1 2002-05-01 Joel Sherrill <joel@OARcorp.com>
3 * config/sparc/t-elf (sparc-rtems, sparc-elf): Build assembly
6 2002-05-01 Joel Sherrill <joel@OARcorp.com>
8 * config/arm/rtems-elf.h: Add #undef TARGET_VERSION to prevent warning.
10 2002-05-01 David Edelsohn <edelsohn@gnu.org>
12 * rs6000.md (abssi2_nopower): Convert to define_insn_and_split.
14 (floatdisf2): New pattern.
15 (absdi2): Convert to define_insn_and_split.
20 (fix_trunctfdi2): Same.
21 (fix_trunctfsi2): Same.
23 2002-05-01 Joseph S. Myers <jsm28@cam.ac.uk>
25 * doc/install.texi: Update Texinfo version requirement
28 2002-05-01 Jakub Jelinek <jakub@redhat.com>
30 PR target/6512, PR target/5628
31 * config/sparc/sparc.md (movdf_insn_v9only_novis): Don't allow >= %f32
32 when memory is not aligned.
33 (movdf_insn_v9only_vis): Likewise.
34 * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS): Request a FP_REGS
35 temporary for EXTRA_FP_REGS DFmode load from unaligned memory.
36 (SECONDARY_OUTPUT_RELOAD_CLASS): Similarly.
38 2002-05-01 Aldy Hernandez <aldyh@redhat.com>
40 * gcc.dg/altivec-7.c: New.
42 * config/rs6000/altivec.h: Cleanup.
44 2002-04-30 Aldy Hernandez <aldyh@redhat.com>
46 * doc/invoke.texi (Option Summary): Add -mvrsave=.
47 (RS/6000 and PowerPC Options): Document -mvrsave=.
49 * config/rs6000/rs6000.c (rs6000_altivec_vrsave): New global.
50 (rs6000_altivec_vrsave_string): Same.
51 (rs6000_override_options): Call rs6000_parse_vrsave_option.
52 (rs6000_parse_vrsave_option): New.
53 (rs6000_stack_info): Only generate vrsave instructions when
54 TARGET_ALTIVEC_VRSAVE.
56 * config/rs6000/rs6000.h (TARGET_OPTIONS): Add -mvrsave= option.
57 (rs6000_altivec_vrsave_string): Define extern.
58 (rs6000_altivec_vrsave): Same.
59 (TARGET_ALTIVEC_VRSAVE): New.
61 2002-04-30 Richard Henderson <rth@redhat.com>
64 * toplev.c (rest_of_compilation): Don't run cross-jump before
67 2002-04-30 Tom Rix <trix@redhat.com>
69 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Sanity
70 check which_alternative.
72 2002-04-30 Kazu Hirata <kazu@hxi.com>
74 * cpplex.c: Fix comment formatting.
75 * function.c: Likewise.
76 * integrate.c: Likewise.
77 * regrename.c: Likewise.
78 * sibcall.c: Likewise.
79 * simplify-rtx.c: Likewise.
80 * tree-inline.c: Likewise.
82 2002-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
84 * config.gcc (hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-rtems*,
85 hppa1.0-*-osf*, hppa1.1-*-bsd*, hppa1.1-*-hpux10*, hppa2*-*-hpux10*,
86 hppa1.0-*-hpux10*, hppa*64*-*-hpux11*, hppa1.1-*-hpux11*,
87 hppa2*-*-hpux11*, hppa1.0-*-hpux11*, hppa*-*-lites*): Define xmake_file.
88 * pa/t-linux, pa/t-pa, pa/t-pa64, t-pro (T_ADAFLAGS): Delete.
89 * pa/x-ada: New file. Define ADA_CFLAGS.
91 2002-04-30 Hans-Peter Nilsson <hp@bitrange.com>
93 * config/mmix/mmix.h (MMIX_LAST_STACK_REGISTER_REGNUM): Renamed
94 from MMIX_LAST_REGISTER_FILE_REGNUM.
95 (NO_IMPLICIT_EXTERN_C): Remove cryptic obsolete comment.
96 (struct machine_function): New member highest_saved_stack_register
97 previously static variable in mmix.c.
98 (MACHINE_DEPENDENT_REORG): Define.
99 * config/mmix/mmix.c (highest_saved_stack_register): Deleted.
100 (MMIX_OUTPUT_REGNO): New.
101 (mmix_target_asm_function_prologue): Move calculation of last used
102 saved-stack-register into...
103 (mmix_machine_dependent_reorg): New function. Update to also handle
105 (mmix_print_operand): Apply MMIX_OUTPUT_REGNO when emitting
106 register names, simplify somewhat by new variable regno.
107 <case 'p'>: Remove fixed FIXME. Always emit highest used saved
109 (mmix_print_operand_address): Apply MMIX_OUTPUT_REGNO when
110 emitting register names.
111 (mmix_asm_output_reg_push, mmix_asm_output_reg_pop): Ditto.
112 (mmix_dbx_register_number): Apply MMIX_OUTPUT_REGNO here too.
114 * config/mmix/mmix-protos.h (mmix_machine_dependent_reorg):
117 * config/mmix/mmix.md ("divmoddi4"): Update head comment.
119 2002-04-30 Richard Henderson <rth@redhat.com>
121 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
122 emit_soft_tfmode_binop, emit_soft_tfmode_unop, emit_soft_tfmode_cvt,
123 emit_hard_tfmode_operation, emit_tfmode_binop, emit_tfmode_unop,
124 emit_tfmode_cvt): New.
125 * config/sparc/sparc.md (extendsftf2, extenddftf2, trunctfsf2,
126 trunctfdf2, floatsitf2, floatunssitf2, floatditf2, floatunsditf2,
127 fix_trunctfsi2, fixuns_trunctfsi2, fix_trunctfdi2, fixuns_trunctfdi2,
128 addtf3, subtf3, multf3, divtf3, sqrttf2): Use them.
129 * config/sparc/sparc-protos.h: Update.
131 2002-04-30 Janis Johnson <janis187@us.ibm.com>
133 * install.texi (Final install): Add to the list of info to include
134 in a report of a successful bootstrap, and add link to 3.1 list.
136 Tue Apr 30 19:15:36 CEST 2002 Jan Hubicka <jh@suse.cz>
138 * i386.md (type): Add new SSE/MMX subtypes, remove usused fop1.
139 (mode): Add vector modes
140 (i387): Kill attribute.
141 (unit): New attribute.
142 (length_immediate): Grok new types.
143 (prefix_data16, prefix_rep, prefix_0f): Fix for SSE/MMX.
145 (memory): Handle MMX/SSE properly.
146 (scheduling descriptions): Kill uses of fop1.
147 (sse, mmx, fp patterns): Set type and mode properly.
149 Tue Apr 30 09:31:59 2002 Jeffrey A Law (law@cygnus.com)
151 * pa.c (override_options): Default to PA8000 scheduling.
152 * doc/invoke.texi (HP-PA options): Mention newly added 7300
153 scheduling parameter.
155 * pa.md (7100lc, 7200, 7300 scheduling): Slightly refine
156 handling of double precision multiplies.
158 * pa.md (7100lc, 7200, 7300 scheduling): Refine handling of
159 fpdiv and fpsqrt instructions.
160 (7200 & 7300 scheduling): Fix typo in handling of
161 store-load and store-store penalties.
163 2002-04-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
165 * doc/contrib.texi (Contributors): Use MIPS instead of Mips and
166 mips. Add two missing commas.
168 2002-04-30 Paolo Carlini <pcarlini@unitus.it>
170 * doc/contrib.texi (Contributors): Update Paolo Carlini's
171 and Benjamin Kosnik's entries.
173 2002-04-29 David S. Miller <davem@redhat.com>
175 * config/sparc/sparc.h (BRANCH_COST, PREFETCH_BLOCK,
176 SIMULTANEOUS_PREFETCHES): Tune for UltraSPARC-III.
177 * config/sparc/sparc.md (call + jmp 32-bit peepholes): Likewise.
178 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
180 2002-04-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
182 * combine.c (find_split_point): Use gen_int_mode.
184 2002-04-29 Vladimir Makarov <vmakarov@redhat.com>
186 Merging code from dfa-branch:
188 2002-04-24 Vladimir Makarov <vmakarov@redhat.com>
190 * genautomata.c (output_reserv_sets): Fix typo.
192 2002-04-23 Vladimir Makarov <vmakarov@redhat.com>
194 * genautomata.c (output_reserv_sets): Remove
195 next_cycle_output_flag.
197 Thu Apr 18 08:57:06 2002 Jeffrey A Law (law@redhat.com)
199 * sched-rgn.c (init_ready_list): Make the DFA code handle
200 USE/CLOBBER insns in the same way as the traditional
202 (new_ready): Similarly..
204 2002-04-17 Vladimir Makarov <vmakarov@redhat.com>
206 * haifa-sched.c (schedule_block): Change the DFA state only after
209 Wed Apr 17 15:38:36 2002 Jeffrey A Law (law@redhat.com)
211 * pa.c (hppa_use_dfa_pipeline_interface): New function.
212 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
213 (override_options): Add PA7300 scheduling support.
214 (pa_adjust_cost): Update various comments. Properly
215 handle anti and output dependencies when using the
217 (pa_issue_rate): Add PA7300 scheduling support.
218 (pa_can_combine_p): Call extract_insn before calling
219 constrain_operands (taken from mainline tree).
220 * pa.h (enum processor_type): Add PROCESSOR_PA7300.
221 * pa.md (cpu attr): Add 7300. Rewrite pipeline
222 descriptions using DFA descriptions. Add PA7300
225 2002-03-30 David S. Miller <davem@redhat.com>
227 Add UltraSPARC-III DFA scheduling support.
228 * config/sparc/sparc.md (define_attr type): Add fpcrmove.
229 Update FP conditional move on register insn patterns to use it, as
231 (define_attr cpu): Add ultrasparc3.
232 (define_attr us3load_type): New, update integer load patterns to
233 set it, as appropriate.
234 (define_automaton): Add ultrasparc3_0 and ultrasparc3_1.
235 (rest): Add UltraSPARC3 scheduling description.
236 * config/sparc/sparc.h (TARGET_CPU_ultrasparc3): New.
237 (PROCESSOR_ULTRASPARC3): New.
238 ({ASM,CPP}_CPU64_DEFAULT_SPEC): Handle ultrasparc3.
239 ({ASM,CPP}_CPU_SPEC): Likewise.
240 (REGISTER_MOVE_COST): Likewise.
241 (RTX_COSTS): Likewise.
242 * config/sparc/sparc.c (sparc_override_options,
243 sparc_initialize_trampoline, sparc64_initialize_trampoline,
244 sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
245 sparc_issue_rate): Likewise.
246 * config/sparc/sol2.h: Likewise.
247 * config/sparc/sol2-sld-64.h: Likewise.
248 * config/sparc/linux64.h: Likewise.
250 2002-03-22 Vladimir Makarov <vmakarov@redhat.com>
252 * doc/md.texi: Add comments about usage the latency time for the
253 different dependencies and about case when two or more conditions
254 in different define_insn_reservations returns TRUE for an insn.
256 * doc/md.texi: Add reference for automaton based pipeline
259 2002-03-04 Vladimir Makarov <vmakarov@redhat.com>
261 * doc/passes.texi: Add missed information about genattrtab.
263 2002-03-01 Vladimir Makarov <vmakarov@redhat.com>
265 * genautomata.c (output_automata_list_transition_code): Check
266 automata_list on NULL.
268 2002-02-28 Vladimir Makarov <vmakarov@redhat.com>
270 * genautomata.c (output_insn_code_cases,
271 output_automata_list_min_issue_delay_code,
272 output_automata_list_transition_code,
273 output_automata_list_state_alts_code): Comment the functions.
275 2002-02-22 Vladimir Makarov <vmakarov@redhat.com>
277 * genautomata.c (automata_list_el_t): New typedef.
278 (get_free_automata_list_el,free_automata_list_el,
279 free_automata_list, automata_list_hash, automata_list_eq_p,
280 initiate_automata_lists, automata_list_start, automata_list_add,
281 automata_list_finish, finish_automata_lists,
282 output_insn_code_cases, output_automata_list_min_issue_delay_code,
283 output_automata_list_transition_code,
284 output_automata_list_state_alts_code, add_automaton_state,
285 form_important_insn_automata_lists): New functions and prototypes.
286 (insn_reserv_decl): Add members important_automata_list and
288 (ainsn): Add members important_p.
289 (automata_list_el): New structure.
290 (first_free_automata_list_el, current_automata_list,
291 automata_list_table): New global variables.
292 (create_ainsns): Initiate member important_p.
293 (output_internal_min_issue_delay_func): Generate the switch and
294 call output_insn_code_cases.
295 (output_internal_trans_func, output_internal_state_alts_func):
297 (generate): Call initiate_automata_lists.
298 (automaton_states): New global variable.
299 (expand_automata): Call form_important_insn_automata_lists.
300 (write_automata): Call finish_automata_lists.
302 2002-02-21 Vladimir Makarov <vmakarov@redhat.com>
304 * genautomata.c (add_excls, add_presence_absence): Check that
305 cpu units in the sets belong the same automaton.
307 * rtl.def (EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET): Add comment
308 about that cpu units in the sets belong the same automaton.
310 * doc/md.texi: Ditto.
312 2001-12-20 Naveen Sharma <naveens@noida.hcltech.com>
313 Nitin Gupta <niting@noida.hcltech.com>
315 * config/sh/sh.c (sh_use_dfa_interface): New function.
317 (sh_issue_rate): New Function.
318 TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE: define.
319 TARGET_SCHED_ISSUE_RATE: define.
321 * config/sh/sh.md: Add DFA based pipeline description for SH4.
323 (define_attr insn_class): New attribute used for DFA
325 (define_insn cmpgtsi_t): Set attribute insn_class mt_group.
326 (cmpgesi_t,cmpgtusi_t,cmpgeusi_t,cmpeqsi_t,
327 cmpeqdi_t): Likewise.
329 (add,addc1,addsi3,subc,subc1,*subsi3_internal,
330 negc,negsi2,ashldi3_k,lshrdi3_k,ashrdi3_k): Set insn_class
332 (iorsi3,rotlsi3_1,rotlsi3_31,rotlsi3_16): Likewise.
334 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
336 * haifa-sched.c (queue_to_ready): Remove unnecessary condition for
339 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
341 * genautomata.c (DFA_INSN_CODES_LENGTH_VARIABLE_NAME): New macro.
342 (output_dfa_insn_code_func): Expand dfa_insn_codes if it is
344 (output_dfa_start_func): Initiate new variable insn_codes_length,
345 (write_automata): Output definition of the new variable.
347 2001-10-02 David S. Miller <davem@redhat.com>
349 * haifa-sched.c (advance_one_cycle): New function.
350 (schedule_block): Use it.
351 (queue_to_ready): Use it, and also make sure to advance the DFA
352 state on all stall cycles, not just those where insn_queue links
355 2001-10-02 Richard Sandiford <rsandifo@redhat.com>
357 * haifa-sched.c (max_issue): Remove last_p argument. Only return
358 non-zero if the highest-priority instruction could be scheduled.
359 (choose_ready): Remove last argument from max_issue call.
361 2001-09-28 David S. Miller <davem@redhat.com>
363 * config/sparc/sparc.c (sparc_use_sched_lookahead): Use 4 for
364 ultrasparc and 3 for other multi-issue sparcs.
366 2001-09-27 David S. Miller <davem@redhat.com>
368 * config/sparc/sparc.md (cycle_display): New pattern.
369 * config/sparc/sparc.c (sparc_cycle_display): New.
370 (TARGET_SCHED_CYCLE_DISPLAY): Set it.
372 2001-09-25 David S. Miller <davem@redhat.com>
374 Convert all of Sparc scheduling to DFA
375 * config/sparc/sparc.md: Kill all define_function_unit
376 directives and replace with DFA equivalent.
377 * config/sparc/sparc.c (ultrasparc_adjust_cost,
378 mark_ultrasparc_pipeline_state, ultra_cmove_results_ready_p,
379 ultra_fpmode_conflict_exists, ultra_find_type,
380 ultra_build_types_avail, ultra_flush_pipeline,
381 ultra_rescan_pipeline_state, ultrasparc_sched_reorder,
382 ultrasparc_variable_issue, ultrasparc_sched_init,
383 sparc_variable_issue, sparc_sched_reorder, ultra_code_from_mask,
384 ultra_schedule_insn, ultra_code_names, ultra_pipe_hist,
385 ultra_cur_hist, ultra_cycles_elapsed): Kill.
386 (sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
387 ultrasparc_store_bypass_p): New.
388 * config/sparc/sparc-protos.h (ultrasparc_store_bypass_p):
391 2001-09-24 David S. Miller <davem@redhat.com>
393 * haifa-sched.c (ready_remove): Fix thinko, we want to copy around
394 ready->vec[foo] not ready[foo].
396 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
398 * doc/md.texi: Correct examples for define_insn_reservations
401 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
403 * genautomata.c (create_automata): Print message about creation of
405 (generate): Remove printing meease about creation of
408 2001-09-05 David S. Miller <davem@redhat.com>
410 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
411 * config/sparc/linux64.h: Likewise.
413 2001-08-31 Vladimir Makarov <vmakarov@redhat.com>
415 * haifa-sched.c (insn_cost, schedule_insn, queue_to_ready,
416 schedule_block, sched_init, sched_finish): Add missed calls of
417 use_dfa_pipeline_interface.
419 * sched-rgn.c (init_ready_list, new_ready, debug_dependencies):
422 * sched-vis.c (get_visual_tbl_length): Ditto.
424 2001-08-27 Richard Henderson <rth@redhat.com>
426 * genattr.c (main): Emit state_t even when not doing scheduling.
428 2001-08-27 Richard Henderson <rth@redhat.com>
430 * genautomata.c (expand_automata): Always create a description.
432 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
434 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
435 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
436 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
439 * genattr.c (main): New variable num_insn_reservations. Increase
440 it if there is DEFINE_INSN_RESERVATION. Output automaton based
441 pipeline hazard recognizer interface.
443 * genattrtab.h: New file.
445 * genattrtab.c: Include genattrtab.h.
446 (attr_printf, check_attr_test, make_internal_attr,
447 make_numeric_value): Move protypes into genattrtab.h. Define them
449 (num_dfa_decls): New global variable.
450 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
451 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
452 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
453 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
455 * genautomata.c: New file.
457 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
459 * sched-int.h: (curr_state): Add the external definition for
460 automaton pipeline interface.
461 (haifa_insn_data): Add comments for members blockage and units.
463 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
464 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
465 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
466 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
467 TARGET_SCHED_DFA_POST_CYCLE_INSN,
468 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
469 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
471 (TARGET_SCHED): Use the new macros.
473 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
474 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
475 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
476 dfa_bubble): New members in gcc_target.sched.
478 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
479 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
480 (insn_queue): Redefine it as pointer to array.
481 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
483 (max_insn_queue_index_macro_value): New variable.
484 (curr_state, dfa_state_size, ready_try): New varaibles for
486 (ready_element, ready_remove, max_issue): New function prototypes
487 for automaton interface.
488 (choose_ready): New function prototype.
489 (insn_unit, blockage_range): Add comments.
490 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
491 FUNCTION_UNITS_SIZE == 0.
492 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
493 actual_hazard, potential_hazard): Add comments.
494 (insn_cost): Use cost -1 as undefined value. Remove
495 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
497 (ready_element, ready_remove): New functions for automaton
499 (schedule_insn): Add new code for automaton pipeline interface.
500 (queue_to_ready): Add new code for automaton pipeline interface.
501 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
502 (debug_ready_list): Print newline when the queue is empty.
503 (max_issue): New function for automaton pipeline interface.
504 (choose_ready): New function.
505 (schedule_block): Add new code for automaton pipeline interface.
506 Print ready list before scheduling each insn.
507 (sched_init): Add new code for automaton pipeline interface.
508 Initiate insn cost by -1.
509 (sched_finish): Free the current automaton state and finalize
510 automaton pipeline interface.
512 * sched-rgn.c: Include target.h.
513 (init_ready_list, new_ready, debug_dependencies): Add new code for
514 automaton pipeline interface.
516 * sched-vis.c: Include target.h.
517 (get_visual_tbl_length): Add code for automaton interface.
518 (target_units, print_block_visualization): Add comments.
520 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
521 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
522 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
523 (getruntime.o, genautomata.o): New entries.
524 (genattrtab.o): Add new dependency file genattrtab.h.
525 (genattrtab): Add new dependencies. Link it with `libm.a'.
526 (getruntime.o, hashtab.o): New entries for canadian cross.
528 * doc/md.texi: Description of automaton based model.
530 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
532 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
533 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
534 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
535 TARGET_SCHED_DFA_POST_CYCLE_INSN,
536 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
537 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
538 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
540 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
541 MAX_DFA_ISSUE_RATE): New macro descriptions.
543 * doc/contrib.texi: Add dfa based scheduler contribution.
545 * doc/gcc.texi: Add more information about genattrtab.
547 Mon Apr 29 17:19:10 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
549 * reload1.c (eliminate_regs, case SUBREG): Fix typo in
550 adjust_address_nv call.
552 2002-04-29 Janis Johnson <janis187@us.ibm.com>
554 * doc/install.texi (Testing): Provide additional information, and
555 a stronger encouragement, for running the testsuites.
557 2002-04-29 DJ Delorie <dj@redhat.com>
559 * config/mips/mips.c (mips_parse_cpu): Warn if the CPU name is
562 2002-04-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
564 * fixinc/inclhack.def (solaris_widec): Include <wchar.h> in
565 Solaris 2 <widec.h> if missing.
566 * fixinc/fixincl.x: Regenerate.
567 * fixinc/tests/base/widec.h: New file.
569 2002-04-29 Nick Clifton <nickc@cambridge.redhat.com>
571 * toplev.c (f_options): Add "profile" switch so that
572 -fno-profile can be used to disable -p.
574 2002-04-29 Bernd Schmidt <bernds@redhat.com>
576 * c-common.c (type_for_mode): Add support for V2DFmode, V2DImode,
578 * tree.c (build_common_tree_nodes_2): Likewise.
579 * tree.h (enum tree_index): Likewise.
580 (V2DF_type_node, V2DI_type_node, unsigned_V2DI_type_node): Define.
582 * config/i386/i386.c (bdesc_comi, bdesc_2arg, bdesc_1arg): Add SSE2
584 (init_mmx_sse_builtins): Initialize SSE2 builtins.
585 (ix86_expand_builtin): Add support for SSE2 builtins.
586 * config/i386/i386.h (VALID_SSE2_REG_MODE): New macro.
587 (VALID_SSE_REG_MODE): Use it.
588 (VECTOR_MODE_SUPPORTED_P): Allow SSE2 modes here as well.
589 (enum ix86_builtins): Add SSE2 builtins.
590 * config/i386/i386.md (movv2df_internal, movv2df, movv8hi_internal,
591 movv8hi, movv16qi_internal, movv16qi, pushv2df, pushv8hi, pushv16qi,
592 addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3, vmmulv2df3,
593 divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3, vmsminv2df3,
594 sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3, sqrtv2df2,
595 vmsqrtv2df2, maskcmpv2df3, maskncmpv2df3, vmmaskcmpv2df3,
596 vmmaskncmpv2df3, sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb,
597 sse2_maskmovdqu, sse2_movntv2df, sse2_movntti, sse2_movntsi, cvtdq2ps,
598 cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq, cvtpd2pi,
599 cvttpd2pi, cvtpi2pd, cvtsd2si, cvttsd2si, cvtsi2sd, cvtsd2ss,
600 cvtss2sd, cvtpd2ps, cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3,
601 ssaddv16qi3, ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3,
602 subv4si3, subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3,
603 mulv8hi3, smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
604 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_clrti, sse2_uavgv16qi3,
605 sse2_uavgv8hi3, sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd,
606 sse2_pshuflw, sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3,
607 gtv8hi3, gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3,
608 ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, sse2_lshrv2di3,
609 ashlv8hi3, ashlv4si3, sse2_ashlv2di3, sse2_ashlti3, sse2_lshrti3,
610 sse2_unpckhpd, sse2_unpcklpd, sse2_packsswb, sse2_packssdw,
611 sse2_packuswb, sse2_punpckhbw, sse2_punpckhwd, sse2_punpckhdq,
612 sse2_punpcklbw, sse2_punpcklwd, sse2_punpckldq, sse2_movapd,
613 sse2_movupd, sse2_movdqa, sse2_movdqu, sse2_movdq2q, sse2_movq2dq,
614 sse2_movhpd, sse2_movlpd, sse2_loadsd, sse2_movsd, sse2_storesd,
615 sse2_shufpd, sse2_clflush, sse2_mfence, mfence_insn, sse2_lfence,
616 lfence_insn): New patterns.
617 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Renamed from
618 sse_andti3_sse2, sse_nandti3_sse2, sse_iorti3_sse2, sse_xorti3_sse2.
620 Mon Apr 29 17:03:24 CEST 2002 Jan Hubicka <jh@suse.cz>
622 * i386.md (sse_mov?fcc*): Revert patch of Mar 14th.
624 2002-04-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
626 * doc/contrib.texi (Contributors): Add Paolo Carlini and
628 Update Richard Henderson, Jakub Jelinek, and Mark Mitchell.
629 Refer to Objective-C instead of ObjC, SPARC instead of sparc,
630 and CPU instead of cpu.
632 Mon Apr 29 13:36:41 CEST 2002 Jan Hubicka <jh@suse.cz>
634 * toplev.c (flag_if_conversion, flag_if_conversion2): New static
636 (lang_independent_options): Add -fif-conversion, -fif-conversion2
637 (rest_of_compilation): Do if conversion only when asked for.
638 (parse_options_and_default_flags): Set new variables to 1 for -O1
639 * invoke.texi (-fif-conversion, -fif-conversion2): Document.
641 Mon Apr 29 13:02:50 CEST 2002 Jan Hubicka <jh@suse.cz>
643 * i386.c (dbx64_register_map): Fix typo.
645 Mon Apr 29 12:18:35 CEST 2002 Jan Hubicka <jh@suse.cz>
647 * predict.c (real_zero, real_one, real_almost_one, real_br_prob_base,
648 real_one_half, real_bb_freq_max): New static variables.
649 (debug_profile_bbauxs): Kill.
650 (process_note_predictions): Kill unused variable.
651 (block_info_def, edge_info_def): Use REAL_VALUE_TYPE instead of
653 (propagate_freq): Use REAL_ARITHMETICS.
654 (estimate_bb_frequencies): Likevise; init new static variables.
655 * Makefile.in (predict.o): Add dependency on real.h
657 2002-04-28 David S. Miller <davem@redhat.com>
660 * config/sparc/sparc.md (prefetch): Emit properly for 32-bit vs.
661 64-bit TARGET_V9. Do not use prefetch page, use prefetch for
662 several {reads,writes} instead.
663 * config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
666 2002-04-27 David S. Miller <davem@redhat.com>
669 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Be mindful
672 * config/sparc/linux.h, config/sparc/linux64.h: Don't bother
673 including signal.h and sys/ucontext.h, not needed.
675 2002-04-29 Hans-Peter Nilsson <hp@bitrange.com>
677 * varasm.c (output_constant_def): Correct test for not calling
678 ENCODE_SECTION_INFO for INTEGER_CST.
680 2002-04-29 Neil Booth <neil@daikokuya.demon.co.uk>
682 * cppexp.c (lex): Move some code to _cpp_parse_expr, but
683 keep most cases as function eval_token.
684 (eval_token): New function.
685 (_cpp_parse_expr): Read token here for improved diagnostics.
686 Don't use op_as_text. Detect bad ':' here.
687 (reduce): Don't detect bad ':' here.
688 (op_as_text): Remove.
689 * cpphash.h (_cpp_test_assertion): Change prototype.
690 * cpplib.c (_cpp_test_assertion): Change prototype.
692 2002-04-28 Richard Henderson <rth@redhat.com>
695 * ggc-common.c (ggc_mark_rtx_children_1): Rename from...
696 (ggc_mark_rtx_children): New.
698 2002-04-28 Jakub Jelinek <jakub@redhat.com>
701 * config/sparc/sparc.md (call + jump 32-bit peepholes): Disable jump
702 after call peepholes for UltraSPARC.
703 (call + jump 64-bit peepholes): Remove.
705 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
708 * config/rs6000/rs6000.md (sCC patterns): Remove clobber and use
709 result as temporary value.
711 2002-04-28 Jakub Jelinek <jakub@redhat.com>
714 * toplev.c (rest_of_compilation): Only run regrename and copy
715 propagation if optimizing.
717 2002-04-28 Jakub Jelinek <jakub@redhat.com>
720 * reload1.c (alter_reg): Only call set_mem_expr if I is home pseudo
721 register of REGNO_DECL (i).
722 * Makefile.in (reload1.o): Add $(TREE_H).
724 2002-04-28 Neil Booth <neil@daikokuya.demon.co.uk>
726 * cppexp.c (lex): Update to use state.skip_eval.
727 (struct op): Remove prio and flags members.
728 (FLAG_BITS, FLAG_MASK, PRIO_SHIFT, EXTRACT_PRIO, EXTRACT_FLAGS,
729 SHORT_CIRCUIT, RIGHT_ASSOC, ..._PRIO, op_to_prio): Remove.
730 (LEFT_ASSOC): New macro.
731 (optab): New table of operator priorities and flags.
733 (_cpp_parse_expr): Clean up logic. Return bool. Use a
734 malloc-ed parser stack.
735 (reduce): New; reduce the operator stack.
736 (_cpp_expand_op_stack): Expand the operator stack as necessary.
737 * cpphash.h (struct op): Predeclare.
738 (struct cpp_reader): New members op_stack, op_limit.
739 (struct lexer_state): New member skip_eval.
740 (_cpp_parse_expr): Update.
741 (_cpp_expand_op_stack): New.
742 * cpplib.c (do_if): Update.
743 * cppinit.c (cpp_create_reader): Create op stack.
744 (cpp_destroy): And destroy it.
745 * cpplib.h (CPP_LAST_CPP_OP): Correct.
746 (TTYPE_TABLE): Correct.
748 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
751 * c-decl.c (duplicate_decls): Call merge_weak.
752 * c-pragma.c (apply_pragma_weak): Warn about misuse.
753 * output.h (merge_weak): Prototype merge_weak.
754 * varasm.c (merge_weak): New function.
755 (declare_weak): Make sure we don't give an error on VAR_DECLs.
756 Mark RTL with SYMBOL_REF_WEAK.
758 2002-04-27 Kurt Garloff <garloff@suse.de>
760 * tree-inline.c (inlinable_function_p): Improve heuristics
761 by using a smoother function to cut down allowable inlinable size.
762 * param.def: Add parameters max-inline-insns-single,
763 max-inline-slope, min-inline-insns that determine the exact
764 shape of the above function.
767 2002-04-26 Richard Henderson <rth@redhat.com>
769 * c-parse.in (malloced_yyss, malloced_yyvs): New.
770 (yyoverflow): Re-add. Set them.
771 (free_parser_stacks): New.
772 * c-common.h: Declare it.
773 * c-lex.c (c_common_parse_file): Call it.
775 2002-04-26 Richard Henderson <rth@redhat.com>
777 * cfgrtl.c (tidy_fallthru_edge): Don't use next_real_insn
780 2002-04-26 Eric Christopher <echristo@redhat.com>
783 * config/mips/mips.c (mips_issue_rate): Define. New function.
784 (TARGET_SCHED_ISSUE_RATE): Use.
786 2002-04-25 David S. Miller <davem@redhat.com>
789 * reorg.c (optimize_skip): Do not allow exception causing
790 instructions to be considered for delay slots.
791 (fill_simply_delay_slots, fill_slots_from_thread): Likewise.
792 (relax_delay_slots): Do not try to consider exception causing
793 instructions as redundant.
795 2002-04-26 Richard Henderson <rth@redhat.com>
798 * c-typeck.c (build_unary_op) [CONVERT_EXPR]: Invoke non_lvalue.
800 2002-04-26 Mark Mitchell <mark@codesourcery.com>
803 * config/i386/i386.md (untyped_call): Return the value in a float
804 register if TARGET_FLOAT_RETURNS_IN_80387, not just if
807 2002-04-26 Alexandre Oliva <aoliva@redhat.com>
809 * tree.c (tree_int_cst_lt): Compare constants whose types differ
810 in unsigned-ness correctly.
812 2002-04-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
814 * pa.h (FUNCTION_OK_FOR_SIBCALL): Don't do sibcalls when using the
815 portable runtime model.
817 2002-04-26 Richard Henderson <rth@redhat.com>
819 * c-parse.in (yyoverflow): Revert.
821 2002-04-26 David Edelsohn <edelsohn@gnu.org>
822 Richard Henderson <rth@redhat.com>
824 * config/rs6000/rs6000.md (sCC pattern): Remove clobber and use
825 result as temporary value.
827 2002-04-26 Richard Henderson <rth@redhat.com>
830 * c-common.c (fix_string_type): Split out of ...
831 (combine_strings): ... here. Take a varray, not a tree list.
832 (c_expand_builtin_printf): Use fix_string_type.
833 * c-common.h: Update decls.
834 * c-parse.in (string): Remove. Update all uses to use STRING
835 instead, and not call combine_strings.
838 * c-typeck.c (simple_asm_stmt): Don't call combine_strings.
839 (build_asm_stmt): Likewise.
840 * objc/objc-act.c (my_build_string): Use fix_string_type.
841 (build_objc_string_object): Build varray for combine_strings.
843 2002-04-26 Bo Thorsen <bo@suse.co.uk>
845 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Define for
848 2002-04-26 Neil Booth <neil@daikokuya.demon.co.uk>
850 * cppexp.c (CPP_UMINUS, CPP_UPLUS): New.
851 (HAVE_NO_R_OPERAND): Remove.
852 (HAVE_VALUE): Remove.
853 (op_to_prio): Update.
854 (UNARY): Don't alter flags.
855 (_cpp_parse_expr): want_value used to indicate whether
856 a number or unary operator is expected next. Distinguish
857 unary and binary +/-.
858 (op_as_text): Update for unary operators.
860 2002-04-25 Richard Henderson <rth@redhat.com>
863 * c-parse.in (yyoverflow): New.
865 2002-04-25 Richard Henderson <rth@redhat.com>
868 * c-common.c (shorten_compare): Simplfy conditions leading to
869 the generation of a warning.
871 2002-04-25 Richard Henderson <rth@redhat.com>
874 * expmed.c (extract_bit_field): Fall through to generic code rather
875 than aborting on subreg special case.
877 2002-04-25 David S. Miller <davem@redhat.com>
879 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
882 2002-04-25 Steve Christiansen <smc@us.ibm.com>
884 * doc/md.texi (Machine Constraints): Add IA-64 constraints.
886 2002-04-25 Eric Botcazou <ebotcazou@multimania.com>
888 * c-decl.c (grokdeclarator): Remove outdated ??? note
889 on invalid declaration of flexible array members.
891 2002-04-25 Richard Henderson <rth@redhat.com>
893 * doc/invoke.texi: Document -gdwarf{,-2} vs debug level.
895 2002-04-25 Ulrich Weigand <uweigand@de.ibm.com>
897 * config/s390/s390.c (s390_emit_epilogue): Always restore registers
898 needed by the compiler, even if they are used as global regs.
900 2002-04-25 Matt Hiller <hiller@redhat.com>
902 * mips.c (mips_class_max_nregs, mips_register_move_cost): New
904 * mips.h (CLASS_MAX_NREGS, REGISTER_MOVE_COST): Redefine as calls
905 of the corresponding functions.
906 * mips-protos.h (mips_class_max_nregs, mips_register_move_cost):
909 2002-04-25 Matt Hiller <hiller@redhat.com>
911 * config/mips/mips.h (mips_sw_reg_names): Declare as extern.
913 (ALL_COP_ADDITIONAL_REGISTER_NAMES): New macro.
914 (FIRST_PSEUDO_REGISTER): Redefine considering coprocessor
915 registers, adjust comment accordingly.
916 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
917 reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGISTER_NAMES,
918 DEBUG_REGISTER_NAMES, REG_ALLOC_ORDER): Adjust to include entries
919 for coprocessor registers.
920 (ADDITIONAL_REGISTER_NAMES): Include
921 ALL_COP_ADDITIONAL_REGISTER_NAMES.
923 (COP0_REG_FIRST, COP0_REG_LAST, COP0_REG_NUM,
924 COP2_REG_FIRST, COP2_REG_LAST, COP2_REG_NUM,
925 COP3_REG_FIRST, COP3_REG_LAST, COP3_REG_NUM,
926 COP0_REG_P, COP2_REG_P, COP3_REG_P, ALL_COP_REG_P,
927 COPNUM_AS_CHAR_FROM_REGNUM, COP_REG_CLASS_P): New macros.
929 (mips_char_to_class): Adjust comment to include coprocessor
932 * config/mips/mips.c (coprocessor_operand, coprocessor2_operand):
934 (mips_reg_names, mips_regno_to_class): Include coprocessor
936 (mips_sw_reg_names): Ditto, make non-static.
937 (mips_move_1word): Handle moves to and from coprocessor registers.
938 (mips_move_2words): Handle moves to and from coprocessor
940 (mips_class_max_nregs, mips_register_move_cost): Handle
941 coprocessor register classes.
942 (override_options): Initialize mips_char_to_class and
943 mips_hard_regno_mode_ok properly for coprocessor registers.
945 * config/mips/mips.md (movdi_internal, movdi_internal2,
946 movsi_internal1, movsi_internal2): Add constraint-sets for
947 coprocessor registers.
948 * testsuite/gcc.c-torture/mipscop-1.c: New testcase.
949 * testsuite/gcc.c-torture/mipscop-1.x: Disable above if target
951 * testsuite/gcc.c-torture/mipscop-2.c: New testcase.
952 * testsuite/gcc.c-torture/mipscop-2.x: Disable above if target
954 * testsuite/gcc.c-torture/mipscop-3.c: New testcase.
955 * testsuite/gcc.c-torture/mipscop-3.x: Disable above if target
957 * testsuite/gcc.c-torture/mipscop-4.c: New testcase.
958 * testsuite/gcc.c-torture/mipscop-4.x: Disable above if target
961 * doc/tm.texi: Document feature.
963 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
965 * integrate.c (function_attribute_inlinable_p): Simplify.
966 Check the table pointer is not NULL.
968 2002-04-25 Steven Bosscher <S.Bosscher@student.tudelft.nl>
970 * doc/c-tree.texi: Fix typo in introduction.
972 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
974 * c-common.h (c_common_parse_file): Update.
975 * c-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
976 * c-lex.c (YYDEBUG): Get from c-lex.h.
977 (c_common_parse_file): Update.
978 * c-lex.h (YYDEBUG, yydebug): New.
979 * c-parse.in (YYDEBUG): Get from c-lex.h.
980 (c_set_yydebug): Remove.
981 * c-tree.h (c_set_yydebug): Remove.
982 * langhooks-def.h (lhd_do_nothing_i): New.
983 (lhd_set_yydebug, LANG_HOOKS_SET_YYDEBUG): Remove.
984 (LANG_HOOKS_PARSE_FILE, LANG_HOOKS_INITIALIZER): Update.
985 * langhooks.c (lhd_do_nothing_i): New.
986 (lhd_set_yydebug): Remove.
987 * langhooks.h (struct lang_hooks): Update.
988 * toplev.c (set_yydebug): New.
989 (compile_file): Update call to parse_file hook.
990 (decode_d_option): Update.
992 * objc-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
994 Wed Apr 24 23:45:37 2002 J"orn Rennecke <joern.rennecke@superh.com>
996 * loop.c (load_mems): Don't change the interface of called functions.
998 * calls.c (expand_call): Take current_function_pretend_args_size
999 into account when setting argblock for sibcalls.
1001 2002-04-24 Matt Hiller <hiller@redhat.com>
1003 * cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.
1006 * cpplex.c (skip_line_comment): Process comment one multibyte
1007 character at a time rather than one char at a time, if
1009 (parse_string): Process string one multibyte character at a time
1010 rather than one char at a time, if appropriate.
1011 * c-lex.c (lex_string): Lex and copy multibyte strings
1013 * cpplib.h (cppchar_t): Change to unsigned.
1015 2002-04-24 Richard Henderson <rth@redhat.com>
1018 * c-decl.c (grokdeclarator): Don't pedwarn variable sized arrays
1021 Wed Apr 24 21:51:54 2002 J"orn Rennecke <joern.rennecke@superh.com>
1023 * sh.c (sh_va_arg): If argument was passed by reference,
1024 dereference the pointer.
1026 * sh.h (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
1028 * sh.md (divsi3_i4_media): Use match_operand for input values
1029 rather than hard registers.
1030 (divsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
1031 unnecessarily through hard registers. Keep copies of pseudo
1032 registers outside of the libcall sequence.
1034 * sh.md (casesi_shift_media): Add modes.
1036 * sh.h (RETURN_IN_MEMORY): Return variable size BLKmode
1039 2002-04-24 Neil Booth <neil@daikokuya.demon.co.uk>
1041 * attribs.c (c_common_attribute_table): Move table and handlers
1043 (format_attribute_table, lang_attribute_table,
1044 lang_attribute_common): Remove.
1045 (init_attributes): Replace NULL pointers with pointers to the
1047 (handle_packed_attribute, handle_nocommon_attribute,
1048 handle_common_attribute, handle_noreturn_attribute,
1049 handle_noinline_attribute, handle_always_inline_attribute,
1050 handle_used_attribute, handle_unused_attribute,
1051 handle_const_attribute, handle_transparent_union_attribute,
1052 handle_constructor_attribute, handle_destructor_attribute,
1053 handle_mode_attribute, handle_section_attribute,
1054 handle_aligned_attribute, handle_weak_attribute,
1055 handle_alias_attribute, handle_visibility_attribute,
1056 handle_no_instrument_function_attribute, handle_malloc_attribute,
1057 handle_no_limit_stack_attribute, handle_pure_attribute,
1058 handle_deprecated_attribute, handle_vector_size_attribute,
1059 vector_size_helper): Move to c-common.c.
1060 * c-common.c (c_common_attribute_table,
1061 handle_packed_attribute, handle_nocommon_attribute,
1062 handle_common_attribute, handle_noreturn_attribute,
1063 handle_noinline_attribute, handle_always_inline_attribute,
1064 handle_used_attribute, handle_unused_attribute,
1065 handle_const_attribute, handle_transparent_union_attribute,
1066 handle_constructor_attribute, handle_destructor_attribute,
1067 handle_mode_attribute, handle_section_attribute,
1068 handle_aligned_attribute, handle_weak_attribute,
1069 handle_alias_attribute, handle_visibility_attribute,
1070 handle_no_instrument_function_attribute, handle_malloc_attribute,
1071 handle_no_limit_stack_attribute, handle_pure_attribute,
1072 handle_deprecated_attribute, handle_vector_size_attribute,
1073 vector_size_helper): Move from attribs.c.
1074 * c-common.h (c_common_attribute_table,
1075 c_common_format_attribute_table): New.
1076 * c-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
1077 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
1078 * langhooks-def.h (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
1079 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_ATTRIBUTE_TABLE): New.
1080 (LANG_HOOKS_INITIALIZER): Update.
1081 * langhooks.h (struct lang_hooks): 3 new attribute hooks.
1082 * target-def.h (TARGET_ATTRIBUTE_TABLE): Default to NULL.
1083 * target.h: Update comment.
1084 * tree.c (default_target_attribute_table): Remove.
1085 * tree.h (default_target_attribute_table, format_attribute_table,
1086 lang_attribute_table, lang_attribute_common): Remove.
1088 * objc-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
1089 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
1091 2002-04-24 Jason Merrill <jason@redhat.com>
1093 * dwarf2.h (enum dwarf_attribute): Add DW_AT_GNU_vector.
1094 * dwarf2out.c (dwarf_attr_name): Support it.
1095 (gen_array_type_die): Emit it.
1096 (lookup_type_die): No special handling for VECTOR_TYPE.
1097 (gen_type_die): Hand VECTOR_TYPE off to gen_array_type_die.
1099 2002-04-24 Richard Henderson <rth@redhat.com>
1101 * config/mips/mips.md (movdi_usd): Renumber.
1103 2002-04-24 David S. Miller <davem@redhat.com>
1106 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Return false if
1107 32-bit Sparc and current_function_returns_struct is true.
1109 Wed Apr 24 13:48:25 CEST 2002 Jan Hubicka <jh@suse.cz>
1111 * loop.c (canonicalize_condition): Use gen_int_mode.
1113 2002-04-24 Aldy Hernandez <aldyh@redhat.com>
1115 * config/rs6000/altivec.h: Cleanup file. Add non individual
1137 (vec_vcmpequb): New.
1138 (vec_vcmpequh): New.
1139 (vec_vcmpequw): New.
1140 (vec_vcmpeqfp): New.
1141 (vec_vcmpgefp): New.
1142 (vec_vcmpgtub): New.
1143 (vec_vcmpgtsb): New.
1144 (vec_vcmpgtuh): New.
1145 (vec_vcmpgtsh): New.
1146 (vec_vcmpgtuw): New.
1147 (vec_vcmpgtsw): New.
1148 (vec_vcmpgtfp): New.
1149 (vec_vcmpgefp): New.
1154 (vec_vexptefp): New.
1159 (vec_lde): Add vector float variant.
1164 (vec_vmhaddshs): New.
1186 (vec_vmladduhm): New.
1187 (vec_vmhraddshs): New.
1189 (vec_vmsummbm): New.
1190 (vec_vmsumuhm): New.
1191 (vec_vmsumshm): New.
1192 (vec_vmsumuhs): New.
1193 (vec_vmsumshs): New.
1202 (vec_vnmsubfp): New.
1220 (vec_vrsqrtefp): New.
1231 (vec_vspltisb): New.
1232 (vec_vspltish): New.
1233 (vec_vspltisw): New.
1258 (vec_vsum4ubs): New.
1259 (vec_vsum4sbs): New.
1260 (vec_vsum4shs): New.
1261 (vec_vsum2sws): New.
1272 2002-04-23 Eric Botcazou <ebotcazou@multimania.com>
1275 * fold-const.c (split_tree): Add MINUS_LITP parameter; separate
1276 added literals from substracted literals.
1277 (associate_trees): Don't convert MINUS_EXPR into PLUS_EXPR.
1278 (fold) [associate]: Preserve MINUS_EXPR if needed.
1280 2002-04-23 Zack Weinberg <zack@codesourcery.com>
1282 * doc/install.texi: Clarify which versions of alpha*-dec-osf*
1285 2002-04-23 Tom Tromey <tromey@redhat.com>
1287 * gcc.c: Added --resource. For PR java/6314.
1289 2002-04-23 David O'Brien <obrien@FreeBSD.org>
1291 * cp/g++spec.c: Use profiled libstdc++ and libm with -p/-pg.
