code sym. Do emit .size for descriptor sym.
6317 (ASM_DECLARE_FUNCTION_SIZE): Define.
6318 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
6319 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
6320 .lglobl unless TARGET_XCOFF. Formatting fixes.
6321 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
6323 (HANDLE_PRAGMA_WEAK): Remove.
6324 (ASM_WEAKEN_LABEL): Remove.
6325 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
6327 2002-03-01 Jason Merrill <jason@redhat.com>
6329 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
6330 (TARGET_EXPR_CLEANUP): New macro.
6332 2002-02-28 Steve Ellcey <sje@cup.hp.com>
6334 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
6335 to take ptr_extend into account as third type of extension.
6336 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
6337 fields used by SUBREG_PROMOTED_UNSIGNED_P.
6338 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
6339 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
6340 * calls.c (precompute_arguments): Use new macro.
6341 (expand_call): Ditto.
6342 * combine.c (nonzero_bits): Ditto.
6343 (record_promoted_value): Ditto.
6344 * expr.c (store_expr): Ditto.
6345 (expand_expr): Ditto.
6346 * function.c (assign_parms): Ditto.
6348 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
6350 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
6351 override -shared and -shared-libgcc.
6353 2002-02-28 David O'Brien <obrien@FreeBSD.org>
6355 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
6357 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
6360 2002-02-28 Richard Henderson <rth@redhat.com>
6362 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
6363 4 cycle latency from MM producers.
6364 (ia64_internal_sched_reorder): Likewise with pipeline flush.
6366 2002-02-28 Jakub Jelinek <jakub@redhat.com>
6368 * mklibgcc.in: Don't use GNU make extension.
6370 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
6372 * c-parse.in (STATIC): New terminal.
6373 (scspec): New non-terminal. Update productions accordingly.
6374 (program): Remove bogus ifc / end ifc.
6375 (array_declarator): Simplify production using STATIC.
6377 2002-02-28 Jim Meyering <meyering@lucent.com>
6379 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
6380 \a still means TARGET_BELL.
6382 2002-02-28 Richard Henderson <rth@redhat.com>
6384 * haifa-sched.c (sched_emit_insn): New.
6385 (schedule_block): Use last_scheduled_insn to track last insn.
6386 * sched-int.h (sched_emit_insn): Prototype.
6387 * config/ia64/ia64.c (last_issued): Remove.
6388 (ia64_variable_issue): Don't set it.
6389 (nop_cycles_until): Use sched_emit_insn.
6391 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
6393 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
6396 2002-02-28 Kazu Hirata <kazu@hxi.com>
6398 * config/h8300/h8300.c: Fix formatting.
6399 * config/h8300/h8300.h: Likewise.
6401 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
6403 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
6404 which may overwrite the high byte of the frame pointer.
6406 2002-02-28 Bo Thorsen <bo@suse.de>
6408 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
6409 (STARTFILE_SPEC): Add 64 bit files.
6410 (ENDFILE_SPEC): Likewise.
6412 2002-02-28 Jason Merrill <jason@redhat.com>
6414 * c-decl.c (finish_function): Only warn about missing return
6415 statement with -Wreturn-type.
6417 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
6419 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
6421 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
6422 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
6424 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
6426 * basic-block.h (BB_REACHABLE): Renumber.
6427 (BB_DIRTY, BB_NEW): New flags.
6428 (clear_bb_flags): Declare.
6429 (update_life_info_in_dirty_blocks): Declare.
6430 * cfg.c (clear_bb_flags): New function.
6431 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
6432 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
6433 reorder_insns, emit_insn_after): Mark block as dirty.
6434 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
6435 (update_life_info_in_dirty_blocks): New function.
6436 * recog.c (apply_change_group): Dirtify block.
6438 * cse.c (cse_insn): Reorder emitting of jump insn to keep
6440 * gcse.c (delete_null_pointer_checks): Likewise.
6442 * toplev.c (dump_file_index): Move cse2 after bp,
6444 (dump_file_info): Similary.
6445 (rest_of_compilation): Avoid most of CFG rebuilds;
6446 do first if converision after null pointer checks, do cse2
6447 after branch prediction; avoid full liveness rebuild after
6448 initializing subregs.
6449 * invoke.texi (-d options): Document -du, renumber.
6451 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
6452 (notice_new_block): Do not set BB_UPDATE_LIFE.
6453 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
6454 merge_blocks_move_successor_nojumps, merge_blocks,
6455 try_crossjump_to_edge): Likewise.
6456 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
6457 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
6458 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
6459 (merge_of_block): Do not use life_data_ok.
6460 (find_if_case_1): Do not use SET_UPDATE_LIFE.
6461 (if_convert): Use BB_DIRTY mechanizm to update life.
6462 * lcm.c (optimize_mode_switching): Update
6463 update_life_info_in_dirty_blocks
6465 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
6467 * Makefile.in (integrate.o): Update.
6468 * c-decl.c (copy_lang_decl): Rename.
6469 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
6470 * integrate.c: Include langhooks.h.
6471 (copy_decl_for_inlining): Update to use langhook.
6472 * langhooks-def.h (lhd_do_nothing_t,
6473 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
6474 (LANG_HOOKS_INITIALIZER): Update.
6475 * langhooks.c (lhd_do_nothing_t): New.
6476 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
6477 * tree.h (copy_lang_decl): Remove.
6479 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
6481 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
6483 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
6484 POST_DEC, and POST_MODIFY.
6486 2002-02-27 Zack Weinberg <zack@codesourcery.com>
6488 * c-typeck.c (digest_init): Remove unused parameter; all
6491 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
6493 * expmed.c (expand_shift): Correctly test for low part of a
6496 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
6498 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
6499 insn UIDs with insn addresses.
6501 2002-02-27 Zack Weinberg <zack@codesourcery.com>
6503 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
6504 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
6505 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
6506 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
6507 gcc.c, toplev.c: Delete code implementing -traditional mode.
6509 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
6510 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
6511 Document removal of -traditional mode for compilation, and
6512 remove documentation only relevant to that mode.
6514 * config/nextstep.h, config/ptx4.h, config/svr4.h,
6515 config/convex/convex.h, config/d30v/d30v.h,
6516 config/i386/dgux.h, config/i386/osf1elf.h,
6517 config/i386/osfelf.h, config/i386/osfrose.h,
6518 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
6519 config/m68k/hp310.h, config/m88k/dgux.h,
6520 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
6521 config/m88k/m88k.h, config/m88k/openbsd.h,
6522 config/mips/abi64.h, config/mips/osfrose.h,
6523 config/mips/svr4-5.h, config/mips/svr4-t.h,
6524 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
6525 config/stormy16/stormy16.h: Remove all references to
6526 -traditional from target specs. Delete all mention of the
6527 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
6528 delete a couple of commented-out definitions of
6529 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
6532 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
6533 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
6535 2002-02-27 Zack Weinberg <zack@codesourcery.com>
6537 * mklibgcc.in: Don't use \n in a line subject to
6538 interpretation by echo.
6540 2002-02-27 Graham Stott <grahams@redhat.com>
6542 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
6545 * loop.c (prescan_loop): Handle PARALLEL.
6547 * unroll.c (loop_iterations): Return 0 if the add_val for
6550 * final.c (output_operand_lossage): Constify PFX_STR.
6552 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
6554 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
6556 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
6557 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
6559 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
6561 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
6563 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
6565 * cpplex.c (_cpp_lex_token): Handle directives in macro
6567 * cpplib.c (_cpp_handle_directive): Save and restore state
6568 if parsing macro args when entering a directive.
6569 * cppmacro.c (collect_args): No need to handle directives
6571 (enter_macro_context, replace_args): Use the original macro
6572 definition in case it was redefined whilst collecting arguments.
6576 2002-02-26 David Edelsohn <edelsohn@gnu.org>
6578 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
6579 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
6580 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
6582 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
6583 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
6584 (load_toc_v4_PIC_2): Same.
6586 2002-02-26 Alan Modra <amodra@bigpond.net.au>
6588 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
6590 2002-02-26 Richard Henderson <rth@redhat.com>
6592 * config/alpha/alpha.md (ashldi_se): Re-enable.
6594 2002-02-26 Richard Henderson <rth@redhat.com>
6596 * config/alpha/alpha.c (alpha_encode_section_info): Examine
6597 MODULE_LOCAL_P; improve commentary.
6599 2002-02-26 Zack Weinberg <zack@codesourcery.com>
6601 * doc/cpp.texi: Clarify documentation of relationship between
6604 2002-02-26 Kazu Hirata <kazu@hxi.com>
6606 * config/h8300/h8300-protos.h: Update the prototype for
6607 compute_logical_op_length. Add the prototype for
6608 compute_logical_op_cc.
6609 * config/h8300/h8300.c (compute_logical_op_length): Figure out
6611 (compute_logical_op_cc): New.
6612 * config/h8300/h8300.md: Combine all the logical op patterns
6613 in HImode and SImode. Use compute_logical_op_cc.
6615 2002-02-26 Kelley Cook <kelleycook@comcast.net>
6617 * config/i386/i386.c (print_operand): Don't append ATT-style
6618 length suffixs to x87 opcodes when in Intel mode.
6620 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
6622 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
6623 (init_emit_once): Update calls.
6624 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
6625 (init_syntax_once): Prototype.
6627 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
6629 * pa-linux.h (LIB_SPEC): Update definition.
6630 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
6632 2002-02-26 Richard Henderson <rth@redhat.com>
6634 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
6635 if we emitted a stop bit.
6637 2002-02-26 Jakub Jelinek <jakub@redhat.com>
6639 * configure.in (libgcc_visibility): Substitute.
6640 * configure: Rebuilt.
6641 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
6642 defined symbols .hidden.
6644 2002-02-26 Jakub Jelinek <jakub@redhat.com>
6646 * attribs.c (c_common_attribute_table): Add visibility.
6647 (handle_visibility_attribute): New function.
6648 * varasm.c (assemble_visibility): New function.
6649 * output.h (assemble_visibility): Add prototype.
6650 * tree.h (MODULE_LOCAL_P): Define.
6651 * crtstuff.c (__dso_handle): Use visibility attribute.
6652 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
6653 for MODULE_LOCAL_P symbols too.
6654 * config/ia64/ia64.c (ia64_encode_section_info): Handle
6655 MODULE_LOCAL_P symbols the same way as local symbols.
6656 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
6657 into .sdata/.sbss by the user.
6658 * doc/extend.texi (Function Attributes): Document visibility
6661 2002-02-26 Jakub Jelinek <jakub@redhat.com>
6664 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
6665 STRING_CST initializer spanning the whole variable without
6667 If expand_expr returned MEM, don't use it.
6669 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
6671 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
6672 generate a die for the lexical block.
6674 2002-02-26 Kazu Hirata <kazu@hxi.com>
6676 * config/h8300/h8300-protos.h: Add a prototype for
6677 compute_logical_op_length.
6678 * config/h8300/h8300.c (compute_logical_op_length): New.
6679 * config/h8300/h8300.md (anonymous logical patterns): Use
6680 compute_logical_op_length for length.
6682 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
6684 * dwarf2out.c (modified_type_die): Do not call type_main_variant
6686 (gen_type_die): Same.
6688 * attribs.c (handle_vector_size_attribute): Set debug information.
6690 2002-02-26 Daniel Egger <degger@fhm.edu>
6692 * config/rs6000/rs6000.md: Swap define_insn attributes to
6693 fix incorrect generation of merge high instructions instead
6696 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
6698 * c-typeck.c (really_start_incremental_init): Use
6699 bitsize_zero_node for vectors.
6701 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
6703 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
6704 ("*set_vrsave_internal"): Same.
6706 2002-02-25 Richard Henderson <rth@redhat.com>
6708 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
6709 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
6711 2002-02-25 Jakub Jelinek <jakub@redhat.com>
6714 * config/i386/i386.c (ix86_return_pops_args): Only pop
6715 fake structure return argument if it was passed on the stack.
6717 2002-02-25 Jason Merrill <jason@redhat.com>
6719 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
6722 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
6724 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
6725 link with shared_name only.
6726 * doc/invoke.texi (Link Options): Document new behavior.
6728 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
6730 * c-typeck.c (push_init_level): Handle vectors.
6732 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
6734 * config/sparc/sparc.c (const64_high_operand): Zero-extend
6735 operands of SPARC_SETHI_P.
6736 (input_operand): Likewise.
6737 (sparc_emit_set_const32): Likewise.
6738 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
6739 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
6740 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
6741 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
6742 (movdi_insn_sp64_vis): Likewise.
6743 (movdi split, movdf split): Use SETHI32.
6744 * doc/md.texi: Document SPARC constraints L, M and N.
6746 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
6748 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
6749 ("*set_vrsave_internal"): use mfspr for Darwin.
6751 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
6752 gen_get_vrsave_internal.
6754 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6756 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
6758 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
6760 * cpplex.c (cpp_interpret_charconst): Get signedness or
6761 otherwise of wide character constants correct.
6762 * cppexp.c (lex): Get signedness of wide charconsts correct.
6764 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6766 * optabs.c (widen_operand): Only call convert_modes for
6767 promoted SUBREG if signedness matches.
6768 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
6770 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
6772 * cpplib.c (glue_header_name): Use local buffer to build up
6775 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
6777 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
6779 2002-02-23 Kazu Hirata <kazu@hxi.com>
6781 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
6782 H8/300[HS] separately.
6783 * config/h8300/h8300.md: Remove the early clobber constraint
6784 from bit field patterns.
6786 2002-02-23 Kazu Hirata <kazu@hxi.com>
6788 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
6790 (mulhisi3): Likewise.
6791 (umulqisi3): Likewise.
6792 (umulhisi3): Likewise.
6794 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
6796 * cppinit.c (output_deps): Correct test for stdout output.
6797 (init_dependency_output): Cure warning.
6799 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6801 * expr.c (store_expr): When converting expression to promoted
6802 equivalent type, allow using SUBREG_REG of TARGET as the target
6803 of the expansion of EXP.
6804 * loop.c (basic_induction_var, case SUBREG): Always look inside.
6805 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
6806 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
6807 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
6808 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
6810 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
6812 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
6813 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
6814 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
6816 2002-02-23 Jakub Jelinek <jakub@redhat.com>
6818 PR optimization/5747
6819 * loop.c (scan_loop): Update reg info if move_movables created new
6822 2002-02-23 David Edelsohn <edelsohn@gnu.org>
6824 * gcc.c (init_gcc_spec): Revert last change.
6826 2002-02-23 David Edelsohn <edelsohn@gnu.org>
6828 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
6829 gpc_reg_operand constraint.
6831 2002-02-23 Alan Modra <amodra@bigpond.net.au>
6833 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
6834 Simplify comparison of `low'.
6835 (add_operand): Fix formatting.
6836 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
6837 (mask_operand): Disallow mask to wrap in 64-bit mode.
6838 (rs6000_stack_info): Remove redundant test setting push_p.
6839 (output_toc): Fix formatting.
6840 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
6841 cc_reg_not_cr0_operand constraint.
6842 (booldi3, boolcdi3 splitters): Same.
6844 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
6846 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
6848 2002-02-22 David Edelsohn <edelsohn@gnu.org>
6850 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
6851 gcc invoked with -shared-libgcc.
6853 2002-02-22 Jakub Jelinek <jakub@redhat.com>
6856 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
6857 decl if any of elements was TREE_USED.
6859 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
6861 * config/sparc/sol2.h: Don't include sys/mman.h.
6862 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
6863 (arith_4096_operand): Don't throw high bits away.
6864 (const64_operand): Take sign extension of CONST_INTs into account.
6865 (const64_high_operand, sparc_emit_set_const32): Likewise.
6866 (GEN_HIGHINT64): Likewise.
6867 (sparc_emit_set_const64_quick1): Likewise.
6868 (const64_is_2insns): Likewise.
6869 (print_operand): Use trunc_int_for_mode for sign extension.
6870 * config/sparc/sparc.h (SMALL_INT32): Likewise.
6871 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
6872 chars. Assume CONST_INT is already properly sign-extended.
6873 (movdi split): Sign-extend each SImode part.
6874 (andsi3 split): Don't mask high bits off, so that result
6875 remains properly sign-extend.
6876 (iorsi3 split): Likewise.
6877 (xorsi3 split): Likewise.
6879 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
6881 * fold-const.c (fold): Fix typo in comments.
6883 2002-02-21 Diego Novillo <dnovillo@redhat.com>
6885 * Makefile.in (langhooks.o): Update dependencies.
6887 2002-02-21 Diego Novillo <dnovillo@redhat.com>
6889 * langhooks.c: Include flags.h.
6891 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
6893 * testsuite/gcc.dg/attr-alwaysinline.c: New.
6895 * c-common.c (c_common_post_options): Set inline trees by
6898 * doc/extend.texi (Function Attributes): Document always_inline
6900 Update documentation about inlining when not optimizing.
6902 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
6904 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
6905 unless DECL_ALWAYS_INLINE.
6907 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
6908 unless DECL_ALWAYS_INLINE.
6909 (c_disregard_inline_limits): Disregard if always_inline set.
6911 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
6912 Disregard if always_inline set.
6913 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
6914 unless DECL_ALWAYS_INLINE.
6916 * attribs.c (handle_always_inline_attribute): New.
6917 (c_common_attribute_table): Add always_inline.
6919 * config/rs6000/altivec.h: Add prototypes for builtins
6920 requiring the always_inline attribute.
6922 2002-02-21 Eric Christopher <echristo@redhat.com>
6924 * expmed.c (store_bit_field): Try to simplify the subreg
6925 before generating a new one when when the mode size of
6926 value is less than maxmode.
6928 2002-02-21 Richard Henderson <rth@redhat.com>
6930 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
6931 than gen_rtx_PLUS to form the sum.
6932 * explow.c (force_reg): Rearrange to not allocate new pseudo
6933 when force_operand returns a register.
6934 * expr.c (expand_assignment): Allow offset_rtx expansion to
6935 return a sum. Do not force addresses into registers.
6936 (expand_expr): Likewise.
6937 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
6938 to canonicalize arithmetic that didn't simpify.
6939 (simplify_plus_minus): New argument force; update
6940 all callers. Don't split CONST unless we can do something with it,
6941 and wouldn't lose the constness of the operands.
6943 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
6944 that we generated earlier.
6946 2002-02-21 Tom Tromey <tromey@redhat.com>
6948 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
6949 (output_line_info): Use constant `1', with a long explanatory
6951 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
6953 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
6955 * jump.c (redirect_jump): If old label has no UID, don't try to
6958 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
6960 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
6961 If input is constant, do shifts at compile time.
6963 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
6965 * doc/extend.texi: Fix some more overfull hboxes.
6967 2002-02-21 Jakub Jelinek <jakub@redhat.com>
6969 PR optimization/4994
6970 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
6973 2002-02-21 Jakub Jelinek <jakub@redhat.com>
6976 * expr.h (expand_and): Add mode argument.
6977 * expmed.c (expand_and): Add mode argument.
6978 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
6979 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
6980 * except.c (expand_builtin_extract_return_addr): Likewise.
6981 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
6982 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
6983 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
6984 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
6985 * config/c4x/c4x.md: Use GEN_INT (x) instead of
6986 gen_rtx (CONST_INT, VOIDmode, x).
6988 2002-02-21 Jakub Jelinek <jakub@redhat.com>
6991 * stmt.c (warn_if_unused_value): Move side effects test once more.
6993 2002-02-20 Torbjorn Granlund <tege@swox.com>
6995 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
6996 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
6998 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
7000 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
7001 SUBREG or ZERO_EXTEND.
7003 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
7005 * sh.h (current_function_anonymous_args): Remove.
7006 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
7007 of current_function_varargs and current_function_stdarg is set.
7008 * sh.c (sh_expand_prologue): Check current_function_varargs /
7009 current_function_stdarg / TARGET_SH5 instead of
7010 current_function_anonymous_args.
7012 * sh64.h (TARGET_VERSION): Define.
7014 2002-02-20 David Edelsohn <edelsohn@gnu.org>
7016 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
7017 VRSAVE_REGNO on TARGET_ALTIVEC.
7019 2002-02-20 Alan Modra <amodra@bigpond.net.au>
7021 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
7022 bits of SImode const_int.
7023 (includes_rshift_p): Likewise.
7024 (print_operand): Call mask_operand and mask64_operand with correct
7026 (rs6000_output_function_epilogue): Pad traceback table to word.
7027 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
7028 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
7029 mask64_operand with correct mode.
7030 (FUNCTION_ARG_REGNO_P): Correct parentheses.
7032 2002-02-20 Jakub Jelinek <jakub@redhat.com>
7035 * varasm.c (get_pool_constant_mark): New.
7036 * rtl.h (get_pool_constant_mark): Add prototype.
7037 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
7038 be represented if it has not been output.
7040 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
7042 * combine.c (do_SUBST): Sanity check substitutions of
7043 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
7044 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
7045 CONST_INT into its operand.
7046 (known_cond): Likewise, for ZERO_EXTEND.
7047 * simplify-rtx.c (simplify_unary_operation): Fix condition to
7048 allow for simplification of wide modes. Reject CONST_INTs in
7049 ZERO_EXTEND when their actual mode is not given.
7051 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
7053 * c-decl.c (pushdecl): If no global declaration is found for an
7054 extern declaration in block scope, try a limbo one.
7056 2002-02-20 Jakub Jelinek <jakub@redhat.com>
7059 * c-common.c (pointer_int_sum): Moved from...
7060 * c-typeck.c (pointer_int_sum): ...here.
7061 * c-common.h (pointer_int_sum): Add prototype.
7063 2002-02-20 Jakub Jelinek <jakub@redhat.com>
7066 * c-decl.c (duplicate_decls): Return 0 if issued error about
7069 2002-02-20 Roger Sayle <roger@eyesopen.com>
7070 Jakub Jelinek <jakub@redhat.com>
7073 * tree.c (host_integerp): Ensure that the constant integer is
7074 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
7075 when pos is zero or non-zero respectively. Clarify comment.
7076 * c-format.c (check_format_info_recurse): Fix host_integerp
7077 usage; the pos argument should be zero when assigning to a
7078 signed HOST_WIDE_INT.
7080 2002-02-20 Richard Henderson <rth@redhat.com>
7082 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
7083 of the operand, rather than assuming TImode.
7084 (ix86_expand_binop_builtin): Cope with commutative patterns
7085 using nonimmediate_operand for both operands.
7086 (ix86_expand_timode_binop_builtin): Likewise.
7087 (ix86_expand_store_builtin): Validate operand 1.
7088 (ix86_expand_unop1_builtin): Likewise.
7090 2002-02-20 Philip Blundell <philb@gnu.org>
7093 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
7095 2002-02-20 Richard Henderson <rth@redhat.com>
7098 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
7100 2002-02-20 Tom Tromey <tromey@redhat.com>
7102 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7103 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7104 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7105 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7106 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
7109 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
7111 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
7112 for (const_int 0) in X not just INTVAL.
7114 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
7116 * doc/extend.texi: Avoid or reduce overfull hboxes.
7118 2002-02-20 Diego Novillo <dnovillo@redhat.com>
7120 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
7121 operations if the field does not start at a mode boundary.
