1 2002-05-02 Joseph S. Myers <jsm28@cam.ac.uk>
3 * doc/install.texi: State GNAT version requirements.
5 2002-05-02 Nick Clifton <nickc@cambridge.redhat.com>
7 * config/fr30/fr30.h (GO_IF_LEGITIMATE_ADDRESS): Accept any form
8 of the frame pointer or arg pointer register which strict register
9 checking is not enabled.
11 2002-05-02 Aldy Hernandez <aldyh@redhat.com>
13 * gcc.dg/altivec-8.c: New.
15 * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
16 PRE_INC and PRE_DEC for altivec modes.
18 2002-05-01 Bruce Korb <bkorb@gnu.org>
20 * fixinc/check.tpl(set-writable): make sure the function exists first
21 * fixinc/inclhack.def(alpha_assert): fix test_text
22 * fixinc/tests/base/assert.h: add in missing result
24 2002-05-01 Jeff Law <law@redhat.com>
26 * pa.h (EXTRA_CONSTRAINT): Don't accept PIC addresses for the
29 2002-05-01 Joel Brobecker <brobecker@gnat.com>
31 * dbxout.c (dbxout_type): Emit size information for range types,
32 as well, but only when using GDB extensions.
34 2002-05-01 Richard Henderson <rth@redhat.com>
36 * configure.in (HAVE_GAS_HIDDEN): Replace SPARC feature test with
37 target-independent gnu binutils date test.
39 2002-05-01 Richard Henderson <rth@redhat.com>
41 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Emit dump
42 info before expunging the block.
44 2002-05-01 Jakub Jelinek <jakub@redhat.com>
46 * cppinit.c (cpp_handle_option) [-dM]: Don't set no_output here...
47 (cpp_post_options): ...but here. Disable -dD, -dN and -dI when
48 -M -or -MM is in effect.
50 2002-05-01 Zack Weinberg <zack@codesourcery.com>
52 * config.gcc: Correct test of --enable-obsolete. Obsolete all
54 * doc/install.texi: Update to match.
56 2002-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
59 * varasm.c (globalize_decl): Compare DECL_ASSEMBLER_NAME to check
60 for duplicates. Always loop over whole list.
62 Wed May 1 10:32:37 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
64 * reload.c (find_reloads, case 'p'): Set BADOP to 0.
66 2002-05-01 Joel Sherrill <joel@OARcorp.com>
68 * config/sparc/t-elf (sparc-rtems, sparc-elf): Build assembly
71 2002-05-01 Joel Sherrill <joel@OARcorp.com>
73 * config/arm/rtems-elf.h: Add #undef TARGET_VERSION to prevent warning.
75 2002-05-01 David Edelsohn <edelsohn@gnu.org>
77 * rs6000.md (abssi2_nopower): Convert to define_insn_and_split.
79 (floatdisf2): New pattern.
80 (absdi2): Convert to define_insn_and_split.
85 (fix_trunctfdi2): Same.
86 (fix_trunctfsi2): Same.
88 2002-05-01 Joseph S. Myers <jsm28@cam.ac.uk>
90 * doc/install.texi: Update Texinfo version requirement
93 2002-05-01 Jakub Jelinek <jakub@redhat.com>
95 PR target/6512, PR target/5628
96 * config/sparc/sparc.md (movdf_insn_v9only_novis): Don't allow >= %f32
97 when memory is not aligned.
98 (movdf_insn_v9only_vis): Likewise.
99 * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS): Request a FP_REGS
100 temporary for EXTRA_FP_REGS DFmode load from unaligned memory.
101 (SECONDARY_OUTPUT_RELOAD_CLASS): Similarly.
103 2002-05-01 Aldy Hernandez <aldyh@redhat.com>
105 * gcc.dg/altivec-7.c: New.
107 * config/rs6000/altivec.h: Cleanup.
109 2002-04-30 Aldy Hernandez <aldyh@redhat.com>
111 * doc/invoke.texi (Option Summary): Add -mvrsave=.
112 (RS/6000 and PowerPC Options): Document -mvrsave=.
114 * config/rs6000/rs6000.c (rs6000_altivec_vrsave): New global.
115 (rs6000_altivec_vrsave_string): Same.
116 (rs6000_override_options): Call rs6000_parse_vrsave_option.
117 (rs6000_parse_vrsave_option): New.
118 (rs6000_stack_info): Only generate vrsave instructions when
119 TARGET_ALTIVEC_VRSAVE.
121 * config/rs6000/rs6000.h (TARGET_OPTIONS): Add -mvrsave= option.
122 (rs6000_altivec_vrsave_string): Define extern.
123 (rs6000_altivec_vrsave): Same.
124 (TARGET_ALTIVEC_VRSAVE): New.
126 2002-04-30 Richard Henderson <rth@redhat.com>
129 * toplev.c (rest_of_compilation): Don't run cross-jump before
132 2002-04-30 Tom Rix <trix@redhat.com>
134 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Sanity
135 check which_alternative.
137 2002-04-30 Kazu Hirata <kazu@hxi.com>
139 * cpplex.c: Fix comment formatting.
140 * function.c: Likewise.
141 * integrate.c: Likewise.
142 * regrename.c: Likewise.
143 * sibcall.c: Likewise.
144 * simplify-rtx.c: Likewise.
145 * tree-inline.c: Likewise.
147 2002-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
149 * config.gcc (hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-rtems*,
150 hppa1.0-*-osf*, hppa1.1-*-bsd*, hppa1.1-*-hpux10*, hppa2*-*-hpux10*,
151 hppa1.0-*-hpux10*, hppa*64*-*-hpux11*, hppa1.1-*-hpux11*,
152 hppa2*-*-hpux11*, hppa1.0-*-hpux11*, hppa*-*-lites*): Define xmake_file.
153 * pa/t-linux, pa/t-pa, pa/t-pa64, t-pro (T_ADAFLAGS): Delete.
154 * pa/x-ada: New file. Define ADA_CFLAGS.
156 2002-04-30 Hans-Peter Nilsson <hp@bitrange.com>
158 * config/mmix/mmix.h (MMIX_LAST_STACK_REGISTER_REGNUM): Renamed
159 from MMIX_LAST_REGISTER_FILE_REGNUM.
160 (NO_IMPLICIT_EXTERN_C): Remove cryptic obsolete comment.
161 (struct machine_function): New member highest_saved_stack_register
162 previously static variable in mmix.c.
163 (MACHINE_DEPENDENT_REORG): Define.
164 * config/mmix/mmix.c (highest_saved_stack_register): Deleted.
165 (MMIX_OUTPUT_REGNO): New.
166 (mmix_target_asm_function_prologue): Move calculation of last used
167 saved-stack-register into...
168 (mmix_machine_dependent_reorg): New function. Update to also handle
170 (mmix_print_operand): Apply MMIX_OUTPUT_REGNO when emitting
171 register names, simplify somewhat by new variable regno.
172 <case 'p'>: Remove fixed FIXME. Always emit highest used saved
174 (mmix_print_operand_address): Apply MMIX_OUTPUT_REGNO when
175 emitting register names.
176 (mmix_asm_output_reg_push, mmix_asm_output_reg_pop): Ditto.
177 (mmix_dbx_register_number): Apply MMIX_OUTPUT_REGNO here too.
179 * config/mmix/mmix-protos.h (mmix_machine_dependent_reorg):
182 * config/mmix/mmix.md ("divmoddi4"): Update head comment.
184 2002-04-30 Richard Henderson <rth@redhat.com>
186 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
187 emit_soft_tfmode_binop, emit_soft_tfmode_unop, emit_soft_tfmode_cvt,
188 emit_hard_tfmode_operation, emit_tfmode_binop, emit_tfmode_unop,
189 emit_tfmode_cvt): New.
190 * config/sparc/sparc.md (extendsftf2, extenddftf2, trunctfsf2,
191 trunctfdf2, floatsitf2, floatunssitf2, floatditf2, floatunsditf2,
192 fix_trunctfsi2, fixuns_trunctfsi2, fix_trunctfdi2, fixuns_trunctfdi2,
193 addtf3, subtf3, multf3, divtf3, sqrttf2): Use them.
194 * config/sparc/sparc-protos.h: Update.
196 2002-04-30 Janis Johnson <janis187@us.ibm.com>
198 * install.texi (Final install): Add to the list of info to include
199 in a report of a successful bootstrap, and add link to 3.1 list.
201 Tue Apr 30 19:15:36 CEST 2002 Jan Hubicka <jh@suse.cz>
203 * i386.md (type): Add new SSE/MMX subtypes, remove usused fop1.
204 (mode): Add vector modes
205 (i387): Kill attribute.
206 (unit): New attribute.
207 (length_immediate): Grok new types.
208 (prefix_data16, prefix_rep, prefix_0f): Fix for SSE/MMX.
210 (memory): Handle MMX/SSE properly.
211 (scheduling descriptions): Kill uses of fop1.
212 (sse, mmx, fp patterns): Set type and mode properly.
214 Tue Apr 30 09:31:59 2002 Jeffrey A Law (law@cygnus.com)
216 * pa.c (override_options): Default to PA8000 scheduling.
217 * doc/invoke.texi (HP-PA options): Mention newly added 7300
218 scheduling parameter.
220 * pa.md (7100lc, 7200, 7300 scheduling): Slightly refine
221 handling of double precision multiplies.
223 * pa.md (7100lc, 7200, 7300 scheduling): Refine handling of
224 fpdiv and fpsqrt instructions.
225 (7200 & 7300 scheduling): Fix typo in handling of
226 store-load and store-store penalties.
228 2002-04-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
230 * doc/contrib.texi (Contributors): Use MIPS instead of Mips and
231 mips. Add two missing commas.
233 2002-04-30 Paolo Carlini <pcarlini@unitus.it>
235 * doc/contrib.texi (Contributors): Update Paolo Carlini's
236 and Benjamin Kosnik's entries.
238 2002-04-29 David S. Miller <davem@redhat.com>
240 * config/sparc/sparc.h (BRANCH_COST, PREFETCH_BLOCK,
241 SIMULTANEOUS_PREFETCHES): Tune for UltraSPARC-III.
242 * config/sparc/sparc.md (call + jmp 32-bit peepholes): Likewise.
243 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
245 2002-04-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
247 * combine.c (find_split_point): Use gen_int_mode.
249 2002-04-29 Vladimir Makarov <vmakarov@redhat.com>
251 Merging code from dfa-branch:
253 2002-04-24 Vladimir Makarov <vmakarov@redhat.com>
255 * genautomata.c (output_reserv_sets): Fix typo.
257 2002-04-23 Vladimir Makarov <vmakarov@redhat.com>
259 * genautomata.c (output_reserv_sets): Remove
260 next_cycle_output_flag.
262 Thu Apr 18 08:57:06 2002 Jeffrey A Law (law@redhat.com)
264 * sched-rgn.c (init_ready_list): Make the DFA code handle
265 USE/CLOBBER insns in the same way as the traditional
267 (new_ready): Similarly..
269 2002-04-17 Vladimir Makarov <vmakarov@redhat.com>
271 * haifa-sched.c (schedule_block): Change the DFA state only after
274 Wed Apr 17 15:38:36 2002 Jeffrey A Law (law@redhat.com)
276 * pa.c (hppa_use_dfa_pipeline_interface): New function.
277 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
278 (override_options): Add PA7300 scheduling support.
279 (pa_adjust_cost): Update various comments. Properly
280 handle anti and output dependencies when using the
282 (pa_issue_rate): Add PA7300 scheduling support.
283 (pa_can_combine_p): Call extract_insn before calling
284 constrain_operands (taken from mainline tree).
285 * pa.h (enum processor_type): Add PROCESSOR_PA7300.
286 * pa.md (cpu attr): Add 7300. Rewrite pipeline
287 descriptions using DFA descriptions. Add PA7300
290 2002-03-30 David S. Miller <davem@redhat.com>
292 Add UltraSPARC-III DFA scheduling support.
293 * config/sparc/sparc.md (define_attr type): Add fpcrmove.
294 Update FP conditional move on register insn patterns to use it, as
296 (define_attr cpu): Add ultrasparc3.
297 (define_attr us3load_type): New, update integer load patterns to
298 set it, as appropriate.
299 (define_automaton): Add ultrasparc3_0 and ultrasparc3_1.
300 (rest): Add UltraSPARC3 scheduling description.
301 * config/sparc/sparc.h (TARGET_CPU_ultrasparc3): New.
302 (PROCESSOR_ULTRASPARC3): New.
303 ({ASM,CPP}_CPU64_DEFAULT_SPEC): Handle ultrasparc3.
304 ({ASM,CPP}_CPU_SPEC): Likewise.
305 (REGISTER_MOVE_COST): Likewise.
306 (RTX_COSTS): Likewise.
307 * config/sparc/sparc.c (sparc_override_options,
308 sparc_initialize_trampoline, sparc64_initialize_trampoline,
309 sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
310 sparc_issue_rate): Likewise.
311 * config/sparc/sol2.h: Likewise.
312 * config/sparc/sol2-sld-64.h: Likewise.
313 * config/sparc/linux64.h: Likewise.
315 2002-03-22 Vladimir Makarov <vmakarov@redhat.com>
317 * doc/md.texi: Add comments about usage the latency time for the
318 different dependencies and about case when two or more conditions
319 in different define_insn_reservations returns TRUE for an insn.
321 * doc/md.texi: Add reference for automaton based pipeline
324 2002-03-04 Vladimir Makarov <vmakarov@redhat.com>
326 * doc/passes.texi: Add missed information about genattrtab.
328 2002-03-01 Vladimir Makarov <vmakarov@redhat.com>
330 * genautomata.c (output_automata_list_transition_code): Check
331 automata_list on NULL.
333 2002-02-28 Vladimir Makarov <vmakarov@redhat.com>
335 * genautomata.c (output_insn_code_cases,
336 output_automata_list_min_issue_delay_code,
337 output_automata_list_transition_code,
338 output_automata_list_state_alts_code): Comment the functions.
340 2002-02-22 Vladimir Makarov <vmakarov@redhat.com>
342 * genautomata.c (automata_list_el_t): New typedef.
343 (get_free_automata_list_el,free_automata_list_el,
344 free_automata_list, automata_list_hash, automata_list_eq_p,
345 initiate_automata_lists, automata_list_start, automata_list_add,
346 automata_list_finish, finish_automata_lists,
347 output_insn_code_cases, output_automata_list_min_issue_delay_code,
348 output_automata_list_transition_code,
349 output_automata_list_state_alts_code, add_automaton_state,
350 form_important_insn_automata_lists): New functions and prototypes.
351 (insn_reserv_decl): Add members important_automata_list and
353 (ainsn): Add members important_p.
354 (automata_list_el): New structure.
355 (first_free_automata_list_el, current_automata_list,
356 automata_list_table): New global variables.
357 (create_ainsns): Initiate member important_p.
358 (output_internal_min_issue_delay_func): Generate the switch and
359 call output_insn_code_cases.
360 (output_internal_trans_func, output_internal_state_alts_func):
362 (generate): Call initiate_automata_lists.
363 (automaton_states): New global variable.
364 (expand_automata): Call form_important_insn_automata_lists.
365 (write_automata): Call finish_automata_lists.
367 2002-02-21 Vladimir Makarov <vmakarov@redhat.com>
369 * genautomata.c (add_excls, add_presence_absence): Check that
370 cpu units in the sets belong the same automaton.
372 * rtl.def (EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET): Add comment
373 about that cpu units in the sets belong the same automaton.
375 * doc/md.texi: Ditto.
377 2001-12-20 Naveen Sharma <naveens@noida.hcltech.com>
378 Nitin Gupta <niting@noida.hcltech.com>
380 * config/sh/sh.c (sh_use_dfa_interface): New function.
382 (sh_issue_rate): New Function.
383 TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE: define.
384 TARGET_SCHED_ISSUE_RATE: define.
386 * config/sh/sh.md: Add DFA based pipeline description for SH4.
388 (define_attr insn_class): New attribute used for DFA
390 (define_insn cmpgtsi_t): Set attribute insn_class mt_group.
391 (cmpgesi_t,cmpgtusi_t,cmpgeusi_t,cmpeqsi_t,
392 cmpeqdi_t): Likewise.
394 (add,addc1,addsi3,subc,subc1,*subsi3_internal,
395 negc,negsi2,ashldi3_k,lshrdi3_k,ashrdi3_k): Set insn_class
397 (iorsi3,rotlsi3_1,rotlsi3_31,rotlsi3_16): Likewise.
399 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
401 * haifa-sched.c (queue_to_ready): Remove unnecessary condition for
404 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
406 * genautomata.c (DFA_INSN_CODES_LENGTH_VARIABLE_NAME): New macro.
407 (output_dfa_insn_code_func): Expand dfa_insn_codes if it is
409 (output_dfa_start_func): Initiate new variable insn_codes_length,
410 (write_automata): Output definition of the new variable.
412 2001-10-02 David S. Miller <davem@redhat.com>
414 * haifa-sched.c (advance_one_cycle): New function.
415 (schedule_block): Use it.
416 (queue_to_ready): Use it, and also make sure to advance the DFA
417 state on all stall cycles, not just those where insn_queue links
420 2001-10-02 Richard Sandiford <rsandifo@redhat.com>
422 * haifa-sched.c (max_issue): Remove last_p argument. Only return
423 non-zero if the highest-priority instruction could be scheduled.
424 (choose_ready): Remove last argument from max_issue call.
426 2001-09-28 David S. Miller <davem@redhat.com>
428 * config/sparc/sparc.c (sparc_use_sched_lookahead): Use 4 for
429 ultrasparc and 3 for other multi-issue sparcs.
431 2001-09-27 David S. Miller <davem@redhat.com>
433 * config/sparc/sparc.md (cycle_display): New pattern.
434 * config/sparc/sparc.c (sparc_cycle_display): New.
435 (TARGET_SCHED_CYCLE_DISPLAY): Set it.
437 2001-09-25 David S. Miller <davem@redhat.com>
439 Convert all of Sparc scheduling to DFA
440 * config/sparc/sparc.md: Kill all define_function_unit
441 directives and replace with DFA equivalent.
442 * config/sparc/sparc.c (ultrasparc_adjust_cost,
443 mark_ultrasparc_pipeline_state, ultra_cmove_results_ready_p,
444 ultra_fpmode_conflict_exists, ultra_find_type,
445 ultra_build_types_avail, ultra_flush_pipeline,
446 ultra_rescan_pipeline_state, ultrasparc_sched_reorder,
447 ultrasparc_variable_issue, ultrasparc_sched_init,
448 sparc_variable_issue, sparc_sched_reorder, ultra_code_from_mask,
449 ultra_schedule_insn, ultra_code_names, ultra_pipe_hist,
450 ultra_cur_hist, ultra_cycles_elapsed): Kill.
451 (sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
452 ultrasparc_store_bypass_p): New.
453 * config/sparc/sparc-protos.h (ultrasparc_store_bypass_p):
456 2001-09-24 David S. Miller <davem@redhat.com>
458 * haifa-sched.c (ready_remove): Fix thinko, we want to copy around
459 ready->vec[foo] not ready[foo].
461 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
463 * doc/md.texi: Correct examples for define_insn_reservations
466 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
468 * genautomata.c (create_automata): Print message about creation of
470 (generate): Remove printing meease about creation of
473 2001-09-05 David S. Miller <davem@redhat.com>
475 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
476 * config/sparc/linux64.h: Likewise.
478 2001-08-31 Vladimir Makarov <vmakarov@redhat.com>
480 * haifa-sched.c (insn_cost, schedule_insn, queue_to_ready,
481 schedule_block, sched_init, sched_finish): Add missed calls of
482 use_dfa_pipeline_interface.
484 * sched-rgn.c (init_ready_list, new_ready, debug_dependencies):
487 * sched-vis.c (get_visual_tbl_length): Ditto.
489 2001-08-27 Richard Henderson <rth@redhat.com>
491 * genattr.c (main): Emit state_t even when not doing scheduling.
493 2001-08-27 Richard Henderson <rth@redhat.com>
495 * genautomata.c (expand_automata): Always create a description.
497 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
499 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
500 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
501 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
504 * genattr.c (main): New variable num_insn_reservations. Increase
505 it if there is DEFINE_INSN_RESERVATION. Output automaton based
506 pipeline hazard recognizer interface.
508 * genattrtab.h: New file.
510 * genattrtab.c: Include genattrtab.h.
511 (attr_printf, check_attr_test, make_internal_attr,
512 make_numeric_value): Move protypes into genattrtab.h. Define them
514 (num_dfa_decls): New global variable.
515 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
516 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
517 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
518 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
520 * genautomata.c: New file.
522 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
524 * sched-int.h: (curr_state): Add the external definition for
525 automaton pipeline interface.
526 (haifa_insn_data): Add comments for members blockage and units.
528 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
529 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
530 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
531 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
532 TARGET_SCHED_DFA_POST_CYCLE_INSN,
533 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
534 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
536 (TARGET_SCHED): Use the new macros.
538 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
539 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
540 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
541 dfa_bubble): New members in gcc_target.sched.
543 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
544 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
545 (insn_queue): Redefine it as pointer to array.
546 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
548 (max_insn_queue_index_macro_value): New variable.
549 (curr_state, dfa_state_size, ready_try): New varaibles for
551 (ready_element, ready_remove, max_issue): New function prototypes
552 for automaton interface.
553 (choose_ready): New function prototype.
554 (insn_unit, blockage_range): Add comments.
555 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
556 FUNCTION_UNITS_SIZE == 0.
557 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
558 actual_hazard, potential_hazard): Add comments.
559 (insn_cost): Use cost -1 as undefined value. Remove
560 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
562 (ready_element, ready_remove): New functions for automaton
564 (schedule_insn): Add new code for automaton pipeline interface.
565 (queue_to_ready): Add new code for automaton pipeline interface.
566 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
567 (debug_ready_list): Print newline when the queue is empty.
568 (max_issue): New function for automaton pipeline interface.
569 (choose_ready): New function.
570 (schedule_block): Add new code for automaton pipeline interface.
571 Print ready list before scheduling each insn.
572 (sched_init): Add new code for automaton pipeline interface.
573 Initiate insn cost by -1.
574 (sched_finish): Free the current automaton state and finalize
575 automaton pipeline interface.
577 * sched-rgn.c: Include target.h.
578 (init_ready_list, new_ready, debug_dependencies): Add new code for
579 automaton pipeline interface.
581 * sched-vis.c: Include target.h.
582 (get_visual_tbl_length): Add code for automaton interface.
583 (target_units, print_block_visualization): Add comments.
585 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
586 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
587 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
588 (getruntime.o, genautomata.o): New entries.
589 (genattrtab.o): Add new dependency file genattrtab.h.
590 (genattrtab): Add new dependencies. Link it with `libm.a'.
591 (getruntime.o, hashtab.o): New entries for canadian cross.
593 * doc/md.texi: Description of automaton based model.
595 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
597 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
598 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
599 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
600 TARGET_SCHED_DFA_POST_CYCLE_INSN,
601 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
602 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
603 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
605 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
606 MAX_DFA_ISSUE_RATE): New macro descriptions.
608 * doc/contrib.texi: Add dfa based scheduler contribution.
610 * doc/gcc.texi: Add more information about genattrtab.
612 Mon Apr 29 17:19:10 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
614 * reload1.c (eliminate_regs, case SUBREG): Fix typo in
615 adjust_address_nv call.
617 2002-04-29 Janis Johnson <janis187@us.ibm.com>
619 * doc/install.texi (Testing): Provide additional information, and
620 a stronger encouragement, for running the testsuites.
622 2002-04-29 DJ Delorie <dj@redhat.com>
624 * config/mips/mips.c (mips_parse_cpu): Warn if the CPU name is
627 2002-04-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
629 * fixinc/inclhack.def (solaris_widec): Include <wchar.h> in
630 Solaris 2 <widec.h> if missing.
631 * fixinc/fixincl.x: Regenerate.
632 * fixinc/tests/base/widec.h: New file.
634 2002-04-29 Nick Clifton <nickc@cambridge.redhat.com>
636 * toplev.c (f_options): Add "profile" switch so that
637 -fno-profile can be used to disable -p.
639 2002-04-29 Bernd Schmidt <bernds@redhat.com>
641 * c-common.c (type_for_mode): Add support for V2DFmode, V2DImode,
643 * tree.c (build_common_tree_nodes_2): Likewise.
644 * tree.h (enum tree_index): Likewise.
645 (V2DF_type_node, V2DI_type_node, unsigned_V2DI_type_node): Define.
647 * config/i386/i386.c (bdesc_comi, bdesc_2arg, bdesc_1arg): Add SSE2
649 (init_mmx_sse_builtins): Initialize SSE2 builtins.
650 (ix86_expand_builtin): Add support for SSE2 builtins.
651 * config/i386/i386.h (VALID_SSE2_REG_MODE): New macro.
652 (VALID_SSE_REG_MODE): Use it.
653 (VECTOR_MODE_SUPPORTED_P): Allow SSE2 modes here as well.
654 (enum ix86_builtins): Add SSE2 builtins.
655 * config/i386/i386.md (movv2df_internal, movv2df, movv8hi_internal,
656 movv8hi, movv16qi_internal, movv16qi, pushv2df, pushv8hi, pushv16qi,
657 addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3, vmmulv2df3,
658 divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3, vmsminv2df3,
659 sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3, sqrtv2df2,
660 vmsqrtv2df2, maskcmpv2df3, maskncmpv2df3, vmmaskcmpv2df3,
661 vmmaskncmpv2df3, sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb,
662 sse2_maskmovdqu, sse2_movntv2df, sse2_movntti, sse2_movntsi, cvtdq2ps,
663 cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq, cvtpd2pi,
664 cvttpd2pi, cvtpi2pd, cvtsd2si, cvttsd2si, cvtsi2sd, cvtsd2ss,
665 cvtss2sd, cvtpd2ps, cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3,
666 ssaddv16qi3, ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3,
667 subv4si3, subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3,
668 mulv8hi3, smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
669 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_clrti, sse2_uavgv16qi3,
670 sse2_uavgv8hi3, sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd,
671 sse2_pshuflw, sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3,
672 gtv8hi3, gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3,
673 ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, sse2_lshrv2di3,
674 ashlv8hi3, ashlv4si3, sse2_ashlv2di3, sse2_ashlti3, sse2_lshrti3,
675 sse2_unpckhpd, sse2_unpcklpd, sse2_packsswb, sse2_packssdw,
676 sse2_packuswb, sse2_punpckhbw, sse2_punpckhwd, sse2_punpckhdq,
677 sse2_punpcklbw, sse2_punpcklwd, sse2_punpckldq, sse2_movapd,
678 sse2_movupd, sse2_movdqa, sse2_movdqu, sse2_movdq2q, sse2_movq2dq,
679 sse2_movhpd, sse2_movlpd, sse2_loadsd, sse2_movsd, sse2_storesd,
680 sse2_shufpd, sse2_clflush, sse2_mfence, mfence_insn, sse2_lfence,
681 lfence_insn): New patterns.
682 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Renamed from
683 sse_andti3_sse2, sse_nandti3_sse2, sse_iorti3_sse2, sse_xorti3_sse2.
685 Mon Apr 29 17:03:24 CEST 2002 Jan Hubicka <jh@suse.cz>
687 * i386.md (sse_mov?fcc*): Revert patch of Mar 14th.
689 2002-04-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
691 * doc/contrib.texi (Contributors): Add Paolo Carlini and
693 Update Richard Henderson, Jakub Jelinek, and Mark Mitchell.
694 Refer to Objective-C instead of ObjC, SPARC instead of sparc,
695 and CPU instead of cpu.
697 Mon Apr 29 13:36:41 CEST 2002 Jan Hubicka <jh@suse.cz>
699 * toplev.c (flag_if_conversion, flag_if_conversion2): New static
701 (lang_independent_options): Add -fif-conversion, -fif-conversion2
702 (rest_of_compilation): Do if conversion only when asked for.
703 (parse_options_and_default_flags): Set new variables to 1 for -O1
704 * invoke.texi (-fif-conversion, -fif-conversion2): Document.
706 Mon Apr 29 13:02:50 CEST 2002 Jan Hubicka <jh@suse.cz>
708 * i386.c (dbx64_register_map): Fix typo.
710 Mon Apr 29 12:18:35 CEST 2002 Jan Hubicka <jh@suse.cz>
712 * predict.c (real_zero, real_one, real_almost_one, real_br_prob_base,
713 real_one_half, real_bb_freq_max): New static variables.
714 (debug_profile_bbauxs): Kill.
715 (process_note_predictions): Kill unused variable.
716 (block_info_def, edge_info_def): Use REAL_VALUE_TYPE instead of
718 (propagate_freq): Use REAL_ARITHMETICS.
719 (estimate_bb_frequencies): Likevise; init new static variables.
720 * Makefile.in (predict.o): Add dependency on real.h
722 2002-04-28 David S. Miller <davem@redhat.com>
725 * config/sparc/sparc.md (prefetch): Emit properly for 32-bit vs.
726 64-bit TARGET_V9. Do not use prefetch page, use prefetch for
727 several {reads,writes} instead.
728 * config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
731 2002-04-27 David S. Miller <davem@redhat.com>
734 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Be mindful
737 * config/sparc/linux.h, config/sparc/linux64.h: Don't bother
738 including signal.h and sys/ucontext.h, not needed.
740 2002-04-29 Hans-Peter Nilsson <hp@bitrange.com>
742 * varasm.c (output_constant_def): Correct test for not calling
743 ENCODE_SECTION_INFO for INTEGER_CST.
745 2002-04-29 Neil Booth <neil@daikokuya.demon.co.uk>
747 * cppexp.c (lex): Move some code to _cpp_parse_expr, but
748 keep most cases as function eval_token.
749 (eval_token): New function.
750 (_cpp_parse_expr): Read token here for improved diagnostics.
751 Don't use op_as_text. Detect bad ':' here.
752 (reduce): Don't detect bad ':' here.
753 (op_as_text): Remove.
754 * cpphash.h (_cpp_test_assertion): Change prototype.
755 * cpplib.c (_cpp_test_assertion): Change prototype.
757 2002-04-28 Richard Henderson <rth@redhat.com>
760 * ggc-common.c (ggc_mark_rtx_children_1): Rename from...
761 (ggc_mark_rtx_children): New.
763 2002-04-28 Jakub Jelinek <jakub@redhat.com>
766 * config/sparc/sparc.md (call + jump 32-bit peepholes): Disable jump
767 after call peepholes for UltraSPARC.
768 (call + jump 64-bit peepholes): Remove.
770 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
773 * config/rs6000/rs6000.md (sCC patterns): Remove clobber and use
774 result as temporary value.
776 2002-04-28 Jakub Jelinek <jakub@redhat.com>
779 * toplev.c (rest_of_compilation): Only run regrename and copy
780 propagation if optimizing.
782 2002-04-28 Jakub Jelinek <jakub@redhat.com>
785 * reload1.c (alter_reg): Only call set_mem_expr if I is home pseudo
786 register of REGNO_DECL (i).
787 * Makefile.in (reload1.o): Add $(TREE_H).
789 2002-04-28 Neil Booth <neil@daikokuya.demon.co.uk>
791 * cppexp.c (lex): Update to use state.skip_eval.
792 (struct op): Remove prio and flags members.
793 (FLAG_BITS, FLAG_MASK, PRIO_SHIFT, EXTRACT_PRIO, EXTRACT_FLAGS,
794 SHORT_CIRCUIT, RIGHT_ASSOC, ..._PRIO, op_to_prio): Remove.
795 (LEFT_ASSOC): New macro.
796 (optab): New table of operator priorities and flags.
798 (_cpp_parse_expr): Clean up logic. Return bool. Use a
799 malloc-ed parser stack.
800 (reduce): New; reduce the operator stack.
801 (_cpp_expand_op_stack): Expand the operator stack as necessary.
802 * cpphash.h (struct op): Predeclare.
803 (struct cpp_reader): New members op_stack, op_limit.
804 (struct lexer_state): New member skip_eval.
805 (_cpp_parse_expr): Update.
806 (_cpp_expand_op_stack): New.
807 * cpplib.c (do_if): Update.
808 * cppinit.c (cpp_create_reader): Create op stack.
809 (cpp_destroy): And destroy it.
810 * cpplib.h (CPP_LAST_CPP_OP): Correct.
811 (TTYPE_TABLE): Correct.
813 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
816 * c-decl.c (duplicate_decls): Call merge_weak.
817 * c-pragma.c (apply_pragma_weak): Warn about misuse.
818 * output.h (merge_weak): Prototype merge_weak.
819 * varasm.c (merge_weak): New function.
820 (declare_weak): Make sure we don't give an error on VAR_DECLs.
821 Mark RTL with SYMBOL_REF_WEAK.
823 2002-04-27 Kurt Garloff <garloff@suse.de>
825 * tree-inline.c (inlinable_function_p): Improve heuristics
826 by using a smoother function to cut down allowable inlinable size.
827 * param.def: Add parameters max-inline-insns-single,
828 max-inline-slope, min-inline-insns that determine the exact
829 shape of the above function.
832 2002-04-26 Richard Henderson <rth@redhat.com>
834 * c-parse.in (malloced_yyss, malloced_yyvs): New.
835 (yyoverflow): Re-add. Set them.
836 (free_parser_stacks): New.
837 * c-common.h: Declare it.
838 * c-lex.c (c_common_parse_file): Call it.
840 2002-04-26 Richard Henderson <rth@redhat.com>
842 * cfgrtl.c (tidy_fallthru_edge): Don't use next_real_insn
845 2002-04-26 Eric Christopher <echristo@redhat.com>
848 * config/mips/mips.c (mips_issue_rate): Define. New function.
849 (TARGET_SCHED_ISSUE_RATE): Use.
851 2002-04-25 David S. Miller <davem@redhat.com>
854 * reorg.c (optimize_skip): Do not allow exception causing
855 instructions to be considered for delay slots.
856 (fill_simply_delay_slots, fill_slots_from_thread): Likewise.
857 (relax_delay_slots): Do not try to consider exception causing
858 instructions as redundant.
860 2002-04-26 Richard Henderson <rth@redhat.com>
863 * c-typeck.c (build_unary_op) [CONVERT_EXPR]: Invoke non_lvalue.
865 2002-04-26 Mark Mitchell <mark@codesourcery.com>
868 * config/i386/i386.md (untyped_call): Return the value in a float
869 register if TARGET_FLOAT_RETURNS_IN_80387, not just if
872 2002-04-26 Alexandre Oliva <aoliva@redhat.com>
874 * tree.c (tree_int_cst_lt): Compare constants whose types differ
875 in unsigned-ness correctly.
877 2002-04-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
879 * pa.h (FUNCTION_OK_FOR_SIBCALL): Don't do sibcalls when using the
880 portable runtime model.
882 2002-04-26 Richard Henderson <rth@redhat.com>
884 * c-parse.in (yyoverflow): Revert.
886 2002-04-26 David Edelsohn <edelsohn@gnu.org>
887 Richard Henderson <rth@redhat.com>
889 * config/rs6000/rs6000.md (sCC pattern): Remove clobber and use
890 result as temporary value.
892 2002-04-26 Richard Henderson <rth@redhat.com>
895 * c-common.c (fix_string_type): Split out of ...
896 (combine_strings): ... here. Take a varray, not a tree list.
897 (c_expand_builtin_printf): Use fix_string_type.
898 * c-common.h: Update decls.
899 * c-parse.in (string): Remove. Update all uses to use STRING
900 instead, and not call combine_strings.
903 * c-typeck.c (simple_asm_stmt): Don't call combine_strings.
904 (build_asm_stmt): Likewise.
905 * objc/objc-act.c (my_build_string): Use fix_string_type.
906 (build_objc_string_object): Build varray for combine_strings.
908 2002-04-26 Bo Thorsen <bo@suse.co.uk>
910 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Define for
913 2002-04-26 Neil Booth <neil@daikokuya.demon.co.uk>
915 * cppexp.c (CPP_UMINUS, CPP_UPLUS): New.
916 (HAVE_NO_R_OPERAND): Remove.
917 (HAVE_VALUE): Remove.
918 (op_to_prio): Update.
919 (UNARY): Don't alter flags.
920 (_cpp_parse_expr): want_value used to indicate whether
921 a number or unary operator is expected next. Distinguish
922 unary and binary +/-.
923 (op_as_text): Update for unary operators.
925 2002-04-25 Richard Henderson <rth@redhat.com>
928 * c-parse.in (yyoverflow): New.
930 2002-04-25 Richard Henderson <rth@redhat.com>
933 * c-common.c (shorten_compare): Simplfy conditions leading to
934 the generation of a warning.
936 2002-04-25 Richard Henderson <rth@redhat.com>
939 * expmed.c (extract_bit_field): Fall through to generic code rather
940 than aborting on subreg special case.
942 2002-04-25 David S. Miller <davem@redhat.com>
944 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
947 2002-04-25 Steve Christiansen <smc@us.ibm.com>
949 * doc/md.texi (Machine Constraints): Add IA-64 constraints.
951 2002-04-25 Eric Botcazou <ebotcazou@multimania.com>
953 * c-decl.c (grokdeclarator): Remove outdated ??? note
954 on invalid declaration of flexible array members.
956 2002-04-25 Richard Henderson <rth@redhat.com>
958 * doc/invoke.texi: Document -gdwarf{,-2} vs debug level.
960 2002-04-25 Ulrich Weigand <uweigand@de.ibm.com>
962 * config/s390/s390.c (s390_emit_epilogue): Always restore registers
963 needed by the compiler, even if they are used as global regs.
965 2002-04-25 Matt Hiller <hiller@redhat.com>
967 * mips.c (mips_class_max_nregs, mips_register_move_cost): New
969 * mips.h (CLASS_MAX_NREGS, REGISTER_MOVE_COST): Redefine as calls
970 of the corresponding functions.
971 * mips-protos.h (mips_class_max_nregs, mips_register_move_cost):
974 2002-04-25 Matt Hiller <hiller@redhat.com>
976 * config/mips/mips.h (mips_sw_reg_names): Declare as extern.
978 (ALL_COP_ADDITIONAL_REGISTER_NAMES): New macro.
979 (FIRST_PSEUDO_REGISTER): Redefine considering coprocessor
980 registers, adjust comment accordingly.
981 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
982 reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGISTER_NAMES,
983 DEBUG_REGISTER_NAMES, REG_ALLOC_ORDER): Adjust to include entries
984 for coprocessor registers.
985 (ADDITIONAL_REGISTER_NAMES): Include
986 ALL_COP_ADDITIONAL_REGISTER_NAMES.
988 (COP0_REG_FIRST, COP0_REG_LAST, COP0_REG_NUM,
989 COP2_REG_FIRST, COP2_REG_LAST, COP2_REG_NUM,
990 COP3_REG_FIRST, COP3_REG_LAST, COP3_REG_NUM,
991 COP0_REG_P, COP2_REG_P, COP3_REG_P, ALL_COP_REG_P,
992 COPNUM_AS_CHAR_FROM_REGNUM, COP_REG_CLASS_P): New macros.
994 (mips_char_to_class): Adjust comment to include coprocessor
997 * config/mips/mips.c (coprocessor_operand, coprocessor2_operand):
999 (mips_reg_names, mips_regno_to_class): Include coprocessor
1001 (mips_sw_reg_names): Ditto, make non-static.
1002 (mips_move_1word): Handle moves to and from coprocessor registers.
1003 (mips_move_2words): Handle moves to and from coprocessor
1005 (mips_class_max_nregs, mips_register_move_cost): Handle
1006 coprocessor register classes.
1007 (override_options): Initialize mips_char_to_class and
1008 mips_hard_regno_mode_ok properly for coprocessor registers.
1010 * config/mips/mips.md (movdi_internal, movdi_internal2,
1011 movsi_internal1, movsi_internal2): Add constraint-sets for
1012 coprocessor registers.
1013 * testsuite/gcc.c-torture/mipscop-1.c: New testcase.
1014 * testsuite/gcc.c-torture/mipscop-1.x: Disable above if target
1016 * testsuite/gcc.c-torture/mipscop-2.c: New testcase.
1017 * testsuite/gcc.c-torture/mipscop-2.x: Disable above if target
1019 * testsuite/gcc.c-torture/mipscop-3.c: New testcase.
1020 * testsuite/gcc.c-torture/mipscop-3.x: Disable above if target
1022 * testsuite/gcc.c-torture/mipscop-4.c: New testcase.
1023 * testsuite/gcc.c-torture/mipscop-4.x: Disable above if target
1026 * doc/tm.texi: Document feature.
1028 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
1030 * integrate.c (function_attribute_inlinable_p): Simplify.
1031 Check the table pointer is not NULL.
1033 2002-04-25 Steven Bosscher <S.Bosscher@student.tudelft.nl>
1035 * doc/c-tree.texi: Fix typo in introduction.
1037 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
1039 * c-common.h (c_common_parse_file): Update.
1040 * c-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
1041 * c-lex.c (YYDEBUG): Get from c-lex.h.
1042 (c_common_parse_file): Update.
1043 * c-lex.h (YYDEBUG, yydebug): New.
1044 * c-parse.in (YYDEBUG): Get from c-lex.h.
1045 (c_set_yydebug): Remove.
1046 * c-tree.h (c_set_yydebug): Remove.
1047 * langhooks-def.h (lhd_do_nothing_i): New.
1048 (lhd_set_yydebug, LANG_HOOKS_SET_YYDEBUG): Remove.
1049 (LANG_HOOKS_PARSE_FILE, LANG_HOOKS_INITIALIZER): Update.
1050 * langhooks.c (lhd_do_nothing_i): New.
1051 (lhd_set_yydebug): Remove.
1052 * langhooks.h (struct lang_hooks): Update.
1053 * toplev.c (set_yydebug): New.
1054 (compile_file): Update call to parse_file hook.
1055 (decode_d_option): Update.
1057 * objc-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
1059 Wed Apr 24 23:45:37 2002 J"orn Rennecke <joern.rennecke@superh.com>
1061 * loop.c (load_mems): Don't change the interface of called functions.
1063 * calls.c (expand_call): Take current_function_pretend_args_size
1064 into account when setting argblock for sibcalls.
1066 2002-04-24 Matt Hiller <hiller@redhat.com>
1068 * cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.
1071 * cpplex.c (skip_line_comment): Process comment one multibyte
1072 character at a time rather than one char at a time, if
1074 (parse_string): Process string one multibyte character at a time
1075 rather than one char at a time, if appropriate.
1076 * c-lex.c (lex_string): Lex and copy multibyte strings
1078 * cpplib.h (cppchar_t): Change to unsigned.
1080 2002-04-24 Richard Henderson <rth@redhat.com>
1083 * c-decl.c (grokdeclarator): Don't pedwarn variable sized arrays
1086 Wed Apr 24 21:51:54 2002 J"orn Rennecke <joern.rennecke@superh.com>
1088 * sh.c (sh_va_arg): If argument was passed by reference,
1089 dereference the pointer.
1091 * sh.h (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
1093 * sh.md (divsi3_i4_media): Use match_operand for input values
1094 rather than hard registers.
1095 (divsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
1096 unnecessarily through hard registers. Keep copies of pseudo
1097 registers outside of the libcall sequence.
1099 * sh.md (casesi_shift_media): Add modes.
1101 * sh.h (RETURN_IN_MEMORY): Return variable size BLKmode
1104 2002-04-24 Neil Booth <neil@daikokuya.demon.co.uk>
1106 * attribs.c (c_common_attribute_table): Move table and handlers
1108 (format_attribute_table, lang_attribute_table,
1109 lang_attribute_common): Remove.
1110 (init_attributes): Replace NULL pointers with pointers to the
1112 (handle_packed_attribute, handle_nocommon_attribute,
1113 handle_common_attribute, handle_noreturn_attribute,
1114 handle_noinline_attribute, handle_always_inline_attribute,
1115 handle_used_attribute, handle_unused_attribute,
1116 handle_const_attribute, handle_transparent_union_attribute,
1117 handle_constructor_attribute, handle_destructor_attribute,
1118 handle_mode_attribute, handle_section_attribute,
1119 handle_aligned_attribute, handle_weak_attribute,
1120 handle_alias_attribute, handle_visibility_attribute,
1121 handle_no_instrument_function_attribute, handle_malloc_attribute,
1122 handle_no_limit_stack_attribute, handle_pure_attribute,
1123 handle_deprecated_attribute, handle_vector_size_attribute,
1124 vector_size_helper): Move to c-common.c.
1125 * c-common.c (c_common_attribute_table,
1126 handle_packed_attribute, handle_nocommon_attribute,
1127 handle_common_attribute, handle_noreturn_attribute,
1128 handle_noinline_attribute, handle_always_inline_attribute,
1129 handle_used_attribute, handle_unused_attribute,
1130 handle_const_attribute, handle_transparent_union_attribute,
1131 handle_constructor_attribute, handle_destructor_attribute,
1132 handle_mode_attribute, handle_section_attribute,
1133 handle_aligned_attribute, handle_weak_attribute,
1134 handle_alias_attribute, handle_visibility_attribute,
1135 handle_no_instrument_function_attribute, handle_malloc_attribute,
1136 handle_no_limit_stack_attribute, handle_pure_attribute,
1137 handle_deprecated_attribute, handle_vector_size_attribute,
1138 vector_size_helper): Move from attribs.c.
1139 * c-common.h (c_common_attribute_table,
1140 c_common_format_attribute_table): New.
1141 * c-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
1142 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
1143 * langhooks-def.h (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
1144 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_ATTRIBUTE_TABLE): New.
1145 (LANG_HOOKS_INITIALIZER): Update.
1146 * langhooks.h (struct lang_hooks): 3 new attribute hooks.
1147 * target-def.h (TARGET_ATTRIBUTE_TABLE): Default to NULL.
1148 * target.h: Update comment.
1149 * tree.c (default_target_attribute_table): Remove.
1150 * tree.h (default_target_attribute_table, format_attribute_table,
1151 lang_attribute_table, lang_attribute_common): Remove.
1153 * objc-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
1154 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
1156 2002-04-24 Jason Merrill <jason@redhat.com>
1158 * dwarf2.h (enum dwarf_attribute): Add DW_AT_GNU_vector.
1159 * dwarf2out.c (dwarf_attr_name): Support it.
1160 (gen_array_type_die): Emit it.
1161 (lookup_type_die): No special handling for VECTOR_TYPE.
1162 (gen_type_die): Hand VECTOR_TYPE off to gen_array_type_die.
1164 2002-04-24 Richard Henderson <rth@redhat.com>
1166 * config/mips/mips.md (movdi_usd): Renumber.
1168 2002-04-24 David S. Miller <davem@redhat.com>
1171 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Return false if
1172 32-bit Sparc and current_function_returns_struct is true.
1174 Wed Apr 24 13:48:25 CEST 2002 Jan Hubicka <jh@suse.cz>
1176 * loop.c (canonicalize_condition): Use gen_int_mode.
1178 2002-04-24 Aldy Hernandez <aldyh@redhat.com>
1180 * config/rs6000/altivec.h: Cleanup file. Add non individual
1202 (vec_vcmpequb): New.
1203 (vec_vcmpequh): New.
1204 (vec_vcmpequw): New.