1292 * config/freebsd.h (MATH_LIBRARY_PROFILE): Use the _p verions of
1295 2002-04-23 David O'Brien <obrien@FreeBSD.org>
1297 * config/freebsd.h(OBJECT_FORMAT_ELF): Define.
1299 Tue Apr 23 14:24:25 CEST 2002 Jan Hubicka <jh@suse.cz>
1301 * i386.c (ix86_output_addr_diff_elt): Avoid x86_64 binutils bug
1303 (ix86_expand_int_movcc): Avoid x86_64 compilation chrash.
1304 (ix86_expand_clrstr): Fix typo.
1305 * loop.c (gen_load_of_final_value): New.
1306 (loop_givs_rescan, strength_reduce, check_dbra_loop):
1309 2002-04-23 Roger Sayle <roger@eyesopen.com>
1311 * builtins.c (builtin_memset_gen_str): New function.
1312 (expand_builtin_memset): Optimize the case of constant length, but
1315 2002-04-23 Aldy Hernandez <aldyh@redhat.com>
1317 * config/rs6000/altivec.h (vec_step): Remove extraneous
1319 (vec_ctu): Cast return.
1321 2002-04-23 Alan Modra <amodra@bigpond.net.au>
1324 * function.h: (struct function): Add profile_label_no field.
1325 (current_function_profile_label_no): Define.
1326 * function.c: (profile_label_no): New static var.
1327 (expand_function_start): Increment it, and copy to
1328 current_function_profile_label_no.
1329 * output.h (profile_label_no): Delete.
1330 * final.c (profile_label_no): Delete.
1331 (profile_function): Use current_function_profile_label_no.
1332 (final_end_function): Don't increment profile_label_no here.
1333 * config/i386/i386.c (ix86_osf_output_function_prologue): Replace
1334 profile_label_no with current_function_profile_label_no.
1335 * config/pa/pa.c (current_function_number): Delete.
1336 (pa_output_function_prologue): Don't output profile label here.
1337 (hppa_profile_hook): Use label_no param rather than
1338 current_function_number.
1339 (FUNC_BEGIN_PROLOG_LABEL): Move to ..
1340 * config/pa/pa.h: .. here.
1341 (FUNCTION_PROFILER): Output profile label here.
1343 2002-04-22 Eric Christopher <echristo@redhat.com>
1345 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Revert
1346 patch of 2002-04-09 due to binutils issues.
1347 (FUNCTION_ARG_REGNO_P): Ensure even numbered float register.
1349 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
1351 * config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm'
1352 constraint to 'o' for m=r and r=m alternatives.
1353 ("*movv8hi_internal1"): Same.
1354 ("*movv16qi_internal1"): Same.
1355 ("*movv4sf_internal1"): Same.
1357 2002-04-22 Janis Johnson <janis187@us.ibm.com>
1359 * rtl.h (RTX_FLAG): New macro.
1360 * emit-rtl.c (copy_most_rtx): Use macros to access rtx flags.
1361 * final.c (alter_subreg): Use macro to access rtx flag.
1362 * integrate.c (copy_rtx_and_substitute): Use new access macro.
1363 * print-rtl.c (print_rtx): Use new access macro.
1365 * cse.c (insert): Check rtx code before accessing flag.
1367 * genattrtab.c (ATTR_IND_SIMPLIFIED_P, ATTR_CURR_SIMPLIFIED_P,
1368 ATTR_PERMANENT_P, ATTR_EQ_ATTR_P): New.
1369 (attr_hash_add_string, attr_rtx_1, attr_copy_rtx, check_attr_test,
1370 convert_const_symbol_ref, make_canonical, make_alternative_compare,
1371 evaluate_eq_attr, attr_rtx_cost, simplify_test_exp_in_temp,
1372 simplify_test_exp, optimize_attrs, simplify_by_exploding,
1373 find_and_mark_used_attributes, unmark_used_attributes,
1374 add_values_to_cover, simplify_with_current_value,
1375 simplify_with_current_value_aux, clear_struct_flag, walk_attr_value,
1376 copy_rtx_unchanging, main): Use new access macros.
1378 2002-04-22 Tom Rix <trix@redhat.com>
1380 * expmed.c (init_expmed): Generate shifted constant once.
1382 2002-04-22 Zack Weinberg <zack@codesourcery.com>
1384 * c-lex.c (lex_charconst): Call convert to get constant in
1385 proper type; don't just smash the type field.
1388 * config.gcc: Add list of obsolete configurations. Disallow
1389 building these without --enable-obsolete.
1390 * doc/install.texi: Document --enable-obsolete and obsoletion
1391 policy. Mention obsoletion of individual targets in
1394 2002-04-22 Richard Henderson <rth@redhat.com>
1396 * config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
1398 2002-04-22 Mark Mitchell <mark@codesourcery.com>
1401 * function.c (fixup_memory_subreg): Add promoted_mode parameter.
1402 (walk_fixup_memory_subreg): Likewise.
1403 (fixup_var_refs_insn): Adjust accordingly.
1404 (fixup_var_refs_1): Likewise.
1406 2002-04-22 Ulrich Weigand <uweigand@de.ibm.com>
1408 * config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC,
1409 LIBPATH_ARCH64_SPEC): Define.
1410 (EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64.
1411 (STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath.
1412 (LINK_ARCH31_SPEC): Add libpath_arch31 to search path.
1413 (LINK_ARCH64_SPEC): Add libpath_arch64 to search path.
1415 2002-04-22 Joel Sherrill <joel@OARcorp.com>
1417 * gthr-rtems.h: Correct prototypes to remove warnings.
1419 2002-04-22 Richard Henderson <rth@redhat.com>
1422 * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
1424 * gcse.c (free_insn_expr_list_list): New.
1425 (clear_modify_mem_tables): Use it. Fix bit set usage.
1426 (canon_list_insert): Use EXPR_LISTs for expressions.
1427 (record_last_mem_set_info): Factor BLOCK_NUM (insn).
1429 2002-04-22 Neil Booth <neil@daikokuya.demon.co.uk>
1431 * cppfiles.c (_cpp_pop_file_buffer): Return void. Move
1432 file change and include code to _cpp_pop_buffer.
1433 * cpphash.h (struct pending_option): Predeclare.
1434 (struct cpp_reader): New member next_include_file.
1435 (_cpp_pop_file_buffer): Update.
1436 (_cpp_push_next_buffer): Update, rename.
1437 * cppinit.c (cpp_destroy): Free include chain and pending here.
1438 (cpp_finish_options): Simplify.
1439 (_cpp_push_next_buffer): Rename and clean up.
1440 * cpplib.c (cpp_pop_buffer): Move code from _cpp_pop_file_buffer.
1442 * cppmacro.c (cpp_scan_nooutput): Set return_at_eof here.
1444 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
1446 * config/rs6000/altivec.h (vec_xor): Add variant for both args
1447 being vector signed int.
1449 (vec_xor): Add variant for both args being vector signed char.
1450 Remove redundant variant.
1453 2002-04-21 David S. Miller <davem@redhat.com>
1455 * config/sparc/sparc.md (set then compare DI mode peephole2): Fix
1456 compare mode in output RTL.
1458 2002-04-22 David Edelsohn <edelsohn@gnu.org>
1460 * config/rs6000/rs6000.c (rs6000_override_options): Correct
1461 style and formatting of previous patch.
1463 2002-04-22 Alan Modra <amodra@bigpond.net.au>
1465 * config/rs6000/rs6000.c (rs6000_override_options): Always clear
1466 flag_pic for ABI_AIX.
1468 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
1470 * cppexp.c (struct op, parse_number): Replace U_CHAR with uchar.
1471 * cppfiles.c (read_include_file): Similarly.
1472 * cpphash.h (DSC, U_CHAR, ustrcmp, ustrncmp, ustrlen,
1473 uxstrdup ustrchr, ufputs): Similarly.
1474 * cppinit.c (TRIGRAPH_MAP, cpp_destroy): Similarly.
1475 * cpplex.c (parse_slow, unescaped_terminator_p, save_comment,
1476 cpp_ideq, parse_identifier, parse_number): Similarly.
1477 * cpplib.c (struct directive, dequote_string, D, run_directive,
1478 cpp_push_buffer): Similarly.
1479 * cppmacro.c (new_string_token, builtin_macro, cpp_quote_string,
1480 _cpp_create_definition, check_trad_stringification,
1481 cpp_macro_definition): Similarly.
1483 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
1485 * cppmacro.c (funlike_invocation_p): Don't step back
1488 2002-04-21 David Edelsohn <edelsohn@gnu.org>
1490 * config/rs6000/rs6000.c (output_profile_hook): Do not increment
1493 2002-04-20 Joseph S. Myers <jsm28@cam.ac.uk>
1495 * doc/invoke.texi: Remove Chill references.
1496 * doc/gcc.texi: Update last modified date.
1498 2002-04-20 Kazu Hirata <kazu@hxi.com>
1500 * config/h8300/lib1funcs.asm (___mulsi3): Remove unnecessary
1501 push and pop. Replace add.l with add.w.
1503 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
1505 * config/h8300/lib1funcs.asm (___mulsi3): Use hardware
1506 multiply instructions for H8/300H case.
1508 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
1510 * config/h8300/lib1funcs.asm (___cmpsi2, ___ucmpsi2):
1511 Bum three instructions from each routine.
1513 2002-04-20 Neil Booth <neil@daikokuya.demon.co.uk>
1515 * Makefile.in: Update.
1516 * decl.c (push_c_function_context, pop_c_function_context,
1517 mark_c_function_context): Rename for consistency.
1518 * c-objc-common.c (c_objc_common_init): Langhooks set elsewhere.
1519 * c-tree.h (push_c_function_context, pop_c_function_context,
1520 mark_c_function_context): Rename for consistency.
1521 * c-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1522 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
1523 * function.c (init_lang_status, save_lang_status,
1524 restore_lang_status, mark_lang_status, free_lang_status):
1525 Move to langhooks.h.
1526 (push_function_context_to, pop_function_context_from,
1527 free_after_parsing, prepare_function_start, ggc_mark_struct_function):
1529 * function.h (init_lang_status, save_lang_status,
1530 restore_lang_status, mark_lang_status, free_lang_status):
1531 Move to langhooks.h.
1532 * langhooks-def.h (LANG_HOOKS_FUNCTION_INIT,
1533 LANG_HOOKS_FUNCTION_FREE, LANG_HOOKS_FUNCTION_ENTER_NESTED,
1534 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK,
1535 LANG_HOOKS_FUNCTION_INITIALIZER): New.
1536 (LANG_HOOKS_INITIALIZER): Update.
1537 (lhd_do_nothing_f): New.
1538 * langhooks.h (struct lang_hooks_for_functions): New.
1539 (struct lang_hooks): New hooks.
1540 * langhooks.c (lhd_do_nothing_f): New.
1542 * objc-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1543 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
1545 2002-04-19 David S. Miller <davem@redhat.com>
1547 * config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
1548 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise.
1550 2002-04-19 Jakub Jelinek <jakub@redhat.com>
1552 PR optimization/3756
1553 * config/i386/i386.c (ix86_expand_int_movcc): Optimize
1554 x = ((int) y < 0) ? cst1 : cst2.
1556 2002-04-19 Jakub Jelinek <jakub@redhat.com>
1559 * function.c: Reapply patch for c/6358.
1560 (expand_function_end): Copy decl_rtl's mode, not
1561 current_function_return_rtx mode.
1563 2002-04-19 Joel Sherrill <joel@OARcorp.com>
1565 * config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF
1568 2002-04-19 Tom Tromey <tromey@redhat.com>
1570 * doc/install.texi (Specific): Update status of Solaris 2.8.
1573 2002-04-19 Andreas Schwab <schwab@suse.de>
1575 * real.c: Allow sizeof (REAL_VALUE_TYPE) > 2*NE.
1576 (PUT_REAL): Restore old definition.
1578 2002-04-19 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
1579 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1581 * doc/install.texi (Specific, sparc-sun-solaris2*): Mention that
1582 binutils 2.11.2 and higher generate smaller binaries than Sun's
1585 2002-04-19 Mark Mitchell <mark@codesourcery.com>
1588 * toplev.c (rest_of_compilation): Do not defer functions for which
1589 TREE_SYMBOL_REFERENCED has already been set.
1591 Fri Apr 19 15:53:03 CEST 2002 Jan Hubicka <jh@suse.cz>
1593 * i386.md (movsi_1, movhi_1): Force reload to use more flexible
1596 2002-04-19 Neil Booth <neil@daikokuya.demon.co.uk>
1598 * builtins.c: Include langhooks.h.
1599 (lang_type_promotes_to): Remove.
1600 (expand_builtin_va_arg): Use new hook.
1601 * c-common.c (c_common_nodes_and_builtins): Don't set hook.
1602 (simple_type_promotes_to): Move to c-typeck.c.
1603 * c-common.h (simple_type_promotes_to): Remove.
1604 * c-decl.c (duplicate_decls, grokdeclarator): Update.
1605 * c-format.c: Include langhooks.h.
1606 (check_format_types): Update.
1607 * c-tree.h (c_type_promotes_to): New.
1608 * c-typeck.c (c_type_promotes_to): Move from c-common.c.
1609 (type_lists_compatible_p): Update.
1610 * langhooks-def.h (lhd_type_promotes_to): New.
1611 (LANG_HOOKS_TYPE_PROMOTES_TO): New.
1612 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
1613 * langhooks.c (lhd_type_promotes_to): New.
1614 * langhooks.h (struct lang_hooks_for_types): New hook.
1615 * tree.h (lang_type_promotes_to): Remove.
1617 * objc-lang.c (LANG_HOOKS_TYPE_PROMOTES_TO): Redefine.
1619 2002-04-18 Richard Henderson <rth@redhat.com>
1621 * function.c: Revert patch for c/6358.
1623 2002-04-18 Richard Henderson <rth@redhat.com>
1625 * ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN
1626 blocks. Handle multiple references to the TRAP block. Handle
1627 non-adjacent THEN and OTHER blocks.
1629 2002-04-18 Richard Henderson <rth@redhat.com>
1631 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't
1632 crash with no type for by-mode libcalls.
1634 * config/ia64/ia64.md (conditional_trap): Fix predicate polarity.
1636 2002-04-18 Bob Wilson <bob.wilson@acm.org>
1638 * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
1639 __xtensa_nonlocal_goto): Use a syscall instructions to flush
1640 the register windows.
1642 2002-04-18 Zack Weinberg <zack@codesourcery.com>
1644 * real.h: Define REAL_VALUE_TYPE_SIZE as 96 or 160, as
1645 appropriate. Document need for extended precision even when
1646 MAX_LONG_DOUBLE_TYPE_SIZE is smaller. Define REAL_WIDTH here,
1647 based on REAL_VALUE_TYPE_SIZE. Use REAL_WIDTH to size
1648 REAL_VALUE_TYPE. Define CONST_DOUBLE_FORMAT here. Use #error
1649 instead of relying on later syntax error when REAL_WIDTH > 5.
1650 * real.c: Define NE based only on whether or not we have a
1651 full 128-bit extended type (not INTEL_EXTENDED_IEEE_FORMAT).
1652 Require sizeof(REAL_VALUE_TYPE) == 2*NE. Unconditionally
1653 define GET_REAL and PUT_REAL as simple memcpy operations; no
1654 need to byteswap or round.
1655 Use #error instead of #ifdef-ing out the entire file, for
1656 prompt error detection.
1658 * rtl.c, gengenrtl.c: No need to calculate CONST_DOUBLE_FORMAT here.
1660 2002-04-18 David S. Miller <davem@redhat.com>
1662 * config/sparc/sparc.h (BRANCH_COST): Define.
1664 * fold-const.c (BRANCH_COST): Don't provide default here, expr.h
1667 2002-04-18 Hans-Peter Nilsson <hp@bitrange.com>
1669 * flow.c (update_life_info): Ignore return value of cleanup_cfg.
1670 Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in
1671 propagate_block calls after relaxation loop using new variable
1672 stabilized_prop_flags.
1674 2002-04-18 Richard Henderson <rth@redhat.com>
1676 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New.
1677 (ia64_va_arg): Expect variable sized types by reference.
1678 * config/ia64/ia64-protos.h: Update.
1679 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use
1680 ia64_function_arg_pass_by_reference.
1682 2002-04-18 Richard Henderson <rth@redhat.com>
1684 * ifcvt.c: Include except.h.
1685 (block_has_only_trap): Break out from find_cond_trap.
1686 (find_cond_trap): Use it. Always delete the trap block.
1687 (merge_if_block): Allow then block null. Be less simplistic about
1688 what insns can end a block.
1689 * Makefile.in (ifcvt.o): Depend on except.h.
1691 * config/ia64/ia64.md (trap, conditional_trap): New.
1693 2002-04-18 Jakub Jelinek <jakub@redhat.com>
1696 * function.c (assign_parms): Assign hard current_function_return_rtx
1698 (expand_function_end): ...not here.
1700 2002-04-18 Neil Booth <neil@daikokuya.demon.co.uk>
1702 * c-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
1703 * c-tree.h (c_incomplete_type_error): New.
1704 * c-typeck.c (require_complete_type, build_component_ref): Update.
1705 (incomplete_type_error): Rename.
1706 * langhooks-def.h (lhd_incomplete_type_error): New.
1707 (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): New.
1708 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
1709 * langhooks.c (lhd_incomplete_type_error): New.
1710 * langhooks.h (struct lang_hooks_for_types): New hook.
1711 * tree.c (size_in_bytes): Use new hook.
1712 * tree.h (incomplete_type_error): Remove.
1714 * objc-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
1716 2002-04-18 Zack Weinberg <zack@codesourcery.com>
1718 * config/arc/arc.md: Remove #if HOST_FLOAT_FORMAT !=
1719 TARGET_FLOAT_FORMAT blocks.
1721 2002-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1723 * doc/install.texi (Downloading the source): Do not mention Chill
1724 any longer, but mention Ada.
1725 (Configuration): Do not mention Chill any longer.
1727 2002-04-18 Hans-Peter Nilsson <hp@axis.com>
1729 * config/cris/cris.h (TARGET_VERSION): Remove local version number.
1731 Thu Apr 18 17:14:08 CEST 2002 Jan Hubicka <jh@suse.cz>
1733 * i386.h (SSE_FLOAT_MODE_P): Fix bogus conflict resolution
1736 2002-04-18 Jakub Jelinek <jakub@redhat.com>
1738 * fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
1739 instead of unsigned_type.
1741 Thu Apr 18 15:49:12 CEST 2002 Jan Hubicka <jh@suse.cz>
1743 * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
1744 * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
1747 2002-04-18 Bernd Schmidt <bernds@redhat.com>
1749 * attribs.c (vector_type_node_list): New static variable.
1750 (handle_vector_size_attribute): Use it to avoid generating a
1751 new type node each time we are called.
1753 * combine.c (subst): Avoid trying to make a vector mode subreg of
1754 an integer constant.
1755 (gen_lowpart_for_combine): Likewise.
1757 2002-04-18 Roger Sayle <roger@eyesopen.com>
1758 Jakub Jelinek <jakub@redhat.com>
1760 * fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
1761 for integer constant c (if x has unsigned type or sign bit is not
1762 set in c). This folds the zero/sign extension into the bit-wise and
1765 2002-04-18 Jakub Jelinek <jakub@redhat.com>
1768 * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
1771 2002-04-17 NIIBE Yutaka <gniibe@m17n.org>
1773 * config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
1775 2002-04-17 Nick Clifton <nickc@cambridge.redhat.com>
1777 * gcc.c (read_specs): Detect and fail if an attempt is made to
1778 rename a spec string to an already existing string.
1780 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
1782 * config/s390/s390.c (legitimize_pic_address): Do not generate
1783 illegal address constant without CONST.
1785 2002-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1787 * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
1788 * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
1790 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
1792 PR optimization/6305
1793 * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
1794 to make sure previous reloads are taken into account. Generate
1795 better code if one operand is an in-range immediate constant.
1797 2002-04-16 Andrew Haley <aph@cambridge.redhat.com>
1799 * doc/install.texi (Building): libgcj requires GNU make.
1801 2002-04-17 Jakub Jelinek <jakub@redhat.com>
1804 * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
1805 even if hard quad and register is not floating.
1806 (movtf reg<-mem split): Disallow splitting if hard quad and
1807 register is floating.
1808 (movtf mem<-reg split): Likewise.
1809 * config/sparc/sparc.c (fp_register_operand): New predicate.
1810 * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
1812 2002-04-17 Zack Weinberg <zack@codesourcery.com>
1814 * Makefile.in (PROTO_OBJS): Add cppdefault.o.
1815 (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
1816 (unprotoize.o): Ditto. Build from protoize.c. Define
1817 UNPROTOIZE on command line.
1818 * protoize.c: Include cppdefault.h. Delete include_defaults.
1819 (in_system_include_dir): Use cpp_include_defaults (defined in
1821 * unprotoize.c: Delete file.
1823 2002-04-17 Aldy Hernandez <aldyh@redhat.com>
1825 * config/rs6000/altivec.h (vec_ld): Add array variants.
1829 2002-04-17 Alan Matsuoka <alanm@redhat.com>
1830 Aldy Hernandez <aldyh@redhat.com>
1832 * config/rs6000/altivec.h: Define __ALTIVEC__.
1839 Add parentheses to all macro arguments.
1841 2002-04-16 Richard Henderson <rth@redhat.com>
1844 * except.c (remove_eh_handler): Insert inner regions at beginning
1845 of sibling chain. Refactor expressions.
1847 2002-04-16 Richard Henderson <rth@redhat.com>
1849 * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
1850 * config/sparc/sol2-gas-bi.h: New file.
1851 * config.gcc (sparc*-solaris): Add it as needed.
1852 * configure.in (AS_SPARC64_FLAG): Remove check.
1853 * config.in, configure: Regenerate.
1855 * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
1857 2002-04-16 Richard Henderson <rth@redhat.com>
1859 * config/mips/mips.c (override_options): Don't override N32 for
1863 * config/mips/mips.md (can_delay): Split out of existing define_delays.
1864 (HILO_delay): Set can_delay false.
1866 2002-04-16 Dale Johannesen <dalej@apple.com>
1868 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
1869 instruction addresses.
1870 (rs6000_output_function_epilogue): Likewise.
1872 2002-04-16 Paolo Carlini <pcarlini@unitus.it>
1874 * c-parse.in (poplevel, compstmt_start,
1875 compstmt_primary_start): Add ending ';', in accordance
1878 2002-04-16 Richard Henderson <rth@redhat.com>
1880 * config.gcc (sparcv9-solaris): Configure for 64-bit default.
1881 Adjust tm_file order to get TARGET_DEFAULT set properly.
1882 (sparc-solaris): Configure 2.[78] for 64-bit multilibs.
1883 * doc/install.texi (sparc-solaris): Update.
1885 2002-04-16 Dale Johannesen <dalej@apple.com>
1887 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
1888 comparison operands do not match each other or if modes of
1889 conditions do not match result.
1891 2002-04-16 Hartmut Penner <hpenner@de.ibm.com>
1894 * config/s390/s390.md (mulsidi3): Set both subregs of the
1897 2002-04-16 Aldy Hernandez <aldyh@redhat.com>
1899 * config/rs6000/altivec.h (vec_addc): Type check.
1901 2002-04-16 Jakub Jelinek <jakub@redhat.com>
1904 * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
1906 * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
1908 2002-04-15 Richard Henderson <rth@redhat.com>
1910 * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
1911 call_really_used_regs too.
1913 2002-04-15 Richard Henderson <rth@redhat.com>
1915 * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
1917 2002-04-15 David S. Miller <davem@redhat.com>
1919 * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
1922 2002-04-16 Jakub Jelinek <jakub@redhat.com>
1925 * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
1926 CONST_VECTOR is { 0, ... 0 }.
1928 2002-04-15 Loren J. Rittle <ljrittle@acm.org>
1930 * doc/install.texi (Installing GCC: Configuration): Clarify
1931 the only supported ways to configure gcc.
1933 2002-04-15 Roland McGrath <roland@frob.com>
1935 * config.gcc (alpha*-*-gnu*): New target configuration.
1936 * config/alpha/gnu.h: New file for it.
1937 * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
1939 2002-04-16 Mark Mitchell <mark@codesourcery.com>
1941 * c-common.h (STMT_EXPR_NO_SCOPE): New macro.
1942 * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
1943 * tree.h (expand_start_stmt_expr): Update prototype.
1944 * stmt.c (expand_start_stmt_expr): Add has_scope parameter.
1945 * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
1946 on the STMT_EXPR created for the inline function.
1948 2002-04-15 Richard Henderson <rth@redhat.com>
1950 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
1951 config/i386/linux-aout.h, config/i386/linux-oldld.h,
1952 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
1953 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
1954 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
1955 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
1956 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
1957 Define __gnu_linux__, not gnu_linux.
1958 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
1960 2002-04-15 Mark Mitchell <mark@codesourcery.com>
1962 Remove Chill front end.
1963 * gcc.c (default_compilers): Remove Chill entries.
1964 * ch: Remove directory.
1965 * doc/frontends.texi: Remove information about Chill.
1966 * doc/sourcebuild.texi: Likewise.
1967 * doc/standards.texi: Likewise.
1969 2002-04-15 Douglas B Rupp <rupp@gnat.com>
1971 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
1972 (LONGLONG_STANDALONE): Define.
1974 2002-04-15 David S. Miller <davem@redhat.com>
1976 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
1977 Call emit_library_call with LCT_NORMAL.
1978 (sparc_initialize_trampoline): Use LCT_foo instead of
1979 magic constant in emit_library_call invocations.
1980 (sparc64_initialize_trampoline): Likewise.
1981 (sparc_profile_hook): Likewise.
1982 * config/sparc/sparc.md: Likewise.
1984 * config/sparc/sparc.c (sparc_extra_constraint_check):
1985 Fix type of argument 'c'.
1986 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
1989 2002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
1991 * diagnostic.h (output_buffer_state): Redefine.
1992 (output_format_decoder): New macro.
1993 (output_prefixing_rule): Likewise.
1994 (output_line_cutoff): Likewise.
1995 (diagnostic_format_decoder): Adjust.
1996 (diagnostic_prefixing_rule): Likewise.
1997 (diagnostic_line_cutoff): Likewise.
1998 (diagnostic_state): Likewise.
1999 (diagnostic_kind_count): Likewise.
2000 (diagnostic_buffer): Now a macro.
2002 * diagnostic.c (diagnostic_buffer): Remove definition.
2003 (output_is_line_wrapping): Adjust.
2004 (set_real_maximum_length): Likewise.
2005 (output_set_maximum_length): Likewise.
2006 (init_output_buffer): Likewise.
2007 (lhd_print_error_function): Likewise.
2008 (output_do_verbatim): Likewise.
2010 2002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
2012 * cpperror.c (print_location): Don't print include chain
2014 (cpp_begin_message): Update to use DL_ macros.
2015 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
2016 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
2017 cpp_notice, cpp_notice_from_errno): Remove.
2018 (cpp_error, cpp_error_with_line): Update to take a diagnostic
2021 * cppexp.c (CPP_ICE): Remove.
2022 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
2023 lex, integer_overflow, _cpp_parse_expr): Update.
2024 * cppfiles.c (read_include_file, find_include_file,
2025 handle_missing_header, _cpp_read_file, remap_filename): Update.
2026 * cpphash.h (enum error_type): Remove.
2027 (_cpp_begin_message): Update.
2028 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
2029 cpp_handle_option, cpp_post_options): Update.
2030 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
2031 skip_whitespace, parse_identifier, parse_slow, parse_string,
2032 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
2033 cpp_interpret_charconst): Update.
2034 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
2035 lex_macro_node, do_undef, glue_header_name, parse_include,
2036 do_include_common, read_flag, do_line, do_linemarker, do_ident,
2037 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
2038 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
2039 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
2040 _cpp_pop_buffer, do_diagnostic): Update.
2041 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
2042 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
2043 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
2044 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
2045 cpp_notice, cpp_notice_from_errno): Remove.
2046 (cpp_error, cpp_error_with_line): Update to take a diagnostic
2049 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
2050 collect_args, enter_macro_context, save_parameter, parse_params,
2051 _cpp_create_definition, check_trad_stringification,
2052 cpp_macro_definition): Update.
2053 * cppmain.c (cpp_preprocess_file): Update.
2054 * fix-header.c (read_scan_file): Update.
2056 2002-04-14 Andreas Schwab <schwab@suse.de>
2058 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
2060 2002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
2062 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
2064 2002-04-13 Mark Mitchell <mark@codesourcery.com>
2066 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
2069 2002-04-13 Hans-Peter Nilsson <hp@axis.com>
2071 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
2073 2002-04-13 Joel Sherrill <joel@OARcorp.com>
2075 * config/sparc/t-elf: Enable v8 multilibs. Impacts
2076 sparc-elf and sparc-rtems targets.
2078 2002-04-13 Mark Mitchell <mark@codesourcery.com>
2080 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
2081 defined, and __gnu_hurd__ wherever __GNU__ is defined.
2082 * arm/linux-elf.h: Likewise.
2083 * cris/aout.h: Likewise.
2084 * cris/linux.h: Likewise.
2085 * i370/linux.h: Likewise.
2086 * i386/gnu.h: Likewise.
2087 * i386/linux-aout.h: Likewise.
2088 * i386/linux-oldld.h: Likewise.
2089 * i386/linux.h: Likewise.
2090 * i386/linux64.h: Likewise.
2091 * ia64/linux.h: Likewise.
2092 * m68k/linux-aout.h: Likewise.
2093 * m68k/linux.h: Likewise.
2094 * mips/linux.h: Likewise.
2095 * pa/pa-linux.h: Likewise.
2096 * pj/linux.h: Likewise.
2097 * rs6000/sysv4.h: Likewise.
2098 * s390/linux.h: Likewise.
2099 * sh/linux.h: Likewise.
2100 * sparc/linux-aout.h: Likewise.
2101 * sparc/linux.h: Likewise.
2102 * sparc/linux64.h: Likewise.
2103 * xtensa/linux.h: Likewise.
2105 2002-04-13 Richard Sandiford <rsandifo@redhat.com>
2107 * stmt.c (check_unique_operand_names): Expect operand names to
2108 be strings rather than identifiers. Use simple_cst_equal to
2110 (resolve_operand_name_1): Make same identifier to string change here.
2111 * c-parse.in (asm_operand): Convert a named operand into a string.
2112 * cp/parse.y (asm_operand): Likewise.
2114 2002-04-13 Andreas Schwab <schwab@suse.de>
2116 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
2118 2002-04-12 Mark Mitchell <mark@codesourcery.com>
2120 Revert these changes:
2122 2002-04-06 Mark Mitchell <mark@codesourcery.com>
2125 * stor-layout.c (layout_decl): Reset the RTL for the decl.
2127 2002-04-12 Richard Henderson <rth@redhat.com>
2129 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
2130 (sparc*-*-solaris): Clean up header files.
2131 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
2132 and plan on generating 64-bit code.
2133 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
2134 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
2135 * config/sparc/sol2-sld-64.h: Rename ...
2136 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
2137 for AS_SPARC64_FLAG not defined.
2138 * config/sparc/sol2-gld-bi.h: New.
2139 * config/sparc/sol2-sld.h: Remove.
2140 * config/sparc/sol26-sld.h: New.
2141 * config/sparc/sol2.h: Tidy comments.
2142 * doc/install.texi: Document sparc-solaris configury changes.
2144 2002-04-12 Richard Henderson <rth@redhat.com>
2146 * recog.c (offsettable_address_p): Match the logic in adjust_address.
2148 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
2149 in 64-bit mode only. Use only for 32-bit or MEDLOW.
2151 2002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2153 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
2155 Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
2157 * pa.c (pa_can_combine_p): Call extract_insn before calling
2160 2002-04-12 Douglas B Rupp <rupp@gnat.com>
2162 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
2163 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
2164 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
2165 (CPP_PREDEFINES): Handle __declspec.
2166 * config/i386/t-interix (USER_H): Remove.
2168 2002-04-12 DJ Delorie <dj@redhat.com>
2170 * integrate.c (compare_blocks): Make comparisons safe for when
2171 sizeof(int) < sizeof(char *).
2172 (find_block): Likewise.
2174 2002-04-12 Jan Hubicka <jh@suse.cz>
2175 David Edelsohn <edelsohn@gnu.org>
2177 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
2179 (symbol_ref_operand): New.
2180 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
2181 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
2183 2002-04-12 Andreas Schwab <schwab@suse.de>
2185 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
2186 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
2187 overrides the definition in config/svr4.h.
2189 2002-04-12 Eric Norum <eric.norum@usask.ca>
2191 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
2192 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
2193 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
2194 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
2195 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
2196 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
2197 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
2198 definitions to config/rtems.h and make the targets more similar.
2200 Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2202 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
2203 POINTERS_EXTEND_UNSIGNED.
2204 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
2205 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
2207 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
2210 Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
2212 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
2213 depends on TARGET_SHMEDIA, not TARGET_SH5.
2215 2002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
2217 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
2218 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
2220 Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
2222 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
2225 2002-04-12 Andreas Schwab <schwab@suse.de>
2227 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
2229 2002-04-12 Richard Henderson <rth@redhat.com>
2232 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
2234 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
2235 modes spanning multiple hard regs.
2237 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
2239 2002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
2241 * pa.c (pa_output_function_prologue): Don't accumulate the total
2242 number of code bytes when using TARGET_64BIT, or gas, SOM and not
2243 the portable runtime.
2244 (output_deferred_plabels): Handle 64bit plabels.
2245 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
2246 generating pic code using the GAS assembler for object formats that
2247 are not SOM (ie., ELF32 and ELF64).
2248 (output_millicode_call): Check attribute type if attribute length is 28.
2249 Likewise use $PIC_pcrel$0. Only call get_attr_length and
2250 dbr_sequence_length once.
2251 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
2252 dbr_sequence_length once.
2253 * pa.h (TARGET_SOM): Define if not defined.
2254 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
2255 with GAS and not SOM.
2256 (jump, call_internal_reg, call_value_internal_reg): Likewise.
2257 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
2259 2002-04-11 David O'Brien <obrien@FreeBSD.org>
2261 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
2262 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
2263 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
2264 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
2265 elfos.h and dbxelf.h values are fine now.
2266 * config/i386/freebsd.h, config/alpha/freebsd.h
2267 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
2269 2002-04-11 David O'Brien <obrien@FreeBSD.org>
2271 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
2272 or set Acpu or Amachine. Reformat.
2273 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
2275 (LINK_SPEC): Do not need to undef.
2276 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
2277 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
2278 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
2280 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
2281 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
2282 (LINK_SPEC): Do not need to undef.
2283 (DONT_USE_BUILTIN_SETJMP): Do not define.
2284 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
2285 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
2286 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
2287 Remove trailing spaces.
2288 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
2289 __ELF__, or set Acpu or Amachine. Reformat.
2290 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
2293 2002-04-11 David O'Brien <obrien@FreeBSD.org>
2295 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
2296 all other *-*-freebsd* targets.
2298 2002-04-11 Richard Henderson <rth@redhat.com>
2300 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
2302 2002-04-11 David O'Brien <obrien@FreeBSD.org>
2304 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
2305 Include {cpu}/{cpu}.h thru tm_file.
2306 (alpha*-*-linux*ecoff): Remove target.
2307 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
2308 (LINK_SPEC): Remove, is not OS independent.
2309 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
2310 (LINK_SPEC): Do not need to #undef any longer.
2311 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
2313 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
2315 (LINK_SPEC): Moved here from alpha/elf.h.
2316 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
2318 * config/alpha/linux-ecoff.h: Remove.
2319 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
2320 (CPP_SPEC): Define _POSIX_SOURCE as needed.
2321 (CPP_SUBTARGET_SPEC): Do not define.
2322 (LINK_SPEC): Do not need to #undef any longer.
2323 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
2324 * config/alpha/vms.h: Likewise.
2326 2002-04-11 Richard Sandiford <rsandifo@redhat.com>
2328 * doc/extend.texi: Remove old claim that typedefs cannot have
2329 an alignment attribute.
2331 2002-04-11 Jakub Jelinek <jakub@redhat.com>
2333 PR optimization/6177
2334 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
2335 bitpos is 0 and bitsize CONCAT size.
2337 2002-04-11 Jakub Jelinek <jakub@redhat.com>
2340 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
2342 2002-04-10 David O'Brien <obrien@FreeBSD.org>
2344 * config/alpha/freebsd.h: Minor reformatting.
2345 (CPP_SPEC): Define ELF and add cpp_subtarget.
2346 (ASM_SPEC): No longer needed.
2348 2002-04-11 Richard Henderson <rth@redhat.com>
2350 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
2351 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
2352 (dimode mem/zero splitter): New.
2354 2002-04-11 Hans-Peter Nilsson <hp@axis.com>
2356 * config/cris/cris.c (cris_override_options): Tweak error message
2357 for PIC not implemented.
2359 * config/cris/cris.h: Tweak comments related to parameter-passing.
2361 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
2363 2002-04-10 Richard Henderson <rth@redhat.com>
2365 * except.c (add_ehl_entry): Allow duplicates after landing pad
2368 2002-04-10 David Edelsohn <edelsohn@gnu.org>
2370 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
2372 2002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
2374 * c-decl.c (c_init_decl_processing): Move generation of
2375 decls for g77_integer_type_node and friends from here ...
2376 * c-common.c (c_common_nodes_and_builtins): ... to here.
2378 2002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
2380 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
2381 is only used as frame pointer when frame_pointer_needed is true.
2383 2002-04-10 Richard Earnshaw <rearnsha@arm.com>
2386 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
2387 for the fact that the pool entry uses two words.
2388 (movdf_hard_insn): Similarly. Also, ADR instruction can span
2390 (movdf_soft_insn): Similarly.
2391 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
2392 for the fact that the pool entry uses three words.
2394 2002-04-10 Richard Sandiford <rsandifo@redhat.com>
2396 * config/mips/mips.c (mips_va_arg): When using the struct version
2397 of the EABI va_list, allow arguments in the register save area to
2398 take up less room than a stack argument.
2400 2002-04-10 Richard Henderson <rth@redhat.com>
2402 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
2403 if EXPAND_INITIALIZER.
2405 2002-04-09 Richard Henderson <rth@redhat.com>
2407 * config/alpha/alpha.md (movdi_er_maybe_g): New.
2408 * config/alpha/alpha.c (alpha_expand_mov): Use it.
2410 2002-04-10 Alan Modra <amodra@bigpond.net.au>
2412 PR optimization/6233
2413 * rtlanal.c (pure_call_p): New function.
2414 * rtl.h (pure_call_p): Declare.
2415 * loop.c (prescan_loop): Use it to set has_nonconst_call.
2416 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
2418 2002-04-09 Eric Christopher <echristo@redhat.com>
2420 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
2421 information to .comm directive.
2423 2002-04-09 Richard Henderson <rth@redhat.com>
2426 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
2428 2002-04-09 Richard Henderson <rth@redhat.com>
2430 * basic-block.h (flow_delete_block_noexpunge): Declare.
2431 (expunge_block_nocompact): Declare.
2432 * cfg.c (expunge_block_nocompact): Split out from ...
2433 (expunge_block): ... here.
2434 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
2435 (flow_delete_block_noexpunge): Split out from ...
2436 (flow_delete_block): ... here.
2437 * cfgcleanup.c (delete_unreachable_blocks): Compact while
2438 removing dead blocks.
2439 * except.c (exception_handler_labels): Remove.
2440 (exception_handler_label_map): New.
2441 (struct eh_region): Add aka member.
2442 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
2443 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
2444 (for_each_eh_label, for_each_eh_label_1): New.
2445 (init_eh): Register exception_handler_label_map.
2446 (free_eh_status): Use free_region.
2447 (find_exception_handler_labels): Use the map, not the list.
2448 (remove_exception_handler_label): Likewise.
2449 (maybe_remove_eh_handler): Likewise.
2450 (remove_eh_handler): Use the region aka bitmap.
2451 * except.h (exception_handler_labels): Remove.
2452 (for_each_eh_label): Declare.
2453 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
2454 * loop.c (invalidate_loops_containing_label): New.
2455 (find_and_verify_loops): Use it. Use for_each_eh_label.
2456 * sched-rgn.c (is_cfg_nonregular): Use
2457 current_function_has_exception_handlers.
2459 2002-04-09 Richard Henderson <rth@redhat.com>
2461 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
2462 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
2463 Do not return changed status.
2464 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
2465 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
2466 New functions that do return changed status.
2467 * sbitmap.h: Update decls.
2468 * gcse.c, lcm.c: Use _cg functions as needed.
2470 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
2472 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
2473 (sh64-*-elf*, sh-*-rtemself*): Likewise.
2474 * config/sh/embed_bb.c: New file.
2475 * config/sh/embed-elf.h: New file.
2476 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
2477 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
2478 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
2480 (SUBTARGET_CPP_PTR_SPEC): Don't define.
2481 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
2482 Add subtarget_asm_endian_spec.
2483 (ASM_SPEC): Use subtarget_asm_endian_spec.
2484 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
2485 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
2486 (WCHAR_UNSIGNED): Define.
2487 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
2488 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
2489 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
2491 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
2492 (sh_adjust_cost): Likewise.
2493 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
2495 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
2496 (WCHAR_TYPE_SIZE): Likewise.
2497 (ASM_SPEC): Use subtarget_asm_endian_spec.
2498 (SH_ELF_WCHAR_TYPE): #undef/ #define.
2499 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
2500 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
2501 (MAX_WCHAR_TYPE_SIZE): Don't #define .
2502 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
2503 (USER_LABEL_PREFIX): Don't #undef /#define .
2504 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
2505 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
2506 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
2507 (ASM_SPEC): Likewise.
2508 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
2509 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
2510 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
2511 (LIB2FUNCS_EXTRA): Define.
2512 * t-sh64 (LIB2FUNCS_EXTRA): Define.
2513 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
2514 (LIB1ASMFUNCS_CACHE): Define.
2515 (LIB2FUNCS_EXTRA): Redefine empty.
2517 2002-04-08 Richard Henderson <rth@redhat.com>
2519 * reorg.c (get_branch_condition): Use reversed_comparison_code.
2521 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2523 * config/m68hc11/larith.asm (__map_data_section): Fix condition
2524 and optimize for size.
2525 (__do_global_ctors): Fix pointer comparison.
2526 (__do_global_dtors): Likewise.
2528 2002-04-09 David S. Miller <davem@redhat.com>
2530 * config/sparc/sparc.c (sparc_extra_constraint_check): New
2531 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
2532 allow reloading pseudos.
2533 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
2534 * config/sparc/sparc-protos.h: Declare it.
2536 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
2537 unsigned comparison warning.
2538 (output_restore_regs): Mark leaf_function as unused.
2540 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2542 * expr.c (is_aligning_offset): New function.
2543 (expand_expr, case COMPONENT_EXPR): Call it.
2545 2002-04-08 David S. Miller <davem@redhat.com>
2548 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
2550 Make init_priority work on Sparc when using GNU ld.
2551 * config/sparc/linux.h, config/sparc/linux64.h,
2552 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
2553 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
2554 * config/sparc/sol2-gld.h: New file to do the same.
2555 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
2556 sparc/sol2-gld.h to tm_file.
2558 PR optimization/4328
2559 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
2560 * doc/md.texi: Document it.
2561 * config/sparc/sparc.md (movdi_insn_sp64_novis,
2562 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
2563 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
2564 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
2565 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
2567 2002-04-08 Andreas Jaeger <aj@suse.de>
2569 * stmt.c (expand_asm_operands): Revert last patch from Richard
2572 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2574 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
2575 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
2577 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2579 * doc/contrib.texi (Contributors): Add David O'Brien.
2581 2002-04-08 Alan Modra <amodra@bigpond.net.au>
2583 * configure.in (auto-build.h): Use target_alias and build_alias
2584 when running configure.
2585 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
2586 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
2587 * configure: Regenerate.
2589 2002-04-07 David S. Miller <davem@redhat.com>
2591 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
2593 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
2596 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
2597 generating 32-bit pic code.
2599 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
2601 * cppinit.c (cpp_create_reader): Initialize
2602 discard_comments_in_macro_exp.
2603 (COMMAND_LINE_OPTIONS): Add "-CC" option.
2604 (cpp_handle_option): Handle "-CC" option.
2605 * cpplex.c (save_comment): If saving a C++ comment in
2606 a directive, convert it to a C comment.
2607 (_cpp_lex_direct): Pass second comment start character to
2608 save_comment to indicate comment type.
2609 * cpplib.c (_cpp_handle_directive): If processing
2610 a "#define" directive and discard_comments_in_macro_exp
2611 is false, re-enable saving of comments.
2612 (lex_macro_node): If discard_comments_in_macro_exp is false,
2613 discard any comments before the macro identifier.
2614 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
2616 * cppmacro.c (cpp_get_token): If expanding a macro while
2617 processing a directive, discard any comments we might encounter.
2618 (parse_params): If discard_comments_in_macro_exp is false,
2619 ignore comments in the macro parameter list.
2620 * gcc.c (cpp_unique_options): Add "-CC" option.
2621 (option_map): Map "--comments-in-macros" to "-CC".
2622 * doc/cppopts.texi: Document "-CC" option.
2623 * f/lang-specs.h: Add "-CC" option.
2624 * testsuite/gcc.dg/cpp/maccom1.c: New test.
2625 * testsuite/gcc.dg/cpp/maccom2.c: New test.
2626 * testsuite/gcc.dg/cpp/maccom3.c: New test.
2627 * testsuite/gcc.dg/cpp/maccom4.c: New test.
2628 * testsuite/gcc.dg/cpp/maccom5.c: New test.
2629 * testsuite/gcc.dg/cpp/maccom6.c: New test.
2631 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
2634 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
2636 2002-04-06 Mark Mitchell <mark@codesourcery.com>
2639 * stor-layout.c (layout_decl): Reset the RTL for the decl.
2642 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
2643 RTX_UNCHANGING_P for the functions arguments when a tail call
2646 2002-04-06 Jason Merrill <jason@redhat.com>
2648 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
2649 (parse_options_and_default_flags): Set them appropriately.
2650 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
2652 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
2654 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
2657 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
2660 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
2661 types come in by-reference. Fix typo in comment.
2663 2002-04-05 David S. Miller <davem@redhat.com>
2665 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
2666 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
2667 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
2668 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
2670 2002-04-05 David S. Miller <davem@redhat.com>
2672 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
2673 are not going to emit return instructions, emit at least a nop
2674 for the sake of sane backtraces.
2676 2002-04-05 Richard Henderson <rth@redhat.com>
2678 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
2680 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
2682 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
2684 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
2686 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
2687 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
2688 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
2690 2002-04-05 Andreas Schwab <schwab@suse.de>
2692 * c-convert.c: Include c-common.h.
2693 * Makefile.in (c-convert.o): Updated.