7123 2001-02-20 Joel Sherrill <joel@OARcorp.com>
7125 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
7126 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
7127 Also done for -Acpu and -Amachine.
7129 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
7131 * cppinit.c (init_dependency_output): Take deps output file
7132 from -o if none given with -MF. Suppress normal output.
7133 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
7134 * doc/cpp.texi, doc/invoke.texi: Update.
7136 2002-02-19 Zack Weinberg <zack@codesourcery.com>
7138 * toplev.c (output_quoted_string): Write unprintable
7139 characters with octal escapes.
7141 2002-02-19 David Edelsohn <edelsohn@gnu.org>
7143 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
7144 really_call_used[VRSAVE_REGNO] if not Altivec.
7146 2002-02-19 Alan Modra <amodra@bigpond.net.au>
7148 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
7150 (constant_pool_expr_1): Fix formatting.
7151 (rs6000_legitimize_reload_address): Likewise.
7153 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7155 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
7156 now that we have one.
7158 2002-02-19 Zack Weinberg <zack@codesourcery.com>
7160 * tree.h (struct tree_common): Remove aux. Add unused_0 at
7161 end of first block of bitfields (which was only seven bits);
7162 rename dummy to unused_1; remove comment which is no longer true.
7164 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
7166 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
7168 2002-02-19 Philip Blundell <pb@nexus.co.uk>
7171 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
7175 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
7176 arm_is_longcall_p rather than inspecting call-type cookie
7178 (call_value_insn) [TARGET_THUMB]: Likewise.
7180 2002-02-19 Graham Stott <grahams@redhat.com>
7182 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
7184 2002-02-19 David Edelsohn <edelsohn@gnu.org>
7186 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
7187 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
7188 (FP_SAVE_INLINE): Delete.
7190 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
7191 * config/rs6000/eabi.asm: Remove ABI save restore routines.
7192 * config/rs6000/t-ppccomm: Build crtsavres.o.
7193 * config/rs6000/crtsavres.asm: New file.
7195 2002-02-19 Philip Blundell <philb@gnu.org>
7197 * config/arm/arm.c (use_return_insn): Don't reject interrupt
7199 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
7200 (output_return_instruction): Allow interrupt functions to return with
7201 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
7202 (arm_expand_prologue): Subtract 4 before stacking LR in an
7205 2002-02-19 Philip Blundell <pb@nexus.co.uk>
7207 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
7208 decl, not just FUNCTION_DECL.
7209 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
7210 (arm_assemble_integer): Likewise.
7211 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
7214 2002-02-19 matthew green <mrg@eterna.com.au>
7216 * config.gcc (sparc-*-netbsdelf*): Enable target.
7217 (sparc64-*-netbsd*): New target.
7218 * config/sparc/netbsd-elf.h: New file.
7219 * config/sparc/t-netbsd64: New file.
7221 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
7223 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
7225 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
7227 * doc/invoke.texi: explicitly list the style guidelines that
7228 -Weffc++ checks for.
7230 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
7232 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
7234 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
7237 * gcc.c (cpp_unique_options): Treat -o as indicating object file
7238 only if not -E. If -E, pass -o through to the preprocessor.
7240 2002-02-19 Kazu Hirata <kazu@hxi.com>
7242 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
7243 register number with an appropriate macro.
7245 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
7247 * doc/rtl.texi (Constants): Close @code tag.
7249 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
7251 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
7252 ("mmx_uavgv4hi3"): Same.
7253 ("pmulhrwv4hi3"): Same.
7255 * tree-inline.c (walk_tree): Handle vectors.
7257 * c-common.c (constant_expression_warning): Handle vectors.
7258 (overflow_warning): Same.
7260 * sched-deps.c (sched_analyze_2): Handle vectors.
7262 * rtlanal.c (rtx_unstable_p): Handle vectors.
7263 (rtx_varies_p): Same.
7264 (count_occurrences): Same.
7265 (regs_set_between_p): Same.
7266 (modified_between_p): Same.
7267 (modified_in_p): Same.
7268 (volatile_insn_p): Same.
7269 (volatile_refs_p): Same.
7270 (side_effects_p): Same.
7272 (inequality_comparisons_p): Same.
7273 (replace_regs): Same.
7274 (computed_jump_p_1): Same.
7276 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
7278 (inner_mode_array): New.
7279 (copy_rtx): Handle vectors.
7280 (copy_most_rtx): Same.
7281 (rtx_equal_p): Same.
7282 (get_mode_alignment): Adjust for vectors.
7284 * resource.c (mark_referenced_resources): Handle vectors.
7285 (mark_set_resources): Same.
7287 * reload1.c (eliminate_regs): Handle vectors.
7288 (elimination_effects): Same.
7289 (scan_paradoxical_subregs): Same.
7291 * reload.c (subst_reg_equivs): Handle vectors.
7293 * regrename.c (scan_rtx): Handle vectors.
7295 * regclass.c (reg_scan_mark_refs): Handle vectors.
7297 * recog.c (find_single_use_1): Handle vectors.
7299 * local-alloc.c (equiv_init_varies_p): Handle vectors.
7300 (contains_replace_regs): Same.
7301 (memref_referenced_p): Same.
7303 * integrate.c (copy_rtx_and_substitute): Handle vectors.
7304 (subst_constants): Same.
7306 * genattrtab.c (attr_copy_rtx): Handle vectors.
7307 (encode_units_mask): Same.
7308 (clear_struct_flag): Same.
7309 (count_sub_rtxs): Same.
7311 * gcse.c (want_to_gcse_p): Handle vectors.
7312 (oprs_unchanged_p): Same.
7313 (hash_expr_1): Same.
7314 (oprs_not_set_p): Same.
7315 (expr_killed_p): Same.
7316 (compute_transp): Same.
7317 (store_ops_ok): Same.
7319 * function.c (purge_addressof_1): Do not allow paradoxical subregs
7321 (fixup_var_refs_1): Same.
7322 (instantiate_virtual_regs_1): Same.
7324 * fold-const.c (operand_equal_p): Handle vectors.
7326 (rtl_expr_nonnegative_p): Same.
7328 * flow.c (mark_used_regs): Handle vectors.
7330 * df.c (df_uses_record): Handle vectors.
7332 * cselib.c (cselib_subst_to_values): Handle vectors.
7333 (cselib_mem_conflict_p): Same.
7336 * cse.c (canon_reg): Handle vectors.
7338 (cse_process_notes): Same.
7339 (count_reg_usage): Same.
7342 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
7344 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
7346 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
7347 (gen_rtx): Handle CONST_VECTOR.
7348 (gen_const_vector_0): New.
7349 (copy_rtx_if_shared): CONST_VECTORs can be shared.
7350 (reset_used_flags): Same.
7351 (copy_insn_1): Same.
7352 (initializer_constant_valid_p): Handle VECTOR_CST.
7354 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
7356 * doc/rtl.texi (Constants): Document const_vector.
7357 (CONST0_RTX): Update for vectors.
7358 (RTL sharing): Same.
7360 * print-tree.c (print_node): Add case for VECTOR_CST.
7362 * tree.h (TREE_VECTOR_CST_ELTS): New.
7363 (struct tree_vector): New.
7364 (union tree_node): Add vector node.
7365 (build_vector): Add prototype.
7367 * tree.def (VECTOR_CST): New.
7369 * tree.c (build_vector): New.
7371 * expmed.c (make_tree): Handle CONST_VECTOR.
7373 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
7374 (CONST_VECTOR_ELT): New.
7375 (CONST_VECTOR_NUNITS): New.
7377 * machmode.h (GET_MODE_INNER): New.
7378 (DEF_MACHMODE): Accept 8th arg.
7380 * machmode.def: Add 8th argument for vector inner mode.
7381 Add inner vector modes for vectors.
7383 * rtl.def (VEC_CONST): Remove.
7384 (CONST_VECTOR): New.
7386 * expr.c (clear_storage): Allow vectors.
7387 (is_zeros_p): Handle VECTOR_CST.
7389 * varasm.c (output_constant_pool): Handle vectors.
7390 (rtx_const): Add veclo and vechi fields.
7391 (kind): Add RTX_VECTOR.
7392 (decode_rtx_const): Add case for vector.
7394 * config/rs6000/rs6000-protos.h: Add zero_constant.
7396 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
7397 constants. Force easy vector constants into memory.
7398 (easy_vector_constant): New.
7399 (emit_easy_vector_constant): New.
7400 (rs6000_legitimize_reload_address): Do not generate bad reloads on
7403 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
7405 ("altivec_lvxl"): Same.
7406 (altivec_lvebx): Same.
7407 (altivec_lvehx): Same.
7408 (altivec_lvewx): Same.
7409 ("*movv4si_const0"): New.
7410 ("*movv4sf_const0"): New.
7411 ("*movv8hi_const0"): New.
7412 ("*movv16qi_const0"): New.
7414 2002-02-18 Kazu Hirata <kazu@hxi.com>
7416 * config/h8300/h8300.c (notice_update_cc): Use
7419 2002-02-18 Kazu Hirata <kazu@hxi.com>
7421 * config/h8300/h8300.md (divmod patterns): Change the
7422 constraints for operands[1] to register_operand.
7424 2002-02-18 Kazu Hirata <kazu@hxi.com>
7426 * config/h8300/h8300-protos.h: Remove the prototype for
7428 * config/h8300/h8300.c (p_operand): Remove.
7429 * config/h8300/h8300.md: Replace p_operand with
7432 2002-02-18 Philip Blundell <pb@nexus.co.uk>
7434 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
7436 (output_return_instruction): Allow use of LDR to unstack
7437 return addresss even for interrupt handlers or when
7438 interworking. If compiling for ARMv5, use interworking-safe
7439 return instructions by default. Remove duplicated code and
7440 lengthy "strcat" sequences.
7442 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7444 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
7445 (LINK_EH_SPEC): Define.
7446 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
7448 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
7450 * config/s390/s390.c (s390_emit_prologue): Do not set the
7451 frame_related flag for call-clobbered registers.
7453 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
7455 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
7456 (construct_container): Fix handling of SSE operands.
7457 (ix86_expand_builtin): Fix handling of 64bit pointers.
7458 (mmx_maskmovq_rex): New pattern.
7460 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
7462 * regrename.c (kill_set_value): Handle subregs properly.
7464 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
7466 * objc/objc-act.c (handle_impent): Remove leading '*'
7467 from objc_class_name.
7469 2002-02-17 Richard Henderson <rth@redhat.com>
7471 * config/alpha/alpha.c (some_small_symbolic_operand,
7472 some_small_symbolic_operand_1, split_small_symbolic_operand,
7473 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
7474 Handle small SYMBOL_REFs anywhere, not just inside memories.
7475 * config/alpha/alpha-protos.h: Update.
7476 * config/alpha/alpha.h (PREDICATE_CODES): Update.
7477 * config/alpha/alpha.md (small symbolic operand splitter): Update.
7479 2002-02-17 Roland McGrath <roland@frob.com>
7481 * config.gcc (powerpc-*-gnu-gnualtivec*,
7482 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
7483 * config/rs6000/gnu.h: New file.
7484 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
7485 Grok "gnu" in rs6000_abi_name.
7486 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
7487 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
7488 Grok -mcall-gnu analogous to -mcall-linux et al.
7489 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
7490 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
7491 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
7493 2002-02-17 Jakub Jelinek <jakub@redhat.com>
7496 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
7499 2002-02-17 Philipp Thomas <pthomas@suse.de>
7501 * config/cris/cris.h: Undefine STARTFILE_SPEC and
7502 ENDFILE_SPEC before (re)defining them.
7504 2002-02-17 Kazu Hirata <kazu@hxi.com>
7506 * config/h8300/h8300.c: Fix formatting.
7507 * config/h8300/h8300.h: Likewise.
7509 2002-02-17 Philipp Thomas <pthomas@suse.de>
7511 * doc/tm.texi: Explain why empty strings should not be
7512 marked for translation.
7514 2002-02-17 Philipp Thomas <pthomas@suse.de>
7516 * final.c (output_operand_lossage): Changed to accept
7517 printf style arguments. Change calls where necessary.
7518 * output.h (output_operand_lossage): Change declaration
7519 accordingly. Update copyright.
7520 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
7521 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
7522 Update copyright date where necessary.
7524 * config/i386/i386.c (print_operand): Likewise. Remove use of
7527 * config/cris/cris.c (cris_operand_lossage): Likewise.
7528 Rename parameter so that exgettext recognizes it as
7529 translatable message.
7530 (LOSE_AND_RETURN): Rename parameter to msgid.
7532 2002-02-17 Kazu Hirata <kazu@hxi.com>
7534 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
7535 hard coded register number with an appropriate macro.
7536 (HARD_REGNO_MODE_OK): Likewise.
7537 (ARG_POINTER_REGNUM): Likewise.
7538 (STATIC_CHAIN_REGNUM): Likewise.
7539 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
7540 * config/h8300/h8300.md (define_constants): Define more
7543 2002-02-17 Philipp Thomas <pthomas@suse.de>
7545 * config/i386/i386.h: Don't mark empty strings for translation.
7547 2002-02-16 H.J. Lu <hjl@gnu.org>
7549 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
7551 2002-02-16 Zack Weinberg <zack@codesourcery.com>
7553 * cppinit.c (merge_include_chains): Check for brack being
7554 NULL before attempting to merge it with qtail.
7556 2002-02-16 Andrew Cagney <ac131313@redhat.com>
7558 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
7561 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
7563 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
7565 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
7567 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
7568 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
7569 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
7571 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7573 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
7574 now only if !TARGET_FIX.
7575 (*movsi_nt_vms_fix): New pattern.
7577 2002-02-16 Douglas B Rupp <rupp@gnat.com>
7579 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
7580 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
7581 (alpha_sa_mask, alpha_sa_size): Reflect above change.
7582 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
7583 (alpha_start_function, alpha_expand_epilogue): Likewise.
7584 (unicosmk_gen_dsib): Likewise.
7586 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7588 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
7590 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
7592 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
7593 check_and_change_labels, s390_final_chunkify): Delete.
7594 (s390_split_branches, s390_chunkify_pool): New functions.
7595 (s390_function_prologue): Call them.
7597 * config/s390/s390.h (S390_REL_MAX): Delete.
7598 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
7600 * config/s390/s390.md (cjump, icjump, jump): Fix length
7601 attribute calculation.
7604 2002-02-15 David Edelsohn <edelsohn@gnu.org>
7606 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
7607 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
7609 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
7611 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
7612 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
7613 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
7615 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
7617 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
7619 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
7621 * reload.c (find_dummy_reload): Check that an output register
7622 is valid for its mode.
7624 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
7626 * combine.c (known_cond): After replacing the REG of a SUBREG, try
7629 * function.c (assign_parms): Demote promoted argument passed by
7630 transparent reference.
7632 2001-02-14 Joel Sherrill <joel@OARcorp.com>
7634 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
7635 -Acpu() and -Amachine() to eliminate warnings.
7637 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
7639 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
7641 2002-02-14 Kazu Hirata <kazu@hxi.com>
7643 * config/h8300/h8300-protos.h: Update the prototype for
7645 * config/h8300/h8300.c (const_costs): Treat SET as a little
7646 more expensive operation.
7647 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
7648 reference to const_costs.
7650 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
7652 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
7654 2002-02-14 Jakub Jelinek <jakub@redhat.com>
7657 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
7658 use arguments from newtype.
7660 2002-02-13 Eric Christopher <echristo@redhat.com>
7662 * config/mips/mips.c (override_options): Add check for march/mipsX
7663 on the same command line. Fix error message in cpu processing.
7664 Remove architecture and ISA checks.
7666 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
7668 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
7670 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
7672 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
7674 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
7676 ("*movv8hi_internal1"): Same.
7677 ("*movv16qi_internal1"): Same.
7678 ("*movv4sf_internal1"): Same.
7680 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
7681 not push_reload for altivec modes.
7683 2002-02-13 Joel Sherrill <joel@OARcorp.com>
7685 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
7686 all RTEMS targets including removal of #includes from config/*/rtems*.h
7687 file and adding them to tm_file setting. Added xm_defines=POSIX to
7689 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
7690 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
7691 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
7692 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
7693 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
7694 config/m68k/rtemself.h: Ditto.
7695 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
7696 config/mips/rtems64.h: Ditto.
7697 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
7698 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
7700 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
7701 config/sparc/rtemself.h: Ditto.
7702 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
7703 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
7704 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
7706 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
7707 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
7708 target made more similar to i386-elf.
7709 * config/i386/t-rtems-i386: Added soft float support and multilibs.
7710 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
7711 be similar to config/m68k/t-m68kelf.
7712 * gthr-rtems.h: Encapsulate with extern "C" for C++.
7714 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
7716 * regmove.c (kill_value): Handle subregs.
7718 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
7720 * i386.md (mul patterns): Allow memory operand to be first;
7721 add expanders where needed; fix constraints.
7722 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
7723 Allow memory operand to be the first.
7725 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
7728 2002-02-13 Jakub Jelinek <jakub@redhat.com>
7731 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
7734 2002-02-13 Jakub Jelinek <jakub@redhat.com>
7736 PR optimization/5547:
7737 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
7738 all valid IA-32 address modes involving non-scaled %ebx and
7739 GOT/GOTOFF as displacement.
7741 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
7743 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
7744 after emitting ltorg insns.
7746 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
7747 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
7748 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
7749 *abssf2): Fix "op_type" attribute.
7751 2002-02-13 Douglas B Rupp <rupp@gnat.com>
7753 * mkconfig.sh: Avoid using a subshell redirect.
7754 ($output.T): Change to $(output)T.
7755 (ENABLE_NLS): Remove unneeded undef.
7757 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
7758 * config/alpha/x-vms (libsubdir): Define.
7760 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
7761 register frame procedures. Optimize retrieving context.
7763 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
7764 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
7765 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
7767 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7769 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
7770 Make same change as for find_base_value.
7772 2002-02-13 Kazu Hirata <kazu@hxi.com>
7774 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
7775 of QImode and SImode.
7777 2002-02-13 Kazu Hirata <kazu@hxi.com>
7779 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
7780 length computation of movsi.
7781 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
7783 2002-02-13 Kazu Hirata <kazu@hxi.com>
7785 * config/h8300/h8300.md (subqi3): Tighten the predicate for
7786 operands[2] to register_operand.
7788 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
7790 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
7792 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
7794 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
7795 for altivec_lvx* and altivec_stvx*.
7796 ("*movv4si_internal"): Add constraint for loading from GPRs.
7797 ("*movv8hi_internal1"): Same.
7798 ("*movv16qi_internal1"): Same.
7799 ("*movv4sf_internal1"): Same.
7801 * config/rs6000/rs6000.c (altivec_register_operand): New.
7803 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
7804 altivec_register_operand.
7806 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
7808 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
7811 2002-02-13 Stan Shebs <shebs@apple.com>
7813 * c-typeck.c (digest_init): Handle vectors.
7814 (really_start_incremental_init): Same.
7815 (pop_init_level): Same.
7816 (process_init_element): Same.
7818 * varasm.c (output_constant): Same.
7820 * expr.c (clear_storage): Same.
7821 (store_constructor): Same.
7823 2002-02-12 Eric Christopher <echristo@redhat.com>
7825 * explow.c (hard_function_value): Add comment explaining
7826 signed/unsigned comparison.
7828 2002-02-12 Jakub Jelinek <jakub@redhat.com>
7830 * jump.c (never_reached_warning): Add finish argument.
7831 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
7832 real insn after end.
7833 * rtl.h (never_reached_warning): Adjust prototype.
7834 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
7835 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
7836 never_reached_warning.
7838 2002-02-12 Graham Stott <grahams@redhat.com>
7840 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
7842 2002-02-12 Kazu Hirata <kazu@hxi.com>
7844 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
7845 logical shifts on H8/300.
7846 (shift_alg_si): Improve several shifts on H8/300.
7847 (get_shift_alg): Likewise.
7849 2002-02-12 Graham Stott <grahams@redhat.com>
7851 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
7853 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7855 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
7856 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
7858 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
7860 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
7861 non-CONST_INT through default_assemble_integer.
7862 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
7863 <case 8>: Abort for CONST_DOUBLE.
7865 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
7867 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
7869 * config/pa/pa-linux.h (LIB_SPEC): Delete.
7870 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
7872 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
7874 * config/stormy16/stormy16.md (zero_extendqihi2): New.
7876 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
7878 * regrename.c (regrename_optimize): Don't accept a
7879 part-clobbered register if the replaced register is not part
7882 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
7883 take padding into account when computing the argument value.
7885 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
7887 * combine.c (try_combine): Apply substitutions in
7888 CALL_INSN_FUNCTION_USAGE too.
7890 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
7892 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
7893 __builtin_altivec_abs*.
7896 * config/rs6000/rs6000.h (rs6000_builtins): Add
7897 ALTIVEC_BUILTIN_ABS*.
7899 * config/rs6000/altivec.h: Use const char for builtins expecting
7901 (vec_abs): New versions for C and C++.
7904 2002-02-10 Kazu Hirata <kazu@hxi.com>
7906 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
7909 2002-02-10 Kazu Hirata <kazu@hxi.com>
7911 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
7912 constant definition from h8300.md.
7913 (FRAME_POINTER_REGNUM): Likewise.
7914 * config/h8300/h8300.md (define_constants): Add FP_REG.
7916 2002-02-10 Kazu Hirata <kazu@hxi.com>
7918 * config/h8300/h8300.c (print_operand): Remove redundant code.
7920 2002-02-10 Kazu Hirata <kazu@hxi.com>
7922 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
7923 * config/h8300/h8300.c (byte_reg): Make it static.
7925 2002-02-10 Richard Henderson <rth@redhat.com>
7928 * c-typeck.c (incomplete_type_error): Handle flexible array members.
7930 2002-02-10 Richard Henderson <rth@redhat.com>
7933 * tree.c (append_random_chars): Don't abort if main_input_filename
7936 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
7938 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
7940 2002-02-10 Kazu Hirata <kazu@hxi.com>
7942 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
7943 (pushhi1): Likewise.
7945 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
7947 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
7948 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
7950 2002-02-09 David O'Brien <obrien@FreeBSD.org>
7952 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
7954 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
7956 2002-02-09 Kazu Hirata <kazu@hxi.com>
7958 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
7959 a half of an SImode register on H8/300.
7961 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
7963 * i386.md (movdi_2): Add missing '!'.
7965 2002-02-09 Kazu Hirata <kazu@hxi.com>
7967 * config/h8300/h8300.h: Fix formatting. Remove commented-out
7970 2002-02-09 Kazu Hirata <kazu@hxi.com>
7972 * config/h8300/h8300.md (length): Correct the distance valid
7973 for the short branch.
7975 2002-02-09 Kazu Hirata <kazu@hxi.com>
7977 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
7979 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
7981 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
7982 registers in SImode.
7983 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
7986 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
7989 Contribute sh64-elf.
7990 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
7991 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
7992 (sh_cannot_modify_jumps_p): New function.
7993 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
7994 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
7995 (sh_ms_bitfield_layout_p): New function.