1205 (vec_vcmpeqfp): New.
1206 (vec_vcmpgefp): New.
1207 (vec_vcmpgtub): New.
1208 (vec_vcmpgtsb): New.
1209 (vec_vcmpgtuh): New.
1210 (vec_vcmpgtsh): New.
1211 (vec_vcmpgtuw): New.
1212 (vec_vcmpgtsw): New.
1213 (vec_vcmpgtfp): New.
1214 (vec_vcmpgefp): New.
1219 (vec_vexptefp): New.
1224 (vec_lde): Add vector float variant.
1229 (vec_vmhaddshs): New.
1251 (vec_vmladduhm): New.
1252 (vec_vmhraddshs): New.
1254 (vec_vmsummbm): New.
1255 (vec_vmsumuhm): New.
1256 (vec_vmsumshm): New.
1257 (vec_vmsumuhs): New.
1258 (vec_vmsumshs): New.
1267 (vec_vnmsubfp): New.
1285 (vec_vrsqrtefp): New.
1296 (vec_vspltisb): New.
1297 (vec_vspltish): New.
1298 (vec_vspltisw): New.
1323 (vec_vsum4ubs): New.
1324 (vec_vsum4sbs): New.
1325 (vec_vsum4shs): New.
1326 (vec_vsum2sws): New.
1337 2002-04-23 Eric Botcazou <ebotcazou@multimania.com>
1340 * fold-const.c (split_tree): Add MINUS_LITP parameter; separate
1341 added literals from substracted literals.
1342 (associate_trees): Don't convert MINUS_EXPR into PLUS_EXPR.
1343 (fold) [associate]: Preserve MINUS_EXPR if needed.
1345 2002-04-23 Zack Weinberg <zack@codesourcery.com>
1347 * doc/install.texi: Clarify which versions of alpha*-dec-osf*
1350 2002-04-23 Tom Tromey <tromey@redhat.com>
1352 * gcc.c: Added --resource. For PR java/6314.
1354 2002-04-23 David O'Brien <obrien@FreeBSD.org>
1356 * cp/g++spec.c: Use profiled libstdc++ and libm with -p/-pg.
1357 * config/freebsd.h (MATH_LIBRARY_PROFILE): Use the _p verions of
1360 2002-04-23 David O'Brien <obrien@FreeBSD.org>
1362 * config/freebsd.h(OBJECT_FORMAT_ELF): Define.
1364 Tue Apr 23 14:24:25 CEST 2002 Jan Hubicka <jh@suse.cz>
1366 * i386.c (ix86_output_addr_diff_elt): Avoid x86_64 binutils bug
1368 (ix86_expand_int_movcc): Avoid x86_64 compilation chrash.
1369 (ix86_expand_clrstr): Fix typo.
1370 * loop.c (gen_load_of_final_value): New.
1371 (loop_givs_rescan, strength_reduce, check_dbra_loop):
1374 2002-04-23 Roger Sayle <roger@eyesopen.com>
1376 * builtins.c (builtin_memset_gen_str): New function.
1377 (expand_builtin_memset): Optimize the case of constant length, but
1380 2002-04-23 Aldy Hernandez <aldyh@redhat.com>
1382 * config/rs6000/altivec.h (vec_step): Remove extraneous
1384 (vec_ctu): Cast return.
1386 2002-04-23 Alan Modra <amodra@bigpond.net.au>
1389 * function.h: (struct function): Add profile_label_no field.
1390 (current_function_profile_label_no): Define.
1391 * function.c: (profile_label_no): New static var.
1392 (expand_function_start): Increment it, and copy to
1393 current_function_profile_label_no.
1394 * output.h (profile_label_no): Delete.
1395 * final.c (profile_label_no): Delete.
1396 (profile_function): Use current_function_profile_label_no.
1397 (final_end_function): Don't increment profile_label_no here.
1398 * config/i386/i386.c (ix86_osf_output_function_prologue): Replace
1399 profile_label_no with current_function_profile_label_no.
1400 * config/pa/pa.c (current_function_number): Delete.
1401 (pa_output_function_prologue): Don't output profile label here.
1402 (hppa_profile_hook): Use label_no param rather than
1403 current_function_number.
1404 (FUNC_BEGIN_PROLOG_LABEL): Move to ..
1405 * config/pa/pa.h: .. here.
1406 (FUNCTION_PROFILER): Output profile label here.
1408 2002-04-22 Eric Christopher <echristo@redhat.com>
1410 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Revert
1411 patch of 2002-04-09 due to binutils issues.
1412 (FUNCTION_ARG_REGNO_P): Ensure even numbered float register.
1414 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
1416 * config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm'
1417 constraint to 'o' for m=r and r=m alternatives.
1418 ("*movv8hi_internal1"): Same.
1419 ("*movv16qi_internal1"): Same.
1420 ("*movv4sf_internal1"): Same.
1422 2002-04-22 Janis Johnson <janis187@us.ibm.com>
1424 * rtl.h (RTX_FLAG): New macro.
1425 * emit-rtl.c (copy_most_rtx): Use macros to access rtx flags.
1426 * final.c (alter_subreg): Use macro to access rtx flag.
1427 * integrate.c (copy_rtx_and_substitute): Use new access macro.
1428 * print-rtl.c (print_rtx): Use new access macro.
1430 * cse.c (insert): Check rtx code before accessing flag.
1432 * genattrtab.c (ATTR_IND_SIMPLIFIED_P, ATTR_CURR_SIMPLIFIED_P,
1433 ATTR_PERMANENT_P, ATTR_EQ_ATTR_P): New.
1434 (attr_hash_add_string, attr_rtx_1, attr_copy_rtx, check_attr_test,
1435 convert_const_symbol_ref, make_canonical, make_alternative_compare,
1436 evaluate_eq_attr, attr_rtx_cost, simplify_test_exp_in_temp,
1437 simplify_test_exp, optimize_attrs, simplify_by_exploding,
1438 find_and_mark_used_attributes, unmark_used_attributes,
1439 add_values_to_cover, simplify_with_current_value,
1440 simplify_with_current_value_aux, clear_struct_flag, walk_attr_value,
1441 copy_rtx_unchanging, main): Use new access macros.
1443 2002-04-22 Tom Rix <trix@redhat.com>
1445 * expmed.c (init_expmed): Generate shifted constant once.
1447 2002-04-22 Zack Weinberg <zack@codesourcery.com>
1449 * c-lex.c (lex_charconst): Call convert to get constant in
1450 proper type; don't just smash the type field.
1453 * config.gcc: Add list of obsolete configurations. Disallow
1454 building these without --enable-obsolete.
1455 * doc/install.texi: Document --enable-obsolete and obsoletion
1456 policy. Mention obsoletion of individual targets in
1459 2002-04-22 Richard Henderson <rth@redhat.com>
1461 * config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
1463 2002-04-22 Mark Mitchell <mark@codesourcery.com>
1466 * function.c (fixup_memory_subreg): Add promoted_mode parameter.
1467 (walk_fixup_memory_subreg): Likewise.
1468 (fixup_var_refs_insn): Adjust accordingly.
1469 (fixup_var_refs_1): Likewise.
1471 2002-04-22 Ulrich Weigand <uweigand@de.ibm.com>
1473 * config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC,
1474 LIBPATH_ARCH64_SPEC): Define.
1475 (EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64.
1476 (STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath.
1477 (LINK_ARCH31_SPEC): Add libpath_arch31 to search path.
1478 (LINK_ARCH64_SPEC): Add libpath_arch64 to search path.
1480 2002-04-22 Joel Sherrill <joel@OARcorp.com>
1482 * gthr-rtems.h: Correct prototypes to remove warnings.
1484 2002-04-22 Richard Henderson <rth@redhat.com>
1487 * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
1489 * gcse.c (free_insn_expr_list_list): New.
1490 (clear_modify_mem_tables): Use it. Fix bit set usage.
1491 (canon_list_insert): Use EXPR_LISTs for expressions.
1492 (record_last_mem_set_info): Factor BLOCK_NUM (insn).
1494 2002-04-22 Neil Booth <neil@daikokuya.demon.co.uk>
1496 * cppfiles.c (_cpp_pop_file_buffer): Return void. Move
1497 file change and include code to _cpp_pop_buffer.
1498 * cpphash.h (struct pending_option): Predeclare.
1499 (struct cpp_reader): New member next_include_file.
1500 (_cpp_pop_file_buffer): Update.
1501 (_cpp_push_next_buffer): Update, rename.
1502 * cppinit.c (cpp_destroy): Free include chain and pending here.
1503 (cpp_finish_options): Simplify.
1504 (_cpp_push_next_buffer): Rename and clean up.
1505 * cpplib.c (cpp_pop_buffer): Move code from _cpp_pop_file_buffer.
1507 * cppmacro.c (cpp_scan_nooutput): Set return_at_eof here.
1509 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
1511 * config/rs6000/altivec.h (vec_xor): Add variant for both args
1512 being vector signed int.
1514 (vec_xor): Add variant for both args being vector signed char.
1515 Remove redundant variant.
1518 2002-04-21 David S. Miller <davem@redhat.com>
1520 * config/sparc/sparc.md (set then compare DI mode peephole2): Fix
1521 compare mode in output RTL.
1523 2002-04-22 David Edelsohn <edelsohn@gnu.org>
1525 * config/rs6000/rs6000.c (rs6000_override_options): Correct
1526 style and formatting of previous patch.
1528 2002-04-22 Alan Modra <amodra@bigpond.net.au>
1530 * config/rs6000/rs6000.c (rs6000_override_options): Always clear
1531 flag_pic for ABI_AIX.
1533 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
1535 * cppexp.c (struct op, parse_number): Replace U_CHAR with uchar.
1536 * cppfiles.c (read_include_file): Similarly.
1537 * cpphash.h (DSC, U_CHAR, ustrcmp, ustrncmp, ustrlen,
1538 uxstrdup ustrchr, ufputs): Similarly.
1539 * cppinit.c (TRIGRAPH_MAP, cpp_destroy): Similarly.
1540 * cpplex.c (parse_slow, unescaped_terminator_p, save_comment,
1541 cpp_ideq, parse_identifier, parse_number): Similarly.
1542 * cpplib.c (struct directive, dequote_string, D, run_directive,
1543 cpp_push_buffer): Similarly.
1544 * cppmacro.c (new_string_token, builtin_macro, cpp_quote_string,
1545 _cpp_create_definition, check_trad_stringification,
1546 cpp_macro_definition): Similarly.
1548 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
1550 * cppmacro.c (funlike_invocation_p): Don't step back
1553 2002-04-21 David Edelsohn <edelsohn@gnu.org>
1555 * config/rs6000/rs6000.c (output_profile_hook): Do not increment
1558 2002-04-20 Joseph S. Myers <jsm28@cam.ac.uk>
1560 * doc/invoke.texi: Remove Chill references.
1561 * doc/gcc.texi: Update last modified date.
1563 2002-04-20 Kazu Hirata <kazu@hxi.com>
1565 * config/h8300/lib1funcs.asm (___mulsi3): Remove unnecessary
1566 push and pop. Replace add.l with add.w.
1568 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
1570 * config/h8300/lib1funcs.asm (___mulsi3): Use hardware
1571 multiply instructions for H8/300H case.
1573 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
1575 * config/h8300/lib1funcs.asm (___cmpsi2, ___ucmpsi2):
1576 Bum three instructions from each routine.
1578 2002-04-20 Neil Booth <neil@daikokuya.demon.co.uk>
1580 * Makefile.in: Update.
1581 * decl.c (push_c_function_context, pop_c_function_context,
1582 mark_c_function_context): Rename for consistency.
1583 * c-objc-common.c (c_objc_common_init): Langhooks set elsewhere.
1584 * c-tree.h (push_c_function_context, pop_c_function_context,
1585 mark_c_function_context): Rename for consistency.
1586 * c-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1587 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
1588 * function.c (init_lang_status, save_lang_status,
1589 restore_lang_status, mark_lang_status, free_lang_status):
1590 Move to langhooks.h.
1591 (push_function_context_to, pop_function_context_from,
1592 free_after_parsing, prepare_function_start, ggc_mark_struct_function):
1594 * function.h (init_lang_status, save_lang_status,
1595 restore_lang_status, mark_lang_status, free_lang_status):
1596 Move to langhooks.h.
1597 * langhooks-def.h (LANG_HOOKS_FUNCTION_INIT,
1598 LANG_HOOKS_FUNCTION_FREE, LANG_HOOKS_FUNCTION_ENTER_NESTED,
1599 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK,
1600 LANG_HOOKS_FUNCTION_INITIALIZER): New.
1601 (LANG_HOOKS_INITIALIZER): Update.
1602 (lhd_do_nothing_f): New.
1603 * langhooks.h (struct lang_hooks_for_functions): New.
1604 (struct lang_hooks): New hooks.
1605 * langhooks.c (lhd_do_nothing_f): New.
1607 * objc-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
1608 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
1610 2002-04-19 David S. Miller <davem@redhat.com>
1612 * config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
1613 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise.
1615 2002-04-19 Jakub Jelinek <jakub@redhat.com>
1617 PR optimization/3756
1618 * config/i386/i386.c (ix86_expand_int_movcc): Optimize
1619 x = ((int) y < 0) ? cst1 : cst2.
1621 2002-04-19 Jakub Jelinek <jakub@redhat.com>
1624 * function.c: Reapply patch for c/6358.
1625 (expand_function_end): Copy decl_rtl's mode, not
1626 current_function_return_rtx mode.
1628 2002-04-19 Joel Sherrill <joel@OARcorp.com>
1630 * config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF
1633 2002-04-19 Tom Tromey <tromey@redhat.com>
1635 * doc/install.texi (Specific): Update status of Solaris 2.8.
1638 2002-04-19 Andreas Schwab <schwab@suse.de>
1640 * real.c: Allow sizeof (REAL_VALUE_TYPE) > 2*NE.
1641 (PUT_REAL): Restore old definition.
1643 2002-04-19 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
1644 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1646 * doc/install.texi (Specific, sparc-sun-solaris2*): Mention that
1647 binutils 2.11.2 and higher generate smaller binaries than Sun's
1650 2002-04-19 Mark Mitchell <mark@codesourcery.com>
1653 * toplev.c (rest_of_compilation): Do not defer functions for which
1654 TREE_SYMBOL_REFERENCED has already been set.
1656 Fri Apr 19 15:53:03 CEST 2002 Jan Hubicka <jh@suse.cz>
1658 * i386.md (movsi_1, movhi_1): Force reload to use more flexible
1661 2002-04-19 Neil Booth <neil@daikokuya.demon.co.uk>
1663 * builtins.c: Include langhooks.h.
1664 (lang_type_promotes_to): Remove.
1665 (expand_builtin_va_arg): Use new hook.
1666 * c-common.c (c_common_nodes_and_builtins): Don't set hook.
1667 (simple_type_promotes_to): Move to c-typeck.c.
1668 * c-common.h (simple_type_promotes_to): Remove.
1669 * c-decl.c (duplicate_decls, grokdeclarator): Update.
1670 * c-format.c: Include langhooks.h.
1671 (check_format_types): Update.
1672 * c-tree.h (c_type_promotes_to): New.
1673 * c-typeck.c (c_type_promotes_to): Move from c-common.c.
1674 (type_lists_compatible_p): Update.
1675 * langhooks-def.h (lhd_type_promotes_to): New.
1676 (LANG_HOOKS_TYPE_PROMOTES_TO): New.
1677 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
1678 * langhooks.c (lhd_type_promotes_to): New.
1679 * langhooks.h (struct lang_hooks_for_types): New hook.
1680 * tree.h (lang_type_promotes_to): Remove.
1682 * objc-lang.c (LANG_HOOKS_TYPE_PROMOTES_TO): Redefine.
1684 2002-04-18 Richard Henderson <rth@redhat.com>
1686 * function.c: Revert patch for c/6358.
1688 2002-04-18 Richard Henderson <rth@redhat.com>
1690 * ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN
1691 blocks. Handle multiple references to the TRAP block. Handle
1692 non-adjacent THEN and OTHER blocks.
1694 2002-04-18 Richard Henderson <rth@redhat.com>
1696 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't
1697 crash with no type for by-mode libcalls.
1699 * config/ia64/ia64.md (conditional_trap): Fix predicate polarity.
1701 2002-04-18 Bob Wilson <bob.wilson@acm.org>
1703 * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
1704 __xtensa_nonlocal_goto): Use a syscall instructions to flush
1705 the register windows.
1707 2002-04-18 Zack Weinberg <zack@codesourcery.com>
1709 * real.h: Define REAL_VALUE_TYPE_SIZE as 96 or 160, as
1710 appropriate. Document need for extended precision even when
1711 MAX_LONG_DOUBLE_TYPE_SIZE is smaller. Define REAL_WIDTH here,
1712 based on REAL_VALUE_TYPE_SIZE. Use REAL_WIDTH to size
1713 REAL_VALUE_TYPE. Define CONST_DOUBLE_FORMAT here. Use #error
1714 instead of relying on later syntax error when REAL_WIDTH > 5.
1715 * real.c: Define NE based only on whether or not we have a
1716 full 128-bit extended type (not INTEL_EXTENDED_IEEE_FORMAT).
1717 Require sizeof(REAL_VALUE_TYPE) == 2*NE. Unconditionally
1718 define GET_REAL and PUT_REAL as simple memcpy operations; no
1719 need to byteswap or round.
1720 Use #error instead of #ifdef-ing out the entire file, for
1721 prompt error detection.
1723 * rtl.c, gengenrtl.c: No need to calculate CONST_DOUBLE_FORMAT here.
1725 2002-04-18 David S. Miller <davem@redhat.com>
1727 * config/sparc/sparc.h (BRANCH_COST): Define.
1729 * fold-const.c (BRANCH_COST): Don't provide default here, expr.h
1732 2002-04-18 Hans-Peter Nilsson <hp@bitrange.com>
1734 * flow.c (update_life_info): Ignore return value of cleanup_cfg.
1735 Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in
1736 propagate_block calls after relaxation loop using new variable
1737 stabilized_prop_flags.
1739 2002-04-18 Richard Henderson <rth@redhat.com>
1741 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New.
1742 (ia64_va_arg): Expect variable sized types by reference.
1743 * config/ia64/ia64-protos.h: Update.
1744 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use
1745 ia64_function_arg_pass_by_reference.
1747 2002-04-18 Richard Henderson <rth@redhat.com>
1749 * ifcvt.c: Include except.h.
1750 (block_has_only_trap): Break out from find_cond_trap.
1751 (find_cond_trap): Use it. Always delete the trap block.
1752 (merge_if_block): Allow then block null. Be less simplistic about
1753 what insns can end a block.
1754 * Makefile.in (ifcvt.o): Depend on except.h.
1756 * config/ia64/ia64.md (trap, conditional_trap): New.
1758 2002-04-18 Jakub Jelinek <jakub@redhat.com>
1761 * function.c (assign_parms): Assign hard current_function_return_rtx
1763 (expand_function_end): ...not here.
1765 2002-04-18 Neil Booth <neil@daikokuya.demon.co.uk>
1767 * c-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
1768 * c-tree.h (c_incomplete_type_error): New.
1769 * c-typeck.c (require_complete_type, build_component_ref): Update.
1770 (incomplete_type_error): Rename.
1771 * langhooks-def.h (lhd_incomplete_type_error): New.
1772 (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): New.
1773 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
1774 * langhooks.c (lhd_incomplete_type_error): New.
1775 * langhooks.h (struct lang_hooks_for_types): New hook.
1776 * tree.c (size_in_bytes): Use new hook.
1777 * tree.h (incomplete_type_error): Remove.
1779 * objc-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
1781 2002-04-18 Zack Weinberg <zack@codesourcery.com>
1783 * config/arc/arc.md: Remove #if HOST_FLOAT_FORMAT !=
1784 TARGET_FLOAT_FORMAT blocks.
1786 2002-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1788 * doc/install.texi (Downloading the source): Do not mention Chill
1789 any longer, but mention Ada.
1790 (Configuration): Do not mention Chill any longer.
1792 2002-04-18 Hans-Peter Nilsson <hp@axis.com>
1794 * config/cris/cris.h (TARGET_VERSION): Remove local version number.
1796 Thu Apr 18 17:14:08 CEST 2002 Jan Hubicka <jh@suse.cz>
1798 * i386.h (SSE_FLOAT_MODE_P): Fix bogus conflict resolution
1801 2002-04-18 Jakub Jelinek <jakub@redhat.com>
1803 * fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
1804 instead of unsigned_type.
1806 Thu Apr 18 15:49:12 CEST 2002 Jan Hubicka <jh@suse.cz>
1808 * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
1809 * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
1812 2002-04-18 Bernd Schmidt <bernds@redhat.com>
1814 * attribs.c (vector_type_node_list): New static variable.
1815 (handle_vector_size_attribute): Use it to avoid generating a
1816 new type node each time we are called.
1818 * combine.c (subst): Avoid trying to make a vector mode subreg of
1819 an integer constant.
1820 (gen_lowpart_for_combine): Likewise.
1822 2002-04-18 Roger Sayle <roger@eyesopen.com>
1823 Jakub Jelinek <jakub@redhat.com>
1825 * fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
1826 for integer constant c (if x has unsigned type or sign bit is not
1827 set in c). This folds the zero/sign extension into the bit-wise and
1830 2002-04-18 Jakub Jelinek <jakub@redhat.com>
1833 * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
1836 2002-04-17 NIIBE Yutaka <gniibe@m17n.org>
1838 * config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
1840 2002-04-17 Nick Clifton <nickc@cambridge.redhat.com>
1842 * gcc.c (read_specs): Detect and fail if an attempt is made to
1843 rename a spec string to an already existing string.
1845 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
1847 * config/s390/s390.c (legitimize_pic_address): Do not generate
1848 illegal address constant without CONST.
1850 2002-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1852 * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
1853 * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
1855 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
1857 PR optimization/6305
1858 * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
1859 to make sure previous reloads are taken into account. Generate
1860 better code if one operand is an in-range immediate constant.
1862 2002-04-16 Andrew Haley <aph@cambridge.redhat.com>
1864 * doc/install.texi (Building): libgcj requires GNU make.
1866 2002-04-17 Jakub Jelinek <jakub@redhat.com>
1869 * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
1870 even if hard quad and register is not floating.
1871 (movtf reg<-mem split): Disallow splitting if hard quad and
1872 register is floating.
1873 (movtf mem<-reg split): Likewise.
1874 * config/sparc/sparc.c (fp_register_operand): New predicate.
1875 * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
1877 2002-04-17 Zack Weinberg <zack@codesourcery.com>
1879 * Makefile.in (PROTO_OBJS): Add cppdefault.o.
1880 (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
1881 (unprotoize.o): Ditto. Build from protoize.c. Define
1882 UNPROTOIZE on command line.
1883 * protoize.c: Include cppdefault.h. Delete include_defaults.
1884 (in_system_include_dir): Use cpp_include_defaults (defined in
1886 * unprotoize.c: Delete file.
1888 2002-04-17 Aldy Hernandez <aldyh@redhat.com>
1890 * config/rs6000/altivec.h (vec_ld): Add array variants.
1894 2002-04-17 Alan Matsuoka <alanm@redhat.com>
1895 Aldy Hernandez <aldyh@redhat.com>
1897 * config/rs6000/altivec.h: Define __ALTIVEC__.
1904 Add parentheses to all macro arguments.
1906 2002-04-16 Richard Henderson <rth@redhat.com>
1909 * except.c (remove_eh_handler): Insert inner regions at beginning
1910 of sibling chain. Refactor expressions.
1912 2002-04-16 Richard Henderson <rth@redhat.com>
1914 * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
1915 * config/sparc/sol2-gas-bi.h: New file.
1916 * config.gcc (sparc*-solaris): Add it as needed.
1917 * configure.in (AS_SPARC64_FLAG): Remove check.
1918 * config.in, configure: Regenerate.
1920 * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
1922 2002-04-16 Richard Henderson <rth@redhat.com>
1924 * config/mips/mips.c (override_options): Don't override N32 for
1928 * config/mips/mips.md (can_delay): Split out of existing define_delays.
1929 (HILO_delay): Set can_delay false.
1931 2002-04-16 Dale Johannesen <dalej@apple.com>
1933 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
1934 instruction addresses.
1935 (rs6000_output_function_epilogue): Likewise.
1937 2002-04-16 Paolo Carlini <pcarlini@unitus.it>
1939 * c-parse.in (poplevel, compstmt_start,
1940 compstmt_primary_start): Add ending ';', in accordance
1943 2002-04-16 Richard Henderson <rth@redhat.com>
1945 * config.gcc (sparcv9-solaris): Configure for 64-bit default.
1946 Adjust tm_file order to get TARGET_DEFAULT set properly.
1947 (sparc-solaris): Configure 2.[78] for 64-bit multilibs.
1948 * doc/install.texi (sparc-solaris): Update.
1950 2002-04-16 Dale Johannesen <dalej@apple.com>
1952 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
1953 comparison operands do not match each other or if modes of
1954 conditions do not match result.
1956 2002-04-16 Hartmut Penner <hpenner@de.ibm.com>
1959 * config/s390/s390.md (mulsidi3): Set both subregs of the
1962 2002-04-16 Aldy Hernandez <aldyh@redhat.com>
1964 * config/rs6000/altivec.h (vec_addc): Type check.
1966 2002-04-16 Jakub Jelinek <jakub@redhat.com>
1969 * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
1971 * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
1973 2002-04-15 Richard Henderson <rth@redhat.com>
1975 * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
1976 call_really_used_regs too.
1978 2002-04-15 Richard Henderson <rth@redhat.com>
1980 * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
1982 2002-04-15 David S. Miller <davem@redhat.com>
1984 * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
1987 2002-04-16 Jakub Jelinek <jakub@redhat.com>
1990 * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
1991 CONST_VECTOR is { 0, ... 0 }.
1993 2002-04-15 Loren J. Rittle <ljrittle@acm.org>
1995 * doc/install.texi (Installing GCC: Configuration): Clarify
1996 the only supported ways to configure gcc.
1998 2002-04-15 Roland McGrath <roland@frob.com>
2000 * config.gcc (alpha*-*-gnu*): New target configuration.
2001 * config/alpha/gnu.h: New file for it.
2002 * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
2004 2002-04-16 Mark Mitchell <mark@codesourcery.com>
2006 * c-common.h (STMT_EXPR_NO_SCOPE): New macro.
2007 * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
2008 * tree.h (expand_start_stmt_expr): Update prototype.
2009 * stmt.c (expand_start_stmt_expr): Add has_scope parameter.
2010 * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
2011 on the STMT_EXPR created for the inline function.
2013 2002-04-15 Richard Henderson <rth@redhat.com>
2015 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
2016 config/i386/linux-aout.h, config/i386/linux-oldld.h,
2017 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
2018 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
2019 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
2020 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
2021 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
2022 Define __gnu_linux__, not gnu_linux.
2023 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
2025 2002-04-15 Mark Mitchell <mark@codesourcery.com>
2027 Remove Chill front end.
2028 * gcc.c (default_compilers): Remove Chill entries.
2029 * ch: Remove directory.
2030 * doc/frontends.texi: Remove information about Chill.
2031 * doc/sourcebuild.texi: Likewise.
2032 * doc/standards.texi: Likewise.
2034 2002-04-15 Douglas B Rupp <rupp@gnat.com>
2036 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
2037 (LONGLONG_STANDALONE): Define.
2039 2002-04-15 David S. Miller <davem@redhat.com>
2041 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
2042 Call emit_library_call with LCT_NORMAL.
2043 (sparc_initialize_trampoline): Use LCT_foo instead of
2044 magic constant in emit_library_call invocations.
2045 (sparc64_initialize_trampoline): Likewise.
2046 (sparc_profile_hook): Likewise.
2047 * config/sparc/sparc.md: Likewise.
2049 * config/sparc/sparc.c (sparc_extra_constraint_check):
2050 Fix type of argument 'c'.
2051 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
2054 2002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
2056 * diagnostic.h (output_buffer_state): Redefine.
2057 (output_format_decoder): New macro.
2058 (output_prefixing_rule): Likewise.
2059 (output_line_cutoff): Likewise.
2060 (diagnostic_format_decoder): Adjust.
2061 (diagnostic_prefixing_rule): Likewise.
2062 (diagnostic_line_cutoff): Likewise.
2063 (diagnostic_state): Likewise.
2064 (diagnostic_kind_count): Likewise.
2065 (diagnostic_buffer): Now a macro.
2067 * diagnostic.c (diagnostic_buffer): Remove definition.
2068 (output_is_line_wrapping): Adjust.
2069 (set_real_maximum_length): Likewise.
2070 (output_set_maximum_length): Likewise.
2071 (init_output_buffer): Likewise.
2072 (lhd_print_error_function): Likewise.
2073 (output_do_verbatim): Likewise.
2075 2002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
2077 * cpperror.c (print_location): Don't print include chain
2079 (cpp_begin_message): Update to use DL_ macros.
2080 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
2081 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
2082 cpp_notice, cpp_notice_from_errno): Remove.
2083 (cpp_error, cpp_error_with_line): Update to take a diagnostic
2086 * cppexp.c (CPP_ICE): Remove.
2087 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
2088 lex, integer_overflow, _cpp_parse_expr): Update.
2089 * cppfiles.c (read_include_file, find_include_file,
2090 handle_missing_header, _cpp_read_file, remap_filename): Update.
2091 * cpphash.h (enum error_type): Remove.
2092 (_cpp_begin_message): Update.
2093 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
2094 cpp_handle_option, cpp_post_options): Update.
2095 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
2096 skip_whitespace, parse_identifier, parse_slow, parse_string,
2097 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
2098 cpp_interpret_charconst): Update.
2099 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
2100 lex_macro_node, do_undef, glue_header_name, parse_include,
2101 do_include_common, read_flag, do_line, do_linemarker, do_ident,
2102 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
2103 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
2104 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
2105 _cpp_pop_buffer, do_diagnostic): Update.
2106 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
2107 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
2108 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
2109 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
2110 cpp_notice, cpp_notice_from_errno): Remove.
2111 (cpp_error, cpp_error_with_line): Update to take a diagnostic
2114 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
2115 collect_args, enter_macro_context, save_parameter, parse_params,
2116 _cpp_create_definition, check_trad_stringification,
2117 cpp_macro_definition): Update.
2118 * cppmain.c (cpp_preprocess_file): Update.
2119 * fix-header.c (read_scan_file): Update.
2121 2002-04-14 Andreas Schwab <schwab@suse.de>
2123 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
2125 2002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
2127 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
2129 2002-04-13 Mark Mitchell <mark@codesourcery.com>
2131 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
2134 2002-04-13 Hans-Peter Nilsson <hp@axis.com>
2136 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
2138 2002-04-13 Joel Sherrill <joel@OARcorp.com>
2140 * config/sparc/t-elf: Enable v8 multilibs. Impacts
2141 sparc-elf and sparc-rtems targets.
2143 2002-04-13 Mark Mitchell <mark@codesourcery.com>
2145 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
2146 defined, and __gnu_hurd__ wherever __GNU__ is defined.
2147 * arm/linux-elf.h: Likewise.
2148 * cris/aout.h: Likewise.
2149 * cris/linux.h: Likewise.
2150 * i370/linux.h: Likewise.
2151 * i386/gnu.h: Likewise.
2152 * i386/linux-aout.h: Likewise.
2153 * i386/linux-oldld.h: Likewise.
2154 * i386/linux.h: Likewise.
2155 * i386/linux64.h: Likewise.
2156 * ia64/linux.h: Likewise.
2157 * m68k/linux-aout.h: Likewise.
2158 * m68k/linux.h: Likewise.
2159 * mips/linux.h: Likewise.
2160 * pa/pa-linux.h: Likewise.
2161 * pj/linux.h: Likewise.
2162 * rs6000/sysv4.h: Likewise.
2163 * s390/linux.h: Likewise.
2164 * sh/linux.h: Likewise.
2165 * sparc/linux-aout.h: Likewise.
2166 * sparc/linux.h: Likewise.
2167 * sparc/linux64.h: Likewise.
2168 * xtensa/linux.h: Likewise.
2170 2002-04-13 Richard Sandiford <rsandifo@redhat.com>
2172 * stmt.c (check_unique_operand_names): Expect operand names to
2173 be strings rather than identifiers. Use simple_cst_equal to
2175 (resolve_operand_name_1): Make same identifier to string change here.
2176 * c-parse.in (asm_operand): Convert a named operand into a string.
2177 * cp/parse.y (asm_operand): Likewise.
2179 2002-04-13 Andreas Schwab <schwab@suse.de>
2181 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
2183 2002-04-12 Mark Mitchell <mark@codesourcery.com>
2185 Revert these changes:
2187 2002-04-06 Mark Mitchell <mark@codesourcery.com>
2190 * stor-layout.c (layout_decl): Reset the RTL for the decl.
2192 2002-04-12 Richard Henderson <rth@redhat.com>
2194 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
2195 (sparc*-*-solaris): Clean up header files.
2196 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
2197 and plan on generating 64-bit code.
2198 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
2199 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
2200 * config/sparc/sol2-sld-64.h: Rename ...
2201 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
2202 for AS_SPARC64_FLAG not defined.
2203 * config/sparc/sol2-gld-bi.h: New.
2204 * config/sparc/sol2-sld.h: Remove.
2205 * config/sparc/sol26-sld.h: New.
2206 * config/sparc/sol2.h: Tidy comments.
2207 * doc/install.texi: Document sparc-solaris configury changes.
2209 2002-04-12 Richard Henderson <rth@redhat.com>
2211 * recog.c (offsettable_address_p): Match the logic in adjust_address.
2213 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
2214 in 64-bit mode only. Use only for 32-bit or MEDLOW.
2216 2002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2218 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
2220 Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
2222 * pa.c (pa_can_combine_p): Call extract_insn before calling
2225 2002-04-12 Douglas B Rupp <rupp@gnat.com>
2227 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
2228 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
2229 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
2230 (CPP_PREDEFINES): Handle __declspec.
2231 * config/i386/t-interix (USER_H): Remove.
2233 2002-04-12 DJ Delorie <dj@redhat.com>
2235 * integrate.c (compare_blocks): Make comparisons safe for when
2236 sizeof(int) < sizeof(char *).
2237 (find_block): Likewise.
2239 2002-04-12 Jan Hubicka <jh@suse.cz>
2240 David Edelsohn <edelsohn@gnu.org>
2242 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
2244 (symbol_ref_operand): New.
2245 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
2246 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
2248 2002-04-12 Andreas Schwab <schwab@suse.de>
2250 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
2251 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
2252 overrides the definition in config/svr4.h.
2254 2002-04-12 Eric Norum <eric.norum@usask.ca>
2256 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
2257 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
2258 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
2259 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
2260 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
2261 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
2262 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
2263 definitions to config/rtems.h and make the targets more similar.
2265 Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2267 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
2268 POINTERS_EXTEND_UNSIGNED.
2269 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
2270 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
2272 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
2275 Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
2277 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
2278 depends on TARGET_SHMEDIA, not TARGET_SH5.
2280 2002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
2282 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
2283 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
2285 Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
2287 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
2290 2002-04-12 Andreas Schwab <schwab@suse.de>
2292 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
2294 2002-04-12 Richard Henderson <rth@redhat.com>
2297 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
2299 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
2300 modes spanning multiple hard regs.
2302 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
2304 2002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
2306 * pa.c (pa_output_function_prologue): Don't accumulate the total
2307 number of code bytes when using TARGET_64BIT, or gas, SOM and not
2308 the portable runtime.
2309 (output_deferred_plabels): Handle 64bit plabels.
2310 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
2311 generating pic code using the GAS assembler for object formats that
2312 are not SOM (ie., ELF32 and ELF64).
2313 (output_millicode_call): Check attribute type if attribute length is 28.
2314 Likewise use $PIC_pcrel$0. Only call get_attr_length and
2315 dbr_sequence_length once.
2316 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
2317 dbr_sequence_length once.
2318 * pa.h (TARGET_SOM): Define if not defined.
2319 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
2320 with GAS and not SOM.
2321 (jump, call_internal_reg, call_value_internal_reg): Likewise.
2322 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
2324 2002-04-11 David O'Brien <obrien@FreeBSD.org>
2326 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
2327 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
2328 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
2329 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
2330 elfos.h and dbxelf.h values are fine now.
2331 * config/i386/freebsd.h, config/alpha/freebsd.h
2332 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
2334 2002-04-11 David O'Brien <obrien@FreeBSD.org>
2336 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
2337 or set Acpu or Amachine. Reformat.
2338 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
2340 (LINK_SPEC): Do not need to undef.
2341 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
2342 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
2343 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
2345 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
2346 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
2347 (LINK_SPEC): Do not need to undef.
2348 (DONT_USE_BUILTIN_SETJMP): Do not define.
2349 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
2350 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
2351 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
2352 Remove trailing spaces.
2353 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
2354 __ELF__, or set Acpu or Amachine. Reformat.
2355 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
2358 2002-04-11 David O'Brien <obrien@FreeBSD.org>
2360 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
2361 all other *-*-freebsd* targets.
2363 2002-04-11 Richard Henderson <rth@redhat.com>
2365 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
2367 2002-04-11 David O'Brien <obrien@FreeBSD.org>
2369 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
2370 Include {cpu}/{cpu}.h thru tm_file.
2371 (alpha*-*-linux*ecoff): Remove target.
2372 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
2373 (LINK_SPEC): Remove, is not OS independent.
2374 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
2375 (LINK_SPEC): Do not need to #undef any longer.
2376 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
2378 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
2380 (LINK_SPEC): Moved here from alpha/elf.h.
2381 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
2383 * config/alpha/linux-ecoff.h: Remove.
2384 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
2385 (CPP_SPEC): Define _POSIX_SOURCE as needed.
2386 (CPP_SUBTARGET_SPEC): Do not define.
2387 (LINK_SPEC): Do not need to #undef any longer.
2388 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
2389 * config/alpha/vms.h: Likewise.
2391 2002-04-11 Richard Sandiford <rsandifo@redhat.com>
2393 * doc/extend.texi: Remove old claim that typedefs cannot have
2394 an alignment attribute.
2396 2002-04-11 Jakub Jelinek <jakub@redhat.com>
2398 PR optimization/6177
2399 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
2400 bitpos is 0 and bitsize CONCAT size.
2402 2002-04-11 Jakub Jelinek <jakub@redhat.com>
2405 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
2407 2002-04-10 David O'Brien <obrien@FreeBSD.org>
2409 * config/alpha/freebsd.h: Minor reformatting.
2410 (CPP_SPEC): Define ELF and add cpp_subtarget.
2411 (ASM_SPEC): No longer needed.
2413 2002-04-11 Richard Henderson <rth@redhat.com>
2415 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
2416 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
2417 (dimode mem/zero splitter): New.
2419 2002-04-11 Hans-Peter Nilsson <hp@axis.com>
2421 * config/cris/cris.c (cris_override_options): Tweak error message
2422 for PIC not implemented.
2424 * config/cris/cris.h: Tweak comments related to parameter-passing.
2426 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
2428 2002-04-10 Richard Henderson <rth@redhat.com>
2430 * except.c (add_ehl_entry): Allow duplicates after landing pad
2433 2002-04-10 David Edelsohn <edelsohn@gnu.org>
2435 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
2437 2002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
2439 * c-decl.c (c_init_decl_processing): Move generation of
2440 decls for g77_integer_type_node and friends from here ...
2441 * c-common.c (c_common_nodes_and_builtins): ... to here.
2443 2002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
2445 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
2446 is only used as frame pointer when frame_pointer_needed is true.
2448 2002-04-10 Richard Earnshaw <rearnsha@arm.com>
2451 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
2452 for the fact that the pool entry uses two words.
2453 (movdf_hard_insn): Similarly. Also, ADR instruction can span
2455 (movdf_soft_insn): Similarly.
2456 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
2457 for the fact that the pool entry uses three words.
2459 2002-04-10 Richard Sandiford <rsandifo@redhat.com>
2461 * config/mips/mips.c (mips_va_arg): When using the struct version
2462 of the EABI va_list, allow arguments in the register save area to
2463 take up less room than a stack argument.
2465 2002-04-10 Richard Henderson <rth@redhat.com>
2467 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
2468 if EXPAND_INITIALIZER.
2470 2002-04-09 Richard Henderson <rth@redhat.com>
2472 * config/alpha/alpha.md (movdi_er_maybe_g): New.
2473 * config/alpha/alpha.c (alpha_expand_mov): Use it.
2475 2002-04-10 Alan Modra <amodra@bigpond.net.au>
2477 PR optimization/6233
2478 * rtlanal.c (pure_call_p): New function.
2479 * rtl.h (pure_call_p): Declare.
2480 * loop.c (prescan_loop): Use it to set has_nonconst_call.
2481 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
2483 2002-04-09 Eric Christopher <echristo@redhat.com>
2485 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
2486 information to .comm directive.
2488 2002-04-09 Richard Henderson <rth@redhat.com>
2491 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
2493 2002-04-09 Richard Henderson <rth@redhat.com>
2495 * basic-block.h (flow_delete_block_noexpunge): Declare.
2496 (expunge_block_nocompact): Declare.
2497 * cfg.c (expunge_block_nocompact): Split out from ...
2498 (expunge_block): ... here.
2499 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
2500 (flow_delete_block_noexpunge): Split out from ...
2501 (flow_delete_block): ... here.
2502 * cfgcleanup.c (delete_unreachable_blocks): Compact while
2503 removing dead blocks.
2504 * except.c (exception_handler_labels): Remove.
2505 (exception_handler_label_map): New.
2506 (struct eh_region): Add aka member.
2507 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
2508 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
2509 (for_each_eh_label, for_each_eh_label_1): New.
2510 (init_eh): Register exception_handler_label_map.
2511 (free_eh_status): Use free_region.
2512 (find_exception_handler_labels): Use the map, not the list.
2513 (remove_exception_handler_label): Likewise.
2514 (maybe_remove_eh_handler): Likewise.
2515 (remove_eh_handler): Use the region aka bitmap.
2516 * except.h (exception_handler_labels): Remove.
2517 (for_each_eh_label): Declare.
2518 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
2519 * loop.c (invalidate_loops_containing_label): New.
2520 (find_and_verify_loops): Use it. Use for_each_eh_label.
2521 * sched-rgn.c (is_cfg_nonregular): Use
2522 current_function_has_exception_handlers.
2524 2002-04-09 Richard Henderson <rth@redhat.com>
2526 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
2527 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
2528 Do not return changed status.
2529 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
2530 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
2531 New functions that do return changed status.
2532 * sbitmap.h: Update decls.
2533 * gcse.c, lcm.c: Use _cg functions as needed.
2535 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
2537 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
2538 (sh64-*-elf*, sh-*-rtemself*): Likewise.
2539 * config/sh/embed_bb.c: New file.
2540 * config/sh/embed-elf.h: New file.
2541 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
2542 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
2543 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
2545 (SUBTARGET_CPP_PTR_SPEC): Don't define.
2546 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
2547 Add subtarget_asm_endian_spec.
2548 (ASM_SPEC): Use subtarget_asm_endian_spec.
2549 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
2550 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
2551 (WCHAR_UNSIGNED): Define.
2552 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
2553 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
2554 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
2556 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
2557 (sh_adjust_cost): Likewise.
2558 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
2560 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
2561 (WCHAR_TYPE_SIZE): Likewise.
2562 (ASM_SPEC): Use subtarget_asm_endian_spec.
2563 (SH_ELF_WCHAR_TYPE): #undef/ #define.
2564 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
2565 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
2566 (MAX_WCHAR_TYPE_SIZE): Don't #define .
2567 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
2568 (USER_LABEL_PREFIX): Don't #undef /#define .
2569 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
2570 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
2571 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
2572 (ASM_SPEC): Likewise.
2573 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
2574 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
2575 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
2576 (LIB2FUNCS_EXTRA): Define.
2577 * t-sh64 (LIB2FUNCS_EXTRA): Define.
2578 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
2579 (LIB1ASMFUNCS_CACHE): Define.
2580 (LIB2FUNCS_EXTRA): Redefine empty.
2582 2002-04-08 Richard Henderson <rth@redhat.com>
2584 * reorg.c (get_branch_condition): Use reversed_comparison_code.
2586 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2588 * config/m68hc11/larith.asm (__map_data_section): Fix condition
2589 and optimize for size.
2590 (__do_global_ctors): Fix pointer comparison.
2591 (__do_global_dtors): Likewise.
2593 2002-04-09 David S. Miller <davem@redhat.com>
2595 * config/sparc/sparc.c (sparc_extra_constraint_check): New
2596 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
2597 allow reloading pseudos.
2598 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
2599 * config/sparc/sparc-protos.h: Declare it.
2601 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
2602 unsigned comparison warning.
2603 (output_restore_regs): Mark leaf_function as unused.
2605 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2607 * expr.c (is_aligning_offset): New function.
2608 (expand_expr, case COMPONENT_EXPR): Call it.
2610 2002-04-08 David S. Miller <davem@redhat.com>
2613 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
2615 Make init_priority work on Sparc when using GNU ld.
2616 * config/sparc/linux.h, config/sparc/linux64.h,
2617 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
2618 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
2619 * config/sparc/sol2-gld.h: New file to do the same.
2620 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
2621 sparc/sol2-gld.h to tm_file.
2623 PR optimization/4328
2624 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
2625 * doc/md.texi: Document it.
2626 * config/sparc/sparc.md (movdi_insn_sp64_novis,
2627 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
2628 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
2629 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
2630 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
2632 2002-04-08 Andreas Jaeger <aj@suse.de>
2634 * stmt.c (expand_asm_operands): Revert last patch from Richard
2637 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2639 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
2640 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
2642 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2644 * doc/contrib.texi (Contributors): Add David O'Brien.
2646 2002-04-08 Alan Modra <amodra@bigpond.net.au>
2648 * configure.in (auto-build.h): Use target_alias and build_alias
2649 when running configure.
2650 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
2651 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
2652 * configure: Regenerate.
2654 2002-04-07 David S. Miller <davem@redhat.com>
2656 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
2658 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
2661 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
2662 generating 32-bit pic code.
2664 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
2666 * cppinit.c (cpp_create_reader): Initialize
2667 discard_comments_in_macro_exp.
2668 (COMMAND_LINE_OPTIONS): Add "-CC" option.
2669 (cpp_handle_option): Handle "-CC" option.
2670 * cpplex.c (save_comment): If saving a C++ comment in
2671 a directive, convert it to a C comment.
2672 (_cpp_lex_direct): Pass second comment start character to
2673 save_comment to indicate comment type.
2674 * cpplib.c (_cpp_handle_directive): If processing
2675 a "#define" directive and discard_comments_in_macro_exp
2676 is false, re-enable saving of comments.
2677 (lex_macro_node): If discard_comments_in_macro_exp is false,
2678 discard any comments before the macro identifier.
2679 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
2681 * cppmacro.c (cpp_get_token): If expanding a macro while
2682 processing a directive, discard any comments we might encounter.
2683 (parse_params): If discard_comments_in_macro_exp is false,
2684 ignore comments in the macro parameter list.
2685 * gcc.c (cpp_unique_options): Add "-CC" option.