2695 2002-04-05 Jakub Jelinek <jakub@redhat.com>
2697 * mklibgcc.in: Use separate libgcc.map for each multilib.
2698 * Makefile.in (distclean): Don't remove libgcc.map here.
2700 2002-04-05 Jakub Jelinek <jakub@redhat.com>
2702 * Makefile.in (s-mlib): Handle --disable-multilib by separate
2703 genmultilib invocation.
2705 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
2707 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
2708 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
2709 to num_gprs for symmetry.
2710 * config/mips/mips.c: Adjust accordingly.
2712 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
2714 * c-common.c (truthvalue_conversion): Rename, update.
2715 * c-common.h (c_common_truthvalue_conversion): New.
2716 * c-convert.c (convert): Update.
2717 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
2718 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
2719 * c-typeck.c (build_binary_op, build_unary_op,
2720 build_conditional_expr): Update.
2721 * fold-const.c (constant_boolean_node, fold): Use langhook.
2722 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
2723 * langhooks.h (struct lang_hooks): New hook.
2724 * stmt.c (expand_decl_cleanup): Use langhook.
2725 * tree.h (truthvalue_conversion): Remove.
2727 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
2729 2002-04-05 Alan Modra <amodra@bigpond.net.au>
2731 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
2732 Add rules to make null object file.
2734 2002-04-04 Jim Blandy <jimb@redhat.com>
2736 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
2737 macro formal parameter names.
2739 2002-04-04 David S. Miller <davem@redhat.com>
2741 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
2743 2002-04-04 Richard Henderson <rth@redhat.com>
2746 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
2747 Support copies into and out of memory. Don't accept allows_reg
2748 and allows_mem as gospel.
2750 2002-04-04 Richard Henderson <rth@redhat.com>
2753 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
2754 (write_dependence_p): Likewise.
2756 2002-04-04 Richard Henderson <rth@redhat.com>
2758 * predict.c (estimate_bb_frequencies): Do frequency calculation
2759 with a volatile temporary.
2761 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
2763 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
2765 2002-04-04 Jakub Jelinek <jakub@redhat.com>
2768 * final.c (final_start_function): Don't bump profile_label_no here...
2769 (final_end_function): ...but here.
2771 2002-04-04 Jakub Jelinek <jakub@redhat.com>
2773 * config/sparc/sparc.md (pic): New attribute.
2774 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
2776 (split after do_builtin_setjmp_setup): New.
2778 2002-04-04 Jakub Jelinek <jakub@redhat.com>
2781 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
2784 2002-04-04 Jakub Jelinek <jakub@redhat.com>
2786 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
2787 UNITS_PER_WORD for zero sized aggregates.
2789 2002-04-03 David S. Miller <davem@redhat.com>
2791 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
2792 one-character spec for this, just use %(link_gcc_c_sequence).
2794 2002-04-03 David S. Miller <davem@redhat.com>
2796 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
2799 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
2801 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
2802 (DWARF_FRAME_RETURN_COLUMN): Move.
2803 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2804 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
2805 * pa.c (except.h, predict.h): Include.
2807 (store_reg_modify, set_reg_plus_d): Revise prototypes.
2808 (output_ascii): Add cast.
2809 (store_reg_modify): Revise to add frame notes.
2810 (set_reg_plus_d): Likewise.
2811 (compute_frame_size): Include space for eh data registers in frame if
2812 the current function calls eh_return.
2813 (hppa_expand_prologue): Ensure register %r2 is saved if the current
2814 function calls eh_return. Save eh data registers if the current
2815 function calls eh_return. Fix code to add frame notes. Emit
2816 blockage to prevent insns with frame notes being scheduled in the
2817 delay slot of calls.
2818 (hppa_expand_epilogue): Restore eh data registers and do final stack
2819 adjustment if the current function calls eh_return. Don't add frame
2821 (output_call): Revise for change in length of call insn. Don't do
2822 return pointer adjustment for an unconditional jump in the delay slot
2823 of a call when using frame notes.
2824 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
2825 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
2826 (ARG_POINTER_CFA_OFFSET): Define.
2827 * pa.md (return_external_pic): New pattern.
2828 (prologue): Correct formatting. Use return_external_pic if current
2829 function calls eh_return.
2830 (call_internal_symref, call_value_internal_symref,
2831 sibcall_internal_symref, sibcall_value_internal_symref): Change default
2832 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
2834 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
2836 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
2837 list of targets to check using "nop" insn.
2838 * configure: Rebuilt.
2840 2002-04-04 Alan Modra <amodra@bigpond.net.au>
2842 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
2844 2002-04-03 David S. Miller <davem@redhat.com>
2846 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
2847 library sequence passed to the linker.
2848 (LINK_COMMAND_SPEC): Use it.
2849 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
2850 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
2851 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
2853 2002-04-03 Jason Merrill <jason@redhat.com>
2855 * except.c (struct eh_status): Remove protect_list.
2856 (begin_protect_partials, end_protect_partials): Remove.
2857 (add_partial_entry): Remove.
2858 * except.h: Remove prototypes.
2860 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
2861 expand_decl_cleanup_eh.
2864 * tree.h (CLEANUP_EH_ONLY): New macro.
2865 * stmt.c (expand_decl_cleanup_eh): New fn.
2866 (expand_cleanups): Check CLEANUP_EH_ONLY.
2867 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
2868 Use expand_decl_cleanup_eh.
2869 (expand_stmt): Adjust.
2870 * c-common.h: Adjust prototype.
2872 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
2874 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
2875 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
2876 (cris_target_asm_function_epilogue): Ditto.
2877 (cris_initial_frame_pointer_offset): Ditto.
2878 (cris_simple_epilogue): Ditto.
2879 (cris_expand_builtin_va_arg): Variable-size types come in
2882 2002-04-03 David S. Miller <davem@redhat.com>
2884 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
2886 (set_fast_math): Correct 'fsr' type.
2888 2002-04-03 Richard Henderson <rth@redhat.com>
2891 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
2892 * toplev.c (check_global_declarations): Use it.
2893 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
2894 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
2895 (LANG_HOOKS_DECLS): Add it.
2896 * langhooks.c (lhd_warn_unused_global_decl): New.
2897 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
2898 * c-objc-common.c (c_warn_unused_global_decl): New.
2899 * c-tree.h (c_warn_unused_global_decl): Declare.
2900 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
2902 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
2904 * langhooks-def.h (lhd_set_decl_assembler_name,
2905 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
2906 (LANG_HOOKS_INITIALIZER): Update.
2907 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
2908 * langhooks.h (struct lang_hooks): New hook.
2909 * tree.c (set_decl_assembler_name): Move to langhooks.c.
2910 (lang_set_decl_assembler_name): Remove.
2911 (init_obstacks): Don't set hook.
2912 (decl_assembler_name): New function.
2913 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
2914 (decl_assembler_name): New.
2915 (lang_set_decl_assembler_name): Remove.
2917 2002-04-03 Jakub Jelinek <jakub@redhat.com>
2919 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
2920 works properly with .hidden symbols.
2921 * configure: Rebuilt.
2922 * config.in: Rebuilt.
2923 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
2924 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
2925 properly with .hidden symbols.
2927 2002-04-03 Jakub Jelinek <jakub@redhat.com>
2930 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
2933 2002-04-03 Richard Henderson <rth@redhat.com>
2936 * sched-rgn.c (sets_likely_spilled): New.
2937 (sets_likely_spilled_1): New.
2938 (add_branch_dependences): Use it.
2940 2002-04-02 Richard Henderson <rth@redhat.com>
2943 * loop.h (LOOP_FIRST_PASS): New.
2944 * loop.c (strength_reduce): Mind it when deciding to unroll.
2945 * toplev.c (rest_of_compilation): Set it.
2947 2002-04-02 David S. Miller <davem@redhat.com>
2949 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
2950 mems_ok_for_ldd_peep when the order of the loads being examined
2952 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
2953 existing comment to increase comprehension of this situation.
2955 2002-04-02 Zack Weinberg <zack@codesourcery.com>
2957 * config/sh/sh.md: Don't use union real_extract.
2959 2002-04-02 Richard Henderson <rth@redhat.com>
2961 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
2963 2002-04-02 David O'Brien <obrien@FreeBSD.org>
2965 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
2966 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
2967 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
2968 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
2969 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
2970 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
2971 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
2972 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
2973 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
2974 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
2975 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
2976 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
2977 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
2978 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
2979 Include as many configury headers via tm_file as possible. This
2980 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
2981 * config/openbsd-oldgas.h: New file.
2982 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
2983 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
2984 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
2985 config/i386/i386-coff.h, config/i386/i386-interix.h,
2986 config/i386/iscdbx.h, config/i386/linux-aout.h,
2987 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
2988 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
2989 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
2990 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
2991 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
2992 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
2993 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
2994 config/i386/vxi386.h: Do not directly include configury headers.
2995 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
2996 Directly include configury headers that are no longer automatically
2997 included by the above headers.
2998 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
2999 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
3000 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
3001 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
3002 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
3003 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
3004 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
3005 (TARGET_VERSION): Define.
3006 * config/i386/beos-elf.h, config/i386/freebsd.h,
3007 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
3008 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
3009 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
3010 config/i386/sco5.h, config/i386/sysv4.h
3011 (TARGET_VERSION): Do not need to protect.
3012 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
3013 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
3014 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
3015 config/i386/i386-interix.h, config/i386/linux-aout.h,
3016 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
3017 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
3018 (YES_UNDERSCORES): Do not define - not needed.
3019 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
3020 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
3021 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
3022 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
3023 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
3024 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
3025 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
3026 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
3028 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
3029 Richard Henderson <rth@redhat.com>
3032 * function.c (assign_temp): Accept either type or decl argument.
3033 Detect variables whose size is too large to fit into an integer.
3034 * stmt.c (expand_decl): Pass the decl, not the type.
3036 2002-04-02 David O'Brien <obrien@FreeBSD.org>
3038 * protoize.c: Match include directory usage with cppdefault.c.
3040 2002-04-03 Jeffrey A Law (law@redhat.com)
3041 Hans-Peter Nilsson <hp@bitrange.com>
3043 * combine.c (simplify_comparison): Avoid narrowing a comparison
3044 with a paradoxical subreg when doing so would drop signficant bits.
3046 2002-04-02 Steve Ellcey <sje@cup.hp.com>
3048 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
3049 if POINTERS_EXTEND_UNSIGNED is defined.
3051 2002-04-02 Richard Henderson <rth@redhat.com>
3054 * local-alloc.c (contains_replace_regs): LO_SUM may contain
3057 2002-04-02 Richard Henderson <rth@redhat.com>
3059 * doc/standards.texi: Document required freestanding libc entry points.
3061 2002-04-02 Alan Modra <amodra@bigpond.net.au>
3063 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
3064 associated splitter. Remove MQ constraint.
3065 (ctrdi_internal4): Correct CCmode clobber.
3067 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
3069 * milli64.S ($$dyncall): New function.
3070 * t-linux (LIB1ASMFUNCS): Revise module list.
3071 (LIB1ASMSRC): Use pa/milli64.S.
3073 2002-04-02 Richard Henderson <rth@redhat.com>
3075 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
3076 rename solaris_sys_varargs_h.
3078 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3080 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
3081 the same mode as its component.
3083 2002-04-02 Richard Henderson <rth@redhat.com>
3086 * final.c (this_is_asm_operands): Export.
3087 * output.h (this_is_asm_operands): Declare.
3088 * config/i386/i386.c (print_operand): Error odd asm operands.
3090 2002-04-02 Richard Henderson <rth@redhat.com>
3093 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
3095 2002-04-01 Richard Henderson <rth@redhat.com>
3098 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
3099 * fixinc/fixincl.x: Rebuild.
3101 2002-04-01 Richard Henderson <rth@redhat.com>
3103 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
3104 (atomic_alloc, atomic_free): New.
3105 (SIZE, MASK_FOR, PTR_IN): New.
3106 (emergency_reg_state, emergency_reg_state_free): New.
3107 (emergency_labeled_state, emergency_labeled_state_free): New.
3108 (reg_state_alloced, labeled_state_alloced): New.
3109 (alloc_reg_state, free_reg_state): New.
3110 (alloc_label_state, free_label_state, free_label_states): New.
3111 (push, pop, dup_state_stack, free_state_stack): Use them.
3112 (desc_label_state): Likewise.
3113 (uw_frame_state_for): Free label states and state stack.
3114 (uw_update_reg_address): Eliminate warnings.
3116 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
3118 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
3119 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
3121 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
3123 * c-decl.c (grokdeclarator): Update.
3124 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
3125 * c-tree.h (c_mark_addressable): New.
3126 * c-typeck.c (default_function_array_conversion, build_unary_op,
3127 build_array_ref, convert_for_assignment): Update.
3128 (mark_addressable): Rename.
3129 * calls.c (try_to_integrate, expand_call): Use langhook.
3130 * expr.c (expand_expr): Use langhook.
3131 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
3132 * langhooks.h (struct lang_hooks): New hook.
3133 * stmt.c (expand_asm_operands): Use langhook.
3134 * tree.h (mark_addressable): Remove.
3136 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
3138 2002-04-01 Bob Wilson <bob.wilson@acm.org>
3140 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
3143 2002-04-01 Bob Wilson <bob.wilson@acm.org>
3145 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
3146 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
3148 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
3150 * c-common.c (unsigned_conversion_warning, convert_and_check,
3151 unsigned_type, signed_type, shorten_compare,
3152 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
3153 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
3154 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
3156 * c-decl.c (grokdeclarator): Update.
3157 * c-format.c (check_format_types): Update.
3158 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
3159 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
3160 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
3161 * convert.c (convert_to_integer): Use new hooks.
3162 * expmed.c (make_tree): Use new hooks.
3163 * expr.c (store_expr): Use new hooks.
3164 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
3165 all_ones_mask_p, unextend, fold): Use new hooks.
3166 * langhooks.h (struct lang_hooks_for_types): New hooks.
3167 * tree.h (signed_or_unsigned_type, signed_type,
3168 unsigned_type): Remove.
3170 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
3171 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
3173 2002-03-31 Richard Henderson <rth@redhat.com>
3175 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
3176 (desc_frgr_mem): Fix reference to f16-f31.
3178 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3180 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
3181 RTVEC_ELT): Const-ify.
3182 * varray.h (VARRAY_CHECK): Const-ify.
3183 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
3184 ggc_mark_rtvec, ggc_mark): Const-ify.
3186 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
3188 * diagnostic.c: Include langhooks-def.h.
3189 * Makefile.in (diagnostic.o): Update.
3191 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
3193 * c-common.c (c_unsafe_for_reeval): Rename.
3194 * c-common.h (c_unsafe_for_reeval): Rename.
3195 * c-decl.c (finish_incomplete_decl): Rename.
3196 (c_init_decl_processing): Don't set langhook.
3197 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
3198 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
3199 * c-objc-common.c (c_objc_common_init): Don't set langhook.
3200 * c-tree.h (finish_incomplete_decl): Rename.
3201 * langhooks-def.h (lhd_unsafe_for_reeval): New.
3202 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
3203 (LANG_HOOKS_INITIALIZER): Update.
3204 * langhooks.c (lhd_unsafe_For_reeval): New.
3205 * langhooks.h (struct langhooks): New hooks.
3206 * toplev.c (incomplete_decl_finalize_hook): Remove.
3207 (wrapup_global_declarations): Update.
3208 * tree.c (lang_unsafe_for_reeval): Remove.
3209 (unsafe_for_reeval): Update.
3210 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
3213 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
3214 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
3216 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
3218 * diagnostic.c (print_error_function): Remove.
3219 (default_print_error_function): Rename.
3220 (report_error_function): Update.
3221 * diagnostic.h (print_error_function): Remove.
3222 (default_print_error_function): Remove.
3223 * langhooks-def.h (struct diagnostic_context): Predeclare.
3224 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
3225 (LANG_HOOKS_INITIALIZER): Update.
3226 * langhooks.h (struct diagnostic context): Predeclare.
3227 (struct lang_hooks): New hook.
3229 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3231 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
3232 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
3234 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
3235 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
3236 of PIC_OFFSET_TABLE_REGNUM thruout.
3237 * config/rs6000/rs6000.md: Likewise.
3238 * config/rs6000/darwin.h: Likewise.
3240 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3242 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
3243 unsigned HOST_WIDE_INT, not unsigned int.
3245 2002-03-31 Jakub Jelinek <jakub@redhat.com>
3247 PR middle-end/6096, middle-end/6098, middle-end/6099
3248 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
3250 (fill_slots_from_thread): Likewise.
3252 2002-03-31 Jakub Jelinek <jakub@redhat.com>
3254 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
3255 floating fields in float regs.
3256 (function_arg_record_value_2): Likewise.
3258 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
3260 * config/mmix/mmix.md (define_constants): Remove misleading
3261 FIXME. Add MMIX_fp_rO_OFFSET.
3262 ("nonlocal_goto_receiver"): Don't have stack-frame address of
3263 saved rO as part of the pattern. Remove FIXME.
3264 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
3265 here, at output-time.
3267 2002-03-31 Jakub Jelinek <jakub@redhat.com>
3270 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
3272 (output_v9branch): Likewise.
3274 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
3276 * gcc.c: Revert previous patch for now.
3277 * config/i386/djgpp.h: Likewise.
3279 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
3281 * config/mmix/crti.asm (_init): Register _fini with atexit.
3282 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
3284 2002-03-31 Richard Henderson <rth@redhat.com>
3287 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
3288 (ASM_OUTPUT_DEF_FROM_DECLS): New.
3290 2002-03-31 Richard Henderson <rth@redhat.com>
3292 * libgcc2.c (__bb_exit_func): Make static.
3294 * config/alpha/alpha.md (trap): New.
3296 2002-03-31 Richard Henderson <rth@redhat.com>
3298 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
3299 promoted argument types; build trap.
3300 (expand_builtin_trap): New.
3301 (expand_builtin): Use it.
3302 * stmt.c (expand_nl_goto_receivers): Likewise.
3303 * expr.h (expand_builtin_trap): Declare.
3304 * libfuncs.h (LTI_abort, abort_libfunc): New.
3305 * optabs.c (init_optabs): Init abort_libfunc.
3307 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
3309 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
3310 (LINK_COMMAND_SPEC): ... from here.
3311 (init_gcc_specs): Duplicate it here too, omitting
3312 shared_name in the second copy.
3313 (init_spec): Test for duplicate
3314 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
3316 2002-03-30 David S. Miller <davem@redhat.com>
3318 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3319 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
3321 2002-03-30 Roger Sayle <roger@eyesopen.com>
3322 Richard Henderson <rth@redhat.com>
3324 * regmove.c (combine_stack_adjustments_for_block): Avoid
3325 emitting a stack adjustment of zero bytes. Let delete_insn
3328 2002-03-30 Richard Henderson <rth@redhat.com>
3330 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
3331 (sparc_emitting_epilogue): New.
3332 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
3333 * config/sparc/sparc-protos.h: Update.
3334 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
3335 (TARGET_SWITCHES): Update.
3336 * config/sparc/sparc.md (return): Remove.
3337 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
3338 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
3339 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
3340 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
3341 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
3342 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
3343 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
3344 Remove MASK_EPILOGUE.
3345 * doc/invoke.texi: Update.
3347 2002-03-30 Daniel Berlin <dan@dberlin.org>
3349 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
3350 CPP will start the file for us.
3352 2002-03-30 Richard Henderson <rth@redhat.com>
3355 * config/ia64/ia64.c (group_barrier_needed_p): Special case
3356 prologue_allocate_stack.
3357 (ia64_single_set): Use insn codes for recognition of special
3358 cases, not rtl matching.
3359 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
3361 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
3363 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
3365 2002-03-30 Richard Henderson <rth@redhat.com>
3368 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
3369 or -fomit-frame-pointer with profiling.
3370 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
3371 (FUNCTION_PROFILER): Do nothing.
3372 (PROFILE_HOOK): New.
3373 * config/sparc/sparc.c (sparc_override_options): Don't check
3374 code models for profiling.
3375 (sparc_function_profiler): Remove.
3376 (sparc_profile_hook): New.
3377 * config/sparc/sparc-protos.h: Update.
3379 2002-03-30 Jakub Jelinek <jakub@redhat.com>
3381 PR optimization/6086
3382 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
3383 of SUBREG of volatile MEM or because the MEM was mode dependent,
3384 return CLOBBER instead of unmodified SUBREG.
3386 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
3388 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
3389 when not optimizing.
3391 * toplev.c (rest_of_compilation): Cann mark_constant_function
3392 only when optimizing.
3394 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
3397 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
3398 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
3399 (try_optimize_cfg): clear all AUX fields.
3401 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
3402 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
3403 (ix86_address_cost): Be prepared for SUBREGed registers.
3404 (legitimate_address_p): Accept SUBREGed registers.
3406 2002-03-29 Richard Henderson <rth@redhat.com>
3409 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
3411 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3413 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
3414 for aggregate and TFmode types.
3416 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
3418 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
3420 2002-03-29 Richard Henderson <rth@redhat.com>
3423 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
3424 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
3426 2002-03-29 Richard Henderson <rth@redhat.com>
3429 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
3430 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
3431 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
3432 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
3434 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
3436 2002-03-29 Dale Johannesen <dalej@apple.com>
3438 * loop.c (combine_movables): Do allow combination of pseudos.
3440 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
3442 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
3443 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
3444 No functional change except ...
3445 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
3446 * doc/install.texi (*-*-freebsd*): Document port configuration.
3448 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
3450 * Makefile.in (convert.o, calls.o, expmed.o): Update.
3451 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
3453 * builtin-types.def (BT_PTRMODE): Update.
3454 * c-common.c (type_for_size): Rename c_common_type_for_size.
3455 (type_for_mode): Similarly.
3456 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
3458 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
3459 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
3460 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
3462 * c-typeck.c (common_type, comptypes, default_conversion):
3464 * calls.c: Include langhooks.h.
3465 (emit_library_call_value_1): Use new hooks. Avoid redundant
3467 * convert.c: Include langhooks.h
3468 (convert_to_pointer, convert_to_integer): Use new hooks.
3469 * except.c (init_eh): Similarly.
3470 * expmed.c: Include langhooks.h.
3471 (expand_mult_add): Use new hooks.
3472 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
3473 try_casesi): Similarly.
3474 * fold-const.c (optimize_bit_field_compare, make_range,
3475 decode_field_reference, fold_truthop, fold): Similarly.
3476 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
3477 put_var_into_stack): Similarly.
3478 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
3479 LANG_HOOKS_TYPE_FOR_SIZE): New.
3480 (LANG_HOOKS_TYPES_INITIALIZER): Update.
3481 * langhooks.h (lang_hooks_for_types): New hooks.
3482 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
3483 * tree.c (get_unwidened, get_narrower): Similarly.
3484 * tree.h (type_for_mode, type_for_size): Remove.
3485 * varasm.c (force_const_mem): Use new hooks.
3486 * utils2.c (nonbinary_modular_operation): Update.
3488 * objc-act.c (handle_impent): Update.
3489 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
3492 2002-03-29 Steve Ellcey <sje@cup.hp.com>
3494 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
3495 * config/ia64/ia64.c (basereg_operand): New.
3496 * config/ia64/ia64-protos.h (basereg_operand): Declare.
3497 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
3499 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
3501 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
3502 unwind information when frame_pointer_needed.
3503 (mmix_assemble_integer): Tweak wording in comment.
3505 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
3507 * Makefile.in (except.o): Update.
3508 * except.c: Include langhooks.h.
3509 (init_eh): Use langhook.
3510 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
3511 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
3512 (LANG_HOOKS_INITIALIZER): Update.
3513 * langhooks.h (lang_hooks_for_types): New.
3514 (struct lang_hooks): Add it.
3515 * tree.c (make_lang_type_fn, make_lang_type): Remove.
3516 * tree.h (make_lang_type_fn, make_lang_type): Remove.
3518 * alpha/alpha.c: Include langhooks.h.
3519 (alpha_build_va_list): Use langhook.
3520 * d30v/d30v.c: Include langhooks.h.
3521 (d30v_build_va_list): Use langhook.
3522 * i386/i386.c: Include langhooks.h.
3523 (ix86_build_va_list): Use langhook.
3524 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
3525 * s390/s390.c: Include langhooks.h.
3526 (s390_build_va_list): Use langhook.
3527 * stormy16/stormy16.c: Include langhooks.h.
3528 (stormy16_build_va_list): Use langhook.
3530 2002-03-29 Jakub Jelinek <jakub@redhat.com>
3533 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
3535 (length): Compute variable length for branches/calls/jumps here.
3536 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
3537 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
3538 define branch_type attribute.
3539 (divsi3_sp32): Maximum length is 6 not 7.
3540 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
3541 call_address_untyped_struct_value_sp32,
3542 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
3543 * config/sparc/sparc.c (empty_delay_slot): New function.
3544 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
3545 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
3547 2002-03-29 Jakub Jelinek <jakub@redhat.com>
3549 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
3550 nonzero_bits if not needed.
3551 (nonzero_bits) [XOR]: Likewise.
3552 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
3553 reg_last_set_mode and mode are both MODE_INT, but not equal.
3554 (record_value_for_reg): Compute reg_last_set_nonzero_bits
3555 in nonzero_bits_mode for MODE_INT modes.
3557 2002-03-28 Richard Henderson <rth@redhat.com>
3560 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
3561 to GAS. Correct drift between alternatives.
3563 2002-03-28 Richard Henderson <rth@redhat.com>
3566 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
3568 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
3570 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
3571 emulation to the linker.
3573 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
3575 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
3576 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
3578 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
3580 * combine.c (simplify_and_const_int): Make sure to apply mask
3581 when force_to_mode returns a constant integer. PR3311.
3583 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
3585 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
3587 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3589 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
3590 and Objective-C Dialect Options.
3592 2002-03-28 Richard Henderson <rth@redhat.com>
3594 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
3595 comparison should be done vs !=0 not >0 return code. Tidy cases.
3597 2002-03-28 Richard Henderson <rth@redhat.com>
3599 * c-decl.c (finish_function): New arg can_defer_p. Pass it
3600 on to c_expand_body.
3601 * c-tree.h (finish_function): Update decl.
3602 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
3604 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
3606 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
3608 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
3610 * rtlanal.c: Include flags.h
3611 (may_trap_p): Do not mark FP operations if trapping
3612 if !flag_trapping_math
3613 * Makefile.in (rtlanal.o): Add dependency on flag.h
3614 * ifcvt.c (noce_operand_ok): Avoid the lameness.
3616 2002-03-27 Zack Weinberg <zack@codesourcery.com>
3618 * mips.md: Use dconst1, not 1.0, as first argument of
3619 REAL_VALUE_LDEXP. Don't use union real_extract.
3621 2002-03-28 Alan Modra <amodra@bigpond.net.au>
3623 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
3624 rather than $target. Heed program_prefix and
3625 program_transform_name. Search for gas in cross-compiler case too.
3626 "test -x" rather than "test -f".
3627 (gcc_cv_ld): Likewise.
3628 (gcc_cv_nm): Heed program_prefix and program_transform_name.
3629 (gcc_cv_objdump): Likewise.
3630 * configure: Regenerate.
3632 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
3634 * Makefile.in (attribs.o): Update.
3635 * attribs.c: Include langhooks.h.
3636 (decl_attributes): Use langhook.
3637 * c-decl.c (insert_default_attributes): Rename.
3638 * c-tree.h (c_insert_default_attributes): New.
3639 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
3640 (LANG_HOOKS_INITIALIZER): Update.
3641 * langhooks.h (struct lang_hooks): New hook.
3642 * tree.h (insert_default_attributes): Remove.
3644 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
3646 2002-03-27 Andreas Schwab <schwab@suse.de>
3648 * config/i386/i386.c (classify_argument): Also check for
3651 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3653 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
3656 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
3658 * i960.md (ret): Set PC.
3659 (nonlocal_goto): Fix expander.
3660 * builtins.c (epxand_builin_longjmp): Check that we've emitted
3663 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
3665 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
3668 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3670 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
3671 assigning to BLOCK_FOR_INSN directly.
3673 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
3675 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
3677 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
3679 * c-common.c (c_expand_expr): Fix prototype.
3680 * c-common.h (c_expand_expr): Always declare, update.
3681 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
3682 * c-objc-common.c (c_objc_common_init): No global hook.
3683 * expr.c (expand_expr): Use langhook.
3684 * expr.h (enum expand_modifier): Conditionally declare.
3685 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
3686 (LANG_HOOKS_INITIALIZER): Update.
3687 * langhooks.c (lhd_expand_expr): New.
3688 * langhooks.h (struct lang_hooks): New hook.
3689 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
3690 (lang_independent_init): Don't default hook.
3692 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
3694 2002-03-27 Richard Henderson <rth@redhat.com>
3697 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
3698 TARGET_CONST_GP. Simplify conditions.
3700 2002-03-27 Richard Henderson <rth@redhat.com>
3702 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
3703 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
3704 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
3706 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
3708 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
3709 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
3710 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
3711 Remove unnecessary masks.
3712 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
3713 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
3714 -mwindows, -mdll switches and their negations.
3716 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
3718 * gcc-common.c (lang_mark_false_label_stack): Remove.
3719 * ggc.h (lang_mark_false_label_stack): Similarly.
3721 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
3723 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
3725 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
3726 or __rtems_ is defined.
3728 2002-03-26 Richard Henderson <rth@redhat.com>
3730 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
3731 if a non-trivial load was emitted.
3732 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
3733 in high+extra+low case.
3735 2002-03-26 Richard Henderson <rth@redhat.com>
3737 * config.gcc (sparc*-solaris): Use float_format=sparc.
3739 2002-03-26 Richard Henderson <rth@redhat.com>
3741 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
3742 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
3743 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
3744 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
3745 (WINT_TYPE_SIZE): Fix at 32.
3747 2002-03-26 Richard Henderson <rth@redhat.com>
3749 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
3750 until after eh landing pad generation.
3751 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
3752 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
3754 2002-03-26 Richard Henderson <rth@redhat.com>
3756 * expr.h (ADD_PARM_SIZE): One more convert for INC.
3758 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
3760 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
3761 and warning switches.
3762 (cc1_options): Likewise.
3764 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
3766 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
3767 Restore more of the signal context. Set no_reg_stack_frame.
3768 * config/ia64/unwind-ia64.c (unw_state_record):
3769 Add no_reg_stack_frame, comments.
3770 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
3771 (uw_update_context): Adjust bsp when unwinding from leaf,
3772 but not signal frame.
3774 2002-03-26 David Edelsohn <edelsohn@gnu.org>
3776 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
3778 2002-03-26 Bob Wilson <bob.wilson@acm.org>
3780 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
3782 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
3785 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
3786 "Add a pool_range attribute", which was lost during the ARM/Thumb
3789 2002-03-26 Bob Wilson <bob.wilson@acm.org>
3791 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
3792 a register into the MAC16 accumulator.
3794 2002-03-26 Andrew Cagney <ac131313@redhat.com>
3796 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
3797 (Warning Options): Document -Wswitch-enum.
3798 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
3800 (warn_switch_enum): Define variables.
3801 * flags.h (warn_switch_enum): Declare variables.
3802 * stmt.c (expand_end_case_type): When warn_switch_enum /
3803 -Wswitch-enum, perform switch checks.
3806 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
3808 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
3809 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
3810 (reload_muladdsi_compare0_scratch): Delete.
3812 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
3814 * doc/install.texi (*-*-freebsd*): Update.
3816 2002-03-26 Richard Henderson <rth@redhat.com>
3818 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
3819 (SUB_PARM_SIZE): Cast DEC to ssizetype.
3821 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
3822 types from the normal argument frame.
3824 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
3825 variable sized objects by reference.
3826 (sparc_va_arg): Receive them by reference too.
3828 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
3830 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
3831 code to not restoring global registers.
3833 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
3835 * Makefile.in (ggc-common.o): Update.
3836 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
3837 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
3838 * c-tree.h (c_mark_tree): New.
3839 * ggc-common.c: Include langhooks.h.
3840 (gcc_mark_trees): Use new langhook.
3841 * ggc-callbacks.c: Delete file.
3842 * ggc.h (lang_mark_tree): Remove.
3843 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
3844 (LANG_HOOKS_INITIALIZER): Update.
3845 * langhooks.h (struct lang_hooks): New hook.
3847 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
3849 2002-03-25 Zack Weinberg <zack@codesourcery.com>
3851 * doc/cpp.texi: Exclude entire Top node from printed manual.
3852 Move option index after directive index. Insert page breaks
3853 before GFDL and concept index. Index environment variables
3854 with command line options.
3855 * doc/cppenv.texi: Use @vtable for environment variable list.
3856 Add paragraph explaining semantics of empty elements in path
3857 variables. Exclude a cross-reference to Fishkill from the
3858 manpage. Remove an unnecessary cross-reference of the entry
3859 right above the referer. Don't use @anchor in text that goes
3861 * doc/cppopts.texi: Cross-reference the environment variables
3862 section, not the specific environment variable, for consistency.
3864 2002-03-25 Richard Henderson <rth@redhat.com>
3866 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
3867 anywhere in the block. Don't refer to insns that have been
3868 removed from the chain. Iterate backward through the new insns.
3869 Don't refer to edges that have been removed.
3871 2002-03-26 Alan Modra <amodra@bigpond.net.au>
3873 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
3874 test for overflow of constant.
3876 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
3879 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
3880 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
3881 these patterns on arm_archv4.
3883 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
3885 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
3888 2002-03-25 Zack Weinberg <zack@codesourcery.com>
3890 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
3891 float_handled, float_handler, float_signal, set_float_handler,
3892 and do_float_handler. Set handler for SIGFPE to crash_signal.
3893 * toplev.h: Don't prototype do_float_handler.
3895 * c-lex.c: Fold parse_float into lex_number. Make warning
3896 about portability of hex float constants more informative, and
3897 don't issue it on top of a syntax error.
3898 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
3900 * real.h: Define REAL_VALUE_ABS here...
3901 * simplify-rtx.c: ... not here. Fold check_fold_consts,
3902 simplify_unary_real, simplify_binary_real, and
3903 simplify_binary_is2orm1 into their callers.
3904 * tree.c: Fold build_real_from_int_cst_1 into caller.
3906 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
3908 * tsystem.h: Include float.h here...
3909 * libgcc2.c: ... not here.
3911 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
3913 Fixes for: PR bootstrap/3591, target/5676
3914 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
3915 defined. Do not disable exceptions or rtti.
3916 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
3917 mcore.h. Disable exceptions and rtti, since they are not
3920 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
3922 * c-decl.c (maybe_build_cleanup): Remove.
3923 * expr.c (expand_expr): Use langhook.
3924 * langhooks-def.h (lhd_return_null_tree,
3925 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
3926 (LANGHOOKS_INITIALIZER): Update.
3927 * langhooks.c (lhd_return_null_tree): New.
3928 * langhooks.h (struct lang_hooks): New hook.
3929 * tree-inline.c (initialize_inlined_parameters): Use langhook.
3930 * tree.h (maybe_build_cleanup): Remove.
3932 2002-03-25 Jakub Jelinek <jakub@redhat.com>
3934 * regrename.c (build_def_use): Move recog_memoized
3935 before extract_insn.
3937 2002-03-25 Jakub Jelinek <jakub@redhat.com>
3940 * expr.c (emit_group_store): Handle storing into CONCAT.
3942 2002-03-25 Jakub Jelinek <jakub@redhat.com>
3944 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
3945 corresponding MATCH_DUP.
3947 2002-03-24 Richard Henderson <rth@redhat.com>
3949 * unroll.c (unroll_loop): Zero label_map.
3951 * gcse.c: Include except.h.
3952 * Makefile.in (gcse.o): Update.
3954 2002-03-24 Richard Henderson <rth@redhat.com>
3956 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
3957 Do resolve_unique_section before shared data clause.
3959 2002-03-24 Richard Henderson <rth@redhat.com>
3961 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
3963 2002-03-24 Richard Henderson <rth@redhat.com>
3965 * recog.c (peephole2_optimize): Split blocks when EH insns are
3966 generated in the middle of a block. Do global life update if
3969 2002-03-24 Richard Henderson <rth@redhat.com>
3971 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
3973 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
3976 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
3977 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
3978 (init_dependency_output): Don't make no_output decision here.
3980 2002-03-24 Andrew Cagney <ac131313@redhat.com>
3982 * stmt.c (check_for_full_enumeration_handling): Remove tests of
3983 warn_switch. Update description.
3984 (expand_end_case_type): Call check_for_full_enumeration_handling
3987 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3989 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
3990 (m68hc11_split_move): Call it to see if the source and destination
3991 operands use the same direction auto inc/dec mode, otherwise make the
3992 source an offsetable memory operand and generate an add.
3994 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3996 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
3997 register for operand 2.
3998 ("*subsi3_zero_extendqi"): Likewise.
3999 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
4000 bits so that it is compatible with a pop.
4001 ("*andhi3_gen"): Likewise.
4002 ("xorhi3"): Likewise.
4004 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
4006 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
4008 (cpp_post_options): ... not here.
4010 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
4011 Aldy Hernandez <aldyh@redhat.com>
4013 Removal of separate preprocessor cpp0.
4015 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
4016 cpp0, install-common): Update.
4017 * c-common.c (flag_preprocess_only): New.
4018 (c_common_init): Preprocess for -E.
4019 * c-common.h (flag_preprocess_only): New.
4020 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
4021 * c-objc-common.c (c_init_decl_processing): Exit quickly
4022 for NULL return from c_common_init.
4023 * cpplib.h (cpp_preprocess_file): New.
4024 * cppmain.c (main, general_init, pfile, progname): Remove.
4025 (do_preprocessing): Rename cpp_preprocess_file, don't call
4026 cpp_finish. Don't close stdout here.
4027 (setup_callbacks): Update prototype.
4028 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
4030 * tradcpp.c (main): Ignore -quiet.
4032 * lang-specs.h (default_compilers): Preprocess with cc1obj.
4034 2002-03-24 Richard Henderson <rth@redhat.com>
4036 PR optimization/5742
4037 * machmode.def: Add inner mode field to complex modes.
4038 * config/mips/mips.c (mips_function_value): Always define. Add
4039 new argument to handle libcalls.
4040 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
4041 (FUNCTION_VALUE): Likewise.
4042 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
4043 * config/mips/mips-protos.h: Update.
4045 2002-03-23 Richard Henderson <rth@redhat.com>
4047 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
4048 * config/sparc/sparc-protos.h: Update.
4049 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
4051 2002-03-23 Richard Henderson <rth@redhat.com>
4053 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
4054 _start or _init begins the text segment.
4056 2002-03-23 David Edelsohn <edelsohn@gnu.org>
4058 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
4059 not HOST_WIDEST_INT.
4060 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
4062 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
4065 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
4066 operand argument to output_return_instruction.
4067 * arm.c (arm_print_operand, case 'd'): If the operand is
4068 const_true_rtx then just return.
4069 (arm_print_operand, case 'D'): If the operand is const_true_rtx
4072 2002-03-23 Andrew Cagney <ac131313@redhat.com>
4074 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
4075 (Warning Options): Document -Wswitch-default.
4076 * toplev.c (W_options): Add -Wswitch-default. Update comment on
4078 (warn_switch_default): Define variable.
4079 (warn_switch): Update comment.
4080 * flags.h (warn_switch_default): Declare variable.
4081 (warn_switch): Update comment.
4082 * stmt.c (expand_end_case): Check for and, when
4083 warn_switch_no_default, warn of a missing default case.
4085 2002-03-23 Alan Modra <amodra@bigpond.net.au>
4087 * real.h (N): Special case 128 bit doubles.
4089 * combine.c (simplify_comparison): When widening modes, ignore
4090 sign extension on CONST_INTs.
4092 2002-03-22 Bob Wilson <bob.wilson@acm.org>
4094 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
4095 passed to adjust_address. Fix comment formatting.
4098 2002-03-22 Zack Weinberg <zack@codesourcery.com>
4100 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
4101 Always make REAL_VALUE_TYPE a struct containing an array of
4102 HOST_WIDE_INT, not a double. Tidy up the code deciding how
4103 big it is. Don't declare or use union real_extract.
4105 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
4106 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
4107 (print_operand), config/arm/arm.c (output_move_double),
4108 config/arm/arm.md (consttable_4, consttable_8),
4109 config/romp/romp.c (output_fpops), config/s390/s390.h
4110 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
4111 (xtensa_output_literal): Don't use union real_extract.
4113 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
4114 (sfmode_constant_to_ulong), config/ns32k/merlin.h
4115 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
4116 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
4117 (PRINT_OPERAND): Don't use local version of union
4120 * config/convex/convex.c (check_float_value), config/vax/vax.c
4121 (vax_float_literal), config/m88k/m88k.md (divdf3),
4122 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
4123 config/pdp11/pdp11.c (output_move_quad): Don't do host
4124 arithmetic on target floating point quantities.
4126 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
4127 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
4129 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
4130 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
4132 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
4133 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
4135 * print-rtl.c (print_rtx): Disable code which needs
4136 floating-point emulator.
4137 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
4138 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
4139 depending on HOST_FLOAT_FORMAT to be defined properly.
4141 * config/1750a/1750a.c (get_double, float_label): Delete.
4142 (print_operand): Delete huge commented-out chunk. Use
4143 REAL_VALUE_TO_DECIMAL.
4144 * config/1750a/1750a-protos.h: Delete prototypes of deleted
4146 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
4148 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
4149 Use REAL_VALUE_TO_DECIMAL as ELF version does.
4150 * config/m88k/m88k.c (real_power_of_2_operand,
4151 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
4152 real_extract out of the union; run the input through
4153 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
4154 from that into the union.
4155 * config/pdp11/pdp11.c (output_move_double): Rearrange
4156 parentheses to make automatic indenter happy.
4158 * doc/tm.texi (Cross-compilation): Rename node to "Floating
4159 Point" and rewrite to describe current situation. Also adjust
4160 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
4162 * doc/rtl.texi: Adjust cross reference.
4164 2002-03-22 Bob Wilson <bob.wilson@acm.org>
4166 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
4167 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
4168 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
4169 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
4170 prevent use of sp as a reload register.
4171 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
4172 non_acc_reg_operand.
4173 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
4174 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
4175 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
4176 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
4178 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
4180 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
4181 * cpplex.c (unterminated): Delete.
4182 (parse_string): No string literal may extend over multiple
4183 lines. Suppress the error when preprocessing assembly.
4184 * cppmain.c (scan_translation_unit): Strings are single-line.
4186 * doc/cpp.texi: Update to match.
4188 2002-03-22 Jakub Jelinek <jakub@redhat.com>
4190 PR optimization/5854
4191 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
4193 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
4194 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
4195 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
4196 const0 if scratch register was not allocated.
4197 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
4198 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
4200 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
4201 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
4202 with GEN_INT (...) everywhere. Remove constraints in define_split
4204 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
4205 require scratch register for setting 0 into regs/non-pushable memory.
4207 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
4209 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
4210 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
4212 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
4214 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
4215 * cppinit.c (cpp_create_reader): On by default.
4216 (cpp_handle_option): Handle -W[no-]endif-labels.
4217 (cpp_post_options): Also enable if -pedantic.
4218 * cpplib.c (do_else): Use it.
4219 (do_endif): Likewise.
4220 * doc/cppopts.texi: Document new option.
4221 * doc/invoke.texi: Document new option.
4223 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
4225 * config/i386/i386.c, config/i386/i386.md: Change all occurences
4226 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
4228 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
4230 * flow.c (calculate_global_regs_live): Clear aux fields of
4233 2002-03-22 Jakub Jelinek <jakub@redhat.com>
4235 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
4236 REG or MEM subregs, pass rtx * instead of rtx to it.
4237 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
4238 rtx * instead of rtx to alter_subreg.
4239 * config/m32r/m32r.c (gen_split_move_double): Likewise.
4240 * config/pj/pj.c (pj_output_rval): Likewise.
4242 2002-03-22 Richard Henderson <rth@redhat.com>
4245 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
4246 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
4247 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
4248 (ia64_expand_prologue): Look at int_regs, not words, for number
4249 of incomming int regs.
4251 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
4253 * expr.c (expand_expr): A RESULT_DECL is part of a call.
4255 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
4257 * toplev.c (flag_loop_optimize, flag_crossjumping):
4258 New static variables.
4259 (rest_of_compilation): Conditionalize crossjumping and
4261 (parse_options_and_default_flags): Default loop_optimize and
4263 (lang_independent_options): Add -fcrossjumping and -floop-optimize
4264 * invoke.texi (crossjumping, loop-optimize): Document.
4266 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
4268 * real.c (eiisneg): Move outside #ifdef NANS.
4270 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
4272 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
4273 frequencies match; avoid match on different loop depths.
4274 (try_crossjump_to_bb): Kill tests that no longer brings time
4276 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
4278 (split_edge): Likewise.
4280 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
4283 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
4284 * cfgrtl.c: Include insn-config.h
4285 (split_block) Dirtify block in presence of conditional execution
4287 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
4289 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
4290 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
4291 (function_arg): Constify CUMULATIVE_ARGS.
4292 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
4293 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
4294 (UNITS_PER_DOUBLE): New macro.
4295 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
4296 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
4297 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
4298 fp_regs and stack_words.
4299 (EABI_FLOAT_VARARGS_P): New macro.
4300 * config/mips/mips.c (struct mips_arg_info): New.
4301 (mips_arg_info): New function.
4302 (function_arg_advance): Use it. Add adjustment instructions here
4303 rather than in function_arg.
4304 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
4305 for VOIDmode at the beginning of the function.
4306 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
4307 (function_arg_pass_by_reference): Likewise.
4308 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
4309 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
4310 (mips_va_start): Likewise. Use the new stack_words field of
4311 CUMULATIVE_ARGS to set up overflow area. Reformat.
4312 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
4313 doubles and other types, aligning the overflow pointer for non-doubles
4314 too. Remove some code duplication. Replace hard-coded constants.
4316 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
4318 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
4319 (CLASS_UNITS): Undefine.
4320 (CLASS_MAX_NREGS): Use FP_INC.
4321 * config/mips/mips.c (compute_frame_size): Likewise.
4322 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
4324 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
4326 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
4327 prototype, and handle lexing numbers and identifiers.
4328 (parse_identifier): Update to new form of parse_slow.
4329 (parse_number): Fast path only, use parse_slow otherwise.
4330 (_cpp_lex_direct): Update calls to parse_number.
4332 2002-03-21 DJ Delorie <dj@redhat.com>
4334 * bb-reorder.c (make_reorder_chain_1): Protect against
4335 when redundant edges are omitted.
4336 * predict.c (dump_prediction): Likewise.
4338 2002-03-21 Richard Henderson <rth@redhat.com>
4341 * fixinc/inclhack.def (solaris_stdio_tag): New.
4342 * fixinc/fixincl.x: Regenerate.
4344 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
4347 * c-typeck.c (process_init_element): Flag non-static
4348 initialization of a flexible array member as illegal.