7996 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
7997 Zack Weinberg <zack@codesourcery.com>
7998 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
7999 expand_simple_binop instead of expand_binop.
8000 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
8001 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
8002 use of .quad and .uaquad.
8003 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
8004 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
8005 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
8006 * config/sh/sh.md (movdi_const, movdi_const_32bit,
8007 movdi_const_16bit): Make sure all CONSTs have modes.
8008 (sym2PIC): Ditto, but by adjusting all callers.
8009 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
8010 if the prologue calls the SHmedia argument decoder or register
8012 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
8013 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
8014 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
8015 (sh_expand_epilogue): Don't emit USE of return target register.
8016 (prepare_move_operands): Legitimize DImode PIC addresses.
8017 (sh_media_register_for_return): Skip tr0, used to initialize the
8019 (sh_expand_prologue): Remove explicit USE of return register.
8020 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
8021 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
8022 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
8023 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
8024 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
8026 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
8027 (MOVI_SHORI_BASE_OPERAND_P): New.
8028 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
8029 (EXTRA_CONSTRAINT_T): Define in terms of them.
8030 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
8031 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
8032 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
8033 alternatives supporting TARGET_REGS.
8034 (UNSPEC_GOTPLT): New constant.
8035 (movdi split): Move incrementing of LABEL_NUSES...
8036 (movdi_const, movdi_const_32bit): Here. Use
8037 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
8038 (movdi_const_16bit): New.
8039 (call, call_value) [flag_pic]: Use GOTPLT.
8040 (call_pop, call_value_pop): New expands.
8041 (call_pop_compact, call_pop_rettramp): New insns.
8042 (call_value_pop_compact, call_value_pop_rettramp): New insns.
8043 (sibcall) [flag_pic]: Use GOT.
8044 (builtint_setjmp_receiver): Remove bogus, unused expand.
8045 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
8046 (*pt, *ptb, ptrel): New insns.
8047 (sym2GOT): Handle DImode GOT.
8048 (sym2GOTPLT, symGOTPLT2reg): New expands.
8049 (sym2PIC): New expand.
8050 (shcompact_return_tramp): Use GOTPLT to return trampoline.
8051 (shcompact_return_tramp_i): Use return register explicitly.
8052 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
8053 disable flag_reorder_blocks.
8054 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
8055 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
8056 clobbers, for clarity.
8057 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
8058 restoring of r0 in macl as MAYBE_DEAD.
8059 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
8060 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
8061 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
8062 alter_subreg all over.
8063 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
8064 reload, instead of emitting instructions that would require
8066 (casesi_load_media): Add missing modes.
8067 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
8068 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
8069 as used if the argument decoder is called.
8070 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
8071 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
8072 Pmode, then extend it to DImode if necessary.
8073 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
8074 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
8075 constants in FPU-enabled SHmedia, let them be loaded from memory.
8076 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
8077 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
8078 Adjust whitespace in assembly output templates.
8079 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
8080 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
8081 mode of if_then_else.
8082 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
8083 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
8085 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
8086 Joern Rennecke <amylaar@redhat.com>
8087 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
8088 (SUBTARGET_CPP_PTR_SPEC): New.
8089 (SUBTARGET_CPP_SPEC): Remove.
8090 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
8091 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
8092 Fix typo in previous checkin.
8093 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
8094 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
8095 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
8096 Alexandre Oliva <aoliva@redhat.com>
8097 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
8098 what single FP register can hold for SHmedia target.
8099 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
8100 Alexandre Oliva <aoliva@redhat.com>
8101 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
8102 Do not split into SUBREG.
8103 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
8104 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
8105 and added new functions as specified in SH5 ABI r9.
8106 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
8107 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
8109 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
8110 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
8111 gen_consttable_4 and gen_consttable_8. Emit multiple labels
8112 and consttable_window_ends.
8113 2001-06-03 Graham Stott <grahams@redhat,com>
8114 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
8115 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
8116 * config/sh/sh.c (print_operand): Handle floating-point pair,
8117 vector and matrix registers.
8118 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
8119 vector modes into account.
8120 * config/sh/sh.md (movv2sf): Split move between registers into
8122 (movv4sf, movv16sf): Introduce insns that get split only after
8124 * config/sh/shmedia.h: Fix Copyright dates.
8125 * config/sh/ushmedia.h: Likewise. Move loop counter
8126 declarations into conditionals that uses them.
8127 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
8129 * config/sh/sshmedia.h: Fix Copyright dates.
8130 (sh_media_PUTCFG): Fix constraints.
8131 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
8132 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
8133 ptrmemfunc_vbit_in_delta for SH5.
8134 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
8135 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
8136 * invoke.texi: Likewise.
8137 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
8138 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
8139 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
8140 GCC_pop_shmedia_regs_nofpu): New global symbols.
8141 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
8142 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
8143 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
8144 compact function with nonlocal labels.
8145 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
8146 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
8147 (initial_elimination_offset): Account for their stack space.
8148 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
8149 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
8150 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
8151 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
8152 least one of the operands to be a register.
8153 (movv2sf): Likewise. Renamed to movv2sf_i.
8154 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
8155 prepare_move_operands() before emitting SHmedia insns.
8156 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
8157 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
8158 Don't save nor initialize r12. Don't mis-align the stack.
8159 Pad the code with a nop.
8160 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
8162 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
8163 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
8164 [__SHMEDIA__]: Implement.
8165 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
8166 * config/sh/sh.md: Set latency of `pt' closer to reality.
8167 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
8168 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
8169 Set move, load and store type attributes.
8170 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
8171 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
8173 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
8174 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
8175 * config/sh/sh.c (sh_media_register_for_return): New function.
8176 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
8177 branch-target register.
8178 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
8179 * config/sh/sh.md (return_media_i): Use any call-clobbered
8180 branch-target register.
8181 (return_media): If r18 wasn't copied in the prologue, copy it
8183 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
8184 Clear class FP0_REGS.
8185 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
8187 2001-03-08 DJ Delorie <dj@redhat.com>
8188 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
8189 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
8190 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
8191 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
8192 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
8193 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
8194 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
8195 return value correctly for call_cookie.
8196 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
8197 * config/sh/crt1.asm (start): Modified so as to call
8198 ___setup_argv_and_call_main.
8199 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
8200 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
8202 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
8203 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
8204 (STRIP_NAME_ENCODING): Use it.
8205 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
8206 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
8207 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
8208 prepare_scc_operands().
8209 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
8210 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
8211 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
8212 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
8213 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
8214 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
8215 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
8216 used in shcompact_incoming_args.
8217 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
8219 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
8221 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
8223 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
8224 Simplify. Adjust. Add sanity check.
8225 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
8227 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
8229 (udivsi3, divsi3): Use them.
8230 (force_mode_for_call): New insn.
8231 (call, call_value, sibcall_value): Emit it before SHcompact
8233 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
8234 * config/sh/sh.md (call, call_value, sibcall): Make sure the
8235 call cookie is non-NULL before taking its value.
8236 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
8237 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
8238 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
8239 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
8241 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
8242 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
8243 temporary for stack adjusts. Use MACL and MACH to pass
8244 arguments to shcompact_incoming_args.
8245 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
8247 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
8248 (nested_trampoline): Load static chain address into r1.
8249 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
8250 2001-01-07 Alexandre Oliva <aoliva@redhat.com
8251 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
8252 fp_arith_reg_operand().
8253 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
8254 * config/sh/sh.md (casesi): Sign-extend the first two operands,
8255 and use signed compares for them.
8256 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
8257 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
8258 ones properly aligned.
8259 (find_barrier): Account for extra alignment needed for 8-byte wide
8261 (machine_dependent_reorg): Require a label for the second 4-byte
8262 constant after an 8-byte one.
8263 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
8265 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
8266 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
8267 last_float when switching float modes.
8268 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
8269 auto-increment for general-purpose registers.
8270 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
8272 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
8274 * config/sh/sh.c (sh_builtin_saveregs): Support using all
8275 registers for varargs.
8276 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
8277 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
8278 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
8279 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
8280 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
8281 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
8282 call_cookie accordingly.
8283 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
8284 (SHCOMPACT_BYREF): Likewise.
8285 (SHCOMPACT_FORCE_ON_STACK): New macro.
8286 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
8287 (sh_builtin_saveregs): Likewise.
8288 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
8289 shcompact_incoming_args): Use new shift values. Support
8290 sequences of consecutive and non-consecutive pushes/pops.
8291 * config/sh/sh.md (return): Don't explicitly use PR_REG.
8292 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
8293 * config/sh/sh.h (TEXT_SECTION): Define.
8294 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
8295 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
8296 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
8297 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
8298 return values on FPU-enabled SHmedia.
8299 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
8300 FPU-enabled SHmedia.
8301 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
8302 value is returned in a non-FP reg and is not returned by
8304 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
8306 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
8307 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
8308 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
8309 quad-aligned to be passed by callee-copy reference.
8310 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
8311 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
8312 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
8313 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
8314 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
8315 copying low-numbered FP regs to r7 and r8.
8316 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
8317 FP regs to general-purpose regs only if the copy was passed on the
8319 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
8320 copying FP reg to r9.
8321 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
8322 copy FP regs to general-purpose regs only in outgoing calls.
8323 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
8324 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
8326 * config/sh/sh.h (struct sh_args): Document all fields.
8327 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
8328 passed partially on the stack should not consider making
8330 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
8331 stack_regs only for incoming calls. When passing FP args,
8332 make sure there are FP regs available before modifying
8334 (SHCOMPACT_BYREF): Pass double args in general-purpose
8335 registers by reference.
8336 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
8337 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
8338 attempt to generate sibcalls if the caller got any arguments
8340 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
8341 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
8342 to 8-byte boundaries.
8343 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
8344 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
8345 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
8346 stored in the stack.
8347 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
8348 for the offsets to have the ISA bit set.
8349 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
8350 invocation. Use beq instead of bgt to mark end of sequence of
8352 (shcompact_incoming_args): Fix store of r2. Use beq instead of
8353 bgt to mark end of sequence of stores.
8354 * config/sh/sh.c (arith_operand): Don't check whether
8355 CONST_OK_FOR_J for now.
8356 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
8357 instead of long for conversion.
8358 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
8359 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
8360 before passing it to fprintf.
8361 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
8362 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
8363 Call set_fpscr before reading/writing SR.
8364 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
8366 * config/sh/lib1funcs.asm: Add `.align 2' directives before
8368 (FMOVD_WORKS): Define on SH5 with FPU.
8369 (set_fpscr): Define on SH5. Remove separate _fpscr_values
8371 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
8373 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
8374 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
8376 (ia_main_table): Ditto.
8377 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
8378 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
8379 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
8380 the definitions from sh.h.
8381 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
8383 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
8384 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
8385 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
8386 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
8387 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
8388 Increment LABEL_NUSES.
8390 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
8392 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
8394 * config/sh/elf.h (SIZE_TYPE): Likewise.
8395 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
8396 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
8397 shcompact_incoming_args): Load switch table addresses using
8399 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
8400 (NO_BUILTIN_SIZE_TYPE): Define.
8401 (SIZE_TYPE): Don't define.
8402 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
8403 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
8404 definition of __SH5__=32 for -m5-compact-nofpu.
8405 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
8407 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
8408 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
8409 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
8410 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
8411 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
8412 (INSN_LENGTH_ALIGNMENT): Likewise.
8413 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
8414 * config/sh/sh.md (call, call_value, sibcall): Simplify
8415 copying of non-branch-target register.
8416 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
8417 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
8418 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
8419 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
8420 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
8421 floating-point values as structs.
8422 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
8423 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
8424 general-purpose register.
8425 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
8426 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
8427 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
8428 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
8429 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
8430 (ENCODE_SECTION_INFO): Enclose variables and constants in
8432 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
8433 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
8434 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
8435 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
8436 only for LABEL_REFs. For SYMBOL_REFs, prepend
8437 SH_DATALABEL_ENCODING to the symbol name.
8438 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
8440 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
8441 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
8443 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
8444 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
8445 (DATALABEL_REF_P): Don't require CONST.
8446 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
8448 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
8449 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
8451 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
8452 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
8453 Use shallow_copy_rtx and PUT_MODE to change the mode of
8454 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
8455 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
8456 on SHmedia using GENERAL_REGs.
8457 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
8458 bltu_media_i): Fix reversion of conditions.
8459 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
8460 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
8461 * config/sh/sh.c (output_far_jump): Save r13 in macl.
8462 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
8463 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
8464 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
8465 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
8466 (GCC_nested_trampoline): Likewise.
8467 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
8468 * config/sh/sh.c (gen_datalabel_ref): Define.
8469 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
8470 (INITIALIZE_TRAMPOLINE): Likewise.
8471 (TRAMPOLINE_ADJUST_ADDRESS): Define.
8472 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
8473 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
8474 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
8475 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
8476 (ic_invalidate): Adjust for SH5.
8477 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
8478 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
8480 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
8481 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
8482 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
8483 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
8484 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
8485 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
8486 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
8487 * config/sh/sh.c (target_reg_operand): Match only target-branch
8488 registers and pseudos that aren't virtual registers.
8489 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
8490 Copy operands that don't match target_reg_operand to pseudos.
8491 (call_media, call_value_media, sibcall_media): Use
8492 target_reg_operand instead of target_operand.
8493 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
8494 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
8495 * config/sh/sh.c (target_reg_operand): Match hardware registers
8496 other than branch-target registers.
8497 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
8498 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
8499 (fpscr_values) [SH5 == 32]: Define.
8500 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
8501 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
8502 Handle function addresses coming in SUBREGs.
8503 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
8504 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
8505 shcompact_return_trampoline): Use datalabel where appropriate.
8506 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
8507 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
8508 general-purpose register to copy one branch-target register to
8510 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
8511 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
8512 SYMBOL_REFs with VOIDmode.
8513 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
8514 bltu_media_i): New insns.
8515 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
8516 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
8517 (INIT_CUMULATIVE_ARGS): Likewise.
8518 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
8519 * machmode.def (V16SFmode): New mode.
8520 * c-common.c (type_for_mode): Support V2SF and V16SF.
8521 * tree.c (build_common_tree_nodes_2): Likewise.
8522 * tree.h (tree_index): Likewise.
8523 * calls.c (emit_call_1): Take args_so_far. Adjust all
8524 callers. Introduce CALL_POPS_ARGS.
8525 * tm.texi (CALL_POPS_ARGS): Document.
8526 * config/sh/crt1.asm: Implement in SHmedia mode.
8527 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
8528 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
8529 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
8530 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
8531 Implement divsi and udivsi in SHmedia mode. Introduce
8532 SHcompact trampolines.
8533 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
8535 (regno_reg_class): Rewrite.
8536 (fp_reg_names): Remove.
8537 (sh_register_names, sh_additional_register_names): New.
8538 (print_operand): Added `u'. Support SUBREGs in addresses.
8539 Add parentheses around shifted CONSTs.
8540 (output_file_start): Output .mode and .abi directives.
8541 (shiftcosts, addsubcosts, multcosts): Adjust.
8542 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
8543 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
8544 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
8545 bytes, not registers. Take into account the need for the
8546 SHcompact incoming args trampoline. Adjust all callers.
8547 (sh_expand_prologue): Take stack_regs into account. Call
8548 incoming args trampoline. Keep stack aligned as per SH5 ABI.
8549 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
8550 stack aligned as per SH5 ABI.
8551 (sh_builtin_saveregs): Support SH5 ABI.
8552 (sh_build_va_list, sh_va_start): Likewise.
8553 (initial_elimination_offset): Take alignment into account.
8554 Compute location of PR according to the SH5 stack frame.
8555 (arith_reg_operand): Reject branch-target registers.
8556 (shmedia_6bit_operand): New.
8557 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
8558 (target_reg_operand): Match DImode only. Accept SUBREGs.
8559 (target_operand): New.
8560 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
8561 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
8562 SIBCALL_REGS for SHmedia.
8563 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
8564 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
8565 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
8566 (TARGET_SWITCHES): New SH5 flags.
8567 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
8568 VALID_REGISTER_P to disable unsupported registers.
8569 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
8570 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
8571 (FUNCTION_ARG_PADDING): Define.
8572 (FASTEST_ALIGNMENT): Adjust.
8573 (SH_REGISTER_NAMES_INITIALIZER): New.
8574 (sh_register_names): Declare.
8575 (DEBUG_REGISTER_NAMES): Define.
8576 (REGISTER_NAMES): Define based on sh_register_names.
8577 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
8578 (sh_additional_register_names): Declare.
8579 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
8580 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
8581 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
8582 (REGISTER_NATURAL_MODE): Define.
8583 (FIRST_PSEUDO_REGISTER): Adjust.
8584 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
8585 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
8586 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
8587 (VECTOR_MODE_SUPPORTED_P): Define.
8588 (REG_CLASS_CONTENTS): Adjust.
8589 (SMALL_REGISTER_CLASSES): Adjust.
8590 (REG_ALLOC_ORDER): Adjust.
8591 (INDEX_REG_CLASS): Adjust.
8592 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
8593 (CONST_OK_FOR_LETTER_P): Adjust.
8594 (PREFERRED_RELOAD_CLASS): Adjust.
8595 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
8596 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
8597 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
8598 (FIRST_FP_PARM_REG): Adjust.
8599 (CALL_POPS_ARGS): Define.
8600 (FUNCTION_ARG_REGNO_P): Adjust.
8601 (struct sh_args): New fields.
8602 (GET_SH_ARG_CLASS): Adjust.
8603 (INIT_CUMULATIVE_ARGS): Adjust.
8604 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
8605 (FUNCTION_ARG_ADVANCE): Adjust.
8606 (FUNCTION_ARG): Adjust.
8607 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
8608 (FUNCTION_ARG_CALLEE_COPIES): Define.
8609 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
8610 (STRICT_ARGUMENT_NAMING): Define.
8611 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
8612 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
8613 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
8614 (SETUP_INCOMING_VARARGS): Adjust.
8615 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
8616 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
8617 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
8618 (SUBREG_OK_FOR_INDEX_P): Adjust.
8619 (EXTRA_CONSTRAINT_S): Update.
8620 (EXTRA_CONSTRAINT_T): New.
8621 (EXTRA_CONSTRAINT): Adjust.
8622 (GO_IF_LEGITIMATE_INDEX): Adjust.
8623 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
8624 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
8626 (MAX_MOVE_MAX): Define.
8628 (CONST_COSTS): Adjust.
8629 (REGISTER_MOVE_COST): Adjust.
8630 (BRANCH_COST): Adjust.
8631 (TEXT_SECTION_ASM_OP): Adjust.
8632 (DBX_REGISTER_NUMBER): Adjust.
8633 (ASM_OUTPUT_DOUBLE_INT): New.
8634 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
8635 (PREDICATE_CODES): Adjust.
8636 (PROMOTE_MODE): Adjust.
8637 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
8638 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
8639 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
8640 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
8641 (DR0_REG, DR2_REG, DR4_REG): Renumber.
8642 (TR0_REG, TR1_REG, TR2_REG): New.
8643 (XD0_REG): Renumber.
8644 (UNSPEC_COMPACT_ARGS): New.
8645 (type): Added pt and ptabs.
8646 (length): Default to 4 on SHmedia. Default pt length to 12
8647 and 20 on SHmedia32 and SHmedia64, respectively.
8648 (pt): New function unit.
8649 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
8650 Add whitespace between operands of SHmedia instructions.
8652 (adddi3_media, addsi3_media): Adjust constraints.
8653 (subsi3) [SHmedia]: Force operand 1 into a register.
8654 (udivsi3_i1_media, udivsi3_i4_media): New.
8655 (udivsi3): Support SHmedia.
8656 (divsi3_i1_media, divsi3_i4_media): New.
8657 (divsi3): Support SHmedia.
8658 (anddi3, iordi3, xordi3): Adjust constraints.
8659 (zero_extendhidi2, zero_extendqidi2): New.
8660 (extendsidi2, extendhidi2, extendqidi2): New.
8661 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
8662 (pop_e, pop_fpul, pop_4): Likewise.
8663 (movsi_media): Support FP and BT registers.
8664 (movsi_media_nofpu): New. Adjust splits to DImode.
8665 (lduw, ldub): Renamed to zero_extend* above.
8666 (movqi_media): Fix typo.
8667 (movdi_media): Support FP and BT registers.
8668 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
8669 (movdi_const_32bit): New.
8670 (shori_media): Require immediate operand. Use `u' for output.
8671 (movdf_media, movsf_media): Simplified.
8672 (movdf_media_nofpu, movsf_media_nofpu): New.
8673 (movdf, movsf): Adjust
8674 (movv2sf, movv2sf, movv16sf): New.
8675 (beq_media, beq_media_i): Adjust constraints. Don't use
8676 scratch BT register.
8677 (bne_media, bne_media_i): Likewise.
8678 (bgt_media, bgt_media_i): Likewise.
8679 (bge_media, bge_media_i): Likewise.
8680 (bgtu_media, bgtu_media_i): Likewise.
8681 (bgeu_media, bgeu_media_i): Likewise.
8682 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
8683 bunordered): Emit jump insn. Force operands to registers when
8685 (jump_media, jump): Simplify.
8686 (call_compact, call_compact_rettramp): New.
8687 (call_value_compact, call_value_compact_rettramp): New.
8688 (call_media, call_value_media): Simplify.
8689 (sibcall_compact, sibcall_media): New.
8690 (call, call_value): Adjust for SHmedia and SHcompact.
8691 (sibcall, sibcall_value, untyped_call): Likewise.
8692 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
8693 (indirect_jump): Adjust for SHmedia.
8694 (casesi_jump_media): New.
8695 (nop): Re-enable for SHmedia.
8696 (call_site): Restrict to SH1.
8697 (casesi): Adjust for SHmedia.
8698 (casesi_shift_media, casesi_load_media): New.
8699 (return): Explicitly use PR register. Call return trampoline
8701 (return_i): Explicitly use PR register.
8702 (shcompact_return_tramp, shcompact_return_tramp_i): New.
8703 (return_media): Adjust.
8704 (shcompact_incoming_args): New.
8706 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
8707 (movstrsi): Disable on SH5.
8708 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
8709 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
8710 (subsf3, subsf3_media): Likewise.
8711 (mulsf3, mulsf3_media, mac_media): Likewise.
8712 (divsf3, divsf3_media): Likewise.
8713 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
8714 (floatsisf2, fux_truncsfsi2): Likewise.
8715 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
8717 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
8718 (cmpunsf_media, cmpsf): Likewise.
8719 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
8720 (abssf2, abssf2_media): Likewise.
8721 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
8722 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
8723 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
8724 (floatsidf2, fix_truncdfsi2): Likewise.
8725 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
8727 (cmpeqdf_media, cmpgtdf_media): Likewise.
8728 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
8729 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
8730 (absdf2, absdf2_media): Likewise.
8731 (extendsfdf2, extendsfdf2_media): Likewise.
8732 (truncsfdf2, truncsfdf2_media): Likewise.
8733 * config/sh/sh64.h: New file.
8734 * config/sh/t-sh64: New file.
8735 * config/sh/shmedia.h: New file.
8736 * config/sh/ushmedia.h: New file.
8737 * config/sh/sshmedia.h: New file.