2686 (option_map): Map "--comments-in-macros" to "-CC".
2687 * doc/cppopts.texi: Document "-CC" option.
2688 * f/lang-specs.h: Add "-CC" option.
2689 * testsuite/gcc.dg/cpp/maccom1.c: New test.
2690 * testsuite/gcc.dg/cpp/maccom2.c: New test.
2691 * testsuite/gcc.dg/cpp/maccom3.c: New test.
2692 * testsuite/gcc.dg/cpp/maccom4.c: New test.
2693 * testsuite/gcc.dg/cpp/maccom5.c: New test.
2694 * testsuite/gcc.dg/cpp/maccom6.c: New test.
2696 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
2699 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
2701 2002-04-06 Mark Mitchell <mark@codesourcery.com>
2704 * stor-layout.c (layout_decl): Reset the RTL for the decl.
2707 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
2708 RTX_UNCHANGING_P for the functions arguments when a tail call
2711 2002-04-06 Jason Merrill <jason@redhat.com>
2713 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
2714 (parse_options_and_default_flags): Set them appropriately.
2715 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
2717 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
2719 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
2722 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
2725 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
2726 types come in by-reference. Fix typo in comment.
2728 2002-04-05 David S. Miller <davem@redhat.com>
2730 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
2731 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
2732 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
2733 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
2735 2002-04-05 David S. Miller <davem@redhat.com>
2737 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
2738 are not going to emit return instructions, emit at least a nop
2739 for the sake of sane backtraces.
2741 2002-04-05 Richard Henderson <rth@redhat.com>
2743 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
2745 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
2747 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
2749 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
2751 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
2752 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
2753 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
2755 2002-04-05 Andreas Schwab <schwab@suse.de>
2757 * c-convert.c: Include c-common.h.
2758 * Makefile.in (c-convert.o): Updated.
2760 2002-04-05 Jakub Jelinek <jakub@redhat.com>
2762 * mklibgcc.in: Use separate libgcc.map for each multilib.
2763 * Makefile.in (distclean): Don't remove libgcc.map here.
2765 2002-04-05 Jakub Jelinek <jakub@redhat.com>
2767 * Makefile.in (s-mlib): Handle --disable-multilib by separate
2768 genmultilib invocation.
2770 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
2772 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
2773 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
2774 to num_gprs for symmetry.
2775 * config/mips/mips.c: Adjust accordingly.
2777 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
2779 * c-common.c (truthvalue_conversion): Rename, update.
2780 * c-common.h (c_common_truthvalue_conversion): New.
2781 * c-convert.c (convert): Update.
2782 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
2783 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
2784 * c-typeck.c (build_binary_op, build_unary_op,
2785 build_conditional_expr): Update.
2786 * fold-const.c (constant_boolean_node, fold): Use langhook.
2787 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
2788 * langhooks.h (struct lang_hooks): New hook.
2789 * stmt.c (expand_decl_cleanup): Use langhook.
2790 * tree.h (truthvalue_conversion): Remove.
2792 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
2794 2002-04-05 Alan Modra <amodra@bigpond.net.au>
2796 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
2797 Add rules to make null object file.
2799 2002-04-04 Jim Blandy <jimb@redhat.com>
2801 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
2802 macro formal parameter names.
2804 2002-04-04 David S. Miller <davem@redhat.com>
2806 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
2808 2002-04-04 Richard Henderson <rth@redhat.com>
2811 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
2812 Support copies into and out of memory. Don't accept allows_reg
2813 and allows_mem as gospel.
2815 2002-04-04 Richard Henderson <rth@redhat.com>
2818 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
2819 (write_dependence_p): Likewise.
2821 2002-04-04 Richard Henderson <rth@redhat.com>
2823 * predict.c (estimate_bb_frequencies): Do frequency calculation
2824 with a volatile temporary.
2826 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
2828 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
2830 2002-04-04 Jakub Jelinek <jakub@redhat.com>
2833 * final.c (final_start_function): Don't bump profile_label_no here...
2834 (final_end_function): ...but here.
2836 2002-04-04 Jakub Jelinek <jakub@redhat.com>
2838 * config/sparc/sparc.md (pic): New attribute.
2839 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
2841 (split after do_builtin_setjmp_setup): New.
2843 2002-04-04 Jakub Jelinek <jakub@redhat.com>
2846 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
2849 2002-04-04 Jakub Jelinek <jakub@redhat.com>
2851 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
2852 UNITS_PER_WORD for zero sized aggregates.
2854 2002-04-03 David S. Miller <davem@redhat.com>
2856 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
2857 one-character spec for this, just use %(link_gcc_c_sequence).
2859 2002-04-03 David S. Miller <davem@redhat.com>
2861 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
2864 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
2866 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
2867 (DWARF_FRAME_RETURN_COLUMN): Move.
2868 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2869 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
2870 * pa.c (except.h, predict.h): Include.
2872 (store_reg_modify, set_reg_plus_d): Revise prototypes.
2873 (output_ascii): Add cast.
2874 (store_reg_modify): Revise to add frame notes.
2875 (set_reg_plus_d): Likewise.
2876 (compute_frame_size): Include space for eh data registers in frame if
2877 the current function calls eh_return.
2878 (hppa_expand_prologue): Ensure register %r2 is saved if the current
2879 function calls eh_return. Save eh data registers if the current
2880 function calls eh_return. Fix code to add frame notes. Emit
2881 blockage to prevent insns with frame notes being scheduled in the
2882 delay slot of calls.
2883 (hppa_expand_epilogue): Restore eh data registers and do final stack
2884 adjustment if the current function calls eh_return. Don't add frame
2886 (output_call): Revise for change in length of call insn. Don't do
2887 return pointer adjustment for an unconditional jump in the delay slot
2888 of a call when using frame notes.
2889 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
2890 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
2891 (ARG_POINTER_CFA_OFFSET): Define.
2892 * pa.md (return_external_pic): New pattern.
2893 (prologue): Correct formatting. Use return_external_pic if current
2894 function calls eh_return.
2895 (call_internal_symref, call_value_internal_symref,
2896 sibcall_internal_symref, sibcall_value_internal_symref): Change default
2897 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
2899 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
2901 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
2902 list of targets to check using "nop" insn.
2903 * configure: Rebuilt.
2905 2002-04-04 Alan Modra <amodra@bigpond.net.au>
2907 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
2909 2002-04-03 David S. Miller <davem@redhat.com>
2911 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
2912 library sequence passed to the linker.
2913 (LINK_COMMAND_SPEC): Use it.
2914 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
2915 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
2916 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
2918 2002-04-03 Jason Merrill <jason@redhat.com>
2920 * except.c (struct eh_status): Remove protect_list.
2921 (begin_protect_partials, end_protect_partials): Remove.
2922 (add_partial_entry): Remove.
2923 * except.h: Remove prototypes.
2925 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
2926 expand_decl_cleanup_eh.
2929 * tree.h (CLEANUP_EH_ONLY): New macro.
2930 * stmt.c (expand_decl_cleanup_eh): New fn.
2931 (expand_cleanups): Check CLEANUP_EH_ONLY.
2932 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
2933 Use expand_decl_cleanup_eh.
2934 (expand_stmt): Adjust.
2935 * c-common.h: Adjust prototype.
2937 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
2939 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
2940 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
2941 (cris_target_asm_function_epilogue): Ditto.
2942 (cris_initial_frame_pointer_offset): Ditto.
2943 (cris_simple_epilogue): Ditto.
2944 (cris_expand_builtin_va_arg): Variable-size types come in
2947 2002-04-03 David S. Miller <davem@redhat.com>
2949 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
2951 (set_fast_math): Correct 'fsr' type.
2953 2002-04-03 Richard Henderson <rth@redhat.com>
2956 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
2957 * toplev.c (check_global_declarations): Use it.
2958 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
2959 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
2960 (LANG_HOOKS_DECLS): Add it.
2961 * langhooks.c (lhd_warn_unused_global_decl): New.
2962 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
2963 * c-objc-common.c (c_warn_unused_global_decl): New.
2964 * c-tree.h (c_warn_unused_global_decl): Declare.
2965 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
2967 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
2969 * langhooks-def.h (lhd_set_decl_assembler_name,
2970 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
2971 (LANG_HOOKS_INITIALIZER): Update.
2972 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
2973 * langhooks.h (struct lang_hooks): New hook.
2974 * tree.c (set_decl_assembler_name): Move to langhooks.c.
2975 (lang_set_decl_assembler_name): Remove.
2976 (init_obstacks): Don't set hook.
2977 (decl_assembler_name): New function.
2978 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
2979 (decl_assembler_name): New.
2980 (lang_set_decl_assembler_name): Remove.
2982 2002-04-03 Jakub Jelinek <jakub@redhat.com>
2984 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
2985 works properly with .hidden symbols.
2986 * configure: Rebuilt.
2987 * config.in: Rebuilt.
2988 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
2989 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
2990 properly with .hidden symbols.
2992 2002-04-03 Jakub Jelinek <jakub@redhat.com>
2995 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
2998 2002-04-03 Richard Henderson <rth@redhat.com>
3001 * sched-rgn.c (sets_likely_spilled): New.
3002 (sets_likely_spilled_1): New.
3003 (add_branch_dependences): Use it.
3005 2002-04-02 Richard Henderson <rth@redhat.com>
3008 * loop.h (LOOP_FIRST_PASS): New.
3009 * loop.c (strength_reduce): Mind it when deciding to unroll.
3010 * toplev.c (rest_of_compilation): Set it.
3012 2002-04-02 David S. Miller <davem@redhat.com>
3014 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
3015 mems_ok_for_ldd_peep when the order of the loads being examined
3017 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
3018 existing comment to increase comprehension of this situation.
3020 2002-04-02 Zack Weinberg <zack@codesourcery.com>
3022 * config/sh/sh.md: Don't use union real_extract.
3024 2002-04-02 Richard Henderson <rth@redhat.com>
3026 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
3028 2002-04-02 David O'Brien <obrien@FreeBSD.org>
3030 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
3031 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
3032 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
3033 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
3034 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
3035 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
3036 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
3037 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
3038 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
3039 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
3040 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
3041 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
3042 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
3043 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
3044 Include as many configury headers via tm_file as possible. This
3045 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
3046 * config/openbsd-oldgas.h: New file.
3047 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
3048 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
3049 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
3050 config/i386/i386-coff.h, config/i386/i386-interix.h,
3051 config/i386/iscdbx.h, config/i386/linux-aout.h,
3052 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
3053 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
3054 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
3055 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
3056 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
3057 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
3058 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
3059 config/i386/vxi386.h: Do not directly include configury headers.
3060 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
3061 Directly include configury headers that are no longer automatically
3062 included by the above headers.
3063 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
3064 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
3065 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
3066 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
3067 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
3068 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
3069 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
3070 (TARGET_VERSION): Define.
3071 * config/i386/beos-elf.h, config/i386/freebsd.h,
3072 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
3073 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
3074 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
3075 config/i386/sco5.h, config/i386/sysv4.h
3076 (TARGET_VERSION): Do not need to protect.
3077 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
3078 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
3079 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
3080 config/i386/i386-interix.h, config/i386/linux-aout.h,
3081 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
3082 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
3083 (YES_UNDERSCORES): Do not define - not needed.
3084 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
3085 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
3086 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
3087 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
3088 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
3089 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
3090 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
3091 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
3093 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
3094 Richard Henderson <rth@redhat.com>
3097 * function.c (assign_temp): Accept either type or decl argument.
3098 Detect variables whose size is too large to fit into an integer.
3099 * stmt.c (expand_decl): Pass the decl, not the type.
3101 2002-04-02 David O'Brien <obrien@FreeBSD.org>
3103 * protoize.c: Match include directory usage with cppdefault.c.
3105 2002-04-03 Jeffrey A Law (law@redhat.com)
3106 Hans-Peter Nilsson <hp@bitrange.com>
3108 * combine.c (simplify_comparison): Avoid narrowing a comparison
3109 with a paradoxical subreg when doing so would drop signficant bits.
3111 2002-04-02 Steve Ellcey <sje@cup.hp.com>
3113 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
3114 if POINTERS_EXTEND_UNSIGNED is defined.
3116 2002-04-02 Richard Henderson <rth@redhat.com>
3119 * local-alloc.c (contains_replace_regs): LO_SUM may contain
3122 2002-04-02 Richard Henderson <rth@redhat.com>
3124 * doc/standards.texi: Document required freestanding libc entry points.
3126 2002-04-02 Alan Modra <amodra@bigpond.net.au>
3128 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
3129 associated splitter. Remove MQ constraint.
3130 (ctrdi_internal4): Correct CCmode clobber.
3132 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
3134 * milli64.S ($$dyncall): New function.
3135 * t-linux (LIB1ASMFUNCS): Revise module list.
3136 (LIB1ASMSRC): Use pa/milli64.S.
3138 2002-04-02 Richard Henderson <rth@redhat.com>
3140 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
3141 rename solaris_sys_varargs_h.
3143 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3145 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
3146 the same mode as its component.
3148 2002-04-02 Richard Henderson <rth@redhat.com>
3151 * final.c (this_is_asm_operands): Export.
3152 * output.h (this_is_asm_operands): Declare.
3153 * config/i386/i386.c (print_operand): Error odd asm operands.
3155 2002-04-02 Richard Henderson <rth@redhat.com>
3158 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
3160 2002-04-01 Richard Henderson <rth@redhat.com>
3163 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
3164 * fixinc/fixincl.x: Rebuild.
3166 2002-04-01 Richard Henderson <rth@redhat.com>
3168 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
3169 (atomic_alloc, atomic_free): New.
3170 (SIZE, MASK_FOR, PTR_IN): New.
3171 (emergency_reg_state, emergency_reg_state_free): New.
3172 (emergency_labeled_state, emergency_labeled_state_free): New.
3173 (reg_state_alloced, labeled_state_alloced): New.
3174 (alloc_reg_state, free_reg_state): New.
3175 (alloc_label_state, free_label_state, free_label_states): New.
3176 (push, pop, dup_state_stack, free_state_stack): Use them.
3177 (desc_label_state): Likewise.
3178 (uw_frame_state_for): Free label states and state stack.
3179 (uw_update_reg_address): Eliminate warnings.
3181 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
3183 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
3184 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
3186 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
3188 * c-decl.c (grokdeclarator): Update.
3189 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
3190 * c-tree.h (c_mark_addressable): New.
3191 * c-typeck.c (default_function_array_conversion, build_unary_op,
3192 build_array_ref, convert_for_assignment): Update.
3193 (mark_addressable): Rename.
3194 * calls.c (try_to_integrate, expand_call): Use langhook.
3195 * expr.c (expand_expr): Use langhook.
3196 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
3197 * langhooks.h (struct lang_hooks): New hook.
3198 * stmt.c (expand_asm_operands): Use langhook.
3199 * tree.h (mark_addressable): Remove.
3201 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
3203 2002-04-01 Bob Wilson <bob.wilson@acm.org>
3205 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
3208 2002-04-01 Bob Wilson <bob.wilson@acm.org>
3210 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
3211 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
3213 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
3215 * c-common.c (unsigned_conversion_warning, convert_and_check,
3216 unsigned_type, signed_type, shorten_compare,
3217 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
3218 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
3219 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
3221 * c-decl.c (grokdeclarator): Update.
3222 * c-format.c (check_format_types): Update.
3223 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
3224 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
3225 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
3226 * convert.c (convert_to_integer): Use new hooks.
3227 * expmed.c (make_tree): Use new hooks.
3228 * expr.c (store_expr): Use new hooks.
3229 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
3230 all_ones_mask_p, unextend, fold): Use new hooks.
3231 * langhooks.h (struct lang_hooks_for_types): New hooks.
3232 * tree.h (signed_or_unsigned_type, signed_type,
3233 unsigned_type): Remove.
3235 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
3236 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
3238 2002-03-31 Richard Henderson <rth@redhat.com>
3240 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
3241 (desc_frgr_mem): Fix reference to f16-f31.
3243 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3245 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
3246 RTVEC_ELT): Const-ify.
3247 * varray.h (VARRAY_CHECK): Const-ify.
3248 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
3249 ggc_mark_rtvec, ggc_mark): Const-ify.
3251 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
3253 * diagnostic.c: Include langhooks-def.h.
3254 * Makefile.in (diagnostic.o): Update.
3256 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
3258 * c-common.c (c_unsafe_for_reeval): Rename.
3259 * c-common.h (c_unsafe_for_reeval): Rename.
3260 * c-decl.c (finish_incomplete_decl): Rename.
3261 (c_init_decl_processing): Don't set langhook.
3262 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
3263 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
3264 * c-objc-common.c (c_objc_common_init): Don't set langhook.
3265 * c-tree.h (finish_incomplete_decl): Rename.
3266 * langhooks-def.h (lhd_unsafe_for_reeval): New.
3267 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
3268 (LANG_HOOKS_INITIALIZER): Update.
3269 * langhooks.c (lhd_unsafe_For_reeval): New.
3270 * langhooks.h (struct langhooks): New hooks.
3271 * toplev.c (incomplete_decl_finalize_hook): Remove.
3272 (wrapup_global_declarations): Update.
3273 * tree.c (lang_unsafe_for_reeval): Remove.
3274 (unsafe_for_reeval): Update.
3275 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
3278 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
3279 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
3281 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
3283 * diagnostic.c (print_error_function): Remove.
3284 (default_print_error_function): Rename.
3285 (report_error_function): Update.
3286 * diagnostic.h (print_error_function): Remove.
3287 (default_print_error_function): Remove.
3288 * langhooks-def.h (struct diagnostic_context): Predeclare.
3289 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
3290 (LANG_HOOKS_INITIALIZER): Update.
3291 * langhooks.h (struct diagnostic context): Predeclare.
3292 (struct lang_hooks): New hook.
3294 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3296 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
3297 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
3299 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
3300 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
3301 of PIC_OFFSET_TABLE_REGNUM thruout.
3302 * config/rs6000/rs6000.md: Likewise.
3303 * config/rs6000/darwin.h: Likewise.
3305 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3307 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
3308 unsigned HOST_WIDE_INT, not unsigned int.
3310 2002-03-31 Jakub Jelinek <jakub@redhat.com>
3312 PR middle-end/6096, middle-end/6098, middle-end/6099
3313 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
3315 (fill_slots_from_thread): Likewise.
3317 2002-03-31 Jakub Jelinek <jakub@redhat.com>
3319 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
3320 floating fields in float regs.
3321 (function_arg_record_value_2): Likewise.
3323 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
3325 * config/mmix/mmix.md (define_constants): Remove misleading
3326 FIXME. Add MMIX_fp_rO_OFFSET.
3327 ("nonlocal_goto_receiver"): Don't have stack-frame address of
3328 saved rO as part of the pattern. Remove FIXME.
3329 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
3330 here, at output-time.
3332 2002-03-31 Jakub Jelinek <jakub@redhat.com>
3335 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
3337 (output_v9branch): Likewise.
3339 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
3341 * gcc.c: Revert previous patch for now.
3342 * config/i386/djgpp.h: Likewise.
3344 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
3346 * config/mmix/crti.asm (_init): Register _fini with atexit.
3347 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
3349 2002-03-31 Richard Henderson <rth@redhat.com>
3352 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
3353 (ASM_OUTPUT_DEF_FROM_DECLS): New.
3355 2002-03-31 Richard Henderson <rth@redhat.com>
3357 * libgcc2.c (__bb_exit_func): Make static.
3359 * config/alpha/alpha.md (trap): New.
3361 2002-03-31 Richard Henderson <rth@redhat.com>
3363 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
3364 promoted argument types; build trap.
3365 (expand_builtin_trap): New.
3366 (expand_builtin): Use it.
3367 * stmt.c (expand_nl_goto_receivers): Likewise.
3368 * expr.h (expand_builtin_trap): Declare.
3369 * libfuncs.h (LTI_abort, abort_libfunc): New.
3370 * optabs.c (init_optabs): Init abort_libfunc.
3372 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
3374 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
3375 (LINK_COMMAND_SPEC): ... from here.
3376 (init_gcc_specs): Duplicate it here too, omitting
3377 shared_name in the second copy.
3378 (init_spec): Test for duplicate
3379 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
3381 2002-03-30 David S. Miller <davem@redhat.com>
3383 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3384 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
3386 2002-03-30 Roger Sayle <roger@eyesopen.com>
3387 Richard Henderson <rth@redhat.com>
3389 * regmove.c (combine_stack_adjustments_for_block): Avoid
3390 emitting a stack adjustment of zero bytes. Let delete_insn
3393 2002-03-30 Richard Henderson <rth@redhat.com>
3395 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
3396 (sparc_emitting_epilogue): New.
3397 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
3398 * config/sparc/sparc-protos.h: Update.
3399 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
3400 (TARGET_SWITCHES): Update.
3401 * config/sparc/sparc.md (return): Remove.
3402 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
3403 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
3404 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
3405 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
3406 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
3407 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
3408 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
3409 Remove MASK_EPILOGUE.
3410 * doc/invoke.texi: Update.
3412 2002-03-30 Daniel Berlin <dan@dberlin.org>
3414 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
3415 CPP will start the file for us.
3417 2002-03-30 Richard Henderson <rth@redhat.com>
3420 * config/ia64/ia64.c (group_barrier_needed_p): Special case
3421 prologue_allocate_stack.
3422 (ia64_single_set): Use insn codes for recognition of special
3423 cases, not rtl matching.
3424 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
3426 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
3428 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
3430 2002-03-30 Richard Henderson <rth@redhat.com>
3433 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
3434 or -fomit-frame-pointer with profiling.
3435 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
3436 (FUNCTION_PROFILER): Do nothing.
3437 (PROFILE_HOOK): New.
3438 * config/sparc/sparc.c (sparc_override_options): Don't check
3439 code models for profiling.
3440 (sparc_function_profiler): Remove.
3441 (sparc_profile_hook): New.
3442 * config/sparc/sparc-protos.h: Update.
3444 2002-03-30 Jakub Jelinek <jakub@redhat.com>
3446 PR optimization/6086
3447 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
3448 of SUBREG of volatile MEM or because the MEM was mode dependent,
3449 return CLOBBER instead of unmodified SUBREG.
3451 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
3453 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
3454 when not optimizing.
3456 * toplev.c (rest_of_compilation): Cann mark_constant_function
3457 only when optimizing.
3459 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
3462 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
3463 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
3464 (try_optimize_cfg): clear all AUX fields.
3466 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
3467 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
3468 (ix86_address_cost): Be prepared for SUBREGed registers.
3469 (legitimate_address_p): Accept SUBREGed registers.
3471 2002-03-29 Richard Henderson <rth@redhat.com>
3474 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
3476 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3478 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
3479 for aggregate and TFmode types.
3481 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
3483 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
3485 2002-03-29 Richard Henderson <rth@redhat.com>
3488 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
3489 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
3491 2002-03-29 Richard Henderson <rth@redhat.com>
3494 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
3495 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
3496 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
3497 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
3499 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
3501 2002-03-29 Dale Johannesen <dalej@apple.com>
3503 * loop.c (combine_movables): Do allow combination of pseudos.
3505 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
3507 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
3508 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
3509 No functional change except ...
3510 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
3511 * doc/install.texi (*-*-freebsd*): Document port configuration.
3513 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
3515 * Makefile.in (convert.o, calls.o, expmed.o): Update.
3516 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
3518 * builtin-types.def (BT_PTRMODE): Update.
3519 * c-common.c (type_for_size): Rename c_common_type_for_size.
3520 (type_for_mode): Similarly.
3521 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
3523 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
3524 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
3525 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
3527 * c-typeck.c (common_type, comptypes, default_conversion):
3529 * calls.c: Include langhooks.h.
3530 (emit_library_call_value_1): Use new hooks. Avoid redundant
3532 * convert.c: Include langhooks.h
3533 (convert_to_pointer, convert_to_integer): Use new hooks.
3534 * except.c (init_eh): Similarly.
3535 * expmed.c: Include langhooks.h.
3536 (expand_mult_add): Use new hooks.
3537 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
3538 try_casesi): Similarly.
3539 * fold-const.c (optimize_bit_field_compare, make_range,
3540 decode_field_reference, fold_truthop, fold): Similarly.
3541 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
3542 put_var_into_stack): Similarly.
3543 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
3544 LANG_HOOKS_TYPE_FOR_SIZE): New.
3545 (LANG_HOOKS_TYPES_INITIALIZER): Update.
3546 * langhooks.h (lang_hooks_for_types): New hooks.
3547 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
3548 * tree.c (get_unwidened, get_narrower): Similarly.
3549 * tree.h (type_for_mode, type_for_size): Remove.
3550 * varasm.c (force_const_mem): Use new hooks.
3551 * utils2.c (nonbinary_modular_operation): Update.
3553 * objc-act.c (handle_impent): Update.
3554 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
3557 2002-03-29 Steve Ellcey <sje@cup.hp.com>
3559 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
3560 * config/ia64/ia64.c (basereg_operand): New.
3561 * config/ia64/ia64-protos.h (basereg_operand): Declare.
3562 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
3564 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
3566 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
3567 unwind information when frame_pointer_needed.
3568 (mmix_assemble_integer): Tweak wording in comment.
3570 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
3572 * Makefile.in (except.o): Update.
3573 * except.c: Include langhooks.h.
3574 (init_eh): Use langhook.
3575 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
3576 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
3577 (LANG_HOOKS_INITIALIZER): Update.
3578 * langhooks.h (lang_hooks_for_types): New.
3579 (struct lang_hooks): Add it.
3580 * tree.c (make_lang_type_fn, make_lang_type): Remove.
3581 * tree.h (make_lang_type_fn, make_lang_type): Remove.
3583 * alpha/alpha.c: Include langhooks.h.
3584 (alpha_build_va_list): Use langhook.
3585 * d30v/d30v.c: Include langhooks.h.
3586 (d30v_build_va_list): Use langhook.
3587 * i386/i386.c: Include langhooks.h.
3588 (ix86_build_va_list): Use langhook.
3589 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
3590 * s390/s390.c: Include langhooks.h.
3591 (s390_build_va_list): Use langhook.
3592 * stormy16/stormy16.c: Include langhooks.h.
3593 (stormy16_build_va_list): Use langhook.
3595 2002-03-29 Jakub Jelinek <jakub@redhat.com>
3598 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
3600 (length): Compute variable length for branches/calls/jumps here.
3601 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
3602 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
3603 define branch_type attribute.
3604 (divsi3_sp32): Maximum length is 6 not 7.
3605 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
3606 call_address_untyped_struct_value_sp32,
3607 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
3608 * config/sparc/sparc.c (empty_delay_slot): New function.
3609 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
3610 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
3612 2002-03-29 Jakub Jelinek <jakub@redhat.com>
3614 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
3615 nonzero_bits if not needed.
3616 (nonzero_bits) [XOR]: Likewise.
3617 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
3618 reg_last_set_mode and mode are both MODE_INT, but not equal.
3619 (record_value_for_reg): Compute reg_last_set_nonzero_bits
3620 in nonzero_bits_mode for MODE_INT modes.
3622 2002-03-28 Richard Henderson <rth@redhat.com>
3625 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
3626 to GAS. Correct drift between alternatives.
3628 2002-03-28 Richard Henderson <rth@redhat.com>
3631 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
3633 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
3635 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
3636 emulation to the linker.
3638 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
3640 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
3641 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
3643 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
3645 * combine.c (simplify_and_const_int): Make sure to apply mask
3646 when force_to_mode returns a constant integer. PR3311.
3648 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
3650 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
3652 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3654 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
3655 and Objective-C Dialect Options.
3657 2002-03-28 Richard Henderson <rth@redhat.com>
3659 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
3660 comparison should be done vs !=0 not >0 return code. Tidy cases.
3662 2002-03-28 Richard Henderson <rth@redhat.com>
3664 * c-decl.c (finish_function): New arg can_defer_p. Pass it
3665 on to c_expand_body.
3666 * c-tree.h (finish_function): Update decl.
3667 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
3669 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
3671 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
3673 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
3675 * rtlanal.c: Include flags.h
3676 (may_trap_p): Do not mark FP operations if trapping
3677 if !flag_trapping_math
3678 * Makefile.in (rtlanal.o): Add dependency on flag.h
3679 * ifcvt.c (noce_operand_ok): Avoid the lameness.
3681 2002-03-27 Zack Weinberg <zack@codesourcery.com>
3683 * mips.md: Use dconst1, not 1.0, as first argument of
3684 REAL_VALUE_LDEXP. Don't use union real_extract.
3686 2002-03-28 Alan Modra <amodra@bigpond.net.au>
3688 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
3689 rather than $target. Heed program_prefix and
3690 program_transform_name. Search for gas in cross-compiler case too.
3691 "test -x" rather than "test -f".
3692 (gcc_cv_ld): Likewise.
3693 (gcc_cv_nm): Heed program_prefix and program_transform_name.
3694 (gcc_cv_objdump): Likewise.
3695 * configure: Regenerate.
3697 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
3699 * Makefile.in (attribs.o): Update.
3700 * attribs.c: Include langhooks.h.
3701 (decl_attributes): Use langhook.
3702 * c-decl.c (insert_default_attributes): Rename.
3703 * c-tree.h (c_insert_default_attributes): New.
3704 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
3705 (LANG_HOOKS_INITIALIZER): Update.
3706 * langhooks.h (struct lang_hooks): New hook.
3707 * tree.h (insert_default_attributes): Remove.
3709 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
3711 2002-03-27 Andreas Schwab <schwab@suse.de>
3713 * config/i386/i386.c (classify_argument): Also check for
3716 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3718 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
3721 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
3723 * i960.md (ret): Set PC.
3724 (nonlocal_goto): Fix expander.
3725 * builtins.c (epxand_builin_longjmp): Check that we've emitted
3728 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
3730 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
3733 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
3735 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
3736 assigning to BLOCK_FOR_INSN directly.
3738 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
3740 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
3742 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
3744 * c-common.c (c_expand_expr): Fix prototype.
3745 * c-common.h (c_expand_expr): Always declare, update.
3746 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
3747 * c-objc-common.c (c_objc_common_init): No global hook.
3748 * expr.c (expand_expr): Use langhook.
3749 * expr.h (enum expand_modifier): Conditionally declare.
3750 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
3751 (LANG_HOOKS_INITIALIZER): Update.
3752 * langhooks.c (lhd_expand_expr): New.
3753 * langhooks.h (struct lang_hooks): New hook.
3754 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
3755 (lang_independent_init): Don't default hook.
3757 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
3759 2002-03-27 Richard Henderson <rth@redhat.com>
3762 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
3763 TARGET_CONST_GP. Simplify conditions.
3765 2002-03-27 Richard Henderson <rth@redhat.com>
3767 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
3768 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
3769 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
3771 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
3773 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
3774 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
3775 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
3776 Remove unnecessary masks.
3777 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
3778 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
3779 -mwindows, -mdll switches and their negations.
3781 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
3783 * gcc-common.c (lang_mark_false_label_stack): Remove.
3784 * ggc.h (lang_mark_false_label_stack): Similarly.
3786 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
3788 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
3790 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
3791 or __rtems_ is defined.
3793 2002-03-26 Richard Henderson <rth@redhat.com>
3795 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
3796 if a non-trivial load was emitted.
3797 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
3798 in high+extra+low case.
3800 2002-03-26 Richard Henderson <rth@redhat.com>
3802 * config.gcc (sparc*-solaris): Use float_format=sparc.
3804 2002-03-26 Richard Henderson <rth@redhat.com>
3806 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
3807 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
3808 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
3809 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
3810 (WINT_TYPE_SIZE): Fix at 32.
3812 2002-03-26 Richard Henderson <rth@redhat.com>
3814 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
3815 until after eh landing pad generation.
3816 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
3817 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
3819 2002-03-26 Richard Henderson <rth@redhat.com>
3821 * expr.h (ADD_PARM_SIZE): One more convert for INC.
3823 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
3825 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
3826 and warning switches.
3827 (cc1_options): Likewise.
3829 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
3831 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
3832 Restore more of the signal context. Set no_reg_stack_frame.
3833 * config/ia64/unwind-ia64.c (unw_state_record):
3834 Add no_reg_stack_frame, comments.
3835 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
3836 (uw_update_context): Adjust bsp when unwinding from leaf,
3837 but not signal frame.
3839 2002-03-26 David Edelsohn <edelsohn@gnu.org>
3841 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
3843 2002-03-26 Bob Wilson <bob.wilson@acm.org>
3845 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
3847 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
3850 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
3851 "Add a pool_range attribute", which was lost during the ARM/Thumb
3854 2002-03-26 Bob Wilson <bob.wilson@acm.org>
3856 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
3857 a register into the MAC16 accumulator.
3859 2002-03-26 Andrew Cagney <ac131313@redhat.com>
3861 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
3862 (Warning Options): Document -Wswitch-enum.
3863 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
3865 (warn_switch_enum): Define variables.
3866 * flags.h (warn_switch_enum): Declare variables.
3867 * stmt.c (expand_end_case_type): When warn_switch_enum /
3868 -Wswitch-enum, perform switch checks.
3871 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
3873 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
3874 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
3875 (reload_muladdsi_compare0_scratch): Delete.
3877 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
3879 * doc/install.texi (*-*-freebsd*): Update.
3881 2002-03-26 Richard Henderson <rth@redhat.com>
3883 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
3884 (SUB_PARM_SIZE): Cast DEC to ssizetype.
3886 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
3887 types from the normal argument frame.
3889 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
3890 variable sized objects by reference.
3891 (sparc_va_arg): Receive them by reference too.
3893 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
3895 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
3896 code to not restoring global registers.
3898 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
3900 * Makefile.in (ggc-common.o): Update.
3901 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
3902 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
3903 * c-tree.h (c_mark_tree): New.
3904 * ggc-common.c: Include langhooks.h.
3905 (gcc_mark_trees): Use new langhook.
3906 * ggc-callbacks.c: Delete file.
3907 * ggc.h (lang_mark_tree): Remove.
3908 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
3909 (LANG_HOOKS_INITIALIZER): Update.
3910 * langhooks.h (struct lang_hooks): New hook.
3912 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
3914 2002-03-25 Zack Weinberg <zack@codesourcery.com>
3916 * doc/cpp.texi: Exclude entire Top node from printed manual.
3917 Move option index after directive index. Insert page breaks
3918 before GFDL and concept index. Index environment variables
3919 with command line options.
3920 * doc/cppenv.texi: Use @vtable for environment variable list.
3921 Add paragraph explaining semantics of empty elements in path
3922 variables. Exclude a cross-reference to Fishkill from the
3923 manpage. Remove an unnecessary cross-reference of the entry
3924 right above the referer. Don't use @anchor in text that goes
3926 * doc/cppopts.texi: Cross-reference the environment variables
3927 section, not the specific environment variable, for consistency.
3929 2002-03-25 Richard Henderson <rth@redhat.com>
3931 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
3932 anywhere in the block. Don't refer to insns that have been
3933 removed from the chain. Iterate backward through the new insns.
3934 Don't refer to edges that have been removed.
3936 2002-03-26 Alan Modra <amodra@bigpond.net.au>
3938 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
3939 test for overflow of constant.
3941 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
3944 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
3945 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
3946 these patterns on arm_archv4.
3948 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
3950 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
3953 2002-03-25 Zack Weinberg <zack@codesourcery.com>
3955 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
3956 float_handled, float_handler, float_signal, set_float_handler,
3957 and do_float_handler. Set handler for SIGFPE to crash_signal.
3958 * toplev.h: Don't prototype do_float_handler.
3960 * c-lex.c: Fold parse_float into lex_number. Make warning
3961 about portability of hex float constants more informative, and
3962 don't issue it on top of a syntax error.
3963 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
3965 * real.h: Define REAL_VALUE_ABS here...
3966 * simplify-rtx.c: ... not here. Fold check_fold_consts,
3967 simplify_unary_real, simplify_binary_real, and
3968 simplify_binary_is2orm1 into their callers.
3969 * tree.c: Fold build_real_from_int_cst_1 into caller.
3971 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
3973 * tsystem.h: Include float.h here...
3974 * libgcc2.c: ... not here.
3976 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
3978 Fixes for: PR bootstrap/3591, target/5676
3979 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
3980 defined. Do not disable exceptions or rtti.
3981 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
3982 mcore.h. Disable exceptions and rtti, since they are not
3985 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
3987 * c-decl.c (maybe_build_cleanup): Remove.
3988 * expr.c (expand_expr): Use langhook.
3989 * langhooks-def.h (lhd_return_null_tree,
3990 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
3991 (LANGHOOKS_INITIALIZER): Update.
3992 * langhooks.c (lhd_return_null_tree): New.
3993 * langhooks.h (struct lang_hooks): New hook.
3994 * tree-inline.c (initialize_inlined_parameters): Use langhook.
3995 * tree.h (maybe_build_cleanup): Remove.
3997 2002-03-25 Jakub Jelinek <jakub@redhat.com>
3999 * regrename.c (build_def_use): Move recog_memoized
4000 before extract_insn.
4002 2002-03-25 Jakub Jelinek <jakub@redhat.com>
4005 * expr.c (emit_group_store): Handle storing into CONCAT.
4007 2002-03-25 Jakub Jelinek <jakub@redhat.com>
4009 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
4010 corresponding MATCH_DUP.
4012 2002-03-24 Richard Henderson <rth@redhat.com>
4014 * unroll.c (unroll_loop): Zero label_map.
4016 * gcse.c: Include except.h.
4017 * Makefile.in (gcse.o): Update.
4019 2002-03-24 Richard Henderson <rth@redhat.com>
4021 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
4022 Do resolve_unique_section before shared data clause.
4024 2002-03-24 Richard Henderson <rth@redhat.com>
4026 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
4028 2002-03-24 Richard Henderson <rth@redhat.com>
4030 * recog.c (peephole2_optimize): Split blocks when EH insns are
4031 generated in the middle of a block. Do global life update if
4034 2002-03-24 Richard Henderson <rth@redhat.com>
4036 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
4038 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
4041 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
4042 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
4043 (init_dependency_output): Don't make no_output decision here.
4045 2002-03-24 Andrew Cagney <ac131313@redhat.com>
4047 * stmt.c (check_for_full_enumeration_handling): Remove tests of
4048 warn_switch. Update description.
4049 (expand_end_case_type): Call check_for_full_enumeration_handling
4052 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4054 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
4055 (m68hc11_split_move): Call it to see if the source and destination
4056 operands use the same direction auto inc/dec mode, otherwise make the
4057 source an offsetable memory operand and generate an add.
4059 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4061 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
4062 register for operand 2.
4063 ("*subsi3_zero_extendqi"): Likewise.
4064 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
4065 bits so that it is compatible with a pop.
4066 ("*andhi3_gen"): Likewise.
4067 ("xorhi3"): Likewise.
4069 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
4071 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
4073 (cpp_post_options): ... not here.
4075 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
4076 Aldy Hernandez <aldyh@redhat.com>
4078 Removal of separate preprocessor cpp0.
4080 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
4081 cpp0, install-common): Update.
4082 * c-common.c (flag_preprocess_only): New.
4083 (c_common_init): Preprocess for -E.
4084 * c-common.h (flag_preprocess_only): New.
4085 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
4086 * c-objc-common.c (c_init_decl_processing): Exit quickly
4087 for NULL return from c_common_init.
4088 * cpplib.h (cpp_preprocess_file): New.
4089 * cppmain.c (main, general_init, pfile, progname): Remove.
4090 (do_preprocessing): Rename cpp_preprocess_file, don't call
4091 cpp_finish. Don't close stdout here.
4092 (setup_callbacks): Update prototype.
4093 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
4095 * tradcpp.c (main): Ignore -quiet.
4097 * lang-specs.h (default_compilers): Preprocess with cc1obj.
4099 2002-03-24 Richard Henderson <rth@redhat.com>
4101 PR optimization/5742
4102 * machmode.def: Add inner mode field to complex modes.
4103 * config/mips/mips.c (mips_function_value): Always define. Add
4104 new argument to handle libcalls.
4105 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
4106 (FUNCTION_VALUE): Likewise.
4107 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
4108 * config/mips/mips-protos.h: Update.
4110 2002-03-23 Richard Henderson <rth@redhat.com>
4112 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
4113 * config/sparc/sparc-protos.h: Update.
4114 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
4116 2002-03-23 Richard Henderson <rth@redhat.com>
4118 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
4119 _start or _init begins the text segment.
4121 2002-03-23 David Edelsohn <edelsohn@gnu.org>
4123 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
4124 not HOST_WIDEST_INT.
4125 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
4127 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
4130 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
4131 operand argument to output_return_instruction.
4132 * arm.c (arm_print_operand, case 'd'): If the operand is
4133 const_true_rtx then just return.
4134 (arm_print_operand, case 'D'): If the operand is const_true_rtx
4137 2002-03-23 Andrew Cagney <ac131313@redhat.com>
4139 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
4140 (Warning Options): Document -Wswitch-default.
4141 * toplev.c (W_options): Add -Wswitch-default. Update comment on
4143 (warn_switch_default): Define variable.
4144 (warn_switch): Update comment.
4145 * flags.h (warn_switch_default): Declare variable.
4146 (warn_switch): Update comment.
4147 * stmt.c (expand_end_case): Check for and, when
4148 warn_switch_no_default, warn of a missing default case.
4150 2002-03-23 Alan Modra <amodra@bigpond.net.au>
4152 * real.h (N): Special case 128 bit doubles.
4154 * combine.c (simplify_comparison): When widening modes, ignore
4155 sign extension on CONST_INTs.
4157 2002-03-22 Bob Wilson <bob.wilson@acm.org>
4159 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
4160 passed to adjust_address. Fix comment formatting.
4163 2002-03-22 Zack Weinberg <zack@codesourcery.com>
4165 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
4166 Always make REAL_VALUE_TYPE a struct containing an array of
4167 HOST_WIDE_INT, not a double. Tidy up the code deciding how
4168 big it is. Don't declare or use union real_extract.
4170 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
4171 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
4172 (print_operand), config/arm/arm.c (output_move_double),
4173 config/arm/arm.md (consttable_4, consttable_8),
4174 config/romp/romp.c (output_fpops), config/s390/s390.h
4175 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
4176 (xtensa_output_literal): Don't use union real_extract.
4178 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
4179 (sfmode_constant_to_ulong), config/ns32k/merlin.h
4180 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
4181 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
4182 (PRINT_OPERAND): Don't use local version of union
4185 * config/convex/convex.c (check_float_value), config/vax/vax.c
4186 (vax_float_literal), config/m88k/m88k.md (divdf3),
4187 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
4188 config/pdp11/pdp11.c (output_move_quad): Don't do host
4189 arithmetic on target floating point quantities.
4191 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
4192 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
4194 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
4195 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
4197 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
4198 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
4200 * print-rtl.c (print_rtx): Disable code which needs
4201 floating-point emulator.
4202 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
4203 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
4204 depending on HOST_FLOAT_FORMAT to be defined properly.
4206 * config/1750a/1750a.c (get_double, float_label): Delete.
4207 (print_operand): Delete huge commented-out chunk. Use
4208 REAL_VALUE_TO_DECIMAL.
4209 * config/1750a/1750a-protos.h: Delete prototypes of deleted
4211 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
4213 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
4214 Use REAL_VALUE_TO_DECIMAL as ELF version does.
4215 * config/m88k/m88k.c (real_power_of_2_operand,
4216 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
4217 real_extract out of the union; run the input through
4218 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
4219 from that into the union.
4220 * config/pdp11/pdp11.c (output_move_double): Rearrange
4221 parentheses to make automatic indenter happy.
4223 * doc/tm.texi (Cross-compilation): Rename node to "Floating
4224 Point" and rewrite to describe current situation. Also adjust
4225 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
4227 * doc/rtl.texi: Adjust cross reference.
4229 2002-03-22 Bob Wilson <bob.wilson@acm.org>
4231 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
4232 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
4233 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
4234 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
4235 prevent use of sp as a reload register.
4236 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
4237 non_acc_reg_operand.
4238 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
4239 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
4240 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
4241 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
4243 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
4245 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
4246 * cpplex.c (unterminated): Delete.
4247 (parse_string): No string literal may extend over multiple
4248 lines. Suppress the error when preprocessing assembly.
4249 * cppmain.c (scan_translation_unit): Strings are single-line.
4251 * doc/cpp.texi: Update to match.
4253 2002-03-22 Jakub Jelinek <jakub@redhat.com>
4255 PR optimization/5854
4256 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
4258 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
4259 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
4260 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
4261 const0 if scratch register was not allocated.
4262 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
4263 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
4265 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
4266 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
4267 with GEN_INT (...) everywhere. Remove constraints in define_split
4269 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
4270 require scratch register for setting 0 into regs/non-pushable memory.
4272 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
4274 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
4275 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
4277 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
4279 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
4280 * cppinit.c (cpp_create_reader): On by default.
4281 (cpp_handle_option): Handle -W[no-]endif-labels.
4282 (cpp_post_options): Also enable if -pedantic.
4283 * cpplib.c (do_else): Use it.
4284 (do_endif): Likewise.
4285 * doc/cppopts.texi: Document new option.
4286 * doc/invoke.texi: Document new option.
4288 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
4290 * config/i386/i386.c, config/i386/i386.md: Change all occurences
4291 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
4293 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
4295 * flow.c (calculate_global_regs_live): Clear aux fields of
4298 2002-03-22 Jakub Jelinek <jakub@redhat.com>
4300 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
4301 REG or MEM subregs, pass rtx * instead of rtx to it.
4302 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
4303 rtx * instead of rtx to alter_subreg.
4304 * config/m32r/m32r.c (gen_split_move_double): Likewise.
4305 * config/pj/pj.c (pj_output_rval): Likewise.
4307 2002-03-22 Richard Henderson <rth@redhat.com>
4310 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
4311 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
4312 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
4313 (ia64_expand_prologue): Look at int_regs, not words, for number
4314 of incomming int regs.
4316 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
4318 * expr.c (expand_expr): A RESULT_DECL is part of a call.
4320 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
4322 * toplev.c (flag_loop_optimize, flag_crossjumping):
4323 New static variables.
4324 (rest_of_compilation): Conditionalize crossjumping and
4326 (parse_options_and_default_flags): Default loop_optimize and
4328 (lang_independent_options): Add -fcrossjumping and -floop-optimize
4329 * invoke.texi (crossjumping, loop-optimize): Document.
4331 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
4333 * real.c (eiisneg): Move outside #ifdef NANS.
4335 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
4337 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
4338 frequencies match; avoid match on different loop depths.
4339 (try_crossjump_to_bb): Kill tests that no longer brings time
4341 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
4343 (split_edge): Likewise.
4345 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
4348 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
4349 * cfgrtl.c: Include insn-config.h
4350 (split_block) Dirtify block in presence of conditional execution
4352 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
4354 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
4355 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
4356 (function_arg): Constify CUMULATIVE_ARGS.
4357 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
4358 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
4359 (UNITS_PER_DOUBLE): New macro.
4360 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
4361 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
4362 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
4363 fp_regs and stack_words.
4364 (EABI_FLOAT_VARARGS_P): New macro.
4365 * config/mips/mips.c (struct mips_arg_info): New.
4366 (mips_arg_info): New function.
4367 (function_arg_advance): Use it. Add adjustment instructions here
4368 rather than in function_arg.