4350 2002-03-22 Alan Modra <amodra@bigpond.net.au>
4352 * config/rs6000/t-linux64: New.
4353 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
4354 t-ppccomm. Use t-rs6000 and t-linux64.
4355 (powerpc64-*-gnu* <tmake_file>): Likewise.
4356 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
4357 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
4358 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
4360 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
4362 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
4363 flag_really_no_inline instead of optimize == 0.
4365 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
4367 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
4369 * flags.h (flag_really_no_inline): New.
4371 * c-common.c (c_common_post_options): Initialize
4372 flag_really_no_inline.
4374 * toplev.c (flag_really_no_inline): New.
4376 2002-03-21 Jakub Jelinek <jakub@redhat.com>
4378 * config/avr/avr.md (length): Fix length computation for
4379 conditional branches.
4381 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
4383 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
4384 sdbout.o, profile.o): Update.
4385 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
4387 * c-common.h (gettags): Move here from tree.h.
4388 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
4389 insert_block, getdecls, kept_level_p, global_bindings_p): New.
4390 * dbxout.c (dbxout_init): Use getdecls langhook.
4391 * expr.c (expand_expr): Use insert_block langhook.
4392 * fold-const.c: Include langhooks.h.
4393 (fold_range_test, fold_binary_op_with_conditional_arg,
4394 fold): Use global_bindings_p langhook.
4395 * integrate.c (expand_inline_function): Use insert_block langhook.
4396 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
4397 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
4398 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
4399 LANG_HOOKS_GETDECLS): New.
4400 (LANG_HOOKS_INITIALIZER): Update.
4401 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
4403 * langhooks.h (struct lang_hooks_for_decls): New.
4404 (struct lang_hooks): Update.
4405 * profile.c: Include langhooks.h.
4406 (output_func_start_profiler): Use new langhooks.
4407 * sdbout.c: Include langhooks.h.
4408 (sdbout_init, sdbout_finish): Use getdecls langhook.
4409 * stmt.c: Include langhooks.h.
4410 (expand_fixup, fixup_gotos): Use new langhooks.
4411 * stor-layout.c: Include langhooks.h.
4412 (variable_size): Use global_bindings_p langhook.
4413 * toplev.c (compile_file): Use getdecls langhook.
4414 * tree-inline.c (remap_block): Use insert_block langhook.
4415 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
4416 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
4418 2002-03-21 Richard Henderson <rth@redhat.com>
4420 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
4421 constants in .data when -fpic.
4423 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4425 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
4428 2002-03-21 Tom Tromey <tromey@redhat.com>
4430 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
4432 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4434 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
4436 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
4438 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
4439 Richard Henderson <rth@redhat.com>
4442 * c-common.c (c_expand_expr): Preserve result of a statement
4443 expression if needed.
4445 2002-03-21 Jakub Jelinek <jakub@redhat.com>
4448 * genrecog.c (maybe_both_true_mode): Remove.
4449 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
4450 * machmode.def (Pmode): Likewise.
4452 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
4454 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
4455 (nonlocal_mentioned_p_1): New function.
4456 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
4457 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
4458 (mark_constant_function): Recognize pure functions.
4459 * rtl.h (global_reg_mentioned_p): New prototype.
4460 * rtlanal.c (global_reg_mentioned_p,
4461 global_reg_mentioned_p_1): New function.
4463 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4465 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
4467 * fixinc/fixincl.x: Regenerate.
4469 2002-03-20 Jason Merrill <jason@redhat.com>
4471 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
4473 2002-03-20 Michael Meissner <meissner@redhat.com>
4475 * doc/invoke.texi (Optimize Options): Document that -O2 sets
4478 2002-03-20 Bob Wilson <bob.wilson@acm.org>
4480 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
4481 ".literal_position" directive before the constant pool.
4483 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4485 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
4486 Add Craig Rodrigues.
4487 Add Brad Lucier to testers.
4489 2002-03-20 Jakub Jelinek <jakub@redhat.com>
4492 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
4494 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
4495 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
4496 instead of insn_extract.
4498 2002-03-20 Jakub Jelinek <jakub@redhat.com>
4501 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
4503 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
4504 stmt if some case has been output.
4506 2002-03-20 Jakub Jelinek <jakub@redhat.com>
4509 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
4510 movsfcc_1, movdfcc_1): Add %O2.
4511 * config/i386/i386.c (print_operand): Handle %ON.
4512 Print . before float condition codes in Sun as cmov syntax.
4513 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
4514 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
4517 2002-03-20 Philip Blundell <pb@nexus.co.uk>
4519 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
4520 return instruction if PC was popped.
4522 2002-03-20 Bob Wilson <bob.wilson@acm.org>
4524 * config/xtensa/xtensa.md: Remove unused type attributes.
4525 (adddi_carry, subddi_carry): Change type attribute to "multi".
4527 2002-03-19 Dale Johannesen <dalej@apple.com>
4529 PR optimization/5999, middle-end/5731
4530 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
4531 multiplications by reciprocals.
4533 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
4535 * Makefile.in: Update.
4536 * c-common.c: Include langhooks.h.
4537 (inline_forbidden_p): Use new hook.
4538 * diagnostic.c: Include langhooks.h.
4539 (format_with_decl, announce_function,
4540 default_print_error_function): Use new hook.
4541 * dwarf2out.c (dwarf2_name): Use new hook.
4542 * function.c: Include langhooks.h.
4543 (init_function_start): Use new hook.
4544 * langhooks-def.h (lhd_decl_printable_name): New.
4545 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
4546 (LANGHOOKS_INITIALIZER): Update.
4547 * langhooks.c (lhd_decl_printable_name): New.
4548 * langhooks.h (struct lang_hooks): New hook.
4549 * toplev.c (decl_name, decl_printable_name): Remove.
4550 (open_dump_file): Use new hook.
4551 (process_options): Remove old hook.
4552 * tree.h (decl_printable_name): Remove.
4554 * objc-act.c (objc_init): Remove old hook.
4555 (objc_printable_name): Export.
4556 * objc-act.h (objc_printable_name): New.
4557 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
4559 2002-03-19 Jim Blandy <jimb@redhat.com>
4561 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
4562 the start_source_file debug hook, not the current line number.
4564 2002-03-19 Richard Henderson <rth@redhat.com>
4566 * flow.c (EH_USES): Provide default.
4567 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
4568 * doc/tm.texi (EH_USES): New.
4570 * config/ia64/ia64.c (ia64_eh_uses): New.
4571 * config/ia64/ia64-protos.h: Update.
4572 * config/ia64/ia64.h (EH_USES): New.
4574 2002-03-19 Richard Henderson <rth@redhat.com>
4576 * varasm.c (output_constant_def): Fix stupid typo.
4578 2002-03-19 Richard Henderson <rth@redhat.com>
4581 * except.c (current_function_has_exception_handlers): New.
4582 * except.h: Declare it.
4583 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
4584 Combine tests that disable all sibcalls for the function.
4586 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
4588 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
4591 2002-03-19 Richard Henderson <rth@redhat.com>
4594 * config/ia64/ia64.c: Revert 2002-03-01 patch.
4595 * config/ia64/ia64.h (INIT_EXPANDERS): New.
4597 2002-03-19 Jim Blandy <jimb@redhat.com>
4599 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
4600 name, even if the replacement list contains no tokens, as required
4603 2002-03-19 Jason Merrill <jason@redhat.com>
4605 * varasm.c (globalize_decl): Get the name from the RTL, not
4606 DECL_ASSEMBLER_NAME.
4608 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
4610 2002-03-19 Bob Wilson <bob.wilson@acm.org>
4612 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
4613 subdi_carry): Define.
4615 2002-03-19 David Edelsohn <edelsohn@gnu.org>
4617 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
4618 about -fpic/-fPIC if extra_warnings set.
4620 2002-03-19 David Edelsohn <edelsohn@gnu.org>
4622 * expr.c (expand_expr): Sign-extend CONST_INT generated from
4623 TREE_STRING_POINTER.
4624 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
4626 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4628 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
4629 in favor of SP if FRAME_POINTER_REQUIRED is false.
4631 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
4633 * emit-rtl.c (gen_int_mode): New function.
4634 * rtl.h: Prototype for it.
4635 * combine.c (make_extraction, simplify_comparison), expmed.c
4636 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
4637 (convert_modes, store_field), optabs.c (expand_fix),
4638 simplify-rtx.c (neg_const_int, simplify_unary_real),
4640 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
4641 Use it instead of GEN_INT (trunc_int_for_mode (...)).
4643 2002-03-19 Jakub Jelinek <jakub@redhat.com>
4646 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
4647 convert_parm_for_inlining.
4648 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
4650 * langhooks-def.h: Likewise.
4651 * objc/objc-lang.c: Likewise.
4652 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
4654 * tree-inline.c (initialize_inlined_parameters):
4655 Call convert_parm_for_inlining lang hook if needed.
4656 * c-typeck.c (c_convert_parm_for_inlining): New function.
4657 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
4659 2002-03-18 Mark Mitchell <mark@codesourcery.com>
4661 * calls.c (precompute_arguments): Do not assume that temporaries
4662 can be destroyed after expanding the argument.
4663 (expand_call): Likewise.
4665 2002-03-15 Eric Christopher <echristo@redhat.com>
4667 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
4668 Fix register preference on last change.
4669 * config/mips/mips.c (mips_return_in_memory): New function.
4670 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
4671 * config/mips/mips-protos.h: Declare.
4672 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
4673 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
4675 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
4677 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
4679 (anddi3, iorsi3): Likewise.
4681 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
4682 use %gprel for symbols that are going to be placed in linkonce
4685 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
4686 RETURN_ADDRESS_POINTER_REGNUM to $ra.
4687 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
4688 not needed. Disregard leaf_function_p().
4689 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
4690 mips16 frame pointer.
4691 * config/mips/mips.md (store ra): Only to small SP offsets.
4692 2001-08-22 Graham Stott <grahams@redhat.com>
4693 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
4694 return a REG rtx for the return address register.
4696 2002-03-18 Bob Wilson <bob.wilson@acm.org>
4698 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
4699 constant-pool addresses as "mode-dependent".
4700 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
4702 2002-03-18 Jakub Jelinek <jakub@redhat.com>
4705 * expr.c (emit_group_load): Use extract_bit_field if
4706 needed for CONCAT arguments.
4708 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
4711 * arm.md (tablejump): Make this a define_expand. For PIC add the
4712 offset to the base of the table.
4713 (thumb_tablejump): Matcher for Thumb tablejump insn.
4714 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
4715 as the difference of two labels.
4716 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
4717 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
4719 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
4720 * arm.c (get_jump_table_size): If the table is not in the text
4721 section, return zero.
4723 2002-03-18 Bernd Schmidt <bernds@redhat.com>
4725 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
4727 (arm_reload_out_hi): Use gen_lowpart instead of
4728 gen_rtx_SUBREG to access QImode components.
4729 * config/arm/arm.md: Disable zero_extend split for QImode
4730 subregs in BIG_ENDIAN mode.
4731 (storehi_bigend): Match use of least significant byte.
4732 (storeinthi): Remove extraneous SUBREG.
4733 Add missing construction of operands[2].
4734 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
4735 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
4736 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
4738 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
4740 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
4743 2002-03-17 Richard Henderson <rth@redhat.com>
4745 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
4748 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
4750 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
4751 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
4753 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4755 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
4757 * predict.c (estimate_bb_frequencies): Delete unused variables.
4759 2002-03-17 Richard Henderson <rth@redhat.com>
4761 * config/ia64/ia64.c (ia64_attribute_table): Move before
4762 targetm definition. Make static.
4764 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
4766 * c-common.h (yyparse, c_common_parse_file): New.
4767 * c-lang.c: Include c-common.h.
4768 (LANG_HOOKS_PARSE_FILE): Redefine.
4769 * c-lex.c: Include c-common.h.
4770 (yyparse): Rename c_common_parse_file. Call yyparse.
4771 * c-parse.in (yyparse): Remove macro.
4772 * c-tree.h (yyparse_1): Remove.
4773 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
4774 (LANG_HOOKS_INITIALIZER): Update.
4775 * langhooks.h (struct lang_hoooks): New hook parse_file.
4776 * toplev.c (compile_file): Use parse_file hook.
4777 * tree.h (yyparse): Remove.
4778 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
4780 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
4782 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
4783 float_truncate, not fix.
4784 ("*truncdfsf2_real"): Ditto.
4785 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
4787 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
4789 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
4791 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
4792 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
4793 where appropriate. Make the second reference to
4794 leaf_function_p a function call, as intended. Reindented.
4796 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
4797 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
4799 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
4800 add register to non-constant into sp.
4802 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
4803 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
4804 (mips16_gp_pseudo_rtx): Lose.
4805 (INIT_EXPANDERS): Deleted.
4806 * config/mips/mips.c (mips_init_machine_status): New.
4807 (mips_free_machine_status): New.
4808 (mips_mark_machine_status): New.
4809 (override_options): Set them.
4810 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
4811 (struct machine_function): ... new. Replaced all references.
4812 (mips_add_gc_roots): Don't mark them.
4813 (embedded_pic_fnaddr_reg): New, extracted from...
4814 (embedded_pic_offset): ... here.
4815 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
4818 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
4820 * cppinit.c: Revert -MD removal.
4822 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4824 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
4825 soft registers by default for 68HC12.
4826 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
4827 when compiling with -fomit-frame-pointer.
4828 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
4829 (expand_epilogue): Likewise.
4830 (m68hc11_gen_rotate): Use exg when rotating by 8.
4832 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4834 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
4835 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
4836 (splits): Remove unused add splits.
4837 ("*addhi3_68hc12"): Tune constraints.
4838 ("addhi_sp"): Try to use X instead of Y in all cases and if the
4839 constant fits in 8-bits and D is dead use abx/aby instructions.
4840 ("*addhi3"): Remove extern declaration of ix_reg.
4841 ("*subsi3"): Optimize and provide new split.
4842 ("subhi3"): Cleanup.
4843 ("*subhi3_sp"): Avoid saving X if we know it is dead.
4844 (arith splits): For 68hc12 save the address register on the stack
4845 and do the arithmetic operation with a pop.
4847 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4849 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
4850 allocating QImode in address registers.
4851 ("*movqi_m68hc11"): Likewise.
4853 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
4855 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
4857 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
4859 * cppinit.c (print_help): Display -MD and -MMD.
4860 Don't display usage string. Update assertion syntax and
4862 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
4863 (cpp_handle_option): Update.
4865 2002-03-15 Chris Demetriou <cgd@broadcom.com>
4867 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
4868 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
4869 and define it so that regardless of target CPU size,
4870 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
4871 of "int" rather than "long."
4873 2002-03-15 Richard Henderson <rth@redhat.com>
4875 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
4878 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4880 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
4881 ("tstqi" split): Avoid using memory for tstqi on address register.
4882 (splits): Remove constraints.
4883 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
4884 ("cmpdf", "cmpsf"): Remove since not used.
4885 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
4886 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
4888 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4890 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
4891 ("neghi2"): Tighten constraints.
4892 ("one_cmplsi2"): Optimize and simplify split.
4893 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
4895 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4897 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
4898 and split of AND operation to clear the upper bits.
4899 ("*logicalsi3_zextqi"): Likewise.
4900 ("*logicallhi3_zexthi_ashift8"): Likewise.
4901 ("*logicalsi3_silshr16"): Likewise.
4902 ("logicalsi3_silshl16"): Likewise.
4903 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
4905 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4907 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
4908 (m68hc11_indirect_p): New function.
4909 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
4910 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
4912 (asm_print_register): Likewise.
4913 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
4914 (m68hc11_indirect_p): Declare.
4915 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
4916 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
4917 (TARGET_SWITCHES): New option -mrelax.
4918 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
4920 ("iorsi3", "xorsi3"): Likewise.
4921 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
4922 ("*andhi3_mem"): New to handle destination in memory with bclr
4923 and a scratch register.
4924 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
4925 ("*andhi3_const"): New when operand2 is constant.
4926 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
4927 ("*andhi3_gen"): Cleanup of the old "andhi3".
4928 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
4929 ("xorqi3"): Update constraints.
4931 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4933 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
4934 for reg_equiv_memory_loc when the operand is a register that does
4935 not get a hard register (stack location).
4936 (tst_operand): After reload, accept all memory operand.
4937 (symbolic_memory_operand): Fix detection of symbolic references.
4938 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
4939 accept symbols and any constant.
4941 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4943 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
4944 note on the insn that sets the soft frame register.
4945 (must_parenthesize): ix and iy are also reserved names.
4946 (print_operand_address): One more place where parenthesis are required
4947 to avoid confusion with register names.
4948 (m68hc11_gen_movhi): Allow push of stack pointer.
4949 (m68hc11_check_z_replacement): Fix handling of parallel with a
4951 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
4952 the replacement register is.
4953 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
4954 and D8_REGS classes.
4955 (MODES_TIEABLE_P): All modes are tieable except QImode.
4957 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4959 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
4960 (___subdi3): Likewise.
4961 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
4962 (__map_data_section): Optimize 68hc11 case.
4964 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4966 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
4967 than a shift to avoid adding a register with itself.
4968 (m68hc11_memory_move_cost): Take into account NO_REGS.
4969 (m68hc11_register_move_cost): Update and use memory move cost
4971 (m68hc11_address_cost): Make cost of valid offset not 0 so that
4972 it gives more opportunities to cse to optimize.
4973 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
4974 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
4976 2002-03-15 Mark Mitchell <mark@codesourcery.com>
4978 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
4979 * c-common.def (CLEANUP_STMT): New tree node.
4980 * c-common.h (CLEANUP_DECL): New macro.
4981 (CLEANUP_EXPR): Likewise.
4982 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
4983 * expr.c (expand_expr): Tidy.
4984 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
4985 * tree-inline.c (initialize_inlined_parameters): Clean up
4986 new local variables.
4988 2002-03-15 Jakub Jelinek <jakub@redhat.com>
4991 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
4992 before movrXX only, use reg_overlap_mentioned_p.
4993 Only special case NE if just one insn can be generated.
4995 2002-03-15 Jason Merrill <jason@redhat.com>
4997 * varasm.c (assemble_variable): Call resolve_unique_section before
4998 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
5001 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
5004 * arm.md (split pattern for thumb shiftable immediates): Add comment
5005 explaining non-obvious test.
5007 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
5010 * arm.md (movaddr, movaddr_insn): Delete.
5012 2002-03-15 Jason Merrill <jason@redhat.com>
5014 * toplev.c (wrapup_global_declarations): Clarify variable handling.
5015 -fkeep-static-consts doesn't apply to comdats.
5017 2002-03-14 Richard Henderson <rth@redhat.com>
5019 * c-decl.c: Include c-pragma.h.
5020 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
5021 (finish_function): Tidy.
5022 * c-pragma.c: Include c-common.h.
5023 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
5024 (handle_pragma_weak): Use them.
5025 (init_pragma): Register pending_weaks.
5026 * c-pragma.h (maybe_apply_pragma_weak): Declare.
5027 * print-tree.c (print_node): Print DECL_WEAK.
5028 * varasm.c (mark_weak_decls): Remove.
5029 (remove_from_pending_weak_list): Remove.
5031 (asm_emit_uninitialised): Call globalize_decl for weak commons.
5032 (weak_decls): Make a tree_list.
5033 (declare_weak): Cons weak_decls directly.
5034 (globalize_decl): Remove weak_decls elements directly.
5035 (weak_finish): Simplify weak_decls walk. Don't weaken unused
5036 symbols. Don't pretend to handle aliases.
5037 (init_varasm_once): Update weak_decls registry.
5038 * Makefile.in: Update dependencies.
5040 2002-03-14 Richard Henderson <rth@redhat.com>
5043 * config/ia64/ia64.c: Include tm_p.h last.
5044 (gen_nop_type): Remove duplicate definition.
5045 (cycle_end_fill_slots): Set sched_data for second L slot.
5046 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
5047 (nop_cycles_until): Fix typos.
5049 2002-03-15 Jakub Jelinek <jakub@redhat.com>
5051 PR optimization/5891
5052 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
5054 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
5056 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
5057 descriptors correctly.
5059 2002-03-14 Michael Meissner <meissner@redhat.com>
5061 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
5062 100, allowing MAX_UNROLLED_INSNS to be overridden.
5064 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
5067 * unroll.c (params.h): Include.
5068 (MAX_UNROLLED_INSNS): Delete, now in params.h.
5070 * doc/invoke.texi (--param max-unroll-insns): Document.
5072 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
5074 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
5076 * arm.md: Fix warnings about constraints in peepholes and splits.
5078 2002-03-14 Zack Weinberg <zack@codesourcery.com>
5080 * cpphash.h (struct lexer_state): Remove line_extension member.
5081 * cpplib.c (dequote_string, do_linemarker): New functions.
5082 (linemarker_dir): New data object.
5083 (DIRECTIVE_TABLE): No longer need to interpret #line in
5084 preprocessed source. Delete obsolete comment about return
5086 (end_directive, directive_diagnostics, _cpp_handle_directive):
5087 Don't muck with line_extension.
5088 (directive_diagnostics): No need to issue warnings for
5090 (_cpp_handle_directive): Issue warnings for linemarkers here,
5091 when appropriate. Dispatch linemarkers to do_linemarker, not
5093 (do_line): Code to handle linemarkers split out to do_linemarker.
5094 Convert escape sequences in filename argument, both places.
5096 * cppmacro.c (quote_string): Rename cpp_quote_string and
5097 export. All callers changed.
5098 * cpplib.h (cpp_quote_string): Prototype.
5099 * cppmain.c (print_line): Call cpp_quote_string on to_file
5102 * doc/cpp.texi: Document that escapes are now interpreted in
5103 #line and in linemarkers, and that non-printing characters are
5104 converted to octal escapes when linemarkers are generated.
5106 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
5108 * emit-rtl.c (try_split): Use delete_insns.
5109 * recog.c (split_all_insns): Fix terminating condition.
5111 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
5112 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
5115 * arm.c (arm_output_epilogue): Fix floating-point register save
5116 adjustment when using a frame pointer.
5118 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
5120 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
5121 * config/mips/mips.c (compute_frame_size): Retrofit them here.
5122 (save_restore_insns, mips_expand_epilogue): And here.
5123 (build_mips16_call_stub): And here.
5124 (mips_function_value): Use the new macros to decide whether a single
5125 or complex float can be returned in floating-point registers. Return
5126 a parallel rtx in the complex case.
5128 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
5130 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
5131 call after liveness analysis.
5133 * recog.c (split_insn): Use delete_insn_and_edges.
5135 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
5136 instructions to have branch prediction notes.
5137 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
5139 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
5141 * configure.in: Don't pass -Wno-long-long to a ADA compiler
5142 that doesn't support it.
5143 * configure: Regenerate.
5145 2002-03-13 Jakub Jelinek <jakub@redhat.com>
5148 * config/sparc/sparc.md (normal_branch, inverted_branch,
5149 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
5150 inverted_fp_branch): Adjust calls to output_cbranch.
5151 Set length attribute.
5152 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
5153 output_v9branch. Set length attribute.
5154 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
5156 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
5157 (output_cbranch): Likewise. Handle far branches.
5158 (output_v9branch): Handle far branches.
5159 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
5161 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
5162 noov_compare64_op predicates.
5164 2002-03-13 Jason Merrill <jason@redhat.com>
5166 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
5167 into the function and constify it.
5168 * gthr-dce.h, gthr-solaris.h: Likewise.
5170 2002-03-13 David Edelsohn <edelsohn@gnu.org>
5172 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
5173 * config/rs6000/rs6000.c (rs6000_va_arg): Use
5174 std_expand_builtin_va_arg if not ABI_V4.
5176 2002-03-13 Jason Merrill <jason@redhat.com>
5178 * varasm.c (globalize_decl): New fn.
5179 (assemble_start_function): Use it.
5180 (asm_emit_uninitialized): Use it.
5181 (assemble_alias): Use it.
5182 (assemble_variable): Use it.
5184 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
5186 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
5187 2002-03-12 internal visibility change.
5188 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
5189 visibility into SYMBOL_REF_FLAG.
5191 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
5193 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
5194 VOIDmode operand. Add compile-time optimization for constant results.
5196 2002-03-12 Jason Merrill <jason@redhat.com>
5198 * c-typeck.c (convert_for_assignment): Don't allow conversions
5199 between pointers and references. Only allow lvalues to convert to
5202 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
5204 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
5205 before prologue, to avoid scheduling problems.
5207 2002-03-13 Jakub Jelinek <jakub@redhat.com>
5209 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
5210 (ELIMINABLE_REGS): Add sfp->sp.
5211 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
5213 2002-03-13 Jakub Jelinek <jakub@redhat.com>
5215 PR optimization/5892
5216 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
5218 2002-03-13 Jakub Jelinek <jakub@redhat.com>
5220 * loop.c (basic_induction_var): Don't call convert_modes if mode
5221 classes are different.
5223 2002-03-12 Richard Henderson <rth@redhat.com>
5225 PR optimization/5901
5226 * function.c (reposition_prologue_and_epilogue_notes): Position
5227 the markers after/before the last/first insn not deleted.
5229 2002-03-12 Richard Henderson <rth@redhat.com>
5231 PR optimization/5878
5232 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
5233 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
5234 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
5236 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
5237 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
5238 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
5240 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
5241 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
5242 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
5243 also. Don't set it if not flag_pic.
5244 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
5245 to be INVALID_REGNUM when not used.
5247 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
5249 * expmed.c (store_bit_field): Reset alias set for memory.
5250 (extract_bit_field): Same.
5252 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5254 * c-common.c (c_tree_code_type, c_tree_code_length,
5255 c_tree_code_name, add_c_tree_codes): Delete.
5256 * c-common.h (add_c_tree_codes): Delete.
5257 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
5259 * c-objc-common.c (c_objc_common_init): Don't call
5260 add_c_tree_codes, instead set lang_unsafe_for_reeval.
5261 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
5262 objc_tree_code_name, add_objc_tree_codes): Delete.
5263 (objc_init): Don't call add_objc_tree_codes.
5264 * objc/objc-lang.c (tree_code_type, tree_code_length,
5265 tree_code_name): Define.
5266 * toplev.c (lang_independent_init): Don't set
5267 tree_code_length[IDENTIFIER_NODE].
5268 * tree.c (tree_code_type, tree_code_length, tree_code_name):
5269 Delete definitions, moved to language front-ends.
5270 * tree.def (IDENTIFIER_NODE): Hardwire the length.
5271 * tree.h (tree_code_type, tree_code_length, tree_code_name):
5273 (tree_code_length): Change type to unsigned char.
5275 2002-03-12 Richard Henderson <rth@redhat.com>
5277 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
5278 internal visibility change.
5280 2002-03-12 Bob Wilson <bob.wilson@acm.org>
5282 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
5283 validize_mem() instead of change_address to avoid clobbering
5286 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
5288 * c-lex.h (position_after_whitespace): Remove.
5290 2002-03-12 Jakub Jelinek <jakub@redhat.com>
5292 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
5293 (lex_string): Use unsigned char pointers.
5295 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
5297 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
5298 is not a valid memory_operand.
5300 2002-03-12 Bob Wilson <bob.wilson@acm.org>
5302 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
5303 * config/xtensa/lib1funcs.asm: Fix copyright to include
5304 special case for libgcc files.
5305 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
5306 (__divsi3): Likewise.
5307 (__umodsi3): Likewise.
5308 (__modsi3): Likewise.
5309 * config/xtensa/lib2funcs.S: Fix copyright to include
5310 special case for libgcc files.
5312 2002-03-12 Tom Rix <trix@redhat.com>
5314 * collect2.c (resolve_lib_name): Move outside of
5315 OBJECT_FORMAT_COFF ifdef.
5316 (ignore_library): Same.
5318 2002-03-12 Bob Wilson <bob.wilson@acm.org>
5320 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
5322 2002-03-12 Bob Wilson <bob.wilson@acm.org>
5324 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
5325 to function_section before writing out the constant pool.
5327 2002-03-12 David Edelsohn <edelsohn@gnu.org>
5329 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
5331 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
5333 2002-03-12 Alan Modra <amodra@bigpond.net.au>
5335 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
5339 (cmpsi splitter): Likewise.
5340 (modsi3): Fail if <= 0.
5341 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
5342 redundant test when HOST_BITS_PER_WIDE_INT != 32.
5343 (reg_or_sub_cint64_operand): Likewise.
5344 (num_insns_constant_wide): Optimize sign extension.
5345 (rs6000_legitimize_address): Likewise.
5347 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
5349 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
5350 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
5352 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
5354 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
5355 address calculation.
5357 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
5359 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
5360 scratch register to DImode / TImode.
5361 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
5362 register used does not overlap the target.
5364 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5366 * Makefile.in (debug.o): Depend on debug.h.
5367 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
5368 * debug.c (do_nothing_debug_hooks): Likewise.
5369 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
5370 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
5371 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
5372 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
5373 * dwarfout.c (dwarf_debug_hooks): Likewise.
5374 * integrate.c (output_inline_function): Likewise.
5375 * objc/objc-act.c (synth_module_prologue): Likewise.
5376 * sdbout.c (sdb_debug_hooks): Likewise.
5377 * toplev.c (debug_hooks): Likewise.
5378 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5380 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5382 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
5383 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
5384 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
5385 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
5386 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
5387 * defaults.h (POINTER_SIZE): Define.
5388 * doc/tm.texi (POINTER_SIZE): Document default.
5390 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5392 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
5394 2002-03-11 Richard Henderson <rth@redhat.com>
5396 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
5397 if rebuild_label_notes_after_reload.
5399 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
5401 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
5402 emit pic register load if "internal" visibility.
5403 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
5404 (cris_expand_builtin_va_arg): Do all computations on trees.
5406 2002-03-11 Richard Henderson <rth@redhat.com>
5408 * rtlanal.c: Include recog.h.
5409 (keep_with_call_p): Fix thinko.
5410 * Makefile.in (rtlanal.o): Update dependencies.
5412 2002-03-11 Chris Meyer <cmeyer@gatan.com>
5414 * genflags.c (gen_insn): Use IS_VSPACE.
5415 * genoutput.c (output_insn_data): Likewise.
5416 (process_template): Likewise.
5418 2002-03-11 Richard Henderson <rth@redhat.com>
5420 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
5422 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
5424 * Makefile.in: Update.
5425 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
5426 Update documentation.
5427 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
5428 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
5430 2002-03-11 Zack Weinberg <zack@codesourcery.com>
5432 * Makefile.in: Give texi2pod its input file as a command line
5433 argument, not on stdin.
5435 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
5436 Daniel Berlin <dan@dberlin.org>
5438 C++ alias analysis improvement.
5439 * alias.c (record_component_aliases): Record aliases for base
5442 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
5444 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
5446 2002-03-11 Douglas B Rupp <rupp@gnat.com>
5448 * toplev.c (vms_fopen): Remove, not needed.
5450 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
5452 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
5454 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
5455 for FP, already done later.
5457 * toplev.c (debug_args): Add entry for VMS_DEBUG.
5458 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
5460 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
5462 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
5463 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
5464 LARGEST_EXPONENT_IS_NORMAL for the given mode.
5465 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
5466 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
5467 (ediv, emul, eldexp, esqrt): Likewise.
5468 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
5469 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
5470 (saturate): New function.
5471 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
5472 (make_nan): Use a saturation value instead of a NaN if
5473 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
5474 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
5475 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
5476 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
5477 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
5478 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
5479 !ROUND_TOWARDS_ZERO.
5480 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
5481 (ROUND_TOWARDS_ZERO): Document.
5483 2002-03-11 Andreas Jaeger <aj@suse.de>
5485 * cfg.c (dump_flow_info): Remove unused variable.
5487 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
5489 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
5490 computations on trees.
5492 2002-03-10 Richard Henderson <rth@redhat.com>
5495 * reload.c (copy_replacements_1): New.
5496 (copy_replacements): Use it to recurse through the rtx.
5498 2002-03-10 Richard Henderson <rth@redhat.com>
5500 * loop.c (strength_reduce): Compute number of iterations as
5501 unsigned HOST_WIDE_INT.
5503 2002-03-10 Richard Henderson <rth@redhat.com>
5505 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
5506 to move away from the end of the block.
5508 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
5510 PR preprocessor/5899
5511 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
5513 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5515 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
5517 * attribs.c (decl_attributes): Fix signed/unsigned warning.
5519 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
5521 * config/mmix/mmix.c: Improve comments.
5522 (mmix_target_asm_function_prologue): Drop variable
5523 empty_stack_frame. Don't allocate unused slot above fp.
5524 (mmix_target_asm_function_epilogue): Mirror prologue changes.
5525 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
5526 brace in first column.
5527 (enum reg_class): Ditto.
5528 (FIRST_PARM_OFFSET): Now 0.
5529 (USER_LABEL_PREFIX): Remove #if 0:d definition.
5531 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5533 * combine.c (make_extraction): Fix error in last change.
5535 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5537 * c4x.c (c4x_fp_reglist): Const-ify.
5538 * cris.c (cris_print_operand): Likewise.
5539 * i386.c (ix86_va_arg): Likewise.
5540 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
5541 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
5542 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
5543 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
5544 * mcore.h (regno_reg_class): Likewise.
5545 * mips.c (gen_int_relational): Likewise.
5546 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
5547 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
5548 * pdp11.c (move_costs): Likewise.
5549 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
5550 * s390.c (s390_branch_condition_mnemonic, regclass_map):
5552 * s390.h (regclass_map): Likewise.
5553 * sh.c (shift_amounts): Likewise.
5554 * sh.md (rotlsi3): Likewise.
5556 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
5558 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
5559 (ne0+5): Use new clobber to generate proper shift pattern.
5560 Patch by Michael Matz <matz@kde.org>.
5562 2002-03-09 Andreas Schwab <schwab@suse.de>
5564 * gcc.c (validate_all_switches): Also handle `%W{...}'.
5566 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
5568 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
5570 2002-03-09 Jakub Jelinek <jakub@redhat.com>
5573 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
5574 even for non-representable constants.
5576 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5578 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
5579 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
5580 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
5581 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
5582 (pop_function_context): Compute MAY_SHARE parameter for
5584 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
5585 (gen_mem_addressof): Call fixup_var_refs with new parm.
5587 * combine.c (make_extraction): Don't make extension of CONST_INT.
5589 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
5591 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
5592 in o32 and o64 ABIs.
5593 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
5594 but getting fixed-size structs passed in registers regardless of
5595 padding in o32 and o64 ABIs.
5597 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
5598 offset before loading address of argument passed by transparent
5601 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
5603 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
5605 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
5607 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
5608 marker such that registers after it are saved.
5610 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5612 * sparc.c (arith_4096_operand): Fix error in last change.
5614 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
5616 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
5619 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
5621 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
5624 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
5626 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
5628 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
5630 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
5631 removed; fix return value.
5632 * combine.c (combine_instructions): Dirtify blocks where we failed to
5633 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
5634 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
5636 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5638 * gcse.c (insert_insn_end_bb): Fix typo in last change.
5640 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
5642 * recog.c (peephole2_optimize): Re-distribute EH edges.
5644 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
5646 * expr.c (expand_expr): Use unsave lang hook.
5647 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
5648 (LANG_HOOKS_INITIALIZER): Update.
5649 * langhooks.h (struct lang_hooks): New hook unsave.
5650 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
5651 (unsave_expr_1): Remove unused lang_unsave_expr_now.
5652 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
5653 (unsave_expr_now): Remove.
5654 * tree.h (unsave_expr_now, lang_unsave,
5655 lang_unsave_expr_now): Remove.
5658 2002-03-08 Andreas Jaeger <aj@suse.de>
5660 * flow.c (propagate_block_delete_insn): Remove unused variable.
5662 2002-03-08 Kazu Hirata <kazu@hxi.com>
5664 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
5665 insn length for memory load/store.
5667 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
5669 * doc/install.texi (--with-libiconv-prefix): Document.
5671 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
5673 * doc/sourcebuild.texi: Fix typo.
5675 2002-03-08 Jakub Jelinek <jakub@redhat.com>
5678 * builtins.c (std_expand_builtin_va_arg): Do all computations on
5681 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5683 * rtl.c (copy_most_rtx): Move from here ...
5684 * emit-rtl.c (copy_most_rtx): ... to here.
5686 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
5688 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
5689 SUBTARGET_CPP_SIZE_SPEC.
5690 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
5692 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
5694 2002-03-07 Matt Hiller <hiller@redhat.com>
5696 * gensupport.c (first_dir_md_include): Renamed from include;
5697 change all references.
5698 (last_dir_md_include): Renamed from last_include; change all
5700 (init_md_reader): Unconditionally initialize base_dir whether or
5701 not filename is a relative path.
5703 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
5705 * config/fp-bit.c (_unord_f2): Compile it in even if
5706 US_SOFTWARE_GOFAST is enabled.
5708 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
5709 NULL_RTX. Set all HFmode operations as NULL_RTX.
5710 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
5711 NULL_RTX, try reversing the comparison and the operands.
5713 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
5715 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
5716 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
5719 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
5721 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
5723 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
5725 * basic-block.h (fixup_abnormal_edges): Declare.
5726 * reload1.c (fixup_abnormal_edges): New function.
5727 * reg-stack.c (convert_regs): Use it.
5729 * gcse.c (insert_insn_end_bb): Handle trapping insns.
5731 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
5733 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
5735 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
5736 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
5737 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
5738 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
5739 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
5740 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
5741 unless x and y could be infinite.
5742 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
5743 Check that the common type of both arguments is a real, even for
5744 targets without unordered comparisons. Allow an integer argument
5745 to be compared against a real.
5746 (expand_tree_builtin): Use expand_unordered_cmp.
5747 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
5748 * cse.c (fold_rtx): Likewise. Fix indentation.
5749 * fold-const.c (fold_real_zero_addition_p): New.
5750 (fold): Use it, and the new HONOR_... macros.
5751 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
5752 * jump.c (reversed_comparison_code_parts): After searching for
5753 the true comparison mode, use HONOR_NANS to decide whether it
5754 can be safely reversed.
5755 (reverse_condition_maybe_unordered): Remove IEEE check.
5756 * simplify-rtx.c (simplify_binary_operation): Use the new macros
5757 to decide which simplifications are valid. Allow the following
5758 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
5759 and (a - -b) to (a + b).
5760 (simplify_relational_operation): Use HONOR_NANS.
5761 * doc/tm.texi: Document the MODE_HAS_... macros.
5763 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
5765 * combine.c (simplify_comparison): If simplifying a logical shift
5766 right and compare with constant, force the comparison to unsigned.
5768 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
5770 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
5772 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
5774 (alt_reg_names): Remove % for vrsave.
5776 2002-03-06 Richard Henderson <rth@redhat.com>
5778 PR optimization/5844
5779 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
5780 if used indicates we've already emitted one copy of an operand.
5781 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
5782 (gen_split): Supply a non-null used.
5784 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
5786 * reload1.c (reload): Unshare all rtl after reload is done.
5788 * simplify-rtx.c (simplify_plus_minus): Do not abort,
5789 but simply fail if the expression is too complex to simplify.
5790 (simplify_gen_binary): Handle simplify_plus_minus failures.
5792 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
5794 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
5795 consistently call delete_trivially_dead_insns after CSE and GCSE;
5796 fix DFI_life dumping; do jump threading after liveness; do crossjumping
5797 after liveness2; update comment in last crossjumping.
5798 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
5800 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
5802 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
5803 after completing fast dead code elimination.
5805 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
5808 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
5810 * version.c: Fix misplaced leading blanks on first line.
5812 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
5814 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
5816 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
5818 * cfgcleanup.c (mentions_nonequal_regs): New function.
5819 (thread_jump): Use it.
5820 * toplev.c (rest_of_compilation): Run jump threading after
5823 2002-03-06 Jakub Jelinek <jakub@redhat.com>
5825 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
5828 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
5830 * predict.c (estimate_bb_frequencies): Do not reload the
5831 frequencies from notes.
5833 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
5835 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
5836 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
5838 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
5839 delete_noop_moves): Return indeger.
5840 * flow.c (ndead): New variable.
5841 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
5842 BB argument; update callers.
5843 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
5844 (life_analysis): Do not call purge_all_dead_edges.
5845 (update_life_info): Return number of deleted insns; print statistics.
5846 (update_life_info_in_dirty_blocks): likewise.
5847 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
5848 return number of insns deleted.
5850 * cse.c: Include timevar.h
5851 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
5852 iterate until stabilizes; print statistics; return number of killed
5854 * Makefile.in: (cse.o): Add timevar.h dependency
5855 * rtl.h (delete_trivially_dead_insns): New.
5856 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
5857 * toplev.c (rest_of_compilation): Update callers.
5859 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
5860 (try_optimize_cfg): Do not update liveness.
5861 (cleanup-cfg): Loop until try_optimize_cfg and dead code
5862 removal stabilizes; use delete_trivially_dead_insns.
5864 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
5866 2002-03-05 Zack Weinberg <zack@codesourcery.com>
5868 * cppmain.c (setup_callbacks): Disable #pragma and #ident
5869 callbacks when processing assembly language.
5871 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5873 * pa.h (ASM_FILE_END): Define.
5874 * som.h (ASM_FILE_END): Delete.
5876 * pa.c (function_arg): Don't pass floats in general registers in
5877 indirect calls if TARGET_ELF32.
5879 2002-03-05 Richard Henderson <rth@redhat.com>
5881 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
5883 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
5885 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
5887 2002-03-05 Jakub Jelinek <jakub@redhat.com>
5889 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
5890 -r command line. Don't hide any symbols if not building
5893 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
5895 * cfg.c (dump_flow_info): Warn about profile mismatches.
5896 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
5897 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
5899 2002-03-05 Jakub Jelinek <jakub@redhat.com>
5901 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
5902 wide volatile memory by parts.
5904 2002-03-05 Jakub Jelinek <jakub@redhat.com>
5906 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
5909 2002-03-05 Richard Henderson <rth@redhat.com>
5911 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
5913 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
5915 * toplev.c (documented_lang_options): Document more
5916 language-specific options.
5917 * doc/invoke.texi (Warning Options): Correct documentation for
5918 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
5919 * c-decl.c (c_decode_option): Use a table to handle warning options.
5921 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
5923 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
5924 parameter to mmix_encode_section_info.
5925 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
5926 relocatably. Always produce ELF, not mmo if linking relocatably.
5927 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
5928 first is non-zero, don't add symbol prefix.
5929 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
5930 prototype accordingly.
5932 2002-03-04 Krister Walfridsson <cato@df.lth.se>
5934 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
5936 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
5938 * configure.in: Increase required makeinfo version to 4.1.
5939 * configure: Regenerate.
5941 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
5943 * .cvsignore: Remove *.info* and genrtl*; these files are generated
5946 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
5948 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
5949 * doc/invoke.texi: Fix @math uses.
5951 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
5953 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
5956 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
5958 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
5959 (powerpc-*-eabisimaltivec*): Same.
5961 * config/rs6000/t-ppcendian: New.
5963 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5965 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
5966 nonimmediate_src_operand and nonimmediate_lsrc_operand to
5967 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
5969 2002-03-03 Richard Henderson <rth@redhat.com>
5971 * toplev.c (rest_of_decl_compilation): Revert last two changes.
5973 2002-03-03 Zack Weinberg <zack@codesourcery.com>
5975 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
5976 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
5977 tree.c, config/m68k/m68k.c:
5978 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
5979 REAL_ARITHMETIC blocks unconditional. Delete some further
5980 #ifdef blocks predicated on REAL_ARITHMETIC.
5981 * flags.h, toplev.c: Delete remaining references to
5984 * doc/invoke.texi: Remove documentation of -fpretend-float.
5985 * doc/tm.texi: Describe the various REAL_* macros as provided by
5986 real.h, not by the target configuration files.
5988 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
5989 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
5990 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
5991 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
5992 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
5993 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
5994 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
5995 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
5996 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
5997 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
5998 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
5999 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
6000 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
6001 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
6002 config/xtensa/xtensa.h:
6003 Do not define, undefine, or mention in comments any of
6004 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
6005 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
6006 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
6007 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
6008 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
6009 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
6010 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
6011 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
6012 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
6014 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6016 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
6017 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
6018 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
6019 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
6020 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
6021 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
6023 * defaults.h (BITS_PER_WORD): Define.
6024 * doc/tm.texi (BITS_PER_WORD): Document default value.
6026 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
6027 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
6028 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
6030 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6032 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
6033 lieu of explicit sizeof/sizeof.
6034 * i386.c (override_options, ix86_init_mmx_sse_builtins,
6035 ix86_expand_builtin): Likewise.
6036 * mips.c (mips_add_gc_roots): Likewise.
6037 * mmix.c (mmix_output_condition): Likewise.
6038 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
6039 altivec_init_builtins): Likewise.
6040 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
6041 * cppexp.c (Nsuff, parse_number): Likewise.
6042 * cppinit.c (builtin_array_end): Likewise.
6043 * gcc.c (n_default_compilers, process_command): Likewise.
6044 * genpreds.c (output_predicate_decls): Likewise.
6045 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
6046 * lcm.c (N_ENTITIES): Likewise.
6047 * stor-layout.c (set_sizetype): Likewise.
6049 2002-03-03 Richard Henderson <rth@redhat.com>
6051 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
6052 for types or labels.
6054 2002-03-03 Richard Henderson <rth@redhat.com>
6056 * c-decl.c (start_decl): Initialized variables are not common.
6058 2002-03-02 Per Bothner <per@bothner.com>
6060 * gcc.c (option_map): Suport new --bootclasspath option.
6061 --CLASSPATH is now just an alias for --classpath.
6063 2002-03-02 Richard Henderson <rth@redhat.com>
6065 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
6066 load if "internal" visibility.
6067 * doc/extend.texi: Document visibility meanings.
6069 2002-03-02 Richard Henderson <rth@redhat.com>
6071 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
6072 to functions as well.
6074 2002-03-02 Richard Henderson <rth@redhat.com>
6076 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
6077 (handle_visibility_attribute): Don't call assemble_visibility.
6078 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
6079 without asmspec. Invoke assemble_alias when needed.
6080 * varasm.c (maybe_assemble_visibility): New.
6081 (assemble_start_function, assemble_variable, assemble_alias): Use it.
6083 2002-03-02 Richard Henderson <rth@redhat.com>
6085 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
6086 invoke ENCODE_SECTION_INFO with first call flag.
6088 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
6089 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
6090 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
6091 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
6092 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
6093 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
6094 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
6095 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
6096 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
6097 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
6098 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
6099 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
6100 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
6101 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
6102 config/mcore/mcore-protos.h, config/mcore/mcore.c,
6103 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
6104 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
6105 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
6106 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
6107 config/sh/sh.h, config/sparc/sparc.h,
6108 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
6109 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
6110 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
6111 FIRST argument. As needed, examine it and do nothing.
6113 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
6114 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
6115 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
6117 * config/arm/t-pe (pe.o): Add dependencies.