8738 * configure.in: Added sh64-*-elf.
8739 * configure: Rebuilt.
8740 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
8741 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
8742 (reg_class_from_letter): Use `b' for TARGET_REGS.
8743 (print_operand): Support `%M', `%m', `AND' and
8744 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
8745 (andcosts): Adjust for SHmedia.
8746 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
8748 (target_reg_operand): New function.
8749 * config/sh/sh-protos.h (target_reg_operand): Declare.
8750 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
8751 FP registers on SH5.
8752 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
8754 (TARGET_REGISTER_P): New macro.
8755 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
8756 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
8757 (EXTRA_CONSTRAINT_S): New macro.
8758 (EXTRA_CONSTRAINT): Adjust.
8759 (FLOAT_TYPE_SIZE): Define to 32.
8760 (Pmode): DImode on SHmedia.
8761 (CONST_COSTS): Adjust for SHmedia literals.
8762 (PREDICATE_CODES): Added target_reg_operand.
8763 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
8764 * config/sh/sh.md: Remove all attrs from SHmedia insns.
8765 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
8766 (cmpdi): Accept SHmedia.
8767 (movdicc_false, movdicc_true): New insns.
8768 (movdicc): New expand.
8769 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
8771 (addsi3_media): Match `S' constraint.
8772 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
8773 (negdi2): Expand for SHmedia.
8774 (one_cmpldi2): New expand.
8775 (zero_extendsidi2): Change from expand to insn.
8776 (extendsidi2): Add constraints.
8777 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
8778 LD/ST address. Fix SI immediate loading split.
8779 (movhi_media, movqi_media, lduw, ldub): New insns.
8780 (movhi, movqi): Accept SHmedia.
8781 (shori_media, movdi_media): Relax input constraints. Split
8783 (movdf_media, movsf_media): New insn. New split to movdi.
8784 (movdf, movsf): Match on SHmedia.
8785 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
8786 bgeu_media): New insns and splits. New insns with `_i' suffix.
8787 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
8788 (bunordered): New expand.
8789 (jump_compact): Renamed from `jump'.
8790 (jump_media): New insn.
8792 (call_media, call_value_media): New insns.
8793 (call, call_value): Adjust.
8794 (indirect_jump_compact): Renamed from `indirect_jump'.
8795 (indirect_jump_media): New insn.
8796 (indirect_jump): New expand.
8797 (untyped_call, return): Accept SHmedia.
8798 (return_media): New insn.
8799 (prologue, epilogue, blockage): Accept SHmedia.
8800 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
8801 (sunordered): New expand.
8802 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
8803 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
8804 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
8805 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
8806 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
8807 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
8808 abssf2_media): New insns.
8809 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
8810 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
8811 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
8812 floatdidf2, floatsidf2_media, fix_truncdfdi2,
8813 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
8814 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
8815 absdf2_media): New insns.
8816 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
8817 (extendsfdf2_media, truncdfsf2_media): New insns.
8818 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
8819 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
8820 * config/sh/sh.h (CONST_OK_FOR_J): Document.
8821 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
8822 * config/sh/sh.md (adddi3): New expand.
8823 (adddi3_media, adddi3z_media): New insns.
8824 (adddi3_compact): Renamed from adddi3.
8825 (addsi3_media): Use add.l r63 to add constant zero.
8826 (subdi3): New expand.
8827 (subdi3_media): New insn.
8828 (subdi3_compact): Renamed from subdi3.
8829 (mulsidi3): New expand.
8830 (mulsidi3_media): New insn.
8831 (mulsidi3_compact): Renamed from mulsidi3.
8832 (umulsidi3): New expand.
8833 (umulsidi3_media): New insn.
8834 (umulsidi3_compact): Renamed from umulsidi3.
8835 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
8836 (ashlsi3, ashrsi3, lshrsi3): Use them.
8837 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
8838 (ashldi3, ashrdi3, lshrdi3): Use them.
8839 (zero_extendsidi2): New expand.
8840 (extendsidi2): New insn.
8841 (movsi_media): New insn. Split to movdi to load constants.
8842 (movsi): Enable for shmedia.
8843 (movdi_media): New insn. Use shori_media to load wide constants.
8844 (short_media): New insn.
8845 (movdi): Enable for shmedia.
8846 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
8847 * config/sh/sh.h (CPP_SPEC): Added `m5'.
8848 (SUBTARGET_CPP_SPEC): Added `!m5'.
8849 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
8850 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
8851 to all other SH variants.
8852 (TARGET_DEFAULT): Set to SH1_BIT.
8853 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
8854 (BITS_PER_WORD): Raise to 64 on shmedia.
8855 (MAX_BITS_PER_WORD): Change to 64.
8856 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
8857 (INT_TYPE_SIZE): Keep as 32.
8858 (UNITS_PER_WORD): Raise to 8 on shmedia.
8859 (MIN_UNITS_PER_WORD): Keep as 4.
8860 (POINTER_SIZE): Raise to 64 on shmedia.
8861 (CONST_OK_FOR_J): New macro.
8862 (CONST_OK_FOR_LETTER_P): Use it.
8863 (processor_type): Add PROCESSOR_SH5.
8864 * config/sh/sh.md: Conditionalize all expands, insns and
8865 splits to TARGET_SH1.
8867 (addsi3_compact): Renamed from...
8868 (addsi3): Now an expand.
8869 (addsi3_media, subsi3_media): New insns.
8870 (subsi3): Don't negate constants with SHmedia.
8872 * hooks.c: New file.
8873 * hooks.h: New file.
8874 * Makefile.in (HOOKS_H): New.
8875 (TARGET_DEF_H): Added $(HOOKS_H).
8876 (OBJS): Added hooks.o.
8877 (cfgcleanup.o, bb-reorder.o): Added target.h.
8878 (hooks.o): Added dependencies.
8879 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
8880 (TARGET_INITIALIZER): this.
8881 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
8882 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
8883 * bb-reorder.c: Include target.h.
8884 (reorder_basic_blocks): Skip if cannot modify jumps.
8885 * cfgcleanup.c: Include target.h.
8886 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
8888 2002-02-08 Chris Demetriou <cgd@broadcom.com>
8890 * config/mips/mips.md (casesi_internal, casesi_internal_di):
8891 Protect jump delay slot instructions with .set noreorder and
8894 2002-02-08 Chris Demetriou <cgd@broadcom.com>
8896 * config/mips/mips.md (casesi_internal_di): Calculate
8897 the index into the target offset table correctly.
8899 2002-02-08 Richard Henderson <rth@redhat.com>
8901 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
8902 * final.c (output_addr_const): Accept and discard SUBREG.
8903 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
8904 mark them unknown instead.
8905 (simplify_subtraction): Handle RTX_UNKNOWN.
8906 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
8908 2002-02-08 David Edelsohn <edelsohn@gnu.org>
8910 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
8912 2002-02-08 Richard Henderson <rth@redhat.com>
8914 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
8916 2002-02-08 Andreas Jaeger <aj@suse.de>
8918 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
8919 * config/i386/t-linux64: New file.
8921 2002-02-08 Jakub Jelinek <jakub@redhat.com>
8923 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
8924 * c-parse.in (compstmt): Clear last_expr_type.
8926 2002-02-07 Richard Henderson <rth@redhat.com>
8928 * loop.c (strength_reduce): Sink final_value when not
8931 2002-02-07 David O'Brien <obrien@FreeBSD.org>
8933 * config/sparc/freebsd.h: Fix mismatched spec {.
8935 2002-02-07 Richard Henderson <rth@redhat.com>
8937 * cfgrtl.c: Include recog.h and insn-config.h.
8938 (keep_with_call_p): Fix general_operand invocation.
8939 * Makefile.in (cfgrtl.o): Update dependencies.
8941 2002-02-07 Kazu Hirata <kazu@hxi.com>
8943 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
8944 comment. Accept HImode only if TARGET_H8300.
8946 2002-02-07 Eric Christopher <echristo@redhat.com>
8948 * config/mips/crtn.asm: Cleanup #ifdefs.
8950 2002-02-07 Eric Christopher <echristo@redhat.com>
8952 * config/mips/crti.asm: Add changes for mips16. mips16 uses
8953 register 7 as RA instead of $31.
8954 * config/mips/crtn.asm: Ditto.
8955 * config/mips/mips.c (mips_move_2words): Add case for
8956 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
8957 (compute_frame_size): Fix typo.
8958 (save_restore_insns): Ditto. Make documentation about using
8959 register $7 as return register more precise.
8960 (mips_expand_epilogue): Fix comment. Add code to work around not
8961 being able to add to the stack pointer directly.
8962 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
8963 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
8966 2002-02-07 Tom Rix <trix@redhat.com>
8968 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
8969 immediates in ldu and stdu DS opcode field.
8970 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
8971 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
8972 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
8974 2002-02-07 Jeff Sturm <jsturm@one-point.com>
8976 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
8977 offset for stack bias.
8979 2002-02-07 H.J. Lu <hjl@gnu.org>
8981 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
8983 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
8985 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
8987 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
8989 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
8990 * i386.c (x86_order_regs_for_local_alloc): New global function.
8991 * i386.h (REG_ALLOC_ORDER): CLeanup.
8992 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
8994 2002-02-07 Richard Henderson <rth@redhat.com>
8996 PR optimization/2463
8997 * alias.c (find_base_value): Recall base values for fixed hard regs.
8998 * loop.c (loop_regs_update): Don't use single_set on non-insns.
9000 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
9002 * config/mips/mips.md (define_delay) [mips16]: Adjust required
9005 2002-02-06 Richard Henderson <rth@redhat.com>
9008 * stmt.c (resolve_operand_name_1): Take more care with mixed
9009 named and unnamed operands.
9011 2002-02-06 Janis Johnson <janis187@us.ibm.com>
9012 Jan Hubicka <jh@suse.cz>
9014 * loop.c (remove_constant_addition): Avoid clobbering a shared
9017 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
9019 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
9020 * config/s390/t-linux64: New file.
9021 * config/s390/libgcc-glibc.ver: New file.
9023 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
9025 * config/s390/linux64.h: Delete file.
9026 * config/s390/s390x.h: New file.
9027 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
9028 as target header file.
9029 * config/s390/linux.h (TARGET_VERSION): Define depending on
9030 DEFAULT_TARGET_64BIT.
9031 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
9032 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
9033 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
9034 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
9035 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
9036 (EXTRA_SPEC): New define.
9037 * config/s390/s390.h (TARGET_VERSION): Define depending on
9038 DEFAULT_TARGET_64BIT.
9039 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
9041 2002-02-06 Jason Merrill <jason@redhat.com>
9043 * c-decl.c (finish_function): Warn about a non-void function with
9044 no return statement and no abnormal exit.
9045 (current_function_returns_abnormally): New variable.
9046 (start_function): Clear it.
9047 (struct c_language_function): Add returns_abnormally.
9048 (push_c_function_context): Save it.
9049 (pop_c_function_context): Restore it.
9050 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
9051 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
9052 an explicit return type.
9053 * c-tree.h: Declare current_function_returns_abnormally.
9054 (C_FUNCTION_IMPLICIT_INT): New macro.
9055 * c-typeck.c (build_function_call): Set it.
9056 (c_expand_return): Set current_function_returns_value even if the
9059 2002-02-06 Jakub Jelinek <jakub@redhat.com>
9062 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
9063 unsafe for reevaluation.
9065 2002-02-06 Jakub Jelinek <jakub@redhat.com>
9068 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
9069 EXPR_STMT, but COMPOUND_STMT, recurse into it.
9071 2002-02-06 Richard Henderson <rth@redhat.com>
9073 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
9074 be a general_operand. Dest for function value must be a pseudo.
9076 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
9078 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
9079 as SYMBOL_REFs from the constant pool.
9081 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
9083 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
9084 passed by invisible reference.
9086 2002-02-05 Richard Henderson <rth@redhat.com>
9088 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
9090 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
9092 Implement using "base addresses" in insn operands as default.
9093 * config/mmix/mmix.c (mmix_conditional_register_usage): if
9094 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
9095 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
9096 used to read the rtx value.
9097 (mmix_target_asm_function_epilogue): Fix spacing.
9098 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
9099 (mmix_legitimate_address): Ditto.
9100 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
9101 should be loaded with a GETA insn. Don't allocate needless extra
9102 char for nul termination and fix misleading comment.
9103 (mmix_print_operand_address): Handle constants if
9104 TARGET_BASE_ADDRESSES.
9105 (mmix_output_register_setting): Use base addressing if
9106 TARGET_BASE_ADDRESSES and the number of insns is 3.
9107 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
9108 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
9109 to use R as constraint, add LDA to match s.
9110 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
9111 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
9112 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
9113 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
9114 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
9115 order with other fixed registers.
9116 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
9117 other parameter/call-clobbered registers.
9118 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
9119 -mbase-addresses, -mno-base-addresses.
9120 (MMIX Options): Ditto.
9122 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
9124 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
9126 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
9128 * config/rs6000/altivec.h: Change elem to _S_elem.
9130 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
9132 * config/netbsd.h (WCHAR_TYPE): Define.
9133 (WCHAR_TYPE_SIZE): Ditto.
9135 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
9136 (WCHAR_UNSIGNED): Ditto.
9137 (WCHAR_TYPE_SIZE): Ditto.
9139 * config/arm/netbsd.h: Likewise.
9140 * config/i386/netbsd-elf.h: Likewise.
9141 * config/i386/netbsd.h: Likewise.
9142 * config/m68k/netbsd-elf.h: Likewise.
9143 * config/m68k/netbsd.h: Likewise.
9144 * config/ns32k/netbsd.h: Likewise.
9145 * config/sparc/netbsd.h: Likewise.
9146 * config/vax/netbsd.: Likewise.
9148 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
9150 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
9151 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
9152 (TARGET_INITIALIZER): this.
9153 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
9154 (BITFIELD_NBYTES_LIMITED): Markup fix.
9155 * tree.h (default_ms_bitfield_layout_p): Declare.
9156 (record_layout_info): Added prev_field.
9157 * tree.c (default_ms_bitfield_layout_p): New fn.
9158 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
9159 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
9160 * stor-layout.c: Include target.h.
9161 (start_record_layout): Initialize prev_field.
9162 (place_field): Handle MS bit-field layout, and disregard
9163 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
9164 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
9165 * Makefile.in (stor-layout.o): Adjust dependencies.
9167 2002-02-05 Jason Merrill <jason@redhat.com>
9169 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
9171 2002-02-05 Andreas Jaeger <aj@suse.de>
9173 * crtstuff.c: Fix comments.
9175 2002-02-05 Richard Henderson <rth@redhat.com>
9178 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
9179 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
9182 * config/mips/mips.c (function_arg): Handle TImode.
9183 (function_arg_advance): Likewise.
9185 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
9187 * config/rs6000/altivec.h (vec_step_help): Rename to
9190 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
9192 * config/rs6000/altivec.h: Fix typos.
9194 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
9196 * config/arm/netbsd.h: Correct a comment.
9198 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
9200 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
9201 building void typed builtins.
9203 * config/rs6000/altivec.h (vec_ld*): Fix typos.
9204 (vec_step): Implement for C++.
9206 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9208 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
9210 2002-02-04 Richard Henderson <rth@redhat.com>
9212 * combine.c (nonzero_bits): Re-introduce special case for
9213 sp/fp/ap wrt REGNO_POINTER_ALIGN.
9215 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
9217 * doc/extend.texi: Warn about unsupported usage of altivec
9220 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
9221 (altivec_predicate_*): New.
9223 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
9224 Add C++ version of vec_*() functions.
9226 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
9227 (bdesc_2arg): Remove altivec predicates.
9228 (altivec_expand_builtin): Handle predicates.
9229 (altivec_init_builtins): Handle predicates.
9230 (altivec_expand_predicate_builtin): New.
9232 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9234 * pa.c (DO_FRAME_NOTES): Move forward.
9235 (store_reg): Revise handling of frame notes.
9236 (load_reg): Likewise.
9237 (set_reg_plus_d): Likewise.
9238 (hppa_expand_prologue): Likewise.
9239 (hppa_expand_epilogue): Likewise.
9241 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9243 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
9245 2002-02-04 Jakub Jelinek <jakub@redhat.com>
9247 PR c/4475, c++/3780:
9248 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
9249 * c-common.h (SWITCH_TYPE): Define.
9250 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
9251 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
9252 Rename spareness variable to sparseness.
9253 (expand_end_case_type): Renamed from expand_end_case, use orig_type
9254 if non-NULL instead of TREE_TYPE (orig_index).
9255 * tree.h (expand_end_case_type): Renamed from expand_end_case.
9256 (expand_end_case): Define using expand_end_case_type.
9257 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
9258 to expand_end_case_type.
9259 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
9261 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9263 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
9264 (BIGGEST_ALIGNMENT): Change to 128.
9266 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9268 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
9270 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9272 * pa.md (call_internal_reg_64bit): Remove unused variable.
9274 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
9276 * config/arm/arm.h (machine_function): Add uses_anonymous_args
9278 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
9279 * config/arm/arm.c (current_function_anonymous_args): Delete,
9280 replace uses with cfun->machine->uses_anonymous_args.
9281 (arm_reorg): Do not reset uses_anonymous_args.
9283 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
9284 any geenral register.
9286 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
9288 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
9291 2002-02-04 Richard Henderson <rth@redhat.com>
9293 * combine.c (force_to_mode): Remove STACK_BIAS code.
9294 (nonzero_bits): Likewise. Replace sp/fp special case with
9295 REGNO_POINTER_ALIGN.
9297 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
9298 (HARD_FRAME_POINTER_REGNUM): New.
9299 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
9300 (FIXED_REGS, CALL_USED_REGS): Update.
9301 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
9302 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
9303 (HARD_REGNO_NREGS): Update for SFP.
9304 (STACK_POINTER_OFFSET): Include bias here ...
9305 (FIRST_PARM_OFFSET): ... not here.
9306 (STACK_BIAS): Remove.
9307 (INIT_EXPANDERS): New.
9308 (STARTING_FRAME_OFFSET): Do not include bias.
9309 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
9310 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
9311 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
9312 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
9313 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
9314 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
9315 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
9316 (MUST_SAVE_REGISTER): Likewise.
9317 (sparc_flat_function_prologue): Likewise.
9318 (sparc_flat_function_epilogue): Likewise.
9319 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
9320 (sparc_init_modes): SFP is GENERAL_REGS.
9321 (sparc_builtin_saveregs): SFP does not have bias applied.
9323 2002-02-04 Richard Henderson <rth@redhat.com>
9325 * config/alpha/alpha.c (current_function_is_thunk): Don't check
9326 current_function_is_thunk.
9327 (alpha_sa_mask): Distinguish between current_function_is_thunk
9328 called from ASM_OUTPUT_MI_THUNK and not.
9329 (alpha_does_function_need_gp): Thunks always need gp.
9330 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
9331 (alpha_output_mi_thunk_osf): New.
9332 * config/alpha/alpha-protos.h: Update.
9333 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
9335 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
9337 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
9338 function types, not when they're taken away.
9340 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
9342 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
9343 CODE_LABEL and jump table when replacing a table jump with a
9346 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
9348 * config/s390/s390-protos.h (legitimize_la_operand,
9349 s390_secondary_input_reload_class, s390_plus_operand,
9350 s390_expand_plus_operand): Add prototypes.
9352 config/s390/s390.c (s390_secondary_input_reload_class,
9353 s390_plus_operand, s390_expand_plus_operand): New functions.
9355 (struct s390_address): New member 'pointer'.
9356 (s390_decompose_address): Compute it.
9357 (legitimate_la_operand_p): Use it.
9358 (legitimize_la_operand): New function.
9359 (movti, movdi, movdf splitters): Call it.
9361 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
9362 (PREDICATE_CODES): Add s390_plus_operand.
9364 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
9365 (la_ccclobber): Allow GENERAL_REGS as output operand.
9367 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
9368 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
9369 (*la_64, *la_31, reload_indi, reload_insi): ... these.
9371 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
9373 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
9374 register names for regular asm () construct.
9376 2002-02-04 Jakub Jelinek <jakub@redhat.com>
9378 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
9381 2002-02-04 Jakub Jelinek <jakub@redhat.com>
9383 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
9386 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
9388 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
9389 constant pool to be identical by string address and index.
9391 2002-02-04 Anthony Green <green@redhat.com>
9393 * output.h (SECTION_OVERRIDE): Define.
9394 * varasm.c (named_section): Obey SECTION_OVERRIDE.
9396 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
9398 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
9399 by existing arm*-*-netbsd* (a.out) target.
9400 (ns32k-*-netbsdelf*): Likewise.
9401 (sparc-*-netbsdelf*): Likewise.
9402 (vax-*-netbsdelf*): Likewise.
9404 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
9406 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
9407 headers and libobjc headers.
9409 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
9411 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
9412 (_mingw.h): Remove duplicate include.
9414 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
9416 * config.gcc: Set cpu_type to m68k for 68010, as well.
9417 (m68010-*-netbsdelf*): New...
9418 (m68k*-*-netbsdelf*): ...targets.
9419 * config/m68k/netbsd-elf.h: New file.
9421 2002-02-02 Kazu Hirata <kazu@hxi.com>
9423 * config/h8300/h8300.c (hand_list): Move inside function_arg.
9425 2002-02-02 Kazu Hirata <kazu@hxi.com>
9427 * config/h8300/h8300.c (h8_push_ops): Move inside
9429 (h8_pop_ops): Likewise.
9430 (h8_move_ops): Likewise.
9432 2002-02-02 Kazu Hirata <kazu@hxi.com>
9434 * config/h8300/h8300.c (os_task): Make it static.
9435 (monitor): Likewise.
9436 (pragma_saveall): Likewise.
9438 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
9440 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
9441 constant is a valid sign-extension for Pmode.
9443 2002-02-02 Kazu Hirata <kazu@hxi.com>
9445 * config/h8300/h8300.c: Fix formatting.
9447 2002-02-02 Kazu Hirata <kazu@hxi.com>
9449 * config/h8300/h8300.md: Fix formatting.
9451 2002-02-02 Kazu Hirata <kazu@hxi.com>
9453 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
9454 predicates of operands[1]. Split the patterns for each
9457 2002-02-02 Kazu Hirata <kazu@hxi.com>
9459 * config/h8300/h8300.md (xor patterns): Tighten the predicates
9460 of operands[1] to register_operand.
9462 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
9464 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
9465 * cpphash.c (_cpp_init_hashtable): Similarly.
9466 * cppinit.c (cpp_create_reader): Default the signed_char flag.
9467 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
9468 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
9469 (cpp_handle_option): Handle the new options.
9470 * cpplex.c (cpp_interpret_charconst): Use new flag.
9471 * cpplib.h (struct cpp_options): New member signed_char.
9472 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
9473 (cpp_options): Handle -fsigned-char and -funsigned-char.
9474 (static_specs): Remove signed_char_spec.
9475 (do_spec1): Don't handle %c.
9476 * system.h: Poison SIGNED_CHAR_SPEC.
9477 * tradcif.y (yylex): Use flag_signed_char.
9478 * tradcpp.h (flag_signed_char): New.