4369 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
4370 for VOIDmode at the beginning of the function.
4371 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
4372 (function_arg_pass_by_reference): Likewise.
4373 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
4374 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
4375 (mips_va_start): Likewise. Use the new stack_words field of
4376 CUMULATIVE_ARGS to set up overflow area. Reformat.
4377 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
4378 doubles and other types, aligning the overflow pointer for non-doubles
4379 too. Remove some code duplication. Replace hard-coded constants.
4381 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
4383 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
4384 (CLASS_UNITS): Undefine.
4385 (CLASS_MAX_NREGS): Use FP_INC.
4386 * config/mips/mips.c (compute_frame_size): Likewise.
4387 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
4389 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
4391 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
4392 prototype, and handle lexing numbers and identifiers.
4393 (parse_identifier): Update to new form of parse_slow.
4394 (parse_number): Fast path only, use parse_slow otherwise.
4395 (_cpp_lex_direct): Update calls to parse_number.
4397 2002-03-21 DJ Delorie <dj@redhat.com>
4399 * bb-reorder.c (make_reorder_chain_1): Protect against
4400 when redundant edges are omitted.
4401 * predict.c (dump_prediction): Likewise.
4403 2002-03-21 Richard Henderson <rth@redhat.com>
4406 * fixinc/inclhack.def (solaris_stdio_tag): New.
4407 * fixinc/fixincl.x: Regenerate.
4409 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
4412 * c-typeck.c (process_init_element): Flag non-static
4413 initialization of a flexible array member as illegal.
4415 2002-03-22 Alan Modra <amodra@bigpond.net.au>
4417 * config/rs6000/t-linux64: New.
4418 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
4419 t-ppccomm. Use t-rs6000 and t-linux64.
4420 (powerpc64-*-gnu* <tmake_file>): Likewise.
4421 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
4422 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
4423 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
4425 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
4427 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
4428 flag_really_no_inline instead of optimize == 0.
4430 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
4432 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
4434 * flags.h (flag_really_no_inline): New.
4436 * c-common.c (c_common_post_options): Initialize
4437 flag_really_no_inline.
4439 * toplev.c (flag_really_no_inline): New.
4441 2002-03-21 Jakub Jelinek <jakub@redhat.com>
4443 * config/avr/avr.md (length): Fix length computation for
4444 conditional branches.
4446 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
4448 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
4449 sdbout.o, profile.o): Update.
4450 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
4452 * c-common.h (gettags): Move here from tree.h.
4453 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
4454 insert_block, getdecls, kept_level_p, global_bindings_p): New.
4455 * dbxout.c (dbxout_init): Use getdecls langhook.
4456 * expr.c (expand_expr): Use insert_block langhook.
4457 * fold-const.c: Include langhooks.h.
4458 (fold_range_test, fold_binary_op_with_conditional_arg,
4459 fold): Use global_bindings_p langhook.
4460 * integrate.c (expand_inline_function): Use insert_block langhook.
4461 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
4462 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
4463 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
4464 LANG_HOOKS_GETDECLS): New.
4465 (LANG_HOOKS_INITIALIZER): Update.
4466 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
4468 * langhooks.h (struct lang_hooks_for_decls): New.
4469 (struct lang_hooks): Update.
4470 * profile.c: Include langhooks.h.
4471 (output_func_start_profiler): Use new langhooks.
4472 * sdbout.c: Include langhooks.h.
4473 (sdbout_init, sdbout_finish): Use getdecls langhook.
4474 * stmt.c: Include langhooks.h.
4475 (expand_fixup, fixup_gotos): Use new langhooks.
4476 * stor-layout.c: Include langhooks.h.
4477 (variable_size): Use global_bindings_p langhook.
4478 * toplev.c (compile_file): Use getdecls langhook.
4479 * tree-inline.c (remap_block): Use insert_block langhook.
4480 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
4481 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
4483 2002-03-21 Richard Henderson <rth@redhat.com>
4485 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
4486 constants in .data when -fpic.
4488 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4490 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
4493 2002-03-21 Tom Tromey <tromey@redhat.com>
4495 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
4497 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4499 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
4501 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
4503 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
4504 Richard Henderson <rth@redhat.com>
4507 * c-common.c (c_expand_expr): Preserve result of a statement
4508 expression if needed.
4510 2002-03-21 Jakub Jelinek <jakub@redhat.com>
4513 * genrecog.c (maybe_both_true_mode): Remove.
4514 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
4515 * machmode.def (Pmode): Likewise.
4517 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
4519 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
4520 (nonlocal_mentioned_p_1): New function.
4521 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
4522 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
4523 (mark_constant_function): Recognize pure functions.
4524 * rtl.h (global_reg_mentioned_p): New prototype.
4525 * rtlanal.c (global_reg_mentioned_p,
4526 global_reg_mentioned_p_1): New function.
4528 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4530 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
4532 * fixinc/fixincl.x: Regenerate.
4534 2002-03-20 Jason Merrill <jason@redhat.com>
4536 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
4538 2002-03-20 Michael Meissner <meissner@redhat.com>
4540 * doc/invoke.texi (Optimize Options): Document that -O2 sets
4543 2002-03-20 Bob Wilson <bob.wilson@acm.org>
4545 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
4546 ".literal_position" directive before the constant pool.
4548 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4550 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
4551 Add Craig Rodrigues.
4552 Add Brad Lucier to testers.
4554 2002-03-20 Jakub Jelinek <jakub@redhat.com>
4557 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
4559 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
4560 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
4561 instead of insn_extract.
4563 2002-03-20 Jakub Jelinek <jakub@redhat.com>
4566 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
4568 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
4569 stmt if some case has been output.
4571 2002-03-20 Jakub Jelinek <jakub@redhat.com>
4574 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
4575 movsfcc_1, movdfcc_1): Add %O2.
4576 * config/i386/i386.c (print_operand): Handle %ON.
4577 Print . before float condition codes in Sun as cmov syntax.
4578 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
4579 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
4582 2002-03-20 Philip Blundell <pb@nexus.co.uk>
4584 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
4585 return instruction if PC was popped.
4587 2002-03-20 Bob Wilson <bob.wilson@acm.org>
4589 * config/xtensa/xtensa.md: Remove unused type attributes.
4590 (adddi_carry, subddi_carry): Change type attribute to "multi".
4592 2002-03-19 Dale Johannesen <dalej@apple.com>
4594 PR optimization/5999, middle-end/5731
4595 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
4596 multiplications by reciprocals.
4598 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
4600 * Makefile.in: Update.
4601 * c-common.c: Include langhooks.h.
4602 (inline_forbidden_p): Use new hook.
4603 * diagnostic.c: Include langhooks.h.
4604 (format_with_decl, announce_function,
4605 default_print_error_function): Use new hook.
4606 * dwarf2out.c (dwarf2_name): Use new hook.
4607 * function.c: Include langhooks.h.
4608 (init_function_start): Use new hook.
4609 * langhooks-def.h (lhd_decl_printable_name): New.
4610 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
4611 (LANGHOOKS_INITIALIZER): Update.
4612 * langhooks.c (lhd_decl_printable_name): New.
4613 * langhooks.h (struct lang_hooks): New hook.
4614 * toplev.c (decl_name, decl_printable_name): Remove.
4615 (open_dump_file): Use new hook.
4616 (process_options): Remove old hook.
4617 * tree.h (decl_printable_name): Remove.
4619 * objc-act.c (objc_init): Remove old hook.
4620 (objc_printable_name): Export.
4621 * objc-act.h (objc_printable_name): New.
4622 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
4624 2002-03-19 Jim Blandy <jimb@redhat.com>
4626 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
4627 the start_source_file debug hook, not the current line number.
4629 2002-03-19 Richard Henderson <rth@redhat.com>
4631 * flow.c (EH_USES): Provide default.
4632 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
4633 * doc/tm.texi (EH_USES): New.
4635 * config/ia64/ia64.c (ia64_eh_uses): New.
4636 * config/ia64/ia64-protos.h: Update.
4637 * config/ia64/ia64.h (EH_USES): New.
4639 2002-03-19 Richard Henderson <rth@redhat.com>
4641 * varasm.c (output_constant_def): Fix stupid typo.
4643 2002-03-19 Richard Henderson <rth@redhat.com>
4646 * except.c (current_function_has_exception_handlers): New.
4647 * except.h: Declare it.
4648 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
4649 Combine tests that disable all sibcalls for the function.
4651 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
4653 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
4656 2002-03-19 Richard Henderson <rth@redhat.com>
4659 * config/ia64/ia64.c: Revert 2002-03-01 patch.
4660 * config/ia64/ia64.h (INIT_EXPANDERS): New.
4662 2002-03-19 Jim Blandy <jimb@redhat.com>
4664 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
4665 name, even if the replacement list contains no tokens, as required
4668 2002-03-19 Jason Merrill <jason@redhat.com>
4670 * varasm.c (globalize_decl): Get the name from the RTL, not
4671 DECL_ASSEMBLER_NAME.
4673 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
4675 2002-03-19 Bob Wilson <bob.wilson@acm.org>
4677 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
4678 subdi_carry): Define.
4680 2002-03-19 David Edelsohn <edelsohn@gnu.org>
4682 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
4683 about -fpic/-fPIC if extra_warnings set.
4685 2002-03-19 David Edelsohn <edelsohn@gnu.org>
4687 * expr.c (expand_expr): Sign-extend CONST_INT generated from
4688 TREE_STRING_POINTER.
4689 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
4691 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4693 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
4694 in favor of SP if FRAME_POINTER_REQUIRED is false.
4696 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
4698 * emit-rtl.c (gen_int_mode): New function.
4699 * rtl.h: Prototype for it.
4700 * combine.c (make_extraction, simplify_comparison), expmed.c
4701 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
4702 (convert_modes, store_field), optabs.c (expand_fix),
4703 simplify-rtx.c (neg_const_int, simplify_unary_real),
4705 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
4706 Use it instead of GEN_INT (trunc_int_for_mode (...)).
4708 2002-03-19 Jakub Jelinek <jakub@redhat.com>
4711 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
4712 convert_parm_for_inlining.
4713 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
4715 * langhooks-def.h: Likewise.
4716 * objc/objc-lang.c: Likewise.
4717 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
4719 * tree-inline.c (initialize_inlined_parameters):
4720 Call convert_parm_for_inlining lang hook if needed.
4721 * c-typeck.c (c_convert_parm_for_inlining): New function.
4722 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
4724 2002-03-18 Mark Mitchell <mark@codesourcery.com>
4726 * calls.c (precompute_arguments): Do not assume that temporaries
4727 can be destroyed after expanding the argument.
4728 (expand_call): Likewise.
4730 2002-03-15 Eric Christopher <echristo@redhat.com>
4732 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
4733 Fix register preference on last change.
4734 * config/mips/mips.c (mips_return_in_memory): New function.
4735 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
4736 * config/mips/mips-protos.h: Declare.
4737 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
4738 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
4740 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
4742 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
4744 (anddi3, iorsi3): Likewise.
4746 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
4747 use %gprel for symbols that are going to be placed in linkonce
4750 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
4751 RETURN_ADDRESS_POINTER_REGNUM to $ra.
4752 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
4753 not needed. Disregard leaf_function_p().
4754 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
4755 mips16 frame pointer.
4756 * config/mips/mips.md (store ra): Only to small SP offsets.
4757 2001-08-22 Graham Stott <grahams@redhat.com>
4758 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
4759 return a REG rtx for the return address register.
4761 2002-03-18 Bob Wilson <bob.wilson@acm.org>
4763 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
4764 constant-pool addresses as "mode-dependent".
4765 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
4767 2002-03-18 Jakub Jelinek <jakub@redhat.com>
4770 * expr.c (emit_group_load): Use extract_bit_field if
4771 needed for CONCAT arguments.
4773 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
4776 * arm.md (tablejump): Make this a define_expand. For PIC add the
4777 offset to the base of the table.
4778 (thumb_tablejump): Matcher for Thumb tablejump insn.
4779 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
4780 as the difference of two labels.
4781 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
4782 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
4784 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
4785 * arm.c (get_jump_table_size): If the table is not in the text
4786 section, return zero.
4788 2002-03-18 Bernd Schmidt <bernds@redhat.com>
4790 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
4792 (arm_reload_out_hi): Use gen_lowpart instead of
4793 gen_rtx_SUBREG to access QImode components.
4794 * config/arm/arm.md: Disable zero_extend split for QImode
4795 subregs in BIG_ENDIAN mode.
4796 (storehi_bigend): Match use of least significant byte.
4797 (storeinthi): Remove extraneous SUBREG.
4798 Add missing construction of operands[2].
4799 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
4800 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
4801 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
4803 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
4805 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
4808 2002-03-17 Richard Henderson <rth@redhat.com>
4810 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
4813 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
4815 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
4816 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
4818 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4820 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
4822 * predict.c (estimate_bb_frequencies): Delete unused variables.
4824 2002-03-17 Richard Henderson <rth@redhat.com>
4826 * config/ia64/ia64.c (ia64_attribute_table): Move before
4827 targetm definition. Make static.
4829 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
4831 * c-common.h (yyparse, c_common_parse_file): New.
4832 * c-lang.c: Include c-common.h.
4833 (LANG_HOOKS_PARSE_FILE): Redefine.
4834 * c-lex.c: Include c-common.h.
4835 (yyparse): Rename c_common_parse_file. Call yyparse.
4836 * c-parse.in (yyparse): Remove macro.
4837 * c-tree.h (yyparse_1): Remove.
4838 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
4839 (LANG_HOOKS_INITIALIZER): Update.
4840 * langhooks.h (struct lang_hoooks): New hook parse_file.
4841 * toplev.c (compile_file): Use parse_file hook.
4842 * tree.h (yyparse): Remove.
4843 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
4845 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
4847 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
4848 float_truncate, not fix.
4849 ("*truncdfsf2_real"): Ditto.
4850 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
4852 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
4854 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
4856 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
4857 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
4858 where appropriate. Make the second reference to
4859 leaf_function_p a function call, as intended. Reindented.
4861 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
4862 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
4864 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
4865 add register to non-constant into sp.
4867 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
4868 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
4869 (mips16_gp_pseudo_rtx): Lose.
4870 (INIT_EXPANDERS): Deleted.
4871 * config/mips/mips.c (mips_init_machine_status): New.
4872 (mips_free_machine_status): New.
4873 (mips_mark_machine_status): New.
4874 (override_options): Set them.
4875 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
4876 (struct machine_function): ... new. Replaced all references.
4877 (mips_add_gc_roots): Don't mark them.
4878 (embedded_pic_fnaddr_reg): New, extracted from...
4879 (embedded_pic_offset): ... here.
4880 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
4883 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
4885 * cppinit.c: Revert -MD removal.
4887 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4889 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
4890 soft registers by default for 68HC12.
4891 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
4892 when compiling with -fomit-frame-pointer.
4893 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
4894 (expand_epilogue): Likewise.
4895 (m68hc11_gen_rotate): Use exg when rotating by 8.
4897 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4899 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
4900 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
4901 (splits): Remove unused add splits.
4902 ("*addhi3_68hc12"): Tune constraints.
4903 ("addhi_sp"): Try to use X instead of Y in all cases and if the
4904 constant fits in 8-bits and D is dead use abx/aby instructions.
4905 ("*addhi3"): Remove extern declaration of ix_reg.
4906 ("*subsi3"): Optimize and provide new split.
4907 ("subhi3"): Cleanup.
4908 ("*subhi3_sp"): Avoid saving X if we know it is dead.
4909 (arith splits): For 68hc12 save the address register on the stack
4910 and do the arithmetic operation with a pop.
4912 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4914 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
4915 allocating QImode in address registers.
4916 ("*movqi_m68hc11"): Likewise.
4918 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
4920 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
4922 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
4924 * cppinit.c (print_help): Display -MD and -MMD.
4925 Don't display usage string. Update assertion syntax and
4927 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
4928 (cpp_handle_option): Update.
4930 2002-03-15 Chris Demetriou <cgd@broadcom.com>
4932 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
4933 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
4934 and define it so that regardless of target CPU size,
4935 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
4936 of "int" rather than "long."
4938 2002-03-15 Richard Henderson <rth@redhat.com>
4940 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
4943 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4945 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
4946 ("tstqi" split): Avoid using memory for tstqi on address register.
4947 (splits): Remove constraints.
4948 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
4949 ("cmpdf", "cmpsf"): Remove since not used.
4950 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
4951 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
4953 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4955 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
4956 ("neghi2"): Tighten constraints.
4957 ("one_cmplsi2"): Optimize and simplify split.
4958 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
4960 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4962 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
4963 and split of AND operation to clear the upper bits.
4964 ("*logicalsi3_zextqi"): Likewise.
4965 ("*logicallhi3_zexthi_ashift8"): Likewise.
4966 ("*logicalsi3_silshr16"): Likewise.
4967 ("logicalsi3_silshl16"): Likewise.
4968 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
4970 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4972 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
4973 (m68hc11_indirect_p): New function.
4974 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
4975 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
4977 (asm_print_register): Likewise.
4978 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
4979 (m68hc11_indirect_p): Declare.
4980 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
4981 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
4982 (TARGET_SWITCHES): New option -mrelax.
4983 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
4985 ("iorsi3", "xorsi3"): Likewise.
4986 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
4987 ("*andhi3_mem"): New to handle destination in memory with bclr
4988 and a scratch register.
4989 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
4990 ("*andhi3_const"): New when operand2 is constant.
4991 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
4992 ("*andhi3_gen"): Cleanup of the old "andhi3".
4993 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
4994 ("xorqi3"): Update constraints.
4996 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4998 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
4999 for reg_equiv_memory_loc when the operand is a register that does
5000 not get a hard register (stack location).
5001 (tst_operand): After reload, accept all memory operand.
5002 (symbolic_memory_operand): Fix detection of symbolic references.
5003 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
5004 accept symbols and any constant.
5006 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5008 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
5009 note on the insn that sets the soft frame register.
5010 (must_parenthesize): ix and iy are also reserved names.
5011 (print_operand_address): One more place where parenthesis are required
5012 to avoid confusion with register names.
5013 (m68hc11_gen_movhi): Allow push of stack pointer.
5014 (m68hc11_check_z_replacement): Fix handling of parallel with a
5016 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
5017 the replacement register is.
5018 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
5019 and D8_REGS classes.
5020 (MODES_TIEABLE_P): All modes are tieable except QImode.
5022 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5024 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
5025 (___subdi3): Likewise.
5026 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
5027 (__map_data_section): Optimize 68hc11 case.
5029 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5031 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
5032 than a shift to avoid adding a register with itself.
5033 (m68hc11_memory_move_cost): Take into account NO_REGS.
5034 (m68hc11_register_move_cost): Update and use memory move cost
5036 (m68hc11_address_cost): Make cost of valid offset not 0 so that
5037 it gives more opportunities to cse to optimize.
5038 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
5039 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
5041 2002-03-15 Mark Mitchell <mark@codesourcery.com>
5043 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
5044 * c-common.def (CLEANUP_STMT): New tree node.
5045 * c-common.h (CLEANUP_DECL): New macro.
5046 (CLEANUP_EXPR): Likewise.
5047 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
5048 * expr.c (expand_expr): Tidy.
5049 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
5050 * tree-inline.c (initialize_inlined_parameters): Clean up
5051 new local variables.
5053 2002-03-15 Jakub Jelinek <jakub@redhat.com>
5056 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
5057 before movrXX only, use reg_overlap_mentioned_p.
5058 Only special case NE if just one insn can be generated.
5060 2002-03-15 Jason Merrill <jason@redhat.com>
5062 * varasm.c (assemble_variable): Call resolve_unique_section before
5063 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
5066 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
5069 * arm.md (split pattern for thumb shiftable immediates): Add comment
5070 explaining non-obvious test.
5072 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
5075 * arm.md (movaddr, movaddr_insn): Delete.
5077 2002-03-15 Jason Merrill <jason@redhat.com>
5079 * toplev.c (wrapup_global_declarations): Clarify variable handling.
5080 -fkeep-static-consts doesn't apply to comdats.
5082 2002-03-14 Richard Henderson <rth@redhat.com>
5084 * c-decl.c: Include c-pragma.h.
5085 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
5086 (finish_function): Tidy.
5087 * c-pragma.c: Include c-common.h.
5088 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
5089 (handle_pragma_weak): Use them.
5090 (init_pragma): Register pending_weaks.
5091 * c-pragma.h (maybe_apply_pragma_weak): Declare.
5092 * print-tree.c (print_node): Print DECL_WEAK.
5093 * varasm.c (mark_weak_decls): Remove.
5094 (remove_from_pending_weak_list): Remove.
5096 (asm_emit_uninitialised): Call globalize_decl for weak commons.
5097 (weak_decls): Make a tree_list.
5098 (declare_weak): Cons weak_decls directly.
5099 (globalize_decl): Remove weak_decls elements directly.
5100 (weak_finish): Simplify weak_decls walk. Don't weaken unused
5101 symbols. Don't pretend to handle aliases.
5102 (init_varasm_once): Update weak_decls registry.
5103 * Makefile.in: Update dependencies.
5105 2002-03-14 Richard Henderson <rth@redhat.com>
5108 * config/ia64/ia64.c: Include tm_p.h last.
5109 (gen_nop_type): Remove duplicate definition.
5110 (cycle_end_fill_slots): Set sched_data for second L slot.
5111 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
5112 (nop_cycles_until): Fix typos.
5114 2002-03-15 Jakub Jelinek <jakub@redhat.com>
5116 PR optimization/5891
5117 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
5119 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
5121 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
5122 descriptors correctly.
5124 2002-03-14 Michael Meissner <meissner@redhat.com>
5126 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
5127 100, allowing MAX_UNROLLED_INSNS to be overridden.
5129 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
5132 * unroll.c (params.h): Include.
5133 (MAX_UNROLLED_INSNS): Delete, now in params.h.
5135 * doc/invoke.texi (--param max-unroll-insns): Document.
5137 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
5139 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
5141 * arm.md: Fix warnings about constraints in peepholes and splits.
5143 2002-03-14 Zack Weinberg <zack@codesourcery.com>
5145 * cpphash.h (struct lexer_state): Remove line_extension member.
5146 * cpplib.c (dequote_string, do_linemarker): New functions.
5147 (linemarker_dir): New data object.
5148 (DIRECTIVE_TABLE): No longer need to interpret #line in
5149 preprocessed source. Delete obsolete comment about return
5151 (end_directive, directive_diagnostics, _cpp_handle_directive):
5152 Don't muck with line_extension.
5153 (directive_diagnostics): No need to issue warnings for
5155 (_cpp_handle_directive): Issue warnings for linemarkers here,
5156 when appropriate. Dispatch linemarkers to do_linemarker, not
5158 (do_line): Code to handle linemarkers split out to do_linemarker.
5159 Convert escape sequences in filename argument, both places.
5161 * cppmacro.c (quote_string): Rename cpp_quote_string and
5162 export. All callers changed.
5163 * cpplib.h (cpp_quote_string): Prototype.
5164 * cppmain.c (print_line): Call cpp_quote_string on to_file
5167 * doc/cpp.texi: Document that escapes are now interpreted in
5168 #line and in linemarkers, and that non-printing characters are
5169 converted to octal escapes when linemarkers are generated.
5171 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
5173 * emit-rtl.c (try_split): Use delete_insns.
5174 * recog.c (split_all_insns): Fix terminating condition.
5176 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
5177 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
5180 * arm.c (arm_output_epilogue): Fix floating-point register save
5181 adjustment when using a frame pointer.
5183 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
5185 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
5186 * config/mips/mips.c (compute_frame_size): Retrofit them here.
5187 (save_restore_insns, mips_expand_epilogue): And here.
5188 (build_mips16_call_stub): And here.
5189 (mips_function_value): Use the new macros to decide whether a single
5190 or complex float can be returned in floating-point registers. Return
5191 a parallel rtx in the complex case.
5193 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
5195 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
5196 call after liveness analysis.
5198 * recog.c (split_insn): Use delete_insn_and_edges.
5200 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
5201 instructions to have branch prediction notes.
5202 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
5204 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
5206 * configure.in: Don't pass -Wno-long-long to a ADA compiler
5207 that doesn't support it.
5208 * configure: Regenerate.
5210 2002-03-13 Jakub Jelinek <jakub@redhat.com>
5213 * config/sparc/sparc.md (normal_branch, inverted_branch,
5214 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
5215 inverted_fp_branch): Adjust calls to output_cbranch.
5216 Set length attribute.
5217 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
5218 output_v9branch. Set length attribute.
5219 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
5221 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
5222 (output_cbranch): Likewise. Handle far branches.
5223 (output_v9branch): Handle far branches.
5224 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
5226 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
5227 noov_compare64_op predicates.
5229 2002-03-13 Jason Merrill <jason@redhat.com>
5231 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
5232 into the function and constify it.
5233 * gthr-dce.h, gthr-solaris.h: Likewise.
5235 2002-03-13 David Edelsohn <edelsohn@gnu.org>
5237 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
5238 * config/rs6000/rs6000.c (rs6000_va_arg): Use
5239 std_expand_builtin_va_arg if not ABI_V4.
5241 2002-03-13 Jason Merrill <jason@redhat.com>
5243 * varasm.c (globalize_decl): New fn.
5244 (assemble_start_function): Use it.
5245 (asm_emit_uninitialized): Use it.
5246 (assemble_alias): Use it.
5247 (assemble_variable): Use it.
5249 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
5251 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
5252 2002-03-12 internal visibility change.
5253 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
5254 visibility into SYMBOL_REF_FLAG.
5256 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
5258 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
5259 VOIDmode operand. Add compile-time optimization for constant results.
5261 2002-03-12 Jason Merrill <jason@redhat.com>
5263 * c-typeck.c (convert_for_assignment): Don't allow conversions
5264 between pointers and references. Only allow lvalues to convert to
5267 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
5269 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
5270 before prologue, to avoid scheduling problems.
5272 2002-03-13 Jakub Jelinek <jakub@redhat.com>
5274 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
5275 (ELIMINABLE_REGS): Add sfp->sp.
5276 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
5278 2002-03-13 Jakub Jelinek <jakub@redhat.com>
5280 PR optimization/5892
5281 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
5283 2002-03-13 Jakub Jelinek <jakub@redhat.com>
5285 * loop.c (basic_induction_var): Don't call convert_modes if mode
5286 classes are different.
5288 2002-03-12 Richard Henderson <rth@redhat.com>
5290 PR optimization/5901
5291 * function.c (reposition_prologue_and_epilogue_notes): Position
5292 the markers after/before the last/first insn not deleted.
5294 2002-03-12 Richard Henderson <rth@redhat.com>
5296 PR optimization/5878
5297 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
5298 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
5299 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
5301 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
5302 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
5303 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
5305 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
5306 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
5307 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
5308 also. Don't set it if not flag_pic.
5309 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
5310 to be INVALID_REGNUM when not used.
5312 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
5314 * expmed.c (store_bit_field): Reset alias set for memory.
5315 (extract_bit_field): Same.
5317 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5319 * c-common.c (c_tree_code_type, c_tree_code_length,
5320 c_tree_code_name, add_c_tree_codes): Delete.
5321 * c-common.h (add_c_tree_codes): Delete.
5322 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
5324 * c-objc-common.c (c_objc_common_init): Don't call
5325 add_c_tree_codes, instead set lang_unsafe_for_reeval.
5326 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
5327 objc_tree_code_name, add_objc_tree_codes): Delete.
5328 (objc_init): Don't call add_objc_tree_codes.
5329 * objc/objc-lang.c (tree_code_type, tree_code_length,
5330 tree_code_name): Define.
5331 * toplev.c (lang_independent_init): Don't set
5332 tree_code_length[IDENTIFIER_NODE].
5333 * tree.c (tree_code_type, tree_code_length, tree_code_name):
5334 Delete definitions, moved to language front-ends.
5335 * tree.def (IDENTIFIER_NODE): Hardwire the length.
5336 * tree.h (tree_code_type, tree_code_length, tree_code_name):
5338 (tree_code_length): Change type to unsigned char.
5340 2002-03-12 Richard Henderson <rth@redhat.com>
5342 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
5343 internal visibility change.
5345 2002-03-12 Bob Wilson <bob.wilson@acm.org>
5347 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
5348 validize_mem() instead of change_address to avoid clobbering
5351 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
5353 * c-lex.h (position_after_whitespace): Remove.
5355 2002-03-12 Jakub Jelinek <jakub@redhat.com>
5357 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
5358 (lex_string): Use unsigned char pointers.
5360 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
5362 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
5363 is not a valid memory_operand.
5365 2002-03-12 Bob Wilson <bob.wilson@acm.org>
5367 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
5368 * config/xtensa/lib1funcs.asm: Fix copyright to include
5369 special case for libgcc files.
5370 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
5371 (__divsi3): Likewise.
5372 (__umodsi3): Likewise.
5373 (__modsi3): Likewise.
5374 * config/xtensa/lib2funcs.S: Fix copyright to include
5375 special case for libgcc files.
5377 2002-03-12 Tom Rix <trix@redhat.com>
5379 * collect2.c (resolve_lib_name): Move outside of
5380 OBJECT_FORMAT_COFF ifdef.
5381 (ignore_library): Same.
5383 2002-03-12 Bob Wilson <bob.wilson@acm.org>
5385 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
5387 2002-03-12 Bob Wilson <bob.wilson@acm.org>
5389 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
5390 to function_section before writing out the constant pool.
5392 2002-03-12 David Edelsohn <edelsohn@gnu.org>
5394 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
5396 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
5398 2002-03-12 Alan Modra <amodra@bigpond.net.au>
5400 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
5404 (cmpsi splitter): Likewise.
5405 (modsi3): Fail if <= 0.
5406 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
5407 redundant test when HOST_BITS_PER_WIDE_INT != 32.
5408 (reg_or_sub_cint64_operand): Likewise.
5409 (num_insns_constant_wide): Optimize sign extension.
5410 (rs6000_legitimize_address): Likewise.
5412 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
5414 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
5415 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
5417 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
5419 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
5420 address calculation.
5422 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
5424 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
5425 scratch register to DImode / TImode.
5426 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
5427 register used does not overlap the target.
5429 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5431 * Makefile.in (debug.o): Depend on debug.h.
5432 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
5433 * debug.c (do_nothing_debug_hooks): Likewise.
5434 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
5435 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
5436 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
5437 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
5438 * dwarfout.c (dwarf_debug_hooks): Likewise.
5439 * integrate.c (output_inline_function): Likewise.
5440 * objc/objc-act.c (synth_module_prologue): Likewise.
5441 * sdbout.c (sdb_debug_hooks): Likewise.
5442 * toplev.c (debug_hooks): Likewise.
5443 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5445 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5447 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
5448 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
5449 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
5450 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
5451 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
5452 * defaults.h (POINTER_SIZE): Define.
5453 * doc/tm.texi (POINTER_SIZE): Document default.
5455 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5457 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
5459 2002-03-11 Richard Henderson <rth@redhat.com>
5461 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
5462 if rebuild_label_notes_after_reload.
5464 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
5466 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
5467 emit pic register load if "internal" visibility.
5468 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
5469 (cris_expand_builtin_va_arg): Do all computations on trees.
5471 2002-03-11 Richard Henderson <rth@redhat.com>
5473 * rtlanal.c: Include recog.h.
5474 (keep_with_call_p): Fix thinko.
5475 * Makefile.in (rtlanal.o): Update dependencies.
5477 2002-03-11 Chris Meyer <cmeyer@gatan.com>
5479 * genflags.c (gen_insn): Use IS_VSPACE.
5480 * genoutput.c (output_insn_data): Likewise.
5481 (process_template): Likewise.
5483 2002-03-11 Richard Henderson <rth@redhat.com>
5485 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
5487 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
5489 * Makefile.in: Update.
5490 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
5491 Update documentation.
5492 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
5493 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
5495 2002-03-11 Zack Weinberg <zack@codesourcery.com>
5497 * Makefile.in: Give texi2pod its input file as a command line
5498 argument, not on stdin.
5500 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
5501 Daniel Berlin <dan@dberlin.org>
5503 C++ alias analysis improvement.
5504 * alias.c (record_component_aliases): Record aliases for base
5507 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
5509 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
5511 2002-03-11 Douglas B Rupp <rupp@gnat.com>
5513 * toplev.c (vms_fopen): Remove, not needed.
5515 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
5517 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
5519 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
5520 for FP, already done later.
5522 * toplev.c (debug_args): Add entry for VMS_DEBUG.
5523 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
5525 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
5527 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
5528 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
5529 LARGEST_EXPONENT_IS_NORMAL for the given mode.
5530 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
5531 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
5532 (ediv, emul, eldexp, esqrt): Likewise.
5533 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
5534 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
5535 (saturate): New function.
5536 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
5537 (make_nan): Use a saturation value instead of a NaN if
5538 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
5539 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
5540 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
5541 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
5542 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
5543 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
5544 !ROUND_TOWARDS_ZERO.
5545 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
5546 (ROUND_TOWARDS_ZERO): Document.
5548 2002-03-11 Andreas Jaeger <aj@suse.de>
5550 * cfg.c (dump_flow_info): Remove unused variable.
5552 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
5554 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
5555 computations on trees.
5557 2002-03-10 Richard Henderson <rth@redhat.com>
5560 * reload.c (copy_replacements_1): New.
5561 (copy_replacements): Use it to recurse through the rtx.
5563 2002-03-10 Richard Henderson <rth@redhat.com>
5565 * loop.c (strength_reduce): Compute number of iterations as
5566 unsigned HOST_WIDE_INT.
5568 2002-03-10 Richard Henderson <rth@redhat.com>
5570 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
5571 to move away from the end of the block.
5573 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
5575 PR preprocessor/5899
5576 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
5578 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5580 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
5582 * attribs.c (decl_attributes): Fix signed/unsigned warning.
5584 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
5586 * config/mmix/mmix.c: Improve comments.
5587 (mmix_target_asm_function_prologue): Drop variable
5588 empty_stack_frame. Don't allocate unused slot above fp.
5589 (mmix_target_asm_function_epilogue): Mirror prologue changes.
5590 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
5591 brace in first column.
5592 (enum reg_class): Ditto.
5593 (FIRST_PARM_OFFSET): Now 0.
5594 (USER_LABEL_PREFIX): Remove #if 0:d definition.
5596 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5598 * combine.c (make_extraction): Fix error in last change.
5600 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5602 * c4x.c (c4x_fp_reglist): Const-ify.
5603 * cris.c (cris_print_operand): Likewise.
5604 * i386.c (ix86_va_arg): Likewise.
5605 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
5606 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
5607 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
5608 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
5609 * mcore.h (regno_reg_class): Likewise.
5610 * mips.c (gen_int_relational): Likewise.
5611 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
5612 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
5613 * pdp11.c (move_costs): Likewise.
5614 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
5615 * s390.c (s390_branch_condition_mnemonic, regclass_map):
5617 * s390.h (regclass_map): Likewise.
5618 * sh.c (shift_amounts): Likewise.
5619 * sh.md (rotlsi3): Likewise.
5621 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
5623 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
5624 (ne0+5): Use new clobber to generate proper shift pattern.
5625 Patch by Michael Matz <matz@kde.org>.
5627 2002-03-09 Andreas Schwab <schwab@suse.de>
5629 * gcc.c (validate_all_switches): Also handle `%W{...}'.
5631 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
5633 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
5635 2002-03-09 Jakub Jelinek <jakub@redhat.com>
5638 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
5639 even for non-representable constants.
5641 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5643 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
5644 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
5645 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
5646 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
5647 (pop_function_context): Compute MAY_SHARE parameter for
5649 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
5650 (gen_mem_addressof): Call fixup_var_refs with new parm.
5652 * combine.c (make_extraction): Don't make extension of CONST_INT.
5654 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
5656 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
5657 in o32 and o64 ABIs.
5658 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
5659 but getting fixed-size structs passed in registers regardless of
5660 padding in o32 and o64 ABIs.
5662 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
5663 offset before loading address of argument passed by transparent
5666 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
5668 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
5670 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
5672 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
5673 marker such that registers after it are saved.
5675 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5677 * sparc.c (arith_4096_operand): Fix error in last change.
5679 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
5681 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
5684 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
5686 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
5689 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
5691 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
5693 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
5695 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
5696 removed; fix return value.
5697 * combine.c (combine_instructions): Dirtify blocks where we failed to
5698 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
5699 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
5701 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5703 * gcse.c (insert_insn_end_bb): Fix typo in last change.
5705 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
5707 * recog.c (peephole2_optimize): Re-distribute EH edges.
5709 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
5711 * expr.c (expand_expr): Use unsave lang hook.
5712 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
5713 (LANG_HOOKS_INITIALIZER): Update.
5714 * langhooks.h (struct lang_hooks): New hook unsave.
5715 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
5716 (unsave_expr_1): Remove unused lang_unsave_expr_now.
5717 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
5718 (unsave_expr_now): Remove.
5719 * tree.h (unsave_expr_now, lang_unsave,
5720 lang_unsave_expr_now): Remove.
5723 2002-03-08 Andreas Jaeger <aj@suse.de>
5725 * flow.c (propagate_block_delete_insn): Remove unused variable.
5727 2002-03-08 Kazu Hirata <kazu@hxi.com>
5729 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
5730 insn length for memory load/store.
5732 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
5734 * doc/install.texi (--with-libiconv-prefix): Document.
5736 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
5738 * doc/sourcebuild.texi: Fix typo.
5740 2002-03-08 Jakub Jelinek <jakub@redhat.com>
5743 * builtins.c (std_expand_builtin_va_arg): Do all computations on
5746 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5748 * rtl.c (copy_most_rtx): Move from here ...
5749 * emit-rtl.c (copy_most_rtx): ... to here.
5751 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
5753 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
5754 SUBTARGET_CPP_SIZE_SPEC.
5755 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
5757 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
5759 2002-03-07 Matt Hiller <hiller@redhat.com>
5761 * gensupport.c (first_dir_md_include): Renamed from include;
5762 change all references.
5763 (last_dir_md_include): Renamed from last_include; change all
5765 (init_md_reader): Unconditionally initialize base_dir whether or
5766 not filename is a relative path.
5768 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
5770 * config/fp-bit.c (_unord_f2): Compile it in even if
5771 US_SOFTWARE_GOFAST is enabled.
5773 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
5774 NULL_RTX. Set all HFmode operations as NULL_RTX.
5775 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
5776 NULL_RTX, try reversing the comparison and the operands.
5778 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
5780 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
5781 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
5784 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
5786 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
5788 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
5790 * basic-block.h (fixup_abnormal_edges): Declare.
5791 * reload1.c (fixup_abnormal_edges): New function.
5792 * reg-stack.c (convert_regs): Use it.
5794 * gcse.c (insert_insn_end_bb): Handle trapping insns.
5796 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
5798 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
5800 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
5801 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
5802 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
5803 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
5804 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
5805 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
5806 unless x and y could be infinite.
5807 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
5808 Check that the common type of both arguments is a real, even for
5809 targets without unordered comparisons. Allow an integer argument
5810 to be compared against a real.
5811 (expand_tree_builtin): Use expand_unordered_cmp.
5812 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
5813 * cse.c (fold_rtx): Likewise. Fix indentation.
5814 * fold-const.c (fold_real_zero_addition_p): New.
5815 (fold): Use it, and the new HONOR_... macros.
5816 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
5817 * jump.c (reversed_comparison_code_parts): After searching for
5818 the true comparison mode, use HONOR_NANS to decide whether it
5819 can be safely reversed.
5820 (reverse_condition_maybe_unordered): Remove IEEE check.
5821 * simplify-rtx.c (simplify_binary_operation): Use the new macros
5822 to decide which simplifications are valid. Allow the following
5823 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
5824 and (a - -b) to (a + b).
5825 (simplify_relational_operation): Use HONOR_NANS.
5826 * doc/tm.texi: Document the MODE_HAS_... macros.
5828 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
5830 * combine.c (simplify_comparison): If simplifying a logical shift
5831 right and compare with constant, force the comparison to unsigned.
5833 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
5835 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
5837 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
5839 (alt_reg_names): Remove % for vrsave.
5841 2002-03-06 Richard Henderson <rth@redhat.com>
5843 PR optimization/5844
5844 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
5845 if used indicates we've already emitted one copy of an operand.
5846 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
5847 (gen_split): Supply a non-null used.
5849 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
5851 * reload1.c (reload): Unshare all rtl after reload is done.
5853 * simplify-rtx.c (simplify_plus_minus): Do not abort,
5854 but simply fail if the expression is too complex to simplify.
5855 (simplify_gen_binary): Handle simplify_plus_minus failures.
5857 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
5859 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
5860 consistently call delete_trivially_dead_insns after CSE and GCSE;
5861 fix DFI_life dumping; do jump threading after liveness; do crossjumping
5862 after liveness2; update comment in last crossjumping.
5863 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
5865 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
5867 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
5868 after completing fast dead code elimination.
5870 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
5873 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
5875 * version.c: Fix misplaced leading blanks on first line.
5877 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
5879 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
5881 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
5883 * cfgcleanup.c (mentions_nonequal_regs): New function.
5884 (thread_jump): Use it.
5885 * toplev.c (rest_of_compilation): Run jump threading after
5888 2002-03-06 Jakub Jelinek <jakub@redhat.com>
5890 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
5893 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
5895 * predict.c (estimate_bb_frequencies): Do not reload the
5896 frequencies from notes.
5898 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
5900 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
5901 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
5903 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
5904 delete_noop_moves): Return indeger.
5905 * flow.c (ndead): New variable.
5906 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
5907 BB argument; update callers.
5908 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
5909 (life_analysis): Do not call purge_all_dead_edges.
5910 (update_life_info): Return number of deleted insns; print statistics.
5911 (update_life_info_in_dirty_blocks): likewise.
5912 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
5913 return number of insns deleted.
5915 * cse.c: Include timevar.h
5916 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
5917 iterate until stabilizes; print statistics; return number of killed
5919 * Makefile.in: (cse.o): Add timevar.h dependency
5920 * rtl.h (delete_trivially_dead_insns): New.
5921 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
5922 * toplev.c (rest_of_compilation): Update callers.
5924 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
5925 (try_optimize_cfg): Do not update liveness.
5926 (cleanup-cfg): Loop until try_optimize_cfg and dead code
5927 removal stabilizes; use delete_trivially_dead_insns.
5929 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
5931 2002-03-05 Zack Weinberg <zack@codesourcery.com>
5933 * cppmain.c (setup_callbacks): Disable #pragma and #ident
5934 callbacks when processing assembly language.
5936 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5938 * pa.h (ASM_FILE_END): Define.
5939 * som.h (ASM_FILE_END): Delete.
5941 * pa.c (function_arg): Don't pass floats in general registers in
5942 indirect calls if TARGET_ELF32.
5944 2002-03-05 Richard Henderson <rth@redhat.com>
5946 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
5948 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
5950 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
5952 2002-03-05 Jakub Jelinek <jakub@redhat.com>
5954 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
5955 -r command line. Don't hide any symbols if not building
5958 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
5960 * cfg.c (dump_flow_info): Warn about profile mismatches.
5961 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
5962 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
5964 2002-03-05 Jakub Jelinek <jakub@redhat.com>
5966 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
5967 wide volatile memory by parts.
5969 2002-03-05 Jakub Jelinek <jakub@redhat.com>
5971 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
5974 2002-03-05 Richard Henderson <rth@redhat.com>
5976 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
5978 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
5980 * toplev.c (documented_lang_options): Document more
5981 language-specific options.
5982 * doc/invoke.texi (Warning Options): Correct documentation for
5983 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
5984 * c-decl.c (c_decode_option): Use a table to handle warning options.
5986 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
5988 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
5989 parameter to mmix_encode_section_info.
5990 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
5991 relocatably. Always produce ELF, not mmo if linking relocatably.
5992 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
5993 first is non-zero, don't add symbol prefix.
5994 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
5995 prototype accordingly.
5997 2002-03-04 Krister Walfridsson <cato@df.lth.se>
5999 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
6001 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
6003 * configure.in: Increase required makeinfo version to 4.1.
6004 * configure: Regenerate.
6006 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
6008 * .cvsignore: Remove *.info* and genrtl*; these files are generated
6011 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
6013 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
6014 * doc/invoke.texi: Fix @math uses.
6016 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
6018 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
6021 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
6023 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
6024 (powerpc-*-eabisimaltivec*): Same.
6026 * config/rs6000/t-ppcendian: New.
6028 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6030 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
6031 nonimmediate_src_operand and nonimmediate_lsrc_operand to
6032 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
6034 2002-03-03 Richard Henderson <rth@redhat.com>
6036 * toplev.c (rest_of_decl_compilation): Revert last two changes.
6038 2002-03-03 Zack Weinberg <zack@codesourcery.com>
6040 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
6041 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
6042 tree.c, config/m68k/m68k.c:
6043 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
6044 REAL_ARITHMETIC blocks unconditional. Delete some further
6045 #ifdef blocks predicated on REAL_ARITHMETIC.
6046 * flags.h, toplev.c: Delete remaining references to
6049 * doc/invoke.texi: Remove documentation of -fpretend-float.
6050 * doc/tm.texi: Describe the various REAL_* macros as provided by
6051 real.h, not by the target configuration files.
6053 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
6054 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
6055 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
6056 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
6057 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
6058 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
6059 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
6060 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
6061 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
6062 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
6063 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
6064 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
6065 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
6066 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
6067 config/xtensa/xtensa.h:
6068 Do not define, undefine, or mention in comments any of
6069 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
6070 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
6071 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
6072 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
6073 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
6074 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
6075 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
6076 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
6077 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
6079 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6081 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
6082 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
6083 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
6084 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
6085 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
6086 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
6088 * defaults.h (BITS_PER_WORD): Define.
6089 * doc/tm.texi (BITS_PER_WORD): Document default value.
6091 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
6092 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
6093 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
6095 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6097 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
6098 lieu of explicit sizeof/sizeof.
6099 * i386.c (override_options, ix86_init_mmx_sse_builtins,
6100 ix86_expand_builtin): Likewise.
6101 * mips.c (mips_add_gc_roots): Likewise.
6102 * mmix.c (mmix_output_condition): Likewise.
6103 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
6104 altivec_init_builtins): Likewise.
6105 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
6106 * cppexp.c (Nsuff, parse_number): Likewise.
6107 * cppinit.c (builtin_array_end): Likewise.
6108 * gcc.c (n_default_compilers, process_command): Likewise.
6109 * genpreds.c (output_predicate_decls): Likewise.
6110 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
6111 * lcm.c (N_ENTITIES): Likewise.
6112 * stor-layout.c (set_sizetype): Likewise.
6114 2002-03-03 Richard Henderson <rth@redhat.com>
6116 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
6117 for types or labels.
6119 2002-03-03 Richard Henderson <rth@redhat.com>
6121 * c-decl.c (start_decl): Initialized variables are not common.
6123 2002-03-02 Per Bothner <per@bothner.com>
6125 * gcc.c (option_map): Suport new --bootclasspath option.
6126 --CLASSPATH is now just an alias for --classpath.
6128 2002-03-02 Richard Henderson <rth@redhat.com>
6130 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
6131 load if "internal" visibility.