6119 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6121 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
6122 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
6123 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
6124 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
6125 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
6126 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
6127 * defaults.h (BITS_PER_UNIT): Define.
6128 * doc/tm.texi (BITS_PER_UNIT): Document default value.
6130 2002-03-02 Kazu Hirata <kazu@hxi.com>
6132 * config/h8300/h8300-protos.h: Add a prototype for
6133 compute_a_shift_length.
6134 * config/h8300/h8300.c (h8300_asm_insn_count): New.
6135 (compute_a_shift_length): Likewise.
6136 (h8300_adjust_insn_length): Do not adjust insn length of shift
6138 * config/h8300/h8300.md (anonymous shift patterns): Use
6139 compute_a_shift_length.
6141 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6143 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
6146 * emit-rtl.c (offset_address): Call update_temp_slot_address.
6148 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6150 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
6151 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
6152 * flags.h (flag_zero_initialized_in_bss): Declare.
6153 * toplev.c (flag_zero_initialized_in_bss): New flag.
6154 (lang_independent_options): Add flag_zero_initialized_in_bss.
6155 * tree.c (initializer_zerop): New function.
6156 * tree.h (initializer_zerop): Declare.
6157 * varasm.c (assemble_variable): If we can emit bss, put zero
6158 initializers in the bss section.
6160 2002-03-02 Alan Modra <amodra@bigpond.net.au>
6162 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
6163 like more than one symbol per .weak directive.
6165 2002-03-01 Richard Henderson <rth@redhat.com>
6167 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
6168 adjust argument_pointer by pretend_args_size.
6169 (ia64_va_start): Adjust va_start address by -pretend_args_size.
6171 2002-03-01 Kazu Hirata <kazu@hxi.com>
6173 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
6175 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
6177 * toplev.c (rest_of_compilation): Delete dead jumptables before
6179 * flow.c (delete_dead_jumptables): Make global.
6180 * rtl.h (delete_dead_jumptables): Declare.
6182 2002-03-01 David Edelsohn <edelsohn@gnu.org>
6184 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
6185 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
6186 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
6188 2002-03-01 Kazu Hirata <kazu@hxi.com>
6190 * config/h8300/h8300-protos.h: Fix formatting.
6191 * config/h8300/h8300.c: Likewise.
6192 * config/h8300/h8300.h: Likewise.
6194 2002-03-01 Kazu Hirata <kazu@hxi.com>
6196 * config/h8300/h8300.c (print_operand): Support 16-bit
6198 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
6200 2002-02-28 Richard Henderson <rth@redhat.com>
6202 * expmed.c (store_bit_field): Prevent generation of CONCATs;
6203 pun complex values as integers; use gen_lowpart instead of
6205 (extract_bit_field): Likewise.
6207 2002-03-01 Alan Modra <amodra@bigpond.net.au>
6208 David Edelsohn <edelsohn@gnu.org>
6210 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
6211 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
6212 (SUPPORTS_WEAK): Likewise.
6213 * output.h (add_weak): Add tree param.
6214 * varasm.c (add_weak): Likewise. Save decl.
6215 (struct weak_syms): Add decl field.
6216 (mark_weak_decls): New function.
6217 (init_varasm_once): ggc_add_root mark_weak_decls.
6218 (assemble_start_function): Use ASM_WEAKEN_DECL.
6219 (assemble_variable): Likewise.
6220 (assemble_alias): Likewise.
6221 (declare_weak): Pass decl to add_weak.
6222 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
6223 (remove_from_pending_weak_list): Declare and define for
6225 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
6226 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
6227 * defaults.h (SUPPORTS_WEAK): Likewise.
6228 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
6229 .weak for code sym. Do emit .size for descriptor sym.
6230 (ASM_DECLARE_FUNCTION_SIZE): Define.
6231 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
6232 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
6233 .lglobl unless TARGET_XCOFF. Formatting fixes.
6234 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
6236 (HANDLE_PRAGMA_WEAK): Remove.
6237 (ASM_WEAKEN_LABEL): Remove.
6238 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
6240 2002-03-01 Jason Merrill <jason@redhat.com>
6242 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
6243 (TARGET_EXPR_CLEANUP): New macro.
6245 2002-02-28 Steve Ellcey <sje@cup.hp.com>
6247 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
6248 to take ptr_extend into account as third type of extension.
6249 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
6250 fields used by SUBREG_PROMOTED_UNSIGNED_P.
6251 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
6252 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
6253 * calls.c (precompute_arguments): Use new macro.
6254 (expand_call): Ditto.
6255 * combine.c (nonzero_bits): Ditto.
6256 (record_promoted_value): Ditto.
6257 * expr.c (store_expr): Ditto.
6258 (expand_expr): Ditto.
6259 * function.c (assign_parms): Ditto.
6261 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
6263 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
6264 override -shared and -shared-libgcc.
6266 2002-02-28 David O'Brien <obrien@FreeBSD.org>
6268 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
6270 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
6273 2002-02-28 Richard Henderson <rth@redhat.com>
6275 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
6276 4 cycle latency from MM producers.
6277 (ia64_internal_sched_reorder): Likewise with pipeline flush.
6279 2002-02-28 Jakub Jelinek <jakub@redhat.com>
6281 * mklibgcc.in: Don't use GNU make extension.
6283 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
6285 * c-parse.in (STATIC): New terminal.
6286 (scspec): New non-terminal. Update productions accordingly.
6287 (program): Remove bogus ifc / end ifc.
6288 (array_declarator): Simplify production using STATIC.
6290 2002-02-28 Jim Meyering <meyering@lucent.com>
6292 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
6293 \a still means TARGET_BELL.
6295 2002-02-28 Richard Henderson <rth@redhat.com>
6297 * haifa-sched.c (sched_emit_insn): New.
6298 (schedule_block): Use last_scheduled_insn to track last insn.
6299 * sched-int.h (sched_emit_insn): Prototype.
6300 * config/ia64/ia64.c (last_issued): Remove.
6301 (ia64_variable_issue): Don't set it.
6302 (nop_cycles_until): Use sched_emit_insn.
6304 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
6306 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
6309 2002-02-28 Kazu Hirata <kazu@hxi.com>
6311 * config/h8300/h8300.c: Fix formatting.
6312 * config/h8300/h8300.h: Likewise.
6314 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
6316 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
6317 which may overwrite the high byte of the frame pointer.
6319 2002-02-28 Bo Thorsen <bo@suse.de>
6321 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
6322 (STARTFILE_SPEC): Add 64 bit files.
6323 (ENDFILE_SPEC): Likewise.
6325 2002-02-28 Jason Merrill <jason@redhat.com>
6327 * c-decl.c (finish_function): Only warn about missing return
6328 statement with -Wreturn-type.
6330 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
6332 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
6334 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
6335 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
6337 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
6339 * basic-block.h (BB_REACHABLE): Renumber.
6340 (BB_DIRTY, BB_NEW): New flags.
6341 (clear_bb_flags): Declare.
6342 (update_life_info_in_dirty_blocks): Declare.
6343 * cfg.c (clear_bb_flags): New function.
6344 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
6345 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
6346 reorder_insns, emit_insn_after): Mark block as dirty.
6347 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
6348 (update_life_info_in_dirty_blocks): New function.
6349 * recog.c (apply_change_group): Dirtify block.
6351 * cse.c (cse_insn): Reorder emitting of jump insn to keep
6353 * gcse.c (delete_null_pointer_checks): Likewise.
6355 * toplev.c (dump_file_index): Move cse2 after bp,
6357 (dump_file_info): Similary.
6358 (rest_of_compilation): Avoid most of CFG rebuilds;
6359 do first if converision after null pointer checks, do cse2
6360 after branch prediction; avoid full liveness rebuild after
6361 initializing subregs.
6362 * invoke.texi (-d options): Document -du, renumber.
6364 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
6365 (notice_new_block): Do not set BB_UPDATE_LIFE.
6366 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
6367 merge_blocks_move_successor_nojumps, merge_blocks,
6368 try_crossjump_to_edge): Likewise.
6369 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
6370 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
6371 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
6372 (merge_of_block): Do not use life_data_ok.
6373 (find_if_case_1): Do not use SET_UPDATE_LIFE.
6374 (if_convert): Use BB_DIRTY mechanizm to update life.
6375 * lcm.c (optimize_mode_switching): Update
6376 update_life_info_in_dirty_blocks
6378 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
6380 * Makefile.in (integrate.o): Update.
6381 * c-decl.c (copy_lang_decl): Rename.
6382 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
6383 * integrate.c: Include langhooks.h.
6384 (copy_decl_for_inlining): Update to use langhook.
6385 * langhooks-def.h (lhd_do_nothing_t,
6386 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
6387 (LANG_HOOKS_INITIALIZER): Update.
6388 * langhooks.c (lhd_do_nothing_t): New.
6389 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
6390 * tree.h (copy_lang_decl): Remove.
6392 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
6394 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
6396 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
6397 POST_DEC, and POST_MODIFY.
6399 2002-02-27 Zack Weinberg <zack@codesourcery.com>
6401 * c-typeck.c (digest_init): Remove unused parameter; all
6404 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
6406 * expmed.c (expand_shift): Correctly test for low part of a
6409 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
6411 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
6412 insn UIDs with insn addresses.
6414 2002-02-27 Zack Weinberg <zack@codesourcery.com>
6416 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
6417 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
6418 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
6419 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
6420 gcc.c, toplev.c: Delete code implementing -traditional mode.
6422 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
6423 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
6424 Document removal of -traditional mode for compilation, and
6425 remove documentation only relevant to that mode.
6427 * config/nextstep.h, config/ptx4.h, config/svr4.h,
6428 config/convex/convex.h, config/d30v/d30v.h,
6429 config/i386/dgux.h, config/i386/osf1elf.h,
6430 config/i386/osfelf.h, config/i386/osfrose.h,
6431 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
6432 config/m68k/hp310.h, config/m88k/dgux.h,
6433 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
6434 config/m88k/m88k.h, config/m88k/openbsd.h,
6435 config/mips/abi64.h, config/mips/osfrose.h,
6436 config/mips/svr4-5.h, config/mips/svr4-t.h,
6437 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
6438 config/stormy16/stormy16.h: Remove all references to
6439 -traditional from target specs. Delete all mention of the
6440 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
6441 delete a couple of commented-out definitions of
6442 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
6445 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
6446 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
6448 2002-02-27 Zack Weinberg <zack@codesourcery.com>
6450 * mklibgcc.in: Don't use \n in a line subject to
6451 interpretation by echo.
6453 2002-02-27 Graham Stott <grahams@redhat.com>
6455 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
6458 * loop.c (prescan_loop): Handle PARALLEL.
6460 * unroll.c (loop_iterations): Return 0 if the add_val for
6463 * final.c (output_operand_lossage): Constify PFX_STR.
6465 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
6467 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
6469 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
6470 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
6472 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
6474 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
6476 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
6478 * cpplex.c (_cpp_lex_token): Handle directives in macro
6480 * cpplib.c (_cpp_handle_directive): Save and restore state
6481 if parsing macro args when entering a directive.
6482 * cppmacro.c (collect_args): No need to handle directives
6484 (enter_macro_context, replace_args): Use the original macro
6485 definition in case it was redefined whilst collecting arguments.
6489 2002-02-26 David Edelsohn <edelsohn@gnu.org>
6491 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
6492 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
6493 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
6495 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
6496 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
6497 (load_toc_v4_PIC_2): Same.
6499 2002-02-26 Alan Modra <amodra@bigpond.net.au>
6501 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
6503 2002-02-26 Richard Henderson <rth@redhat.com>
6505 * config/alpha/alpha.md (ashldi_se): Re-enable.
6507 2002-02-26 Richard Henderson <rth@redhat.com>
6509 * config/alpha/alpha.c (alpha_encode_section_info): Examine
6510 MODULE_LOCAL_P; improve commentary.
6512 2002-02-26 Zack Weinberg <zack@codesourcery.com>
6514 * doc/cpp.texi: Clarify documentation of relationship between
6517 2002-02-26 Kazu Hirata <kazu@hxi.com>
6519 * config/h8300/h8300-protos.h: Update the prototype for
6520 compute_logical_op_length. Add the prototype for
6521 compute_logical_op_cc.
6522 * config/h8300/h8300.c (compute_logical_op_length): Figure out
6524 (compute_logical_op_cc): New.
6525 * config/h8300/h8300.md: Combine all the logical op patterns
6526 in HImode and SImode. Use compute_logical_op_cc.
6528 2002-02-26 Kelley Cook <kelleycook@comcast.net>
6530 * config/i386/i386.c (print_operand): Don't append ATT-style
6531 length suffixs to x87 opcodes when in Intel mode.
6533 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
6535 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
6536 (init_emit_once): Update calls.
6537 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
6538 (init_syntax_once): Prototype.
6540 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
6542 * pa-linux.h (LIB_SPEC): Update definition.
6543 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
6545 2002-02-26 Richard Henderson <rth@redhat.com>
6547 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
6548 if we emitted a stop bit.
6550 2002-02-26 Jakub Jelinek <jakub@redhat.com>
6552 * configure.in (libgcc_visibility): Substitute.
6553 * configure: Rebuilt.
6554 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
6555 defined symbols .hidden.
6557 2002-02-26 Jakub Jelinek <jakub@redhat.com>
6559 * attribs.c (c_common_attribute_table): Add visibility.
6560 (handle_visibility_attribute): New function.
6561 * varasm.c (assemble_visibility): New function.
6562 * output.h (assemble_visibility): Add prototype.
6563 * tree.h (MODULE_LOCAL_P): Define.
6564 * crtstuff.c (__dso_handle): Use visibility attribute.
6565 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
6566 for MODULE_LOCAL_P symbols too.
6567 * config/ia64/ia64.c (ia64_encode_section_info): Handle
6568 MODULE_LOCAL_P symbols the same way as local symbols.
6569 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
6570 into .sdata/.sbss by the user.
6571 * doc/extend.texi (Function Attributes): Document visibility
6574 2002-02-26 Jakub Jelinek <jakub@redhat.com>
6577 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
6578 STRING_CST initializer spanning the whole variable without
6580 If expand_expr returned MEM, don't use it.
6582 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
6584 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
6585 generate a die for the lexical block.
6587 2002-02-26 Kazu Hirata <kazu@hxi.com>
6589 * config/h8300/h8300-protos.h: Add a prototype for
6590 compute_logical_op_length.
6591 * config/h8300/h8300.c (compute_logical_op_length): New.
6592 * config/h8300/h8300.md (anonymous logical patterns): Use
6593 compute_logical_op_length for length.
6595 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
6597 * dwarf2out.c (modified_type_die): Do not call type_main_variant
6599 (gen_type_die): Same.
6601 * attribs.c (handle_vector_size_attribute): Set debug information.
6603 2002-02-26 Daniel Egger <degger@fhm.edu>
6605 * config/rs6000/rs6000.md: Swap define_insn attributes to
6606 fix incorrect generation of merge high instructions instead
6609 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
6611 * c-typeck.c (really_start_incremental_init): Use
6612 bitsize_zero_node for vectors.
6614 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
6616 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
6617 ("*set_vrsave_internal"): Same.
6619 2002-02-25 Richard Henderson <rth@redhat.com>
6621 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
6622 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
6624 2002-02-25 Jakub Jelinek <jakub@redhat.com>
6627 * config/i386/i386.c (ix86_return_pops_args): Only pop
6628 fake structure return argument if it was passed on the stack.
6630 2002-02-25 Jason Merrill <jason@redhat.com>
6632 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
6635 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
6637 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
6638 link with shared_name only.
6639 * doc/invoke.texi (Link Options): Document new behavior.
6641 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
6643 * c-typeck.c (push_init_level): Handle vectors.
6645 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
6647 * config/sparc/sparc.c (const64_high_operand): Zero-extend
6648 operands of SPARC_SETHI_P.
6649 (input_operand): Likewise.
6650 (sparc_emit_set_const32): Likewise.
6651 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
6652 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
6653 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
6654 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
6655 (movdi_insn_sp64_vis): Likewise.
6656 (movdi split, movdf split): Use SETHI32.
6657 * doc/md.texi: Document SPARC constraints L, M and N.
6659 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
6661 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
6662 ("*set_vrsave_internal"): use mfspr for Darwin.
6664 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
6665 gen_get_vrsave_internal.
6667 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6669 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
6671 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
6673 * cpplex.c (cpp_interpret_charconst): Get signedness or
6674 otherwise of wide character constants correct.
6675 * cppexp.c (lex): Get signedness of wide charconsts correct.
6677 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6679 * optabs.c (widen_operand): Only call convert_modes for
6680 promoted SUBREG if signedness matches.
6681 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
6683 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
6685 * cpplib.c (glue_header_name): Use local buffer to build up
6688 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
6690 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
6692 2002-02-23 Kazu Hirata <kazu@hxi.com>
6694 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
6695 H8/300[HS] separately.
6696 * config/h8300/h8300.md: Remove the early clobber constraint
6697 from bit field patterns.
6699 2002-02-23 Kazu Hirata <kazu@hxi.com>
6701 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
6703 (mulhisi3): Likewise.
6704 (umulqisi3): Likewise.
6705 (umulhisi3): Likewise.
6707 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
6709 * cppinit.c (output_deps): Correct test for stdout output.
6710 (init_dependency_output): Cure warning.
6712 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6714 * expr.c (store_expr): When converting expression to promoted
6715 equivalent type, allow using SUBREG_REG of TARGET as the target
6716 of the expansion of EXP.
6717 * loop.c (basic_induction_var, case SUBREG): Always look inside.
6718 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
6719 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
6720 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
6721 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
6723 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
6725 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
6726 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
6727 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
6729 2002-02-23 Jakub Jelinek <jakub@redhat.com>
6731 PR optimization/5747
6732 * loop.c (scan_loop): Update reg info if move_movables created new
6735 2002-02-23 David Edelsohn <edelsohn@gnu.org>
6737 * gcc.c (init_gcc_spec): Revert last change.
6739 2002-02-23 David Edelsohn <edelsohn@gnu.org>
6741 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
6742 gpc_reg_operand constraint.
6744 2002-02-23 Alan Modra <amodra@bigpond.net.au>
6746 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
6747 Simplify comparison of `low'.
6748 (add_operand): Fix formatting.
6749 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
6750 (mask_operand): Disallow mask to wrap in 64-bit mode.
6751 (rs6000_stack_info): Remove redundant test setting push_p.
6752 (output_toc): Fix formatting.
6753 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
6754 cc_reg_not_cr0_operand constraint.
6755 (booldi3, boolcdi3 splitters): Same.
6757 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
6759 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
6761 2002-02-22 David Edelsohn <edelsohn@gnu.org>
6763 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
6764 gcc invoked with -shared-libgcc.
6766 2002-02-22 Jakub Jelinek <jakub@redhat.com>
6769 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
6770 decl if any of elements was TREE_USED.
6772 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
6774 * config/sparc/sol2.h: Don't include sys/mman.h.
6775 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
6776 (arith_4096_operand): Don't throw high bits away.
6777 (const64_operand): Take sign extension of CONST_INTs into account.
6778 (const64_high_operand, sparc_emit_set_const32): Likewise.
6779 (GEN_HIGHINT64): Likewise.
6780 (sparc_emit_set_const64_quick1): Likewise.
6781 (const64_is_2insns): Likewise.
6782 (print_operand): Use trunc_int_for_mode for sign extension.
6783 * config/sparc/sparc.h (SMALL_INT32): Likewise.
6784 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
6785 chars. Assume CONST_INT is already properly sign-extended.
6786 (movdi split): Sign-extend each SImode part.
6787 (andsi3 split): Don't mask high bits off, so that result
6788 remains properly sign-extend.
6789 (iorsi3 split): Likewise.
6790 (xorsi3 split): Likewise.
6792 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
6794 * fold-const.c (fold): Fix typo in comments.
6796 2002-02-21 Diego Novillo <dnovillo@redhat.com>
6798 * Makefile.in (langhooks.o): Update dependencies.
6800 2002-02-21 Diego Novillo <dnovillo@redhat.com>
6802 * langhooks.c: Include flags.h.
6804 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
6806 * testsuite/gcc.dg/attr-alwaysinline.c: New.
6808 * c-common.c (c_common_post_options): Set inline trees by
6811 * doc/extend.texi (Function Attributes): Document always_inline
6813 Update documentation about inlining when not optimizing.
6815 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
6817 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
6818 unless DECL_ALWAYS_INLINE.
6820 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
6821 unless DECL_ALWAYS_INLINE.
6822 (c_disregard_inline_limits): Disregard if always_inline set.
6824 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
6825 Disregard if always_inline set.
6826 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
6827 unless DECL_ALWAYS_INLINE.
6829 * attribs.c (handle_always_inline_attribute): New.
6830 (c_common_attribute_table): Add always_inline.
6832 * config/rs6000/altivec.h: Add prototypes for builtins
6833 requiring the always_inline attribute.
6835 2002-02-21 Eric Christopher <echristo@redhat.com>
6837 * expmed.c (store_bit_field): Try to simplify the subreg
6838 before generating a new one when when the mode size of
6839 value is less than maxmode.
6841 2002-02-21 Richard Henderson <rth@redhat.com>
6843 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
6844 than gen_rtx_PLUS to form the sum.
6845 * explow.c (force_reg): Rearrange to not allocate new pseudo
6846 when force_operand returns a register.
6847 * expr.c (expand_assignment): Allow offset_rtx expansion to
6848 return a sum. Do not force addresses into registers.
6849 (expand_expr): Likewise.
6850 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
6851 to canonicalize arithmetic that didn't simpify.
6852 (simplify_plus_minus): New argument force; update
6853 all callers. Don't split CONST unless we can do something with it,
6854 and wouldn't lose the constness of the operands.
6856 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
6857 that we generated earlier.
6859 2002-02-21 Tom Tromey <tromey@redhat.com>
6861 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
6862 (output_line_info): Use constant `1', with a long explanatory
6864 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
6866 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
6868 * jump.c (redirect_jump): If old label has no UID, don't try to
6871 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
6873 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
6874 If input is constant, do shifts at compile time.
6876 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
6878 * doc/extend.texi: Fix some more overfull hboxes.
6880 2002-02-21 Jakub Jelinek <jakub@redhat.com>
6882 PR optimization/4994
6883 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
6886 2002-02-21 Jakub Jelinek <jakub@redhat.com>
6889 * expr.h (expand_and): Add mode argument.
6890 * expmed.c (expand_and): Add mode argument.
6891 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
6892 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
6893 * except.c (expand_builtin_extract_return_addr): Likewise.
6894 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
6895 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
6896 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
6897 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
6898 * config/c4x/c4x.md: Use GEN_INT (x) instead of
6899 gen_rtx (CONST_INT, VOIDmode, x).
6901 2002-02-21 Jakub Jelinek <jakub@redhat.com>
6904 * stmt.c (warn_if_unused_value): Move side effects test once more.
6906 2002-02-20 Torbjorn Granlund <tege@swox.com>
6908 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
6909 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
6911 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
6913 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
6914 SUBREG or ZERO_EXTEND.
6916 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
6918 * sh.h (current_function_anonymous_args): Remove.
6919 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
6920 of current_function_varargs and current_function_stdarg is set.
6921 * sh.c (sh_expand_prologue): Check current_function_varargs /
6922 current_function_stdarg / TARGET_SH5 instead of
6923 current_function_anonymous_args.
6925 * sh64.h (TARGET_VERSION): Define.
6927 2002-02-20 David Edelsohn <edelsohn@gnu.org>
6929 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
6930 VRSAVE_REGNO on TARGET_ALTIVEC.
6932 2002-02-20 Alan Modra <amodra@bigpond.net.au>
6934 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
6935 bits of SImode const_int.
6936 (includes_rshift_p): Likewise.
6937 (print_operand): Call mask_operand and mask64_operand with correct
6939 (rs6000_output_function_epilogue): Pad traceback table to word.
6940 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
6941 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
6942 mask64_operand with correct mode.
6943 (FUNCTION_ARG_REGNO_P): Correct parentheses.
6945 2002-02-20 Jakub Jelinek <jakub@redhat.com>
6948 * varasm.c (get_pool_constant_mark): New.
6949 * rtl.h (get_pool_constant_mark): Add prototype.
6950 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
6951 be represented if it has not been output.
6953 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
6955 * combine.c (do_SUBST): Sanity check substitutions of
6956 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
6957 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
6958 CONST_INT into its operand.
6959 (known_cond): Likewise, for ZERO_EXTEND.
6960 * simplify-rtx.c (simplify_unary_operation): Fix condition to
6961 allow for simplification of wide modes. Reject CONST_INTs in
6962 ZERO_EXTEND when their actual mode is not given.
6964 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
6966 * c-decl.c (pushdecl): If no global declaration is found for an
6967 extern declaration in block scope, try a limbo one.
6969 2002-02-20 Jakub Jelinek <jakub@redhat.com>
6972 * c-common.c (pointer_int_sum): Moved from...
6973 * c-typeck.c (pointer_int_sum): ...here.
6974 * c-common.h (pointer_int_sum): Add prototype.
6976 2002-02-20 Jakub Jelinek <jakub@redhat.com>
6979 * c-decl.c (duplicate_decls): Return 0 if issued error about
6982 2002-02-20 Roger Sayle <roger@eyesopen.com>
6983 Jakub Jelinek <jakub@redhat.com>
6986 * tree.c (host_integerp): Ensure that the constant integer is
6987 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
6988 when pos is zero or non-zero respectively. Clarify comment.
6989 * c-format.c (check_format_info_recurse): Fix host_integerp
6990 usage; the pos argument should be zero when assigning to a
6991 signed HOST_WIDE_INT.
6993 2002-02-20 Richard Henderson <rth@redhat.com>
6995 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
6996 of the operand, rather than assuming TImode.
6997 (ix86_expand_binop_builtin): Cope with commutative patterns
6998 using nonimmediate_operand for both operands.
6999 (ix86_expand_timode_binop_builtin): Likewise.
7000 (ix86_expand_store_builtin): Validate operand 1.
7001 (ix86_expand_unop1_builtin): Likewise.
7003 2002-02-20 Philip Blundell <philb@gnu.org>
7006 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
7008 2002-02-20 Richard Henderson <rth@redhat.com>
7011 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
7013 2002-02-20 Tom Tromey <tromey@redhat.com>
7015 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7016 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7017 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7018 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7019 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
7022 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
7024 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
7025 for (const_int 0) in X not just INTVAL.
7027 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
7029 * doc/extend.texi: Avoid or reduce overfull hboxes.
7031 2002-02-20 Diego Novillo <dnovillo@redhat.com>
7033 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
7034 operations if the field does not start at a mode boundary.
7036 2001-02-20 Joel Sherrill <joel@OARcorp.com>
7038 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
7039 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
7040 Also done for -Acpu and -Amachine.
7042 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
7044 * cppinit.c (init_dependency_output): Take deps output file
7045 from -o if none given with -MF. Suppress normal output.
7046 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
7047 * doc/cpp.texi, doc/invoke.texi: Update.
7049 2002-02-19 Zack Weinberg <zack@codesourcery.com>
7051 * toplev.c (output_quoted_string): Write unprintable
7052 characters with octal escapes.
7054 2002-02-19 David Edelsohn <edelsohn@gnu.org>
7056 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
7057 really_call_used[VRSAVE_REGNO] if not Altivec.
7059 2002-02-19 Alan Modra <amodra@bigpond.net.au>
7061 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
7063 (constant_pool_expr_1): Fix formatting.
7064 (rs6000_legitimize_reload_address): Likewise.
7066 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7068 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
7069 now that we have one.
7071 2002-02-19 Zack Weinberg <zack@codesourcery.com>
7073 * tree.h (struct tree_common): Remove aux. Add unused_0 at
7074 end of first block of bitfields (which was only seven bits);
7075 rename dummy to unused_1; remove comment which is no longer true.
7077 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
7079 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
7081 2002-02-19 Philip Blundell <pb@nexus.co.uk>
7084 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
7088 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
7089 arm_is_longcall_p rather than inspecting call-type cookie
7091 (call_value_insn) [TARGET_THUMB]: Likewise.
7093 2002-02-19 Graham Stott <grahams@redhat.com>
7095 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
7097 2002-02-19 David Edelsohn <edelsohn@gnu.org>
7099 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
7100 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
7101 (FP_SAVE_INLINE): Delete.
7103 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
7104 * config/rs6000/eabi.asm: Remove ABI save restore routines.
7105 * config/rs6000/t-ppccomm: Build crtsavres.o.
7106 * config/rs6000/crtsavres.asm: New file.
7108 2002-02-19 Philip Blundell <philb@gnu.org>
7110 * config/arm/arm.c (use_return_insn): Don't reject interrupt
7112 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
7113 (output_return_instruction): Allow interrupt functions to return with
7114 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
7115 (arm_expand_prologue): Subtract 4 before stacking LR in an
7118 2002-02-19 Philip Blundell <pb@nexus.co.uk>
7120 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
7121 decl, not just FUNCTION_DECL.
7122 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
7123 (arm_assemble_integer): Likewise.
7124 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
7127 2002-02-19 matthew green <mrg@eterna.com.au>
7129 * config.gcc (sparc-*-netbsdelf*): Enable target.
7130 (sparc64-*-netbsd*): New target.
7131 * config/sparc/netbsd-elf.h: New file.
7132 * config/sparc/t-netbsd64: New file.
7134 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
7136 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
7138 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
7140 * doc/invoke.texi: explicitly list the style guidelines that
7141 -Weffc++ checks for.
7143 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
7145 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
7147 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
7150 * gcc.c (cpp_unique_options): Treat -o as indicating object file
7151 only if not -E. If -E, pass -o through to the preprocessor.
7153 2002-02-19 Kazu Hirata <kazu@hxi.com>
7155 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
7156 register number with an appropriate macro.
7158 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
7160 * doc/rtl.texi (Constants): Close @code tag.
7162 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
7164 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
7165 ("mmx_uavgv4hi3"): Same.
7166 ("pmulhrwv4hi3"): Same.
7168 * tree-inline.c (walk_tree): Handle vectors.
7170 * c-common.c (constant_expression_warning): Handle vectors.
7171 (overflow_warning): Same.
7173 * sched-deps.c (sched_analyze_2): Handle vectors.
7175 * rtlanal.c (rtx_unstable_p): Handle vectors.
7176 (rtx_varies_p): Same.
7177 (count_occurrences): Same.
7178 (regs_set_between_p): Same.
7179 (modified_between_p): Same.
7180 (modified_in_p): Same.
7181 (volatile_insn_p): Same.
7182 (volatile_refs_p): Same.
7183 (side_effects_p): Same.
7185 (inequality_comparisons_p): Same.
7186 (replace_regs): Same.
7187 (computed_jump_p_1): Same.
7189 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
7191 (inner_mode_array): New.
7192 (copy_rtx): Handle vectors.
7193 (copy_most_rtx): Same.
7194 (rtx_equal_p): Same.
7195 (get_mode_alignment): Adjust for vectors.
7197 * resource.c (mark_referenced_resources): Handle vectors.
7198 (mark_set_resources): Same.
7200 * reload1.c (eliminate_regs): Handle vectors.
7201 (elimination_effects): Same.
7202 (scan_paradoxical_subregs): Same.
7204 * reload.c (subst_reg_equivs): Handle vectors.
7206 * regrename.c (scan_rtx): Handle vectors.
7208 * regclass.c (reg_scan_mark_refs): Handle vectors.
7210 * recog.c (find_single_use_1): Handle vectors.
7212 * local-alloc.c (equiv_init_varies_p): Handle vectors.
7213 (contains_replace_regs): Same.
7214 (memref_referenced_p): Same.
7216 * integrate.c (copy_rtx_and_substitute): Handle vectors.
7217 (subst_constants): Same.
7219 * genattrtab.c (attr_copy_rtx): Handle vectors.
7220 (encode_units_mask): Same.
7221 (clear_struct_flag): Same.
7222 (count_sub_rtxs): Same.
7224 * gcse.c (want_to_gcse_p): Handle vectors.
7225 (oprs_unchanged_p): Same.
7226 (hash_expr_1): Same.
7227 (oprs_not_set_p): Same.
7228 (expr_killed_p): Same.
7229 (compute_transp): Same.
7230 (store_ops_ok): Same.
7232 * function.c (purge_addressof_1): Do not allow paradoxical subregs
7234 (fixup_var_refs_1): Same.
7235 (instantiate_virtual_regs_1): Same.
7237 * fold-const.c (operand_equal_p): Handle vectors.
7239 (rtl_expr_nonnegative_p): Same.
7241 * flow.c (mark_used_regs): Handle vectors.
7243 * df.c (df_uses_record): Handle vectors.
7245 * cselib.c (cselib_subst_to_values): Handle vectors.
7246 (cselib_mem_conflict_p): Same.
7249 * cse.c (canon_reg): Handle vectors.
7251 (cse_process_notes): Same.
7252 (count_reg_usage): Same.
7255 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
7257 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
7259 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
7260 (gen_rtx): Handle CONST_VECTOR.
7261 (gen_const_vector_0): New.
7262 (copy_rtx_if_shared): CONST_VECTORs can be shared.
7263 (reset_used_flags): Same.
7264 (copy_insn_1): Same.
7265 (initializer_constant_valid_p): Handle VECTOR_CST.
7267 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
7269 * doc/rtl.texi (Constants): Document const_vector.
7270 (CONST0_RTX): Update for vectors.
7271 (RTL sharing): Same.
7273 * print-tree.c (print_node): Add case for VECTOR_CST.
7275 * tree.h (TREE_VECTOR_CST_ELTS): New.
7276 (struct tree_vector): New.
7277 (union tree_node): Add vector node.
7278 (build_vector): Add prototype.
7280 * tree.def (VECTOR_CST): New.
7282 * tree.c (build_vector): New.
7284 * expmed.c (make_tree): Handle CONST_VECTOR.
7286 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
7287 (CONST_VECTOR_ELT): New.
7288 (CONST_VECTOR_NUNITS): New.
7290 * machmode.h (GET_MODE_INNER): New.
7291 (DEF_MACHMODE): Accept 8th arg.
7293 * machmode.def: Add 8th argument for vector inner mode.
7294 Add inner vector modes for vectors.
7296 * rtl.def (VEC_CONST): Remove.
7297 (CONST_VECTOR): New.
7299 * expr.c (clear_storage): Allow vectors.
7300 (is_zeros_p): Handle VECTOR_CST.
7302 * varasm.c (output_constant_pool): Handle vectors.
7303 (rtx_const): Add veclo and vechi fields.
7304 (kind): Add RTX_VECTOR.
7305 (decode_rtx_const): Add case for vector.
7307 * config/rs6000/rs6000-protos.h: Add zero_constant.
7309 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
7310 constants. Force easy vector constants into memory.
7311 (easy_vector_constant): New.
7312 (emit_easy_vector_constant): New.
7313 (rs6000_legitimize_reload_address): Do not generate bad reloads on
7316 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
7318 ("altivec_lvxl"): Same.
7319 (altivec_lvebx): Same.
7320 (altivec_lvehx): Same.
7321 (altivec_lvewx): Same.
7322 ("*movv4si_const0"): New.
7323 ("*movv4sf_const0"): New.
7324 ("*movv8hi_const0"): New.
7325 ("*movv16qi_const0"): New.
7327 2002-02-18 Kazu Hirata <kazu@hxi.com>
7329 * config/h8300/h8300.c (notice_update_cc): Use
7332 2002-02-18 Kazu Hirata <kazu@hxi.com>
7334 * config/h8300/h8300.md (divmod patterns): Change the
7335 constraints for operands[1] to register_operand.
7337 2002-02-18 Kazu Hirata <kazu@hxi.com>
7339 * config/h8300/h8300-protos.h: Remove the prototype for
7341 * config/h8300/h8300.c (p_operand): Remove.
7342 * config/h8300/h8300.md: Replace p_operand with
7345 2002-02-18 Philip Blundell <pb@nexus.co.uk>
7347 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
7349 (output_return_instruction): Allow use of LDR to unstack
7350 return addresss even for interrupt handlers or when
7351 interworking. If compiling for ARMv5, use interworking-safe
7352 return instructions by default. Remove duplicated code and
7353 lengthy "strcat" sequences.
7355 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7357 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
7358 (LINK_EH_SPEC): Define.
7359 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
7361 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
7363 * config/s390/s390.c (s390_emit_prologue): Do not set the
7364 frame_related flag for call-clobbered registers.
7366 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
7368 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
7369 (construct_container): Fix handling of SSE operands.
7370 (ix86_expand_builtin): Fix handling of 64bit pointers.
7371 (mmx_maskmovq_rex): New pattern.
7373 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
7375 * regrename.c (kill_set_value): Handle subregs properly.
7377 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
7379 * objc/objc-act.c (handle_impent): Remove leading '*'
7380 from objc_class_name.
7382 2002-02-17 Richard Henderson <rth@redhat.com>
7384 * config/alpha/alpha.c (some_small_symbolic_operand,
7385 some_small_symbolic_operand_1, split_small_symbolic_operand,
7386 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
7387 Handle small SYMBOL_REFs anywhere, not just inside memories.
7388 * config/alpha/alpha-protos.h: Update.
7389 * config/alpha/alpha.h (PREDICATE_CODES): Update.
7390 * config/alpha/alpha.md (small symbolic operand splitter): Update.
7392 2002-02-17 Roland McGrath <roland@frob.com>
7394 * config.gcc (powerpc-*-gnu-gnualtivec*,
7395 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
7396 * config/rs6000/gnu.h: New file.
7397 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
7398 Grok "gnu" in rs6000_abi_name.
7399 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
7400 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
7401 Grok -mcall-gnu analogous to -mcall-linux et al.
7402 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
7403 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
7404 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
7406 2002-02-17 Jakub Jelinek <jakub@redhat.com>
7409 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
7412 2002-02-17 Philipp Thomas <pthomas@suse.de>
7414 * config/cris/cris.h: Undefine STARTFILE_SPEC and
7415 ENDFILE_SPEC before (re)defining them.
7417 2002-02-17 Kazu Hirata <kazu@hxi.com>
7419 * config/h8300/h8300.c: Fix formatting.
7420 * config/h8300/h8300.h: Likewise.
7422 2002-02-17 Philipp Thomas <pthomas@suse.de>
7424 * doc/tm.texi: Explain why empty strings should not be
7425 marked for translation.
7427 2002-02-17 Philipp Thomas <pthomas@suse.de>
7429 * final.c (output_operand_lossage): Changed to accept
7430 printf style arguments. Change calls where necessary.
7431 * output.h (output_operand_lossage): Change declaration
7432 accordingly. Update copyright.
7433 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
7434 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
7435 Update copyright date where necessary.
7437 * config/i386/i386.c (print_operand): Likewise. Remove use of
7440 * config/cris/cris.c (cris_operand_lossage): Likewise.
7441 Rename parameter so that exgettext recognizes it as
7442 translatable message.
7443 (LOSE_AND_RETURN): Rename parameter to msgid.
7445 2002-02-17 Kazu Hirata <kazu@hxi.com>
7447 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
7448 hard coded register number with an appropriate macro.
7449 (HARD_REGNO_MODE_OK): Likewise.
7450 (ARG_POINTER_REGNUM): Likewise.
7451 (STATIC_CHAIN_REGNUM): Likewise.
7452 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
7453 * config/h8300/h8300.md (define_constants): Define more
7456 2002-02-17 Philipp Thomas <pthomas@suse.de>
7458 * config/i386/i386.h: Don't mark empty strings for translation.
7460 2002-02-16 H.J. Lu <hjl@gnu.org>
7462 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
7464 2002-02-16 Zack Weinberg <zack@codesourcery.com>
7466 * cppinit.c (merge_include_chains): Check for brack being
7467 NULL before attempting to merge it with qtail.
7469 2002-02-16 Andrew Cagney <ac131313@redhat.com>
7471 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
7474 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
7476 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
7478 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
7480 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
7481 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
7482 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
7484 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7486 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
7487 now only if !TARGET_FIX.
7488 (*movsi_nt_vms_fix): New pattern.
7490 2002-02-16 Douglas B Rupp <rupp@gnat.com>
7492 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
7493 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
7494 (alpha_sa_mask, alpha_sa_size): Reflect above change.
7495 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
7496 (alpha_start_function, alpha_expand_epilogue): Likewise.
7497 (unicosmk_gen_dsib): Likewise.
7499 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7501 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
7503 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
7505 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
7506 check_and_change_labels, s390_final_chunkify): Delete.
7507 (s390_split_branches, s390_chunkify_pool): New functions.
7508 (s390_function_prologue): Call them.
7510 * config/s390/s390.h (S390_REL_MAX): Delete.
7511 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
7513 * config/s390/s390.md (cjump, icjump, jump): Fix length
7514 attribute calculation.
7517 2002-02-15 David Edelsohn <edelsohn@gnu.org>
7519 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
7520 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
7522 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
7524 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
7525 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
7526 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
7528 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
7530 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
7532 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
7534 * reload.c (find_dummy_reload): Check that an output register
7535 is valid for its mode.
7537 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
7539 * combine.c (known_cond): After replacing the REG of a SUBREG, try
7542 * function.c (assign_parms): Demote promoted argument passed by
7543 transparent reference.
7545 2001-02-14 Joel Sherrill <joel@OARcorp.com>
7547 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
7548 -Acpu() and -Amachine() to eliminate warnings.
7550 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
7552 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
7554 2002-02-14 Kazu Hirata <kazu@hxi.com>
7556 * config/h8300/h8300-protos.h: Update the prototype for
7558 * config/h8300/h8300.c (const_costs): Treat SET as a little
7559 more expensive operation.
7560 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
7561 reference to const_costs.
7563 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
7565 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
7567 2002-02-14 Jakub Jelinek <jakub@redhat.com>
7570 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
7571 use arguments from newtype.
7573 2002-02-13 Eric Christopher <echristo@redhat.com>
7575 * config/mips/mips.c (override_options): Add check for march/mipsX
7576 on the same command line. Fix error message in cpu processing.
7577 Remove architecture and ISA checks.
7579 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
7581 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
7583 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
7585 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
7587 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
7589 ("*movv8hi_internal1"): Same.
7590 ("*movv16qi_internal1"): Same.
7591 ("*movv4sf_internal1"): Same.
7593 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
7594 not push_reload for altivec modes.
7596 2002-02-13 Joel Sherrill <joel@OARcorp.com>
7598 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
7599 all RTEMS targets including removal of #includes from config/*/rtems*.h
7600 file and adding them to tm_file setting. Added xm_defines=POSIX to
7602 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
7603 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
7604 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
7605 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
7606 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
7607 config/m68k/rtemself.h: Ditto.
7608 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
7609 config/mips/rtems64.h: Ditto.
7610 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
7611 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
7613 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
7614 config/sparc/rtemself.h: Ditto.
7615 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
7616 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
7617 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
7619 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
7620 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
7621 target made more similar to i386-elf.
7622 * config/i386/t-rtems-i386: Added soft float support and multilibs.
7623 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
7624 be similar to config/m68k/t-m68kelf.
7625 * gthr-rtems.h: Encapsulate with extern "C" for C++.
7627 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
7629 * regmove.c (kill_value): Handle subregs.
7631 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
7633 * i386.md (mul patterns): Allow memory operand to be first;
7634 add expanders where needed; fix constraints.
7635 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
7636 Allow memory operand to be the first.
7638 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
7641 2002-02-13 Jakub Jelinek <jakub@redhat.com>
7644 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
7647 2002-02-13 Jakub Jelinek <jakub@redhat.com>
7649 PR optimization/5547:
7650 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
7651 all valid IA-32 address modes involving non-scaled %ebx and
7652 GOT/GOTOFF as displacement.
7654 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
7656 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
7657 after emitting ltorg insns.
7659 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
7660 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
7661 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
7662 *abssf2): Fix "op_type" attribute.
7664 2002-02-13 Douglas B Rupp <rupp@gnat.com>
7666 * mkconfig.sh: Avoid using a subshell redirect.
7667 ($output.T): Change to $(output)T.
7668 (ENABLE_NLS): Remove unneeded undef.
7670 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
7671 * config/alpha/x-vms (libsubdir): Define.
7673 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
7674 register frame procedures. Optimize retrieving context.
7676 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
7677 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
7678 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
7680 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7682 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
7683 Make same change as for find_base_value.
7685 2002-02-13 Kazu Hirata <kazu@hxi.com>
7687 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
7688 of QImode and SImode.
7690 2002-02-13 Kazu Hirata <kazu@hxi.com>
7692 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
7693 length computation of movsi.
7694 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
7696 2002-02-13 Kazu Hirata <kazu@hxi.com>
7698 * config/h8300/h8300.md (subqi3): Tighten the predicate for
7699 operands[2] to register_operand.
7701 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
7703 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
7705 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
7707 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
7708 for altivec_lvx* and altivec_stvx*.
7709 ("*movv4si_internal"): Add constraint for loading from GPRs.
7710 ("*movv8hi_internal1"): Same.
7711 ("*movv16qi_internal1"): Same.
7712 ("*movv4sf_internal1"): Same.
7714 * config/rs6000/rs6000.c (altivec_register_operand): New.
7716 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
7717 altivec_register_operand.
7719 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
7721 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
7724 2002-02-13 Stan Shebs <shebs@apple.com>
7726 * c-typeck.c (digest_init): Handle vectors.
7727 (really_start_incremental_init): Same.
7728 (pop_init_level): Same.
7729 (process_init_element): Same.
7731 * varasm.c (output_constant): Same.
7733 * expr.c (clear_storage): Same.
7734 (store_constructor): Same.
7736 2002-02-12 Eric Christopher <echristo@redhat.com>
7738 * explow.c (hard_function_value): Add comment explaining
7739 signed/unsigned comparison.
7741 2002-02-12 Jakub Jelinek <jakub@redhat.com>
7743 * jump.c (never_reached_warning): Add finish argument.
7744 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
7745 real insn after end.
7746 * rtl.h (never_reached_warning): Adjust prototype.
7747 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
7748 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
7749 never_reached_warning.
7751 2002-02-12 Graham Stott <grahams@redhat.com>
7753 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
7755 2002-02-12 Kazu Hirata <kazu@hxi.com>
7757 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
7758 logical shifts on H8/300.
7759 (shift_alg_si): Improve several shifts on H8/300.
7760 (get_shift_alg): Likewise.
7762 2002-02-12 Graham Stott <grahams@redhat.com>
7764 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
7766 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7768 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
7769 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
7771 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
7773 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
7774 non-CONST_INT through default_assemble_integer.
7775 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
7776 <case 8>: Abort for CONST_DOUBLE.
7778 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
7780 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
7782 * config/pa/pa-linux.h (LIB_SPEC): Delete.
7783 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
7785 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
7787 * config/stormy16/stormy16.md (zero_extendqihi2): New.