9479 * tradcpp.c (flag_signed_char): New.
9480 (main): Handle new command-line options.
9481 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
9483 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
9484 * avr/avr.h: Remove old comments.
9485 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
9486 (CC1_SPEC): Pass -fsigned-char if -mic*.
9487 (SIGNED_CHAR_SPEC): Remove.
9489 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
9491 2002-02-01 Eric Christopher <echristo@redhat.com>
9493 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
9494 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
9495 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
9496 (ASM_OUTPUT_REG_POP): Ditto.
9498 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
9500 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
9503 2002-02-02 Jakub Jelinek <jakub@redhat.com>
9505 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
9507 2002-02-02 Jakub Jelinek <jakub@redhat.com>
9510 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
9513 2002-02-01 Janis Johnson <janis187@us.ibm.com>
9515 * cfganal.c: Include tm_p.h.
9516 (keep_with_call_p): Fix the test that determines if a register holds
9517 the return value of a call.
9519 2002-02-01 DJ Delorie <dj@redhat.com>
9521 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
9522 we are given conflicting registers, switch to the other one we
9523 had allocated for us.
9524 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
9525 as TImode so we know when the "other" register is available.
9527 2002-02-01 David O'Brien <obrien@FreeBSD.org>
9529 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
9532 2002-02-01 Janis Johnson <janis187@us.ibm.com>
9534 * cfganal.c (keep_with_call_p): New function.
9535 (flow_call_edges_add): Prevent splitting a block between a call and
9536 a single-set instruction that should be kept in the same block.
9538 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
9540 * doc/install.texi (avr): Update outdated URL.
9542 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
9544 * config/stormy16/stormy16.md (pushqi): New.
9548 (movhi): Remove stack operands.
9550 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
9551 nonimmediate_nonstack_operand.
9552 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
9554 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
9557 2002-01-31 Jason Merrill <jason@redhat.com>
9559 * Makefile.in (c-parse.c): Handle .output file.
9560 * objc/Make-lang.in (objc-parse.c): Likewise.
9562 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
9564 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
9565 the -me[lb] option is given. Don't output the default flag
9568 2002-01-31 Zack Weinberg <zack@codesourcery.com>
9570 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
9571 the primary source file; this has not been done yet.
9572 * c-decl.c (c_expand_body): Reset input_filename from
9573 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
9575 2002-01-31 Kazu Hirata <kazu@hxi.com>
9577 * rtlanal.c (subreg_regno_offset): Do not use
9578 SUBREG_REGNO_OFFSET.
9579 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
9580 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
9582 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
9584 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
9585 version rather than GNATS version in --version output.
9587 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
9589 * ifcvt.c (noce_process_if_block): Make a copy of the destination
9590 when copying back from a temporary.
9592 2002-01-30 Richard Henderson <rth@redhat.com>
9594 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
9595 and new_dest are the same.
9597 2002-01-30 Richard Henderson <rth@redhat.com>
9600 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
9601 * rtl.c (note_insn_name): Update.
9602 * emit-rtl.c (remove_unnecessary_notes): Kill it.
9603 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
9604 to perform loop rotation.
9605 (expand_exit_loop_top_cond): New.
9606 * tree.h (expand_exit_loop_top_cond): Declare it.
9607 * c-semantics.c (genrtl_while_stmt): Use it.
9608 (genrtl_for_stmt): Likewise.
9610 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
9612 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
9613 arguments to 64-bit boundaries on 64-bit ABIs.
9615 2002-01-30 Steve Ellcey <sje@cup.hp.com>
9617 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
9619 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
9621 * c-decl.c (grokdeclarator): Handle type being a typedef for an
9624 2002-01-30 David O'Brien <obrien@FreeBSD.org>
9626 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
9627 * config/sparc/sparc_bi.h: Remove file.
9628 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
9630 2002-01-30 Richard Henderson <rth@redhat.com>
9632 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
9634 2002-01-30 Zack Weinberg <zack@codesourcery.com>
9636 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
9638 2002-01-30 Jason Merrill <jason@redhat.com>
9640 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
9641 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
9642 (reg_save): Use DW_CFA_offset_extended_sf instead.
9644 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
9646 2002-01-29 Jakub Jelinek <jakub@redhat.com>
9648 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
9651 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
9653 * rs6000.md ("*call_value_local32"): Remove constraints.
9654 ("*call_value_local64"): Same.
9655 ("*call_value_indirect_nonlocal_aix32"): Same.
9656 ("*call_value_nonlocal_aix32"): Same.
9657 ("*call_value_indirect_nonlocal_aix64"): Same.
9658 ("*call_value_nonlocal_aix64"): Same.
9659 ("*call_value_nonlocal_sysv"): Same.
9661 2002-01-29 Richard Henderson <rth@redhat.com>
9663 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
9665 2002-01-29 Richard Henderson <rth@redhat.com>
9667 * expr.c (force_operand): Ignore flag_pic for detecting pic
9669 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
9670 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
9671 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
9672 instead of open-coded loop.
9673 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
9674 be fixed when in use.
9676 2002-01-29 Richard Henderson <rth@redhat.com>
9678 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
9679 * sched-rgn.c (propagate_deps): Update them.
9680 * sched-deps.c (sched_analyze_insn): Update them. Flush the
9681 clobbers list when either gets too long.
9683 2002-01-29 Jakub Jelinek <jakub@redhat.com>
9685 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
9686 and INDEX_REGS the same as GENERAL_REGS.
9687 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
9689 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
9691 * tree.c (build_nonstandard_integer_type): Correct prototype.
9693 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
9695 * config/s390/s390.md (movstrsico, movstrdix_64,
9696 movstrsix_31): Remove, replace by ...
9697 (movstrdi_short, movstrsi_short, movstrdi_long,
9698 movstrsi_long): ... these. New.
9699 (movstrdi, movstrsi): Adapt.
9701 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
9702 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
9703 Remove unnecessary CC clobber.
9704 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
9705 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
9707 (divmoddi4): Don't partially initialize TImode register.
9709 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
9711 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
9713 2002-01-29 Richard Henderson <rth@redhat.com>
9715 * flow.c (print_rtl_and_abort): Remove.
9716 (print_rtl_and_abort_fcn): Remove.
9717 (verify_local_live_at_start): Use dump_bb instead.
9718 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
9719 (verify_wide_reg_1): Return 2 on mode test failure.
9721 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
9723 PR c/3325, c/3326, c/2511, c/3347
9724 * c-decl.c (enum_decl_context): Remove BITFIELD.
9725 (grokdeclarator): Take bitfield width as an input.
9726 Ensure bitfields are given the correct type. Perform
9727 bitfield width validation with build_bitfield_integer_type
9728 rather than waiting for finish_struct.
9729 (grok_typename, grok_typename_in_parm_context, start_decl,
9730 push_parmdecl, grokfield, start_function): Update calls to
9732 (build_bitfield_integer_type): New function.
9733 (finish_struct): Move bitfield validation to grokdeclarator
9734 and build_bitfield_integer_type.
9735 * tree.c (build_nonstandard_integer_type): New function.
9736 * tree.h (build_nonstandard_integer_type): New prototype.
9738 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
9740 2002-01-29 Jakub Jelinek <jakub@redhat.com>
9743 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
9744 don't ignore unrecognized -W* options.
9745 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
9746 * cpplib.h (cpp_handle_option): Adjust prototype.
9747 * c-decl.c (c_decode_options): Pass 0 as last argument to
9751 * gcc.c (cpp_unique_options): Split from cpp_options.
9752 (cpp_options): Source cpp_unique_options.
9753 (default_compilers): Use cpp_unique_options instead of cpp_options
9754 when used together with cc1_options.
9755 (static_specs): Add cpp_unique_options.
9756 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
9757 when used together with cc1_options.
9759 2002-01-29 Kazu Hirata <kazu@hxi.com>
9761 * config/h8300/h8300-protos.h: Update the prototype of
9763 * config/h8300/h8300.c (output_a_shift): Remove an unused
9764 argument 'insn'. Remove redundant code.
9765 * config/h8300/h8300.md: Adust to the new prototype of
9768 2002-01-29 Kazu Hirata <kazu@hxi.com>
9770 * config/h8300/h8300-protos.h: Update the prototypes of
9771 emit_a_rotate and expand_a_rotate.
9772 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
9773 first argument to 'enum rtx_code'.
9774 (expand_a_rotate): Likewise.
9776 2002-01-28 Kazu Hirata <kazu@hxi.com>
9778 * config/h8300/h8300-protos.h: Update the prototype of
9780 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
9782 * config/h8300/h8300.md: Adjust to the new prototype.
9784 2002-01-28 Kazu Hirata <kazu@hxi.com>
9786 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
9789 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
9791 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
9792 is a fixed register before returning pic_offset_table_rtx.
9793 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
9794 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
9796 2002-01-28 Jason Merrill <jason@redhat.com>
9798 * dwarf2.h: Sync with src version.
9800 2002-01-28 Paul Koning <pkoning@equallogic.com>
9802 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
9804 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
9805 * doc/extend.texi (__builtin_prefetch): Update documentation:
9806 first argument is now const void ptr.
9808 2002-01-28 Kazu Hirata <kazu@hxi.com>
9810 * config/h8300/h8300-protos.h: Remove an unused prototype.
9812 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
9814 * toplev.c (lang_independent_init): Round up identifier size.
9816 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
9818 * config.gcc: Revert previous change.
9820 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
9822 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
9824 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
9826 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
9827 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
9828 other non-elf netbsd config frags.
9829 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
9830 collect2 will does that.
9831 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
9832 shared-lib frobbing will work.
9834 2002-01-28 Kazu Hirata <kazu@hxi.com>
9836 * config/h8300/h8300.h: Fix formatting.
9837 * config/h8300/h8300.md: Likewise.
9839 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
9841 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
9842 the old, removed AAA_standards fix.
9843 * fixinc/fixincl.x: Rebuilt.
9845 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
9847 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
9848 atexit call in crtbegin, hooked in after call to frame_dummy;
9849 register EH before registering __fini__start.
9851 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
9853 * config/rs6000/altivec.h: Remove spurious semicolons.
9855 2002-01-27 Kazu Hirata <kazu@hxi.com>
9857 * config/h8300/h8300.md: Replace dead bit extraction patterns
9858 with ones that work.
9860 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9862 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
9863 if not STRICT_ALIGNMENT.
9864 * rtl.h (MEM_ALIGN): Likewise.
9866 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
9868 * doc/invoke.texi (-fdump-translation-unit): Revert this
9869 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
9871 2002-01-27 Kazu Hirata <kazu@hxi.com>
9873 * config/h8300/h8300.md (define_constants): New.
9874 (anonymous patterns) Use defined constants appropriately.
9876 2002-01-27 Kazu Hirata <kazu@hxi.com>
9878 * config/h8300/h8300.c (function_arg): Remove redundant code.
9880 2002-01-26 Richard Henderson <rth@redhat.com>
9882 * sched-deps.c (reg_pending_uses_head): New.
9883 (reg_pending_barrier): Rename from reg_pending_sets_all.
9884 (find_insn_list): Don't mark inline.
9885 (find_insn_mem_list): Remove.
9886 (add_dependence_list, add_dependence_list_and_free): New.
9887 (flush_pending_lists): Replace only_write param with separate
9888 for_read and for_write parameters. Update all callers. Use
9889 add_dependence_list_and_free.
9890 (sched_analyze_1): Do not add reg dependencies here; just set
9891 the pending bits. Use add_dependence_list.
9892 (sched_analyze_2): Likewise.
9893 (sched_analyze_insn): Replace schedule_barrier_found with
9894 reg_pending_barrier. Add all dependencies for pending reg
9895 uses, sets, and clobbers.
9896 (sched_analyze): Don't add reg dependencies for calls, just
9897 set pending bits. Use regs_invalidated_by_call. Treat
9898 sched_before_next_call as a normal list, not a fake insn.
9899 (init_deps): No funny init for sched_before_next_call.
9900 (free_deps): Free pending mems lists. Don't zero reg_last.
9901 (init_deps_global): Init reg_pending_uses.
9902 (finish_deps_global): Free it.
9903 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
9904 (find_insn_mem_list): Remove.
9905 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
9906 (propagate_deps): Use them. Zero temp mem lists.
9908 2002-01-26 Richard Henderson <rth@redhat.com>
9910 * Makefile.in (CRTSTUFF_CFLAGS): New.
9911 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
9912 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
9913 crtstuff.c instead of alpha assembly version.
9914 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
9915 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
9916 not FORCE_{INIT,FINI}_SECTION_ALIGN.
9917 (__do_global_dtors_aux): Mark used.
9918 (frame_dummy, __do_global_ctors_aux): Mark used.
9919 (fini_dummy, init_dummy): Remove.
9921 * config/alpha/crtbegin.asm: Remove file.
9922 * config/alpha/crtend.asm: Remove file.
9923 * config/alpha/t-crtbe: Remove file.
9924 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
9925 (LINK_EH_SPEC): New.
9927 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
9928 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
9929 calling constructors.
9930 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
9932 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
9933 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
9934 CRT_END_INIT_DUMMY hack.
9935 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
9936 FORCE_{INIT,FINI}_SECTION_ALIGN.
9938 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
9939 FORCE_{INIT,FINI}_SECTION_ALIGN.
9941 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
9942 invocation sequence.
9943 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
9945 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
9946 (FORCE_CODE_SECTION_ALIGN): New.
9948 2002-01-26 Richard Henderson <rth@redhat.com>
9950 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
9952 2002-01-26 Richard Henderson <rth@redhat.com>
9954 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
9955 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
9957 2002-01-26 Kazu Hirata <kazu@hxi.com>
9959 * config/h8300/h8300.md: Remove bit extraction patterns that
9960 cannot be triggered.
9961 Restrict each bit extraction pattern to a variant on which the
9964 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
9966 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
9968 2002-01-26 Kazu Hirata <kazu@hxi.com>
9970 * config/h8300/h8300.md: Remove bit test patterns that cannot
9972 Restrict each bit test pattern to a variant on which the
9975 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9977 * builtins.c (expand_builtin_strncat): Remove redundant check for
9980 2002-01-25 David O'Brien <obrien@FreeBSD.org>
9982 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
9984 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
9987 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
9989 * dbxout.c (dbxout_init): Use assemble_name rather than just
9990 stripping off the first character.
9991 (dbxout_source_file): Likewise.
9993 2002-01-25 DJ Delorie <dj@redhat.com>
9995 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
9996 using rtx_equal_p, not by comparing pointers.
9998 2002-01-25 Steve Ellcey <sje@cup.hp.com>
10000 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
10001 for PIC_OFFSET_TABLE_REGNUM.
10002 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
10004 2002-01-25 David O'Brien <obrien@FreeBSD.org>
10006 * config.gcc (x86_64-*-freebsd*): New target.
10007 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
10009 (i[34567]86-*-freebsd*): Don't include svr4.h.
10010 * config/i386/freebsd64.h: New file.
10012 2002-01-25 Douglas B Rupp <rupp@gnat.com>
10014 * config/alpha/x-vms (version): Make static.
10016 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
10017 in previous checkin.
10019 * Makefile.in (install-headers-cp): New target.
10020 * config.gcc (alpha-dec-*vms*): Install headers with
10023 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
10025 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
10028 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10030 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
10031 of compare_tree_int.
10032 (expand_builtin_strncat): Likewise.
10033 * c-decl.c (finish_struct): Use tree_low_cst.
10034 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
10035 * tree.c (compare_tree_int): Likewise.
10037 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
10039 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
10040 adjustments even if they are implemented by more than two insns.
10042 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
10044 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
10045 * df.h (struct ref): Kill B.
10046 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
10048 * basic-block.h (PROP_EQUAL_NOTES): New flag.
10049 * flow.c (propagate_one_insn): Use it.
10050 (mark_used_regs): Handle NIL.
10052 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
10054 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
10057 2002-01-25 David Edelsohn <edelsohn@gnu.org>
10059 * rs6000.md (prefetch): Make address V4SI mode so that the address
10060 is restricted to legitimate form for instruction.
10062 2002-01-25 Bob Wilson <bob.wilson@acm.org>
10064 * doc/install.texi (xtensa-*-elf): New target.
10065 (xtensa-*-linux*): New target.
10066 * doc/contrib.texi: Add myself.
10068 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
10070 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
10071 purpose register to hold an SImode (or smaller) value.
10073 2002-01-25 Jakub Jelinek <jakub@redhat.com>
10075 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
10077 * crtstuff.c: Likewise.
10079 2002-01-25 Kazu Hirata <kazu@hxi.com>
10081 * config/h8300/h8300.md (negation patterns): Tighten
10082 predicates to register_operand.
10084 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
10086 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
10089 * builtins.c (expand_builtin_prefetch): Same.
10091 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
10093 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
10096 2002-01-24 Kazu Hirata <kazu@hxi.com>
10098 * config/h8300/h8300.c (print_operand): Remove support for
10099 operand character 'A'.
10100 * config/h8300/h8300.md (three anonymous patterns): Replace
10101 operand character 'A' with either 'T' or 'S'.
10103 2002-01-24 Kazu Hirata <kazu@hxi.com>
10105 * config/h8300/h8300.c (print_operand): Remove support for
10106 operand character 'U'.
10108 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
10110 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
10112 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
10114 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
10115 values to be assigned to the stack pointer.
10117 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
10119 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
10120 to const_double needs to be done right for big-endian systems.
10122 2002-01-24 Jason Merrill <jason@redhat.com>
10125 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
10126 to can_throw_internal.
10128 2002-01-23 Richard Henderson <rth@redhat.com>
10130 * fold-const.c (fold): Change UINT_MAX test to check vs precision
10131 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
10133 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
10135 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
10136 (symGOT2reg): Use them, then set as GOT value as unchanging.
10137 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
10138 as a temporary, if possible.
10139 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
10140 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
10142 2002-01-23 Kazu Hirata <kazu@hxi.com>
10144 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
10145 accept to accept 0x80 as operands[2].
10147 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
10149 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
10151 2002-01-23 Richard Henderson <rth@redhat.com>
10153 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
10155 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
10157 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
10158 (parmlist_or_identifiers_1): Verify that only a parmlist follows
10161 2002-01-23 Richard Henderson <rth@redhat.com>
10163 * expr.c (move_by_pieces_1): Extend size before negation.
10165 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
10166 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
10167 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
10168 * config/m68k/t-m68kelf: Likewise.
10170 2002-01-23 Bob Wilson <bob.wilson@acm.org>
10172 * config/xtensa/elf.h: New file.
10173 * config/xtensa/lib1funcs.asm: New file.
10174 * config/xtensa/lib2funcs.S: New file.
10175 * config/xtensa/linux.h: New file.
10176 * config/xtensa/t-xtensa: New file.
10177 * config/xtensa/xtensa-config.h: New file.
10178 * config/xtensa/xtensa-protos.h: New file.
10179 * config/xtensa/xtensa.c: New file.
10180 * config/xtensa/xtensa.h: New file.
10181 * config/xtensa/xtensa.md: New file.
10182 * config.gcc (xtensa-*-elf*): New target.
10183 (xtensa-*-linux*): New target.
10184 * cse.c (canon_hash): Compare rtx pointers instead of register
10185 numbers. This is required for the Xtensa port.
10186 * integrate.c (copy_insn_list): Handle case where the static
10187 chain is in memory and the memory address has to be copied to
10189 * doc/invoke.texi (Option Summary): Add Xtensa options.
10190 (Xtensa Options): New node.
10191 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
10193 2002-01-23 Zack Weinberg <zack@codesourcery.com>
10195 * diagnostic.c (internal_error): Do ICE suppression only
10196 when ENABLE_CHECKING is not defined.
10198 * c-typeck.c (require_complete_type): Return error_mark_node
10199 if type is error_mark_node.
10201 2002-01-23 Janis Johnson <janis187@us.ibm.com>
10203 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
10204 -Os and issue a warning.
10206 2002-01-23 Zack Weinberg <zack@codesourcery.com>
10208 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
10209 current (lack of) need for host configuration by hand.
10211 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
10212 references. Documentation of some target macros moved from
10213 hostconfig.texi to tm.texi.
10215 2002-01-23 Will Cohen <wcohen@redhat.com>
10217 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
10220 2002-01-23 Kazu Hirata <kazu@hxi.com>
10222 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
10225 2002-01-23 Jason Merrill <jason@redhat.com>
10227 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
10229 * function.c (assign_parms): Don't put args of inline functions
10230 into registers when not optimizing.
10232 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
10234 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
10235 (prologue_use): New pattern.
10236 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
10237 preference to gen_rtx_USE.
10238 (thumb_expand_prologue): Use gen_prologue_use in preference to
10240 (thumb_expand_epilogue): Use gen_prologue_use in preference to
10243 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
10245 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
10247 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
10250 * doc/extend.texi: Correct documentation of __alignof__.
10252 2002-01-22 Zack Weinberg <zack@codesourcery.com>
10254 * params.h: Rename arguments of DEFPARAM so that it will be
10255 recognized as a translation keyword.
10257 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
10259 * extend.texi: Document altivec functions.
10260 Fix N-bit adjectives in X86 builtin documentation.
10262 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
10264 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
10265 auto_inc_dec values.
10267 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
10269 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
10271 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
10273 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
10275 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
10277 2002-01-22 Richard Henderson <rth@redhat.com>
10279 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
10280 copy_insn not copy_rtx.
10282 2002-01-23 Alan Modra <amodra@bigpond.net.au>
10284 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
10285 "nonzero" as that might add "1" bits. Ensure "constop" is
10286 properly sign extened.
10287 (force_to_mode): Tweak for sign extended constop.
10289 2002-01-22 Richard Henderson <rth@redhat.com>
10291 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
10292 for_each_rtx instead of assuming we're already looking at the MEM.
10293 (split_small_symbolic_mem_operand): Likewise.
10294 * config/alpha/alpha.h (PREDICATE_CODES): Update.
10295 * config/alpha/alpha.md (small symbolic memory splitters): Update.
10297 2002-01-22 Richard Henderson <rth@redhat.com>
10299 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
10300 sequence number for the literal.
10301 (divmoddi_internal_er): Likewise.
10303 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
10306 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
10307 in LIBICONV variable.
10308 * configure: Regenerated.
10310 2002-01-22 Krister Walfridsson <cato@df.lth.se>
10312 * dependence.c (build_def_use): Remove array_idx.
10314 * dwarfout.c (last_filename): Remove.
10315 (output_compile_unit_die): Remove last_filename.
10317 2002-01-22 Roger Sayle <roger@eyesopen.com>
10318 Richard Henderson <rth@redhat.com>
10321 * fold-const.c (fold): Optimize unsigned comparisons against
10322 UINT_MAX (and similar unsigned constants).
10324 2002-01-22 Janis Johnson <janis187@us.ibm.com>
10326 * Makefile.in (loop.o): Depend on OPTABS_H.
10327 * loop.c (emit_prefetch_instructions): Check the prefetch operand
10328 against the predicate.
10331 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
10332 for the address operand.
10334 2002-01-22 Richard Henderson <rth@redhat.com>
10336 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
10338 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
10341 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
10342 preprocessor flags.