6132 * doc/extend.texi: Document visibility meanings.
6134 2002-03-02 Richard Henderson <rth@redhat.com>
6136 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
6137 to functions as well.
6139 2002-03-02 Richard Henderson <rth@redhat.com>
6141 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
6142 (handle_visibility_attribute): Don't call assemble_visibility.
6143 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
6144 without asmspec. Invoke assemble_alias when needed.
6145 * varasm.c (maybe_assemble_visibility): New.
6146 (assemble_start_function, assemble_variable, assemble_alias): Use it.
6148 2002-03-02 Richard Henderson <rth@redhat.com>
6150 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
6151 invoke ENCODE_SECTION_INFO with first call flag.
6153 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
6154 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
6155 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
6156 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
6157 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
6158 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
6159 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
6160 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
6161 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
6162 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
6163 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
6164 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
6165 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
6166 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
6167 config/mcore/mcore-protos.h, config/mcore/mcore.c,
6168 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
6169 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
6170 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
6171 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
6172 config/sh/sh.h, config/sparc/sparc.h,
6173 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
6174 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
6175 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
6176 FIRST argument. As needed, examine it and do nothing.
6178 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
6179 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
6180 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
6182 * config/arm/t-pe (pe.o): Add dependencies.
6184 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6186 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
6187 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
6188 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
6189 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
6190 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
6191 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
6192 * defaults.h (BITS_PER_UNIT): Define.
6193 * doc/tm.texi (BITS_PER_UNIT): Document default value.
6195 2002-03-02 Kazu Hirata <kazu@hxi.com>
6197 * config/h8300/h8300-protos.h: Add a prototype for
6198 compute_a_shift_length.
6199 * config/h8300/h8300.c (h8300_asm_insn_count): New.
6200 (compute_a_shift_length): Likewise.
6201 (h8300_adjust_insn_length): Do not adjust insn length of shift
6203 * config/h8300/h8300.md (anonymous shift patterns): Use
6204 compute_a_shift_length.
6206 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6208 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
6211 * emit-rtl.c (offset_address): Call update_temp_slot_address.
6213 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6215 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
6216 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
6217 * flags.h (flag_zero_initialized_in_bss): Declare.
6218 * toplev.c (flag_zero_initialized_in_bss): New flag.
6219 (lang_independent_options): Add flag_zero_initialized_in_bss.
6220 * tree.c (initializer_zerop): New function.
6221 * tree.h (initializer_zerop): Declare.
6222 * varasm.c (assemble_variable): If we can emit bss, put zero
6223 initializers in the bss section.
6225 2002-03-02 Alan Modra <amodra@bigpond.net.au>
6227 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
6228 like more than one symbol per .weak directive.
6230 2002-03-01 Richard Henderson <rth@redhat.com>
6232 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
6233 adjust argument_pointer by pretend_args_size.
6234 (ia64_va_start): Adjust va_start address by -pretend_args_size.
6236 2002-03-01 Kazu Hirata <kazu@hxi.com>
6238 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
6240 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
6242 * toplev.c (rest_of_compilation): Delete dead jumptables before
6244 * flow.c (delete_dead_jumptables): Make global.
6245 * rtl.h (delete_dead_jumptables): Declare.
6247 2002-03-01 David Edelsohn <edelsohn@gnu.org>
6249 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
6250 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
6251 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
6253 2002-03-01 Kazu Hirata <kazu@hxi.com>
6255 * config/h8300/h8300-protos.h: Fix formatting.
6256 * config/h8300/h8300.c: Likewise.
6257 * config/h8300/h8300.h: Likewise.
6259 2002-03-01 Kazu Hirata <kazu@hxi.com>
6261 * config/h8300/h8300.c (print_operand): Support 16-bit
6263 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
6265 2002-02-28 Richard Henderson <rth@redhat.com>
6267 * expmed.c (store_bit_field): Prevent generation of CONCATs;
6268 pun complex values as integers; use gen_lowpart instead of
6270 (extract_bit_field): Likewise.
6272 2002-03-01 Alan Modra <amodra@bigpond.net.au>
6273 David Edelsohn <edelsohn@gnu.org>
6275 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
6276 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
6277 (SUPPORTS_WEAK): Likewise.
6278 * output.h (add_weak): Add tree param.
6279 * varasm.c (add_weak): Likewise. Save decl.
6280 (struct weak_syms): Add decl field.
6281 (mark_weak_decls): New function.
6282 (init_varasm_once): ggc_add_root mark_weak_decls.
6283 (assemble_start_function): Use ASM_WEAKEN_DECL.
6284 (assemble_variable): Likewise.
6285 (assemble_alias): Likewise.
6286 (declare_weak): Pass decl to add_weak.
6287 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
6288 (remove_from_pending_weak_list): Declare and define for
6290 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
6291 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
6292 * defaults.h (SUPPORTS_WEAK): Likewise.
6293 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
6294 .weak for code sym. Do emit .size for descriptor sym.
6295 (ASM_DECLARE_FUNCTION_SIZE): Define.
6296 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
6297 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
6298 .lglobl unless TARGET_XCOFF. Formatting fixes.
6299 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
6301 (HANDLE_PRAGMA_WEAK): Remove.
6302 (ASM_WEAKEN_LABEL): Remove.
6303 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
6305 2002-03-01 Jason Merrill <jason@redhat.com>
6307 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
6308 (TARGET_EXPR_CLEANUP): New macro.
6310 2002-02-28 Steve Ellcey <sje@cup.hp.com>
6312 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
6313 to take ptr_extend into account as third type of extension.
6314 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
6315 fields used by SUBREG_PROMOTED_UNSIGNED_P.
6316 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
6317 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
6318 * calls.c (precompute_arguments): Use new macro.
6319 (expand_call): Ditto.
6320 * combine.c (nonzero_bits): Ditto.
6321 (record_promoted_value): Ditto.
6322 * expr.c (store_expr): Ditto.
6323 (expand_expr): Ditto.
6324 * function.c (assign_parms): Ditto.
6326 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
6328 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
6329 override -shared and -shared-libgcc.
6331 2002-02-28 David O'Brien <obrien@FreeBSD.org>
6333 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
6335 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
6338 2002-02-28 Richard Henderson <rth@redhat.com>
6340 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
6341 4 cycle latency from MM producers.
6342 (ia64_internal_sched_reorder): Likewise with pipeline flush.
6344 2002-02-28 Jakub Jelinek <jakub@redhat.com>
6346 * mklibgcc.in: Don't use GNU make extension.
6348 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
6350 * c-parse.in (STATIC): New terminal.
6351 (scspec): New non-terminal. Update productions accordingly.
6352 (program): Remove bogus ifc / end ifc.
6353 (array_declarator): Simplify production using STATIC.
6355 2002-02-28 Jim Meyering <meyering@lucent.com>
6357 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
6358 \a still means TARGET_BELL.
6360 2002-02-28 Richard Henderson <rth@redhat.com>
6362 * haifa-sched.c (sched_emit_insn): New.
6363 (schedule_block): Use last_scheduled_insn to track last insn.
6364 * sched-int.h (sched_emit_insn): Prototype.
6365 * config/ia64/ia64.c (last_issued): Remove.
6366 (ia64_variable_issue): Don't set it.
6367 (nop_cycles_until): Use sched_emit_insn.
6369 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
6371 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
6374 2002-02-28 Kazu Hirata <kazu@hxi.com>
6376 * config/h8300/h8300.c: Fix formatting.
6377 * config/h8300/h8300.h: Likewise.
6379 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
6381 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
6382 which may overwrite the high byte of the frame pointer.
6384 2002-02-28 Bo Thorsen <bo@suse.de>
6386 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
6387 (STARTFILE_SPEC): Add 64 bit files.
6388 (ENDFILE_SPEC): Likewise.
6390 2002-02-28 Jason Merrill <jason@redhat.com>
6392 * c-decl.c (finish_function): Only warn about missing return
6393 statement with -Wreturn-type.
6395 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
6397 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
6399 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
6400 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
6402 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
6404 * basic-block.h (BB_REACHABLE): Renumber.
6405 (BB_DIRTY, BB_NEW): New flags.
6406 (clear_bb_flags): Declare.
6407 (update_life_info_in_dirty_blocks): Declare.
6408 * cfg.c (clear_bb_flags): New function.
6409 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
6410 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
6411 reorder_insns, emit_insn_after): Mark block as dirty.
6412 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
6413 (update_life_info_in_dirty_blocks): New function.
6414 * recog.c (apply_change_group): Dirtify block.
6416 * cse.c (cse_insn): Reorder emitting of jump insn to keep
6418 * gcse.c (delete_null_pointer_checks): Likewise.
6420 * toplev.c (dump_file_index): Move cse2 after bp,
6422 (dump_file_info): Similary.
6423 (rest_of_compilation): Avoid most of CFG rebuilds;
6424 do first if converision after null pointer checks, do cse2
6425 after branch prediction; avoid full liveness rebuild after
6426 initializing subregs.
6427 * invoke.texi (-d options): Document -du, renumber.
6429 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
6430 (notice_new_block): Do not set BB_UPDATE_LIFE.
6431 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
6432 merge_blocks_move_successor_nojumps, merge_blocks,
6433 try_crossjump_to_edge): Likewise.
6434 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
6435 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
6436 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
6437 (merge_of_block): Do not use life_data_ok.
6438 (find_if_case_1): Do not use SET_UPDATE_LIFE.
6439 (if_convert): Use BB_DIRTY mechanizm to update life.
6440 * lcm.c (optimize_mode_switching): Update
6441 update_life_info_in_dirty_blocks
6443 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
6445 * Makefile.in (integrate.o): Update.
6446 * c-decl.c (copy_lang_decl): Rename.
6447 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
6448 * integrate.c: Include langhooks.h.
6449 (copy_decl_for_inlining): Update to use langhook.
6450 * langhooks-def.h (lhd_do_nothing_t,
6451 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
6452 (LANG_HOOKS_INITIALIZER): Update.
6453 * langhooks.c (lhd_do_nothing_t): New.
6454 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
6455 * tree.h (copy_lang_decl): Remove.
6457 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
6459 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
6461 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
6462 POST_DEC, and POST_MODIFY.
6464 2002-02-27 Zack Weinberg <zack@codesourcery.com>
6466 * c-typeck.c (digest_init): Remove unused parameter; all
6469 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
6471 * expmed.c (expand_shift): Correctly test for low part of a
6474 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
6476 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
6477 insn UIDs with insn addresses.
6479 2002-02-27 Zack Weinberg <zack@codesourcery.com>
6481 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
6482 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
6483 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
6484 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
6485 gcc.c, toplev.c: Delete code implementing -traditional mode.
6487 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
6488 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
6489 Document removal of -traditional mode for compilation, and
6490 remove documentation only relevant to that mode.
6492 * config/nextstep.h, config/ptx4.h, config/svr4.h,
6493 config/convex/convex.h, config/d30v/d30v.h,
6494 config/i386/dgux.h, config/i386/osf1elf.h,
6495 config/i386/osfelf.h, config/i386/osfrose.h,
6496 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
6497 config/m68k/hp310.h, config/m88k/dgux.h,
6498 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
6499 config/m88k/m88k.h, config/m88k/openbsd.h,
6500 config/mips/abi64.h, config/mips/osfrose.h,
6501 config/mips/svr4-5.h, config/mips/svr4-t.h,
6502 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
6503 config/stormy16/stormy16.h: Remove all references to
6504 -traditional from target specs. Delete all mention of the
6505 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
6506 delete a couple of commented-out definitions of
6507 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
6510 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
6511 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
6513 2002-02-27 Zack Weinberg <zack@codesourcery.com>
6515 * mklibgcc.in: Don't use \n in a line subject to
6516 interpretation by echo.
6518 2002-02-27 Graham Stott <grahams@redhat.com>
6520 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
6523 * loop.c (prescan_loop): Handle PARALLEL.
6525 * unroll.c (loop_iterations): Return 0 if the add_val for
6528 * final.c (output_operand_lossage): Constify PFX_STR.
6530 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
6532 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
6534 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
6535 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
6537 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
6539 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
6541 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
6543 * cpplex.c (_cpp_lex_token): Handle directives in macro
6545 * cpplib.c (_cpp_handle_directive): Save and restore state
6546 if parsing macro args when entering a directive.
6547 * cppmacro.c (collect_args): No need to handle directives
6549 (enter_macro_context, replace_args): Use the original macro
6550 definition in case it was redefined whilst collecting arguments.
6554 2002-02-26 David Edelsohn <edelsohn@gnu.org>
6556 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
6557 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
6558 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
6560 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
6561 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
6562 (load_toc_v4_PIC_2): Same.
6564 2002-02-26 Alan Modra <amodra@bigpond.net.au>
6566 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
6568 2002-02-26 Richard Henderson <rth@redhat.com>
6570 * config/alpha/alpha.md (ashldi_se): Re-enable.
6572 2002-02-26 Richard Henderson <rth@redhat.com>
6574 * config/alpha/alpha.c (alpha_encode_section_info): Examine
6575 MODULE_LOCAL_P; improve commentary.
6577 2002-02-26 Zack Weinberg <zack@codesourcery.com>
6579 * doc/cpp.texi: Clarify documentation of relationship between
6582 2002-02-26 Kazu Hirata <kazu@hxi.com>
6584 * config/h8300/h8300-protos.h: Update the prototype for
6585 compute_logical_op_length. Add the prototype for
6586 compute_logical_op_cc.
6587 * config/h8300/h8300.c (compute_logical_op_length): Figure out
6589 (compute_logical_op_cc): New.
6590 * config/h8300/h8300.md: Combine all the logical op patterns
6591 in HImode and SImode. Use compute_logical_op_cc.
6593 2002-02-26 Kelley Cook <kelleycook@comcast.net>
6595 * config/i386/i386.c (print_operand): Don't append ATT-style
6596 length suffixs to x87 opcodes when in Intel mode.
6598 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
6600 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
6601 (init_emit_once): Update calls.
6602 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
6603 (init_syntax_once): Prototype.
6605 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
6607 * pa-linux.h (LIB_SPEC): Update definition.
6608 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
6610 2002-02-26 Richard Henderson <rth@redhat.com>
6612 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
6613 if we emitted a stop bit.
6615 2002-02-26 Jakub Jelinek <jakub@redhat.com>
6617 * configure.in (libgcc_visibility): Substitute.
6618 * configure: Rebuilt.
6619 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
6620 defined symbols .hidden.
6622 2002-02-26 Jakub Jelinek <jakub@redhat.com>
6624 * attribs.c (c_common_attribute_table): Add visibility.
6625 (handle_visibility_attribute): New function.
6626 * varasm.c (assemble_visibility): New function.
6627 * output.h (assemble_visibility): Add prototype.
6628 * tree.h (MODULE_LOCAL_P): Define.
6629 * crtstuff.c (__dso_handle): Use visibility attribute.
6630 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
6631 for MODULE_LOCAL_P symbols too.
6632 * config/ia64/ia64.c (ia64_encode_section_info): Handle
6633 MODULE_LOCAL_P symbols the same way as local symbols.
6634 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
6635 into .sdata/.sbss by the user.
6636 * doc/extend.texi (Function Attributes): Document visibility
6639 2002-02-26 Jakub Jelinek <jakub@redhat.com>
6642 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
6643 STRING_CST initializer spanning the whole variable without
6645 If expand_expr returned MEM, don't use it.
6647 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
6649 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
6650 generate a die for the lexical block.
6652 2002-02-26 Kazu Hirata <kazu@hxi.com>
6654 * config/h8300/h8300-protos.h: Add a prototype for
6655 compute_logical_op_length.
6656 * config/h8300/h8300.c (compute_logical_op_length): New.
6657 * config/h8300/h8300.md (anonymous logical patterns): Use
6658 compute_logical_op_length for length.
6660 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
6662 * dwarf2out.c (modified_type_die): Do not call type_main_variant
6664 (gen_type_die): Same.
6666 * attribs.c (handle_vector_size_attribute): Set debug information.
6668 2002-02-26 Daniel Egger <degger@fhm.edu>
6670 * config/rs6000/rs6000.md: Swap define_insn attributes to
6671 fix incorrect generation of merge high instructions instead
6674 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
6676 * c-typeck.c (really_start_incremental_init): Use
6677 bitsize_zero_node for vectors.
6679 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
6681 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
6682 ("*set_vrsave_internal"): Same.
6684 2002-02-25 Richard Henderson <rth@redhat.com>
6686 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
6687 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
6689 2002-02-25 Jakub Jelinek <jakub@redhat.com>
6692 * config/i386/i386.c (ix86_return_pops_args): Only pop
6693 fake structure return argument if it was passed on the stack.
6695 2002-02-25 Jason Merrill <jason@redhat.com>
6697 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
6700 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
6702 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
6703 link with shared_name only.
6704 * doc/invoke.texi (Link Options): Document new behavior.
6706 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
6708 * c-typeck.c (push_init_level): Handle vectors.
6710 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
6712 * config/sparc/sparc.c (const64_high_operand): Zero-extend
6713 operands of SPARC_SETHI_P.
6714 (input_operand): Likewise.
6715 (sparc_emit_set_const32): Likewise.
6716 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
6717 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
6718 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
6719 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
6720 (movdi_insn_sp64_vis): Likewise.
6721 (movdi split, movdf split): Use SETHI32.
6722 * doc/md.texi: Document SPARC constraints L, M and N.
6724 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
6726 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
6727 ("*set_vrsave_internal"): use mfspr for Darwin.
6729 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
6730 gen_get_vrsave_internal.
6732 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6734 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
6736 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
6738 * cpplex.c (cpp_interpret_charconst): Get signedness or
6739 otherwise of wide character constants correct.
6740 * cppexp.c (lex): Get signedness of wide charconsts correct.
6742 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6744 * optabs.c (widen_operand): Only call convert_modes for
6745 promoted SUBREG if signedness matches.
6746 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
6748 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
6750 * cpplib.c (glue_header_name): Use local buffer to build up
6753 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
6755 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
6757 2002-02-23 Kazu Hirata <kazu@hxi.com>
6759 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
6760 H8/300[HS] separately.
6761 * config/h8300/h8300.md: Remove the early clobber constraint
6762 from bit field patterns.
6764 2002-02-23 Kazu Hirata <kazu@hxi.com>
6766 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
6768 (mulhisi3): Likewise.
6769 (umulqisi3): Likewise.
6770 (umulhisi3): Likewise.
6772 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
6774 * cppinit.c (output_deps): Correct test for stdout output.
6775 (init_dependency_output): Cure warning.
6777 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6779 * expr.c (store_expr): When converting expression to promoted
6780 equivalent type, allow using SUBREG_REG of TARGET as the target
6781 of the expansion of EXP.
6782 * loop.c (basic_induction_var, case SUBREG): Always look inside.
6783 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
6784 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
6785 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
6786 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
6788 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
6790 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
6791 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
6792 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
6794 2002-02-23 Jakub Jelinek <jakub@redhat.com>
6796 PR optimization/5747
6797 * loop.c (scan_loop): Update reg info if move_movables created new
6800 2002-02-23 David Edelsohn <edelsohn@gnu.org>
6802 * gcc.c (init_gcc_spec): Revert last change.
6804 2002-02-23 David Edelsohn <edelsohn@gnu.org>
6806 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
6807 gpc_reg_operand constraint.
6809 2002-02-23 Alan Modra <amodra@bigpond.net.au>
6811 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
6812 Simplify comparison of `low'.
6813 (add_operand): Fix formatting.
6814 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
6815 (mask_operand): Disallow mask to wrap in 64-bit mode.
6816 (rs6000_stack_info): Remove redundant test setting push_p.
6817 (output_toc): Fix formatting.
6818 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
6819 cc_reg_not_cr0_operand constraint.
6820 (booldi3, boolcdi3 splitters): Same.
6822 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
6824 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
6826 2002-02-22 David Edelsohn <edelsohn@gnu.org>
6828 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
6829 gcc invoked with -shared-libgcc.
6831 2002-02-22 Jakub Jelinek <jakub@redhat.com>
6834 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
6835 decl if any of elements was TREE_USED.
6837 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
6839 * config/sparc/sol2.h: Don't include sys/mman.h.
6840 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
6841 (arith_4096_operand): Don't throw high bits away.
6842 (const64_operand): Take sign extension of CONST_INTs into account.
6843 (const64_high_operand, sparc_emit_set_const32): Likewise.
6844 (GEN_HIGHINT64): Likewise.
6845 (sparc_emit_set_const64_quick1): Likewise.
6846 (const64_is_2insns): Likewise.
6847 (print_operand): Use trunc_int_for_mode for sign extension.
6848 * config/sparc/sparc.h (SMALL_INT32): Likewise.
6849 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
6850 chars. Assume CONST_INT is already properly sign-extended.
6851 (movdi split): Sign-extend each SImode part.
6852 (andsi3 split): Don't mask high bits off, so that result
6853 remains properly sign-extend.
6854 (iorsi3 split): Likewise.
6855 (xorsi3 split): Likewise.
6857 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
6859 * fold-const.c (fold): Fix typo in comments.
6861 2002-02-21 Diego Novillo <dnovillo@redhat.com>
6863 * Makefile.in (langhooks.o): Update dependencies.
6865 2002-02-21 Diego Novillo <dnovillo@redhat.com>
6867 * langhooks.c: Include flags.h.
6869 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
6871 * testsuite/gcc.dg/attr-alwaysinline.c: New.
6873 * c-common.c (c_common_post_options): Set inline trees by
6876 * doc/extend.texi (Function Attributes): Document always_inline
6878 Update documentation about inlining when not optimizing.
6880 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
6882 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
6883 unless DECL_ALWAYS_INLINE.
6885 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
6886 unless DECL_ALWAYS_INLINE.
6887 (c_disregard_inline_limits): Disregard if always_inline set.
6889 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
6890 Disregard if always_inline set.
6891 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
6892 unless DECL_ALWAYS_INLINE.
6894 * attribs.c (handle_always_inline_attribute): New.
6895 (c_common_attribute_table): Add always_inline.
6897 * config/rs6000/altivec.h: Add prototypes for builtins
6898 requiring the always_inline attribute.
6900 2002-02-21 Eric Christopher <echristo@redhat.com>
6902 * expmed.c (store_bit_field): Try to simplify the subreg
6903 before generating a new one when when the mode size of
6904 value is less than maxmode.
6906 2002-02-21 Richard Henderson <rth@redhat.com>
6908 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
6909 than gen_rtx_PLUS to form the sum.
6910 * explow.c (force_reg): Rearrange to not allocate new pseudo
6911 when force_operand returns a register.
6912 * expr.c (expand_assignment): Allow offset_rtx expansion to
6913 return a sum. Do not force addresses into registers.
6914 (expand_expr): Likewise.
6915 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
6916 to canonicalize arithmetic that didn't simpify.
6917 (simplify_plus_minus): New argument force; update
6918 all callers. Don't split CONST unless we can do something with it,
6919 and wouldn't lose the constness of the operands.
6921 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
6922 that we generated earlier.
6924 2002-02-21 Tom Tromey <tromey@redhat.com>
6926 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
6927 (output_line_info): Use constant `1', with a long explanatory
6929 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
6931 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
6933 * jump.c (redirect_jump): If old label has no UID, don't try to
6936 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
6938 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
6939 If input is constant, do shifts at compile time.
6941 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
6943 * doc/extend.texi: Fix some more overfull hboxes.
6945 2002-02-21 Jakub Jelinek <jakub@redhat.com>
6947 PR optimization/4994
6948 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
6951 2002-02-21 Jakub Jelinek <jakub@redhat.com>
6954 * expr.h (expand_and): Add mode argument.
6955 * expmed.c (expand_and): Add mode argument.
6956 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
6957 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
6958 * except.c (expand_builtin_extract_return_addr): Likewise.
6959 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
6960 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
6961 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
6962 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
6963 * config/c4x/c4x.md: Use GEN_INT (x) instead of
6964 gen_rtx (CONST_INT, VOIDmode, x).
6966 2002-02-21 Jakub Jelinek <jakub@redhat.com>
6969 * stmt.c (warn_if_unused_value): Move side effects test once more.
6971 2002-02-20 Torbjorn Granlund <tege@swox.com>
6973 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
6974 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
6976 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
6978 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
6979 SUBREG or ZERO_EXTEND.
6981 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
6983 * sh.h (current_function_anonymous_args): Remove.
6984 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
6985 of current_function_varargs and current_function_stdarg is set.
6986 * sh.c (sh_expand_prologue): Check current_function_varargs /
6987 current_function_stdarg / TARGET_SH5 instead of
6988 current_function_anonymous_args.
6990 * sh64.h (TARGET_VERSION): Define.
6992 2002-02-20 David Edelsohn <edelsohn@gnu.org>
6994 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
6995 VRSAVE_REGNO on TARGET_ALTIVEC.
6997 2002-02-20 Alan Modra <amodra@bigpond.net.au>
6999 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
7000 bits of SImode const_int.
7001 (includes_rshift_p): Likewise.
7002 (print_operand): Call mask_operand and mask64_operand with correct
7004 (rs6000_output_function_epilogue): Pad traceback table to word.
7005 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
7006 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
7007 mask64_operand with correct mode.
7008 (FUNCTION_ARG_REGNO_P): Correct parentheses.
7010 2002-02-20 Jakub Jelinek <jakub@redhat.com>
7013 * varasm.c (get_pool_constant_mark): New.
7014 * rtl.h (get_pool_constant_mark): Add prototype.
7015 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
7016 be represented if it has not been output.
7018 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
7020 * combine.c (do_SUBST): Sanity check substitutions of
7021 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
7022 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
7023 CONST_INT into its operand.
7024 (known_cond): Likewise, for ZERO_EXTEND.
7025 * simplify-rtx.c (simplify_unary_operation): Fix condition to
7026 allow for simplification of wide modes. Reject CONST_INTs in
7027 ZERO_EXTEND when their actual mode is not given.
7029 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
7031 * c-decl.c (pushdecl): If no global declaration is found for an
7032 extern declaration in block scope, try a limbo one.
7034 2002-02-20 Jakub Jelinek <jakub@redhat.com>
7037 * c-common.c (pointer_int_sum): Moved from...
7038 * c-typeck.c (pointer_int_sum): ...here.
7039 * c-common.h (pointer_int_sum): Add prototype.
7041 2002-02-20 Jakub Jelinek <jakub@redhat.com>
7044 * c-decl.c (duplicate_decls): Return 0 if issued error about
7047 2002-02-20 Roger Sayle <roger@eyesopen.com>
7048 Jakub Jelinek <jakub@redhat.com>
7051 * tree.c (host_integerp): Ensure that the constant integer is
7052 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
7053 when pos is zero or non-zero respectively. Clarify comment.
7054 * c-format.c (check_format_info_recurse): Fix host_integerp
7055 usage; the pos argument should be zero when assigning to a
7056 signed HOST_WIDE_INT.
7058 2002-02-20 Richard Henderson <rth@redhat.com>
7060 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
7061 of the operand, rather than assuming TImode.
7062 (ix86_expand_binop_builtin): Cope with commutative patterns
7063 using nonimmediate_operand for both operands.
7064 (ix86_expand_timode_binop_builtin): Likewise.
7065 (ix86_expand_store_builtin): Validate operand 1.
7066 (ix86_expand_unop1_builtin): Likewise.
7068 2002-02-20 Philip Blundell <philb@gnu.org>
7071 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
7073 2002-02-20 Richard Henderson <rth@redhat.com>
7076 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
7078 2002-02-20 Tom Tromey <tromey@redhat.com>
7080 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7081 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7082 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7083 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
7084 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
7087 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
7089 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
7090 for (const_int 0) in X not just INTVAL.
7092 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
7094 * doc/extend.texi: Avoid or reduce overfull hboxes.
7096 2002-02-20 Diego Novillo <dnovillo@redhat.com>
7098 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
7099 operations if the field does not start at a mode boundary.
7101 2001-02-20 Joel Sherrill <joel@OARcorp.com>
7103 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
7104 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
7105 Also done for -Acpu and -Amachine.
7107 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
7109 * cppinit.c (init_dependency_output): Take deps output file
7110 from -o if none given with -MF. Suppress normal output.
7111 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
7112 * doc/cpp.texi, doc/invoke.texi: Update.
7114 2002-02-19 Zack Weinberg <zack@codesourcery.com>
7116 * toplev.c (output_quoted_string): Write unprintable
7117 characters with octal escapes.
7119 2002-02-19 David Edelsohn <edelsohn@gnu.org>
7121 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
7122 really_call_used[VRSAVE_REGNO] if not Altivec.
7124 2002-02-19 Alan Modra <amodra@bigpond.net.au>
7126 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
7128 (constant_pool_expr_1): Fix formatting.
7129 (rs6000_legitimize_reload_address): Likewise.
7131 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7133 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
7134 now that we have one.
7136 2002-02-19 Zack Weinberg <zack@codesourcery.com>
7138 * tree.h (struct tree_common): Remove aux. Add unused_0 at
7139 end of first block of bitfields (which was only seven bits);
7140 rename dummy to unused_1; remove comment which is no longer true.
7142 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
7144 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
7146 2002-02-19 Philip Blundell <pb@nexus.co.uk>
7149 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
7153 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
7154 arm_is_longcall_p rather than inspecting call-type cookie
7156 (call_value_insn) [TARGET_THUMB]: Likewise.
7158 2002-02-19 Graham Stott <grahams@redhat.com>
7160 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
7162 2002-02-19 David Edelsohn <edelsohn@gnu.org>
7164 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
7165 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
7166 (FP_SAVE_INLINE): Delete.
7168 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
7169 * config/rs6000/eabi.asm: Remove ABI save restore routines.
7170 * config/rs6000/t-ppccomm: Build crtsavres.o.
7171 * config/rs6000/crtsavres.asm: New file.
7173 2002-02-19 Philip Blundell <philb@gnu.org>
7175 * config/arm/arm.c (use_return_insn): Don't reject interrupt
7177 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
7178 (output_return_instruction): Allow interrupt functions to return with
7179 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
7180 (arm_expand_prologue): Subtract 4 before stacking LR in an
7183 2002-02-19 Philip Blundell <pb@nexus.co.uk>
7185 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
7186 decl, not just FUNCTION_DECL.
7187 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
7188 (arm_assemble_integer): Likewise.
7189 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
7192 2002-02-19 matthew green <mrg@eterna.com.au>
7194 * config.gcc (sparc-*-netbsdelf*): Enable target.
7195 (sparc64-*-netbsd*): New target.
7196 * config/sparc/netbsd-elf.h: New file.
7197 * config/sparc/t-netbsd64: New file.
7199 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
7201 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
7203 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
7205 * doc/invoke.texi: explicitly list the style guidelines that
7206 -Weffc++ checks for.
7208 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
7210 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
7212 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
7215 * gcc.c (cpp_unique_options): Treat -o as indicating object file
7216 only if not -E. If -E, pass -o through to the preprocessor.
7218 2002-02-19 Kazu Hirata <kazu@hxi.com>
7220 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
7221 register number with an appropriate macro.
7223 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
7225 * doc/rtl.texi (Constants): Close @code tag.
7227 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
7229 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
7230 ("mmx_uavgv4hi3"): Same.
7231 ("pmulhrwv4hi3"): Same.
7233 * tree-inline.c (walk_tree): Handle vectors.
7235 * c-common.c (constant_expression_warning): Handle vectors.
7236 (overflow_warning): Same.
7238 * sched-deps.c (sched_analyze_2): Handle vectors.
7240 * rtlanal.c (rtx_unstable_p): Handle vectors.
7241 (rtx_varies_p): Same.
7242 (count_occurrences): Same.
7243 (regs_set_between_p): Same.
7244 (modified_between_p): Same.
7245 (modified_in_p): Same.
7246 (volatile_insn_p): Same.
7247 (volatile_refs_p): Same.
7248 (side_effects_p): Same.
7250 (inequality_comparisons_p): Same.
7251 (replace_regs): Same.
7252 (computed_jump_p_1): Same.
7254 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
7256 (inner_mode_array): New.
7257 (copy_rtx): Handle vectors.
7258 (copy_most_rtx): Same.
7259 (rtx_equal_p): Same.
7260 (get_mode_alignment): Adjust for vectors.
7262 * resource.c (mark_referenced_resources): Handle vectors.
7263 (mark_set_resources): Same.
7265 * reload1.c (eliminate_regs): Handle vectors.
7266 (elimination_effects): Same.
7267 (scan_paradoxical_subregs): Same.
7269 * reload.c (subst_reg_equivs): Handle vectors.
7271 * regrename.c (scan_rtx): Handle vectors.
7273 * regclass.c (reg_scan_mark_refs): Handle vectors.
7275 * recog.c (find_single_use_1): Handle vectors.
7277 * local-alloc.c (equiv_init_varies_p): Handle vectors.
7278 (contains_replace_regs): Same.
7279 (memref_referenced_p): Same.
7281 * integrate.c (copy_rtx_and_substitute): Handle vectors.
7282 (subst_constants): Same.
7284 * genattrtab.c (attr_copy_rtx): Handle vectors.
7285 (encode_units_mask): Same.
7286 (clear_struct_flag): Same.
7287 (count_sub_rtxs): Same.
7289 * gcse.c (want_to_gcse_p): Handle vectors.
7290 (oprs_unchanged_p): Same.
7291 (hash_expr_1): Same.
7292 (oprs_not_set_p): Same.
7293 (expr_killed_p): Same.
7294 (compute_transp): Same.
7295 (store_ops_ok): Same.
7297 * function.c (purge_addressof_1): Do not allow paradoxical subregs
7299 (fixup_var_refs_1): Same.
7300 (instantiate_virtual_regs_1): Same.
7302 * fold-const.c (operand_equal_p): Handle vectors.
7304 (rtl_expr_nonnegative_p): Same.
7306 * flow.c (mark_used_regs): Handle vectors.
7308 * df.c (df_uses_record): Handle vectors.
7310 * cselib.c (cselib_subst_to_values): Handle vectors.
7311 (cselib_mem_conflict_p): Same.
7314 * cse.c (canon_reg): Handle vectors.
7316 (cse_process_notes): Same.
7317 (count_reg_usage): Same.
7320 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
7322 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
7324 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
7325 (gen_rtx): Handle CONST_VECTOR.
7326 (gen_const_vector_0): New.
7327 (copy_rtx_if_shared): CONST_VECTORs can be shared.
7328 (reset_used_flags): Same.
7329 (copy_insn_1): Same.
7330 (initializer_constant_valid_p): Handle VECTOR_CST.
7332 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
7334 * doc/rtl.texi (Constants): Document const_vector.
7335 (CONST0_RTX): Update for vectors.
7336 (RTL sharing): Same.
7338 * print-tree.c (print_node): Add case for VECTOR_CST.
7340 * tree.h (TREE_VECTOR_CST_ELTS): New.
7341 (struct tree_vector): New.
7342 (union tree_node): Add vector node.
7343 (build_vector): Add prototype.
7345 * tree.def (VECTOR_CST): New.
7347 * tree.c (build_vector): New.
7349 * expmed.c (make_tree): Handle CONST_VECTOR.
7351 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
7352 (CONST_VECTOR_ELT): New.
7353 (CONST_VECTOR_NUNITS): New.
7355 * machmode.h (GET_MODE_INNER): New.
7356 (DEF_MACHMODE): Accept 8th arg.
7358 * machmode.def: Add 8th argument for vector inner mode.
7359 Add inner vector modes for vectors.
7361 * rtl.def (VEC_CONST): Remove.
7362 (CONST_VECTOR): New.
7364 * expr.c (clear_storage): Allow vectors.
7365 (is_zeros_p): Handle VECTOR_CST.
7367 * varasm.c (output_constant_pool): Handle vectors.
7368 (rtx_const): Add veclo and vechi fields.
7369 (kind): Add RTX_VECTOR.
7370 (decode_rtx_const): Add case for vector.
7372 * config/rs6000/rs6000-protos.h: Add zero_constant.
7374 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
7375 constants. Force easy vector constants into memory.
7376 (easy_vector_constant): New.
7377 (emit_easy_vector_constant): New.
7378 (rs6000_legitimize_reload_address): Do not generate bad reloads on
7381 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
7383 ("altivec_lvxl"): Same.
7384 (altivec_lvebx): Same.
7385 (altivec_lvehx): Same.
7386 (altivec_lvewx): Same.
7387 ("*movv4si_const0"): New.
7388 ("*movv4sf_const0"): New.
7389 ("*movv8hi_const0"): New.
7390 ("*movv16qi_const0"): New.
7392 2002-02-18 Kazu Hirata <kazu@hxi.com>
7394 * config/h8300/h8300.c (notice_update_cc): Use
7397 2002-02-18 Kazu Hirata <kazu@hxi.com>
7399 * config/h8300/h8300.md (divmod patterns): Change the
7400 constraints for operands[1] to register_operand.
7402 2002-02-18 Kazu Hirata <kazu@hxi.com>
7404 * config/h8300/h8300-protos.h: Remove the prototype for
7406 * config/h8300/h8300.c (p_operand): Remove.
7407 * config/h8300/h8300.md: Replace p_operand with
7410 2002-02-18 Philip Blundell <pb@nexus.co.uk>
7412 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
7414 (output_return_instruction): Allow use of LDR to unstack
7415 return addresss even for interrupt handlers or when
7416 interworking. If compiling for ARMv5, use interworking-safe
7417 return instructions by default. Remove duplicated code and
7418 lengthy "strcat" sequences.
7420 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7422 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
7423 (LINK_EH_SPEC): Define.
7424 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
7426 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
7428 * config/s390/s390.c (s390_emit_prologue): Do not set the
7429 frame_related flag for call-clobbered registers.
7431 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
7433 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
7434 (construct_container): Fix handling of SSE operands.
7435 (ix86_expand_builtin): Fix handling of 64bit pointers.
7436 (mmx_maskmovq_rex): New pattern.
7438 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
7440 * regrename.c (kill_set_value): Handle subregs properly.
7442 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
7444 * objc/objc-act.c (handle_impent): Remove leading '*'
7445 from objc_class_name.
7447 2002-02-17 Richard Henderson <rth@redhat.com>
7449 * config/alpha/alpha.c (some_small_symbolic_operand,
7450 some_small_symbolic_operand_1, split_small_symbolic_operand,
7451 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
7452 Handle small SYMBOL_REFs anywhere, not just inside memories.
7453 * config/alpha/alpha-protos.h: Update.
7454 * config/alpha/alpha.h (PREDICATE_CODES): Update.
7455 * config/alpha/alpha.md (small symbolic operand splitter): Update.
7457 2002-02-17 Roland McGrath <roland@frob.com>
7459 * config.gcc (powerpc-*-gnu-gnualtivec*,
7460 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
7461 * config/rs6000/gnu.h: New file.
7462 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
7463 Grok "gnu" in rs6000_abi_name.
7464 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
7465 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
7466 Grok -mcall-gnu analogous to -mcall-linux et al.
7467 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
7468 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
7469 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
7471 2002-02-17 Jakub Jelinek <jakub@redhat.com>
7474 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
7477 2002-02-17 Philipp Thomas <pthomas@suse.de>
7479 * config/cris/cris.h: Undefine STARTFILE_SPEC and
7480 ENDFILE_SPEC before (re)defining them.
7482 2002-02-17 Kazu Hirata <kazu@hxi.com>
7484 * config/h8300/h8300.c: Fix formatting.
7485 * config/h8300/h8300.h: Likewise.
7487 2002-02-17 Philipp Thomas <pthomas@suse.de>
7489 * doc/tm.texi: Explain why empty strings should not be
7490 marked for translation.
7492 2002-02-17 Philipp Thomas <pthomas@suse.de>
7494 * final.c (output_operand_lossage): Changed to accept
7495 printf style arguments. Change calls where necessary.
7496 * output.h (output_operand_lossage): Change declaration
7497 accordingly. Update copyright.
7498 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
7499 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
7500 Update copyright date where necessary.
7502 * config/i386/i386.c (print_operand): Likewise. Remove use of
7505 * config/cris/cris.c (cris_operand_lossage): Likewise.
7506 Rename parameter so that exgettext recognizes it as
7507 translatable message.
7508 (LOSE_AND_RETURN): Rename parameter to msgid.
7510 2002-02-17 Kazu Hirata <kazu@hxi.com>
7512 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
7513 hard coded register number with an appropriate macro.
7514 (HARD_REGNO_MODE_OK): Likewise.
7515 (ARG_POINTER_REGNUM): Likewise.
7516 (STATIC_CHAIN_REGNUM): Likewise.
7517 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
7518 * config/h8300/h8300.md (define_constants): Define more
7521 2002-02-17 Philipp Thomas <pthomas@suse.de>
7523 * config/i386/i386.h: Don't mark empty strings for translation.
7525 2002-02-16 H.J. Lu <hjl@gnu.org>
7527 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
7529 2002-02-16 Zack Weinberg <zack@codesourcery.com>
7531 * cppinit.c (merge_include_chains): Check for brack being
7532 NULL before attempting to merge it with qtail.
7534 2002-02-16 Andrew Cagney <ac131313@redhat.com>
7536 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
7539 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
7541 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
7543 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
7545 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
7546 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
7547 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
7549 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7551 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
7552 now only if !TARGET_FIX.
7553 (*movsi_nt_vms_fix): New pattern.
7555 2002-02-16 Douglas B Rupp <rupp@gnat.com>
7557 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
7558 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
7559 (alpha_sa_mask, alpha_sa_size): Reflect above change.
7560 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
7561 (alpha_start_function, alpha_expand_epilogue): Likewise.
7562 (unicosmk_gen_dsib): Likewise.
7564 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7566 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
7568 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
7570 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
7571 check_and_change_labels, s390_final_chunkify): Delete.
7572 (s390_split_branches, s390_chunkify_pool): New functions.
7573 (s390_function_prologue): Call them.
7575 * config/s390/s390.h (S390_REL_MAX): Delete.
7576 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
7578 * config/s390/s390.md (cjump, icjump, jump): Fix length
7579 attribute calculation.
7582 2002-02-15 David Edelsohn <edelsohn@gnu.org>
7584 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
7585 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
7587 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
7589 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
7590 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
7591 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
7593 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
7595 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
7597 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
7599 * reload.c (find_dummy_reload): Check that an output register
7600 is valid for its mode.
7602 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
7604 * combine.c (known_cond): After replacing the REG of a SUBREG, try
7607 * function.c (assign_parms): Demote promoted argument passed by
7608 transparent reference.
7610 2001-02-14 Joel Sherrill <joel@OARcorp.com>
7612 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
7613 -Acpu() and -Amachine() to eliminate warnings.
7615 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
7617 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
7619 2002-02-14 Kazu Hirata <kazu@hxi.com>
7621 * config/h8300/h8300-protos.h: Update the prototype for
7623 * config/h8300/h8300.c (const_costs): Treat SET as a little
7624 more expensive operation.
7625 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
7626 reference to const_costs.
7628 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
7630 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
7632 2002-02-14 Jakub Jelinek <jakub@redhat.com>
7635 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
7636 use arguments from newtype.
7638 2002-02-13 Eric Christopher <echristo@redhat.com>
7640 * config/mips/mips.c (override_options): Add check for march/mipsX
7641 on the same command line. Fix error message in cpu processing.
7642 Remove architecture and ISA checks.
7644 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
7646 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
7648 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
7650 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
7652 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
7654 ("*movv8hi_internal1"): Same.
7655 ("*movv16qi_internal1"): Same.
7656 ("*movv4sf_internal1"): Same.
7658 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
7659 not push_reload for altivec modes.
7661 2002-02-13 Joel Sherrill <joel@OARcorp.com>
7663 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
7664 all RTEMS targets including removal of #includes from config/*/rtems*.h
7665 file and adding them to tm_file setting. Added xm_defines=POSIX to
7667 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
7668 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
7669 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
7670 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
7671 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
7672 config/m68k/rtemself.h: Ditto.
7673 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
7674 config/mips/rtems64.h: Ditto.
7675 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
7676 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
7678 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
7679 config/sparc/rtemself.h: Ditto.
7680 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
7681 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
7682 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
7684 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
7685 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
7686 target made more similar to i386-elf.
7687 * config/i386/t-rtems-i386: Added soft float support and multilibs.
7688 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
7689 be similar to config/m68k/t-m68kelf.
7690 * gthr-rtems.h: Encapsulate with extern "C" for C++.
7692 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
7694 * regmove.c (kill_value): Handle subregs.
7696 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
7698 * i386.md (mul patterns): Allow memory operand to be first;
7699 add expanders where needed; fix constraints.
7700 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
7701 Allow memory operand to be the first.
7703 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
7706 2002-02-13 Jakub Jelinek <jakub@redhat.com>
7709 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
7712 2002-02-13 Jakub Jelinek <jakub@redhat.com>
7714 PR optimization/5547:
7715 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
7716 all valid IA-32 address modes involving non-scaled %ebx and
7717 GOT/GOTOFF as displacement.
7719 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
7721 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
7722 after emitting ltorg insns.
7724 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
7725 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
7726 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
7727 *abssf2): Fix "op_type" attribute.
7729 2002-02-13 Douglas B Rupp <rupp@gnat.com>
7731 * mkconfig.sh: Avoid using a subshell redirect.
7732 ($output.T): Change to $(output)T.
7733 (ENABLE_NLS): Remove unneeded undef.
7735 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
7736 * config/alpha/x-vms (libsubdir): Define.
7738 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
7739 register frame procedures. Optimize retrieving context.
7741 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
7742 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
7743 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
7745 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7747 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
7748 Make same change as for find_base_value.
7750 2002-02-13 Kazu Hirata <kazu@hxi.com>
7752 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
7753 of QImode and SImode.
7755 2002-02-13 Kazu Hirata <kazu@hxi.com>
7757 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
7758 length computation of movsi.
7759 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
7761 2002-02-13 Kazu Hirata <kazu@hxi.com>
7763 * config/h8300/h8300.md (subqi3): Tighten the predicate for
7764 operands[2] to register_operand.
7766 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
7768 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
7770 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
7772 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
7773 for altivec_lvx* and altivec_stvx*.
7774 ("*movv4si_internal"): Add constraint for loading from GPRs.
7775 ("*movv8hi_internal1"): Same.
7776 ("*movv16qi_internal1"): Same.
7777 ("*movv4sf_internal1"): Same.
7779 * config/rs6000/rs6000.c (altivec_register_operand): New.
7781 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
7782 altivec_register_operand.
7784 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
7786 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
7789 2002-02-13 Stan Shebs <shebs@apple.com>
7791 * c-typeck.c (digest_init): Handle vectors.
7792 (really_start_incremental_init): Same.
7793 (pop_init_level): Same.
7794 (process_init_element): Same.
7796 * varasm.c (output_constant): Same.
7798 * expr.c (clear_storage): Same.
7799 (store_constructor): Same.
7801 2002-02-12 Eric Christopher <echristo@redhat.com>
7803 * explow.c (hard_function_value): Add comment explaining
7804 signed/unsigned comparison.
7806 2002-02-12 Jakub Jelinek <jakub@redhat.com>
7808 * jump.c (never_reached_warning): Add finish argument.
7809 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
7810 real insn after end.
7811 * rtl.h (never_reached_warning): Adjust prototype.