7789 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
7791 * regrename.c (regrename_optimize): Don't accept a
7792 part-clobbered register if the replaced register is not part
7795 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
7796 take padding into account when computing the argument value.
7798 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
7800 * combine.c (try_combine): Apply substitutions in
7801 CALL_INSN_FUNCTION_USAGE too.
7803 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
7805 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
7806 __builtin_altivec_abs*.
7809 * config/rs6000/rs6000.h (rs6000_builtins): Add
7810 ALTIVEC_BUILTIN_ABS*.
7812 * config/rs6000/altivec.h: Use const char for builtins expecting
7814 (vec_abs): New versions for C and C++.
7817 2002-02-10 Kazu Hirata <kazu@hxi.com>
7819 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
7822 2002-02-10 Kazu Hirata <kazu@hxi.com>
7824 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
7825 constant definition from h8300.md.
7826 (FRAME_POINTER_REGNUM): Likewise.
7827 * config/h8300/h8300.md (define_constants): Add FP_REG.
7829 2002-02-10 Kazu Hirata <kazu@hxi.com>
7831 * config/h8300/h8300.c (print_operand): Remove redundant code.
7833 2002-02-10 Kazu Hirata <kazu@hxi.com>
7835 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
7836 * config/h8300/h8300.c (byte_reg): Make it static.
7838 2002-02-10 Richard Henderson <rth@redhat.com>
7841 * c-typeck.c (incomplete_type_error): Handle flexible array members.
7843 2002-02-10 Richard Henderson <rth@redhat.com>
7846 * tree.c (append_random_chars): Don't abort if main_input_filename
7849 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
7851 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
7853 2002-02-10 Kazu Hirata <kazu@hxi.com>
7855 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
7856 (pushhi1): Likewise.
7858 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
7860 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
7861 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
7863 2002-02-09 David O'Brien <obrien@FreeBSD.org>
7865 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
7867 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
7869 2002-02-09 Kazu Hirata <kazu@hxi.com>
7871 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
7872 a half of an SImode register on H8/300.
7874 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
7876 * i386.md (movdi_2): Add missing '!'.
7878 2002-02-09 Kazu Hirata <kazu@hxi.com>
7880 * config/h8300/h8300.h: Fix formatting. Remove commented-out
7883 2002-02-09 Kazu Hirata <kazu@hxi.com>
7885 * config/h8300/h8300.md (length): Correct the distance valid
7886 for the short branch.
7888 2002-02-09 Kazu Hirata <kazu@hxi.com>
7890 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
7892 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
7894 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
7895 registers in SImode.
7896 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
7899 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
7902 Contribute sh64-elf.
7903 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
7904 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
7905 (sh_cannot_modify_jumps_p): New function.
7906 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
7907 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
7908 (sh_ms_bitfield_layout_p): New function.
7909 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
7910 Zack Weinberg <zack@codesourcery.com>
7911 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
7912 expand_simple_binop instead of expand_binop.
7913 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
7914 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
7915 use of .quad and .uaquad.
7916 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
7917 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
7918 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
7919 * config/sh/sh.md (movdi_const, movdi_const_32bit,
7920 movdi_const_16bit): Make sure all CONSTs have modes.
7921 (sym2PIC): Ditto, but by adjusting all callers.
7922 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
7923 if the prologue calls the SHmedia argument decoder or register
7925 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
7926 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
7927 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
7928 (sh_expand_epilogue): Don't emit USE of return target register.
7929 (prepare_move_operands): Legitimize DImode PIC addresses.
7930 (sh_media_register_for_return): Skip tr0, used to initialize the
7932 (sh_expand_prologue): Remove explicit USE of return register.
7933 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
7934 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
7935 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
7936 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
7937 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
7939 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
7940 (MOVI_SHORI_BASE_OPERAND_P): New.
7941 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
7942 (EXTRA_CONSTRAINT_T): Define in terms of them.
7943 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
7944 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
7945 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
7946 alternatives supporting TARGET_REGS.
7947 (UNSPEC_GOTPLT): New constant.
7948 (movdi split): Move incrementing of LABEL_NUSES...
7949 (movdi_const, movdi_const_32bit): Here. Use
7950 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
7951 (movdi_const_16bit): New.
7952 (call, call_value) [flag_pic]: Use GOTPLT.
7953 (call_pop, call_value_pop): New expands.
7954 (call_pop_compact, call_pop_rettramp): New insns.
7955 (call_value_pop_compact, call_value_pop_rettramp): New insns.
7956 (sibcall) [flag_pic]: Use GOT.
7957 (builtint_setjmp_receiver): Remove bogus, unused expand.
7958 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
7959 (*pt, *ptb, ptrel): New insns.
7960 (sym2GOT): Handle DImode GOT.
7961 (sym2GOTPLT, symGOTPLT2reg): New expands.
7962 (sym2PIC): New expand.
7963 (shcompact_return_tramp): Use GOTPLT to return trampoline.
7964 (shcompact_return_tramp_i): Use return register explicitly.
7965 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
7966 disable flag_reorder_blocks.
7967 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
7968 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
7969 clobbers, for clarity.
7970 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
7971 restoring of r0 in macl as MAYBE_DEAD.
7972 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
7973 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
7974 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
7975 alter_subreg all over.
7976 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
7977 reload, instead of emitting instructions that would require
7979 (casesi_load_media): Add missing modes.
7980 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
7981 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
7982 as used if the argument decoder is called.
7983 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
7984 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
7985 Pmode, then extend it to DImode if necessary.
7986 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
7987 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
7988 constants in FPU-enabled SHmedia, let them be loaded from memory.
7989 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
7990 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
7991 Adjust whitespace in assembly output templates.
7992 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
7993 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
7994 mode of if_then_else.
7995 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
7996 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
7998 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
7999 Joern Rennecke <amylaar@redhat.com>
8000 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
8001 (SUBTARGET_CPP_PTR_SPEC): New.
8002 (SUBTARGET_CPP_SPEC): Remove.
8003 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
8004 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
8005 Fix typo in previous checkin.
8006 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
8007 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
8008 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
8009 Alexandre Oliva <aoliva@redhat.com>
8010 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
8011 what single FP register can hold for SHmedia target.
8012 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
8013 Alexandre Oliva <aoliva@redhat.com>
8014 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
8015 Do not split into SUBREG.
8016 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
8017 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
8018 and added new functions as specified in SH5 ABI r9.
8019 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
8020 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
8022 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
8023 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
8024 gen_consttable_4 and gen_consttable_8. Emit multiple labels
8025 and consttable_window_ends.
8026 2001-06-03 Graham Stott <grahams@redhat,com>
8027 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
8028 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
8029 * config/sh/sh.c (print_operand): Handle floating-point pair,
8030 vector and matrix registers.
8031 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
8032 vector modes into account.
8033 * config/sh/sh.md (movv2sf): Split move between registers into
8035 (movv4sf, movv16sf): Introduce insns that get split only after
8037 * config/sh/shmedia.h: Fix Copyright dates.
8038 * config/sh/ushmedia.h: Likewise. Move loop counter
8039 declarations into conditionals that uses them.
8040 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
8042 * config/sh/sshmedia.h: Fix Copyright dates.
8043 (sh_media_PUTCFG): Fix constraints.
8044 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
8045 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
8046 ptrmemfunc_vbit_in_delta for SH5.
8047 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
8048 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
8049 * invoke.texi: Likewise.
8050 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
8051 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
8052 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
8053 GCC_pop_shmedia_regs_nofpu): New global symbols.
8054 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
8055 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
8056 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
8057 compact function with nonlocal labels.
8058 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
8059 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
8060 (initial_elimination_offset): Account for their stack space.
8061 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
8062 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
8063 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
8064 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
8065 least one of the operands to be a register.
8066 (movv2sf): Likewise. Renamed to movv2sf_i.
8067 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
8068 prepare_move_operands() before emitting SHmedia insns.
8069 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
8070 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
8071 Don't save nor initialize r12. Don't mis-align the stack.
8072 Pad the code with a nop.
8073 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
8075 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
8076 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
8077 [__SHMEDIA__]: Implement.
8078 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
8079 * config/sh/sh.md: Set latency of `pt' closer to reality.
8080 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
8081 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
8082 Set move, load and store type attributes.
8083 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
8084 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
8086 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
8087 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
8088 * config/sh/sh.c (sh_media_register_for_return): New function.
8089 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
8090 branch-target register.
8091 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
8092 * config/sh/sh.md (return_media_i): Use any call-clobbered
8093 branch-target register.
8094 (return_media): If r18 wasn't copied in the prologue, copy it
8096 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
8097 Clear class FP0_REGS.
8098 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
8100 2001-03-08 DJ Delorie <dj@redhat.com>
8101 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
8102 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
8103 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
8104 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
8105 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
8106 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
8107 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
8108 return value correctly for call_cookie.
8109 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
8110 * config/sh/crt1.asm (start): Modified so as to call
8111 ___setup_argv_and_call_main.
8112 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
8113 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
8115 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
8116 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
8117 (STRIP_NAME_ENCODING): Use it.
8118 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
8119 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
8120 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
8121 prepare_scc_operands().
8122 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
8123 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
8124 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
8125 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
8126 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
8127 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
8128 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
8129 used in shcompact_incoming_args.
8130 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
8132 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
8134 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
8136 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
8137 Simplify. Adjust. Add sanity check.
8138 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
8140 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
8142 (udivsi3, divsi3): Use them.
8143 (force_mode_for_call): New insn.
8144 (call, call_value, sibcall_value): Emit it before SHcompact
8146 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
8147 * config/sh/sh.md (call, call_value, sibcall): Make sure the
8148 call cookie is non-NULL before taking its value.
8149 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
8150 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
8151 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
8152 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
8154 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
8155 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
8156 temporary for stack adjusts. Use MACL and MACH to pass
8157 arguments to shcompact_incoming_args.
8158 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
8160 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
8161 (nested_trampoline): Load static chain address into r1.
8162 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
8163 2001-01-07 Alexandre Oliva <aoliva@redhat.com
8164 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
8165 fp_arith_reg_operand().
8166 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
8167 * config/sh/sh.md (casesi): Sign-extend the first two operands,
8168 and use signed compares for them.
8169 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
8170 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
8171 ones properly aligned.
8172 (find_barrier): Account for extra alignment needed for 8-byte wide
8174 (machine_dependent_reorg): Require a label for the second 4-byte
8175 constant after an 8-byte one.
8176 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
8178 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
8179 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
8180 last_float when switching float modes.
8181 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
8182 auto-increment for general-purpose registers.
8183 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
8185 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
8187 * config/sh/sh.c (sh_builtin_saveregs): Support using all
8188 registers for varargs.
8189 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
8190 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
8191 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
8192 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
8193 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
8194 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
8195 call_cookie accordingly.
8196 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
8197 (SHCOMPACT_BYREF): Likewise.
8198 (SHCOMPACT_FORCE_ON_STACK): New macro.
8199 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
8200 (sh_builtin_saveregs): Likewise.
8201 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
8202 shcompact_incoming_args): Use new shift values. Support
8203 sequences of consecutive and non-consecutive pushes/pops.
8204 * config/sh/sh.md (return): Don't explicitly use PR_REG.
8205 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
8206 * config/sh/sh.h (TEXT_SECTION): Define.
8207 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
8208 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
8209 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
8210 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
8211 return values on FPU-enabled SHmedia.
8212 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
8213 FPU-enabled SHmedia.
8214 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
8215 value is returned in a non-FP reg and is not returned by
8217 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
8219 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
8220 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
8221 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
8222 quad-aligned to be passed by callee-copy reference.
8223 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
8224 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
8225 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
8226 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
8227 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
8228 copying low-numbered FP regs to r7 and r8.
8229 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
8230 FP regs to general-purpose regs only if the copy was passed on the
8232 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
8233 copying FP reg to r9.
8234 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
8235 copy FP regs to general-purpose regs only in outgoing calls.
8236 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
8237 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
8239 * config/sh/sh.h (struct sh_args): Document all fields.
8240 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
8241 passed partially on the stack should not consider making
8243 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
8244 stack_regs only for incoming calls. When passing FP args,
8245 make sure there are FP regs available before modifying
8247 (SHCOMPACT_BYREF): Pass double args in general-purpose
8248 registers by reference.
8249 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
8250 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
8251 attempt to generate sibcalls if the caller got any arguments
8253 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
8254 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
8255 to 8-byte boundaries.
8256 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
8257 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
8258 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
8259 stored in the stack.
8260 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
8261 for the offsets to have the ISA bit set.
8262 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
8263 invocation. Use beq instead of bgt to mark end of sequence of
8265 (shcompact_incoming_args): Fix store of r2. Use beq instead of
8266 bgt to mark end of sequence of stores.
8267 * config/sh/sh.c (arith_operand): Don't check whether
8268 CONST_OK_FOR_J for now.
8269 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
8270 instead of long for conversion.
8271 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
8272 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
8273 before passing it to fprintf.
8274 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
8275 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
8276 Call set_fpscr before reading/writing SR.
8277 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
8279 * config/sh/lib1funcs.asm: Add `.align 2' directives before
8281 (FMOVD_WORKS): Define on SH5 with FPU.
8282 (set_fpscr): Define on SH5. Remove separate _fpscr_values
8284 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
8286 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
8287 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
8289 (ia_main_table): Ditto.
8290 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
8291 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
8292 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
8293 the definitions from sh.h.
8294 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
8296 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
8297 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
8298 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
8299 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
8300 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
8301 Increment LABEL_NUSES.
8303 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
8305 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
8307 * config/sh/elf.h (SIZE_TYPE): Likewise.
8308 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
8309 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
8310 shcompact_incoming_args): Load switch table addresses using
8312 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
8313 (NO_BUILTIN_SIZE_TYPE): Define.
8314 (SIZE_TYPE): Don't define.
8315 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
8316 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
8317 definition of __SH5__=32 for -m5-compact-nofpu.
8318 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
8320 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
8321 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
8322 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
8323 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
8324 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
8325 (INSN_LENGTH_ALIGNMENT): Likewise.
8326 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
8327 * config/sh/sh.md (call, call_value, sibcall): Simplify
8328 copying of non-branch-target register.
8329 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
8330 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
8331 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
8332 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
8333 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
8334 floating-point values as structs.
8335 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
8336 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
8337 general-purpose register.
8338 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
8339 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
8340 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
8341 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
8342 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
8343 (ENCODE_SECTION_INFO): Enclose variables and constants in
8345 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
8346 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
8347 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
8348 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
8349 only for LABEL_REFs. For SYMBOL_REFs, prepend
8350 SH_DATALABEL_ENCODING to the symbol name.
8351 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
8353 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
8354 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
8356 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
8357 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
8358 (DATALABEL_REF_P): Don't require CONST.
8359 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
8361 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
8362 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
8364 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
8365 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
8366 Use shallow_copy_rtx and PUT_MODE to change the mode of
8367 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
8368 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
8369 on SHmedia using GENERAL_REGs.
8370 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
8371 bltu_media_i): Fix reversion of conditions.
8372 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
8373 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
8374 * config/sh/sh.c (output_far_jump): Save r13 in macl.
8375 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
8376 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
8377 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
8378 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
8379 (GCC_nested_trampoline): Likewise.
8380 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
8381 * config/sh/sh.c (gen_datalabel_ref): Define.
8382 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
8383 (INITIALIZE_TRAMPOLINE): Likewise.
8384 (TRAMPOLINE_ADJUST_ADDRESS): Define.
8385 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
8386 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
8387 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
8388 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
8389 (ic_invalidate): Adjust for SH5.
8390 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
8391 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
8393 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
8394 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
8395 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
8396 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
8397 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
8398 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
8399 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
8400 * config/sh/sh.c (target_reg_operand): Match only target-branch
8401 registers and pseudos that aren't virtual registers.
8402 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
8403 Copy operands that don't match target_reg_operand to pseudos.
8404 (call_media, call_value_media, sibcall_media): Use
8405 target_reg_operand instead of target_operand.
8406 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
8407 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
8408 * config/sh/sh.c (target_reg_operand): Match hardware registers
8409 other than branch-target registers.
8410 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
8411 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
8412 (fpscr_values) [SH5 == 32]: Define.
8413 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
8414 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
8415 Handle function addresses coming in SUBREGs.
8416 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
8417 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
8418 shcompact_return_trampoline): Use datalabel where appropriate.
8419 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
8420 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
8421 general-purpose register to copy one branch-target register to
8423 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
8424 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
8425 SYMBOL_REFs with VOIDmode.
8426 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
8427 bltu_media_i): New insns.
8428 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
8429 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
8430 (INIT_CUMULATIVE_ARGS): Likewise.
8431 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
8432 * machmode.def (V16SFmode): New mode.
8433 * c-common.c (type_for_mode): Support V2SF and V16SF.
8434 * tree.c (build_common_tree_nodes_2): Likewise.
8435 * tree.h (tree_index): Likewise.
8436 * calls.c (emit_call_1): Take args_so_far. Adjust all
8437 callers. Introduce CALL_POPS_ARGS.
8438 * tm.texi (CALL_POPS_ARGS): Document.
8439 * config/sh/crt1.asm: Implement in SHmedia mode.
8440 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
8441 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
8442 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
8443 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
8444 Implement divsi and udivsi in SHmedia mode. Introduce
8445 SHcompact trampolines.
8446 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
8448 (regno_reg_class): Rewrite.
8449 (fp_reg_names): Remove.
8450 (sh_register_names, sh_additional_register_names): New.
8451 (print_operand): Added `u'. Support SUBREGs in addresses.
8452 Add parentheses around shifted CONSTs.
8453 (output_file_start): Output .mode and .abi directives.
8454 (shiftcosts, addsubcosts, multcosts): Adjust.
8455 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
8456 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
8457 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
8458 bytes, not registers. Take into account the need for the
8459 SHcompact incoming args trampoline. Adjust all callers.
8460 (sh_expand_prologue): Take stack_regs into account. Call
8461 incoming args trampoline. Keep stack aligned as per SH5 ABI.
8462 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
8463 stack aligned as per SH5 ABI.
8464 (sh_builtin_saveregs): Support SH5 ABI.
8465 (sh_build_va_list, sh_va_start): Likewise.
8466 (initial_elimination_offset): Take alignment into account.
8467 Compute location of PR according to the SH5 stack frame.
8468 (arith_reg_operand): Reject branch-target registers.
8469 (shmedia_6bit_operand): New.
8470 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
8471 (target_reg_operand): Match DImode only. Accept SUBREGs.
8472 (target_operand): New.
8473 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
8474 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
8475 SIBCALL_REGS for SHmedia.
8476 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
8477 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
8478 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
8479 (TARGET_SWITCHES): New SH5 flags.
8480 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
8481 VALID_REGISTER_P to disable unsupported registers.
8482 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
8483 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
8484 (FUNCTION_ARG_PADDING): Define.
8485 (FASTEST_ALIGNMENT): Adjust.
8486 (SH_REGISTER_NAMES_INITIALIZER): New.
8487 (sh_register_names): Declare.
8488 (DEBUG_REGISTER_NAMES): Define.
8489 (REGISTER_NAMES): Define based on sh_register_names.
8490 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
8491 (sh_additional_register_names): Declare.
8492 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
8493 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
8494 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
8495 (REGISTER_NATURAL_MODE): Define.
8496 (FIRST_PSEUDO_REGISTER): Adjust.
8497 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
8498 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
8499 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
8500 (VECTOR_MODE_SUPPORTED_P): Define.
8501 (REG_CLASS_CONTENTS): Adjust.
8502 (SMALL_REGISTER_CLASSES): Adjust.
8503 (REG_ALLOC_ORDER): Adjust.
8504 (INDEX_REG_CLASS): Adjust.
8505 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
8506 (CONST_OK_FOR_LETTER_P): Adjust.
8507 (PREFERRED_RELOAD_CLASS): Adjust.
8508 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
8509 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
8510 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
8511 (FIRST_FP_PARM_REG): Adjust.
8512 (CALL_POPS_ARGS): Define.
8513 (FUNCTION_ARG_REGNO_P): Adjust.
8514 (struct sh_args): New fields.
8515 (GET_SH_ARG_CLASS): Adjust.
8516 (INIT_CUMULATIVE_ARGS): Adjust.
8517 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
8518 (FUNCTION_ARG_ADVANCE): Adjust.
8519 (FUNCTION_ARG): Adjust.
8520 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
8521 (FUNCTION_ARG_CALLEE_COPIES): Define.
8522 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
8523 (STRICT_ARGUMENT_NAMING): Define.
8524 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
8525 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
8526 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
8527 (SETUP_INCOMING_VARARGS): Adjust.
8528 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
8529 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
8530 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
8531 (SUBREG_OK_FOR_INDEX_P): Adjust.
8532 (EXTRA_CONSTRAINT_S): Update.
8533 (EXTRA_CONSTRAINT_T): New.
8534 (EXTRA_CONSTRAINT): Adjust.
8535 (GO_IF_LEGITIMATE_INDEX): Adjust.
8536 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
8537 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
8539 (MAX_MOVE_MAX): Define.
8541 (CONST_COSTS): Adjust.
8542 (REGISTER_MOVE_COST): Adjust.
8543 (BRANCH_COST): Adjust.
8544 (TEXT_SECTION_ASM_OP): Adjust.
8545 (DBX_REGISTER_NUMBER): Adjust.
8546 (ASM_OUTPUT_DOUBLE_INT): New.
8547 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
8548 (PREDICATE_CODES): Adjust.
8549 (PROMOTE_MODE): Adjust.
8550 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
8551 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
8552 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
8553 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
8554 (DR0_REG, DR2_REG, DR4_REG): Renumber.
8555 (TR0_REG, TR1_REG, TR2_REG): New.
8556 (XD0_REG): Renumber.
8557 (UNSPEC_COMPACT_ARGS): New.
8558 (type): Added pt and ptabs.
8559 (length): Default to 4 on SHmedia. Default pt length to 12
8560 and 20 on SHmedia32 and SHmedia64, respectively.
8561 (pt): New function unit.
8562 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
8563 Add whitespace between operands of SHmedia instructions.
8565 (adddi3_media, addsi3_media): Adjust constraints.
8566 (subsi3) [SHmedia]: Force operand 1 into a register.
8567 (udivsi3_i1_media, udivsi3_i4_media): New.
8568 (udivsi3): Support SHmedia.
8569 (divsi3_i1_media, divsi3_i4_media): New.
8570 (divsi3): Support SHmedia.
8571 (anddi3, iordi3, xordi3): Adjust constraints.
8572 (zero_extendhidi2, zero_extendqidi2): New.
8573 (extendsidi2, extendhidi2, extendqidi2): New.
8574 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
8575 (pop_e, pop_fpul, pop_4): Likewise.
8576 (movsi_media): Support FP and BT registers.
8577 (movsi_media_nofpu): New. Adjust splits to DImode.
8578 (lduw, ldub): Renamed to zero_extend* above.
8579 (movqi_media): Fix typo.
8580 (movdi_media): Support FP and BT registers.
8581 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
8582 (movdi_const_32bit): New.
8583 (shori_media): Require immediate operand. Use `u' for output.
8584 (movdf_media, movsf_media): Simplified.
8585 (movdf_media_nofpu, movsf_media_nofpu): New.
8586 (movdf, movsf): Adjust
8587 (movv2sf, movv2sf, movv16sf): New.
8588 (beq_media, beq_media_i): Adjust constraints. Don't use
8589 scratch BT register.
8590 (bne_media, bne_media_i): Likewise.
8591 (bgt_media, bgt_media_i): Likewise.
8592 (bge_media, bge_media_i): Likewise.
8593 (bgtu_media, bgtu_media_i): Likewise.
8594 (bgeu_media, bgeu_media_i): Likewise.
8595 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
8596 bunordered): Emit jump insn. Force operands to registers when
8598 (jump_media, jump): Simplify.
8599 (call_compact, call_compact_rettramp): New.
8600 (call_value_compact, call_value_compact_rettramp): New.
8601 (call_media, call_value_media): Simplify.
8602 (sibcall_compact, sibcall_media): New.
8603 (call, call_value): Adjust for SHmedia and SHcompact.
8604 (sibcall, sibcall_value, untyped_call): Likewise.
8605 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
8606 (indirect_jump): Adjust for SHmedia.
8607 (casesi_jump_media): New.
8608 (nop): Re-enable for SHmedia.
8609 (call_site): Restrict to SH1.
8610 (casesi): Adjust for SHmedia.
8611 (casesi_shift_media, casesi_load_media): New.
8612 (return): Explicitly use PR register. Call return trampoline
8614 (return_i): Explicitly use PR register.
8615 (shcompact_return_tramp, shcompact_return_tramp_i): New.
8616 (return_media): Adjust.
8617 (shcompact_incoming_args): New.
8619 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
8620 (movstrsi): Disable on SH5.
8621 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
8622 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
8623 (subsf3, subsf3_media): Likewise.
8624 (mulsf3, mulsf3_media, mac_media): Likewise.
8625 (divsf3, divsf3_media): Likewise.
8626 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
8627 (floatsisf2, fux_truncsfsi2): Likewise.
8628 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
8630 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
8631 (cmpunsf_media, cmpsf): Likewise.
8632 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
8633 (abssf2, abssf2_media): Likewise.
8634 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
8635 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
8636 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
8637 (floatsidf2, fix_truncdfsi2): Likewise.
8638 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
8640 (cmpeqdf_media, cmpgtdf_media): Likewise.
8641 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
8642 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
8643 (absdf2, absdf2_media): Likewise.
8644 (extendsfdf2, extendsfdf2_media): Likewise.
8645 (truncsfdf2, truncsfdf2_media): Likewise.
8646 * config/sh/sh64.h: New file.
8647 * config/sh/t-sh64: New file.
8648 * config/sh/shmedia.h: New file.
8649 * config/sh/ushmedia.h: New file.
8650 * config/sh/sshmedia.h: New file.
8651 * configure.in: Added sh64-*-elf.
8652 * configure: Rebuilt.
8653 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
8654 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
8655 (reg_class_from_letter): Use `b' for TARGET_REGS.
8656 (print_operand): Support `%M', `%m', `AND' and
8657 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
8658 (andcosts): Adjust for SHmedia.
8659 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
8661 (target_reg_operand): New function.
8662 * config/sh/sh-protos.h (target_reg_operand): Declare.
8663 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
8664 FP registers on SH5.
8665 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
8667 (TARGET_REGISTER_P): New macro.
8668 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
8669 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
8670 (EXTRA_CONSTRAINT_S): New macro.
8671 (EXTRA_CONSTRAINT): Adjust.
8672 (FLOAT_TYPE_SIZE): Define to 32.
8673 (Pmode): DImode on SHmedia.
8674 (CONST_COSTS): Adjust for SHmedia literals.
8675 (PREDICATE_CODES): Added target_reg_operand.
8676 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
8677 * config/sh/sh.md: Remove all attrs from SHmedia insns.
8678 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
8679 (cmpdi): Accept SHmedia.
8680 (movdicc_false, movdicc_true): New insns.
8681 (movdicc): New expand.
8682 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
8684 (addsi3_media): Match `S' constraint.
8685 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
8686 (negdi2): Expand for SHmedia.
8687 (one_cmpldi2): New expand.
8688 (zero_extendsidi2): Change from expand to insn.
8689 (extendsidi2): Add constraints.
8690 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
8691 LD/ST address. Fix SI immediate loading split.
8692 (movhi_media, movqi_media, lduw, ldub): New insns.
8693 (movhi, movqi): Accept SHmedia.
8694 (shori_media, movdi_media): Relax input constraints. Split
8696 (movdf_media, movsf_media): New insn. New split to movdi.
8697 (movdf, movsf): Match on SHmedia.
8698 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
8699 bgeu_media): New insns and splits. New insns with `_i' suffix.
8700 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
8701 (bunordered): New expand.
8702 (jump_compact): Renamed from `jump'.
8703 (jump_media): New insn.
8705 (call_media, call_value_media): New insns.
8706 (call, call_value): Adjust.
8707 (indirect_jump_compact): Renamed from `indirect_jump'.
8708 (indirect_jump_media): New insn.
8709 (indirect_jump): New expand.
8710 (untyped_call, return): Accept SHmedia.
8711 (return_media): New insn.
8712 (prologue, epilogue, blockage): Accept SHmedia.
8713 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
8714 (sunordered): New expand.
8715 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
8716 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
8717 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
8718 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
8719 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
8720 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
8721 abssf2_media): New insns.
8722 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
8723 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
8724 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
8725 floatdidf2, floatsidf2_media, fix_truncdfdi2,
8726 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
8727 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
8728 absdf2_media): New insns.
8729 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
8730 (extendsfdf2_media, truncdfsf2_media): New insns.
8731 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
8732 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
8733 * config/sh/sh.h (CONST_OK_FOR_J): Document.
8734 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
8735 * config/sh/sh.md (adddi3): New expand.
8736 (adddi3_media, adddi3z_media): New insns.
8737 (adddi3_compact): Renamed from adddi3.
8738 (addsi3_media): Use add.l r63 to add constant zero.
8739 (subdi3): New expand.
8740 (subdi3_media): New insn.
8741 (subdi3_compact): Renamed from subdi3.
8742 (mulsidi3): New expand.
8743 (mulsidi3_media): New insn.
8744 (mulsidi3_compact): Renamed from mulsidi3.
8745 (umulsidi3): New expand.
8746 (umulsidi3_media): New insn.
8747 (umulsidi3_compact): Renamed from umulsidi3.
8748 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
8749 (ashlsi3, ashrsi3, lshrsi3): Use them.
8750 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
8751 (ashldi3, ashrdi3, lshrdi3): Use them.
8752 (zero_extendsidi2): New expand.
8753 (extendsidi2): New insn.
8754 (movsi_media): New insn. Split to movdi to load constants.
8755 (movsi): Enable for shmedia.
8756 (movdi_media): New insn. Use shori_media to load wide constants.
8757 (short_media): New insn.
8758 (movdi): Enable for shmedia.
8759 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
8760 * config/sh/sh.h (CPP_SPEC): Added `m5'.
8761 (SUBTARGET_CPP_SPEC): Added `!m5'.
8762 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
8763 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
8764 to all other SH variants.
8765 (TARGET_DEFAULT): Set to SH1_BIT.
8766 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
8767 (BITS_PER_WORD): Raise to 64 on shmedia.
8768 (MAX_BITS_PER_WORD): Change to 64.
8769 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
8770 (INT_TYPE_SIZE): Keep as 32.
8771 (UNITS_PER_WORD): Raise to 8 on shmedia.
8772 (MIN_UNITS_PER_WORD): Keep as 4.
8773 (POINTER_SIZE): Raise to 64 on shmedia.
8774 (CONST_OK_FOR_J): New macro.
8775 (CONST_OK_FOR_LETTER_P): Use it.
8776 (processor_type): Add PROCESSOR_SH5.
8777 * config/sh/sh.md: Conditionalize all expands, insns and
8778 splits to TARGET_SH1.
8780 (addsi3_compact): Renamed from...
8781 (addsi3): Now an expand.
8782 (addsi3_media, subsi3_media): New insns.
8783 (subsi3): Don't negate constants with SHmedia.
8785 * hooks.c: New file.
8786 * hooks.h: New file.
8787 * Makefile.in (HOOKS_H): New.
8788 (TARGET_DEF_H): Added $(HOOKS_H).
8789 (OBJS): Added hooks.o.
8790 (cfgcleanup.o, bb-reorder.o): Added target.h.
8791 (hooks.o): Added dependencies.
8792 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
8793 (TARGET_INITIALIZER): this.
8794 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
8795 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
8796 * bb-reorder.c: Include target.h.
8797 (reorder_basic_blocks): Skip if cannot modify jumps.
8798 * cfgcleanup.c: Include target.h.
8799 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
8801 2002-02-08 Chris Demetriou <cgd@broadcom.com>
8803 * config/mips/mips.md (casesi_internal, casesi_internal_di):
8804 Protect jump delay slot instructions with .set noreorder and
8807 2002-02-08 Chris Demetriou <cgd@broadcom.com>
8809 * config/mips/mips.md (casesi_internal_di): Calculate
8810 the index into the target offset table correctly.
8812 2002-02-08 Richard Henderson <rth@redhat.com>
8814 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
8815 * final.c (output_addr_const): Accept and discard SUBREG.
8816 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
8817 mark them unknown instead.
8818 (simplify_subtraction): Handle RTX_UNKNOWN.
8819 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
8821 2002-02-08 David Edelsohn <edelsohn@gnu.org>
8823 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
8825 2002-02-08 Richard Henderson <rth@redhat.com>
8827 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
8829 2002-02-08 Andreas Jaeger <aj@suse.de>
8831 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
8832 * config/i386/t-linux64: New file.
8834 2002-02-08 Jakub Jelinek <jakub@redhat.com>
8836 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
8837 * c-parse.in (compstmt): Clear last_expr_type.
8839 2002-02-07 Richard Henderson <rth@redhat.com>
8841 * loop.c (strength_reduce): Sink final_value when not
8844 2002-02-07 David O'Brien <obrien@FreeBSD.org>
8846 * config/sparc/freebsd.h: Fix mismatched spec {.
8848 2002-02-07 Richard Henderson <rth@redhat.com>
8850 * cfgrtl.c: Include recog.h and insn-config.h.
8851 (keep_with_call_p): Fix general_operand invocation.
8852 * Makefile.in (cfgrtl.o): Update dependencies.
8854 2002-02-07 Kazu Hirata <kazu@hxi.com>
8856 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
8857 comment. Accept HImode only if TARGET_H8300.
8859 2002-02-07 Eric Christopher <echristo@redhat.com>
8861 * config/mips/crtn.asm: Cleanup #ifdefs.
8863 2002-02-07 Eric Christopher <echristo@redhat.com>
8865 * config/mips/crti.asm: Add changes for mips16. mips16 uses
8866 register 7 as RA instead of $31.
8867 * config/mips/crtn.asm: Ditto.
8868 * config/mips/mips.c (mips_move_2words): Add case for
8869 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
8870 (compute_frame_size): Fix typo.
8871 (save_restore_insns): Ditto. Make documentation about using
8872 register $7 as return register more precise.
8873 (mips_expand_epilogue): Fix comment. Add code to work around not
8874 being able to add to the stack pointer directly.
8875 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
8876 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
8879 2002-02-07 Tom Rix <trix@redhat.com>
8881 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
8882 immediates in ldu and stdu DS opcode field.
8883 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
8884 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
8885 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
8887 2002-02-07 Jeff Sturm <jsturm@one-point.com>
8889 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
8890 offset for stack bias.
8892 2002-02-07 H.J. Lu <hjl@gnu.org>
8894 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
8896 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
8898 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
8900 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
8902 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
8903 * i386.c (x86_order_regs_for_local_alloc): New global function.
8904 * i386.h (REG_ALLOC_ORDER): CLeanup.
8905 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
8907 2002-02-07 Richard Henderson <rth@redhat.com>
8909 PR optimization/2463
8910 * alias.c (find_base_value): Recall base values for fixed hard regs.
8911 * loop.c (loop_regs_update): Don't use single_set on non-insns.
8913 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
8915 * config/mips/mips.md (define_delay) [mips16]: Adjust required
8918 2002-02-06 Richard Henderson <rth@redhat.com>
8921 * stmt.c (resolve_operand_name_1): Take more care with mixed
8922 named and unnamed operands.
8924 2002-02-06 Janis Johnson <janis187@us.ibm.com>
8925 Jan Hubicka <jh@suse.cz>
8927 * loop.c (remove_constant_addition): Avoid clobbering a shared
8930 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
8932 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
8933 * config/s390/t-linux64: New file.
8934 * config/s390/libgcc-glibc.ver: New file.
8936 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
8938 * config/s390/linux64.h: Delete file.
8939 * config/s390/s390x.h: New file.
8940 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
8941 as target header file.
8942 * config/s390/linux.h (TARGET_VERSION): Define depending on
8943 DEFAULT_TARGET_64BIT.
8944 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
8945 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
8946 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
8947 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
8948 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
8949 (EXTRA_SPEC): New define.
8950 * config/s390/s390.h (TARGET_VERSION): Define depending on
8951 DEFAULT_TARGET_64BIT.
8952 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
8954 2002-02-06 Jason Merrill <jason@redhat.com>
8956 * c-decl.c (finish_function): Warn about a non-void function with
8957 no return statement and no abnormal exit.
8958 (current_function_returns_abnormally): New variable.
8959 (start_function): Clear it.
8960 (struct c_language_function): Add returns_abnormally.
8961 (push_c_function_context): Save it.
8962 (pop_c_function_context): Restore it.
8963 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
8964 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
8965 an explicit return type.
8966 * c-tree.h: Declare current_function_returns_abnormally.
8967 (C_FUNCTION_IMPLICIT_INT): New macro.
8968 * c-typeck.c (build_function_call): Set it.
8969 (c_expand_return): Set current_function_returns_value even if the
8972 2002-02-06 Jakub Jelinek <jakub@redhat.com>
8975 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
8976 unsafe for reevaluation.
8978 2002-02-06 Jakub Jelinek <jakub@redhat.com>
8981 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
8982 EXPR_STMT, but COMPOUND_STMT, recurse into it.
8984 2002-02-06 Richard Henderson <rth@redhat.com>
8986 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
8987 be a general_operand. Dest for function value must be a pseudo.
8989 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
8991 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
8992 as SYMBOL_REFs from the constant pool.
8994 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
8996 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
8997 passed by invisible reference.
8999 2002-02-05 Richard Henderson <rth@redhat.com>
9001 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
9003 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
9005 Implement using "base addresses" in insn operands as default.
9006 * config/mmix/mmix.c (mmix_conditional_register_usage): if
9007 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
9008 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
9009 used to read the rtx value.
9010 (mmix_target_asm_function_epilogue): Fix spacing.
9011 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
9012 (mmix_legitimate_address): Ditto.
9013 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
9014 should be loaded with a GETA insn. Don't allocate needless extra
9015 char for nul termination and fix misleading comment.
9016 (mmix_print_operand_address): Handle constants if
9017 TARGET_BASE_ADDRESSES.
9018 (mmix_output_register_setting): Use base addressing if
9019 TARGET_BASE_ADDRESSES and the number of insns is 3.
9020 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
9021 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
9022 to use R as constraint, add LDA to match s.
9023 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
9024 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
9025 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
9026 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
9027 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
9028 order with other fixed registers.
9029 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
9030 other parameter/call-clobbered registers.
9031 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
9032 -mbase-addresses, -mno-base-addresses.
9033 (MMIX Options): Ditto.
9035 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
9037 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
9039 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
9041 * config/rs6000/altivec.h: Change elem to _S_elem.
9043 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
9045 * config/netbsd.h (WCHAR_TYPE): Define.
9046 (WCHAR_TYPE_SIZE): Ditto.
9048 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
9049 (WCHAR_UNSIGNED): Ditto.
9050 (WCHAR_TYPE_SIZE): Ditto.
9052 * config/arm/netbsd.h: Likewise.
9053 * config/i386/netbsd-elf.h: Likewise.
9054 * config/i386/netbsd.h: Likewise.
9055 * config/m68k/netbsd-elf.h: Likewise.
9056 * config/m68k/netbsd.h: Likewise.
9057 * config/ns32k/netbsd.h: Likewise.
9058 * config/sparc/netbsd.h: Likewise.
9059 * config/vax/netbsd.: Likewise.
9061 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
9063 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
9064 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
9065 (TARGET_INITIALIZER): this.
9066 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
9067 (BITFIELD_NBYTES_LIMITED): Markup fix.
9068 * tree.h (default_ms_bitfield_layout_p): Declare.
9069 (record_layout_info): Added prev_field.
9070 * tree.c (default_ms_bitfield_layout_p): New fn.
9071 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
9072 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
9073 * stor-layout.c: Include target.h.
9074 (start_record_layout): Initialize prev_field.
9075 (place_field): Handle MS bit-field layout, and disregard
9076 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
9077 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
9078 * Makefile.in (stor-layout.o): Adjust dependencies.
9080 2002-02-05 Jason Merrill <jason@redhat.com>
9082 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
9084 2002-02-05 Andreas Jaeger <aj@suse.de>
9086 * crtstuff.c: Fix comments.
9088 2002-02-05 Richard Henderson <rth@redhat.com>
9091 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
9092 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
9095 * config/mips/mips.c (function_arg): Handle TImode.
9096 (function_arg_advance): Likewise.
9098 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
9100 * config/rs6000/altivec.h (vec_step_help): Rename to
9103 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
9105 * config/rs6000/altivec.h: Fix typos.
9107 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
9109 * config/arm/netbsd.h: Correct a comment.
9111 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
9113 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
9114 building void typed builtins.
9116 * config/rs6000/altivec.h (vec_ld*): Fix typos.
9117 (vec_step): Implement for C++.
9119 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9121 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
9123 2002-02-04 Richard Henderson <rth@redhat.com>
9125 * combine.c (nonzero_bits): Re-introduce special case for
9126 sp/fp/ap wrt REGNO_POINTER_ALIGN.
9128 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
9130 * doc/extend.texi: Warn about unsupported usage of altivec
9133 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
9134 (altivec_predicate_*): New.
9136 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
9137 Add C++ version of vec_*() functions.
9139 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
9140 (bdesc_2arg): Remove altivec predicates.
9141 (altivec_expand_builtin): Handle predicates.
9142 (altivec_init_builtins): Handle predicates.
9143 (altivec_expand_predicate_builtin): New.
9145 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9147 * pa.c (DO_FRAME_NOTES): Move forward.
9148 (store_reg): Revise handling of frame notes.
9149 (load_reg): Likewise.
9150 (set_reg_plus_d): Likewise.
9151 (hppa_expand_prologue): Likewise.
9152 (hppa_expand_epilogue): Likewise.
9154 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9156 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
9158 2002-02-04 Jakub Jelinek <jakub@redhat.com>
9160 PR c/4475, c++/3780:
9161 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
9162 * c-common.h (SWITCH_TYPE): Define.
9163 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
9164 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
9165 Rename spareness variable to sparseness.
9166 (expand_end_case_type): Renamed from expand_end_case, use orig_type
9167 if non-NULL instead of TREE_TYPE (orig_index).
9168 * tree.h (expand_end_case_type): Renamed from expand_end_case.
9169 (expand_end_case): Define using expand_end_case_type.
9170 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
9171 to expand_end_case_type.
9172 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
9174 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9176 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
9177 (BIGGEST_ALIGNMENT): Change to 128.
9179 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9181 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
9183 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9185 * pa.md (call_internal_reg_64bit): Remove unused variable.
9187 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
9189 * config/arm/arm.h (machine_function): Add uses_anonymous_args
9191 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
9192 * config/arm/arm.c (current_function_anonymous_args): Delete,
9193 replace uses with cfun->machine->uses_anonymous_args.
9194 (arm_reorg): Do not reset uses_anonymous_args.
9196 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
9197 any geenral register.
9199 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
9201 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
9204 2002-02-04 Richard Henderson <rth@redhat.com>
9206 * combine.c (force_to_mode): Remove STACK_BIAS code.
9207 (nonzero_bits): Likewise. Replace sp/fp special case with
9208 REGNO_POINTER_ALIGN.
9210 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
9211 (HARD_FRAME_POINTER_REGNUM): New.
9212 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
9213 (FIXED_REGS, CALL_USED_REGS): Update.
9214 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
9215 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
9216 (HARD_REGNO_NREGS): Update for SFP.
9217 (STACK_POINTER_OFFSET): Include bias here ...
9218 (FIRST_PARM_OFFSET): ... not here.
9219 (STACK_BIAS): Remove.
9220 (INIT_EXPANDERS): New.
9221 (STARTING_FRAME_OFFSET): Do not include bias.
9222 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
9223 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
9224 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
9225 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
9226 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
9227 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
9228 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
9229 (MUST_SAVE_REGISTER): Likewise.
9230 (sparc_flat_function_prologue): Likewise.
9231 (sparc_flat_function_epilogue): Likewise.
9232 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
9233 (sparc_init_modes): SFP is GENERAL_REGS.
9234 (sparc_builtin_saveregs): SFP does not have bias applied.
9236 2002-02-04 Richard Henderson <rth@redhat.com>
9238 * config/alpha/alpha.c (current_function_is_thunk): Don't check
9239 current_function_is_thunk.
9240 (alpha_sa_mask): Distinguish between current_function_is_thunk
9241 called from ASM_OUTPUT_MI_THUNK and not.
9242 (alpha_does_function_need_gp): Thunks always need gp.
9243 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
9244 (alpha_output_mi_thunk_osf): New.
9245 * config/alpha/alpha-protos.h: Update.
9246 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
9248 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
9250 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
9251 function types, not when they're taken away.
9253 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
9255 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
9256 CODE_LABEL and jump table when replacing a table jump with a
9259 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
9261 * config/s390/s390-protos.h (legitimize_la_operand,
9262 s390_secondary_input_reload_class, s390_plus_operand,
9263 s390_expand_plus_operand): Add prototypes.
9265 config/s390/s390.c (s390_secondary_input_reload_class,
9266 s390_plus_operand, s390_expand_plus_operand): New functions.
9268 (struct s390_address): New member 'pointer'.
9269 (s390_decompose_address): Compute it.
9270 (legitimate_la_operand_p): Use it.
9271 (legitimize_la_operand): New function.
9272 (movti, movdi, movdf splitters): Call it.
9274 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
9275 (PREDICATE_CODES): Add s390_plus_operand.
9277 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
9278 (la_ccclobber): Allow GENERAL_REGS as output operand.
9280 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
9281 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
9282 (*la_64, *la_31, reload_indi, reload_insi): ... these.
9284 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
9286 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
9287 register names for regular asm () construct.
9289 2002-02-04 Jakub Jelinek <jakub@redhat.com>
9291 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
9294 2002-02-04 Jakub Jelinek <jakub@redhat.com>
9296 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
9299 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
9301 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
9302 constant pool to be identical by string address and index.
9304 2002-02-04 Anthony Green <green@redhat.com>
9306 * output.h (SECTION_OVERRIDE): Define.
9307 * varasm.c (named_section): Obey SECTION_OVERRIDE.
9309 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
9311 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
9312 by existing arm*-*-netbsd* (a.out) target.
9313 (ns32k-*-netbsdelf*): Likewise.
9314 (sparc-*-netbsdelf*): Likewise.
9315 (vax-*-netbsdelf*): Likewise.
9317 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
9319 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
9320 headers and libobjc headers.
9322 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
9324 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
9325 (_mingw.h): Remove duplicate include.
9327 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
9329 * config.gcc: Set cpu_type to m68k for 68010, as well.
9330 (m68010-*-netbsdelf*): New...
9331 (m68k*-*-netbsdelf*): ...targets.
9332 * config/m68k/netbsd-elf.h: New file.
9334 2002-02-02 Kazu Hirata <kazu@hxi.com>
9336 * config/h8300/h8300.c (hand_list): Move inside function_arg.