10344 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
10346 * config.gcc (x86_64-*-netbsd*): New target.
10347 * config/i386/netbsd64.h: New file.
10349 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
10351 * regrename.c (kill_value): Fix typo.
10353 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
10355 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
10357 * config/rs6000/rs6000.h: Same.
10359 * function.c (instantiate_virtual_regs): Remove
10360 STARTING_FRAME_PHASE.
10361 (assign_stack_local_1): Same.
10362 Calculate frame phase.
10364 2002-01-22 Nick Clifton <nickc@redhat.com>
10366 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
10367 variable declaration to outer scope in order to simplify
10369 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
10370 arm_hard_regno_mode_ok.
10371 * config/arm/arm-protos.h: Add a prototype for
10372 arm_hard_regno_mode_ok.
10373 * config/arm/arm.c (soft_df_operand): Remove now redundant
10374 check for DImode values using IP_REGNUM.
10375 (nonimmediate_soft_df_operand): Remove now redundant check for
10376 DImode values using IP_REGNUM.
10377 (arm_hard_regno_mode_ok): New function. New check: make sure
10378 that DImode values are not stored in IP_REGNUM.
10380 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
10382 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
10384 2002-01-22 Jason Merrill <jason@redhat.com>
10386 * c-semantics.c (genrtl_compound_stmt): Only check nesting
10387 consistency if this COMPOUND_STMT is scoped.
10389 2002-01-22 Kazu Hirata <kazu@hxi.com>
10391 * predict.c: Fix formatting.
10392 * print-tree.c: Likewise.
10393 * protoize.c: Likewise.
10394 * real.h: Likewise.
10396 * sbitmap.h: Likewise.
10397 * scan.c: Likewise.
10398 * sched-deps.c: Likewise.
10399 * sched-vis.c: Likewise.
10400 * sdbout.c: Likewise.
10401 * sibcall.c: Likewise.
10403 * ssa-ccp.c: Likewise.
10404 * ssa-dce.c: Likewise.
10405 * stmt.c: Likewise.
10406 * stor-layout.c: Likewise.
10407 * system.h: Likewise.
10409 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10411 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
10412 if fits in bounds of base type.
10414 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
10415 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
10416 (add_bound_info, default): If can't find a context, make a
10418 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
10420 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
10422 * c-typeck.c (parser_build_binary_op): If result from
10423 build_binary_op is ERROR_MARK just return error_mark_node without
10424 further processing.
10426 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
10428 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
10429 Split a.out-specific bits into...
10430 * config/netbsd-aout.h: ...this.
10431 * config/netbsd-elf.h: New file.
10432 * config/alpha/netbsd-elf.h: Remove.
10433 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
10434 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
10435 (STARTFILE_SPEC): Remove redundant definition.
10436 (ENDFILE_SPEC): Likewise.
10437 (LINK_SPEC): Likewise.
10438 (CPP_SPEC): Likewise.
10439 (ASM_SPEC): Likewise.
10440 (LIB_SPEC): Likewise.
10441 (SWITCH_TAKES_ARG): Likewise.
10442 (TARGET_MEM_FUNCTIONS): Likewise.
10443 (CPP_PREDEFINES): Redefine.
10444 (ASM_FINAL_SPEC): Remove redefinition.
10445 (ASM_COMMENT_START): Redefine.
10446 (FUNCTION_PROFILER): Define.
10447 (TARGET_VERSION): Redefine.
10448 Comment and formatting cleanup.
10449 * config/i386/netbsd.h: Include <netbsd-aout.h>.
10450 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
10451 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
10452 big- or little-endian.
10453 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
10454 * config.gcc (*-*-netbsd*): Add definitions common to all
10456 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
10457 gnu_ld definitions. Add netbsd-elf.h to and remove
10458 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
10459 tmake_file, and don't lose previous tmake_file contents.
10460 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
10461 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
10462 gnu_ld definitions. Add netbsd-elf.h to tm_file.
10463 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
10464 (mipsel-*-netbsd*): Rename this to...
10465 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
10466 mips/little.h to tm_file for mips*el-*.
10467 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
10468 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
10469 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
10471 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
10473 * pa-protos.h (reg_before_reload_operand): New function prototype.
10474 * pa.c (reg_before_reload_operand): New function implementation.
10475 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
10476 contraints to "*m".
10478 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10480 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
10482 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
10484 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
10485 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
10486 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
10487 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
10488 (ENDFILE_SPEC): Undefine.
10489 (STARTFILE_SPEC): Redefine for PA.
10491 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10493 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
10495 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
10497 * config.gcc: Add entries to supported PowerPC --with-cpu
10500 2002-01-21 Jakub Jelinek <jakub@redhat.com>
10502 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
10503 true for 64-bit mode only SSE registers in 32-bit mode.
10505 2002-01-21 Kazu Hirata <kazu@hxi.com>
10507 * unwind-dw2.c: Fix formatting.
10508 * unwind-dw2-fde.c: Likewise.
10509 * unwind-dw2-fde.h: Likewise.
10510 * unwind-pe.h: Likewise.
10511 * varasm.c: Likewise.
10512 * varray.h: Likewise.
10514 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
10516 Remove workaround for register stack overwrite bug in mmix.
10517 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
10518 support for TARGET_REG_STACK_FILL_BUG.
10519 * config/mmix/mmix.h: Remove member has_call_without_parameters.
10520 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
10522 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
10523 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
10524 -mno-reg-stack-fill-bug-workaround.
10525 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
10526 machine member has_call_without_parameters.
10527 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
10528 -mreg-stack-fill-bug-workaround and
10529 -mno-reg-stack-fill-bug-workaround.
10530 (MMIX Options): Ditto.
10532 2002-01-21 Kazu Hirata <kazu@hxi.com>
10534 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
10536 Remove redundant code.
10538 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
10540 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
10541 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
10542 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
10543 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
10544 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
10545 out target macro definitions and non-target-specific comments
10546 mostly taken from old versions of the manual.
10548 2002-01-20 Kazu Hirata <kazu@hxi.com>
10550 * config/h8300/h8300.h: Fix comment formatting.
10551 * config/ia64/aix.h: Likewise.
10552 * config/ia64/ia64-protos.h: Likewise.
10553 * config/ia64/ia64.c: Likewise.
10554 * config/ia64/ia64.h: Likewise.
10555 * config/ia64/ia64intrin.h: Likewise.
10556 * config/ia64/linux.h: Likewise.
10557 * config/ia64/unwind-aix.c: Likewise.
10558 * config/ia64/unwind-ia64.c: Likewise.
10560 2002-01-20 Kazu Hirata <kazu@hxi.com>
10562 * config/h8300/h8300.c: Revise comments about shift code.
10564 2002-01-20 Kazu Hirata <kazu@hxi.com>
10566 * config/h8300/h8300.c (function_arg): Update a comment.
10568 2002-01-20 Kazu Hirata <kazu@hxi.com>
10570 * config/h8300/h8300.md: Update the comments at the beginning
10573 2002-01-20 Kazu Hirata <kazu@hxi.com>
10575 * config/i370/i370.c: Fix comment formatting.
10576 * config/i370/i370.h: Likewise.
10577 * config/i370/i370.md: Likewise.
10578 * config/i370/linux.h: Likewise.
10580 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10582 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
10584 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
10585 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
10586 in incomplete case.
10588 2002-01-20 Graham Stott <grahams@redhat.com>
10590 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
10592 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
10594 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
10596 2002-01-19 Tom Rix <trix@redhat.com>
10598 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
10600 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
10602 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
10604 * function.c (assign_stack_local_1): Adjust x_frame_offset with
10605 STARTING_FRAME_PHASE.
10606 (STARTING_FRAME_PHASE): New.
10607 (instantiate_virtual_regs): Check saneness of
10608 STARTING_FRAME_PHASE.
10610 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
10612 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
10614 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
10616 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
10618 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
10619 be used for bootstrapping GCC 3.0.
10621 2002-01-18 Kazu Hirata <kazu@hxi.com>
10623 * config/h8300/h8300.md: Fix an insn length.
10625 2002-01-18 Kazu Hirata <kazu@hxi.com>
10627 * bitmap.h: Fix comment formatting.
10628 * combine.c: Likewise.
10629 * cppfiles.c: Likewise.
10630 * c-pragma.h: Likewise.
10631 * c-typeck.c: Likewise.
10633 * dwarf2out.c: Likewise.
10634 * function.c: Likewise.
10636 * genattrtab.c: Likewise.
10637 * gthr-win32.h: Likewise.
10638 * haifa-sched.c: Likewise.
10639 * predict.c: Likewise.
10640 * rtlanal.c: Likewise.
10642 * unwind-dw2-fde.h: Likewise.
10643 * unwind-pe.h: Likewise.
10644 * vmsdbgout.c: Likewise.
10646 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10648 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
10649 if type_required and passed decl.
10651 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
10653 * config.gcc (cpu_type): Include altivec.h in powerpc
10657 * config/rs6000/altivec.h: New.
10659 2002-01-17 David Edelsohn <edelsohn@gnu.org>
10661 * doc/install.texi (*-ibm-aix*): Update assembler and exception
10662 handling information.
10663 * doc/trouble.texi (Interoperation): Add libstdc++ information
10665 (Misunderstandings): Add template instantiation and static template
10666 member information for AIX.
10668 2002-01-17 Jason Merrill <jason@redhat.com>
10670 * dbxout.c (dbxout_type): Support const and volatile.
10672 * except.c (add_partial_entry): Remove backwards compatibility code.
10673 (end_protect_partials): Likewise.
10675 2002-01-17 Jakub Jelinek <jakub@redhat.com>
10677 * config/ia64/ia64.md (prologue_use): New.
10678 * config/ia64/ia64.c (ia64_expand_prologue): Use
10679 gen_prologue_use instead of gen_rtx_USE.
10680 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
10681 as CODE_FOR_pred_rel_mutex.
10682 (ia64_sched_reorder2): Likewise.
10684 2002-01-16 Eric Christopher <echristo@redhat.com>
10686 * config/mips/r3900.h: Reformat.
10687 (SUBTARGET_CPP_SIZE_SPEC): Remove.
10688 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
10689 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
10690 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
10691 * config/mips/t-elf: Remove mips3 multilib.
10693 2002-01-16 H.J. Lu <hjl@gnu.org>
10695 * config/mips/linux.h: Include "mips/abi64.h".
10697 2002-01-16 H.J. Lu <hjl@gnu.org>
10699 * config/mips/t-linux: New.
10701 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
10703 * config/mips/linux.h: Don't include "gofast.h".
10704 (INIT_SUBTARGET_OPTABS): Removed.
10706 2002-01-16 Kazu Hirata <kazu@hxi.com>
10708 * config/h8300/h8300-protos.h: Replace emit_a_shift with
10710 * config/h8300/h8300.c: Likewise.
10711 * config/h8300/h8300.md: Likewise.
10713 2002-01-16 Kazu Hirata <kazu@hxi.com>
10715 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
10716 spaces after an opcode name.
10717 (pushqi1_h8300hs): Likewise.
10718 (pushhi1_h8300hs): Likewise.
10720 2002-01-16 Kazu Hirata <kazu@hxi.com>
10722 * doc/extend.texi: Replace "option" with "attribute"
10725 2002-01-16 Jakub Jelinek <jakub@redhat.com>
10727 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
10728 (and:DI () (const_int -8)).
10729 (split_small_symbolic_mem_operand): Split
10730 (mem (and:DI () (const_int -8)).
10732 2002-01-16 Jakub Jelinek <jakub@redhat.com>
10735 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
10736 same way as TYPE_IMUL.
10737 (ultrasparc_sched_reorder): Likewise.
10738 * config/sparc/sparc.md (type): Add comment to update
10739 ultrasparc_sched_reorder when making changes.
10741 2002-01-16 Kazu Hirata <kazu@hxi.com>
10743 * doc/invoke.texi: Change the dump file name of block
10744 reordering pass from 28.bbro to 29.bbro.
10745 Mention -dk option.
10747 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
10749 * i386.md (minsf splitter): Fix pasto.
10751 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
10753 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
10754 to frame pointer initialisation instruction.
10755 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
10756 initialisation instruction.
10757 (soft_df_operand): Do not accept the IP register.
10758 (nonimmediate_soft_df_operand): Do not accept the IP register.
10760 2002-01-16 Jakub Jelinek <jakub@redhat.com>
10763 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
10764 MASK_V8 being both set.
10766 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
10768 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
10769 insn for GOT register; add REG_MAYBE_DEAD notes instead.
10770 config/s390/s390.md (call, call_value): Add GOT register to
10771 CALL_INSN_FUNCTION_USAGE where needed.
10772 (call_exp, call_value_exp): New.
10774 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
10776 * config/arm/arm.c: General formatting tidy up.
10778 2002-01-16 Graham Stott <grahams@redhat.com>
10780 * calls.c (try_to_integrate): Use "(size_t)" intermediate
10781 cast and when casting an integer literal to "rtx" pointer.
10782 (expand_call): Likewise.
10783 * flow.c (try_pre_increment): Likewise.
10784 (find_use_as_address): Likewise.
10785 * integrate.c (expand_iline_function): Likewise.
10786 * regmove.c (try_auto_increment): Likewise.
10788 2002-01-16 Graham Stott <grahams@redhat.com>
10790 * sched-rgn.c (passed): Use sbitmap_free.
10791 (header): Likewise.
10793 (in_queue): Likewise.
10794 (in_stack): Likewise.
10796 2002-01-15 Eric Christopher <echristo@redhat.com>
10798 * flow.c (propagate_one_insn): Change to use fatal_insn.
10800 2002-01-15 Kazu Hirata <kazu@hxi.com>
10802 * expmed.c (extract_fixed_bit_field): Remove unused code.
10803 * system.h: Poison SLOW_ZERO_EXTEND.
10804 * doc/tm.texi: Remove.
10805 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
10806 * config/arm/arm.h: Likewise.
10807 * config/avr/avr.h: Likewise.
10808 * config/clipper/clipper.h: Likewise.
10809 * config/convex/convex.h: Likewise.
10810 * config/d30v/d30v.h: Likewise.
10811 * config/dsp16xx/dsp16xx.h: Likewise.
10812 * config/elxsi/elxsi.h: Likewise.
10813 * config/fr30/fr30.h: Likewise.
10814 * config/h8300/h8300.h: Likewise.
10815 * config/i370/i370.h: Likewise.
10816 * config/i386/i386.h: Likewise.
10817 * config/m68k/m68k.h: Likewise.
10818 * config/mips/mips.h: Likewise.
10819 * config/ns32k/ns32k.h: Likewise.
10820 * config/pdp11/pdp11.h: Likewise.
10821 * config/pj/pj.h: Likewise.
10822 * config/s390/s390.h: Likewise.
10823 * config/sh/sh.h: Likewise.
10824 * config/stormy16/stormy16.h: Likewise.
10825 * config/v850/v850.h: Likewise.
10826 * config/vax/vax.h: Likewise.
10827 * config/we32k/we32k.h: Likewise.
10829 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
10831 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
10832 (altivec_lvsl): Change constraint to b.
10833 (altivec_lvsr): Same.
10834 (altivec_lvebx): Same.
10835 (altivec_lvehx): Same.
10836 (altivec_lvewx): Same.
10837 (altivec_lvxl): Same.
10838 (altivec_lvx): Same.
10839 (altivec_stvx): Add parallel.
10840 (altivec_stvxl): Same.
10841 (altivec_stvehx): Same.
10842 (altivec_stvebx): Same.
10843 (altivec_stvebx): Same.
10845 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
10847 * config.gcc: Change altivec.h to altivec-defs.h.
10849 * config/rs6000/altivec.h: Delete.
10851 * config/rs6000/altivec-defs.h: Add.
10853 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
10855 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
10858 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
10859 less than or equal to eight bytes.
10861 * vax.md (andsi3): Remove constraints and change SET destination
10862 operand type to nonimmediate_operand.
10863 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
10864 when it is a CONST_INT.
10866 2002-01-15 Jason Merrill <jason@redhat.com>
10868 * c-common.def (FILE_STMT): New code.
10869 * c-common.c (statement_code_p): It's a statement.
10870 * c-common.h (stmt_tree_s): Add x_last_filename.
10871 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
10872 (last_expr_filename): New macro.
10873 * c-semantics.c (begin_stmt_tree): Initialize it.
10874 (add_stmt): If the filename changed, also insert a
10876 (expand_stmt): Handle seeing one.
10878 2002-01-15 Eric Christopher <echristo@redhat.com>
10880 * flow.c (propagate_one_insn): Add error message and print out
10881 insn for debugging.
10883 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
10885 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
10886 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
10887 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
10888 TRAMPOLINE_ALIGNMENT.
10889 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
10891 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
10892 PCC_BITFIELD_TYPE_MATTERS.
10893 * config/interix.h (STDC_VALUE): Remove. Use
10894 STDC_0_IN_SYSTEM_HEADERS.
10895 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
10896 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
10897 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
10899 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
10901 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
10902 not work on this platform currently.
10904 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
10906 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
10907 readonly_warning in _().
10909 2002-01-15 Douglas B Rupp <rupp@gnat.com>
10911 * gcc.c (delete_if_ordinary): Backout previous change.
10913 2002-01-15 Kazu Hirata <kazu@hxi.com>
10915 * config/h8300/h8300.c (print_operand): Remove support for
10916 unused operand characters.
10918 * read-rtl.c: Fix formatting.
10919 * real.c: Likewise.
10920 * recog.c: Likewise.
10921 * regclass.c: Likewise.
10922 * regmove.c: Likewise.
10923 * reg-stack.c: Likewise.
10924 * reload1.c: Likewise.
10925 * rtlanal.c: Likewise.
10927 2002-01-15 Kazu Hirata <kazu@hxi.com>
10929 * config/i386/i386.c: Fix formatting.
10931 2002-01-15 Jakub Jelinek <jakub@redhat.com>
10933 * c-typeck.c (process_init_element): Don't save_expr
10934 COMPOUND_LITERAL_EXPR if just its initializer will be used.
10936 2002-01-15 David Edelsohn <edelsohn@gnu.org>
10938 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
10939 emit optional traceback table if optimize_size or TARGET_ELF.
10940 * config/rs6000/rs6000.md (prefetch): New.
10942 2002-01-15 Andreas Jaeger <aj@suse.de>
10944 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
10946 2002-01-15 Kazu Hirata <kazu@hxi.com>
10948 * mips-tfile.c: Fix formatting.
10950 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
10952 * unroll.c (final_reg_note_copy): Fix previous commit.
10954 2002-01-14 Kazu Hirata <kazu@hxi.com>
10956 * config/h8300/h8300-protos.h: Remove the prototype for
10958 * config/h8300/h8300.c (eq_operator): Remove.
10960 2002-01-14 Richard Henderson <rth@redhat.com>
10962 * config/i386/i386.md (prefetch): Tidy.
10963 (prefetch_3dnow): Fix locality operand.
10965 2002-01-14 Richard Henderson <rth@redhat.com>
10967 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
10968 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
10970 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
10972 * reload1.c (reload_combine): Pass reg_sum replacement through
10973 copy_rtx in loop performing multiple changes.
10975 2002-01-14 Jakub Jelinek <jakub@redhat.com>
10977 * except.c (remove_unreachable_regions): New.
10978 (free_eh_status): Clear exception_handler_labels.
10979 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
10980 (find_exception_handler_labels): Don't add the same label more than
10982 (remove_exception_handler_label): Don't die if
10983 find_exception_handler_labels hasn't been called for the current
10986 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
10988 * toplev.c (rest_of_compilation): Rebuild jump labels after
10991 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
10993 * doc/extend.texi: Move documentation of X86 built-in functions
10995 * doc/invoke.texi: From here.
10996 * doc/sourcebuild.texi: Document location of documentation for
10997 machine built-in functions.
10999 2002-01-13 Christopher Faylor <cgf@redhat.com>
11001 * cppfiles.c (TEST_THRESHOLD): New macro.
11002 (SHOULD_MMAP): Ditto.
11003 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
11006 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
11008 * unroll.c (final_reg_note_copy): Properly handle
11010 (unroll_loops): Fix LOOP_CONDITION heuristics.
11012 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
11014 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
11015 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
11017 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
11019 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
11022 2002-01-14 Tom Rix <trix@redhat.com>
11024 * config/rs6000/rs6000.md: Fix typo with sradi.
11026 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
11028 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
11029 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
11030 (clrstrdi, clrstrsi): Adapt callers.
11032 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
11034 (movti splitter): Never use register 0 as base register.
11036 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
11038 * combine.c (simplify_shift_const): Always generate new rtx
11039 for shift expression instead of reusing given expression.
11041 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11043 * config/alpha/alpha.c (alpha_expand_mov): Don't call
11044 alpha_legitimize_address unless mode is Pmode.
11046 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
11048 * doc/md.texi (Modifiers): Document the '*' constraint for the
11051 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
11052 * doc/extend.texi (Function Attributes): 'interrupt' is valid
11055 2002-01-13 Richard Henderson <rth@redhat.com>
11057 * reload.c (find_reloads): Use a hard reg destination as reload reg
11058 for an input reload of the source.
11060 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11062 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
11065 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
11067 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
11068 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
11070 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
11072 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11074 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
11076 2002-01-12 Tom Rix <trix@redhat.com>
11078 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
11081 2002-01-12 Richard Henderson <rth@redhat.com>
11083 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
11085 * doc/invoke.texi: Update Alpha options.
11087 * doc/invoke.texi: Update i386 built-in function lists.
11089 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
11091 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
11092 referencing outside.
11094 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11096 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
11097 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
11098 offsets, and change line folding.
11099 * optabs.c (expand_binop): Remove warnings.
11100 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
11102 2002-01-12 Graham Stott <grahams@redhat.com>
11104 * attribs.c (handle_deprecated_attribute): constify WHAT.
11105 * diagnostic.c (warn_deprecated_use): Add braces, fixes
11106 dangling else warning and constify WHAT.
11107 * except.h (struct function, struct inline_remap): Move
11108 struct tag forward defs before all prototypes.
11109 (duplicate_eh_regions): Whitespace.
11111 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
11113 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
11114 MODE_BASE_REG_CLASS.
11115 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
11117 2002-01-12 Richard Henderson <rth@redhat.com>
11119 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
11120 (ix86_expand_vector_move): New.
11121 (bdesc_2arg): Remove andps, andnps, orps, xorps.
11122 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
11123 Remove old prefetch builtins. Special case the logicals removed above.
11124 (ix86_expand_builtin): Likewise.
11125 (safe_vector_operand): Use V4SFmode, not TImode.
11126 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
11127 (ix86_expand_timode_binop_builtin): New.
11128 * config/i386/i386-protos.h: Update.
11129 * config/i386/i386.h (enum ix86_builtins): Update.
11130 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
11131 Use ix86_expand_vector_move in vector move expanders.
11132 (movti_internal, movti_rex64): Add xorps alternative.
11133 (sse_clrv4sf): Rename and adjust from sse_clrti.
11134 (prefetch): Don't work so hard.
11135 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
11136 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
11137 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
11139 2002-01-11 Richard Henderson <rth@redhat.com>
11141 * config/i386/mmintrin.h: New file.