7812 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
7813 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
7814 never_reached_warning.
7816 2002-02-12 Graham Stott <grahams@redhat.com>
7818 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
7820 2002-02-12 Kazu Hirata <kazu@hxi.com>
7822 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
7823 logical shifts on H8/300.
7824 (shift_alg_si): Improve several shifts on H8/300.
7825 (get_shift_alg): Likewise.
7827 2002-02-12 Graham Stott <grahams@redhat.com>
7829 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
7831 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7833 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
7834 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
7836 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
7838 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
7839 non-CONST_INT through default_assemble_integer.
7840 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
7841 <case 8>: Abort for CONST_DOUBLE.
7843 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
7845 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
7847 * config/pa/pa-linux.h (LIB_SPEC): Delete.
7848 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
7850 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
7852 * config/stormy16/stormy16.md (zero_extendqihi2): New.
7854 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
7856 * regrename.c (regrename_optimize): Don't accept a
7857 part-clobbered register if the replaced register is not part
7860 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
7861 take padding into account when computing the argument value.
7863 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
7865 * combine.c (try_combine): Apply substitutions in
7866 CALL_INSN_FUNCTION_USAGE too.
7868 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
7870 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
7871 __builtin_altivec_abs*.
7874 * config/rs6000/rs6000.h (rs6000_builtins): Add
7875 ALTIVEC_BUILTIN_ABS*.
7877 * config/rs6000/altivec.h: Use const char for builtins expecting
7879 (vec_abs): New versions for C and C++.
7882 2002-02-10 Kazu Hirata <kazu@hxi.com>
7884 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
7887 2002-02-10 Kazu Hirata <kazu@hxi.com>
7889 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
7890 constant definition from h8300.md.
7891 (FRAME_POINTER_REGNUM): Likewise.
7892 * config/h8300/h8300.md (define_constants): Add FP_REG.
7894 2002-02-10 Kazu Hirata <kazu@hxi.com>
7896 * config/h8300/h8300.c (print_operand): Remove redundant code.
7898 2002-02-10 Kazu Hirata <kazu@hxi.com>
7900 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
7901 * config/h8300/h8300.c (byte_reg): Make it static.
7903 2002-02-10 Richard Henderson <rth@redhat.com>
7906 * c-typeck.c (incomplete_type_error): Handle flexible array members.
7908 2002-02-10 Richard Henderson <rth@redhat.com>
7911 * tree.c (append_random_chars): Don't abort if main_input_filename
7914 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
7916 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
7918 2002-02-10 Kazu Hirata <kazu@hxi.com>
7920 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
7921 (pushhi1): Likewise.
7923 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
7925 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
7926 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
7928 2002-02-09 David O'Brien <obrien@FreeBSD.org>
7930 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
7932 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
7934 2002-02-09 Kazu Hirata <kazu@hxi.com>
7936 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
7937 a half of an SImode register on H8/300.
7939 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
7941 * i386.md (movdi_2): Add missing '!'.
7943 2002-02-09 Kazu Hirata <kazu@hxi.com>
7945 * config/h8300/h8300.h: Fix formatting. Remove commented-out
7948 2002-02-09 Kazu Hirata <kazu@hxi.com>
7950 * config/h8300/h8300.md (length): Correct the distance valid
7951 for the short branch.
7953 2002-02-09 Kazu Hirata <kazu@hxi.com>
7955 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
7957 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
7959 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
7960 registers in SImode.
7961 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
7964 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
7967 Contribute sh64-elf.
7968 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
7969 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
7970 (sh_cannot_modify_jumps_p): New function.
7971 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
7972 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
7973 (sh_ms_bitfield_layout_p): New function.
7974 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
7975 Zack Weinberg <zack@codesourcery.com>
7976 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
7977 expand_simple_binop instead of expand_binop.
7978 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
7979 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
7980 use of .quad and .uaquad.
7981 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
7982 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
7983 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
7984 * config/sh/sh.md (movdi_const, movdi_const_32bit,
7985 movdi_const_16bit): Make sure all CONSTs have modes.
7986 (sym2PIC): Ditto, but by adjusting all callers.
7987 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
7988 if the prologue calls the SHmedia argument decoder or register
7990 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
7991 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
7992 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
7993 (sh_expand_epilogue): Don't emit USE of return target register.
7994 (prepare_move_operands): Legitimize DImode PIC addresses.
7995 (sh_media_register_for_return): Skip tr0, used to initialize the
7997 (sh_expand_prologue): Remove explicit USE of return register.
7998 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
7999 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
8000 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
8001 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
8002 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
8004 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
8005 (MOVI_SHORI_BASE_OPERAND_P): New.
8006 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
8007 (EXTRA_CONSTRAINT_T): Define in terms of them.
8008 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
8009 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
8010 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
8011 alternatives supporting TARGET_REGS.
8012 (UNSPEC_GOTPLT): New constant.
8013 (movdi split): Move incrementing of LABEL_NUSES...
8014 (movdi_const, movdi_const_32bit): Here. Use
8015 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
8016 (movdi_const_16bit): New.
8017 (call, call_value) [flag_pic]: Use GOTPLT.
8018 (call_pop, call_value_pop): New expands.
8019 (call_pop_compact, call_pop_rettramp): New insns.
8020 (call_value_pop_compact, call_value_pop_rettramp): New insns.
8021 (sibcall) [flag_pic]: Use GOT.
8022 (builtint_setjmp_receiver): Remove bogus, unused expand.
8023 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
8024 (*pt, *ptb, ptrel): New insns.
8025 (sym2GOT): Handle DImode GOT.
8026 (sym2GOTPLT, symGOTPLT2reg): New expands.
8027 (sym2PIC): New expand.
8028 (shcompact_return_tramp): Use GOTPLT to return trampoline.
8029 (shcompact_return_tramp_i): Use return register explicitly.
8030 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
8031 disable flag_reorder_blocks.
8032 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
8033 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
8034 clobbers, for clarity.
8035 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
8036 restoring of r0 in macl as MAYBE_DEAD.
8037 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
8038 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
8039 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
8040 alter_subreg all over.
8041 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
8042 reload, instead of emitting instructions that would require
8044 (casesi_load_media): Add missing modes.
8045 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
8046 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
8047 as used if the argument decoder is called.
8048 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
8049 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
8050 Pmode, then extend it to DImode if necessary.
8051 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
8052 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
8053 constants in FPU-enabled SHmedia, let them be loaded from memory.
8054 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
8055 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
8056 Adjust whitespace in assembly output templates.
8057 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
8058 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
8059 mode of if_then_else.
8060 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
8061 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
8063 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
8064 Joern Rennecke <amylaar@redhat.com>
8065 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
8066 (SUBTARGET_CPP_PTR_SPEC): New.
8067 (SUBTARGET_CPP_SPEC): Remove.
8068 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
8069 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
8070 Fix typo in previous checkin.
8071 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
8072 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
8073 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
8074 Alexandre Oliva <aoliva@redhat.com>
8075 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
8076 what single FP register can hold for SHmedia target.
8077 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
8078 Alexandre Oliva <aoliva@redhat.com>
8079 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
8080 Do not split into SUBREG.
8081 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
8082 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
8083 and added new functions as specified in SH5 ABI r9.
8084 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
8085 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
8087 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
8088 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
8089 gen_consttable_4 and gen_consttable_8. Emit multiple labels
8090 and consttable_window_ends.
8091 2001-06-03 Graham Stott <grahams@redhat,com>
8092 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
8093 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
8094 * config/sh/sh.c (print_operand): Handle floating-point pair,
8095 vector and matrix registers.
8096 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
8097 vector modes into account.
8098 * config/sh/sh.md (movv2sf): Split move between registers into
8100 (movv4sf, movv16sf): Introduce insns that get split only after
8102 * config/sh/shmedia.h: Fix Copyright dates.
8103 * config/sh/ushmedia.h: Likewise. Move loop counter
8104 declarations into conditionals that uses them.
8105 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
8107 * config/sh/sshmedia.h: Fix Copyright dates.
8108 (sh_media_PUTCFG): Fix constraints.
8109 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
8110 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
8111 ptrmemfunc_vbit_in_delta for SH5.
8112 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
8113 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
8114 * invoke.texi: Likewise.
8115 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
8116 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
8117 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
8118 GCC_pop_shmedia_regs_nofpu): New global symbols.
8119 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
8120 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
8121 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
8122 compact function with nonlocal labels.
8123 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
8124 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
8125 (initial_elimination_offset): Account for their stack space.
8126 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
8127 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
8128 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
8129 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
8130 least one of the operands to be a register.
8131 (movv2sf): Likewise. Renamed to movv2sf_i.
8132 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
8133 prepare_move_operands() before emitting SHmedia insns.
8134 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
8135 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
8136 Don't save nor initialize r12. Don't mis-align the stack.
8137 Pad the code with a nop.
8138 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
8140 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
8141 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
8142 [__SHMEDIA__]: Implement.
8143 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
8144 * config/sh/sh.md: Set latency of `pt' closer to reality.
8145 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
8146 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
8147 Set move, load and store type attributes.
8148 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
8149 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
8151 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
8152 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
8153 * config/sh/sh.c (sh_media_register_for_return): New function.
8154 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
8155 branch-target register.
8156 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
8157 * config/sh/sh.md (return_media_i): Use any call-clobbered
8158 branch-target register.
8159 (return_media): If r18 wasn't copied in the prologue, copy it
8161 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
8162 Clear class FP0_REGS.
8163 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
8165 2001-03-08 DJ Delorie <dj@redhat.com>
8166 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
8167 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
8168 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
8169 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
8170 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
8171 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
8172 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
8173 return value correctly for call_cookie.
8174 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
8175 * config/sh/crt1.asm (start): Modified so as to call
8176 ___setup_argv_and_call_main.
8177 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
8178 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
8180 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
8181 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
8182 (STRIP_NAME_ENCODING): Use it.
8183 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
8184 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
8185 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
8186 prepare_scc_operands().
8187 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
8188 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
8189 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
8190 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
8191 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
8192 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
8193 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
8194 used in shcompact_incoming_args.
8195 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
8197 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
8199 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
8201 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
8202 Simplify. Adjust. Add sanity check.
8203 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
8205 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
8207 (udivsi3, divsi3): Use them.
8208 (force_mode_for_call): New insn.
8209 (call, call_value, sibcall_value): Emit it before SHcompact
8211 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
8212 * config/sh/sh.md (call, call_value, sibcall): Make sure the
8213 call cookie is non-NULL before taking its value.
8214 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
8215 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
8216 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
8217 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
8219 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
8220 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
8221 temporary for stack adjusts. Use MACL and MACH to pass
8222 arguments to shcompact_incoming_args.
8223 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
8225 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
8226 (nested_trampoline): Load static chain address into r1.
8227 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
8228 2001-01-07 Alexandre Oliva <aoliva@redhat.com
8229 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
8230 fp_arith_reg_operand().
8231 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
8232 * config/sh/sh.md (casesi): Sign-extend the first two operands,
8233 and use signed compares for them.
8234 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
8235 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
8236 ones properly aligned.
8237 (find_barrier): Account for extra alignment needed for 8-byte wide
8239 (machine_dependent_reorg): Require a label for the second 4-byte
8240 constant after an 8-byte one.
8241 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
8243 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
8244 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
8245 last_float when switching float modes.
8246 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
8247 auto-increment for general-purpose registers.
8248 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
8250 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
8252 * config/sh/sh.c (sh_builtin_saveregs): Support using all
8253 registers for varargs.
8254 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
8255 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
8256 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
8257 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
8258 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
8259 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
8260 call_cookie accordingly.
8261 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
8262 (SHCOMPACT_BYREF): Likewise.
8263 (SHCOMPACT_FORCE_ON_STACK): New macro.
8264 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
8265 (sh_builtin_saveregs): Likewise.
8266 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
8267 shcompact_incoming_args): Use new shift values. Support
8268 sequences of consecutive and non-consecutive pushes/pops.
8269 * config/sh/sh.md (return): Don't explicitly use PR_REG.
8270 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
8271 * config/sh/sh.h (TEXT_SECTION): Define.
8272 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
8273 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
8274 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
8275 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
8276 return values on FPU-enabled SHmedia.
8277 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
8278 FPU-enabled SHmedia.
8279 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
8280 value is returned in a non-FP reg and is not returned by
8282 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
8284 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
8285 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
8286 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
8287 quad-aligned to be passed by callee-copy reference.
8288 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
8289 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
8290 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
8291 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
8292 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
8293 copying low-numbered FP regs to r7 and r8.
8294 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
8295 FP regs to general-purpose regs only if the copy was passed on the
8297 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
8298 copying FP reg to r9.
8299 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
8300 copy FP regs to general-purpose regs only in outgoing calls.
8301 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
8302 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
8304 * config/sh/sh.h (struct sh_args): Document all fields.
8305 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
8306 passed partially on the stack should not consider making
8308 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
8309 stack_regs only for incoming calls. When passing FP args,
8310 make sure there are FP regs available before modifying
8312 (SHCOMPACT_BYREF): Pass double args in general-purpose
8313 registers by reference.
8314 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
8315 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
8316 attempt to generate sibcalls if the caller got any arguments
8318 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
8319 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
8320 to 8-byte boundaries.
8321 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
8322 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
8323 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
8324 stored in the stack.
8325 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
8326 for the offsets to have the ISA bit set.
8327 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
8328 invocation. Use beq instead of bgt to mark end of sequence of
8330 (shcompact_incoming_args): Fix store of r2. Use beq instead of
8331 bgt to mark end of sequence of stores.
8332 * config/sh/sh.c (arith_operand): Don't check whether
8333 CONST_OK_FOR_J for now.
8334 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
8335 instead of long for conversion.
8336 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
8337 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
8338 before passing it to fprintf.
8339 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
8340 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
8341 Call set_fpscr before reading/writing SR.
8342 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
8344 * config/sh/lib1funcs.asm: Add `.align 2' directives before
8346 (FMOVD_WORKS): Define on SH5 with FPU.
8347 (set_fpscr): Define on SH5. Remove separate _fpscr_values
8349 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
8351 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
8352 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
8354 (ia_main_table): Ditto.
8355 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
8356 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
8357 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
8358 the definitions from sh.h.
8359 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
8361 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
8362 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
8363 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
8364 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
8365 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
8366 Increment LABEL_NUSES.
8368 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
8370 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
8372 * config/sh/elf.h (SIZE_TYPE): Likewise.
8373 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
8374 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
8375 shcompact_incoming_args): Load switch table addresses using
8377 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
8378 (NO_BUILTIN_SIZE_TYPE): Define.
8379 (SIZE_TYPE): Don't define.
8380 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
8381 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
8382 definition of __SH5__=32 for -m5-compact-nofpu.
8383 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
8385 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
8386 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
8387 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
8388 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
8389 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
8390 (INSN_LENGTH_ALIGNMENT): Likewise.
8391 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
8392 * config/sh/sh.md (call, call_value, sibcall): Simplify
8393 copying of non-branch-target register.
8394 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
8395 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
8396 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
8397 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
8398 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
8399 floating-point values as structs.
8400 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
8401 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
8402 general-purpose register.
8403 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
8404 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
8405 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
8406 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
8407 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
8408 (ENCODE_SECTION_INFO): Enclose variables and constants in
8410 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
8411 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
8412 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
8413 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
8414 only for LABEL_REFs. For SYMBOL_REFs, prepend
8415 SH_DATALABEL_ENCODING to the symbol name.
8416 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
8418 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
8419 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
8421 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
8422 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
8423 (DATALABEL_REF_P): Don't require CONST.
8424 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
8426 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
8427 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
8429 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
8430 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
8431 Use shallow_copy_rtx and PUT_MODE to change the mode of
8432 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
8433 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
8434 on SHmedia using GENERAL_REGs.
8435 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
8436 bltu_media_i): Fix reversion of conditions.
8437 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
8438 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
8439 * config/sh/sh.c (output_far_jump): Save r13 in macl.
8440 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
8441 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
8442 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
8443 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
8444 (GCC_nested_trampoline): Likewise.
8445 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
8446 * config/sh/sh.c (gen_datalabel_ref): Define.
8447 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
8448 (INITIALIZE_TRAMPOLINE): Likewise.
8449 (TRAMPOLINE_ADJUST_ADDRESS): Define.
8450 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
8451 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
8452 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
8453 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
8454 (ic_invalidate): Adjust for SH5.
8455 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
8456 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
8458 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
8459 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
8460 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
8461 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
8462 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
8463 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
8464 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
8465 * config/sh/sh.c (target_reg_operand): Match only target-branch
8466 registers and pseudos that aren't virtual registers.
8467 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
8468 Copy operands that don't match target_reg_operand to pseudos.
8469 (call_media, call_value_media, sibcall_media): Use
8470 target_reg_operand instead of target_operand.
8471 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
8472 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
8473 * config/sh/sh.c (target_reg_operand): Match hardware registers
8474 other than branch-target registers.
8475 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
8476 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
8477 (fpscr_values) [SH5 == 32]: Define.
8478 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
8479 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
8480 Handle function addresses coming in SUBREGs.
8481 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
8482 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
8483 shcompact_return_trampoline): Use datalabel where appropriate.
8484 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
8485 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
8486 general-purpose register to copy one branch-target register to
8488 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
8489 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
8490 SYMBOL_REFs with VOIDmode.
8491 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
8492 bltu_media_i): New insns.
8493 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
8494 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
8495 (INIT_CUMULATIVE_ARGS): Likewise.
8496 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
8497 * machmode.def (V16SFmode): New mode.
8498 * c-common.c (type_for_mode): Support V2SF and V16SF.
8499 * tree.c (build_common_tree_nodes_2): Likewise.
8500 * tree.h (tree_index): Likewise.
8501 * calls.c (emit_call_1): Take args_so_far. Adjust all
8502 callers. Introduce CALL_POPS_ARGS.
8503 * tm.texi (CALL_POPS_ARGS): Document.
8504 * config/sh/crt1.asm: Implement in SHmedia mode.
8505 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
8506 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
8507 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
8508 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
8509 Implement divsi and udivsi in SHmedia mode. Introduce
8510 SHcompact trampolines.
8511 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
8513 (regno_reg_class): Rewrite.
8514 (fp_reg_names): Remove.
8515 (sh_register_names, sh_additional_register_names): New.
8516 (print_operand): Added `u'. Support SUBREGs in addresses.
8517 Add parentheses around shifted CONSTs.
8518 (output_file_start): Output .mode and .abi directives.
8519 (shiftcosts, addsubcosts, multcosts): Adjust.
8520 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
8521 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
8522 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
8523 bytes, not registers. Take into account the need for the
8524 SHcompact incoming args trampoline. Adjust all callers.
8525 (sh_expand_prologue): Take stack_regs into account. Call
8526 incoming args trampoline. Keep stack aligned as per SH5 ABI.
8527 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
8528 stack aligned as per SH5 ABI.
8529 (sh_builtin_saveregs): Support SH5 ABI.
8530 (sh_build_va_list, sh_va_start): Likewise.
8531 (initial_elimination_offset): Take alignment into account.
8532 Compute location of PR according to the SH5 stack frame.
8533 (arith_reg_operand): Reject branch-target registers.
8534 (shmedia_6bit_operand): New.
8535 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
8536 (target_reg_operand): Match DImode only. Accept SUBREGs.
8537 (target_operand): New.
8538 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
8539 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
8540 SIBCALL_REGS for SHmedia.
8541 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
8542 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
8543 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
8544 (TARGET_SWITCHES): New SH5 flags.
8545 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
8546 VALID_REGISTER_P to disable unsupported registers.
8547 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
8548 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
8549 (FUNCTION_ARG_PADDING): Define.
8550 (FASTEST_ALIGNMENT): Adjust.
8551 (SH_REGISTER_NAMES_INITIALIZER): New.
8552 (sh_register_names): Declare.
8553 (DEBUG_REGISTER_NAMES): Define.
8554 (REGISTER_NAMES): Define based on sh_register_names.
8555 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
8556 (sh_additional_register_names): Declare.
8557 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
8558 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
8559 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
8560 (REGISTER_NATURAL_MODE): Define.
8561 (FIRST_PSEUDO_REGISTER): Adjust.
8562 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
8563 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
8564 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
8565 (VECTOR_MODE_SUPPORTED_P): Define.
8566 (REG_CLASS_CONTENTS): Adjust.
8567 (SMALL_REGISTER_CLASSES): Adjust.
8568 (REG_ALLOC_ORDER): Adjust.
8569 (INDEX_REG_CLASS): Adjust.
8570 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
8571 (CONST_OK_FOR_LETTER_P): Adjust.
8572 (PREFERRED_RELOAD_CLASS): Adjust.
8573 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
8574 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
8575 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
8576 (FIRST_FP_PARM_REG): Adjust.
8577 (CALL_POPS_ARGS): Define.
8578 (FUNCTION_ARG_REGNO_P): Adjust.
8579 (struct sh_args): New fields.
8580 (GET_SH_ARG_CLASS): Adjust.
8581 (INIT_CUMULATIVE_ARGS): Adjust.
8582 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
8583 (FUNCTION_ARG_ADVANCE): Adjust.
8584 (FUNCTION_ARG): Adjust.
8585 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
8586 (FUNCTION_ARG_CALLEE_COPIES): Define.
8587 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
8588 (STRICT_ARGUMENT_NAMING): Define.
8589 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
8590 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
8591 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
8592 (SETUP_INCOMING_VARARGS): Adjust.
8593 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
8594 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
8595 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
8596 (SUBREG_OK_FOR_INDEX_P): Adjust.
8597 (EXTRA_CONSTRAINT_S): Update.
8598 (EXTRA_CONSTRAINT_T): New.
8599 (EXTRA_CONSTRAINT): Adjust.
8600 (GO_IF_LEGITIMATE_INDEX): Adjust.
8601 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
8602 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
8604 (MAX_MOVE_MAX): Define.
8606 (CONST_COSTS): Adjust.
8607 (REGISTER_MOVE_COST): Adjust.
8608 (BRANCH_COST): Adjust.
8609 (TEXT_SECTION_ASM_OP): Adjust.
8610 (DBX_REGISTER_NUMBER): Adjust.
8611 (ASM_OUTPUT_DOUBLE_INT): New.
8612 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
8613 (PREDICATE_CODES): Adjust.
8614 (PROMOTE_MODE): Adjust.
8615 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
8616 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
8617 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
8618 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
8619 (DR0_REG, DR2_REG, DR4_REG): Renumber.
8620 (TR0_REG, TR1_REG, TR2_REG): New.
8621 (XD0_REG): Renumber.
8622 (UNSPEC_COMPACT_ARGS): New.
8623 (type): Added pt and ptabs.
8624 (length): Default to 4 on SHmedia. Default pt length to 12
8625 and 20 on SHmedia32 and SHmedia64, respectively.
8626 (pt): New function unit.
8627 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
8628 Add whitespace between operands of SHmedia instructions.
8630 (adddi3_media, addsi3_media): Adjust constraints.
8631 (subsi3) [SHmedia]: Force operand 1 into a register.
8632 (udivsi3_i1_media, udivsi3_i4_media): New.
8633 (udivsi3): Support SHmedia.
8634 (divsi3_i1_media, divsi3_i4_media): New.
8635 (divsi3): Support SHmedia.
8636 (anddi3, iordi3, xordi3): Adjust constraints.
8637 (zero_extendhidi2, zero_extendqidi2): New.
8638 (extendsidi2, extendhidi2, extendqidi2): New.
8639 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
8640 (pop_e, pop_fpul, pop_4): Likewise.
8641 (movsi_media): Support FP and BT registers.
8642 (movsi_media_nofpu): New. Adjust splits to DImode.
8643 (lduw, ldub): Renamed to zero_extend* above.
8644 (movqi_media): Fix typo.
8645 (movdi_media): Support FP and BT registers.
8646 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
8647 (movdi_const_32bit): New.
8648 (shori_media): Require immediate operand. Use `u' for output.
8649 (movdf_media, movsf_media): Simplified.
8650 (movdf_media_nofpu, movsf_media_nofpu): New.
8651 (movdf, movsf): Adjust
8652 (movv2sf, movv2sf, movv16sf): New.
8653 (beq_media, beq_media_i): Adjust constraints. Don't use
8654 scratch BT register.
8655 (bne_media, bne_media_i): Likewise.
8656 (bgt_media, bgt_media_i): Likewise.
8657 (bge_media, bge_media_i): Likewise.
8658 (bgtu_media, bgtu_media_i): Likewise.
8659 (bgeu_media, bgeu_media_i): Likewise.
8660 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
8661 bunordered): Emit jump insn. Force operands to registers when
8663 (jump_media, jump): Simplify.
8664 (call_compact, call_compact_rettramp): New.
8665 (call_value_compact, call_value_compact_rettramp): New.
8666 (call_media, call_value_media): Simplify.
8667 (sibcall_compact, sibcall_media): New.
8668 (call, call_value): Adjust for SHmedia and SHcompact.
8669 (sibcall, sibcall_value, untyped_call): Likewise.
8670 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
8671 (indirect_jump): Adjust for SHmedia.
8672 (casesi_jump_media): New.
8673 (nop): Re-enable for SHmedia.
8674 (call_site): Restrict to SH1.
8675 (casesi): Adjust for SHmedia.
8676 (casesi_shift_media, casesi_load_media): New.
8677 (return): Explicitly use PR register. Call return trampoline
8679 (return_i): Explicitly use PR register.
8680 (shcompact_return_tramp, shcompact_return_tramp_i): New.
8681 (return_media): Adjust.
8682 (shcompact_incoming_args): New.
8684 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
8685 (movstrsi): Disable on SH5.
8686 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
8687 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
8688 (subsf3, subsf3_media): Likewise.
8689 (mulsf3, mulsf3_media, mac_media): Likewise.
8690 (divsf3, divsf3_media): Likewise.
8691 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
8692 (floatsisf2, fux_truncsfsi2): Likewise.
8693 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
8695 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
8696 (cmpunsf_media, cmpsf): Likewise.
8697 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
8698 (abssf2, abssf2_media): Likewise.
8699 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
8700 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
8701 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
8702 (floatsidf2, fix_truncdfsi2): Likewise.
8703 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
8705 (cmpeqdf_media, cmpgtdf_media): Likewise.
8706 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
8707 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
8708 (absdf2, absdf2_media): Likewise.
8709 (extendsfdf2, extendsfdf2_media): Likewise.
8710 (truncsfdf2, truncsfdf2_media): Likewise.
8711 * config/sh/sh64.h: New file.
8712 * config/sh/t-sh64: New file.
8713 * config/sh/shmedia.h: New file.
8714 * config/sh/ushmedia.h: New file.
8715 * config/sh/sshmedia.h: New file.
8716 * configure.in: Added sh64-*-elf.
8717 * configure: Rebuilt.
8718 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
8719 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
8720 (reg_class_from_letter): Use `b' for TARGET_REGS.
8721 (print_operand): Support `%M', `%m', `AND' and
8722 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
8723 (andcosts): Adjust for SHmedia.
8724 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
8726 (target_reg_operand): New function.
8727 * config/sh/sh-protos.h (target_reg_operand): Declare.
8728 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
8729 FP registers on SH5.
8730 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
8732 (TARGET_REGISTER_P): New macro.
8733 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
8734 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
8735 (EXTRA_CONSTRAINT_S): New macro.
8736 (EXTRA_CONSTRAINT): Adjust.
8737 (FLOAT_TYPE_SIZE): Define to 32.
8738 (Pmode): DImode on SHmedia.
8739 (CONST_COSTS): Adjust for SHmedia literals.
8740 (PREDICATE_CODES): Added target_reg_operand.
8741 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
8742 * config/sh/sh.md: Remove all attrs from SHmedia insns.
8743 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
8744 (cmpdi): Accept SHmedia.
8745 (movdicc_false, movdicc_true): New insns.
8746 (movdicc): New expand.
8747 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
8749 (addsi3_media): Match `S' constraint.
8750 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
8751 (negdi2): Expand for SHmedia.
8752 (one_cmpldi2): New expand.
8753 (zero_extendsidi2): Change from expand to insn.
8754 (extendsidi2): Add constraints.
8755 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
8756 LD/ST address. Fix SI immediate loading split.
8757 (movhi_media, movqi_media, lduw, ldub): New insns.
8758 (movhi, movqi): Accept SHmedia.
8759 (shori_media, movdi_media): Relax input constraints. Split
8761 (movdf_media, movsf_media): New insn. New split to movdi.
8762 (movdf, movsf): Match on SHmedia.
8763 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
8764 bgeu_media): New insns and splits. New insns with `_i' suffix.
8765 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
8766 (bunordered): New expand.
8767 (jump_compact): Renamed from `jump'.
8768 (jump_media): New insn.
8770 (call_media, call_value_media): New insns.
8771 (call, call_value): Adjust.
8772 (indirect_jump_compact): Renamed from `indirect_jump'.
8773 (indirect_jump_media): New insn.
8774 (indirect_jump): New expand.
8775 (untyped_call, return): Accept SHmedia.
8776 (return_media): New insn.
8777 (prologue, epilogue, blockage): Accept SHmedia.
8778 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
8779 (sunordered): New expand.
8780 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
8781 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
8782 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
8783 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
8784 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
8785 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
8786 abssf2_media): New insns.
8787 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
8788 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
8789 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
8790 floatdidf2, floatsidf2_media, fix_truncdfdi2,
8791 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
8792 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
8793 absdf2_media): New insns.
8794 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
8795 (extendsfdf2_media, truncdfsf2_media): New insns.
8796 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
8797 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
8798 * config/sh/sh.h (CONST_OK_FOR_J): Document.
8799 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
8800 * config/sh/sh.md (adddi3): New expand.
8801 (adddi3_media, adddi3z_media): New insns.
8802 (adddi3_compact): Renamed from adddi3.
8803 (addsi3_media): Use add.l r63 to add constant zero.
8804 (subdi3): New expand.
8805 (subdi3_media): New insn.
8806 (subdi3_compact): Renamed from subdi3.
8807 (mulsidi3): New expand.
8808 (mulsidi3_media): New insn.
8809 (mulsidi3_compact): Renamed from mulsidi3.
8810 (umulsidi3): New expand.
8811 (umulsidi3_media): New insn.
8812 (umulsidi3_compact): Renamed from umulsidi3.
8813 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
8814 (ashlsi3, ashrsi3, lshrsi3): Use them.
8815 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
8816 (ashldi3, ashrdi3, lshrdi3): Use them.
8817 (zero_extendsidi2): New expand.
8818 (extendsidi2): New insn.
8819 (movsi_media): New insn. Split to movdi to load constants.
8820 (movsi): Enable for shmedia.
8821 (movdi_media): New insn. Use shori_media to load wide constants.
8822 (short_media): New insn.
8823 (movdi): Enable for shmedia.
8824 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
8825 * config/sh/sh.h (CPP_SPEC): Added `m5'.
8826 (SUBTARGET_CPP_SPEC): Added `!m5'.
8827 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
8828 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
8829 to all other SH variants.
8830 (TARGET_DEFAULT): Set to SH1_BIT.
8831 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
8832 (BITS_PER_WORD): Raise to 64 on shmedia.
8833 (MAX_BITS_PER_WORD): Change to 64.
8834 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
8835 (INT_TYPE_SIZE): Keep as 32.
8836 (UNITS_PER_WORD): Raise to 8 on shmedia.
8837 (MIN_UNITS_PER_WORD): Keep as 4.
8838 (POINTER_SIZE): Raise to 64 on shmedia.
8839 (CONST_OK_FOR_J): New macro.
8840 (CONST_OK_FOR_LETTER_P): Use it.
8841 (processor_type): Add PROCESSOR_SH5.
8842 * config/sh/sh.md: Conditionalize all expands, insns and
8843 splits to TARGET_SH1.
8845 (addsi3_compact): Renamed from...
8846 (addsi3): Now an expand.
8847 (addsi3_media, subsi3_media): New insns.
8848 (subsi3): Don't negate constants with SHmedia.
8850 * hooks.c: New file.
8851 * hooks.h: New file.
8852 * Makefile.in (HOOKS_H): New.
8853 (TARGET_DEF_H): Added $(HOOKS_H).
8854 (OBJS): Added hooks.o.
8855 (cfgcleanup.o, bb-reorder.o): Added target.h.
8856 (hooks.o): Added dependencies.
8857 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
8858 (TARGET_INITIALIZER): this.
8859 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
8860 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
8861 * bb-reorder.c: Include target.h.
8862 (reorder_basic_blocks): Skip if cannot modify jumps.
8863 * cfgcleanup.c: Include target.h.
8864 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
8866 2002-02-08 Chris Demetriou <cgd@broadcom.com>
8868 * config/mips/mips.md (casesi_internal, casesi_internal_di):
8869 Protect jump delay slot instructions with .set noreorder and
8872 2002-02-08 Chris Demetriou <cgd@broadcom.com>
8874 * config/mips/mips.md (casesi_internal_di): Calculate
8875 the index into the target offset table correctly.
8877 2002-02-08 Richard Henderson <rth@redhat.com>
8879 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
8880 * final.c (output_addr_const): Accept and discard SUBREG.
8881 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
8882 mark them unknown instead.
8883 (simplify_subtraction): Handle RTX_UNKNOWN.
8884 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
8886 2002-02-08 David Edelsohn <edelsohn@gnu.org>
8888 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
8890 2002-02-08 Richard Henderson <rth@redhat.com>
8892 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
8894 2002-02-08 Andreas Jaeger <aj@suse.de>
8896 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
8897 * config/i386/t-linux64: New file.
8899 2002-02-08 Jakub Jelinek <jakub@redhat.com>
8901 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
8902 * c-parse.in (compstmt): Clear last_expr_type.
8904 2002-02-07 Richard Henderson <rth@redhat.com>
8906 * loop.c (strength_reduce): Sink final_value when not
8909 2002-02-07 David O'Brien <obrien@FreeBSD.org>
8911 * config/sparc/freebsd.h: Fix mismatched spec {.
8913 2002-02-07 Richard Henderson <rth@redhat.com>
8915 * cfgrtl.c: Include recog.h and insn-config.h.
8916 (keep_with_call_p): Fix general_operand invocation.
8917 * Makefile.in (cfgrtl.o): Update dependencies.
8919 2002-02-07 Kazu Hirata <kazu@hxi.com>
8921 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
8922 comment. Accept HImode only if TARGET_H8300.
8924 2002-02-07 Eric Christopher <echristo@redhat.com>
8926 * config/mips/crtn.asm: Cleanup #ifdefs.
8928 2002-02-07 Eric Christopher <echristo@redhat.com>
8930 * config/mips/crti.asm: Add changes for mips16. mips16 uses
8931 register 7 as RA instead of $31.
8932 * config/mips/crtn.asm: Ditto.
8933 * config/mips/mips.c (mips_move_2words): Add case for
8934 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
8935 (compute_frame_size): Fix typo.
8936 (save_restore_insns): Ditto. Make documentation about using
8937 register $7 as return register more precise.
8938 (mips_expand_epilogue): Fix comment. Add code to work around not
8939 being able to add to the stack pointer directly.
8940 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
8941 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
8944 2002-02-07 Tom Rix <trix@redhat.com>
8946 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
8947 immediates in ldu and stdu DS opcode field.
8948 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
8949 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
8950 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
8952 2002-02-07 Jeff Sturm <jsturm@one-point.com>
8954 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
8955 offset for stack bias.
8957 2002-02-07 H.J. Lu <hjl@gnu.org>
8959 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
8961 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
8963 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
8965 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
8967 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
8968 * i386.c (x86_order_regs_for_local_alloc): New global function.
8969 * i386.h (REG_ALLOC_ORDER): CLeanup.
8970 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
8972 2002-02-07 Richard Henderson <rth@redhat.com>
8974 PR optimization/2463
8975 * alias.c (find_base_value): Recall base values for fixed hard regs.
8976 * loop.c (loop_regs_update): Don't use single_set on non-insns.
8978 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
8980 * config/mips/mips.md (define_delay) [mips16]: Adjust required
8983 2002-02-06 Richard Henderson <rth@redhat.com>
8986 * stmt.c (resolve_operand_name_1): Take more care with mixed
8987 named and unnamed operands.
8989 2002-02-06 Janis Johnson <janis187@us.ibm.com>
8990 Jan Hubicka <jh@suse.cz>
8992 * loop.c (remove_constant_addition): Avoid clobbering a shared
8995 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
8997 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
8998 * config/s390/t-linux64: New file.
8999 * config/s390/libgcc-glibc.ver: New file.
9001 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
9003 * config/s390/linux64.h: Delete file.
9004 * config/s390/s390x.h: New file.
9005 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
9006 as target header file.
9007 * config/s390/linux.h (TARGET_VERSION): Define depending on
9008 DEFAULT_TARGET_64BIT.
9009 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
9010 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
9011 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
9012 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
9013 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
9014 (EXTRA_SPEC): New define.
9015 * config/s390/s390.h (TARGET_VERSION): Define depending on
9016 DEFAULT_TARGET_64BIT.
9017 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
9019 2002-02-06 Jason Merrill <jason@redhat.com>
9021 * c-decl.c (finish_function): Warn about a non-void function with
9022 no return statement and no abnormal exit.
9023 (current_function_returns_abnormally): New variable.
9024 (start_function): Clear it.
9025 (struct c_language_function): Add returns_abnormally.
9026 (push_c_function_context): Save it.
9027 (pop_c_function_context): Restore it.
9028 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
9029 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
9030 an explicit return type.
9031 * c-tree.h: Declare current_function_returns_abnormally.
9032 (C_FUNCTION_IMPLICIT_INT): New macro.
9033 * c-typeck.c (build_function_call): Set it.
9034 (c_expand_return): Set current_function_returns_value even if the
9037 2002-02-06 Jakub Jelinek <jakub@redhat.com>
9040 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
9041 unsafe for reevaluation.
9043 2002-02-06 Jakub Jelinek <jakub@redhat.com>
9046 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
9047 EXPR_STMT, but COMPOUND_STMT, recurse into it.
9049 2002-02-06 Richard Henderson <rth@redhat.com>
9051 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
9052 be a general_operand. Dest for function value must be a pseudo.
9054 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
9056 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
9057 as SYMBOL_REFs from the constant pool.
9059 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
9061 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
9062 passed by invisible reference.
9064 2002-02-05 Richard Henderson <rth@redhat.com>
9066 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
9068 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
9070 Implement using "base addresses" in insn operands as default.
9071 * config/mmix/mmix.c (mmix_conditional_register_usage): if
9072 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
9073 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
9074 used to read the rtx value.
9075 (mmix_target_asm_function_epilogue): Fix spacing.
9076 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
9077 (mmix_legitimate_address): Ditto.
9078 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
9079 should be loaded with a GETA insn. Don't allocate needless extra
9080 char for nul termination and fix misleading comment.
9081 (mmix_print_operand_address): Handle constants if
9082 TARGET_BASE_ADDRESSES.
9083 (mmix_output_register_setting): Use base addressing if
9084 TARGET_BASE_ADDRESSES and the number of insns is 3.
9085 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
9086 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
9087 to use R as constraint, add LDA to match s.
9088 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
9089 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
9090 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
9091 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
9092 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
9093 order with other fixed registers.
9094 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
9095 other parameter/call-clobbered registers.
9096 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
9097 -mbase-addresses, -mno-base-addresses.
9098 (MMIX Options): Ditto.
9100 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
9102 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
9104 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
9106 * config/rs6000/altivec.h: Change elem to _S_elem.
9108 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
9110 * config/netbsd.h (WCHAR_TYPE): Define.
9111 (WCHAR_TYPE_SIZE): Ditto.
9113 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
9114 (WCHAR_UNSIGNED): Ditto.
9115 (WCHAR_TYPE_SIZE): Ditto.
9117 * config/arm/netbsd.h: Likewise.
9118 * config/i386/netbsd-elf.h: Likewise.
9119 * config/i386/netbsd.h: Likewise.
9120 * config/m68k/netbsd-elf.h: Likewise.
9121 * config/m68k/netbsd.h: Likewise.
9122 * config/ns32k/netbsd.h: Likewise.
9123 * config/sparc/netbsd.h: Likewise.
9124 * config/vax/netbsd.: Likewise.
9126 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
9128 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
9129 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
9130 (TARGET_INITIALIZER): this.
9131 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
9132 (BITFIELD_NBYTES_LIMITED): Markup fix.
9133 * tree.h (default_ms_bitfield_layout_p): Declare.
9134 (record_layout_info): Added prev_field.
9135 * tree.c (default_ms_bitfield_layout_p): New fn.
9136 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
9137 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
9138 * stor-layout.c: Include target.h.
9139 (start_record_layout): Initialize prev_field.
9140 (place_field): Handle MS bit-field layout, and disregard
9141 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
9142 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
9143 * Makefile.in (stor-layout.o): Adjust dependencies.
9145 2002-02-05 Jason Merrill <jason@redhat.com>
9147 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
9149 2002-02-05 Andreas Jaeger <aj@suse.de>
9151 * crtstuff.c: Fix comments.
9153 2002-02-05 Richard Henderson <rth@redhat.com>
9156 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
9157 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
9160 * config/mips/mips.c (function_arg): Handle TImode.
9161 (function_arg_advance): Likewise.
9163 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
9165 * config/rs6000/altivec.h (vec_step_help): Rename to
9168 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
9170 * config/rs6000/altivec.h: Fix typos.
9172 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
9174 * config/arm/netbsd.h: Correct a comment.
9176 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
9178 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
9179 building void typed builtins.
9181 * config/rs6000/altivec.h (vec_ld*): Fix typos.
9182 (vec_step): Implement for C++.
9184 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9186 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
9188 2002-02-04 Richard Henderson <rth@redhat.com>
9190 * combine.c (nonzero_bits): Re-introduce special case for
9191 sp/fp/ap wrt REGNO_POINTER_ALIGN.
9193 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
9195 * doc/extend.texi: Warn about unsupported usage of altivec
9198 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
9199 (altivec_predicate_*): New.
9201 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
9202 Add C++ version of vec_*() functions.
9204 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
9205 (bdesc_2arg): Remove altivec predicates.
9206 (altivec_expand_builtin): Handle predicates.
9207 (altivec_init_builtins): Handle predicates.
9208 (altivec_expand_predicate_builtin): New.
9210 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9212 * pa.c (DO_FRAME_NOTES): Move forward.
9213 (store_reg): Revise handling of frame notes.
9214 (load_reg): Likewise.
9215 (set_reg_plus_d): Likewise.
9216 (hppa_expand_prologue): Likewise.
9217 (hppa_expand_epilogue): Likewise.
9219 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9221 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
9223 2002-02-04 Jakub Jelinek <jakub@redhat.com>
9225 PR c/4475, c++/3780:
9226 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
9227 * c-common.h (SWITCH_TYPE): Define.
9228 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
9229 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
9230 Rename spareness variable to sparseness.
9231 (expand_end_case_type): Renamed from expand_end_case, use orig_type
9232 if non-NULL instead of TREE_TYPE (orig_index).
9233 * tree.h (expand_end_case_type): Renamed from expand_end_case.
9234 (expand_end_case): Define using expand_end_case_type.
9235 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
9236 to expand_end_case_type.
9237 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
9239 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9241 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
9242 (BIGGEST_ALIGNMENT): Change to 128.
9244 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9246 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
9248 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
9250 * pa.md (call_internal_reg_64bit): Remove unused variable.
9252 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
9254 * config/arm/arm.h (machine_function): Add uses_anonymous_args
9256 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
9257 * config/arm/arm.c (current_function_anonymous_args): Delete,
9258 replace uses with cfun->machine->uses_anonymous_args.
9259 (arm_reorg): Do not reset uses_anonymous_args.
9261 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
9262 any geenral register.
9264 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
9266 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
9269 2002-02-04 Richard Henderson <rth@redhat.com>
9271 * combine.c (force_to_mode): Remove STACK_BIAS code.
9272 (nonzero_bits): Likewise. Replace sp/fp special case with
9273 REGNO_POINTER_ALIGN.
9275 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
9276 (HARD_FRAME_POINTER_REGNUM): New.
9277 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
9278 (FIXED_REGS, CALL_USED_REGS): Update.
9279 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
9280 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
9281 (HARD_REGNO_NREGS): Update for SFP.
9282 (STACK_POINTER_OFFSET): Include bias here ...
9283 (FIRST_PARM_OFFSET): ... not here.
9284 (STACK_BIAS): Remove.
9285 (INIT_EXPANDERS): New.
9286 (STARTING_FRAME_OFFSET): Do not include bias.
9287 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
9288 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
9289 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
9290 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
9291 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
9292 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
9293 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
9294 (MUST_SAVE_REGISTER): Likewise.
9295 (sparc_flat_function_prologue): Likewise.
9296 (sparc_flat_function_epilogue): Likewise.
9297 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
9298 (sparc_init_modes): SFP is GENERAL_REGS.
9299 (sparc_builtin_saveregs): SFP does not have bias applied.
9301 2002-02-04 Richard Henderson <rth@redhat.com>
9303 * config/alpha/alpha.c (current_function_is_thunk): Don't check
9304 current_function_is_thunk.
9305 (alpha_sa_mask): Distinguish between current_function_is_thunk
9306 called from ASM_OUTPUT_MI_THUNK and not.
9307 (alpha_does_function_need_gp): Thunks always need gp.
9308 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
9309 (alpha_output_mi_thunk_osf): New.
9310 * config/alpha/alpha-protos.h: Update.
9311 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
9313 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
9315 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
9316 function types, not when they're taken away.
9318 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
9320 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
9321 CODE_LABEL and jump table when replacing a table jump with a
9324 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
9326 * config/s390/s390-protos.h (legitimize_la_operand,
9327 s390_secondary_input_reload_class, s390_plus_operand,
9328 s390_expand_plus_operand): Add prototypes.
9330 config/s390/s390.c (s390_secondary_input_reload_class,
9331 s390_plus_operand, s390_expand_plus_operand): New functions.
9333 (struct s390_address): New member 'pointer'.
9334 (s390_decompose_address): Compute it.
9335 (legitimate_la_operand_p): Use it.
9336 (legitimize_la_operand): New function.
9337 (movti, movdi, movdf splitters): Call it.
9339 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
9340 (PREDICATE_CODES): Add s390_plus_operand.
9342 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
9343 (la_ccclobber): Allow GENERAL_REGS as output operand.
9345 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
9346 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
9347 (*la_64, *la_31, reload_indi, reload_insi): ... these.
9349 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
9351 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
9352 register names for regular asm () construct.
9354 2002-02-04 Jakub Jelinek <jakub@redhat.com>
9356 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
9359 2002-02-04 Jakub Jelinek <jakub@redhat.com>
9361 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
9364 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
9366 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
9367 constant pool to be identical by string address and index.
9369 2002-02-04 Anthony Green <green@redhat.com>
9371 * output.h (SECTION_OVERRIDE): Define.
9372 * varasm.c (named_section): Obey SECTION_OVERRIDE.
9374 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
9376 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
9377 by existing arm*-*-netbsd* (a.out) target.
9378 (ns32k-*-netbsdelf*): Likewise.
9379 (sparc-*-netbsdelf*): Likewise.
9380 (vax-*-netbsdelf*): Likewise.