9338 2002-02-02 Kazu Hirata <kazu@hxi.com>
9340 * config/h8300/h8300.c (h8_push_ops): Move inside
9342 (h8_pop_ops): Likewise.
9343 (h8_move_ops): Likewise.
9345 2002-02-02 Kazu Hirata <kazu@hxi.com>
9347 * config/h8300/h8300.c (os_task): Make it static.
9348 (monitor): Likewise.
9349 (pragma_saveall): Likewise.
9351 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
9353 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
9354 constant is a valid sign-extension for Pmode.
9356 2002-02-02 Kazu Hirata <kazu@hxi.com>
9358 * config/h8300/h8300.c: Fix formatting.
9360 2002-02-02 Kazu Hirata <kazu@hxi.com>
9362 * config/h8300/h8300.md: Fix formatting.
9364 2002-02-02 Kazu Hirata <kazu@hxi.com>
9366 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
9367 predicates of operands[1]. Split the patterns for each
9370 2002-02-02 Kazu Hirata <kazu@hxi.com>
9372 * config/h8300/h8300.md (xor patterns): Tighten the predicates
9373 of operands[1] to register_operand.
9375 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
9377 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
9378 * cpphash.c (_cpp_init_hashtable): Similarly.
9379 * cppinit.c (cpp_create_reader): Default the signed_char flag.
9380 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
9381 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
9382 (cpp_handle_option): Handle the new options.
9383 * cpplex.c (cpp_interpret_charconst): Use new flag.
9384 * cpplib.h (struct cpp_options): New member signed_char.
9385 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
9386 (cpp_options): Handle -fsigned-char and -funsigned-char.
9387 (static_specs): Remove signed_char_spec.
9388 (do_spec1): Don't handle %c.
9389 * system.h: Poison SIGNED_CHAR_SPEC.
9390 * tradcif.y (yylex): Use flag_signed_char.
9391 * tradcpp.h (flag_signed_char): New.
9392 * tradcpp.c (flag_signed_char): New.
9393 (main): Handle new command-line options.
9394 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
9396 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
9397 * avr/avr.h: Remove old comments.
9398 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
9399 (CC1_SPEC): Pass -fsigned-char if -mic*.
9400 (SIGNED_CHAR_SPEC): Remove.
9402 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
9404 2002-02-01 Eric Christopher <echristo@redhat.com>
9406 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
9407 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
9408 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
9409 (ASM_OUTPUT_REG_POP): Ditto.
9411 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
9413 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
9416 2002-02-02 Jakub Jelinek <jakub@redhat.com>
9418 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
9420 2002-02-02 Jakub Jelinek <jakub@redhat.com>
9423 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
9426 2002-02-01 Janis Johnson <janis187@us.ibm.com>
9428 * cfganal.c: Include tm_p.h.
9429 (keep_with_call_p): Fix the test that determines if a register holds
9430 the return value of a call.
9432 2002-02-01 DJ Delorie <dj@redhat.com>
9434 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
9435 we are given conflicting registers, switch to the other one we
9436 had allocated for us.
9437 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
9438 as TImode so we know when the "other" register is available.
9440 2002-02-01 David O'Brien <obrien@FreeBSD.org>
9442 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
9445 2002-02-01 Janis Johnson <janis187@us.ibm.com>
9447 * cfganal.c (keep_with_call_p): New function.
9448 (flow_call_edges_add): Prevent splitting a block between a call and
9449 a single-set instruction that should be kept in the same block.
9451 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
9453 * doc/install.texi (avr): Update outdated URL.
9455 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
9457 * config/stormy16/stormy16.md (pushqi): New.
9461 (movhi): Remove stack operands.
9463 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
9464 nonimmediate_nonstack_operand.
9465 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
9467 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
9470 2002-01-31 Jason Merrill <jason@redhat.com>
9472 * Makefile.in (c-parse.c): Handle .output file.
9473 * objc/Make-lang.in (objc-parse.c): Likewise.
9475 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
9477 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
9478 the -me[lb] option is given. Don't output the default flag
9481 2002-01-31 Zack Weinberg <zack@codesourcery.com>
9483 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
9484 the primary source file; this has not been done yet.
9485 * c-decl.c (c_expand_body): Reset input_filename from
9486 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
9488 2002-01-31 Kazu Hirata <kazu@hxi.com>
9490 * rtlanal.c (subreg_regno_offset): Do not use
9491 SUBREG_REGNO_OFFSET.
9492 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
9493 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
9495 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
9497 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
9498 version rather than GNATS version in --version output.
9500 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
9502 * ifcvt.c (noce_process_if_block): Make a copy of the destination
9503 when copying back from a temporary.
9505 2002-01-30 Richard Henderson <rth@redhat.com>
9507 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
9508 and new_dest are the same.
9510 2002-01-30 Richard Henderson <rth@redhat.com>
9513 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
9514 * rtl.c (note_insn_name): Update.
9515 * emit-rtl.c (remove_unnecessary_notes): Kill it.
9516 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
9517 to perform loop rotation.
9518 (expand_exit_loop_top_cond): New.
9519 * tree.h (expand_exit_loop_top_cond): Declare it.
9520 * c-semantics.c (genrtl_while_stmt): Use it.
9521 (genrtl_for_stmt): Likewise.
9523 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
9525 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
9526 arguments to 64-bit boundaries on 64-bit ABIs.
9528 2002-01-30 Steve Ellcey <sje@cup.hp.com>
9530 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
9532 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
9534 * c-decl.c (grokdeclarator): Handle type being a typedef for an
9537 2002-01-30 David O'Brien <obrien@FreeBSD.org>
9539 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
9540 * config/sparc/sparc_bi.h: Remove file.
9541 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
9543 2002-01-30 Richard Henderson <rth@redhat.com>
9545 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
9547 2002-01-30 Zack Weinberg <zack@codesourcery.com>
9549 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
9551 2002-01-30 Jason Merrill <jason@redhat.com>
9553 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
9554 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
9555 (reg_save): Use DW_CFA_offset_extended_sf instead.
9557 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
9559 2002-01-29 Jakub Jelinek <jakub@redhat.com>
9561 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
9564 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
9566 * rs6000.md ("*call_value_local32"): Remove constraints.
9567 ("*call_value_local64"): Same.
9568 ("*call_value_indirect_nonlocal_aix32"): Same.
9569 ("*call_value_nonlocal_aix32"): Same.
9570 ("*call_value_indirect_nonlocal_aix64"): Same.
9571 ("*call_value_nonlocal_aix64"): Same.
9572 ("*call_value_nonlocal_sysv"): Same.
9574 2002-01-29 Richard Henderson <rth@redhat.com>
9576 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
9578 2002-01-29 Richard Henderson <rth@redhat.com>
9580 * expr.c (force_operand): Ignore flag_pic for detecting pic
9582 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
9583 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
9584 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
9585 instead of open-coded loop.
9586 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
9587 be fixed when in use.
9589 2002-01-29 Richard Henderson <rth@redhat.com>
9591 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
9592 * sched-rgn.c (propagate_deps): Update them.
9593 * sched-deps.c (sched_analyze_insn): Update them. Flush the
9594 clobbers list when either gets too long.
9596 2002-01-29 Jakub Jelinek <jakub@redhat.com>
9598 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
9599 and INDEX_REGS the same as GENERAL_REGS.
9600 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
9602 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
9604 * tree.c (build_nonstandard_integer_type): Correct prototype.
9606 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
9608 * config/s390/s390.md (movstrsico, movstrdix_64,
9609 movstrsix_31): Remove, replace by ...
9610 (movstrdi_short, movstrsi_short, movstrdi_long,
9611 movstrsi_long): ... these. New.
9612 (movstrdi, movstrsi): Adapt.
9614 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
9615 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
9616 Remove unnecessary CC clobber.
9617 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
9618 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
9620 (divmoddi4): Don't partially initialize TImode register.
9622 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
9624 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
9626 2002-01-29 Richard Henderson <rth@redhat.com>
9628 * flow.c (print_rtl_and_abort): Remove.
9629 (print_rtl_and_abort_fcn): Remove.
9630 (verify_local_live_at_start): Use dump_bb instead.
9631 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
9632 (verify_wide_reg_1): Return 2 on mode test failure.
9634 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
9636 PR c/3325, c/3326, c/2511, c/3347
9637 * c-decl.c (enum_decl_context): Remove BITFIELD.
9638 (grokdeclarator): Take bitfield width as an input.
9639 Ensure bitfields are given the correct type. Perform
9640 bitfield width validation with build_bitfield_integer_type
9641 rather than waiting for finish_struct.
9642 (grok_typename, grok_typename_in_parm_context, start_decl,
9643 push_parmdecl, grokfield, start_function): Update calls to
9645 (build_bitfield_integer_type): New function.
9646 (finish_struct): Move bitfield validation to grokdeclarator
9647 and build_bitfield_integer_type.
9648 * tree.c (build_nonstandard_integer_type): New function.
9649 * tree.h (build_nonstandard_integer_type): New prototype.
9651 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
9653 2002-01-29 Jakub Jelinek <jakub@redhat.com>
9656 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
9657 don't ignore unrecognized -W* options.
9658 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
9659 * cpplib.h (cpp_handle_option): Adjust prototype.
9660 * c-decl.c (c_decode_options): Pass 0 as last argument to
9664 * gcc.c (cpp_unique_options): Split from cpp_options.
9665 (cpp_options): Source cpp_unique_options.
9666 (default_compilers): Use cpp_unique_options instead of cpp_options
9667 when used together with cc1_options.
9668 (static_specs): Add cpp_unique_options.
9669 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
9670 when used together with cc1_options.
9672 2002-01-29 Kazu Hirata <kazu@hxi.com>
9674 * config/h8300/h8300-protos.h: Update the prototype of
9676 * config/h8300/h8300.c (output_a_shift): Remove an unused
9677 argument 'insn'. Remove redundant code.
9678 * config/h8300/h8300.md: Adust to the new prototype of
9681 2002-01-29 Kazu Hirata <kazu@hxi.com>
9683 * config/h8300/h8300-protos.h: Update the prototypes of
9684 emit_a_rotate and expand_a_rotate.
9685 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
9686 first argument to 'enum rtx_code'.
9687 (expand_a_rotate): Likewise.
9689 2002-01-28 Kazu Hirata <kazu@hxi.com>
9691 * config/h8300/h8300-protos.h: Update the prototype of
9693 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
9695 * config/h8300/h8300.md: Adjust to the new prototype.
9697 2002-01-28 Kazu Hirata <kazu@hxi.com>
9699 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
9702 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
9704 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
9705 is a fixed register before returning pic_offset_table_rtx.
9706 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
9707 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
9709 2002-01-28 Jason Merrill <jason@redhat.com>
9711 * dwarf2.h: Sync with src version.
9713 2002-01-28 Paul Koning <pkoning@equallogic.com>
9715 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
9717 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
9718 * doc/extend.texi (__builtin_prefetch): Update documentation:
9719 first argument is now const void ptr.
9721 2002-01-28 Kazu Hirata <kazu@hxi.com>
9723 * config/h8300/h8300-protos.h: Remove an unused prototype.
9725 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
9727 * toplev.c (lang_independent_init): Round up identifier size.
9729 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
9731 * config.gcc: Revert previous change.
9733 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
9735 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
9737 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
9739 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
9740 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
9741 other non-elf netbsd config frags.
9742 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
9743 collect2 will does that.
9744 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
9745 shared-lib frobbing will work.
9747 2002-01-28 Kazu Hirata <kazu@hxi.com>
9749 * config/h8300/h8300.h: Fix formatting.
9750 * config/h8300/h8300.md: Likewise.
9752 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
9754 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
9755 the old, removed AAA_standards fix.
9756 * fixinc/fixincl.x: Rebuilt.
9758 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
9760 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
9761 atexit call in crtbegin, hooked in after call to frame_dummy;
9762 register EH before registering __fini__start.
9764 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
9766 * config/rs6000/altivec.h: Remove spurious semicolons.
9768 2002-01-27 Kazu Hirata <kazu@hxi.com>
9770 * config/h8300/h8300.md: Replace dead bit extraction patterns
9771 with ones that work.
9773 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9775 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
9776 if not STRICT_ALIGNMENT.
9777 * rtl.h (MEM_ALIGN): Likewise.
9779 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
9781 * doc/invoke.texi (-fdump-translation-unit): Revert this
9782 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
9784 2002-01-27 Kazu Hirata <kazu@hxi.com>
9786 * config/h8300/h8300.md (define_constants): New.
9787 (anonymous patterns) Use defined constants appropriately.
9789 2002-01-27 Kazu Hirata <kazu@hxi.com>
9791 * config/h8300/h8300.c (function_arg): Remove redundant code.
9793 2002-01-26 Richard Henderson <rth@redhat.com>
9795 * sched-deps.c (reg_pending_uses_head): New.
9796 (reg_pending_barrier): Rename from reg_pending_sets_all.
9797 (find_insn_list): Don't mark inline.
9798 (find_insn_mem_list): Remove.
9799 (add_dependence_list, add_dependence_list_and_free): New.
9800 (flush_pending_lists): Replace only_write param with separate
9801 for_read and for_write parameters. Update all callers. Use
9802 add_dependence_list_and_free.
9803 (sched_analyze_1): Do not add reg dependencies here; just set
9804 the pending bits. Use add_dependence_list.
9805 (sched_analyze_2): Likewise.
9806 (sched_analyze_insn): Replace schedule_barrier_found with
9807 reg_pending_barrier. Add all dependencies for pending reg
9808 uses, sets, and clobbers.
9809 (sched_analyze): Don't add reg dependencies for calls, just
9810 set pending bits. Use regs_invalidated_by_call. Treat
9811 sched_before_next_call as a normal list, not a fake insn.
9812 (init_deps): No funny init for sched_before_next_call.
9813 (free_deps): Free pending mems lists. Don't zero reg_last.
9814 (init_deps_global): Init reg_pending_uses.
9815 (finish_deps_global): Free it.
9816 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
9817 (find_insn_mem_list): Remove.
9818 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
9819 (propagate_deps): Use them. Zero temp mem lists.
9821 2002-01-26 Richard Henderson <rth@redhat.com>
9823 * Makefile.in (CRTSTUFF_CFLAGS): New.
9824 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
9825 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
9826 crtstuff.c instead of alpha assembly version.
9827 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
9828 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
9829 not FORCE_{INIT,FINI}_SECTION_ALIGN.
9830 (__do_global_dtors_aux): Mark used.
9831 (frame_dummy, __do_global_ctors_aux): Mark used.
9832 (fini_dummy, init_dummy): Remove.
9834 * config/alpha/crtbegin.asm: Remove file.
9835 * config/alpha/crtend.asm: Remove file.
9836 * config/alpha/t-crtbe: Remove file.
9837 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
9838 (LINK_EH_SPEC): New.
9840 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
9841 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
9842 calling constructors.
9843 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
9845 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
9846 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
9847 CRT_END_INIT_DUMMY hack.
9848 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
9849 FORCE_{INIT,FINI}_SECTION_ALIGN.
9851 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
9852 FORCE_{INIT,FINI}_SECTION_ALIGN.
9854 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
9855 invocation sequence.
9856 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
9858 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
9859 (FORCE_CODE_SECTION_ALIGN): New.
9861 2002-01-26 Richard Henderson <rth@redhat.com>
9863 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
9865 2002-01-26 Richard Henderson <rth@redhat.com>
9867 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
9868 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
9870 2002-01-26 Kazu Hirata <kazu@hxi.com>
9872 * config/h8300/h8300.md: Remove bit extraction patterns that
9873 cannot be triggered.
9874 Restrict each bit extraction pattern to a variant on which the
9877 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
9879 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
9881 2002-01-26 Kazu Hirata <kazu@hxi.com>
9883 * config/h8300/h8300.md: Remove bit test patterns that cannot
9885 Restrict each bit test pattern to a variant on which the
9888 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9890 * builtins.c (expand_builtin_strncat): Remove redundant check for
9893 2002-01-25 David O'Brien <obrien@FreeBSD.org>
9895 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
9897 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
9900 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
9902 * dbxout.c (dbxout_init): Use assemble_name rather than just
9903 stripping off the first character.
9904 (dbxout_source_file): Likewise.
9906 2002-01-25 DJ Delorie <dj@redhat.com>
9908 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
9909 using rtx_equal_p, not by comparing pointers.
9911 2002-01-25 Steve Ellcey <sje@cup.hp.com>
9913 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
9914 for PIC_OFFSET_TABLE_REGNUM.
9915 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
9917 2002-01-25 David O'Brien <obrien@FreeBSD.org>
9919 * config.gcc (x86_64-*-freebsd*): New target.
9920 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
9922 (i[34567]86-*-freebsd*): Don't include svr4.h.
9923 * config/i386/freebsd64.h: New file.
9925 2002-01-25 Douglas B Rupp <rupp@gnat.com>
9927 * config/alpha/x-vms (version): Make static.
9929 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
9930 in previous checkin.
9932 * Makefile.in (install-headers-cp): New target.
9933 * config.gcc (alpha-dec-*vms*): Install headers with
9936 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
9938 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
9941 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9943 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
9944 of compare_tree_int.
9945 (expand_builtin_strncat): Likewise.
9946 * c-decl.c (finish_struct): Use tree_low_cst.
9947 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
9948 * tree.c (compare_tree_int): Likewise.
9950 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
9952 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
9953 adjustments even if they are implemented by more than two insns.
9955 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
9957 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
9958 * df.h (struct ref): Kill B.
9959 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
9961 * basic-block.h (PROP_EQUAL_NOTES): New flag.
9962 * flow.c (propagate_one_insn): Use it.
9963 (mark_used_regs): Handle NIL.
9965 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
9967 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
9970 2002-01-25 David Edelsohn <edelsohn@gnu.org>
9972 * rs6000.md (prefetch): Make address V4SI mode so that the address
9973 is restricted to legitimate form for instruction.
9975 2002-01-25 Bob Wilson <bob.wilson@acm.org>
9977 * doc/install.texi (xtensa-*-elf): New target.
9978 (xtensa-*-linux*): New target.
9979 * doc/contrib.texi: Add myself.
9981 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
9983 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
9984 purpose register to hold an SImode (or smaller) value.
9986 2002-01-25 Jakub Jelinek <jakub@redhat.com>
9988 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
9990 * crtstuff.c: Likewise.
9992 2002-01-25 Kazu Hirata <kazu@hxi.com>
9994 * config/h8300/h8300.md (negation patterns): Tighten
9995 predicates to register_operand.
9997 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
9999 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
10002 * builtins.c (expand_builtin_prefetch): Same.
10004 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
10006 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
10009 2002-01-24 Kazu Hirata <kazu@hxi.com>
10011 * config/h8300/h8300.c (print_operand): Remove support for
10012 operand character 'A'.
10013 * config/h8300/h8300.md (three anonymous patterns): Replace
10014 operand character 'A' with either 'T' or 'S'.
10016 2002-01-24 Kazu Hirata <kazu@hxi.com>
10018 * config/h8300/h8300.c (print_operand): Remove support for
10019 operand character 'U'.
10021 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
10023 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
10025 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
10027 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
10028 values to be assigned to the stack pointer.
10030 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
10032 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
10033 to const_double needs to be done right for big-endian systems.
10035 2002-01-24 Jason Merrill <jason@redhat.com>
10038 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
10039 to can_throw_internal.
10041 2002-01-23 Richard Henderson <rth@redhat.com>
10043 * fold-const.c (fold): Change UINT_MAX test to check vs precision
10044 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
10046 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
10048 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
10049 (symGOT2reg): Use them, then set as GOT value as unchanging.
10050 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
10051 as a temporary, if possible.
10052 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
10053 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
10055 2002-01-23 Kazu Hirata <kazu@hxi.com>
10057 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
10058 accept to accept 0x80 as operands[2].
10060 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
10062 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
10064 2002-01-23 Richard Henderson <rth@redhat.com>
10066 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
10068 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
10070 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
10071 (parmlist_or_identifiers_1): Verify that only a parmlist follows
10074 2002-01-23 Richard Henderson <rth@redhat.com>
10076 * expr.c (move_by_pieces_1): Extend size before negation.
10078 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
10079 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
10080 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
10081 * config/m68k/t-m68kelf: Likewise.
10083 2002-01-23 Bob Wilson <bob.wilson@acm.org>
10085 * config/xtensa/elf.h: New file.
10086 * config/xtensa/lib1funcs.asm: New file.
10087 * config/xtensa/lib2funcs.S: New file.
10088 * config/xtensa/linux.h: New file.
10089 * config/xtensa/t-xtensa: New file.
10090 * config/xtensa/xtensa-config.h: New file.
10091 * config/xtensa/xtensa-protos.h: New file.
10092 * config/xtensa/xtensa.c: New file.
10093 * config/xtensa/xtensa.h: New file.
10094 * config/xtensa/xtensa.md: New file.
10095 * config.gcc (xtensa-*-elf*): New target.
10096 (xtensa-*-linux*): New target.
10097 * cse.c (canon_hash): Compare rtx pointers instead of register
10098 numbers. This is required for the Xtensa port.
10099 * integrate.c (copy_insn_list): Handle case where the static
10100 chain is in memory and the memory address has to be copied to
10102 * doc/invoke.texi (Option Summary): Add Xtensa options.
10103 (Xtensa Options): New node.
10104 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
10106 2002-01-23 Zack Weinberg <zack@codesourcery.com>
10108 * diagnostic.c (internal_error): Do ICE suppression only
10109 when ENABLE_CHECKING is not defined.
10111 * c-typeck.c (require_complete_type): Return error_mark_node
10112 if type is error_mark_node.
10114 2002-01-23 Janis Johnson <janis187@us.ibm.com>
10116 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
10117 -Os and issue a warning.
10119 2002-01-23 Zack Weinberg <zack@codesourcery.com>
10121 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
10122 current (lack of) need for host configuration by hand.
10124 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
10125 references. Documentation of some target macros moved from
10126 hostconfig.texi to tm.texi.
10128 2002-01-23 Will Cohen <wcohen@redhat.com>
10130 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
10133 2002-01-23 Kazu Hirata <kazu@hxi.com>
10135 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
10138 2002-01-23 Jason Merrill <jason@redhat.com>
10140 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
10142 * function.c (assign_parms): Don't put args of inline functions
10143 into registers when not optimizing.
10145 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
10147 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
10148 (prologue_use): New pattern.
10149 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
10150 preference to gen_rtx_USE.
10151 (thumb_expand_prologue): Use gen_prologue_use in preference to
10153 (thumb_expand_epilogue): Use gen_prologue_use in preference to
10156 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
10158 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
10160 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
10163 * doc/extend.texi: Correct documentation of __alignof__.
10165 2002-01-22 Zack Weinberg <zack@codesourcery.com>
10167 * params.h: Rename arguments of DEFPARAM so that it will be
10168 recognized as a translation keyword.
10170 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
10172 * extend.texi: Document altivec functions.
10173 Fix N-bit adjectives in X86 builtin documentation.
10175 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
10177 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
10178 auto_inc_dec values.
10180 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
10182 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
10184 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
10186 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
10188 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
10190 2002-01-22 Richard Henderson <rth@redhat.com>
10192 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
10193 copy_insn not copy_rtx.
10195 2002-01-23 Alan Modra <amodra@bigpond.net.au>
10197 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
10198 "nonzero" as that might add "1" bits. Ensure "constop" is
10199 properly sign extened.
10200 (force_to_mode): Tweak for sign extended constop.
10202 2002-01-22 Richard Henderson <rth@redhat.com>
10204 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
10205 for_each_rtx instead of assuming we're already looking at the MEM.
10206 (split_small_symbolic_mem_operand): Likewise.
10207 * config/alpha/alpha.h (PREDICATE_CODES): Update.
10208 * config/alpha/alpha.md (small symbolic memory splitters): Update.
10210 2002-01-22 Richard Henderson <rth@redhat.com>
10212 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
10213 sequence number for the literal.
10214 (divmoddi_internal_er): Likewise.
10216 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
10219 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
10220 in LIBICONV variable.
10221 * configure: Regenerated.
10223 2002-01-22 Krister Walfridsson <cato@df.lth.se>
10225 * dependence.c (build_def_use): Remove array_idx.
10227 * dwarfout.c (last_filename): Remove.
10228 (output_compile_unit_die): Remove last_filename.
10230 2002-01-22 Roger Sayle <roger@eyesopen.com>
10231 Richard Henderson <rth@redhat.com>
10234 * fold-const.c (fold): Optimize unsigned comparisons against
10235 UINT_MAX (and similar unsigned constants).
10237 2002-01-22 Janis Johnson <janis187@us.ibm.com>
10239 * Makefile.in (loop.o): Depend on OPTABS_H.
10240 * loop.c (emit_prefetch_instructions): Check the prefetch operand
10241 against the predicate.
10244 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
10245 for the address operand.
10247 2002-01-22 Richard Henderson <rth@redhat.com>
10249 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
10251 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
10254 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
10255 preprocessor flags.
10257 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
10259 * config.gcc (x86_64-*-netbsd*): New target.
10260 * config/i386/netbsd64.h: New file.
10262 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
10264 * regrename.c (kill_value): Fix typo.
10266 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
10268 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
10270 * config/rs6000/rs6000.h: Same.
10272 * function.c (instantiate_virtual_regs): Remove
10273 STARTING_FRAME_PHASE.
10274 (assign_stack_local_1): Same.
10275 Calculate frame phase.
10277 2002-01-22 Nick Clifton <nickc@redhat.com>
10279 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
10280 variable declaration to outer scope in order to simplify
10282 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
10283 arm_hard_regno_mode_ok.
10284 * config/arm/arm-protos.h: Add a prototype for
10285 arm_hard_regno_mode_ok.
10286 * config/arm/arm.c (soft_df_operand): Remove now redundant
10287 check for DImode values using IP_REGNUM.
10288 (nonimmediate_soft_df_operand): Remove now redundant check for
10289 DImode values using IP_REGNUM.
10290 (arm_hard_regno_mode_ok): New function. New check: make sure
10291 that DImode values are not stored in IP_REGNUM.
10293 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
10295 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
10297 2002-01-22 Jason Merrill <jason@redhat.com>
10299 * c-semantics.c (genrtl_compound_stmt): Only check nesting
10300 consistency if this COMPOUND_STMT is scoped.
10302 2002-01-22 Kazu Hirata <kazu@hxi.com>
10304 * predict.c: Fix formatting.
10305 * print-tree.c: Likewise.
10306 * protoize.c: Likewise.
10307 * real.h: Likewise.
10309 * sbitmap.h: Likewise.
10310 * scan.c: Likewise.
10311 * sched-deps.c: Likewise.
10312 * sched-vis.c: Likewise.
10313 * sdbout.c: Likewise.
10314 * sibcall.c: Likewise.
10316 * ssa-ccp.c: Likewise.
10317 * ssa-dce.c: Likewise.
10318 * stmt.c: Likewise.
10319 * stor-layout.c: Likewise.
10320 * system.h: Likewise.
10322 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10324 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
10325 if fits in bounds of base type.
10327 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
10328 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
10329 (add_bound_info, default): If can't find a context, make a
10331 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
10333 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
10335 * c-typeck.c (parser_build_binary_op): If result from
10336 build_binary_op is ERROR_MARK just return error_mark_node without
10337 further processing.
10339 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
10341 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
10342 Split a.out-specific bits into...
10343 * config/netbsd-aout.h: ...this.
10344 * config/netbsd-elf.h: New file.
10345 * config/alpha/netbsd-elf.h: Remove.
10346 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
10347 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
10348 (STARTFILE_SPEC): Remove redundant definition.
10349 (ENDFILE_SPEC): Likewise.
10350 (LINK_SPEC): Likewise.
10351 (CPP_SPEC): Likewise.
10352 (ASM_SPEC): Likewise.
10353 (LIB_SPEC): Likewise.
10354 (SWITCH_TAKES_ARG): Likewise.
10355 (TARGET_MEM_FUNCTIONS): Likewise.
10356 (CPP_PREDEFINES): Redefine.
10357 (ASM_FINAL_SPEC): Remove redefinition.
10358 (ASM_COMMENT_START): Redefine.
10359 (FUNCTION_PROFILER): Define.
10360 (TARGET_VERSION): Redefine.
10361 Comment and formatting cleanup.
10362 * config/i386/netbsd.h: Include <netbsd-aout.h>.
10363 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
10364 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
10365 big- or little-endian.
10366 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
10367 * config.gcc (*-*-netbsd*): Add definitions common to all
10369 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
10370 gnu_ld definitions. Add netbsd-elf.h to and remove
10371 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
10372 tmake_file, and don't lose previous tmake_file contents.
10373 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
10374 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
10375 gnu_ld definitions. Add netbsd-elf.h to tm_file.
10376 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
10377 (mipsel-*-netbsd*): Rename this to...
10378 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
10379 mips/little.h to tm_file for mips*el-*.
10380 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
10381 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
10382 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
10384 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
10386 * pa-protos.h (reg_before_reload_operand): New function prototype.
10387 * pa.c (reg_before_reload_operand): New function implementation.
10388 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
10389 contraints to "*m".
10391 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10393 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
10395 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
10397 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
10398 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
10399 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
10400 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
10401 (ENDFILE_SPEC): Undefine.
10402 (STARTFILE_SPEC): Redefine for PA.
10404 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10406 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
10408 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
10410 * config.gcc: Add entries to supported PowerPC --with-cpu
10413 2002-01-21 Jakub Jelinek <jakub@redhat.com>
10415 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
10416 true for 64-bit mode only SSE registers in 32-bit mode.
10418 2002-01-21 Kazu Hirata <kazu@hxi.com>
10420 * unwind-dw2.c: Fix formatting.
10421 * unwind-dw2-fde.c: Likewise.
10422 * unwind-dw2-fde.h: Likewise.
10423 * unwind-pe.h: Likewise.
10424 * varasm.c: Likewise.
10425 * varray.h: Likewise.
10427 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
10429 Remove workaround for register stack overwrite bug in mmix.
10430 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
10431 support for TARGET_REG_STACK_FILL_BUG.
10432 * config/mmix/mmix.h: Remove member has_call_without_parameters.
10433 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
10435 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
10436 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
10437 -mno-reg-stack-fill-bug-workaround.
10438 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
10439 machine member has_call_without_parameters.
10440 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
10441 -mreg-stack-fill-bug-workaround and
10442 -mno-reg-stack-fill-bug-workaround.
10443 (MMIX Options): Ditto.
10445 2002-01-21 Kazu Hirata <kazu@hxi.com>
10447 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
10449 Remove redundant code.
10451 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
10453 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
10454 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
10455 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
10456 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
10457 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
10458 out target macro definitions and non-target-specific comments
10459 mostly taken from old versions of the manual.
10461 2002-01-20 Kazu Hirata <kazu@hxi.com>
10463 * config/h8300/h8300.h: Fix comment formatting.
10464 * config/ia64/aix.h: Likewise.
10465 * config/ia64/ia64-protos.h: Likewise.
10466 * config/ia64/ia64.c: Likewise.
10467 * config/ia64/ia64.h: Likewise.
10468 * config/ia64/ia64intrin.h: Likewise.
10469 * config/ia64/linux.h: Likewise.
10470 * config/ia64/unwind-aix.c: Likewise.
10471 * config/ia64/unwind-ia64.c: Likewise.
10473 2002-01-20 Kazu Hirata <kazu@hxi.com>
10475 * config/h8300/h8300.c: Revise comments about shift code.
10477 2002-01-20 Kazu Hirata <kazu@hxi.com>
10479 * config/h8300/h8300.c (function_arg): Update a comment.
10481 2002-01-20 Kazu Hirata <kazu@hxi.com>
10483 * config/h8300/h8300.md: Update the comments at the beginning
10486 2002-01-20 Kazu Hirata <kazu@hxi.com>
10488 * config/i370/i370.c: Fix comment formatting.
10489 * config/i370/i370.h: Likewise.
10490 * config/i370/i370.md: Likewise.
10491 * config/i370/linux.h: Likewise.
10493 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10495 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
10497 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
10498 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
10499 in incomplete case.
10501 2002-01-20 Graham Stott <grahams@redhat.com>
10503 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
10505 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
10507 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
10509 2002-01-19 Tom Rix <trix@redhat.com>
10511 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
10513 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
10515 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
10517 * function.c (assign_stack_local_1): Adjust x_frame_offset with
10518 STARTING_FRAME_PHASE.
10519 (STARTING_FRAME_PHASE): New.
10520 (instantiate_virtual_regs): Check saneness of
10521 STARTING_FRAME_PHASE.
10523 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
10525 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
10527 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
10529 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
10531 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
10532 be used for bootstrapping GCC 3.0.
10534 2002-01-18 Kazu Hirata <kazu@hxi.com>
10536 * config/h8300/h8300.md: Fix an insn length.
10538 2002-01-18 Kazu Hirata <kazu@hxi.com>
10540 * bitmap.h: Fix comment formatting.
10541 * combine.c: Likewise.
10542 * cppfiles.c: Likewise.
10543 * c-pragma.h: Likewise.
10544 * c-typeck.c: Likewise.
10546 * dwarf2out.c: Likewise.
10547 * function.c: Likewise.
10549 * genattrtab.c: Likewise.
10550 * gthr-win32.h: Likewise.
10551 * haifa-sched.c: Likewise.
10552 * predict.c: Likewise.
10553 * rtlanal.c: Likewise.
10555 * unwind-dw2-fde.h: Likewise.
10556 * unwind-pe.h: Likewise.
10557 * vmsdbgout.c: Likewise.
10559 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10561 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
10562 if type_required and passed decl.
10564 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
10566 * config.gcc (cpu_type): Include altivec.h in powerpc
10570 * config/rs6000/altivec.h: New.
10572 2002-01-17 David Edelsohn <edelsohn@gnu.org>
10574 * doc/install.texi (*-ibm-aix*): Update assembler and exception
10575 handling information.
10576 * doc/trouble.texi (Interoperation): Add libstdc++ information
10578 (Misunderstandings): Add template instantiation and static template
10579 member information for AIX.
10581 2002-01-17 Jason Merrill <jason@redhat.com>
10583 * dbxout.c (dbxout_type): Support const and volatile.
10585 * except.c (add_partial_entry): Remove backwards compatibility code.
10586 (end_protect_partials): Likewise.
10588 2002-01-17 Jakub Jelinek <jakub@redhat.com>
10590 * config/ia64/ia64.md (prologue_use): New.
10591 * config/ia64/ia64.c (ia64_expand_prologue): Use
10592 gen_prologue_use instead of gen_rtx_USE.
10593 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
10594 as CODE_FOR_pred_rel_mutex.
10595 (ia64_sched_reorder2): Likewise.
10597 2002-01-16 Eric Christopher <echristo@redhat.com>
10599 * config/mips/r3900.h: Reformat.
10600 (SUBTARGET_CPP_SIZE_SPEC): Remove.
10601 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
10602 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
10603 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
10604 * config/mips/t-elf: Remove mips3 multilib.
10606 2002-01-16 H.J. Lu <hjl@gnu.org>
10608 * config/mips/linux.h: Include "mips/abi64.h".
10610 2002-01-16 H.J. Lu <hjl@gnu.org>
10612 * config/mips/t-linux: New.
10614 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
10616 * config/mips/linux.h: Don't include "gofast.h".
10617 (INIT_SUBTARGET_OPTABS): Removed.
10619 2002-01-16 Kazu Hirata <kazu@hxi.com>
10621 * config/h8300/h8300-protos.h: Replace emit_a_shift with
10623 * config/h8300/h8300.c: Likewise.
10624 * config/h8300/h8300.md: Likewise.
10626 2002-01-16 Kazu Hirata <kazu@hxi.com>
10628 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
10629 spaces after an opcode name.
10630 (pushqi1_h8300hs): Likewise.
10631 (pushhi1_h8300hs): Likewise.
10633 2002-01-16 Kazu Hirata <kazu@hxi.com>
10635 * doc/extend.texi: Replace "option" with "attribute"
10638 2002-01-16 Jakub Jelinek <jakub@redhat.com>
10640 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
10641 (and:DI () (const_int -8)).
10642 (split_small_symbolic_mem_operand): Split
10643 (mem (and:DI () (const_int -8)).
10645 2002-01-16 Jakub Jelinek <jakub@redhat.com>
10648 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
10649 same way as TYPE_IMUL.
10650 (ultrasparc_sched_reorder): Likewise.
10651 * config/sparc/sparc.md (type): Add comment to update
10652 ultrasparc_sched_reorder when making changes.
10654 2002-01-16 Kazu Hirata <kazu@hxi.com>
10656 * doc/invoke.texi: Change the dump file name of block
10657 reordering pass from 28.bbro to 29.bbro.
10658 Mention -dk option.
10660 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
10662 * i386.md (minsf splitter): Fix pasto.
10664 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
10666 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
10667 to frame pointer initialisation instruction.
10668 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
10669 initialisation instruction.
10670 (soft_df_operand): Do not accept the IP register.
10671 (nonimmediate_soft_df_operand): Do not accept the IP register.
10673 2002-01-16 Jakub Jelinek <jakub@redhat.com>
10676 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
10677 MASK_V8 being both set.
10679 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
10681 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
10682 insn for GOT register; add REG_MAYBE_DEAD notes instead.
10683 config/s390/s390.md (call, call_value): Add GOT register to
10684 CALL_INSN_FUNCTION_USAGE where needed.
10685 (call_exp, call_value_exp): New.
10687 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
10689 * config/arm/arm.c: General formatting tidy up.
10691 2002-01-16 Graham Stott <grahams@redhat.com>
10693 * calls.c (try_to_integrate): Use "(size_t)" intermediate
10694 cast and when casting an integer literal to "rtx" pointer.
10695 (expand_call): Likewise.
10696 * flow.c (try_pre_increment): Likewise.
10697 (find_use_as_address): Likewise.
10698 * integrate.c (expand_iline_function): Likewise.
10699 * regmove.c (try_auto_increment): Likewise.
10701 2002-01-16 Graham Stott <grahams@redhat.com>
10703 * sched-rgn.c (passed): Use sbitmap_free.
10704 (header): Likewise.
10706 (in_queue): Likewise.
10707 (in_stack): Likewise.
10709 2002-01-15 Eric Christopher <echristo@redhat.com>
10711 * flow.c (propagate_one_insn): Change to use fatal_insn.
10713 2002-01-15 Kazu Hirata <kazu@hxi.com>
10715 * expmed.c (extract_fixed_bit_field): Remove unused code.
10716 * system.h: Poison SLOW_ZERO_EXTEND.
10717 * doc/tm.texi: Remove.
10718 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
10719 * config/arm/arm.h: Likewise.
10720 * config/avr/avr.h: Likewise.
10721 * config/clipper/clipper.h: Likewise.
10722 * config/convex/convex.h: Likewise.
10723 * config/d30v/d30v.h: Likewise.
10724 * config/dsp16xx/dsp16xx.h: Likewise.
10725 * config/elxsi/elxsi.h: Likewise.
10726 * config/fr30/fr30.h: Likewise.
10727 * config/h8300/h8300.h: Likewise.
10728 * config/i370/i370.h: Likewise.
10729 * config/i386/i386.h: Likewise.
10730 * config/m68k/m68k.h: Likewise.
10731 * config/mips/mips.h: Likewise.
10732 * config/ns32k/ns32k.h: Likewise.
10733 * config/pdp11/pdp11.h: Likewise.
10734 * config/pj/pj.h: Likewise.
10735 * config/s390/s390.h: Likewise.
10736 * config/sh/sh.h: Likewise.
10737 * config/stormy16/stormy16.h: Likewise.
10738 * config/v850/v850.h: Likewise.
10739 * config/vax/vax.h: Likewise.
10740 * config/we32k/we32k.h: Likewise.
10742 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
10744 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
10745 (altivec_lvsl): Change constraint to b.
10746 (altivec_lvsr): Same.
10747 (altivec_lvebx): Same.
10748 (altivec_lvehx): Same.
10749 (altivec_lvewx): Same.
10750 (altivec_lvxl): Same.
10751 (altivec_lvx): Same.
10752 (altivec_stvx): Add parallel.
10753 (altivec_stvxl): Same.
10754 (altivec_stvehx): Same.
10755 (altivec_stvebx): Same.
10756 (altivec_stvebx): Same.
10758 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
10760 * config.gcc: Change altivec.h to altivec-defs.h.
10762 * config/rs6000/altivec.h: Delete.
10764 * config/rs6000/altivec-defs.h: Add.
10766 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
10768 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
10771 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
10772 less than or equal to eight bytes.
10774 * vax.md (andsi3): Remove constraints and change SET destination
10775 operand type to nonimmediate_operand.
10776 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
10777 when it is a CONST_INT.
10779 2002-01-15 Jason Merrill <jason@redhat.com>
10781 * c-common.def (FILE_STMT): New code.
10782 * c-common.c (statement_code_p): It's a statement.
10783 * c-common.h (stmt_tree_s): Add x_last_filename.
10784 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
10785 (last_expr_filename): New macro.
10786 * c-semantics.c (begin_stmt_tree): Initialize it.
10787 (add_stmt): If the filename changed, also insert a
10789 (expand_stmt): Handle seeing one.
10791 2002-01-15 Eric Christopher <echristo@redhat.com>
10793 * flow.c (propagate_one_insn): Add error message and print out
10794 insn for debugging.
10796 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
10798 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
10799 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
10800 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
10801 TRAMPOLINE_ALIGNMENT.
10802 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
10804 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
10805 PCC_BITFIELD_TYPE_MATTERS.
10806 * config/interix.h (STDC_VALUE): Remove. Use
10807 STDC_0_IN_SYSTEM_HEADERS.
10808 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
10809 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
10810 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
10812 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
10814 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
10815 not work on this platform currently.
10817 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
10819 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
10820 readonly_warning in _().
10822 2002-01-15 Douglas B Rupp <rupp@gnat.com>
10824 * gcc.c (delete_if_ordinary): Backout previous change.
10826 2002-01-15 Kazu Hirata <kazu@hxi.com>
10828 * config/h8300/h8300.c (print_operand): Remove support for
10829 unused operand characters.
10831 * read-rtl.c: Fix formatting.
10832 * real.c: Likewise.
10833 * recog.c: Likewise.
10834 * regclass.c: Likewise.
10835 * regmove.c: Likewise.
10836 * reg-stack.c: Likewise.
10837 * reload1.c: Likewise.
10838 * rtlanal.c: Likewise.
10840 2002-01-15 Kazu Hirata <kazu@hxi.com>
10842 * config/i386/i386.c: Fix formatting.
10844 2002-01-15 Jakub Jelinek <jakub@redhat.com>
10846 * c-typeck.c (process_init_element): Don't save_expr
10847 COMPOUND_LITERAL_EXPR if just its initializer will be used.
10849 2002-01-15 David Edelsohn <edelsohn@gnu.org>
10851 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
10852 emit optional traceback table if optimize_size or TARGET_ELF.
10853 * config/rs6000/rs6000.md (prefetch): New.
10855 2002-01-15 Andreas Jaeger <aj@suse.de>
10857 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
10859 2002-01-15 Kazu Hirata <kazu@hxi.com>
10861 * mips-tfile.c: Fix formatting.
10863 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
10865 * unroll.c (final_reg_note_copy): Fix previous commit.
10867 2002-01-14 Kazu Hirata <kazu@hxi.com>
10869 * config/h8300/h8300-protos.h: Remove the prototype for
10871 * config/h8300/h8300.c (eq_operator): Remove.
10873 2002-01-14 Richard Henderson <rth@redhat.com>
10875 * config/i386/i386.md (prefetch): Tidy.
10876 (prefetch_3dnow): Fix locality operand.
10878 2002-01-14 Richard Henderson <rth@redhat.com>
10880 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
10881 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
10883 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
10885 * reload1.c (reload_combine): Pass reg_sum replacement through
10886 copy_rtx in loop performing multiple changes.
10888 2002-01-14 Jakub Jelinek <jakub@redhat.com>
10890 * except.c (remove_unreachable_regions): New.
10891 (free_eh_status): Clear exception_handler_labels.
10892 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
10893 (find_exception_handler_labels): Don't add the same label more than
10895 (remove_exception_handler_label): Don't die if
10896 find_exception_handler_labels hasn't been called for the current
10899 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
10901 * toplev.c (rest_of_compilation): Rebuild jump labels after
10904 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
10906 * doc/extend.texi: Move documentation of X86 built-in functions
10908 * doc/invoke.texi: From here.
10909 * doc/sourcebuild.texi: Document location of documentation for
10910 machine built-in functions.
10912 2002-01-13 Christopher Faylor <cgf@redhat.com>
10914 * cppfiles.c (TEST_THRESHOLD): New macro.
10915 (SHOULD_MMAP): Ditto.
10916 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
10919 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
10921 * unroll.c (final_reg_note_copy): Properly handle
10923 (unroll_loops): Fix LOOP_CONDITION heuristics.
10925 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
10927 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
10928 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
10930 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
10932 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
10935 2002-01-14 Tom Rix <trix@redhat.com>
10937 * config/rs6000/rs6000.md: Fix typo with sradi.
10939 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
10941 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
10942 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
10943 (clrstrdi, clrstrsi): Adapt callers.
10945 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
10947 (movti splitter): Never use register 0 as base register.
10949 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
10951 * combine.c (simplify_shift_const): Always generate new rtx
10952 for shift expression instead of reusing given expression.
10954 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10956 * config/alpha/alpha.c (alpha_expand_mov): Don't call
10957 alpha_legitimize_address unless mode is Pmode.
10959 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
10961 * doc/md.texi (Modifiers): Document the '*' constraint for the
10964 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
10965 * doc/extend.texi (Function Attributes): 'interrupt' is valid
10968 2002-01-13 Richard Henderson <rth@redhat.com>
10970 * reload.c (find_reloads): Use a hard reg destination as reload reg
10971 for an input reload of the source.
10973 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10975 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
10978 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
10980 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
10981 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
10983 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
10985 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10987 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
10989 2002-01-12 Tom Rix <trix@redhat.com>
10991 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
10994 2002-01-12 Richard Henderson <rth@redhat.com>
10996 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
10998 * doc/invoke.texi: Update Alpha options.
11000 * doc/invoke.texi: Update i386 built-in function lists.
11002 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
11004 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
11005 referencing outside.
11007 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11009 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
11010 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
11011 offsets, and change line folding.
11012 * optabs.c (expand_binop): Remove warnings.
11013 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
11015 2002-01-12 Graham Stott <grahams@redhat.com>
11017 * attribs.c (handle_deprecated_attribute): constify WHAT.
11018 * diagnostic.c (warn_deprecated_use): Add braces, fixes
11019 dangling else warning and constify WHAT.
11020 * except.h (struct function, struct inline_remap): Move
11021 struct tag forward defs before all prototypes.
11022 (duplicate_eh_regions): Whitespace.
11024 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
11026 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
11027 MODE_BASE_REG_CLASS.
11028 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
11030 2002-01-12 Richard Henderson <rth@redhat.com>
11032 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
11033 (ix86_expand_vector_move): New.