11142 * config/i386/xmmintrin.h: New file.
11143 * config.gcc (i?86-*-*): Add extra_headers.
11144 * simplify-rtx.c (simplify_unary_operation): Handle saturating
11146 (simplify_binary_operation): Handle saturating arithmetic codes.
11147 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
11148 not the lowpart subreg.
11149 (ix86_expand_builtin): Return a TImode dummy register instead of 0
11151 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
11153 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11155 * conflict.c (conflict_graph_compute): Free regsets when finished.
11156 * ssa.c (compute_coalesced_reg_partition): Likewise.
11158 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11160 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
11161 every where we allocate a register.
11163 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11165 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
11166 * lcm.c (compute_earliest, compute_farthest): Likewise.
11168 2002-01-11 Janis Johnson <janis187@us.ibm.com>
11170 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
11172 2002-01-11 Janis Johnson <janis187@us.ibm.com>
11174 * doc/rtl.texi (Insns): Fix 2 typos.
11176 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
11178 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
11179 options. Use @table @gcctabopt for MMIX options. Add index
11180 entries for MMIX options. Start new paragraph with first
11181 heading of the machine-dependent options.
11183 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
11186 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
11187 * combine.c (force_to_mode): Same.
11188 * reload1.c (clear_reload_reg_in_use): Same.
11190 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
11192 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
11195 2002-01-11 Andreas Jaeger <aj@suse.de>,
11196 Brad Lucier <lucier@math.purdue.edu>
11198 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
11201 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
11203 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
11204 Protect with IN_LIBGCC.
11205 (LINK_EH_SPEC): Add required trailing space.
11207 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
11209 * c-tree.h: Move function declarations so that they are listed
11210 under the filename which contains them.
11211 (check_identifier, finish_decl_top_level,
11212 lookup_name_current_level_global, shadow_record_fields): Remove.
11214 2002-01-11 Andreas Jaeger <aj@suse.de>
11216 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
11219 2002-01-10 Richard Henderson <rth@redhat.com>
11221 * config/alpha/alpha.c (print_operand): Add 'J'.
11222 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
11223 new operand with the sequence number for the lituse. When splitting
11224 the insns, use gen_movdi_er_high_g and generate a sequence number.
11225 (gen_movdi_er_high_g): Print the sequence number if non-zero.
11227 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
11229 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
11230 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
11232 (altivec_expand_builtin): Same.
11233 (altivec_expand_stv_builtin): New.
11235 * config/rs6000/rs6000.h (rs6000_builtins): Same.
11237 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
11238 ("altivec_lvehx"): New.
11239 ("altivec_lvewx"): New.
11240 ("altivec_lvxl"): New.
11241 ("altivec_lvx"): New.
11242 ("altivec_stvx"): New.
11243 ("altivec_stvebx"): New.
11244 ("altivec_stvehx"): New.
11245 ("altivec_stvewx"): New.
11246 ("altivec_stvxl"): New.
11248 2002-01-10 Richard Henderson <rth@redhat.com>
11250 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
11251 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
11252 care not to delete instructions twice.
11254 2002-01-10 Zack Weinberg <zack@codesourcery.com>
11256 * toplev.c: Don't declare environ (it's not used anywhere).
11257 * configure.in: Don't check for declaration of environ.
11258 * config/i386/xm-mingw32.h: Don't #define environ.
11259 * config.in, configure: Regenerate.
11261 2002-01-10 Zack Weinberg <zack@codesourcery.com>
11263 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
11264 * configure: Regenerate.
11266 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
11267 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
11268 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
11270 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
11271 LIMITS_H_TEST here, not in m68k/x-next.
11272 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
11273 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
11275 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
11276 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
11277 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
11279 * config/i386/x-djgpp: Renamed i386/t-djgpp.
11280 * config/m88k/x-dolph: Renamed m88k/t-dolph.
11281 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
11282 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
11283 replacement of quadlib.asm with quadlib.c.
11285 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
11286 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
11287 config/rs6000/xm-beos.h: Delete file.
11289 * config.gcc: Update to match above changes.
11291 2002-01-10 Kazu Hirata <kazu@hxi.com>
11293 * config/h8300/h8300.h: Fix comment typos.
11294 * config/h8300/h8300.md: Likewise.
11295 * config/h8300/lib1funcs.asm: Likewise.
11297 2002-01-10 Dale Johannesen <dalej@apple.com>
11299 PR optimization/5269
11300 * unroll.c (precondition_loop_p): Make *increment be the correct
11301 sign when n_iterations known, to avoid confusing caller.
11303 2002-01-10 Kazu Hirata <kazu@hxi.com>
11305 * doc/extend.texi (deprecated): Fix a typo.
11307 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
11309 * basic-block.h (update_br_prob_note): Declare.
11310 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
11311 (try_forward_edges): Care negative frequencies and update note.
11312 (outgoing_edges_match): Tweek conditional merging heuristics.
11313 (try_crossjump_to_edge): use update_br_prob_note.
11314 * cfglayout.c (fixup_reorder_chain): Likewise.
11315 * cfrtl.c (update_br_prob_note): New.
11316 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
11318 * i386.c (ix86_decompose_address): Return -1 if address contains
11320 (legitimate_address_p): Require ix86_decompose_address to return 1.
11322 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
11323 (cprop_insn): Likewise.
11325 2002-01-10 Kazu Hirata <kazu@hxi.com>
11327 * toplev.c: Fix formatting.
11328 * tree.c: Likewise.
11329 * tree-dump.c: Likewise.
11330 * unroll.c: Likewise.
11331 * unwind-dw2.c: Likewise.
11332 * unwind-dw2-fde.c: Likewise.
11333 * unwind-dw2-fde-glibc.c: Likewise.
11334 * unwind-sjlj.c: Likewise.
11336 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11338 * doc/invoke.texi: Document PDP-11 options.
11340 2002-01-10 Kazu Hirata <kazu@hxi.com>
11342 * config/h8300/h8300.h: Fix formatting.
11344 2002-01-10 Ira Ruben <ira@apple.com>
11346 Add __attribute__ ((deprecated)).
11347 * extend.texi: Document __attribute__ ((deprecated)).
11348 * invoke.texi: Document -Wno-deprecated-declarations.
11349 * testsuite/g++.dg/other/deprecated.C: New C++ test.
11350 * testsuite/gcc.dg/deprecated.c: New C test.
11351 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
11352 (c_common_attribute_table): Add "deprecated" entry.
11353 (handle_deprecated_attribute): New function.
11354 * c-decl.c (deprecated_states): New enum.
11355 deprecated_state: State of "deprecated" handling.
11356 (start_decl): Set deprecated_state based on attributes.
11357 (grokdeclarator): Test for deprecated uses, propagate attribute.
11358 * c-typeck.c (build_component_ref): Test for deprecated fields.
11359 (build_external_ref): Test for deprecated primaries.
11360 * diagnostic.c (warn_deprecated_use) New function to issue
11361 warnings about __attribute__ ((depricated)) references.
11362 * flags.h (warn_deprecated_decl): Extern declared for
11363 -W[no-]deprecated-declarations option.
11364 * print-tree.c (print_node): Show deprecated flag status.
11365 * toplev.c (warn_deprecated_decl): Defined.
11366 (W_options): Added "deprecated-declaration".
11367 * toplev.h (warn_deprecated_use): Extern declared.
11368 * tree.h (struct tree_common): Define deprecated_flag.
11369 (TREE_DEPRECATED): New macro to access flag.
11370 * cp/call.c (build_call): Test for deprecated calls.
11371 * cp/class.c (add_implicitly_declared_members): Set global
11372 flag to tell grokdeclarator to not issue deprecated warnings.
11373 * cp/cp-tree.h: Add extern for adding_implicit_members.
11374 * cp/decl.c (deprecated_states): New enum.
11375 (start_decl): Set deprecated_state based on attributes.
11376 (grokdeclarator): Test for deprecated uses, propagate attribute.
11377 * cp/lex.c (do_identifier): Test for deprecated primaries.
11378 * cp/typeck.c (build_component_ref): Test for deprecated fields.
11380 2002-01-10 Ira Ruben <ira@apple.com>
11382 Fix to assign attributes to inline member functions.
11383 * cp/decl.c (start_method): Handle attrlist.
11385 2002-01-10 Kazu Hirata <kazu@hxi.com>
11387 * combine.c (expand_field_assignment): Use subreg_lsb().
11389 2002-01-10 David Edelsohn <edelsohn@gnu.org>
11391 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
11392 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
11393 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
11394 Recurse for any operand of AND as long as constant is non-zero.
11396 2002-01-10 Kazu Hirata <kazu@hxi.com>
11398 * config/h8300/h8300.md: Remove constraints from expanders.
11400 2002-01-10 Kazu Hirata <kazu@hxi.com>
11402 * varasm.c: Fix formatting.
11403 * varray.c: Likewise.
11404 * vmsdbgout.c: Likewise.
11405 * xcoffout.c: Likewise.
11407 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
11409 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
11410 update edge probabilities to match.
11412 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11414 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
11416 * doc/languages.texi, doc/sourcebuild.texi: New files.
11417 * doc/configfiles.texi: Make a subsubsection. Update.
11418 * doc/configterms.texi: Add @node. Remove warning that this isn't
11419 instructions for building GCC.
11420 * doc/makefile.texi: Make a subsection.
11421 * doc/gccint.texi: Update.
11423 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
11425 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
11427 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
11429 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
11431 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
11433 * optabs.c (expand_fix): Look for wider integer modes first.
11435 * i386.md (mov?f): Avoid the fake const double trick for medium
11437 (min?f*/max?f*): Prohibit memory operands for i387 variant.
11438 (fop_df_4): Disable for SSE compilation.
11440 2002-01-10 Graham Stott <grahams@redhat.com>
11442 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
11443 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
11445 2002-01-10 Richard Henderson <rth@redhat.com>
11447 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
11449 2002-01-10 Richard Henderson <rth@redhat.com>
11451 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
11452 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
11454 2002-01-10 Kazu Hirata <kazu@hxi.com>
11456 * combine.c (can_combine_p): Fix a comment typo.
11458 2002-01-09 Zack Weinberg <zack@codesourcery.com>
11460 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
11461 empty list correctly. Change loop index $t to $f for
11462 consistency with rest of Makefile.
11464 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
11466 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
11467 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
11469 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
11470 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
11471 (altivec_init_builtins): Same.
11472 (altivec_expand_unop_builtin): Return NULL_RTX on error.
11473 (altivec_expand_binop_builtin): Same.
11474 (altivec_expand_ternop_builtin): Same.
11477 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
11478 ("altivec_vctuxs"): Fix typo.
11479 ("altivec_vnmsubfp"): Same.
11480 ("altivec_dssall"): New.
11481 ("altivec_mfvscr"): New.
11482 ("altivec_dss"): New.
11483 ("altivec_lvsl"): New.
11484 ("altivec_lvsr"): New.
11485 ("altivec_dstt"): New.
11486 ("altivec_dstst"): New.
11487 ("altivec_dststt"): New.
11488 ("altivec_dst"): New.
11490 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
11491 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
11493 2002-01-09 Richard Henderson <rth@redhat.com>
11495 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
11497 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
11499 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
11501 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
11503 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
11505 2002-01-09 Kazu Hirata <kazu@hxi.com>
11507 * read-rtl.c: Fix formatting.
11508 * real.c: Likewise.
11509 * regclass.c: Likewise.
11510 * regrename.c: Likewise.
11511 * reg-stack.c: Likewise.
11512 * reload1.c: Likewise.
11513 * reload.c: Likewise.
11516 2002-01-09 Kazu Hirata <kazu@hxi.com>
11518 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
11519 to extract items in the expr_list chain.
11521 2002-01-09 Richard Henderson <rth@redhat.com>
11523 * config/vax/vax.c (vax_rtx_cost): Never abort.
11525 * config/vax/vax.h (REAL_ARITHMETIC): Define.
11527 2002-01-09 Jan Hubicka <jh@suse.cz>
11529 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
11531 2002-01-09 Richard Henderson <rth@redhat.com>
11533 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
11534 Unify code from various alternatives.
11536 2002-01-09 Richard Henderson <rth@redhat.com>
11538 * regrename.c (copy_value): Ignore the copy if the source register
11539 is present in the value chain with a narrower mode.
11541 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11543 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
11544 for the c4x target. Also improve layout.
11546 2002-01-09 Richard Henderson <rth@redhat.com>
11548 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
11549 * config/m32r/m32r.md (and ior xor splitters): Swap operands
11550 to match insn patterns.
11552 2002-01-09 Richard Henderson <rth@redhat.com>
11554 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
11555 (copyprop_hardreg_forward_1): Likewise.
11557 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
11559 * pa.md (decrement_and_branch_until_zero): Change predicate for
11560 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
11562 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
11564 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
11565 gets undefined. For Darwin.
11567 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11569 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
11571 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11573 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
11575 2002-01-08 Richard Henderson <rth@redhat.com>
11577 * regrename.c (copy_value): Ignore overlapping copies.
11579 2002-01-08 Richard Henderson <rth@redhat.com>
11581 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
11582 as needed to avoid shared structure.
11584 2002-01-08 Kazu Hirata <kazu@hxi.com>
11586 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
11589 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
11591 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
11592 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
11593 documentation of obsolete macros.
11594 * system.h: Poison these macros.
11595 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
11596 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
11597 config/c4x/c4x.h, config/clipper/clipper.h,
11598 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
11599 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
11600 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
11601 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
11602 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
11603 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
11604 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
11605 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
11606 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
11607 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
11608 config/sparc/sparc.h, config/stormy16/stormy16.h,
11609 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
11610 definitions and commented out definitions of obsolete macros.
11611 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
11612 of MAX_INT_TYPE_SIZE.
11614 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
11616 * config/s390/s390.c (s390_preferred_reload_class): Never
11617 return ADDR_REGS if it isn't a subset of the given class.
11618 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
11619 FP_REGS, but all superclasses as well.
11621 * config/s390/s390.c (s390_function_profiler): Fix thinko.
11623 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
11624 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
11625 must not be a const_int.
11627 2002-01-08 Richard Henderson <rth@redhat.com>
11629 * Makefile.in (toplev.o): Depend on options.h.
11630 (gcc.o): Depend on specs.h.
11632 2002-01-08 Jakub Jelinek <jakub@redhat.com>
11634 * expr.c (store_expr): Convert VOIDmode constants back to target's
11637 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11639 * doc/invoke.texi: Markup gcc as @command. Refer to
11640 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
11641 of http://gcc.gnu.org/thanks.html.
11643 2002-01-08 Dale Johannesen <dalej@apple.com>
11645 * config/rs6000/rs6000.md: Add missing int register
11646 target case to movdf_low.
11648 2002-01-08 Zack Weinberg <zack@codesourcery.com>
11650 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
11651 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
11652 (cppinit.o): Depend on except.h.
11653 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
11654 s-specs): New rules.
11656 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
11657 Don't create specs.h/options.h/gencheck.h here. Remove
11658 unnecessary variable settings from last argument of AC_OUTPUT.
11659 * config.in, configure: Regenerate.
11660 * intl.c: Hardcode package name as "gcc".
11662 * cppinit.c: Include except.h.
11663 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
11665 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
11666 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
11667 (!)USING_SJLJ_EXCEPTIONS.
11668 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
11670 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
11672 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
11673 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
11674 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
11675 documentation of obsolete macros.
11676 * system.h: Poison these macros.
11677 * config/d30v/d30v.h, config/ns32k/encore.h,
11678 config/stormy16/stormy16.h: Remove definitions and commented out
11679 definitions of obsolete macros.
11681 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
11683 * objc/objc-act.c (handle_class_ref): Mark the declaration of
11684 %sobjc_class_ref_%s as used - to prevent unwanted compiler
11687 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
11689 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
11690 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
11691 to insn adjusting stack/frame pointer.
11692 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
11693 accept operands that cause the insn to be non-splittable.
11695 2002-01-08 Graham Stott <grahams@redhat.com>
11697 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
11698 (C_TYPE_FIELDS_VOLATILE): Likewise.
11699 (C_TYPE_BEING_DEFINED): Likewise.
11700 (C_IS_RESERVED_WORD): Likewise.
11701 (C_TYPE_VARIABLE_SIZE): Likewise.
11702 (C_DECL_VARIABLE_SIZE): Likewise.
11703 (C_MISSING_PROTOTYPE_WARNED): Likewise.
11704 (C_SET_EXP_ORIGINAL_CODE): Likewise.
11705 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
11707 (C_DECL_ANTICIPATED): Likewise.
11708 (c_build_type_variant): Add parenthesis.
11710 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
11712 * gcc.c (option_map): Remove --version.
11713 (process_command): Handle -fversion following the GNU Coding
11714 Standards. Partially addresses PR other/704.
11716 2002-01-08 Graham Stott <grahams@redhat.com>
11718 * combine.c (combine_instructions): Fix typo.
11720 2002-01-08 Graham Stott <grahams@redhat.com>
11722 * debug.h: Use "tree" and "rtx" throughout.
11724 * debug.c: Likewise.
11726 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
11728 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
11729 constant pool, use the pool's version of the symbol instead.
11731 2002-01-07 Richard Henderson <rth@redhat.com>
11733 * regrename.c (find_oldest_value_reg): Ignore the value chain if
11734 the original register was copied in a mode with a fewer number of
11735 hard registers than the desired mode.
11736 (copyprop_hardreg_forward_1): Likewise.
11737 (debug_value_data): Fix loop test.
11738 * toplev.c (parse_options_and_default_flags): Reenable
11739 -fcprop-registers at -O1.
11741 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
11743 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
11744 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
11746 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
11749 * config/rs6000/rs6000.md: Add altivec predicate patterns.
11751 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
11753 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
11754 (pa_output_function_prologue): Output local label at the beginning of
11755 the prologue when profiling.
11756 (hppa_profile_hook): Use the local label rather than the function label.
11757 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
11759 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
11761 * config/rs6000/rs6000.c (print_operand): Remove extra space.
11762 (altivec_expand_unop_builtin): Fix thinko.
11763 (altivec_expand_binop_builtin): Same.
11764 (altivec_expand_ternop_builtin): Same.
11765 (altivec_expand_builtin): Same.
11767 2002-01-07 Richard Henderson <rth@redhat.com>
11769 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
11771 2002-01-07 Jason Merrill <jason@redhat.com>
11773 * unwind-dw2.c (execute_cfa_program): Use < again.
11775 2002-01-07 Jakub Jelinek <jakub@redhat.com>
11777 * predict.c (combine_predictions_for_insn): Avoid division by zero.
11779 2002-01-07 Jakub Jelinek <jakub@redhat.com>
11781 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
11782 Don't allow -1 - x -> ~x simplifications in the first pass.
11784 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
11786 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
11788 (altivec_expand_binop_builtin): Same.
11789 (altivec_expand_unop_builtin): Same.
11790 (print_operand): Fix typo.
11791 (bdesc_1arg): Add vupk* variants.
11793 * rs6000.h (rs6000_builtins): Add vupk* enums.
11795 * rs6000.md: Add altivec_vupk* variants.
11797 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
11799 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
11800 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
11801 and last update dates.
11803 2002-01-07 Janis Johnson <janis187@us.ibm.com>
11805 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
11807 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
11809 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
11810 * config/avr/avr.h (CPP_SPEC): Likewise.
11811 (LINK_SPEC): Likewise.
11812 (CRT_BINUTILS_SPECS): Likewise.
11813 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11814 * doc/invoke.texi (AVR Options): Document them.
11816 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
11818 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
11821 2002-01-07 Graham Stott <grahams@redhat.com>
11823 * config/i386/i386.h: Update copyright date.
11824 (HALF_PIC_PTR): Add parenthesis.
11825 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
11826 (CONSTANT_ALIGNMENT): Add parenthesis.
11827 (DATA_ALIGNMENT): Likewise.
11828 (LOCAL_ALIGNMENT): Likewise.
11829 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
11830 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
11831 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
11832 (HARD_REGNO_NREGS): Add paranethesis.
11833 (VALID_SSE_REG_MODE): Whitespace.
11834 (VALID_MMX_REG_MODE): Whitespace.
11835 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
11836 (ix86_hard_regno_mode_ok): Add parenthesis.
11837 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
11838 (RETURN_IN_MEMORY): Whitespace.
11839 (N_REG_CLASSES): Add parenthesis.
11840 (INTEGER_CLASS_P): Add parenthesis and wrap.
11841 (FLOAT_CLASS_P): Likewise.
11842 (SSE_CLASS_P): Likewise.
11843 (MMX_CLASS_P): Likewise.
11844 (MAYBE_INTEGER_CLASS_P): Likewise.
11845 (MAYBE_FLOAT_CLASS_P): Likewise.
11846 (MAYBE_SSE_CLASS_P): Likewise.
11847 (MAYBE_MMX_CLASS_P): Likewise.
11848 (Q_CLASS_P): Likewise.
11849 (GENERAL_REGNO_P): Uppercase macro parameter.
11850 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
11851 (FP_REGNO_P): Likewise.
11852 (ANY_FP_REGNO_P): Uppercase macro parameter.
11853 (SSE_REGNO_P): Likewise.
11854 (SSE_REGNO): Likewise.
11855 (SSE_REG_P): Likewise.
11856 (SSE_FLOAT_MODE_P): Likewise.
11857 (MMX_REGNO_P): Likewise.
11858 (MMX_REG_P):Likewise.
11859 (STACK_REG_P): Likewise.
11860 (NON_STACK_REG_P): Likewise.
11861 (STACK_TOP_P): Likewise.
11862 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
11863 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
11864 (SECONDARY_MEMORY_NEEDED): Likewise.
11865 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
11866 (MD_ASM_CLOBBERS): Whitespace and wrap.
11867 (MUST_PASS_IN_STACK): Whitespace and wrap.
11868 (RETURN_POPS_ARGS): Add parenthesis.
11869 (INIT_CUMULATIVE_ARGS): Likewise.
11870 (FUNCTION_ARG): Likewise.
11871 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
11872 (SETUP_INCOMING_VARARGS): Likewise.
11873 (BUILD_VA_LIST_TYPE): Add parenthesis.
11874 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
11876 (EXPAND_BUILTIN_VA_ARG): Likewise.
11877 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
11878 (INITIALIZE_TRAMPOLINE): Add parenthesis.
11879 (INITIAL_ELIMINATION_OFFSET): Likewise.
11880 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
11881 (REGNO_OK_FOR_BASE_P): Likewise.
11882 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
11883 (REGNO_OK_FOR_DIREG_P): Likewise.
11884 (REG_OK_FOR_INDEX_P): Whitespace.
11885 (REG_OK_FOR_BASE_P): Whitespace.
11886 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
11888 (FIND_BASE_TERM): Fix typo.
11889 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
11890 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
11891 (SYMBOLIC_CONST; Whitespace.
11892 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
11893 (ENCODE_SECTION_INFO): Whitespace.
11894 (FINALIZE_PIC): Remove do { ... } while (0).
11895 (PROMOTE_MODE): Wrap in do { ... } while (0).
11896 (CONST_COSTS): Whitespace.