9382 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
9384 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
9385 headers and libobjc headers.
9387 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
9389 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
9390 (_mingw.h): Remove duplicate include.
9392 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
9394 * config.gcc: Set cpu_type to m68k for 68010, as well.
9395 (m68010-*-netbsdelf*): New...
9396 (m68k*-*-netbsdelf*): ...targets.
9397 * config/m68k/netbsd-elf.h: New file.
9399 2002-02-02 Kazu Hirata <kazu@hxi.com>
9401 * config/h8300/h8300.c (hand_list): Move inside function_arg.
9403 2002-02-02 Kazu Hirata <kazu@hxi.com>
9405 * config/h8300/h8300.c (h8_push_ops): Move inside
9407 (h8_pop_ops): Likewise.
9408 (h8_move_ops): Likewise.
9410 2002-02-02 Kazu Hirata <kazu@hxi.com>
9412 * config/h8300/h8300.c (os_task): Make it static.
9413 (monitor): Likewise.
9414 (pragma_saveall): Likewise.
9416 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
9418 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
9419 constant is a valid sign-extension for Pmode.
9421 2002-02-02 Kazu Hirata <kazu@hxi.com>
9423 * config/h8300/h8300.c: Fix formatting.
9425 2002-02-02 Kazu Hirata <kazu@hxi.com>
9427 * config/h8300/h8300.md: Fix formatting.
9429 2002-02-02 Kazu Hirata <kazu@hxi.com>
9431 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
9432 predicates of operands[1]. Split the patterns for each
9435 2002-02-02 Kazu Hirata <kazu@hxi.com>
9437 * config/h8300/h8300.md (xor patterns): Tighten the predicates
9438 of operands[1] to register_operand.
9440 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
9442 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
9443 * cpphash.c (_cpp_init_hashtable): Similarly.
9444 * cppinit.c (cpp_create_reader): Default the signed_char flag.
9445 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
9446 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
9447 (cpp_handle_option): Handle the new options.
9448 * cpplex.c (cpp_interpret_charconst): Use new flag.
9449 * cpplib.h (struct cpp_options): New member signed_char.
9450 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
9451 (cpp_options): Handle -fsigned-char and -funsigned-char.
9452 (static_specs): Remove signed_char_spec.
9453 (do_spec1): Don't handle %c.
9454 * system.h: Poison SIGNED_CHAR_SPEC.
9455 * tradcif.y (yylex): Use flag_signed_char.
9456 * tradcpp.h (flag_signed_char): New.
9457 * tradcpp.c (flag_signed_char): New.
9458 (main): Handle new command-line options.
9459 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
9461 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
9462 * avr/avr.h: Remove old comments.
9463 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
9464 (CC1_SPEC): Pass -fsigned-char if -mic*.
9465 (SIGNED_CHAR_SPEC): Remove.
9467 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
9469 2002-02-01 Eric Christopher <echristo@redhat.com>
9471 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
9472 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
9473 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
9474 (ASM_OUTPUT_REG_POP): Ditto.
9476 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
9478 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
9481 2002-02-02 Jakub Jelinek <jakub@redhat.com>
9483 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
9485 2002-02-02 Jakub Jelinek <jakub@redhat.com>
9488 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
9491 2002-02-01 Janis Johnson <janis187@us.ibm.com>
9493 * cfganal.c: Include tm_p.h.
9494 (keep_with_call_p): Fix the test that determines if a register holds
9495 the return value of a call.
9497 2002-02-01 DJ Delorie <dj@redhat.com>
9499 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
9500 we are given conflicting registers, switch to the other one we
9501 had allocated for us.
9502 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
9503 as TImode so we know when the "other" register is available.
9505 2002-02-01 David O'Brien <obrien@FreeBSD.org>
9507 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
9510 2002-02-01 Janis Johnson <janis187@us.ibm.com>
9512 * cfganal.c (keep_with_call_p): New function.
9513 (flow_call_edges_add): Prevent splitting a block between a call and
9514 a single-set instruction that should be kept in the same block.
9516 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
9518 * doc/install.texi (avr): Update outdated URL.
9520 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
9522 * config/stormy16/stormy16.md (pushqi): New.
9526 (movhi): Remove stack operands.
9528 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
9529 nonimmediate_nonstack_operand.
9530 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
9532 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
9535 2002-01-31 Jason Merrill <jason@redhat.com>
9537 * Makefile.in (c-parse.c): Handle .output file.
9538 * objc/Make-lang.in (objc-parse.c): Likewise.
9540 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
9542 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
9543 the -me[lb] option is given. Don't output the default flag
9546 2002-01-31 Zack Weinberg <zack@codesourcery.com>
9548 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
9549 the primary source file; this has not been done yet.
9550 * c-decl.c (c_expand_body): Reset input_filename from
9551 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
9553 2002-01-31 Kazu Hirata <kazu@hxi.com>
9555 * rtlanal.c (subreg_regno_offset): Do not use
9556 SUBREG_REGNO_OFFSET.
9557 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
9558 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
9560 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
9562 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
9563 version rather than GNATS version in --version output.
9565 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
9567 * ifcvt.c (noce_process_if_block): Make a copy of the destination
9568 when copying back from a temporary.
9570 2002-01-30 Richard Henderson <rth@redhat.com>
9572 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
9573 and new_dest are the same.
9575 2002-01-30 Richard Henderson <rth@redhat.com>
9578 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
9579 * rtl.c (note_insn_name): Update.
9580 * emit-rtl.c (remove_unnecessary_notes): Kill it.
9581 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
9582 to perform loop rotation.
9583 (expand_exit_loop_top_cond): New.
9584 * tree.h (expand_exit_loop_top_cond): Declare it.
9585 * c-semantics.c (genrtl_while_stmt): Use it.
9586 (genrtl_for_stmt): Likewise.
9588 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
9590 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
9591 arguments to 64-bit boundaries on 64-bit ABIs.
9593 2002-01-30 Steve Ellcey <sje@cup.hp.com>
9595 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
9597 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
9599 * c-decl.c (grokdeclarator): Handle type being a typedef for an
9602 2002-01-30 David O'Brien <obrien@FreeBSD.org>
9604 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
9605 * config/sparc/sparc_bi.h: Remove file.
9606 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
9608 2002-01-30 Richard Henderson <rth@redhat.com>
9610 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
9612 2002-01-30 Zack Weinberg <zack@codesourcery.com>
9614 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
9616 2002-01-30 Jason Merrill <jason@redhat.com>
9618 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
9619 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
9620 (reg_save): Use DW_CFA_offset_extended_sf instead.
9622 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
9624 2002-01-29 Jakub Jelinek <jakub@redhat.com>
9626 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
9629 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
9631 * rs6000.md ("*call_value_local32"): Remove constraints.
9632 ("*call_value_local64"): Same.
9633 ("*call_value_indirect_nonlocal_aix32"): Same.
9634 ("*call_value_nonlocal_aix32"): Same.
9635 ("*call_value_indirect_nonlocal_aix64"): Same.
9636 ("*call_value_nonlocal_aix64"): Same.
9637 ("*call_value_nonlocal_sysv"): Same.
9639 2002-01-29 Richard Henderson <rth@redhat.com>
9641 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
9643 2002-01-29 Richard Henderson <rth@redhat.com>
9645 * expr.c (force_operand): Ignore flag_pic for detecting pic
9647 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
9648 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
9649 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
9650 instead of open-coded loop.
9651 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
9652 be fixed when in use.
9654 2002-01-29 Richard Henderson <rth@redhat.com>
9656 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
9657 * sched-rgn.c (propagate_deps): Update them.
9658 * sched-deps.c (sched_analyze_insn): Update them. Flush the
9659 clobbers list when either gets too long.
9661 2002-01-29 Jakub Jelinek <jakub@redhat.com>
9663 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
9664 and INDEX_REGS the same as GENERAL_REGS.
9665 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
9667 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
9669 * tree.c (build_nonstandard_integer_type): Correct prototype.
9671 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
9673 * config/s390/s390.md (movstrsico, movstrdix_64,
9674 movstrsix_31): Remove, replace by ...
9675 (movstrdi_short, movstrsi_short, movstrdi_long,
9676 movstrsi_long): ... these. New.
9677 (movstrdi, movstrsi): Adapt.
9679 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
9680 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
9681 Remove unnecessary CC clobber.
9682 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
9683 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
9685 (divmoddi4): Don't partially initialize TImode register.
9687 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
9689 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
9691 2002-01-29 Richard Henderson <rth@redhat.com>
9693 * flow.c (print_rtl_and_abort): Remove.
9694 (print_rtl_and_abort_fcn): Remove.
9695 (verify_local_live_at_start): Use dump_bb instead.
9696 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
9697 (verify_wide_reg_1): Return 2 on mode test failure.
9699 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
9701 PR c/3325, c/3326, c/2511, c/3347
9702 * c-decl.c (enum_decl_context): Remove BITFIELD.
9703 (grokdeclarator): Take bitfield width as an input.
9704 Ensure bitfields are given the correct type. Perform
9705 bitfield width validation with build_bitfield_integer_type
9706 rather than waiting for finish_struct.
9707 (grok_typename, grok_typename_in_parm_context, start_decl,
9708 push_parmdecl, grokfield, start_function): Update calls to
9710 (build_bitfield_integer_type): New function.
9711 (finish_struct): Move bitfield validation to grokdeclarator
9712 and build_bitfield_integer_type.
9713 * tree.c (build_nonstandard_integer_type): New function.
9714 * tree.h (build_nonstandard_integer_type): New prototype.
9716 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
9718 2002-01-29 Jakub Jelinek <jakub@redhat.com>
9721 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
9722 don't ignore unrecognized -W* options.
9723 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
9724 * cpplib.h (cpp_handle_option): Adjust prototype.
9725 * c-decl.c (c_decode_options): Pass 0 as last argument to
9729 * gcc.c (cpp_unique_options): Split from cpp_options.
9730 (cpp_options): Source cpp_unique_options.
9731 (default_compilers): Use cpp_unique_options instead of cpp_options
9732 when used together with cc1_options.
9733 (static_specs): Add cpp_unique_options.
9734 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
9735 when used together with cc1_options.
9737 2002-01-29 Kazu Hirata <kazu@hxi.com>
9739 * config/h8300/h8300-protos.h: Update the prototype of
9741 * config/h8300/h8300.c (output_a_shift): Remove an unused
9742 argument 'insn'. Remove redundant code.
9743 * config/h8300/h8300.md: Adust to the new prototype of
9746 2002-01-29 Kazu Hirata <kazu@hxi.com>
9748 * config/h8300/h8300-protos.h: Update the prototypes of
9749 emit_a_rotate and expand_a_rotate.
9750 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
9751 first argument to 'enum rtx_code'.
9752 (expand_a_rotate): Likewise.
9754 2002-01-28 Kazu Hirata <kazu@hxi.com>
9756 * config/h8300/h8300-protos.h: Update the prototype of
9758 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
9760 * config/h8300/h8300.md: Adjust to the new prototype.
9762 2002-01-28 Kazu Hirata <kazu@hxi.com>
9764 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
9767 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
9769 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
9770 is a fixed register before returning pic_offset_table_rtx.
9771 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
9772 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
9774 2002-01-28 Jason Merrill <jason@redhat.com>
9776 * dwarf2.h: Sync with src version.
9778 2002-01-28 Paul Koning <pkoning@equallogic.com>
9780 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
9782 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
9783 * doc/extend.texi (__builtin_prefetch): Update documentation:
9784 first argument is now const void ptr.
9786 2002-01-28 Kazu Hirata <kazu@hxi.com>
9788 * config/h8300/h8300-protos.h: Remove an unused prototype.
9790 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
9792 * toplev.c (lang_independent_init): Round up identifier size.
9794 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
9796 * config.gcc: Revert previous change.
9798 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
9800 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
9802 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
9804 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
9805 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
9806 other non-elf netbsd config frags.
9807 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
9808 collect2 will does that.
9809 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
9810 shared-lib frobbing will work.
9812 2002-01-28 Kazu Hirata <kazu@hxi.com>
9814 * config/h8300/h8300.h: Fix formatting.
9815 * config/h8300/h8300.md: Likewise.
9817 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
9819 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
9820 the old, removed AAA_standards fix.
9821 * fixinc/fixincl.x: Rebuilt.
9823 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
9825 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
9826 atexit call in crtbegin, hooked in after call to frame_dummy;
9827 register EH before registering __fini__start.
9829 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
9831 * config/rs6000/altivec.h: Remove spurious semicolons.
9833 2002-01-27 Kazu Hirata <kazu@hxi.com>
9835 * config/h8300/h8300.md: Replace dead bit extraction patterns
9836 with ones that work.
9838 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9840 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
9841 if not STRICT_ALIGNMENT.
9842 * rtl.h (MEM_ALIGN): Likewise.
9844 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
9846 * doc/invoke.texi (-fdump-translation-unit): Revert this
9847 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
9849 2002-01-27 Kazu Hirata <kazu@hxi.com>
9851 * config/h8300/h8300.md (define_constants): New.
9852 (anonymous patterns) Use defined constants appropriately.
9854 2002-01-27 Kazu Hirata <kazu@hxi.com>
9856 * config/h8300/h8300.c (function_arg): Remove redundant code.
9858 2002-01-26 Richard Henderson <rth@redhat.com>
9860 * sched-deps.c (reg_pending_uses_head): New.
9861 (reg_pending_barrier): Rename from reg_pending_sets_all.
9862 (find_insn_list): Don't mark inline.
9863 (find_insn_mem_list): Remove.
9864 (add_dependence_list, add_dependence_list_and_free): New.
9865 (flush_pending_lists): Replace only_write param with separate
9866 for_read and for_write parameters. Update all callers. Use
9867 add_dependence_list_and_free.
9868 (sched_analyze_1): Do not add reg dependencies here; just set
9869 the pending bits. Use add_dependence_list.
9870 (sched_analyze_2): Likewise.
9871 (sched_analyze_insn): Replace schedule_barrier_found with
9872 reg_pending_barrier. Add all dependencies for pending reg
9873 uses, sets, and clobbers.
9874 (sched_analyze): Don't add reg dependencies for calls, just
9875 set pending bits. Use regs_invalidated_by_call. Treat
9876 sched_before_next_call as a normal list, not a fake insn.
9877 (init_deps): No funny init for sched_before_next_call.
9878 (free_deps): Free pending mems lists. Don't zero reg_last.
9879 (init_deps_global): Init reg_pending_uses.
9880 (finish_deps_global): Free it.
9881 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
9882 (find_insn_mem_list): Remove.
9883 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
9884 (propagate_deps): Use them. Zero temp mem lists.
9886 2002-01-26 Richard Henderson <rth@redhat.com>
9888 * Makefile.in (CRTSTUFF_CFLAGS): New.
9889 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
9890 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
9891 crtstuff.c instead of alpha assembly version.
9892 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
9893 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
9894 not FORCE_{INIT,FINI}_SECTION_ALIGN.
9895 (__do_global_dtors_aux): Mark used.
9896 (frame_dummy, __do_global_ctors_aux): Mark used.
9897 (fini_dummy, init_dummy): Remove.
9899 * config/alpha/crtbegin.asm: Remove file.
9900 * config/alpha/crtend.asm: Remove file.
9901 * config/alpha/t-crtbe: Remove file.
9902 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
9903 (LINK_EH_SPEC): New.
9905 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
9906 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
9907 calling constructors.
9908 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
9910 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
9911 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
9912 CRT_END_INIT_DUMMY hack.
9913 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
9914 FORCE_{INIT,FINI}_SECTION_ALIGN.
9916 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
9917 FORCE_{INIT,FINI}_SECTION_ALIGN.
9919 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
9920 invocation sequence.
9921 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
9923 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
9924 (FORCE_CODE_SECTION_ALIGN): New.
9926 2002-01-26 Richard Henderson <rth@redhat.com>
9928 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
9930 2002-01-26 Richard Henderson <rth@redhat.com>
9932 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
9933 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
9935 2002-01-26 Kazu Hirata <kazu@hxi.com>
9937 * config/h8300/h8300.md: Remove bit extraction patterns that
9938 cannot be triggered.
9939 Restrict each bit extraction pattern to a variant on which the
9942 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
9944 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
9946 2002-01-26 Kazu Hirata <kazu@hxi.com>
9948 * config/h8300/h8300.md: Remove bit test patterns that cannot
9950 Restrict each bit test pattern to a variant on which the
9953 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9955 * builtins.c (expand_builtin_strncat): Remove redundant check for
9958 2002-01-25 David O'Brien <obrien@FreeBSD.org>
9960 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
9962 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
9965 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
9967 * dbxout.c (dbxout_init): Use assemble_name rather than just
9968 stripping off the first character.
9969 (dbxout_source_file): Likewise.
9971 2002-01-25 DJ Delorie <dj@redhat.com>
9973 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
9974 using rtx_equal_p, not by comparing pointers.
9976 2002-01-25 Steve Ellcey <sje@cup.hp.com>
9978 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
9979 for PIC_OFFSET_TABLE_REGNUM.
9980 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
9982 2002-01-25 David O'Brien <obrien@FreeBSD.org>
9984 * config.gcc (x86_64-*-freebsd*): New target.
9985 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
9987 (i[34567]86-*-freebsd*): Don't include svr4.h.
9988 * config/i386/freebsd64.h: New file.
9990 2002-01-25 Douglas B Rupp <rupp@gnat.com>
9992 * config/alpha/x-vms (version): Make static.
9994 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
9995 in previous checkin.
9997 * Makefile.in (install-headers-cp): New target.
9998 * config.gcc (alpha-dec-*vms*): Install headers with
10001 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
10003 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
10006 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10008 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
10009 of compare_tree_int.
10010 (expand_builtin_strncat): Likewise.
10011 * c-decl.c (finish_struct): Use tree_low_cst.
10012 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
10013 * tree.c (compare_tree_int): Likewise.
10015 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
10017 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
10018 adjustments even if they are implemented by more than two insns.
10020 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
10022 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
10023 * df.h (struct ref): Kill B.
10024 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
10026 * basic-block.h (PROP_EQUAL_NOTES): New flag.
10027 * flow.c (propagate_one_insn): Use it.
10028 (mark_used_regs): Handle NIL.
10030 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
10032 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
10035 2002-01-25 David Edelsohn <edelsohn@gnu.org>
10037 * rs6000.md (prefetch): Make address V4SI mode so that the address
10038 is restricted to legitimate form for instruction.
10040 2002-01-25 Bob Wilson <bob.wilson@acm.org>
10042 * doc/install.texi (xtensa-*-elf): New target.
10043 (xtensa-*-linux*): New target.
10044 * doc/contrib.texi: Add myself.
10046 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
10048 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
10049 purpose register to hold an SImode (or smaller) value.
10051 2002-01-25 Jakub Jelinek <jakub@redhat.com>
10053 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
10055 * crtstuff.c: Likewise.
10057 2002-01-25 Kazu Hirata <kazu@hxi.com>
10059 * config/h8300/h8300.md (negation patterns): Tighten
10060 predicates to register_operand.
10062 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
10064 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
10067 * builtins.c (expand_builtin_prefetch): Same.
10069 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
10071 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
10074 2002-01-24 Kazu Hirata <kazu@hxi.com>
10076 * config/h8300/h8300.c (print_operand): Remove support for
10077 operand character 'A'.
10078 * config/h8300/h8300.md (three anonymous patterns): Replace
10079 operand character 'A' with either 'T' or 'S'.
10081 2002-01-24 Kazu Hirata <kazu@hxi.com>
10083 * config/h8300/h8300.c (print_operand): Remove support for
10084 operand character 'U'.
10086 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
10088 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
10090 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
10092 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
10093 values to be assigned to the stack pointer.
10095 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
10097 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
10098 to const_double needs to be done right for big-endian systems.
10100 2002-01-24 Jason Merrill <jason@redhat.com>
10103 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
10104 to can_throw_internal.
10106 2002-01-23 Richard Henderson <rth@redhat.com>
10108 * fold-const.c (fold): Change UINT_MAX test to check vs precision
10109 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
10111 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
10113 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
10114 (symGOT2reg): Use them, then set as GOT value as unchanging.
10115 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
10116 as a temporary, if possible.
10117 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
10118 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
10120 2002-01-23 Kazu Hirata <kazu@hxi.com>
10122 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
10123 accept to accept 0x80 as operands[2].
10125 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
10127 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
10129 2002-01-23 Richard Henderson <rth@redhat.com>
10131 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
10133 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
10135 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
10136 (parmlist_or_identifiers_1): Verify that only a parmlist follows
10139 2002-01-23 Richard Henderson <rth@redhat.com>
10141 * expr.c (move_by_pieces_1): Extend size before negation.
10143 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
10144 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
10145 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
10146 * config/m68k/t-m68kelf: Likewise.
10148 2002-01-23 Bob Wilson <bob.wilson@acm.org>
10150 * config/xtensa/elf.h: New file.
10151 * config/xtensa/lib1funcs.asm: New file.
10152 * config/xtensa/lib2funcs.S: New file.
10153 * config/xtensa/linux.h: New file.
10154 * config/xtensa/t-xtensa: New file.
10155 * config/xtensa/xtensa-config.h: New file.
10156 * config/xtensa/xtensa-protos.h: New file.
10157 * config/xtensa/xtensa.c: New file.
10158 * config/xtensa/xtensa.h: New file.
10159 * config/xtensa/xtensa.md: New file.
10160 * config.gcc (xtensa-*-elf*): New target.
10161 (xtensa-*-linux*): New target.
10162 * cse.c (canon_hash): Compare rtx pointers instead of register
10163 numbers. This is required for the Xtensa port.
10164 * integrate.c (copy_insn_list): Handle case where the static
10165 chain is in memory and the memory address has to be copied to
10167 * doc/invoke.texi (Option Summary): Add Xtensa options.
10168 (Xtensa Options): New node.
10169 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
10171 2002-01-23 Zack Weinberg <zack@codesourcery.com>
10173 * diagnostic.c (internal_error): Do ICE suppression only
10174 when ENABLE_CHECKING is not defined.
10176 * c-typeck.c (require_complete_type): Return error_mark_node
10177 if type is error_mark_node.
10179 2002-01-23 Janis Johnson <janis187@us.ibm.com>
10181 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
10182 -Os and issue a warning.
10184 2002-01-23 Zack Weinberg <zack@codesourcery.com>
10186 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
10187 current (lack of) need for host configuration by hand.
10189 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
10190 references. Documentation of some target macros moved from
10191 hostconfig.texi to tm.texi.
10193 2002-01-23 Will Cohen <wcohen@redhat.com>
10195 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
10198 2002-01-23 Kazu Hirata <kazu@hxi.com>
10200 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
10203 2002-01-23 Jason Merrill <jason@redhat.com>
10205 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
10207 * function.c (assign_parms): Don't put args of inline functions
10208 into registers when not optimizing.
10210 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
10212 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
10213 (prologue_use): New pattern.
10214 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
10215 preference to gen_rtx_USE.
10216 (thumb_expand_prologue): Use gen_prologue_use in preference to
10218 (thumb_expand_epilogue): Use gen_prologue_use in preference to
10221 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
10223 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
10225 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
10228 * doc/extend.texi: Correct documentation of __alignof__.
10230 2002-01-22 Zack Weinberg <zack@codesourcery.com>
10232 * params.h: Rename arguments of DEFPARAM so that it will be
10233 recognized as a translation keyword.
10235 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
10237 * extend.texi: Document altivec functions.
10238 Fix N-bit adjectives in X86 builtin documentation.
10240 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
10242 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
10243 auto_inc_dec values.
10245 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
10247 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
10249 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
10251 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
10253 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
10255 2002-01-22 Richard Henderson <rth@redhat.com>
10257 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
10258 copy_insn not copy_rtx.
10260 2002-01-23 Alan Modra <amodra@bigpond.net.au>
10262 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
10263 "nonzero" as that might add "1" bits. Ensure "constop" is
10264 properly sign extened.
10265 (force_to_mode): Tweak for sign extended constop.
10267 2002-01-22 Richard Henderson <rth@redhat.com>
10269 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
10270 for_each_rtx instead of assuming we're already looking at the MEM.
10271 (split_small_symbolic_mem_operand): Likewise.
10272 * config/alpha/alpha.h (PREDICATE_CODES): Update.
10273 * config/alpha/alpha.md (small symbolic memory splitters): Update.
10275 2002-01-22 Richard Henderson <rth@redhat.com>
10277 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
10278 sequence number for the literal.
10279 (divmoddi_internal_er): Likewise.
10281 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
10284 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
10285 in LIBICONV variable.
10286 * configure: Regenerated.
10288 2002-01-22 Krister Walfridsson <cato@df.lth.se>
10290 * dependence.c (build_def_use): Remove array_idx.
10292 * dwarfout.c (last_filename): Remove.
10293 (output_compile_unit_die): Remove last_filename.
10295 2002-01-22 Roger Sayle <roger@eyesopen.com>
10296 Richard Henderson <rth@redhat.com>
10299 * fold-const.c (fold): Optimize unsigned comparisons against
10300 UINT_MAX (and similar unsigned constants).
10302 2002-01-22 Janis Johnson <janis187@us.ibm.com>
10304 * Makefile.in (loop.o): Depend on OPTABS_H.
10305 * loop.c (emit_prefetch_instructions): Check the prefetch operand
10306 against the predicate.
10309 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
10310 for the address operand.
10312 2002-01-22 Richard Henderson <rth@redhat.com>
10314 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
10316 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
10319 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
10320 preprocessor flags.
10322 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
10324 * config.gcc (x86_64-*-netbsd*): New target.
10325 * config/i386/netbsd64.h: New file.
10327 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
10329 * regrename.c (kill_value): Fix typo.
10331 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
10333 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
10335 * config/rs6000/rs6000.h: Same.
10337 * function.c (instantiate_virtual_regs): Remove
10338 STARTING_FRAME_PHASE.
10339 (assign_stack_local_1): Same.
10340 Calculate frame phase.
10342 2002-01-22 Nick Clifton <nickc@redhat.com>
10344 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
10345 variable declaration to outer scope in order to simplify
10347 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
10348 arm_hard_regno_mode_ok.
10349 * config/arm/arm-protos.h: Add a prototype for
10350 arm_hard_regno_mode_ok.
10351 * config/arm/arm.c (soft_df_operand): Remove now redundant
10352 check for DImode values using IP_REGNUM.
10353 (nonimmediate_soft_df_operand): Remove now redundant check for
10354 DImode values using IP_REGNUM.
10355 (arm_hard_regno_mode_ok): New function. New check: make sure
10356 that DImode values are not stored in IP_REGNUM.
10358 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
10360 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
10362 2002-01-22 Jason Merrill <jason@redhat.com>
10364 * c-semantics.c (genrtl_compound_stmt): Only check nesting
10365 consistency if this COMPOUND_STMT is scoped.
10367 2002-01-22 Kazu Hirata <kazu@hxi.com>
10369 * predict.c: Fix formatting.
10370 * print-tree.c: Likewise.
10371 * protoize.c: Likewise.
10372 * real.h: Likewise.
10374 * sbitmap.h: Likewise.
10375 * scan.c: Likewise.
10376 * sched-deps.c: Likewise.
10377 * sched-vis.c: Likewise.
10378 * sdbout.c: Likewise.
10379 * sibcall.c: Likewise.
10381 * ssa-ccp.c: Likewise.
10382 * ssa-dce.c: Likewise.
10383 * stmt.c: Likewise.
10384 * stor-layout.c: Likewise.
10385 * system.h: Likewise.
10387 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10389 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
10390 if fits in bounds of base type.
10392 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
10393 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
10394 (add_bound_info, default): If can't find a context, make a
10396 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
10398 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
10400 * c-typeck.c (parser_build_binary_op): If result from
10401 build_binary_op is ERROR_MARK just return error_mark_node without
10402 further processing.
10404 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
10406 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
10407 Split a.out-specific bits into...
10408 * config/netbsd-aout.h: ...this.
10409 * config/netbsd-elf.h: New file.
10410 * config/alpha/netbsd-elf.h: Remove.
10411 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
10412 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
10413 (STARTFILE_SPEC): Remove redundant definition.
10414 (ENDFILE_SPEC): Likewise.
10415 (LINK_SPEC): Likewise.
10416 (CPP_SPEC): Likewise.
10417 (ASM_SPEC): Likewise.
10418 (LIB_SPEC): Likewise.
10419 (SWITCH_TAKES_ARG): Likewise.
10420 (TARGET_MEM_FUNCTIONS): Likewise.
10421 (CPP_PREDEFINES): Redefine.
10422 (ASM_FINAL_SPEC): Remove redefinition.
10423 (ASM_COMMENT_START): Redefine.
10424 (FUNCTION_PROFILER): Define.
10425 (TARGET_VERSION): Redefine.
10426 Comment and formatting cleanup.
10427 * config/i386/netbsd.h: Include <netbsd-aout.h>.
10428 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
10429 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
10430 big- or little-endian.
10431 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
10432 * config.gcc (*-*-netbsd*): Add definitions common to all
10434 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
10435 gnu_ld definitions. Add netbsd-elf.h to and remove
10436 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
10437 tmake_file, and don't lose previous tmake_file contents.
10438 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
10439 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
10440 gnu_ld definitions. Add netbsd-elf.h to tm_file.
10441 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
10442 (mipsel-*-netbsd*): Rename this to...
10443 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
10444 mips/little.h to tm_file for mips*el-*.
10445 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
10446 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
10447 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
10449 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
10451 * pa-protos.h (reg_before_reload_operand): New function prototype.
10452 * pa.c (reg_before_reload_operand): New function implementation.
10453 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
10454 contraints to "*m".
10456 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10458 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
10460 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
10462 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
10463 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
10464 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
10465 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
10466 (ENDFILE_SPEC): Undefine.
10467 (STARTFILE_SPEC): Redefine for PA.
10469 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10471 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
10473 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
10475 * config.gcc: Add entries to supported PowerPC --with-cpu
10478 2002-01-21 Jakub Jelinek <jakub@redhat.com>
10480 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
10481 true for 64-bit mode only SSE registers in 32-bit mode.
10483 2002-01-21 Kazu Hirata <kazu@hxi.com>
10485 * unwind-dw2.c: Fix formatting.
10486 * unwind-dw2-fde.c: Likewise.
10487 * unwind-dw2-fde.h: Likewise.
10488 * unwind-pe.h: Likewise.
10489 * varasm.c: Likewise.
10490 * varray.h: Likewise.
10492 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
10494 Remove workaround for register stack overwrite bug in mmix.
10495 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
10496 support for TARGET_REG_STACK_FILL_BUG.
10497 * config/mmix/mmix.h: Remove member has_call_without_parameters.
10498 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
10500 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
10501 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
10502 -mno-reg-stack-fill-bug-workaround.
10503 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
10504 machine member has_call_without_parameters.
10505 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
10506 -mreg-stack-fill-bug-workaround and
10507 -mno-reg-stack-fill-bug-workaround.
10508 (MMIX Options): Ditto.
10510 2002-01-21 Kazu Hirata <kazu@hxi.com>
10512 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
10514 Remove redundant code.
10516 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
10518 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
10519 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
10520 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
10521 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
10522 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
10523 out target macro definitions and non-target-specific comments
10524 mostly taken from old versions of the manual.
10526 2002-01-20 Kazu Hirata <kazu@hxi.com>
10528 * config/h8300/h8300.h: Fix comment formatting.
10529 * config/ia64/aix.h: Likewise.
10530 * config/ia64/ia64-protos.h: Likewise.
10531 * config/ia64/ia64.c: Likewise.
10532 * config/ia64/ia64.h: Likewise.
10533 * config/ia64/ia64intrin.h: Likewise.
10534 * config/ia64/linux.h: Likewise.
10535 * config/ia64/unwind-aix.c: Likewise.
10536 * config/ia64/unwind-ia64.c: Likewise.
10538 2002-01-20 Kazu Hirata <kazu@hxi.com>
10540 * config/h8300/h8300.c: Revise comments about shift code.
10542 2002-01-20 Kazu Hirata <kazu@hxi.com>
10544 * config/h8300/h8300.c (function_arg): Update a comment.
10546 2002-01-20 Kazu Hirata <kazu@hxi.com>
10548 * config/h8300/h8300.md: Update the comments at the beginning
10551 2002-01-20 Kazu Hirata <kazu@hxi.com>
10553 * config/i370/i370.c: Fix comment formatting.
10554 * config/i370/i370.h: Likewise.
10555 * config/i370/i370.md: Likewise.
10556 * config/i370/linux.h: Likewise.
10558 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10560 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
10562 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
10563 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
10564 in incomplete case.
10566 2002-01-20 Graham Stott <grahams@redhat.com>
10568 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
10570 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
10572 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
10574 2002-01-19 Tom Rix <trix@redhat.com>
10576 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
10578 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
10580 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
10582 * function.c (assign_stack_local_1): Adjust x_frame_offset with
10583 STARTING_FRAME_PHASE.
10584 (STARTING_FRAME_PHASE): New.
10585 (instantiate_virtual_regs): Check saneness of
10586 STARTING_FRAME_PHASE.
10588 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
10590 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
10592 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
10594 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
10596 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
10597 be used for bootstrapping GCC 3.0.
10599 2002-01-18 Kazu Hirata <kazu@hxi.com>
10601 * config/h8300/h8300.md: Fix an insn length.
10603 2002-01-18 Kazu Hirata <kazu@hxi.com>
10605 * bitmap.h: Fix comment formatting.
10606 * combine.c: Likewise.
10607 * cppfiles.c: Likewise.
10608 * c-pragma.h: Likewise.
10609 * c-typeck.c: Likewise.
10611 * dwarf2out.c: Likewise.
10612 * function.c: Likewise.
10614 * genattrtab.c: Likewise.
10615 * gthr-win32.h: Likewise.
10616 * haifa-sched.c: Likewise.
10617 * predict.c: Likewise.
10618 * rtlanal.c: Likewise.
10620 * unwind-dw2-fde.h: Likewise.
10621 * unwind-pe.h: Likewise.
10622 * vmsdbgout.c: Likewise.
10624 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10626 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
10627 if type_required and passed decl.
10629 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
10631 * config.gcc (cpu_type): Include altivec.h in powerpc
10635 * config/rs6000/altivec.h: New.
10637 2002-01-17 David Edelsohn <edelsohn@gnu.org>
10639 * doc/install.texi (*-ibm-aix*): Update assembler and exception
10640 handling information.
10641 * doc/trouble.texi (Interoperation): Add libstdc++ information
10643 (Misunderstandings): Add template instantiation and static template
10644 member information for AIX.
10646 2002-01-17 Jason Merrill <jason@redhat.com>
10648 * dbxout.c (dbxout_type): Support const and volatile.
10650 * except.c (add_partial_entry): Remove backwards compatibility code.
10651 (end_protect_partials): Likewise.
10653 2002-01-17 Jakub Jelinek <jakub@redhat.com>
10655 * config/ia64/ia64.md (prologue_use): New.
10656 * config/ia64/ia64.c (ia64_expand_prologue): Use
10657 gen_prologue_use instead of gen_rtx_USE.
10658 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
10659 as CODE_FOR_pred_rel_mutex.
10660 (ia64_sched_reorder2): Likewise.
10662 2002-01-16 Eric Christopher <echristo@redhat.com>
10664 * config/mips/r3900.h: Reformat.
10665 (SUBTARGET_CPP_SIZE_SPEC): Remove.
10666 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
10667 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
10668 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
10669 * config/mips/t-elf: Remove mips3 multilib.
10671 2002-01-16 H.J. Lu <hjl@gnu.org>
10673 * config/mips/linux.h: Include "mips/abi64.h".
10675 2002-01-16 H.J. Lu <hjl@gnu.org>
10677 * config/mips/t-linux: New.
10679 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
10681 * config/mips/linux.h: Don't include "gofast.h".
10682 (INIT_SUBTARGET_OPTABS): Removed.
10684 2002-01-16 Kazu Hirata <kazu@hxi.com>
10686 * config/h8300/h8300-protos.h: Replace emit_a_shift with
10688 * config/h8300/h8300.c: Likewise.
10689 * config/h8300/h8300.md: Likewise.
10691 2002-01-16 Kazu Hirata <kazu@hxi.com>
10693 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
10694 spaces after an opcode name.
10695 (pushqi1_h8300hs): Likewise.
10696 (pushhi1_h8300hs): Likewise.
10698 2002-01-16 Kazu Hirata <kazu@hxi.com>
10700 * doc/extend.texi: Replace "option" with "attribute"
10703 2002-01-16 Jakub Jelinek <jakub@redhat.com>
10705 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
10706 (and:DI () (const_int -8)).
10707 (split_small_symbolic_mem_operand): Split
10708 (mem (and:DI () (const_int -8)).
10710 2002-01-16 Jakub Jelinek <jakub@redhat.com>
10713 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
10714 same way as TYPE_IMUL.
10715 (ultrasparc_sched_reorder): Likewise.
10716 * config/sparc/sparc.md (type): Add comment to update
10717 ultrasparc_sched_reorder when making changes.
10719 2002-01-16 Kazu Hirata <kazu@hxi.com>
10721 * doc/invoke.texi: Change the dump file name of block
10722 reordering pass from 28.bbro to 29.bbro.
10723 Mention -dk option.
10725 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
10727 * i386.md (minsf splitter): Fix pasto.
10729 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
10731 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
10732 to frame pointer initialisation instruction.
10733 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
10734 initialisation instruction.
10735 (soft_df_operand): Do not accept the IP register.
10736 (nonimmediate_soft_df_operand): Do not accept the IP register.
10738 2002-01-16 Jakub Jelinek <jakub@redhat.com>
10741 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
10742 MASK_V8 being both set.
10744 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
10746 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
10747 insn for GOT register; add REG_MAYBE_DEAD notes instead.
10748 config/s390/s390.md (call, call_value): Add GOT register to
10749 CALL_INSN_FUNCTION_USAGE where needed.
10750 (call_exp, call_value_exp): New.
10752 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
10754 * config/arm/arm.c: General formatting tidy up.
10756 2002-01-16 Graham Stott <grahams@redhat.com>
10758 * calls.c (try_to_integrate): Use "(size_t)" intermediate
10759 cast and when casting an integer literal to "rtx" pointer.
10760 (expand_call): Likewise.
10761 * flow.c (try_pre_increment): Likewise.
10762 (find_use_as_address): Likewise.
10763 * integrate.c (expand_iline_function): Likewise.
10764 * regmove.c (try_auto_increment): Likewise.
10766 2002-01-16 Graham Stott <grahams@redhat.com>
10768 * sched-rgn.c (passed): Use sbitmap_free.
10769 (header): Likewise.
10771 (in_queue): Likewise.
10772 (in_stack): Likewise.
10774 2002-01-15 Eric Christopher <echristo@redhat.com>
10776 * flow.c (propagate_one_insn): Change to use fatal_insn.
10778 2002-01-15 Kazu Hirata <kazu@hxi.com>
10780 * expmed.c (extract_fixed_bit_field): Remove unused code.
10781 * system.h: Poison SLOW_ZERO_EXTEND.
10782 * doc/tm.texi: Remove.
10783 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
10784 * config/arm/arm.h: Likewise.
10785 * config/avr/avr.h: Likewise.
10786 * config/clipper/clipper.h: Likewise.
10787 * config/convex/convex.h: Likewise.
10788 * config/d30v/d30v.h: Likewise.
10789 * config/dsp16xx/dsp16xx.h: Likewise.
10790 * config/elxsi/elxsi.h: Likewise.
10791 * config/fr30/fr30.h: Likewise.
10792 * config/h8300/h8300.h: Likewise.
10793 * config/i370/i370.h: Likewise.
10794 * config/i386/i386.h: Likewise.
10795 * config/m68k/m68k.h: Likewise.
10796 * config/mips/mips.h: Likewise.
10797 * config/ns32k/ns32k.h: Likewise.
10798 * config/pdp11/pdp11.h: Likewise.
10799 * config/pj/pj.h: Likewise.
10800 * config/s390/s390.h: Likewise.
10801 * config/sh/sh.h: Likewise.
10802 * config/stormy16/stormy16.h: Likewise.
10803 * config/v850/v850.h: Likewise.
10804 * config/vax/vax.h: Likewise.
10805 * config/we32k/we32k.h: Likewise.
10807 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
10809 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
10810 (altivec_lvsl): Change constraint to b.
10811 (altivec_lvsr): Same.
10812 (altivec_lvebx): Same.
10813 (altivec_lvehx): Same.
10814 (altivec_lvewx): Same.
10815 (altivec_lvxl): Same.
10816 (altivec_lvx): Same.
10817 (altivec_stvx): Add parallel.
10818 (altivec_stvxl): Same.
10819 (altivec_stvehx): Same.
10820 (altivec_stvebx): Same.
10821 (altivec_stvebx): Same.
10823 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
10825 * config.gcc: Change altivec.h to altivec-defs.h.
10827 * config/rs6000/altivec.h: Delete.
10829 * config/rs6000/altivec-defs.h: Add.
10831 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
10833 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
10836 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
10837 less than or equal to eight bytes.
10839 * vax.md (andsi3): Remove constraints and change SET destination
10840 operand type to nonimmediate_operand.
10841 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
10842 when it is a CONST_INT.
10844 2002-01-15 Jason Merrill <jason@redhat.com>
10846 * c-common.def (FILE_STMT): New code.
10847 * c-common.c (statement_code_p): It's a statement.
10848 * c-common.h (stmt_tree_s): Add x_last_filename.
10849 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
10850 (last_expr_filename): New macro.
10851 * c-semantics.c (begin_stmt_tree): Initialize it.
10852 (add_stmt): If the filename changed, also insert a
10854 (expand_stmt): Handle seeing one.
10856 2002-01-15 Eric Christopher <echristo@redhat.com>
10858 * flow.c (propagate_one_insn): Add error message and print out
10859 insn for debugging.
10861 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
10863 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
10864 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
10865 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
10866 TRAMPOLINE_ALIGNMENT.
10867 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
10869 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
10870 PCC_BITFIELD_TYPE_MATTERS.
10871 * config/interix.h (STDC_VALUE): Remove. Use
10872 STDC_0_IN_SYSTEM_HEADERS.
10873 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
10874 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
10875 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
10877 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
10879 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
10880 not work on this platform currently.
10882 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
10884 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
10885 readonly_warning in _().
10887 2002-01-15 Douglas B Rupp <rupp@gnat.com>
10889 * gcc.c (delete_if_ordinary): Backout previous change.
10891 2002-01-15 Kazu Hirata <kazu@hxi.com>
10893 * config/h8300/h8300.c (print_operand): Remove support for
10894 unused operand characters.
10896 * read-rtl.c: Fix formatting.
10897 * real.c: Likewise.
10898 * recog.c: Likewise.
10899 * regclass.c: Likewise.
10900 * regmove.c: Likewise.
10901 * reg-stack.c: Likewise.
10902 * reload1.c: Likewise.
10903 * rtlanal.c: Likewise.
10905 2002-01-15 Kazu Hirata <kazu@hxi.com>
10907 * config/i386/i386.c: Fix formatting.
10909 2002-01-15 Jakub Jelinek <jakub@redhat.com>
10911 * c-typeck.c (process_init_element): Don't save_expr
10912 COMPOUND_LITERAL_EXPR if just its initializer will be used.
10914 2002-01-15 David Edelsohn <edelsohn@gnu.org>
10916 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
10917 emit optional traceback table if optimize_size or TARGET_ELF.
10918 * config/rs6000/rs6000.md (prefetch): New.
10920 2002-01-15 Andreas Jaeger <aj@suse.de>
10922 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
10924 2002-01-15 Kazu Hirata <kazu@hxi.com>
10926 * mips-tfile.c: Fix formatting.
10928 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
10930 * unroll.c (final_reg_note_copy): Fix previous commit.
10932 2002-01-14 Kazu Hirata <kazu@hxi.com>
10934 * config/h8300/h8300-protos.h: Remove the prototype for
10936 * config/h8300/h8300.c (eq_operator): Remove.
10938 2002-01-14 Richard Henderson <rth@redhat.com>
10940 * config/i386/i386.md (prefetch): Tidy.
10941 (prefetch_3dnow): Fix locality operand.
10943 2002-01-14 Richard Henderson <rth@redhat.com>
10945 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
10946 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
10948 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
10950 * reload1.c (reload_combine): Pass reg_sum replacement through
10951 copy_rtx in loop performing multiple changes.
10953 2002-01-14 Jakub Jelinek <jakub@redhat.com>
10955 * except.c (remove_unreachable_regions): New.
10956 (free_eh_status): Clear exception_handler_labels.
10957 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
10958 (find_exception_handler_labels): Don't add the same label more than
10960 (remove_exception_handler_label): Don't die if
10961 find_exception_handler_labels hasn't been called for the current
10964 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
10966 * toplev.c (rest_of_compilation): Rebuild jump labels after
10969 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
10971 * doc/extend.texi: Move documentation of X86 built-in functions
10973 * doc/invoke.texi: From here.
10974 * doc/sourcebuild.texi: Document location of documentation for
10975 machine built-in functions.
10977 2002-01-13 Christopher Faylor <cgf@redhat.com>
10979 * cppfiles.c (TEST_THRESHOLD): New macro.
10980 (SHOULD_MMAP): Ditto.
10981 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
10984 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
10986 * unroll.c (final_reg_note_copy): Properly handle
10988 (unroll_loops): Fix LOOP_CONDITION heuristics.
10990 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
10992 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
10993 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
10995 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
10997 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
11000 2002-01-14 Tom Rix <trix@redhat.com>
11002 * config/rs6000/rs6000.md: Fix typo with sradi.
11004 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
11006 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
11007 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
11008 (clrstrdi, clrstrsi): Adapt callers.
11010 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
11012 (movti splitter): Never use register 0 as base register.
11014 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
11016 * combine.c (simplify_shift_const): Always generate new rtx
11017 for shift expression instead of reusing given expression.
11019 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11021 * config/alpha/alpha.c (alpha_expand_mov): Don't call
11022 alpha_legitimize_address unless mode is Pmode.
11024 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
11026 * doc/md.texi (Modifiers): Document the '*' constraint for the
11029 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
11030 * doc/extend.texi (Function Attributes): 'interrupt' is valid
11033 2002-01-13 Richard Henderson <rth@redhat.com>
11035 * reload.c (find_reloads): Use a hard reg destination as reload reg
11036 for an input reload of the source.
11038 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11040 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
11043 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
11045 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
11046 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
11048 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
11050 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11052 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
11054 2002-01-12 Tom Rix <trix@redhat.com>
11056 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
11059 2002-01-12 Richard Henderson <rth@redhat.com>
11061 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
11063 * doc/invoke.texi: Update Alpha options.
11065 * doc/invoke.texi: Update i386 built-in function lists.
11067 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
11069 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
11070 referencing outside.
11072 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11074 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
11075 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
11076 offsets, and change line folding.
11077 * optabs.c (expand_binop): Remove warnings.
11078 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
11080 2002-01-12 Graham Stott <grahams@redhat.com>
11082 * attribs.c (handle_deprecated_attribute): constify WHAT.
11083 * diagnostic.c (warn_deprecated_use): Add braces, fixes
11084 dangling else warning and constify WHAT.