11034 (bdesc_2arg): Remove andps, andnps, orps, xorps.
11035 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
11036 Remove old prefetch builtins. Special case the logicals removed above.
11037 (ix86_expand_builtin): Likewise.
11038 (safe_vector_operand): Use V4SFmode, not TImode.
11039 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
11040 (ix86_expand_timode_binop_builtin): New.
11041 * config/i386/i386-protos.h: Update.
11042 * config/i386/i386.h (enum ix86_builtins): Update.
11043 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
11044 Use ix86_expand_vector_move in vector move expanders.
11045 (movti_internal, movti_rex64): Add xorps alternative.
11046 (sse_clrv4sf): Rename and adjust from sse_clrti.
11047 (prefetch): Don't work so hard.
11048 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
11049 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
11050 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
11052 2002-01-11 Richard Henderson <rth@redhat.com>
11054 * config/i386/mmintrin.h: New file.
11055 * config/i386/xmmintrin.h: New file.
11056 * config.gcc (i?86-*-*): Add extra_headers.
11057 * simplify-rtx.c (simplify_unary_operation): Handle saturating
11059 (simplify_binary_operation): Handle saturating arithmetic codes.
11060 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
11061 not the lowpart subreg.
11062 (ix86_expand_builtin): Return a TImode dummy register instead of 0
11064 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
11066 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11068 * conflict.c (conflict_graph_compute): Free regsets when finished.
11069 * ssa.c (compute_coalesced_reg_partition): Likewise.
11071 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11073 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
11074 every where we allocate a register.
11076 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11078 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
11079 * lcm.c (compute_earliest, compute_farthest): Likewise.
11081 2002-01-11 Janis Johnson <janis187@us.ibm.com>
11083 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
11085 2002-01-11 Janis Johnson <janis187@us.ibm.com>
11087 * doc/rtl.texi (Insns): Fix 2 typos.
11089 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
11091 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
11092 options. Use @table @gcctabopt for MMIX options. Add index
11093 entries for MMIX options. Start new paragraph with first
11094 heading of the machine-dependent options.
11096 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
11099 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
11100 * combine.c (force_to_mode): Same.
11101 * reload1.c (clear_reload_reg_in_use): Same.
11103 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
11105 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
11108 2002-01-11 Andreas Jaeger <aj@suse.de>,
11109 Brad Lucier <lucier@math.purdue.edu>
11111 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
11114 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
11116 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
11117 Protect with IN_LIBGCC.
11118 (LINK_EH_SPEC): Add required trailing space.
11120 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
11122 * c-tree.h: Move function declarations so that they are listed
11123 under the filename which contains them.
11124 (check_identifier, finish_decl_top_level,
11125 lookup_name_current_level_global, shadow_record_fields): Remove.
11127 2002-01-11 Andreas Jaeger <aj@suse.de>
11129 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
11132 2002-01-10 Richard Henderson <rth@redhat.com>
11134 * config/alpha/alpha.c (print_operand): Add 'J'.
11135 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
11136 new operand with the sequence number for the lituse. When splitting
11137 the insns, use gen_movdi_er_high_g and generate a sequence number.
11138 (gen_movdi_er_high_g): Print the sequence number if non-zero.
11140 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
11142 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
11143 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
11145 (altivec_expand_builtin): Same.
11146 (altivec_expand_stv_builtin): New.
11148 * config/rs6000/rs6000.h (rs6000_builtins): Same.
11150 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
11151 ("altivec_lvehx"): New.
11152 ("altivec_lvewx"): New.
11153 ("altivec_lvxl"): New.
11154 ("altivec_lvx"): New.
11155 ("altivec_stvx"): New.
11156 ("altivec_stvebx"): New.
11157 ("altivec_stvehx"): New.
11158 ("altivec_stvewx"): New.
11159 ("altivec_stvxl"): New.
11161 2002-01-10 Richard Henderson <rth@redhat.com>
11163 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
11164 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
11165 care not to delete instructions twice.
11167 2002-01-10 Zack Weinberg <zack@codesourcery.com>
11169 * toplev.c: Don't declare environ (it's not used anywhere).
11170 * configure.in: Don't check for declaration of environ.
11171 * config/i386/xm-mingw32.h: Don't #define environ.
11172 * config.in, configure: Regenerate.
11174 2002-01-10 Zack Weinberg <zack@codesourcery.com>
11176 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
11177 * configure: Regenerate.
11179 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
11180 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
11181 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
11183 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
11184 LIMITS_H_TEST here, not in m68k/x-next.
11185 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
11186 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
11188 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
11189 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
11190 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
11192 * config/i386/x-djgpp: Renamed i386/t-djgpp.
11193 * config/m88k/x-dolph: Renamed m88k/t-dolph.
11194 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
11195 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
11196 replacement of quadlib.asm with quadlib.c.
11198 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
11199 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
11200 config/rs6000/xm-beos.h: Delete file.
11202 * config.gcc: Update to match above changes.
11204 2002-01-10 Kazu Hirata <kazu@hxi.com>
11206 * config/h8300/h8300.h: Fix comment typos.
11207 * config/h8300/h8300.md: Likewise.
11208 * config/h8300/lib1funcs.asm: Likewise.
11210 2002-01-10 Dale Johannesen <dalej@apple.com>
11212 PR optimization/5269
11213 * unroll.c (precondition_loop_p): Make *increment be the correct
11214 sign when n_iterations known, to avoid confusing caller.
11216 2002-01-10 Kazu Hirata <kazu@hxi.com>
11218 * doc/extend.texi (deprecated): Fix a typo.
11220 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
11222 * basic-block.h (update_br_prob_note): Declare.
11223 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
11224 (try_forward_edges): Care negative frequencies and update note.
11225 (outgoing_edges_match): Tweek conditional merging heuristics.
11226 (try_crossjump_to_edge): use update_br_prob_note.
11227 * cfglayout.c (fixup_reorder_chain): Likewise.
11228 * cfrtl.c (update_br_prob_note): New.
11229 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
11231 * i386.c (ix86_decompose_address): Return -1 if address contains
11233 (legitimate_address_p): Require ix86_decompose_address to return 1.
11235 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
11236 (cprop_insn): Likewise.
11238 2002-01-10 Kazu Hirata <kazu@hxi.com>
11240 * toplev.c: Fix formatting.
11241 * tree.c: Likewise.
11242 * tree-dump.c: Likewise.
11243 * unroll.c: Likewise.
11244 * unwind-dw2.c: Likewise.
11245 * unwind-dw2-fde.c: Likewise.
11246 * unwind-dw2-fde-glibc.c: Likewise.
11247 * unwind-sjlj.c: Likewise.
11249 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11251 * doc/invoke.texi: Document PDP-11 options.
11253 2002-01-10 Kazu Hirata <kazu@hxi.com>
11255 * config/h8300/h8300.h: Fix formatting.
11257 2002-01-10 Ira Ruben <ira@apple.com>
11259 Add __attribute__ ((deprecated)).
11260 * extend.texi: Document __attribute__ ((deprecated)).
11261 * invoke.texi: Document -Wno-deprecated-declarations.
11262 * testsuite/g++.dg/other/deprecated.C: New C++ test.
11263 * testsuite/gcc.dg/deprecated.c: New C test.
11264 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
11265 (c_common_attribute_table): Add "deprecated" entry.
11266 (handle_deprecated_attribute): New function.
11267 * c-decl.c (deprecated_states): New enum.
11268 deprecated_state: State of "deprecated" handling.
11269 (start_decl): Set deprecated_state based on attributes.
11270 (grokdeclarator): Test for deprecated uses, propagate attribute.
11271 * c-typeck.c (build_component_ref): Test for deprecated fields.
11272 (build_external_ref): Test for deprecated primaries.
11273 * diagnostic.c (warn_deprecated_use) New function to issue
11274 warnings about __attribute__ ((depricated)) references.
11275 * flags.h (warn_deprecated_decl): Extern declared for
11276 -W[no-]deprecated-declarations option.
11277 * print-tree.c (print_node): Show deprecated flag status.
11278 * toplev.c (warn_deprecated_decl): Defined.
11279 (W_options): Added "deprecated-declaration".
11280 * toplev.h (warn_deprecated_use): Extern declared.
11281 * tree.h (struct tree_common): Define deprecated_flag.
11282 (TREE_DEPRECATED): New macro to access flag.
11283 * cp/call.c (build_call): Test for deprecated calls.
11284 * cp/class.c (add_implicitly_declared_members): Set global
11285 flag to tell grokdeclarator to not issue deprecated warnings.
11286 * cp/cp-tree.h: Add extern for adding_implicit_members.
11287 * cp/decl.c (deprecated_states): New enum.
11288 (start_decl): Set deprecated_state based on attributes.
11289 (grokdeclarator): Test for deprecated uses, propagate attribute.
11290 * cp/lex.c (do_identifier): Test for deprecated primaries.
11291 * cp/typeck.c (build_component_ref): Test for deprecated fields.
11293 2002-01-10 Ira Ruben <ira@apple.com>
11295 Fix to assign attributes to inline member functions.
11296 * cp/decl.c (start_method): Handle attrlist.
11298 2002-01-10 Kazu Hirata <kazu@hxi.com>
11300 * combine.c (expand_field_assignment): Use subreg_lsb().
11302 2002-01-10 David Edelsohn <edelsohn@gnu.org>
11304 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
11305 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
11306 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
11307 Recurse for any operand of AND as long as constant is non-zero.
11309 2002-01-10 Kazu Hirata <kazu@hxi.com>
11311 * config/h8300/h8300.md: Remove constraints from expanders.
11313 2002-01-10 Kazu Hirata <kazu@hxi.com>
11315 * varasm.c: Fix formatting.
11316 * varray.c: Likewise.
11317 * vmsdbgout.c: Likewise.
11318 * xcoffout.c: Likewise.
11320 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
11322 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
11323 update edge probabilities to match.
11325 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11327 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
11329 * doc/languages.texi, doc/sourcebuild.texi: New files.
11330 * doc/configfiles.texi: Make a subsubsection. Update.
11331 * doc/configterms.texi: Add @node. Remove warning that this isn't
11332 instructions for building GCC.
11333 * doc/makefile.texi: Make a subsection.
11334 * doc/gccint.texi: Update.
11336 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
11338 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
11340 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
11342 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
11344 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
11346 * optabs.c (expand_fix): Look for wider integer modes first.
11348 * i386.md (mov?f): Avoid the fake const double trick for medium
11350 (min?f*/max?f*): Prohibit memory operands for i387 variant.
11351 (fop_df_4): Disable for SSE compilation.
11353 2002-01-10 Graham Stott <grahams@redhat.com>
11355 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
11356 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
11358 2002-01-10 Richard Henderson <rth@redhat.com>
11360 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
11362 2002-01-10 Richard Henderson <rth@redhat.com>
11364 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
11365 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
11367 2002-01-10 Kazu Hirata <kazu@hxi.com>
11369 * combine.c (can_combine_p): Fix a comment typo.
11371 2002-01-09 Zack Weinberg <zack@codesourcery.com>
11373 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
11374 empty list correctly. Change loop index $t to $f for
11375 consistency with rest of Makefile.
11377 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
11379 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
11380 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
11382 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
11383 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
11384 (altivec_init_builtins): Same.
11385 (altivec_expand_unop_builtin): Return NULL_RTX on error.
11386 (altivec_expand_binop_builtin): Same.
11387 (altivec_expand_ternop_builtin): Same.
11390 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
11391 ("altivec_vctuxs"): Fix typo.
11392 ("altivec_vnmsubfp"): Same.
11393 ("altivec_dssall"): New.
11394 ("altivec_mfvscr"): New.
11395 ("altivec_dss"): New.
11396 ("altivec_lvsl"): New.
11397 ("altivec_lvsr"): New.
11398 ("altivec_dstt"): New.
11399 ("altivec_dstst"): New.
11400 ("altivec_dststt"): New.
11401 ("altivec_dst"): New.
11403 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
11404 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
11406 2002-01-09 Richard Henderson <rth@redhat.com>
11408 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
11410 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
11412 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
11414 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
11416 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
11418 2002-01-09 Kazu Hirata <kazu@hxi.com>
11420 * read-rtl.c: Fix formatting.
11421 * real.c: Likewise.
11422 * regclass.c: Likewise.
11423 * regrename.c: Likewise.
11424 * reg-stack.c: Likewise.
11425 * reload1.c: Likewise.
11426 * reload.c: Likewise.
11429 2002-01-09 Kazu Hirata <kazu@hxi.com>
11431 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
11432 to extract items in the expr_list chain.
11434 2002-01-09 Richard Henderson <rth@redhat.com>
11436 * config/vax/vax.c (vax_rtx_cost): Never abort.
11438 * config/vax/vax.h (REAL_ARITHMETIC): Define.
11440 2002-01-09 Jan Hubicka <jh@suse.cz>
11442 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
11444 2002-01-09 Richard Henderson <rth@redhat.com>
11446 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
11447 Unify code from various alternatives.
11449 2002-01-09 Richard Henderson <rth@redhat.com>
11451 * regrename.c (copy_value): Ignore the copy if the source register
11452 is present in the value chain with a narrower mode.
11454 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11456 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
11457 for the c4x target. Also improve layout.
11459 2002-01-09 Richard Henderson <rth@redhat.com>
11461 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
11462 * config/m32r/m32r.md (and ior xor splitters): Swap operands
11463 to match insn patterns.
11465 2002-01-09 Richard Henderson <rth@redhat.com>
11467 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
11468 (copyprop_hardreg_forward_1): Likewise.
11470 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
11472 * pa.md (decrement_and_branch_until_zero): Change predicate for
11473 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
11475 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
11477 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
11478 gets undefined. For Darwin.
11480 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11482 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
11484 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11486 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
11488 2002-01-08 Richard Henderson <rth@redhat.com>
11490 * regrename.c (copy_value): Ignore overlapping copies.
11492 2002-01-08 Richard Henderson <rth@redhat.com>
11494 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
11495 as needed to avoid shared structure.
11497 2002-01-08 Kazu Hirata <kazu@hxi.com>
11499 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
11502 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
11504 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
11505 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
11506 documentation of obsolete macros.
11507 * system.h: Poison these macros.
11508 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
11509 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
11510 config/c4x/c4x.h, config/clipper/clipper.h,
11511 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
11512 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
11513 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
11514 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
11515 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
11516 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
11517 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
11518 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
11519 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
11520 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
11521 config/sparc/sparc.h, config/stormy16/stormy16.h,
11522 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
11523 definitions and commented out definitions of obsolete macros.
11524 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
11525 of MAX_INT_TYPE_SIZE.
11527 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
11529 * config/s390/s390.c (s390_preferred_reload_class): Never
11530 return ADDR_REGS if it isn't a subset of the given class.
11531 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
11532 FP_REGS, but all superclasses as well.
11534 * config/s390/s390.c (s390_function_profiler): Fix thinko.
11536 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
11537 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
11538 must not be a const_int.
11540 2002-01-08 Richard Henderson <rth@redhat.com>
11542 * Makefile.in (toplev.o): Depend on options.h.
11543 (gcc.o): Depend on specs.h.
11545 2002-01-08 Jakub Jelinek <jakub@redhat.com>
11547 * expr.c (store_expr): Convert VOIDmode constants back to target's
11550 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11552 * doc/invoke.texi: Markup gcc as @command. Refer to
11553 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
11554 of http://gcc.gnu.org/thanks.html.
11556 2002-01-08 Dale Johannesen <dalej@apple.com>
11558 * config/rs6000/rs6000.md: Add missing int register
11559 target case to movdf_low.
11561 2002-01-08 Zack Weinberg <zack@codesourcery.com>
11563 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
11564 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
11565 (cppinit.o): Depend on except.h.
11566 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
11567 s-specs): New rules.
11569 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
11570 Don't create specs.h/options.h/gencheck.h here. Remove
11571 unnecessary variable settings from last argument of AC_OUTPUT.
11572 * config.in, configure: Regenerate.
11573 * intl.c: Hardcode package name as "gcc".
11575 * cppinit.c: Include except.h.
11576 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
11578 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
11579 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
11580 (!)USING_SJLJ_EXCEPTIONS.
11581 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
11583 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
11585 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
11586 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
11587 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
11588 documentation of obsolete macros.
11589 * system.h: Poison these macros.
11590 * config/d30v/d30v.h, config/ns32k/encore.h,
11591 config/stormy16/stormy16.h: Remove definitions and commented out
11592 definitions of obsolete macros.
11594 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
11596 * objc/objc-act.c (handle_class_ref): Mark the declaration of
11597 %sobjc_class_ref_%s as used - to prevent unwanted compiler
11600 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
11602 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
11603 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
11604 to insn adjusting stack/frame pointer.
11605 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
11606 accept operands that cause the insn to be non-splittable.
11608 2002-01-08 Graham Stott <grahams@redhat.com>
11610 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
11611 (C_TYPE_FIELDS_VOLATILE): Likewise.
11612 (C_TYPE_BEING_DEFINED): Likewise.
11613 (C_IS_RESERVED_WORD): Likewise.
11614 (C_TYPE_VARIABLE_SIZE): Likewise.
11615 (C_DECL_VARIABLE_SIZE): Likewise.
11616 (C_MISSING_PROTOTYPE_WARNED): Likewise.
11617 (C_SET_EXP_ORIGINAL_CODE): Likewise.
11618 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
11620 (C_DECL_ANTICIPATED): Likewise.
11621 (c_build_type_variant): Add parenthesis.
11623 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
11625 * gcc.c (option_map): Remove --version.
11626 (process_command): Handle -fversion following the GNU Coding
11627 Standards. Partially addresses PR other/704.
11629 2002-01-08 Graham Stott <grahams@redhat.com>
11631 * combine.c (combine_instructions): Fix typo.
11633 2002-01-08 Graham Stott <grahams@redhat.com>
11635 * debug.h: Use "tree" and "rtx" throughout.
11637 * debug.c: Likewise.
11639 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
11641 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
11642 constant pool, use the pool's version of the symbol instead.
11644 2002-01-07 Richard Henderson <rth@redhat.com>
11646 * regrename.c (find_oldest_value_reg): Ignore the value chain if
11647 the original register was copied in a mode with a fewer number of
11648 hard registers than the desired mode.
11649 (copyprop_hardreg_forward_1): Likewise.
11650 (debug_value_data): Fix loop test.
11651 * toplev.c (parse_options_and_default_flags): Reenable
11652 -fcprop-registers at -O1.
11654 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
11656 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
11657 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
11659 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
11662 * config/rs6000/rs6000.md: Add altivec predicate patterns.
11664 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
11666 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
11667 (pa_output_function_prologue): Output local label at the beginning of
11668 the prologue when profiling.
11669 (hppa_profile_hook): Use the local label rather than the function label.
11670 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
11672 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
11674 * config/rs6000/rs6000.c (print_operand): Remove extra space.
11675 (altivec_expand_unop_builtin): Fix thinko.
11676 (altivec_expand_binop_builtin): Same.
11677 (altivec_expand_ternop_builtin): Same.
11678 (altivec_expand_builtin): Same.
11680 2002-01-07 Richard Henderson <rth@redhat.com>
11682 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
11684 2002-01-07 Jason Merrill <jason@redhat.com>
11686 * unwind-dw2.c (execute_cfa_program): Use < again.
11688 2002-01-07 Jakub Jelinek <jakub@redhat.com>
11690 * predict.c (combine_predictions_for_insn): Avoid division by zero.
11692 2002-01-07 Jakub Jelinek <jakub@redhat.com>
11694 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
11695 Don't allow -1 - x -> ~x simplifications in the first pass.
11697 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
11699 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
11701 (altivec_expand_binop_builtin): Same.
11702 (altivec_expand_unop_builtin): Same.
11703 (print_operand): Fix typo.
11704 (bdesc_1arg): Add vupk* variants.
11706 * rs6000.h (rs6000_builtins): Add vupk* enums.
11708 * rs6000.md: Add altivec_vupk* variants.
11710 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
11712 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
11713 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
11714 and last update dates.
11716 2002-01-07 Janis Johnson <janis187@us.ibm.com>
11718 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
11720 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
11722 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
11723 * config/avr/avr.h (CPP_SPEC): Likewise.
11724 (LINK_SPEC): Likewise.
11725 (CRT_BINUTILS_SPECS): Likewise.
11726 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11727 * doc/invoke.texi (AVR Options): Document them.
11729 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
11731 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
11734 2002-01-07 Graham Stott <grahams@redhat.com>
11736 * config/i386/i386.h: Update copyright date.
11737 (HALF_PIC_PTR): Add parenthesis.
11738 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
11739 (CONSTANT_ALIGNMENT): Add parenthesis.
11740 (DATA_ALIGNMENT): Likewise.
11741 (LOCAL_ALIGNMENT): Likewise.
11742 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
11743 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
11744 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
11745 (HARD_REGNO_NREGS): Add paranethesis.
11746 (VALID_SSE_REG_MODE): Whitespace.
11747 (VALID_MMX_REG_MODE): Whitespace.
11748 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
11749 (ix86_hard_regno_mode_ok): Add parenthesis.
11750 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
11751 (RETURN_IN_MEMORY): Whitespace.
11752 (N_REG_CLASSES): Add parenthesis.
11753 (INTEGER_CLASS_P): Add parenthesis and wrap.
11754 (FLOAT_CLASS_P): Likewise.
11755 (SSE_CLASS_P): Likewise.
11756 (MMX_CLASS_P): Likewise.
11757 (MAYBE_INTEGER_CLASS_P): Likewise.
11758 (MAYBE_FLOAT_CLASS_P): Likewise.
11759 (MAYBE_SSE_CLASS_P): Likewise.
11760 (MAYBE_MMX_CLASS_P): Likewise.
11761 (Q_CLASS_P): Likewise.
11762 (GENERAL_REGNO_P): Uppercase macro parameter.
11763 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
11764 (FP_REGNO_P): Likewise.
11765 (ANY_FP_REGNO_P): Uppercase macro parameter.
11766 (SSE_REGNO_P): Likewise.
11767 (SSE_REGNO): Likewise.
11768 (SSE_REG_P): Likewise.
11769 (SSE_FLOAT_MODE_P): Likewise.
11770 (MMX_REGNO_P): Likewise.
11771 (MMX_REG_P):Likewise.
11772 (STACK_REG_P): Likewise.
11773 (NON_STACK_REG_P): Likewise.
11774 (STACK_TOP_P): Likewise.
11775 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
11776 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
11777 (SECONDARY_MEMORY_NEEDED): Likewise.
11778 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
11779 (MD_ASM_CLOBBERS): Whitespace and wrap.
11780 (MUST_PASS_IN_STACK): Whitespace and wrap.
11781 (RETURN_POPS_ARGS): Add parenthesis.
11782 (INIT_CUMULATIVE_ARGS): Likewise.
11783 (FUNCTION_ARG): Likewise.
11784 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
11785 (SETUP_INCOMING_VARARGS): Likewise.
11786 (BUILD_VA_LIST_TYPE): Add parenthesis.
11787 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
11789 (EXPAND_BUILTIN_VA_ARG): Likewise.
11790 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
11791 (INITIALIZE_TRAMPOLINE): Add parenthesis.
11792 (INITIAL_ELIMINATION_OFFSET): Likewise.
11793 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
11794 (REGNO_OK_FOR_BASE_P): Likewise.
11795 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
11796 (REGNO_OK_FOR_DIREG_P): Likewise.
11797 (REG_OK_FOR_INDEX_P): Whitespace.
11798 (REG_OK_FOR_BASE_P): Whitespace.
11799 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
11801 (FIND_BASE_TERM): Fix typo.
11802 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
11803 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
11804 (SYMBOLIC_CONST; Whitespace.
11805 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
11806 (ENCODE_SECTION_INFO): Whitespace.
11807 (FINALIZE_PIC): Remove do { ... } while (0).
11808 (PROMOTE_MODE): Wrap in do { ... } while (0).
11809 (CONST_COSTS): Whitespace.
11810 (RTX_COSTS): Add paramethesis, whitespace and wrap.
11811 (REGISTER_MOVE_COST): Add parenthesis.
11812 (MEMORY_MOVE_COST): Likewise.
11813 (EXTRA_CC_MODES): Whitespace.
11814 (SELECT_CC_MODE): Add parenthesis and whitespace.
11815 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
11816 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
11817 (ASM_OUTPUT_LABEL): Add paramethesis.
11818 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
11819 (ASM_OUTPUT_REG_POP): Likewise.
11820 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
11821 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
11823 * config/i386/i386.c: Update copyright.
11824 (CHECK_STACK_LIMIT): Add parenthesis.
11825 (AT_BP): Uppercase macro parameter.
11826 (x86_64_int_parameter_registers): Constify.
11827 (x86_64_int_return_registers): Likewise.
11828 (ix86_compare_op0): Use rtx.
11829 (construct_container): Constify INTREG parameter.
11830 (function_arg): Use rtx.
11832 * diagnostic.h: Update copyright date.
11833 (output_buffer_state): Add parenthesis.
11834 (output_buffer_format_args): Likewise.
11836 * combine.c (combine_instructions): Replace XEXP (links, 0)
11839 2002-01-06 H.J. Lu <hjl@gnu.org>
11841 * cfgcleanup.c (thread_jump): Fix 2 typos.
11843 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
11845 * config.gcc: Add support for --enable-altivec.
11847 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
11849 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
11851 2002-01-06 Jakub Jelinek <jakub@redhat.com>
11853 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
11854 __objc_class_name_*.
11856 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
11858 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
11860 2002-01-06 Richard Henderson <rth@redhat.com>
11862 * reorg.c (emit_delay_sequence): Remove death notes, not merely
11863 nop them out. Increment label reference count for REG_LABEL.
11864 (fill_slots_from_thread): Frob label reference count around
11865 delete_related_insns.
11867 2002-01-05 Richard Henderson <rth@redhat.com>
11869 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
11872 2002-01-05 Richard Henderson <rth@redhat.com>
11874 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
11875 * integrate.c (output_inline_function): Likewise.
11876 * toplev.c (rest_of_compilation): Do it here instead. Move call
11877 to remove_unnecessary_notes after emitting abstract instance.
11878 Force an emitted nested function to have its parent emited as well.
11879 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
11881 (rtl_for_decl_location): Do not look at reload data structures
11882 before reload has run.
11884 2002-01-05 Kazu Hirata <kazu@hxi.com>
11886 * cse.c: Fix formatting.
11887 * dwarf2asm.c: Likewise.
11888 * dwarf2out.c: Likewise.
11889 * explow.c: Likewise.
11890 * expmed.c: Likewise.
11891 * function.c: Likewise.
11892 * gcov.c: Likewise.
11893 * gencheck.c: Likewise.
11894 * genrecog.c: Likewise.
11895 * ggc-common.c: Likewise.
11896 * ggc-page.c: Likewise.
11897 * global.c: Likewise.
11899 2002-01-05 Kazu Hirata <kazu@hxi.com>
11901 * combine.c: Fix formatting.
11903 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
11906 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
11908 2002-01-05 David Edelsohn <edelsohn@gnu.org>
11910 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
11911 as 1 for __powerpc64__ as well.
11913 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
11915 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
11918 2002-01-05 Daniel Berlin <dan@dberlin.org>
11920 * lcm.c: Revert change, due to performance regression it causes on
11921 SPEC because it's slightly more conservative (sigh, I hate
11924 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
11926 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
11928 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
11930 * doc/cppinternals.texi: Update.
11932 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
11934 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
11935 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
11937 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
11938 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
11939 kludge for pre-october-14th mmix versions to handle new-found bug
11940 with PUSHJ/PUSHGO and the register stack.
11941 * config/mmix/mmix.h (struct machine_function): Rename member
11942 has_call_value_without_parameters to has_call_without_parameters.
11943 All referers changed.
11944 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
11945 TARGET_MASK_BRANCH_PREDICT): New macros.
11946 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
11947 -mno-reg-stack-fill-bug-workaround.
11948 * config/mmix/mmix.md ("call"): Set struct machine member
11949 has_call_without_parameters.
11951 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
11953 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
11955 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
11957 * cfgcleanup.c: Include tm_p.h
11958 (mark_effect): Fix handling of hard register; fix handling of SET
11960 2002-01-04 Kazu Hirata <kazu@hxi.com>
11962 * config/h8300/h8300.md (anonymous patterns): Check that
11963 operands are registers before using REGNO on them.
11965 2002-01-03 Roland McGrath <roland@frob.com>
11967 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
11969 2002-01-04 Jakub Jelinek <jakub@redhat.com>
11971 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
11972 * c-common.h (genrtl_expr_stmt_value): Likewise.
11973 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
11974 (expand_expr_stmt_value): Add maybe_last argument.
11975 Don't warn about statement with no effect if it is the last statement
11976 in expression statement.
11977 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
11978 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
11979 expand_expr_stmt_value.
11980 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
11981 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
11982 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
11983 as maybe_last to expand_expr_stmt_value.
11985 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
11987 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
11988 be passed in, do not build it.
11989 (c_begin_if_stmt): New function.
11990 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
11991 * c-common.h (c_expand_start_cond): Update prototype.
11992 (c_begin_if_stmt): Prototype new function.
11993 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
11994 * c-parse.in (if_prefix): Use c_begin_if_stmt,
11995 c_begin_while_stmt and c_finish_while_stmt_cond.
11997 2002-01-04 William Cohen <wcohen@redhat.com>
11999 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
12000 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
12001 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
12002 * config/pa/som.h (ASM_FILE_START): Likewise.
12004 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
12006 * lcm.c: Include df.h.
12007 Add available_transfer_function prototype.
12008 (compute_available): Rework to use iterative dataflow framework.
12009 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
12010 with bb_info in df.h
12011 (available_transfer_function): New function.
12013 * Makefile.in (lcm.o): add df.h to dependencies.
12015 2002-01-04 Richard Henderson <rth@redhat.com>
12017 * config/alpha/alpha.c (some_operand): Accept HIGH.
12018 (input_operand): Likewise; accept simple references to globals.
12019 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
12020 (alpha_const_double_ok_for_letter_p): Likewise.
12021 (alpha_extra_constraint): Likewise.
12022 (alpha_preferred_reload_class): Likewise. Do not force
12023 symbolic constants to memory.
12024 (alpha_legitimate_address_p): Accept simple references
12025 to small_symbolic_operand.
12026 (alpha_legitimize_address): New arg scratch. Be prepared to be
12027 called when no_new_pseudos. Emit simple symbolic references.
12028 Split integers into low, high, and rest.
12029 (alpha_expand_mov): Use alpha_legitimize_address.
12030 (some_small_symbolic_mem_operand): New.
12031 (split_small_symbolic_mem_operand): New.
12032 * config/alpha/alpha-protos.h: Update.
12033 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
12034 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
12035 (EXTRA_CONSTRAINT): Likewise.
12036 (PREFERRED_RELOAD_CLASS): Likewise.
12037 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
12038 (PREDICATE_CODES): Update.
12039 * config/alpha/alpha.md: New post-reload splitters to convert
12040 simplfied symbolic operands to the form that references $29.
12041 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
12042 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
12044 2002-01-03 Richard Henderson <rth@redhat.com>
12046 * local-alloc.c (function_invariant_p): Update commentary.
12048 2002-01-04 H.J. Lu <hjl@gnu.org>
12050 * toplev.c (rest_of_compilation): Fix a typo when calling
12053 2002-01-03 Kazu Hirata <kazu@hxi.com>
12055 * c-common.c: Fix formatting.
12056 * diagnostic.c: Likewise.
12057 * doloop.c: Likewise.
12058 * dwarf2out.c: Likewise.
12060 2002-01-03 Kazu Hirata <kazu@hxi.com>
12062 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
12063 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
12065 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
12067 * cpperror.c: Update comments and copyright.
12068 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
12069 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
12071 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
12073 * collect2.c (main): Use strcmp when testing for "-shared".
12075 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
12077 * cppmacro.c: Don't include intl.h. Update comments.
12078 (new_number_token): Allocate enough buffer for 64-bit unsigned
12079 integers; update prototype.
12080 * cppmain.c: Update comments.
12082 2002-01-03 William Cohen <wcohen@redhat.com>
12084 * function.h (struct function): Add profile.
12085 (current_function_profile): New.
12086 doc/extend.texi: Update documentation.
12087 * final.c (final_start_function): Use current_function_profile
12088 instead of profile_flag.
12089 (profile_after_prologue): Likewise.
12090 * function.c (expand_function_start): Likewise.
12091 (expand_function_start): Likewise.
12092 * config/alpha/alpha.c (direct_call_operand):
12093 (alpha_does_function_need_gp): Likewise.
12094 (alpha_expand_prologue): Likewise.
12095 * config/arm/arm.c (arm_expand_prologue): Likewise.
12096 thumb_expand_prologue: Likewise.
12097 * config/d30v/d30v.c (d30v_stack_info): Likewise.
12098 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
12099 (fr30_expand_prologue): Likewise.
12100 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
12101 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
12102 * config/i386/i386.h (FINALIZE_PIC): Likewise.
12103 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
12104 * config/i960/i960.c (i960_output_function_prologue): Likewise.
12105 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
12106 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
12107 (m32r_expand_prologue): Likewise.
12108 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
12109 (m88k_expand_prologue): Likewise.
12110 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
12111 * config/mips/mips.c (compute_frame_size): Likewise.
12112 (mips_expand_prologue): Likewise.
12113 (mips_can_use_return_insn): Likewise.
12114 * config/pa/elf.h (ASM_FILE_START): Likewise.
12115 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
12116 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
12117 * config/pa/som.h (ASM_FILE_START): Likewise.
12118 * config/romp/romp.c (romp_using_r14): Likewise.
12119 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
12120 (rs6000_stack_info): Likewise.
12121 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
12122 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
12123 * config/v850/v850.c (compute_register_save_size): Likewise.
12125 2002-01-03 Jakub Jelinek <jakub@redhat.com>
12127 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
12128 gen_lowpart_common fails, use gen_lowpart_SUBREG.
12130 2002-01-03 Turly O'Connor <turly@apple.com>
12132 * darwin.c (machopic_output_possible_stub_label): Don't generate
12133 stub routines for pseudo-stubs which we've just defined.
12135 2002-01-03 Kazu Hirata <kazu@hxi.com>
12137 * builtins.c: Fix formatting.
12138 * c-typeck.c: Likewise.
12139 * combine.c: Likewise.
12140 * expr.c: Likewise.
12141 * loop.c: Likewise.
12143 2002-01-03 Andreas Schwab <schwab@suse.de>
12145 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
12146 and return true if _cpp_push_next_buffer pushed a new include
12148 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
12149 _cpp_pop_file_buffer did not push a new file.
12150 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
12152 2002-01-02 Eric Christopher <echristo@redhat.com>
12154 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
12155 FIND_REG_INC_NOTE call. Update copyright.
12156 * loop.c (canonicalize_condition): Ditto.
12157 * reorg.c (delete_scheduled_jump): Ditto.
12159 2002-01-03 Kazu Hirata <kazu@hxi.com>
12161 * gcse.c: Fix formatting.
12163 2002-01-03 Graham Stott <grahams@redhat.com>
12165 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
12166 forward defs for struct tags rtx_def, union_tree, rtvec_def
12167 also output corresponding typedefs for rtx, tree, and rtvec.
12169 * system.h: Move forward defs for struct tags rtx_def, union_tree,
12170 rtvec_def along with corresponding typedefs for rtx, tree, and
12171 rtvec to config.h, hconfig.h, tconfig.h.
12173 2002-01-03 Graham Stott <grahams@redhat.com>
12175 * tree.h: Update copyright date.
12176 (IS_EXPR_CODE_CLASS): Add parenthesis.
12177 (TREE_SET_CODE): Add whitespace.
12178 (TREE_CHECK): Add parenthesis.
12179 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
12180 (CST_OR_CONSTRUCTOR_CHECK):
12181 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
12182 (TREE_SYMBOL_REFERENCED): Whitespace.
12183 (INT_CST_LT): Likewise.
12184 (INT_CST_LT_UNSIGNED): Likewise.
12185 (tree_real_cst): Unwrap comment.
12186 (tree_string): Likewise.
12187 (tree_complex): Likewise.
12188 (IDENTIFIER_POINTER): correct cast.
12189 (SAVE_EXPR_CONTEXT): Whitespace.
12190 (EXPR_WFL_FILENAME_NODE): Likewise.
12191 (EXPR_WFL_FILENAME): Remove parenthesis.
12192 (DECL_ORIGIN): Add parenthesis.
12193 (DECL_FROM_INLINE): Use NULL_TREE.
12194 (build_int_2): Whitespace.
12195 (build_type_variant): Add parenthesis.
12197 * gcc/jcf-parse.c: Update copyright date.
12198 (yyparse): Constify resource_filename.
12200 2002-01-03 Graham Stott <grahams@redhat.com>
12202 * rtl.h: Update copyright date.
12203 (RTL_CHECK1): Wrap long line.
12204 (RTL_CHECK2): Likewise.
12205 (RTL_CHECKC1): Wrap long line and whitespace.
12206 (RTL_CHECKC2): Likewise.
12207 (XWINT): Whitespace.
12213 (XBITMAP): Likewise.
12215 (XBBDEF): Likewise.
12217 (X0WINT): Likewise.
12219 (X0UINT): Likewise.
12223 (X0MODE): Likewise.
12224 (X0BITMAP): Likewise.
12225 (X0TREE): Likewise.
12226 (X0BBDEF): Likewise.
12227 (X0ADVFLAGS): Likewise.
12228 (X0CSELIB): Likewise.
12229 (X0MEMATTR): Likewise.
12230 (XCWINT): Likewise.
12232 (XCUINT): Likewise.
12236 (XCMODE): Likewise.
12237 (XCBITMAP): Likewise.
12238 (XCTREE): Likewise.
12239 (XCBBDEF): Likewise.
12240 (XCADVFLAGS): Likewise.
12241 (XCCSELIB): Likewise.
12242 (XC2EXP): Likewise.
12243 (INSN_UID): Likewise.
12244 (PREV_INSN): Likewise.
12245 (PATTERN): Likewise.
12246 (INSN_CODE): Likewise.
12247 (PUT_REG_NOTE_KIND): Likewise.
12248 (CODE_LABEL_NUMBER): Likewise.
12249 (NOTE_SOURCE_FILE): Likewise.
12250 (NOTE_BLOCK): Likewise.
12251 (NOTE_EH_HANDLER): Likewise.
12252 (NOTE_RANGE_INFO): Likewise.
12253 (NOTE_LIVE_INFO): Likewise.
12254 (NOTE_BASIC_BLOCK): Likewise.
12255 (NOTE_EXPECTED_VALUE): Likewise.
12256 (NOTE_LINE_NUMBER): Likewise.
12257 (LABEL_NAME): Likewise.
12258 (LABEL_NUSES): Likewise.
12259 (LABEL_ALTERNATE_NAME): Likewise.
12260 (ADDRESSOF_DECL): Likewise.
12261 (JUMP_LABEL): Likewise.
12262 (LABEL_NEXTREF): Likewise.
12264 (ORIGINAL_REGNO: Likewise.
12265 (HARD_REGISTER_NUM_P): Add parenthesis.
12266 (SUBREG_REG): Whitespace.
12267 (SUBREG_BYTE): Likewise.
12268 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
12269 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
12270 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
12271 (ASM_OPERANDS_INPUT_VEC): Likewise.
12272 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
12273 (ASM_OPERANDS_INPUT): Likewise.
12274 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
12275 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
12276 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
12277 (ASM_OPERANDS_INPUT_MODE): Likewise.
12278 (ASM_OPERANDS_SOURCE_FILE): Likewise.
12279 (ASM_OPERANDS_SOURCE_LINE): Likewise.
12280 (MEM_SET_IN_STRUCT_P): Minor reformat.
12281 (TRAP_CONDITION): Whitespace.
12282 (TRAP_CODE): Likewise.
12283 (COND_EXEC_TEST): Likewise.
12284 (COND_EXEC_CODE): Likewise.
12285 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
12286 (PHI_NODE_P): Add parenthesis.
12287 (plus_constant): Whitespace and add parenthesis.
12289 2002-01-03 Kazu Hirata <kazu@hxi.com>
12291 * config/avr/avr.c: Fix comment typos.
12292 * config/c4x/c4x.md: Likewise.
12293 * config/dsp16xx/dsp16xx.h: Likewise.
12294 * config/dsp16xx/dsp16xx.md: Likewise.
12295 * config/i386/i386.md: Likewise.
12296 * config/ia64/ia64.c: Likewise.
12297 * config/m32r/m32r.h: Likewise.
12298 * config/m68hc11/m68hc11.md: Likewise.
12299 * config/mmix/mmix.c: Likewise.
12300 * config/mn10200/mn10200.c: Likewise.
12301 * config/romp/romp.c: Likewise.
12302 * config/sh/sh.c: Likewise.
12303 * config/stormy16/stormy16.c: Likewise.
12304 * config/stormy16/stormy16.h: Likewise.
12305 * config/stormy16/stormy16.md: Likewise.
12307 2002-01-03 Graham Stott <grahams@redhat.com>
12309 * loop.h: Update copyright date.
12310 (LOOP_MOVABLES): Fix typo.
12311 (LOOP_REGS): Likewise.
12312 (LOOP_IVS): Likewise.
12314 2002-01-03 Graham Stott <grahams@redhat.com>
12316 * cppinit.c: Update copyright date.
12317 Don't include output.h
12318 * Makefile.in: Update copyright date.
12321 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
12324 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
12325 (-pthread) Add to RS/6000 options.
12327 2002-01-02 Kazu Hirata <kazu@hxi.com>
12329 * except.c: Fix comment typos.
12330 * loop.c: Likewise.
12331 * varasm.c: Likewise.
12332 * doc/tm.texi: Fix a typo.
12334 2002-01-02 Jakub Jelinek <jakub@redhat.com>
12336 * c-typeck.c (output_init_element): Allow initializing static storage
12337 duration objects with compound literals.
12339 2002-01-02 Richard Henderson <rth@redhat.com>
12341 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
12344 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12346 * gcc.c (default_compilers): Const-ify.
12347 * mips-tdump.c (stab_names): Likewise.
12348 * mips-tfile.c (map_coff_types, map_coff_storage,
12349 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
12350 pseudo_ops_t, pseudo_ops): Likewise.
12351 * protoize.c (default_include): Likewise
12353 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
12354 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
12355 Add array size in declaration.
12356 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
12357 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
12358 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
12359 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
12360 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
12361 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
12362 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
12363 emtens, make_nan): Const-ify.
12364 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
12365 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
12367 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
12369 * config.gcc (ia64-*-*): Set extra_headers.
12370 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
12371 * config/alpha/t-osf: Remove.
12372 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
12374 2002-01-02 David Edelsohn <edelsohn@gnu.org>
12376 * config/rs6000/t-aix43: Revert previous change.
12378 2002-01-02 Jason Merrill <jason@redhat.com>
12380 * c-decl.c (c_expand_body): Call outlining_inline_function when
12381 emitting an inline function out of line.
12383 2002-01-02 Richard Henderson <rth@redhat.com>
12385 * dwarf2out.c (limbo_die_node): Add created_for member.
12386 (new_die): New argument created_for. Update all callers.
12387 (mark_limbo_die_list): New.
12388 (dwarf2out_init): Register limbo_die_list as a root.
12389 (dwarf2out_finish): Force insert limbo dies into their function
12392 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
12395 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
12397 2002-01-02 Kazu Hirata <kazu@hxi.com>
12399 * config/h8300/fixunssfsi.c: Update copyright.
12402 * config/h8300/h8300.c: Update copyright.
12403 Eliminate warnings.
12405 2002-01-02 Kazu Hirata <kazu@hxi.com>
12407 * config/romp/romp.c: Fix comment formatting.
12408 * config/romp/romp.h: Likewise.
12409 * config/romp/romp.md: Likewise.
12410 * config/s390/s390.c: Likewise.
12411 * config/stormy16/stormy16.c: Likewise.
12412 * config/stormy16/stormy16.h: Likewise.
12414 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
12416 * c-common.h (genrtl_expr_stmt_value): Declare.
12417 * c-semantics.c (genrtl_goto_stmt): Redirect to...
12418 (genrtl_goto_stmt_value): ... this new function. Pass new
12419 argument down to expand_expr_stmt_value, taking
12420 TREE_ADDRESSABLE into account.
12421 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
12422 STMT_EXPR as addressable, i.e., one whose result we want.
12423 * expr.c (expand_expr): Don't save expression statement value
12424 of labeled_blocks or loop_exprs.
12425 * stmt.c (expand_expr_stmt): Redirect to...
12426 (expand_expr_stmt_value): ... this new function. Use new
12427 argument to tell whether to save expression value.
12428 (expand_end_stmt_expr): Reset last_expr_type and
12429 last_expr_value if we don't have either.
12430 * tree-inline.c (declare_return_variable): Mark its use
12431 statement as addressable.
12432 * tree.h: Document new use of TREE_ADDRESSABLE.
12433 (expand_expr_stmt_value): Declare.
12435 2002-01-01 Tom Rix <trix@redhat.com>
12437 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
12438 rs6000_emit_allocate_stack.
12440 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
12442 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
12443 ${srcdir}/ginclude/ to every entry in extra_headers.
12444 * configure: Regenerate.
12445 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
12446 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
12447 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
12448 * ginclude/proto.h: Rename to config/convex/proto.h.
12450 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12452 * attribs.c (handle_vector_size_attribute): Use host_integerp
12453 and tree_int_cst; remove warnings.
12454 * caller-save.c (insert_restore): Add cast to get rid of warning.
12455 (insert_save): Likewise.
12456 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
12457 * regmove.c (find_matches): Add temporary var to kill a warning.
12459 2002-01-01 Douglas B Rupp <rupp@gnat.com>
12461 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
12462 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
12463 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
12464 (vms-dwarf2eh.o): Add Makefile rule.
12465 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
12466 * config/alpha/vms-dwarf2eh.asm: New file.
12468 * gcc.c (delete_if_ordinary): Delete all versions.
12470 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
12472 * config/mmix/mmix.md: Update FIXME to not mention
12474 (MMIX_rJ_REGNUM): New define_constants constant.
12475 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
12476 "*movdicc_real"): Adjust contraints formatting.
12477 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
12478 for branch prediction.
12479 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
12481 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
12482 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
12483 number. Delete related FIXMEs.
12484 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
12485 from number to MMIX_rJ_REGNUM.
12486 (TARGET_MASK_BRANCH_PREDICT): New.
12487 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
12488 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
12489 value. Add -mbranch-predict and -mno-branch-predict.
12490 (TARGET_VERSION): Drop date.
12491 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
12492 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
12493 for finding out global symbols.
12494 (mmix_asm_output_labelref): Revert condition for global symbol.
12495 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
12496 (mmix_print_operand_punct_valid_p): A '+' is valid.
12498 See ChangeLog.6 for earlier changes.