11897 (RTX_COSTS): Add paramethesis, whitespace and wrap.
11898 (REGISTER_MOVE_COST): Add parenthesis.
11899 (MEMORY_MOVE_COST): Likewise.
11900 (EXTRA_CC_MODES): Whitespace.
11901 (SELECT_CC_MODE): Add parenthesis and whitespace.
11902 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
11903 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
11904 (ASM_OUTPUT_LABEL): Add paramethesis.
11905 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
11906 (ASM_OUTPUT_REG_POP): Likewise.
11907 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
11908 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
11910 * config/i386/i386.c: Update copyright.
11911 (CHECK_STACK_LIMIT): Add parenthesis.
11912 (AT_BP): Uppercase macro parameter.
11913 (x86_64_int_parameter_registers): Constify.
11914 (x86_64_int_return_registers): Likewise.
11915 (ix86_compare_op0): Use rtx.
11916 (construct_container): Constify INTREG parameter.
11917 (function_arg): Use rtx.
11919 * diagnostic.h: Update copyright date.
11920 (output_buffer_state): Add parenthesis.
11921 (output_buffer_format_args): Likewise.
11923 * combine.c (combine_instructions): Replace XEXP (links, 0)
11926 2002-01-06 H.J. Lu <hjl@gnu.org>
11928 * cfgcleanup.c (thread_jump): Fix 2 typos.
11930 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
11932 * config.gcc: Add support for --enable-altivec.
11934 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
11936 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
11938 2002-01-06 Jakub Jelinek <jakub@redhat.com>
11940 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
11941 __objc_class_name_*.
11943 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
11945 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
11947 2002-01-06 Richard Henderson <rth@redhat.com>
11949 * reorg.c (emit_delay_sequence): Remove death notes, not merely
11950 nop them out. Increment label reference count for REG_LABEL.
11951 (fill_slots_from_thread): Frob label reference count around
11952 delete_related_insns.
11954 2002-01-05 Richard Henderson <rth@redhat.com>
11956 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
11959 2002-01-05 Richard Henderson <rth@redhat.com>
11961 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
11962 * integrate.c (output_inline_function): Likewise.
11963 * toplev.c (rest_of_compilation): Do it here instead. Move call
11964 to remove_unnecessary_notes after emitting abstract instance.
11965 Force an emitted nested function to have its parent emited as well.
11966 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
11968 (rtl_for_decl_location): Do not look at reload data structures
11969 before reload has run.
11971 2002-01-05 Kazu Hirata <kazu@hxi.com>
11973 * cse.c: Fix formatting.
11974 * dwarf2asm.c: Likewise.
11975 * dwarf2out.c: Likewise.
11976 * explow.c: Likewise.
11977 * expmed.c: Likewise.
11978 * function.c: Likewise.
11979 * gcov.c: Likewise.
11980 * gencheck.c: Likewise.
11981 * genrecog.c: Likewise.
11982 * ggc-common.c: Likewise.
11983 * ggc-page.c: Likewise.
11984 * global.c: Likewise.
11986 2002-01-05 Kazu Hirata <kazu@hxi.com>
11988 * combine.c: Fix formatting.
11990 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
11993 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
11995 2002-01-05 David Edelsohn <edelsohn@gnu.org>
11997 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
11998 as 1 for __powerpc64__ as well.
12000 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
12002 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
12005 2002-01-05 Daniel Berlin <dan@dberlin.org>
12007 * lcm.c: Revert change, due to performance regression it causes on
12008 SPEC because it's slightly more conservative (sigh, I hate
12011 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
12013 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
12015 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
12017 * doc/cppinternals.texi: Update.
12019 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
12021 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
12022 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
12024 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
12025 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
12026 kludge for pre-october-14th mmix versions to handle new-found bug
12027 with PUSHJ/PUSHGO and the register stack.
12028 * config/mmix/mmix.h (struct machine_function): Rename member
12029 has_call_value_without_parameters to has_call_without_parameters.
12030 All referers changed.
12031 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
12032 TARGET_MASK_BRANCH_PREDICT): New macros.
12033 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
12034 -mno-reg-stack-fill-bug-workaround.
12035 * config/mmix/mmix.md ("call"): Set struct machine member
12036 has_call_without_parameters.
12038 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
12040 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
12042 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
12044 * cfgcleanup.c: Include tm_p.h
12045 (mark_effect): Fix handling of hard register; fix handling of SET
12047 2002-01-04 Kazu Hirata <kazu@hxi.com>
12049 * config/h8300/h8300.md (anonymous patterns): Check that
12050 operands are registers before using REGNO on them.
12052 2002-01-03 Roland McGrath <roland@frob.com>
12054 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
12056 2002-01-04 Jakub Jelinek <jakub@redhat.com>
12058 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
12059 * c-common.h (genrtl_expr_stmt_value): Likewise.
12060 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
12061 (expand_expr_stmt_value): Add maybe_last argument.
12062 Don't warn about statement with no effect if it is the last statement
12063 in expression statement.
12064 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
12065 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
12066 expand_expr_stmt_value.
12067 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
12068 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
12069 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
12070 as maybe_last to expand_expr_stmt_value.
12072 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
12074 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
12075 be passed in, do not build it.
12076 (c_begin_if_stmt): New function.
12077 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
12078 * c-common.h (c_expand_start_cond): Update prototype.
12079 (c_begin_if_stmt): Prototype new function.
12080 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
12081 * c-parse.in (if_prefix): Use c_begin_if_stmt,
12082 c_begin_while_stmt and c_finish_while_stmt_cond.
12084 2002-01-04 William Cohen <wcohen@redhat.com>
12086 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
12087 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
12088 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
12089 * config/pa/som.h (ASM_FILE_START): Likewise.
12091 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
12093 * lcm.c: Include df.h.
12094 Add available_transfer_function prototype.
12095 (compute_available): Rework to use iterative dataflow framework.
12096 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
12097 with bb_info in df.h
12098 (available_transfer_function): New function.
12100 * Makefile.in (lcm.o): add df.h to dependencies.
12102 2002-01-04 Richard Henderson <rth@redhat.com>
12104 * config/alpha/alpha.c (some_operand): Accept HIGH.
12105 (input_operand): Likewise; accept simple references to globals.
12106 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
12107 (alpha_const_double_ok_for_letter_p): Likewise.
12108 (alpha_extra_constraint): Likewise.
12109 (alpha_preferred_reload_class): Likewise. Do not force
12110 symbolic constants to memory.
12111 (alpha_legitimate_address_p): Accept simple references
12112 to small_symbolic_operand.
12113 (alpha_legitimize_address): New arg scratch. Be prepared to be
12114 called when no_new_pseudos. Emit simple symbolic references.
12115 Split integers into low, high, and rest.
12116 (alpha_expand_mov): Use alpha_legitimize_address.
12117 (some_small_symbolic_mem_operand): New.
12118 (split_small_symbolic_mem_operand): New.
12119 * config/alpha/alpha-protos.h: Update.
12120 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
12121 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
12122 (EXTRA_CONSTRAINT): Likewise.
12123 (PREFERRED_RELOAD_CLASS): Likewise.
12124 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
12125 (PREDICATE_CODES): Update.
12126 * config/alpha/alpha.md: New post-reload splitters to convert
12127 simplfied symbolic operands to the form that references $29.
12128 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
12129 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
12131 2002-01-03 Richard Henderson <rth@redhat.com>
12133 * local-alloc.c (function_invariant_p): Update commentary.
12135 2002-01-04 H.J. Lu <hjl@gnu.org>
12137 * toplev.c (rest_of_compilation): Fix a typo when calling
12140 2002-01-03 Kazu Hirata <kazu@hxi.com>
12142 * c-common.c: Fix formatting.
12143 * diagnostic.c: Likewise.
12144 * doloop.c: Likewise.
12145 * dwarf2out.c: Likewise.
12147 2002-01-03 Kazu Hirata <kazu@hxi.com>
12149 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
12150 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
12152 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
12154 * cpperror.c: Update comments and copyright.
12155 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
12156 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
12158 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
12160 * collect2.c (main): Use strcmp when testing for "-shared".
12162 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
12164 * cppmacro.c: Don't include intl.h. Update comments.
12165 (new_number_token): Allocate enough buffer for 64-bit unsigned
12166 integers; update prototype.
12167 * cppmain.c: Update comments.
12169 2002-01-03 William Cohen <wcohen@redhat.com>
12171 * function.h (struct function): Add profile.
12172 (current_function_profile): New.
12173 doc/extend.texi: Update documentation.
12174 * final.c (final_start_function): Use current_function_profile
12175 instead of profile_flag.
12176 (profile_after_prologue): Likewise.
12177 * function.c (expand_function_start): Likewise.
12178 (expand_function_start): Likewise.
12179 * config/alpha/alpha.c (direct_call_operand):
12180 (alpha_does_function_need_gp): Likewise.
12181 (alpha_expand_prologue): Likewise.
12182 * config/arm/arm.c (arm_expand_prologue): Likewise.
12183 thumb_expand_prologue: Likewise.
12184 * config/d30v/d30v.c (d30v_stack_info): Likewise.
12185 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
12186 (fr30_expand_prologue): Likewise.
12187 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
12188 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
12189 * config/i386/i386.h (FINALIZE_PIC): Likewise.
12190 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
12191 * config/i960/i960.c (i960_output_function_prologue): Likewise.
12192 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
12193 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
12194 (m32r_expand_prologue): Likewise.
12195 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
12196 (m88k_expand_prologue): Likewise.
12197 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
12198 * config/mips/mips.c (compute_frame_size): Likewise.
12199 (mips_expand_prologue): Likewise.
12200 (mips_can_use_return_insn): Likewise.
12201 * config/pa/elf.h (ASM_FILE_START): Likewise.
12202 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
12203 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
12204 * config/pa/som.h (ASM_FILE_START): Likewise.
12205 * config/romp/romp.c (romp_using_r14): Likewise.
12206 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
12207 (rs6000_stack_info): Likewise.
12208 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
12209 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
12210 * config/v850/v850.c (compute_register_save_size): Likewise.
12212 2002-01-03 Jakub Jelinek <jakub@redhat.com>
12214 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
12215 gen_lowpart_common fails, use gen_lowpart_SUBREG.
12217 2002-01-03 Turly O'Connor <turly@apple.com>
12219 * darwin.c (machopic_output_possible_stub_label): Don't generate
12220 stub routines for pseudo-stubs which we've just defined.
12222 2002-01-03 Kazu Hirata <kazu@hxi.com>
12224 * builtins.c: Fix formatting.
12225 * c-typeck.c: Likewise.
12226 * combine.c: Likewise.
12227 * expr.c: Likewise.
12228 * loop.c: Likewise.
12230 2002-01-03 Andreas Schwab <schwab@suse.de>
12232 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
12233 and return true if _cpp_push_next_buffer pushed a new include
12235 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
12236 _cpp_pop_file_buffer did not push a new file.
12237 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
12239 2002-01-02 Eric Christopher <echristo@redhat.com>
12241 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
12242 FIND_REG_INC_NOTE call. Update copyright.
12243 * loop.c (canonicalize_condition): Ditto.
12244 * reorg.c (delete_scheduled_jump): Ditto.
12246 2002-01-03 Kazu Hirata <kazu@hxi.com>
12248 * gcse.c: Fix formatting.
12250 2002-01-03 Graham Stott <grahams@redhat.com>
12252 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
12253 forward defs for struct tags rtx_def, union_tree, rtvec_def
12254 also output corresponding typedefs for rtx, tree, and rtvec.
12256 * system.h: Move forward defs for struct tags rtx_def, union_tree,
12257 rtvec_def along with corresponding typedefs for rtx, tree, and
12258 rtvec to config.h, hconfig.h, tconfig.h.
12260 2002-01-03 Graham Stott <grahams@redhat.com>
12262 * tree.h: Update copyright date.
12263 (IS_EXPR_CODE_CLASS): Add parenthesis.
12264 (TREE_SET_CODE): Add whitespace.
12265 (TREE_CHECK): Add parenthesis.
12266 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
12267 (CST_OR_CONSTRUCTOR_CHECK):
12268 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
12269 (TREE_SYMBOL_REFERENCED): Whitespace.
12270 (INT_CST_LT): Likewise.
12271 (INT_CST_LT_UNSIGNED): Likewise.
12272 (tree_real_cst): Unwrap comment.
12273 (tree_string): Likewise.
12274 (tree_complex): Likewise.
12275 (IDENTIFIER_POINTER): correct cast.
12276 (SAVE_EXPR_CONTEXT): Whitespace.
12277 (EXPR_WFL_FILENAME_NODE): Likewise.
12278 (EXPR_WFL_FILENAME): Remove parenthesis.
12279 (DECL_ORIGIN): Add parenthesis.
12280 (DECL_FROM_INLINE): Use NULL_TREE.
12281 (build_int_2): Whitespace.
12282 (build_type_variant): Add parenthesis.
12284 * gcc/jcf-parse.c: Update copyright date.
12285 (yyparse): Constify resource_filename.
12287 2002-01-03 Graham Stott <grahams@redhat.com>
12289 * rtl.h: Update copyright date.
12290 (RTL_CHECK1): Wrap long line.
12291 (RTL_CHECK2): Likewise.
12292 (RTL_CHECKC1): Wrap long line and whitespace.
12293 (RTL_CHECKC2): Likewise.
12294 (XWINT): Whitespace.
12300 (XBITMAP): Likewise.
12302 (XBBDEF): Likewise.
12304 (X0WINT): Likewise.
12306 (X0UINT): Likewise.
12310 (X0MODE): Likewise.
12311 (X0BITMAP): Likewise.
12312 (X0TREE): Likewise.
12313 (X0BBDEF): Likewise.
12314 (X0ADVFLAGS): Likewise.
12315 (X0CSELIB): Likewise.
12316 (X0MEMATTR): Likewise.
12317 (XCWINT): Likewise.
12319 (XCUINT): Likewise.
12323 (XCMODE): Likewise.
12324 (XCBITMAP): Likewise.
12325 (XCTREE): Likewise.
12326 (XCBBDEF): Likewise.
12327 (XCADVFLAGS): Likewise.
12328 (XCCSELIB): Likewise.
12329 (XC2EXP): Likewise.
12330 (INSN_UID): Likewise.
12331 (PREV_INSN): Likewise.
12332 (PATTERN): Likewise.
12333 (INSN_CODE): Likewise.
12334 (PUT_REG_NOTE_KIND): Likewise.
12335 (CODE_LABEL_NUMBER): Likewise.
12336 (NOTE_SOURCE_FILE): Likewise.
12337 (NOTE_BLOCK): Likewise.
12338 (NOTE_EH_HANDLER): Likewise.
12339 (NOTE_RANGE_INFO): Likewise.
12340 (NOTE_LIVE_INFO): Likewise.
12341 (NOTE_BASIC_BLOCK): Likewise.
12342 (NOTE_EXPECTED_VALUE): Likewise.
12343 (NOTE_LINE_NUMBER): Likewise.
12344 (LABEL_NAME): Likewise.
12345 (LABEL_NUSES): Likewise.
12346 (LABEL_ALTERNATE_NAME): Likewise.
12347 (ADDRESSOF_DECL): Likewise.
12348 (JUMP_LABEL): Likewise.
12349 (LABEL_NEXTREF): Likewise.
12351 (ORIGINAL_REGNO: Likewise.
12352 (HARD_REGISTER_NUM_P): Add parenthesis.
12353 (SUBREG_REG): Whitespace.
12354 (SUBREG_BYTE): Likewise.
12355 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
12356 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
12357 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
12358 (ASM_OPERANDS_INPUT_VEC): Likewise.
12359 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
12360 (ASM_OPERANDS_INPUT): Likewise.
12361 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
12362 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
12363 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
12364 (ASM_OPERANDS_INPUT_MODE): Likewise.
12365 (ASM_OPERANDS_SOURCE_FILE): Likewise.
12366 (ASM_OPERANDS_SOURCE_LINE): Likewise.
12367 (MEM_SET_IN_STRUCT_P): Minor reformat.
12368 (TRAP_CONDITION): Whitespace.
12369 (TRAP_CODE): Likewise.
12370 (COND_EXEC_TEST): Likewise.
12371 (COND_EXEC_CODE): Likewise.
12372 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
12373 (PHI_NODE_P): Add parenthesis.
12374 (plus_constant): Whitespace and add parenthesis.
12376 2002-01-03 Kazu Hirata <kazu@hxi.com>
12378 * config/avr/avr.c: Fix comment typos.
12379 * config/c4x/c4x.md: Likewise.
12380 * config/dsp16xx/dsp16xx.h: Likewise.
12381 * config/dsp16xx/dsp16xx.md: Likewise.
12382 * config/i386/i386.md: Likewise.
12383 * config/ia64/ia64.c: Likewise.
12384 * config/m32r/m32r.h: Likewise.
12385 * config/m68hc11/m68hc11.md: Likewise.
12386 * config/mmix/mmix.c: Likewise.
12387 * config/mn10200/mn10200.c: Likewise.
12388 * config/romp/romp.c: Likewise.
12389 * config/sh/sh.c: Likewise.
12390 * config/stormy16/stormy16.c: Likewise.
12391 * config/stormy16/stormy16.h: Likewise.
12392 * config/stormy16/stormy16.md: Likewise.
12394 2002-01-03 Graham Stott <grahams@redhat.com>
12396 * loop.h: Update copyright date.
12397 (LOOP_MOVABLES): Fix typo.
12398 (LOOP_REGS): Likewise.
12399 (LOOP_IVS): Likewise.
12401 2002-01-03 Graham Stott <grahams@redhat.com>
12403 * cppinit.c: Update copyright date.
12404 Don't include output.h
12405 * Makefile.in: Update copyright date.
12408 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
12411 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
12412 (-pthread) Add to RS/6000 options.
12414 2002-01-02 Kazu Hirata <kazu@hxi.com>
12416 * except.c: Fix comment typos.
12417 * loop.c: Likewise.
12418 * varasm.c: Likewise.
12419 * doc/tm.texi: Fix a typo.
12421 2002-01-02 Jakub Jelinek <jakub@redhat.com>
12423 * c-typeck.c (output_init_element): Allow initializing static storage
12424 duration objects with compound literals.
12426 2002-01-02 Richard Henderson <rth@redhat.com>
12428 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
12431 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12433 * gcc.c (default_compilers): Const-ify.
12434 * mips-tdump.c (stab_names): Likewise.
12435 * mips-tfile.c (map_coff_types, map_coff_storage,
12436 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
12437 pseudo_ops_t, pseudo_ops): Likewise.
12438 * protoize.c (default_include): Likewise
12440 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
12441 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
12442 Add array size in declaration.
12443 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
12444 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
12445 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
12446 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
12447 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
12448 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
12449 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
12450 emtens, make_nan): Const-ify.
12451 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
12452 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
12454 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
12456 * config.gcc (ia64-*-*): Set extra_headers.
12457 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
12458 * config/alpha/t-osf: Remove.
12459 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
12461 2002-01-02 David Edelsohn <edelsohn@gnu.org>
12463 * config/rs6000/t-aix43: Revert previous change.
12465 2002-01-02 Jason Merrill <jason@redhat.com>
12467 * c-decl.c (c_expand_body): Call outlining_inline_function when
12468 emitting an inline function out of line.
12470 2002-01-02 Richard Henderson <rth@redhat.com>
12472 * dwarf2out.c (limbo_die_node): Add created_for member.
12473 (new_die): New argument created_for. Update all callers.
12474 (mark_limbo_die_list): New.
12475 (dwarf2out_init): Register limbo_die_list as a root.
12476 (dwarf2out_finish): Force insert limbo dies into their function
12479 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
12482 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
12484 2002-01-02 Kazu Hirata <kazu@hxi.com>
12486 * config/h8300/fixunssfsi.c: Update copyright.
12489 * config/h8300/h8300.c: Update copyright.
12490 Eliminate warnings.
12492 2002-01-02 Kazu Hirata <kazu@hxi.com>
12494 * config/romp/romp.c: Fix comment formatting.
12495 * config/romp/romp.h: Likewise.
12496 * config/romp/romp.md: Likewise.
12497 * config/s390/s390.c: Likewise.
12498 * config/stormy16/stormy16.c: Likewise.
12499 * config/stormy16/stormy16.h: Likewise.
12501 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
12503 * c-common.h (genrtl_expr_stmt_value): Declare.
12504 * c-semantics.c (genrtl_goto_stmt): Redirect to...
12505 (genrtl_goto_stmt_value): ... this new function. Pass new
12506 argument down to expand_expr_stmt_value, taking
12507 TREE_ADDRESSABLE into account.
12508 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
12509 STMT_EXPR as addressable, i.e., one whose result we want.
12510 * expr.c (expand_expr): Don't save expression statement value
12511 of labeled_blocks or loop_exprs.
12512 * stmt.c (expand_expr_stmt): Redirect to...
12513 (expand_expr_stmt_value): ... this new function. Use new
12514 argument to tell whether to save expression value.
12515 (expand_end_stmt_expr): Reset last_expr_type and
12516 last_expr_value if we don't have either.
12517 * tree-inline.c (declare_return_variable): Mark its use
12518 statement as addressable.
12519 * tree.h: Document new use of TREE_ADDRESSABLE.
12520 (expand_expr_stmt_value): Declare.
12522 2002-01-01 Tom Rix <trix@redhat.com>
12524 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
12525 rs6000_emit_allocate_stack.
12527 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
12529 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
12530 ${srcdir}/ginclude/ to every entry in extra_headers.
12531 * configure: Regenerate.
12532 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
12533 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
12534 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
12535 * ginclude/proto.h: Rename to config/convex/proto.h.
12537 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12539 * attribs.c (handle_vector_size_attribute): Use host_integerp
12540 and tree_int_cst; remove warnings.
12541 * caller-save.c (insert_restore): Add cast to get rid of warning.
12542 (insert_save): Likewise.
12543 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
12544 * regmove.c (find_matches): Add temporary var to kill a warning.
12546 2002-01-01 Douglas B Rupp <rupp@gnat.com>
12548 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
12549 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
12550 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
12551 (vms-dwarf2eh.o): Add Makefile rule.
12552 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
12553 * config/alpha/vms-dwarf2eh.asm: New file.
12555 * gcc.c (delete_if_ordinary): Delete all versions.
12557 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
12559 * config/mmix/mmix.md: Update FIXME to not mention
12561 (MMIX_rJ_REGNUM): New define_constants constant.
12562 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
12563 "*movdicc_real"): Adjust contraints formatting.
12564 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
12565 for branch prediction.
12566 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
12568 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
12569 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
12570 number. Delete related FIXMEs.
12571 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
12572 from number to MMIX_rJ_REGNUM.
12573 (TARGET_MASK_BRANCH_PREDICT): New.
12574 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
12575 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
12576 value. Add -mbranch-predict and -mno-branch-predict.
12577 (TARGET_VERSION): Drop date.
12578 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
12579 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
12580 for finding out global symbols.
12581 (mmix_asm_output_labelref): Revert condition for global symbol.
12582 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
12583 (mmix_print_operand_punct_valid_p): A '+' is valid.
12585 See ChangeLog.6 for earlier changes.