11085 * except.h (struct function, struct inline_remap): Move
11086 struct tag forward defs before all prototypes.
11087 (duplicate_eh_regions): Whitespace.
11089 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
11091 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
11092 MODE_BASE_REG_CLASS.
11093 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
11095 2002-01-12 Richard Henderson <rth@redhat.com>
11097 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
11098 (ix86_expand_vector_move): New.
11099 (bdesc_2arg): Remove andps, andnps, orps, xorps.
11100 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
11101 Remove old prefetch builtins. Special case the logicals removed above.
11102 (ix86_expand_builtin): Likewise.
11103 (safe_vector_operand): Use V4SFmode, not TImode.
11104 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
11105 (ix86_expand_timode_binop_builtin): New.
11106 * config/i386/i386-protos.h: Update.
11107 * config/i386/i386.h (enum ix86_builtins): Update.
11108 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
11109 Use ix86_expand_vector_move in vector move expanders.
11110 (movti_internal, movti_rex64): Add xorps alternative.
11111 (sse_clrv4sf): Rename and adjust from sse_clrti.
11112 (prefetch): Don't work so hard.
11113 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
11114 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
11115 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
11117 2002-01-11 Richard Henderson <rth@redhat.com>
11119 * config/i386/mmintrin.h: New file.
11120 * config/i386/xmmintrin.h: New file.
11121 * config.gcc (i?86-*-*): Add extra_headers.
11122 * simplify-rtx.c (simplify_unary_operation): Handle saturating
11124 (simplify_binary_operation): Handle saturating arithmetic codes.
11125 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
11126 not the lowpart subreg.
11127 (ix86_expand_builtin): Return a TImode dummy register instead of 0
11129 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
11131 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11133 * conflict.c (conflict_graph_compute): Free regsets when finished.
11134 * ssa.c (compute_coalesced_reg_partition): Likewise.
11136 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11138 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
11139 every where we allocate a register.
11141 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11143 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
11144 * lcm.c (compute_earliest, compute_farthest): Likewise.
11146 2002-01-11 Janis Johnson <janis187@us.ibm.com>
11148 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
11150 2002-01-11 Janis Johnson <janis187@us.ibm.com>
11152 * doc/rtl.texi (Insns): Fix 2 typos.
11154 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
11156 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
11157 options. Use @table @gcctabopt for MMIX options. Add index
11158 entries for MMIX options. Start new paragraph with first
11159 heading of the machine-dependent options.
11161 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
11164 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
11165 * combine.c (force_to_mode): Same.
11166 * reload1.c (clear_reload_reg_in_use): Same.
11168 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
11170 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
11173 2002-01-11 Andreas Jaeger <aj@suse.de>,
11174 Brad Lucier <lucier@math.purdue.edu>
11176 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
11179 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
11181 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
11182 Protect with IN_LIBGCC.
11183 (LINK_EH_SPEC): Add required trailing space.
11185 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
11187 * c-tree.h: Move function declarations so that they are listed
11188 under the filename which contains them.
11189 (check_identifier, finish_decl_top_level,
11190 lookup_name_current_level_global, shadow_record_fields): Remove.
11192 2002-01-11 Andreas Jaeger <aj@suse.de>
11194 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
11197 2002-01-10 Richard Henderson <rth@redhat.com>
11199 * config/alpha/alpha.c (print_operand): Add 'J'.
11200 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
11201 new operand with the sequence number for the lituse. When splitting
11202 the insns, use gen_movdi_er_high_g and generate a sequence number.
11203 (gen_movdi_er_high_g): Print the sequence number if non-zero.
11205 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
11207 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
11208 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
11210 (altivec_expand_builtin): Same.
11211 (altivec_expand_stv_builtin): New.
11213 * config/rs6000/rs6000.h (rs6000_builtins): Same.
11215 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
11216 ("altivec_lvehx"): New.
11217 ("altivec_lvewx"): New.
11218 ("altivec_lvxl"): New.
11219 ("altivec_lvx"): New.
11220 ("altivec_stvx"): New.
11221 ("altivec_stvebx"): New.
11222 ("altivec_stvehx"): New.
11223 ("altivec_stvewx"): New.
11224 ("altivec_stvxl"): New.
11226 2002-01-10 Richard Henderson <rth@redhat.com>
11228 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
11229 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
11230 care not to delete instructions twice.
11232 2002-01-10 Zack Weinberg <zack@codesourcery.com>
11234 * toplev.c: Don't declare environ (it's not used anywhere).
11235 * configure.in: Don't check for declaration of environ.
11236 * config/i386/xm-mingw32.h: Don't #define environ.
11237 * config.in, configure: Regenerate.
11239 2002-01-10 Zack Weinberg <zack@codesourcery.com>
11241 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
11242 * configure: Regenerate.
11244 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
11245 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
11246 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
11248 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
11249 LIMITS_H_TEST here, not in m68k/x-next.
11250 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
11251 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
11253 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
11254 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
11255 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
11257 * config/i386/x-djgpp: Renamed i386/t-djgpp.
11258 * config/m88k/x-dolph: Renamed m88k/t-dolph.
11259 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
11260 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
11261 replacement of quadlib.asm with quadlib.c.
11263 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
11264 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
11265 config/rs6000/xm-beos.h: Delete file.
11267 * config.gcc: Update to match above changes.
11269 2002-01-10 Kazu Hirata <kazu@hxi.com>
11271 * config/h8300/h8300.h: Fix comment typos.
11272 * config/h8300/h8300.md: Likewise.
11273 * config/h8300/lib1funcs.asm: Likewise.
11275 2002-01-10 Dale Johannesen <dalej@apple.com>
11277 PR optimization/5269
11278 * unroll.c (precondition_loop_p): Make *increment be the correct
11279 sign when n_iterations known, to avoid confusing caller.
11281 2002-01-10 Kazu Hirata <kazu@hxi.com>
11283 * doc/extend.texi (deprecated): Fix a typo.
11285 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
11287 * basic-block.h (update_br_prob_note): Declare.
11288 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
11289 (try_forward_edges): Care negative frequencies and update note.
11290 (outgoing_edges_match): Tweek conditional merging heuristics.
11291 (try_crossjump_to_edge): use update_br_prob_note.
11292 * cfglayout.c (fixup_reorder_chain): Likewise.
11293 * cfrtl.c (update_br_prob_note): New.
11294 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
11296 * i386.c (ix86_decompose_address): Return -1 if address contains
11298 (legitimate_address_p): Require ix86_decompose_address to return 1.
11300 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
11301 (cprop_insn): Likewise.
11303 2002-01-10 Kazu Hirata <kazu@hxi.com>
11305 * toplev.c: Fix formatting.
11306 * tree.c: Likewise.
11307 * tree-dump.c: Likewise.
11308 * unroll.c: Likewise.
11309 * unwind-dw2.c: Likewise.
11310 * unwind-dw2-fde.c: Likewise.
11311 * unwind-dw2-fde-glibc.c: Likewise.
11312 * unwind-sjlj.c: Likewise.
11314 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11316 * doc/invoke.texi: Document PDP-11 options.
11318 2002-01-10 Kazu Hirata <kazu@hxi.com>
11320 * config/h8300/h8300.h: Fix formatting.
11322 2002-01-10 Ira Ruben <ira@apple.com>
11324 Add __attribute__ ((deprecated)).
11325 * extend.texi: Document __attribute__ ((deprecated)).
11326 * invoke.texi: Document -Wno-deprecated-declarations.
11327 * testsuite/g++.dg/other/deprecated.C: New C++ test.
11328 * testsuite/gcc.dg/deprecated.c: New C test.
11329 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
11330 (c_common_attribute_table): Add "deprecated" entry.
11331 (handle_deprecated_attribute): New function.
11332 * c-decl.c (deprecated_states): New enum.
11333 deprecated_state: State of "deprecated" handling.
11334 (start_decl): Set deprecated_state based on attributes.
11335 (grokdeclarator): Test for deprecated uses, propagate attribute.
11336 * c-typeck.c (build_component_ref): Test for deprecated fields.
11337 (build_external_ref): Test for deprecated primaries.
11338 * diagnostic.c (warn_deprecated_use) New function to issue
11339 warnings about __attribute__ ((depricated)) references.
11340 * flags.h (warn_deprecated_decl): Extern declared for
11341 -W[no-]deprecated-declarations option.
11342 * print-tree.c (print_node): Show deprecated flag status.
11343 * toplev.c (warn_deprecated_decl): Defined.
11344 (W_options): Added "deprecated-declaration".
11345 * toplev.h (warn_deprecated_use): Extern declared.
11346 * tree.h (struct tree_common): Define deprecated_flag.
11347 (TREE_DEPRECATED): New macro to access flag.
11348 * cp/call.c (build_call): Test for deprecated calls.
11349 * cp/class.c (add_implicitly_declared_members): Set global
11350 flag to tell grokdeclarator to not issue deprecated warnings.
11351 * cp/cp-tree.h: Add extern for adding_implicit_members.
11352 * cp/decl.c (deprecated_states): New enum.
11353 (start_decl): Set deprecated_state based on attributes.
11354 (grokdeclarator): Test for deprecated uses, propagate attribute.
11355 * cp/lex.c (do_identifier): Test for deprecated primaries.
11356 * cp/typeck.c (build_component_ref): Test for deprecated fields.
11358 2002-01-10 Ira Ruben <ira@apple.com>
11360 Fix to assign attributes to inline member functions.
11361 * cp/decl.c (start_method): Handle attrlist.
11363 2002-01-10 Kazu Hirata <kazu@hxi.com>
11365 * combine.c (expand_field_assignment): Use subreg_lsb().
11367 2002-01-10 David Edelsohn <edelsohn@gnu.org>
11369 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
11370 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
11371 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
11372 Recurse for any operand of AND as long as constant is non-zero.
11374 2002-01-10 Kazu Hirata <kazu@hxi.com>
11376 * config/h8300/h8300.md: Remove constraints from expanders.
11378 2002-01-10 Kazu Hirata <kazu@hxi.com>
11380 * varasm.c: Fix formatting.
11381 * varray.c: Likewise.
11382 * vmsdbgout.c: Likewise.
11383 * xcoffout.c: Likewise.
11385 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
11387 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
11388 update edge probabilities to match.
11390 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
11392 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
11394 * doc/languages.texi, doc/sourcebuild.texi: New files.
11395 * doc/configfiles.texi: Make a subsubsection. Update.
11396 * doc/configterms.texi: Add @node. Remove warning that this isn't
11397 instructions for building GCC.
11398 * doc/makefile.texi: Make a subsection.
11399 * doc/gccint.texi: Update.
11401 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
11403 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
11405 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
11407 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
11409 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
11411 * optabs.c (expand_fix): Look for wider integer modes first.
11413 * i386.md (mov?f): Avoid the fake const double trick for medium
11415 (min?f*/max?f*): Prohibit memory operands for i387 variant.
11416 (fop_df_4): Disable for SSE compilation.
11418 2002-01-10 Graham Stott <grahams@redhat.com>
11420 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
11421 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
11423 2002-01-10 Richard Henderson <rth@redhat.com>
11425 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
11427 2002-01-10 Richard Henderson <rth@redhat.com>
11429 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
11430 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
11432 2002-01-10 Kazu Hirata <kazu@hxi.com>
11434 * combine.c (can_combine_p): Fix a comment typo.
11436 2002-01-09 Zack Weinberg <zack@codesourcery.com>
11438 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
11439 empty list correctly. Change loop index $t to $f for
11440 consistency with rest of Makefile.
11442 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
11444 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
11445 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
11447 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
11448 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
11449 (altivec_init_builtins): Same.
11450 (altivec_expand_unop_builtin): Return NULL_RTX on error.
11451 (altivec_expand_binop_builtin): Same.
11452 (altivec_expand_ternop_builtin): Same.
11455 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
11456 ("altivec_vctuxs"): Fix typo.
11457 ("altivec_vnmsubfp"): Same.
11458 ("altivec_dssall"): New.
11459 ("altivec_mfvscr"): New.
11460 ("altivec_dss"): New.
11461 ("altivec_lvsl"): New.
11462 ("altivec_lvsr"): New.
11463 ("altivec_dstt"): New.
11464 ("altivec_dstst"): New.
11465 ("altivec_dststt"): New.
11466 ("altivec_dst"): New.
11468 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
11469 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
11471 2002-01-09 Richard Henderson <rth@redhat.com>
11473 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
11475 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
11477 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
11479 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
11481 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
11483 2002-01-09 Kazu Hirata <kazu@hxi.com>
11485 * read-rtl.c: Fix formatting.
11486 * real.c: Likewise.
11487 * regclass.c: Likewise.
11488 * regrename.c: Likewise.
11489 * reg-stack.c: Likewise.
11490 * reload1.c: Likewise.
11491 * reload.c: Likewise.
11494 2002-01-09 Kazu Hirata <kazu@hxi.com>
11496 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
11497 to extract items in the expr_list chain.
11499 2002-01-09 Richard Henderson <rth@redhat.com>
11501 * config/vax/vax.c (vax_rtx_cost): Never abort.
11503 * config/vax/vax.h (REAL_ARITHMETIC): Define.
11505 2002-01-09 Jan Hubicka <jh@suse.cz>
11507 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
11509 2002-01-09 Richard Henderson <rth@redhat.com>
11511 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
11512 Unify code from various alternatives.
11514 2002-01-09 Richard Henderson <rth@redhat.com>
11516 * regrename.c (copy_value): Ignore the copy if the source register
11517 is present in the value chain with a narrower mode.
11519 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11521 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
11522 for the c4x target. Also improve layout.
11524 2002-01-09 Richard Henderson <rth@redhat.com>
11526 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
11527 * config/m32r/m32r.md (and ior xor splitters): Swap operands
11528 to match insn patterns.
11530 2002-01-09 Richard Henderson <rth@redhat.com>
11532 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
11533 (copyprop_hardreg_forward_1): Likewise.
11535 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
11537 * pa.md (decrement_and_branch_until_zero): Change predicate for
11538 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
11540 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
11542 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
11543 gets undefined. For Darwin.
11545 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11547 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
11549 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11551 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
11553 2002-01-08 Richard Henderson <rth@redhat.com>
11555 * regrename.c (copy_value): Ignore overlapping copies.
11557 2002-01-08 Richard Henderson <rth@redhat.com>
11559 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
11560 as needed to avoid shared structure.
11562 2002-01-08 Kazu Hirata <kazu@hxi.com>
11564 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
11567 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
11569 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
11570 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
11571 documentation of obsolete macros.
11572 * system.h: Poison these macros.
11573 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
11574 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
11575 config/c4x/c4x.h, config/clipper/clipper.h,
11576 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
11577 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
11578 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
11579 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
11580 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
11581 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
11582 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
11583 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
11584 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
11585 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
11586 config/sparc/sparc.h, config/stormy16/stormy16.h,
11587 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
11588 definitions and commented out definitions of obsolete macros.
11589 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
11590 of MAX_INT_TYPE_SIZE.
11592 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
11594 * config/s390/s390.c (s390_preferred_reload_class): Never
11595 return ADDR_REGS if it isn't a subset of the given class.
11596 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
11597 FP_REGS, but all superclasses as well.
11599 * config/s390/s390.c (s390_function_profiler): Fix thinko.
11601 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
11602 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
11603 must not be a const_int.
11605 2002-01-08 Richard Henderson <rth@redhat.com>
11607 * Makefile.in (toplev.o): Depend on options.h.
11608 (gcc.o): Depend on specs.h.
11610 2002-01-08 Jakub Jelinek <jakub@redhat.com>
11612 * expr.c (store_expr): Convert VOIDmode constants back to target's
11615 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11617 * doc/invoke.texi: Markup gcc as @command. Refer to
11618 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
11619 of http://gcc.gnu.org/thanks.html.
11621 2002-01-08 Dale Johannesen <dalej@apple.com>
11623 * config/rs6000/rs6000.md: Add missing int register
11624 target case to movdf_low.
11626 2002-01-08 Zack Weinberg <zack@codesourcery.com>
11628 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
11629 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
11630 (cppinit.o): Depend on except.h.
11631 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
11632 s-specs): New rules.
11634 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
11635 Don't create specs.h/options.h/gencheck.h here. Remove
11636 unnecessary variable settings from last argument of AC_OUTPUT.
11637 * config.in, configure: Regenerate.
11638 * intl.c: Hardcode package name as "gcc".
11640 * cppinit.c: Include except.h.
11641 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
11643 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
11644 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
11645 (!)USING_SJLJ_EXCEPTIONS.
11646 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
11648 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
11650 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
11651 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
11652 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
11653 documentation of obsolete macros.
11654 * system.h: Poison these macros.
11655 * config/d30v/d30v.h, config/ns32k/encore.h,
11656 config/stormy16/stormy16.h: Remove definitions and commented out
11657 definitions of obsolete macros.
11659 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
11661 * objc/objc-act.c (handle_class_ref): Mark the declaration of
11662 %sobjc_class_ref_%s as used - to prevent unwanted compiler
11665 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
11667 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
11668 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
11669 to insn adjusting stack/frame pointer.
11670 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
11671 accept operands that cause the insn to be non-splittable.
11673 2002-01-08 Graham Stott <grahams@redhat.com>
11675 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
11676 (C_TYPE_FIELDS_VOLATILE): Likewise.
11677 (C_TYPE_BEING_DEFINED): Likewise.
11678 (C_IS_RESERVED_WORD): Likewise.
11679 (C_TYPE_VARIABLE_SIZE): Likewise.
11680 (C_DECL_VARIABLE_SIZE): Likewise.
11681 (C_MISSING_PROTOTYPE_WARNED): Likewise.
11682 (C_SET_EXP_ORIGINAL_CODE): Likewise.
11683 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
11685 (C_DECL_ANTICIPATED): Likewise.
11686 (c_build_type_variant): Add parenthesis.
11688 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
11690 * gcc.c (option_map): Remove --version.
11691 (process_command): Handle -fversion following the GNU Coding
11692 Standards. Partially addresses PR other/704.
11694 2002-01-08 Graham Stott <grahams@redhat.com>
11696 * combine.c (combine_instructions): Fix typo.
11698 2002-01-08 Graham Stott <grahams@redhat.com>
11700 * debug.h: Use "tree" and "rtx" throughout.
11702 * debug.c: Likewise.
11704 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
11706 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
11707 constant pool, use the pool's version of the symbol instead.
11709 2002-01-07 Richard Henderson <rth@redhat.com>
11711 * regrename.c (find_oldest_value_reg): Ignore the value chain if
11712 the original register was copied in a mode with a fewer number of
11713 hard registers than the desired mode.
11714 (copyprop_hardreg_forward_1): Likewise.
11715 (debug_value_data): Fix loop test.
11716 * toplev.c (parse_options_and_default_flags): Reenable
11717 -fcprop-registers at -O1.
11719 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
11721 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
11722 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
11724 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
11727 * config/rs6000/rs6000.md: Add altivec predicate patterns.
11729 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
11731 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
11732 (pa_output_function_prologue): Output local label at the beginning of
11733 the prologue when profiling.
11734 (hppa_profile_hook): Use the local label rather than the function label.
11735 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
11737 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
11739 * config/rs6000/rs6000.c (print_operand): Remove extra space.
11740 (altivec_expand_unop_builtin): Fix thinko.
11741 (altivec_expand_binop_builtin): Same.
11742 (altivec_expand_ternop_builtin): Same.
11743 (altivec_expand_builtin): Same.
11745 2002-01-07 Richard Henderson <rth@redhat.com>
11747 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
11749 2002-01-07 Jason Merrill <jason@redhat.com>
11751 * unwind-dw2.c (execute_cfa_program): Use < again.
11753 2002-01-07 Jakub Jelinek <jakub@redhat.com>
11755 * predict.c (combine_predictions_for_insn): Avoid division by zero.
11757 2002-01-07 Jakub Jelinek <jakub@redhat.com>
11759 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
11760 Don't allow -1 - x -> ~x simplifications in the first pass.
11762 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
11764 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
11766 (altivec_expand_binop_builtin): Same.
11767 (altivec_expand_unop_builtin): Same.
11768 (print_operand): Fix typo.
11769 (bdesc_1arg): Add vupk* variants.
11771 * rs6000.h (rs6000_builtins): Add vupk* enums.
11773 * rs6000.md: Add altivec_vupk* variants.
11775 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
11777 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
11778 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
11779 and last update dates.
11781 2002-01-07 Janis Johnson <janis187@us.ibm.com>
11783 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
11785 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
11787 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
11788 * config/avr/avr.h (CPP_SPEC): Likewise.
11789 (LINK_SPEC): Likewise.
11790 (CRT_BINUTILS_SPECS): Likewise.
11791 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
11792 * doc/invoke.texi (AVR Options): Document them.
11794 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
11796 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
11799 2002-01-07 Graham Stott <grahams@redhat.com>
11801 * config/i386/i386.h: Update copyright date.
11802 (HALF_PIC_PTR): Add parenthesis.
11803 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
11804 (CONSTANT_ALIGNMENT): Add parenthesis.
11805 (DATA_ALIGNMENT): Likewise.
11806 (LOCAL_ALIGNMENT): Likewise.
11807 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
11808 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
11809 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
11810 (HARD_REGNO_NREGS): Add paranethesis.
11811 (VALID_SSE_REG_MODE): Whitespace.
11812 (VALID_MMX_REG_MODE): Whitespace.
11813 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
11814 (ix86_hard_regno_mode_ok): Add parenthesis.
11815 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
11816 (RETURN_IN_MEMORY): Whitespace.
11817 (N_REG_CLASSES): Add parenthesis.
11818 (INTEGER_CLASS_P): Add parenthesis and wrap.
11819 (FLOAT_CLASS_P): Likewise.
11820 (SSE_CLASS_P): Likewise.
11821 (MMX_CLASS_P): Likewise.
11822 (MAYBE_INTEGER_CLASS_P): Likewise.
11823 (MAYBE_FLOAT_CLASS_P): Likewise.
11824 (MAYBE_SSE_CLASS_P): Likewise.
11825 (MAYBE_MMX_CLASS_P): Likewise.
11826 (Q_CLASS_P): Likewise.
11827 (GENERAL_REGNO_P): Uppercase macro parameter.
11828 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
11829 (FP_REGNO_P): Likewise.
11830 (ANY_FP_REGNO_P): Uppercase macro parameter.
11831 (SSE_REGNO_P): Likewise.
11832 (SSE_REGNO): Likewise.
11833 (SSE_REG_P): Likewise.
11834 (SSE_FLOAT_MODE_P): Likewise.
11835 (MMX_REGNO_P): Likewise.
11836 (MMX_REG_P):Likewise.
11837 (STACK_REG_P): Likewise.
11838 (NON_STACK_REG_P): Likewise.
11839 (STACK_TOP_P): Likewise.
11840 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
11841 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
11842 (SECONDARY_MEMORY_NEEDED): Likewise.
11843 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
11844 (MD_ASM_CLOBBERS): Whitespace and wrap.
11845 (MUST_PASS_IN_STACK): Whitespace and wrap.
11846 (RETURN_POPS_ARGS): Add parenthesis.
11847 (INIT_CUMULATIVE_ARGS): Likewise.
11848 (FUNCTION_ARG): Likewise.
11849 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
11850 (SETUP_INCOMING_VARARGS): Likewise.
11851 (BUILD_VA_LIST_TYPE): Add parenthesis.
11852 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
11854 (EXPAND_BUILTIN_VA_ARG): Likewise.
11855 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
11856 (INITIALIZE_TRAMPOLINE): Add parenthesis.
11857 (INITIAL_ELIMINATION_OFFSET): Likewise.
11858 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
11859 (REGNO_OK_FOR_BASE_P): Likewise.
11860 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
11861 (REGNO_OK_FOR_DIREG_P): Likewise.
11862 (REG_OK_FOR_INDEX_P): Whitespace.
11863 (REG_OK_FOR_BASE_P): Whitespace.
11864 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
11866 (FIND_BASE_TERM): Fix typo.
11867 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
11868 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
11869 (SYMBOLIC_CONST; Whitespace.
11870 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
11871 (ENCODE_SECTION_INFO): Whitespace.
11872 (FINALIZE_PIC): Remove do { ... } while (0).
11873 (PROMOTE_MODE): Wrap in do { ... } while (0).
11874 (CONST_COSTS): Whitespace.
11875 (RTX_COSTS): Add paramethesis, whitespace and wrap.
11876 (REGISTER_MOVE_COST): Add parenthesis.
11877 (MEMORY_MOVE_COST): Likewise.
11878 (EXTRA_CC_MODES): Whitespace.
11879 (SELECT_CC_MODE): Add parenthesis and whitespace.
11880 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
11881 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
11882 (ASM_OUTPUT_LABEL): Add paramethesis.
11883 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
11884 (ASM_OUTPUT_REG_POP): Likewise.
11885 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
11886 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
11888 * config/i386/i386.c: Update copyright.
11889 (CHECK_STACK_LIMIT): Add parenthesis.
11890 (AT_BP): Uppercase macro parameter.
11891 (x86_64_int_parameter_registers): Constify.
11892 (x86_64_int_return_registers): Likewise.
11893 (ix86_compare_op0): Use rtx.
11894 (construct_container): Constify INTREG parameter.
11895 (function_arg): Use rtx.
11897 * diagnostic.h: Update copyright date.
11898 (output_buffer_state): Add parenthesis.
11899 (output_buffer_format_args): Likewise.
11901 * combine.c (combine_instructions): Replace XEXP (links, 0)
11904 2002-01-06 H.J. Lu <hjl@gnu.org>
11906 * cfgcleanup.c (thread_jump): Fix 2 typos.
11908 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
11910 * config.gcc: Add support for --enable-altivec.
11912 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
11914 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
11916 2002-01-06 Jakub Jelinek <jakub@redhat.com>
11918 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
11919 __objc_class_name_*.
11921 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
11923 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
11925 2002-01-06 Richard Henderson <rth@redhat.com>
11927 * reorg.c (emit_delay_sequence): Remove death notes, not merely
11928 nop them out. Increment label reference count for REG_LABEL.
11929 (fill_slots_from_thread): Frob label reference count around
11930 delete_related_insns.
11932 2002-01-05 Richard Henderson <rth@redhat.com>
11934 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
11937 2002-01-05 Richard Henderson <rth@redhat.com>
11939 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
11940 * integrate.c (output_inline_function): Likewise.
11941 * toplev.c (rest_of_compilation): Do it here instead. Move call
11942 to remove_unnecessary_notes after emitting abstract instance.
11943 Force an emitted nested function to have its parent emited as well.
11944 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
11946 (rtl_for_decl_location): Do not look at reload data structures
11947 before reload has run.
11949 2002-01-05 Kazu Hirata <kazu@hxi.com>
11951 * cse.c: Fix formatting.
11952 * dwarf2asm.c: Likewise.
11953 * dwarf2out.c: Likewise.
11954 * explow.c: Likewise.
11955 * expmed.c: Likewise.
11956 * function.c: Likewise.
11957 * gcov.c: Likewise.
11958 * gencheck.c: Likewise.
11959 * genrecog.c: Likewise.
11960 * ggc-common.c: Likewise.
11961 * ggc-page.c: Likewise.
11962 * global.c: Likewise.
11964 2002-01-05 Kazu Hirata <kazu@hxi.com>
11966 * combine.c: Fix formatting.
11968 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
11971 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
11973 2002-01-05 David Edelsohn <edelsohn@gnu.org>
11975 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
11976 as 1 for __powerpc64__ as well.
11978 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
11980 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
11983 2002-01-05 Daniel Berlin <dan@dberlin.org>
11985 * lcm.c: Revert change, due to performance regression it causes on
11986 SPEC because it's slightly more conservative (sigh, I hate
11989 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
11991 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
11993 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
11995 * doc/cppinternals.texi: Update.
11997 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
11999 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
12000 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
12002 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
12003 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
12004 kludge for pre-october-14th mmix versions to handle new-found bug
12005 with PUSHJ/PUSHGO and the register stack.
12006 * config/mmix/mmix.h (struct machine_function): Rename member
12007 has_call_value_without_parameters to has_call_without_parameters.
12008 All referers changed.
12009 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
12010 TARGET_MASK_BRANCH_PREDICT): New macros.
12011 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
12012 -mno-reg-stack-fill-bug-workaround.
12013 * config/mmix/mmix.md ("call"): Set struct machine member
12014 has_call_without_parameters.
12016 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
12018 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
12020 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
12022 * cfgcleanup.c: Include tm_p.h
12023 (mark_effect): Fix handling of hard register; fix handling of SET
12025 2002-01-04 Kazu Hirata <kazu@hxi.com>
12027 * config/h8300/h8300.md (anonymous patterns): Check that
12028 operands are registers before using REGNO on them.
12030 2002-01-03 Roland McGrath <roland@frob.com>
12032 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
12034 2002-01-04 Jakub Jelinek <jakub@redhat.com>
12036 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
12037 * c-common.h (genrtl_expr_stmt_value): Likewise.
12038 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
12039 (expand_expr_stmt_value): Add maybe_last argument.
12040 Don't warn about statement with no effect if it is the last statement
12041 in expression statement.
12042 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
12043 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
12044 expand_expr_stmt_value.
12045 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
12046 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
12047 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
12048 as maybe_last to expand_expr_stmt_value.
12050 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
12052 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
12053 be passed in, do not build it.
12054 (c_begin_if_stmt): New function.
12055 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
12056 * c-common.h (c_expand_start_cond): Update prototype.
12057 (c_begin_if_stmt): Prototype new function.
12058 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
12059 * c-parse.in (if_prefix): Use c_begin_if_stmt,
12060 c_begin_while_stmt and c_finish_while_stmt_cond.
12062 2002-01-04 William Cohen <wcohen@redhat.com>
12064 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
12065 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
12066 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
12067 * config/pa/som.h (ASM_FILE_START): Likewise.
12069 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
12071 * lcm.c: Include df.h.
12072 Add available_transfer_function prototype.
12073 (compute_available): Rework to use iterative dataflow framework.
12074 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
12075 with bb_info in df.h
12076 (available_transfer_function): New function.
12078 * Makefile.in (lcm.o): add df.h to dependencies.
12080 2002-01-04 Richard Henderson <rth@redhat.com>
12082 * config/alpha/alpha.c (some_operand): Accept HIGH.
12083 (input_operand): Likewise; accept simple references to globals.
12084 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
12085 (alpha_const_double_ok_for_letter_p): Likewise.
12086 (alpha_extra_constraint): Likewise.
12087 (alpha_preferred_reload_class): Likewise. Do not force
12088 symbolic constants to memory.
12089 (alpha_legitimate_address_p): Accept simple references
12090 to small_symbolic_operand.
12091 (alpha_legitimize_address): New arg scratch. Be prepared to be
12092 called when no_new_pseudos. Emit simple symbolic references.
12093 Split integers into low, high, and rest.
12094 (alpha_expand_mov): Use alpha_legitimize_address.
12095 (some_small_symbolic_mem_operand): New.
12096 (split_small_symbolic_mem_operand): New.
12097 * config/alpha/alpha-protos.h: Update.
12098 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
12099 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
12100 (EXTRA_CONSTRAINT): Likewise.
12101 (PREFERRED_RELOAD_CLASS): Likewise.
12102 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
12103 (PREDICATE_CODES): Update.
12104 * config/alpha/alpha.md: New post-reload splitters to convert
12105 simplfied symbolic operands to the form that references $29.
12106 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
12107 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
12109 2002-01-03 Richard Henderson <rth@redhat.com>
12111 * local-alloc.c (function_invariant_p): Update commentary.
12113 2002-01-04 H.J. Lu <hjl@gnu.org>
12115 * toplev.c (rest_of_compilation): Fix a typo when calling
12118 2002-01-03 Kazu Hirata <kazu@hxi.com>
12120 * c-common.c: Fix formatting.
12121 * diagnostic.c: Likewise.
12122 * doloop.c: Likewise.
12123 * dwarf2out.c: Likewise.
12125 2002-01-03 Kazu Hirata <kazu@hxi.com>
12127 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
12128 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
12130 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
12132 * cpperror.c: Update comments and copyright.
12133 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
12134 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
12136 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
12138 * collect2.c (main): Use strcmp when testing for "-shared".
12140 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
12142 * cppmacro.c: Don't include intl.h. Update comments.
12143 (new_number_token): Allocate enough buffer for 64-bit unsigned
12144 integers; update prototype.
12145 * cppmain.c: Update comments.
12147 2002-01-03 William Cohen <wcohen@redhat.com>
12149 * function.h (struct function): Add profile.
12150 (current_function_profile): New.
12151 doc/extend.texi: Update documentation.
12152 * final.c (final_start_function): Use current_function_profile
12153 instead of profile_flag.
12154 (profile_after_prologue): Likewise.
12155 * function.c (expand_function_start): Likewise.
12156 (expand_function_start): Likewise.
12157 * config/alpha/alpha.c (direct_call_operand):
12158 (alpha_does_function_need_gp): Likewise.
12159 (alpha_expand_prologue): Likewise.
12160 * config/arm/arm.c (arm_expand_prologue): Likewise.
12161 thumb_expand_prologue: Likewise.
12162 * config/d30v/d30v.c (d30v_stack_info): Likewise.
12163 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
12164 (fr30_expand_prologue): Likewise.
12165 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
12166 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
12167 * config/i386/i386.h (FINALIZE_PIC): Likewise.
12168 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
12169 * config/i960/i960.c (i960_output_function_prologue): Likewise.
12170 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
12171 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
12172 (m32r_expand_prologue): Likewise.
12173 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
12174 (m88k_expand_prologue): Likewise.
12175 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
12176 * config/mips/mips.c (compute_frame_size): Likewise.
12177 (mips_expand_prologue): Likewise.
12178 (mips_can_use_return_insn): Likewise.
12179 * config/pa/elf.h (ASM_FILE_START): Likewise.
12180 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
12181 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
12182 * config/pa/som.h (ASM_FILE_START): Likewise.
12183 * config/romp/romp.c (romp_using_r14): Likewise.
12184 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
12185 (rs6000_stack_info): Likewise.
12186 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
12187 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
12188 * config/v850/v850.c (compute_register_save_size): Likewise.
12190 2002-01-03 Jakub Jelinek <jakub@redhat.com>
12192 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
12193 gen_lowpart_common fails, use gen_lowpart_SUBREG.
12195 2002-01-03 Turly O'Connor <turly@apple.com>
12197 * darwin.c (machopic_output_possible_stub_label): Don't generate
12198 stub routines for pseudo-stubs which we've just defined.
12200 2002-01-03 Kazu Hirata <kazu@hxi.com>
12202 * builtins.c: Fix formatting.
12203 * c-typeck.c: Likewise.
12204 * combine.c: Likewise.
12205 * expr.c: Likewise.
12206 * loop.c: Likewise.
12208 2002-01-03 Andreas Schwab <schwab@suse.de>
12210 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
12211 and return true if _cpp_push_next_buffer pushed a new include
12213 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
12214 _cpp_pop_file_buffer did not push a new file.
12215 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
12217 2002-01-02 Eric Christopher <echristo@redhat.com>
12219 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
12220 FIND_REG_INC_NOTE call. Update copyright.
12221 * loop.c (canonicalize_condition): Ditto.
12222 * reorg.c (delete_scheduled_jump): Ditto.
12224 2002-01-03 Kazu Hirata <kazu@hxi.com>
12226 * gcse.c: Fix formatting.
12228 2002-01-03 Graham Stott <grahams@redhat.com>
12230 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
12231 forward defs for struct tags rtx_def, union_tree, rtvec_def
12232 also output corresponding typedefs for rtx, tree, and rtvec.
12234 * system.h: Move forward defs for struct tags rtx_def, union_tree,
12235 rtvec_def along with corresponding typedefs for rtx, tree, and
12236 rtvec to config.h, hconfig.h, tconfig.h.
12238 2002-01-03 Graham Stott <grahams@redhat.com>
12240 * tree.h: Update copyright date.
12241 (IS_EXPR_CODE_CLASS): Add parenthesis.
12242 (TREE_SET_CODE): Add whitespace.
12243 (TREE_CHECK): Add parenthesis.
12244 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
12245 (CST_OR_CONSTRUCTOR_CHECK):
12246 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
12247 (TREE_SYMBOL_REFERENCED): Whitespace.
12248 (INT_CST_LT): Likewise.
12249 (INT_CST_LT_UNSIGNED): Likewise.
12250 (tree_real_cst): Unwrap comment.
12251 (tree_string): Likewise.
12252 (tree_complex): Likewise.
12253 (IDENTIFIER_POINTER): correct cast.
12254 (SAVE_EXPR_CONTEXT): Whitespace.
12255 (EXPR_WFL_FILENAME_NODE): Likewise.
12256 (EXPR_WFL_FILENAME): Remove parenthesis.
12257 (DECL_ORIGIN): Add parenthesis.
12258 (DECL_FROM_INLINE): Use NULL_TREE.
12259 (build_int_2): Whitespace.
12260 (build_type_variant): Add parenthesis.
12262 * gcc/jcf-parse.c: Update copyright date.
12263 (yyparse): Constify resource_filename.
12265 2002-01-03 Graham Stott <grahams@redhat.com>
12267 * rtl.h: Update copyright date.
12268 (RTL_CHECK1): Wrap long line.
12269 (RTL_CHECK2): Likewise.
12270 (RTL_CHECKC1): Wrap long line and whitespace.
12271 (RTL_CHECKC2): Likewise.
12272 (XWINT): Whitespace.
12278 (XBITMAP): Likewise.
12280 (XBBDEF): Likewise.
12282 (X0WINT): Likewise.
12284 (X0UINT): Likewise.
12288 (X0MODE): Likewise.
12289 (X0BITMAP): Likewise.
12290 (X0TREE): Likewise.
12291 (X0BBDEF): Likewise.
12292 (X0ADVFLAGS): Likewise.
12293 (X0CSELIB): Likewise.
12294 (X0MEMATTR): Likewise.
12295 (XCWINT): Likewise.
12297 (XCUINT): Likewise.
12301 (XCMODE): Likewise.
12302 (XCBITMAP): Likewise.
12303 (XCTREE): Likewise.
12304 (XCBBDEF): Likewise.
12305 (XCADVFLAGS): Likewise.
12306 (XCCSELIB): Likewise.
12307 (XC2EXP): Likewise.
12308 (INSN_UID): Likewise.
12309 (PREV_INSN): Likewise.
12310 (PATTERN): Likewise.
12311 (INSN_CODE): Likewise.
12312 (PUT_REG_NOTE_KIND): Likewise.
12313 (CODE_LABEL_NUMBER): Likewise.
12314 (NOTE_SOURCE_FILE): Likewise.
12315 (NOTE_BLOCK): Likewise.
12316 (NOTE_EH_HANDLER): Likewise.
12317 (NOTE_RANGE_INFO): Likewise.
12318 (NOTE_LIVE_INFO): Likewise.
12319 (NOTE_BASIC_BLOCK): Likewise.
12320 (NOTE_EXPECTED_VALUE): Likewise.
12321 (NOTE_LINE_NUMBER): Likewise.
12322 (LABEL_NAME): Likewise.
12323 (LABEL_NUSES): Likewise.
12324 (LABEL_ALTERNATE_NAME): Likewise.
12325 (ADDRESSOF_DECL): Likewise.
12326 (JUMP_LABEL): Likewise.
12327 (LABEL_NEXTREF): Likewise.
12329 (ORIGINAL_REGNO: Likewise.
12330 (HARD_REGISTER_NUM_P): Add parenthesis.
12331 (SUBREG_REG): Whitespace.
12332 (SUBREG_BYTE): Likewise.
12333 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
12334 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
12335 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
12336 (ASM_OPERANDS_INPUT_VEC): Likewise.
12337 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
12338 (ASM_OPERANDS_INPUT): Likewise.
12339 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
12340 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
12341 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
12342 (ASM_OPERANDS_INPUT_MODE): Likewise.
12343 (ASM_OPERANDS_SOURCE_FILE): Likewise.
12344 (ASM_OPERANDS_SOURCE_LINE): Likewise.
12345 (MEM_SET_IN_STRUCT_P): Minor reformat.
12346 (TRAP_CONDITION): Whitespace.
12347 (TRAP_CODE): Likewise.
12348 (COND_EXEC_TEST): Likewise.
12349 (COND_EXEC_CODE): Likewise.
12350 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
12351 (PHI_NODE_P): Add parenthesis.
12352 (plus_constant): Whitespace and add parenthesis.
12354 2002-01-03 Kazu Hirata <kazu@hxi.com>
12356 * config/avr/avr.c: Fix comment typos.
12357 * config/c4x/c4x.md: Likewise.
12358 * config/dsp16xx/dsp16xx.h: Likewise.
12359 * config/dsp16xx/dsp16xx.md: Likewise.
12360 * config/i386/i386.md: Likewise.
12361 * config/ia64/ia64.c: Likewise.
12362 * config/m32r/m32r.h: Likewise.
12363 * config/m68hc11/m68hc11.md: Likewise.
12364 * config/mmix/mmix.c: Likewise.
12365 * config/mn10200/mn10200.c: Likewise.
12366 * config/romp/romp.c: Likewise.
12367 * config/sh/sh.c: Likewise.
12368 * config/stormy16/stormy16.c: Likewise.
12369 * config/stormy16/stormy16.h: Likewise.
12370 * config/stormy16/stormy16.md: Likewise.
12372 2002-01-03 Graham Stott <grahams@redhat.com>
12374 * loop.h: Update copyright date.
12375 (LOOP_MOVABLES): Fix typo.
12376 (LOOP_REGS): Likewise.
12377 (LOOP_IVS): Likewise.
12379 2002-01-03 Graham Stott <grahams@redhat.com>
12381 * cppinit.c: Update copyright date.
12382 Don't include output.h
12383 * Makefile.in: Update copyright date.
12386 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
12389 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
12390 (-pthread) Add to RS/6000 options.
12392 2002-01-02 Kazu Hirata <kazu@hxi.com>
12394 * except.c: Fix comment typos.
12395 * loop.c: Likewise.
12396 * varasm.c: Likewise.
12397 * doc/tm.texi: Fix a typo.
12399 2002-01-02 Jakub Jelinek <jakub@redhat.com>
12401 * c-typeck.c (output_init_element): Allow initializing static storage
12402 duration objects with compound literals.
12404 2002-01-02 Richard Henderson <rth@redhat.com>
12406 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
12409 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12411 * gcc.c (default_compilers): Const-ify.
12412 * mips-tdump.c (stab_names): Likewise.
12413 * mips-tfile.c (map_coff_types, map_coff_storage,
12414 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
12415 pseudo_ops_t, pseudo_ops): Likewise.
12416 * protoize.c (default_include): Likewise
12418 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
12419 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
12420 Add array size in declaration.
12421 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
12422 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
12423 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
12424 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
12425 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
12426 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
12427 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
12428 emtens, make_nan): Const-ify.
12429 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
12430 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
12432 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
12434 * config.gcc (ia64-*-*): Set extra_headers.
12435 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
12436 * config/alpha/t-osf: Remove.
12437 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
12439 2002-01-02 David Edelsohn <edelsohn@gnu.org>
12441 * config/rs6000/t-aix43: Revert previous change.
12443 2002-01-02 Jason Merrill <jason@redhat.com>
12445 * c-decl.c (c_expand_body): Call outlining_inline_function when
12446 emitting an inline function out of line.
12448 2002-01-02 Richard Henderson <rth@redhat.com>
12450 * dwarf2out.c (limbo_die_node): Add created_for member.
12451 (new_die): New argument created_for. Update all callers.
12452 (mark_limbo_die_list): New.
12453 (dwarf2out_init): Register limbo_die_list as a root.
12454 (dwarf2out_finish): Force insert limbo dies into their function
12457 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
12460 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
12462 2002-01-02 Kazu Hirata <kazu@hxi.com>
12464 * config/h8300/fixunssfsi.c: Update copyright.
12467 * config/h8300/h8300.c: Update copyright.
12468 Eliminate warnings.
12470 2002-01-02 Kazu Hirata <kazu@hxi.com>
12472 * config/romp/romp.c: Fix comment formatting.
12473 * config/romp/romp.h: Likewise.
12474 * config/romp/romp.md: Likewise.
12475 * config/s390/s390.c: Likewise.
12476 * config/stormy16/stormy16.c: Likewise.
12477 * config/stormy16/stormy16.h: Likewise.
12479 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
12481 * c-common.h (genrtl_expr_stmt_value): Declare.
12482 * c-semantics.c (genrtl_goto_stmt): Redirect to...
12483 (genrtl_goto_stmt_value): ... this new function. Pass new
12484 argument down to expand_expr_stmt_value, taking
12485 TREE_ADDRESSABLE into account.
12486 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
12487 STMT_EXPR as addressable, i.e., one whose result we want.
12488 * expr.c (expand_expr): Don't save expression statement value
12489 of labeled_blocks or loop_exprs.
12490 * stmt.c (expand_expr_stmt): Redirect to...
12491 (expand_expr_stmt_value): ... this new function. Use new
12492 argument to tell whether to save expression value.
12493 (expand_end_stmt_expr): Reset last_expr_type and
12494 last_expr_value if we don't have either.
12495 * tree-inline.c (declare_return_variable): Mark its use
12496 statement as addressable.
12497 * tree.h: Document new use of TREE_ADDRESSABLE.
12498 (expand_expr_stmt_value): Declare.
12500 2002-01-01 Tom Rix <trix@redhat.com>
12502 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
12503 rs6000_emit_allocate_stack.
12505 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
12507 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
12508 ${srcdir}/ginclude/ to every entry in extra_headers.
12509 * configure: Regenerate.
12510 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
12511 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
12512 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
12513 * ginclude/proto.h: Rename to config/convex/proto.h.
12515 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12517 * attribs.c (handle_vector_size_attribute): Use host_integerp
12518 and tree_int_cst; remove warnings.
12519 * caller-save.c (insert_restore): Add cast to get rid of warning.
12520 (insert_save): Likewise.
12521 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
12522 * regmove.c (find_matches): Add temporary var to kill a warning.
12524 2002-01-01 Douglas B Rupp <rupp@gnat.com>
12526 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
12527 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
12528 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
12529 (vms-dwarf2eh.o): Add Makefile rule.
12530 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
12531 * config/alpha/vms-dwarf2eh.asm: New file.
12533 * gcc.c (delete_if_ordinary): Delete all versions.
12535 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
12537 * config/mmix/mmix.md: Update FIXME to not mention
12539 (MMIX_rJ_REGNUM): New define_constants constant.
12540 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
12541 "*movdicc_real"): Adjust contraints formatting.
12542 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
12543 for branch prediction.
12544 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
12546 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
12547 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
12548 number. Delete related FIXMEs.
12549 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
12550 from number to MMIX_rJ_REGNUM.
12551 (TARGET_MASK_BRANCH_PREDICT): New.
12552 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
12553 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
12554 value. Add -mbranch-predict and -mno-branch-predict.
12555 (TARGET_VERSION): Drop date.
12556 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
12557 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
12558 for finding out global symbols.
12559 (mmix_asm_output_labelref): Revert condition for global symbol.
12560 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
12561 (mmix_print_operand_punct_valid_p): A '+' is valid.
12563 See ChangeLog.6 for earlier changes.